Abstract

A carrier set of wine tasting, a wine tasting carrier, and a producing method of the wine tasting carrier is disclosed, wherein the carrier set includes at least two wine tasting carriers, and each of which is attached with different flavor corresponding to a wine. The producing method includes following steps: obtaining an original carrier; selecting a target wine, and selecting one of multiple flavors corresponding to the target wine; obtaining a producing material corresponding to the selected flavor; and, adding the producing material to the original carrier to transform the original carrier into the wine tasting carrier that is attached with the selected flavor.

IPC Classes  ?

• A47G 19/03 - Plates, dishes or the like for using only once, e.g. made of paper
• A47G 19/22 - Drinking vessels or saucers used for table service

Abstract

A feedback device, a feedback system, and a feedback method for taste sense is disclosed, wherein the feedback device includes a processor, a container, and a providing mechanism. Multiple taste materials are stored in the container. When a media player plays a multimedia file to a labeled paragraph, a control signal is sent to the feedback device. After receiving the control signal, the processor controls the providing mechanism to provide a corresponding one of the taste materials for the user to eat. Therefore, the user may obtain taste feedback that is relevant to the label paragraph of the multimedia file through the feedback device.

IPC Classes  ?

• A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
• H04N 21/234 - Processing of video elementary streams, e.g. splicing of video streams or manipulating MPEG-4 scene graphs

Abstract

A pad arranging method and a pad arrangement structure for a wire bonding of a chip is provided. The method includes following steps. A soldered component and a circuit board are provided. A plurality of pads is arranged on the circuit board. a number of the pads is corresponding to a number of a plurality pins of the soldered component. The pads are disposed in a plurality of rows toward or away from the soldered component according to a predetermined arranging position, and the number of the pads on one of the rows at outer side is equal to that on one of the rows at inner side, or greater than that on one of the rows at inner side by one or more than one

IPC Classes  ?

• H05K 1/11 - Printed elements for providing electric connections to or between printed circuits
• H01L 23/49 - Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads or terminal arrangements consisting of soldered or bonded constructions wire-like
• H01L 23/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details of semiconductor or other solid state devices

Abstract

An automatic power-off circuit automatically disconnects a path between a battery and a load after the battery supplying power to the load for a specific time period. The automatic power-off circuit includes a first switch, a first capacitor, a first reverse circuit, a timing circuit, and a logic circuit. The first reverse circuit provides a first signal reversed to a potential change based on the potential change of the first capacitor. The timing circuit provides a second signal with the first potential to the logic circuit based on the first signal with the first potential, and adjusts the second signal with the second potential after the specific time period. The logic circuit turns on the first switch based on the second signal with the first potential, and turns off the first switch based on the second signal with the second potential.

IPC Classes  ?

• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

An ink circulation system, including an ink cartridge, an ink tank, an ink pump, first, second, and third valves, a print head, a heating assembly, and a positive-negative pressure assembly, is provided. The ink cartridge has an output pipeline and an ink cartridge valve. The ink tank is disposed on one side of the ink cartridge and connected to the output pipeline. The ink pump is connected to the output pipeline and the ink tank through an ink pipeline. The first valve is connected to the ink tank through a first pipeline. The second valve is disposed on the output pipeline. The third valve is connected to the output pipeline and the ink pipeline through a return pipeline. The print head is connected to the ink tank and the return pipeline. The heating assembly is disposed in the ink tank. The positive-negative pressure assembly is connected to the first pipeline.

IPC Classes  ?

• B41J 2/175 - Ink supply systems
• B41J 2/19 - Ink jet characterised by ink handling for removing air bubbles

Abstract

A paper aligning mechanism and an image generating device having the same are provided, the paper aligning mechanism is arranged on a calibration path of the image generating device, the calibration path is arranged between a paper assigning mechanism and a paper-feeding mechanism of the image generating device, and the paper aligning mechanism has at least two calibrating swingarms arranged spacedly. Each of the calibrating swingarms has an arm portion and a pivoting axle portion arranged on the arm portion to pivotally connect the arm portion to the image generating device. The arm portion has an extending segment and a limiting segment extended from the extending segment, the limiting segment is downward extended along the calibration path toward an exit of the calibration path to be swingable and to block the exit of the calibration path.

IPC Classes  ?

• B65H 5/06 - Feeding articles separated from piles; Feeding articles to machines by rollers
• B65H 9/00 - Registering, e.g. orientating, articles; Devices therefor

Abstract

An air baffle structure is provided for installing a motherboard and inside a case. The case includes an opening. The air baffle structure includes a pair of brackets and an air baffle cover. The pair of brackets are fixed on the case and disposed on two sides of the opening, and the motherboard is pluggably disposed between the pair of brackets. The air baffle cover is connected to tops of the pair of brackets and straddles the pair of brackets. Therefore, the air baffle cover may effectively guide the air to pass through the motherboard to dissipate heat of the motherboard, and the quantity of fans in the case is reduced.

IPC Classes  ?

• G06F 1/20 - Cooling means
• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating

Abstract

A detection method for a liquid level of a storage tank is provided. The detection method determines that an optical sensor is for a liquid level detection purpose when a sensing value to a tank object is consistent with a first threshold condition. The detection method further determines the optical sensor as valid on liquid level detection when sensing values respectively corresponding to statuses of print material and non-print-material are consistent with a second threshold condition. During printing, the detection method starts/stops pouring print material into a storage tank when the sensing value of the optical sensor is consistent with a third threshold condition correspondingly.

IPC Classes  ?

• B41J 2/175 - Ink supply systems

Abstract

This disclosure is directed to an automatic feeding and scanning device having a scanning module, a paper feeding module and a cleaning module. The scanning module has a carrying platen, a scanning platen, and a scanner, the carrying platen and the scanning platen are light transmissive plates, two surfaces of the scanning platen are a bottom surface and a top surface opposite to the bottom surface, the scanner is arranged corresponding to the bottom surface of the scanning platen. The cleaning module has a brush and an actuating assembly connected to the brush and driving the brush. The brush is arranged corresponding to the top surface of the scanning platen, the actuating assembly drives the brush to scrape the top surface of the scanning platen.

IPC Classes  ?

• G03G 15/00 - Apparatus for electrographic processes using a charge pattern
• B65H 1/04 - Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile

Abstract

A dual-axle linkage detection structure includes a first object, a second object, a sensor body, and a shielding element. The first object is movably connected to a base. The second object is movably connected to the first object. The sensor body is disposed on the first object and includes detecting positions. The shielding element includes a shielding part. When the second object covers the first object and the first object covers the base, the shielding part moves into the detecting position. When the second object moves away from the first object, or when the first object moves away from the base and drives the shielding element to rotate, the shielding part moves out of the detecting position.

IPC Classes  ?

• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof

Abstract

A feeding device with a stirring mechanism includes a device body and a nautilus-shaped turning wheel. The device body includes a base and a storage barrel disposed above the base. A bottom of the storage barrel includes an opening. The nautilus-shaped turning wheel is pivoted on the base and accommodated in the opening. The axial direction of the opening is perpendicular to the axial direction of the nautilus-shaped turning wheel. An outer periphery of the nautilus-shaped turning wheel includes a spiral arc edge with a thickness gradually decreased along a rotating direction and a stepped wall formed between two ends of the spiral arc edge. Therefore, the feeding device has the function of stirring the feed and removing the jamming.

IPC Classes  ?

• A01K 5/00 - Feeding devices for stock or game
• B01F 7/00 - Mixers with rotary stirring devices in fixed receptacles; Kneaders
• B01F 7/04 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with paddles or arms
• B65G 11/20 - Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating, articles or solids

Abstract

A feeding device includes a base, a storage barrel, a hopper, a blocking door and a ratchet turning wheel. The storage barrel is disposed above the base, and a collecting passage is extended from the bottom of the storage barrel. A discharge port is disposed on the collecting passage. The hopper is accommodated in the collecting passage. The blocking door shields the discharge port. The ratchet turning wheel is installed on the base and disposed below the hopper. The ratchet turning wheel includes a wheel and ratchet teeth arranged annularly on the periphery of the wheel. An outer periphery of the ratchet teeth abuts against the hopper to push the hopper to move up or down. The wheel is extended with a lever to open the blocking door. Therefore, the feed may be filled in the collecting channel, and the feeding device has the effect of quantitative feeding.

IPC Classes  ?

• A01K 5/02 - Automatic devices
• A01K 5/01 - Feed troughs; Feed pails

Abstract

This disclosure is related to a duplex scanning device. The automatic document feeder includes a paper feeder body, a paper inlet and a paper outlet. The paper cassette includes an upper paper tray and a lower paper tray adjacent to the paper inlet and the paper outlet. The cassette power module includes a motor set and a transmission part. The transmission part drives the paper cassette to move on one side of the automatic document feeder to control the lower paper tray to connect with the paper inlet or the paper outlet. Therefore, the double-sided scanning of the document is completed by two-pass duplex scanning.

IPC Classes  ?

• H04N 1/04 - Scanning arrangements
• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof
• H04N 1/10 - Scanning arrangements using flat picture-bearing surfaces
• H04N 1/12 - Scanning arrangements using the sheet-feed movement as the slow scanning component

Abstract

A 3D print head includes a carrier connected with a horizontal slide rail, a pair of nozzle assemblies disposed on the carrier, a swing arm and a push rod. Each nozzle assembly includes a nozzle and an elastic member, and movably coupled to the carrier and capable of raising and lowering relative to the carrier. Each elastic member is connected between the carrier and the corresponding nozzle to raise the nozzle relative to the carrier. The swing arm is pivoted to the carrier, and one end there of can be moved between the nozzles to push one of the nozzles down. The push rod is extended from the swing arm. While the carrier moving along the horizontal slide rail, the push rod can be pushed to rotate the swing arm to push the print nozzle down, thus the product can be prevented from scratching by another idle nozzle while printing.

IPC Classes  ?

• B29C 64/209 - Heads; Nozzles
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

Abstract

A 3D printing head having a carrier, a pair of nozzle assemblies, a swing arm and a driving mechanism is provided. The nozzle assemblies are arranged on the carrier. Each nozzle assembly has a nozzle and a reset elastic member. Each nozzle is connected to the carrier and up-down movable relative to the carrier. The reset elastic members are connected between the carrier and the respective corresponding nozzles. The swing arm is pivoted on the carrier and able to swing one end thereof between the nozzles to selectively press one of the nozzles down. The driving mechanism is connected with the swing arm to rotate the swing arm. The swing arm can be rotated by the driving mechanism to press the operated nozzle down for printing, and a height difference between the nozzles is thereby formed to prevent the product from being scratched by the idle nozzle when printing.

IPC Classes  ?

• B29C 64/209 - Heads; Nozzles
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

Abstract

A stereolithography elastic film with adjustable peeling force applied to a stereolithography 3D printing apparatus, and the stereolithography elastic film includes at least one of a first colloid and a second colloid. The first colloid includes a non-polyelectrolyte and water, the water occupies the largest percentage in the first colloid. The second colloid includes a polyelectrolyte, a coagulant and water, the water occupies the largest percentage in the second colloid. The peeling force of the stereolithography elastic film may be adjusted by adjusting the percentage of at least one of the non-polyelectrolyte, the polyelectrolyte, the coagulant, and the water.

IPC Classes  ?

• C08J 5/18 - Manufacture of films or sheets
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/379 - Handling of additively manufactured objects, e.g. using robots

Abstract

A light-curing 3D printer includes a main-tank, a printing platform, a lighting unit, a liquid material contained in the main-tank, an isolation fluid contained in the main-tank and floating upon the liquid material, a membrane arranged upon the isolation fluid, and an auxiliary mechanism. The 3D printer controls the lighting unit to emit light toward the liquid material according to slicing data of one cured-layer of a 3D model for forming a 3D object. The 3D printer then controls the printing platform to lower and activates the auxiliary mechanism to keep varying the status of the isolation fluid. Next, the 3D printer determines whether the 3D model is completed, and controls the lighting unit to emit light according to slicing data of a next cured-layer if the 3D model is not yet completed.

IPC Classes  ?

• B29C 64/264 - Arrangements for irradiation
• B29C 64/232 - Driving means for motion along the axis orthogonal to the plane of a layer
• B29C 64/245 - Platforms or substrates
• B29C 64/255 - Enclosures for the building material, e.g. powder containers
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified

Abstract

The present invention provides a multi-function printer, including a main body, a cover, and a hinge structure. The hinge structure includes a positioning component and a pivoting member. The positioning component is connected to the main body. The pivoting member is connected to the cover and is pivotally connected to the positioning component. The pivoting member is adapted to pivot to a first state so that the cover is closed on the main body and pivot to a second state so that the cover is opened from the main body. The pivoting member includes at least one positioning portion. When the pivoting member pivots to a third state between the first state and the second state, the pivoting member is positioned to the positioning component by the at least one positioning portion.

IPC Classes  ?

• G03G 21/16 - Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
• F16C 11/04 - Pivotal connections
• B41J 29/13 - Cases or covers

Abstract

The present disclosure provides a feed module, which is applicable to an electronic device, for example, a multi-function product/printer/peripheral or printer and the like. The feed module comprises a carrier tray, a clamping piece, a first sensor and a control unit. A document is suitable for being placed on the carrier tray, and is driven by the feed module to be transferred into the multi-function product/printer/peripheral or printer. The clamping piece is movably assembled on the carrier tray. The first sensor senses the position of the clamping piece on the carrier tray. The control unit is electrically connected with the first sensor. After the document is placed on the carrier tray and clamped by the clamping piece, the control unit determines the width of the document by the first sensor.

IPC Classes  ?

• B65H 7/14 - Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
• B65H 1/04 - Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile

Abstract

A method for detecting object border of 3D printer (4) includes following steps: obtaining a basic locating point (420) of a printing platform (42) of the 3D printer (4); projecting an imported 3D object onto a 2D plane of the 3D printer (4) for obtaining a plurality of 2D coordinates of the 3D object; calculating a 2D convex hull (60) according to the plurality of 2D coordinates; obtaining all vertexes (601) of the 2D convex hull (60); determining the position of the 3D object based on the basic locating point (420) in company with all the vertexes (601) of the 2D convex hull (60); and, permitting the 3D printer (4) to activate a printing procedure only if the 3D object is determined fully locating inside an effective range of the printing platform (42).

IPC Classes  ?

• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• G06F 30/00 - Computer-aided design [CAD]
• G06T 15/10 - Geometric effects
• G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• G06F 111/20 - Configuration CAD, e.g. designing by assembling or positioning modules selected from libraries of predesigned modules

Abstract

A 3D printed product post-processing device includes a main body, a lifting mechanism and a vacuum pipeline. An operating chamber is defined in the main body. A cavity and at least one primary recovery opening disposed adjacent to a side of the cavity are defined on a bottom surface of the operating chamber. At least one access hole is arranged on one side of the operating chamber and an operating window is arranged on the operating chamber. A floating powder recovery opening is arranged on top of the other side of the operating chamber. The lifting mechanism is accommodated in the cavity. The vacuum pipeline is respectively connected to the primary recovery opening and the floating powder recovery opening. The floating powders are removed through the floating powder recovery opening to maintain the operating window clean. Therefore, a post-processing operation can be facilitated.

IPC Classes  ?

• B29C 64/35 - Cleaning
• B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
• B29C 64/357 - Recycling
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B22F 3/105 - Sintering only by using electric current, laser radiation or plasma

Abstract

A connector module adapted for a set-top box including a shielding case, a first connector disposed outside of the shielding case, an annular capacitor disposed between the first connector and the shielding case, and at least one ferrite core disposed in the shielding case and generating mutual inductance by coupling the shielding case is provided. The first connector being connected to a peripheral cable has a transmission cable penetrating into the shielding case. The annular capacitor is electrically connected between a grounding layer of the transmission cable and a grounding of a first circuit board of the set-top box. The transmission cable is connected to a second connector of the first circuit board after entering the shielding case and penetrating the ferrite core. A high frequency signal from the peripheral cable is transmitted to the first circuit board via the first connector, the transmission cable, and the second connector.

IPC Classes  ?

• H01R 24/48 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches comprising protection devices, e.g. overvoltage protection
• H01R 24/50 - Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted on a PCB [Printed Circuit Board]
• H01R 103/00 - Two poles

Abstract

A method of dynamically adjusting a lifting parameter applied to a stereolithography 3D printer is provided. The method is to retrieve a printing area value of each layer of the sliced physical models and the corresponding lifting parameter after completion of printing this layer of the sliced physical model, and lift a curing platform of the stereolithography 3D printer according to the lifting parameter defining a time period for lifting for peeling this layer of the sliced physical model from a material tank, the time period is not less than a backfilling time for light-curable materials. Therefore, the time for 3D printing can be effectively reduced, and the efficiency of 3D printing can be improved as well.

IPC Classes  ?

• G03F 7/20 - Exposure; Apparatus therefor
• B29C 64/307 - Handling of material to be used in additive manufacturing
• B29C 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up
• B29C 64/232 - Driving means for motion along the axis orthogonal to the plane of a layer
• B29C 64/245 - Platforms or substrates
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B29C 64/205 - Means for applying layers

Abstract

An integrated 3D printing system (1) includes a server (6) and multiple 3D printers (4) respectively implementing different printing types. The server (6) opens up a 3D object (50) which is consisted of multiple separable sub-objects (51-57) through a graphic user interface (GUI, 61). The GUI (61) obtains a designated characteristic of each sub-object (51-57) for performing a characteristic-classification to the multiple sub-objects (51-57). The server (6) provides a plurality of configuration tools (31-33) through a processor (62). Each of the plurality of configuration tools (31-33) performs a slicing process on the sub-object (51-57) with the corresponding characteristic for generating slicing data, and transmits the slicing data with the corresponding characteristic to one of the multiple 3D printers (4) with a corresponding printing type for being printed.

IPC Classes  ?

• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B28B 17/00 - SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER - Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B22F 3/00 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor
• B28B 1/00 - Producing shaped articles from the material

Abstract

An inkjet width adjustment method adapting to three-dimensional printing equipment is provided. The method in one of exemplary embodiments is provided hereafter. A three-dimensional digital model is obtained, and a slicing procedure is performed on the three-dimensional digital model to produce a layer object, wherein the layer object has a cross-sectional contour. A surface tilt degree corresponding to the cross-sectional contour is obtained from the three-dimensional digital model, and an ideal inkjet width of the layer object is calculated according to the surface tilt degree corresponding to the cross-sectional contour. After a print module is controlled to print the layer object, an inkjet module is controlled to spray ink along the cross-sectional contour of the layer object according to the ideal inkjet width. In addition, the three-dimensional printing equipment is also provided.

IPC Classes  ?

• B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
• B41M 5/00 - Duplicating or marking methods; Sheet materials for use therein
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• G06T 17/20 - Wire-frame description, e.g. polygonalisation or tessellation
• B33Y 10/00 - Processes of additive manufacturing

Abstract

The inkjet position adjustment method includes the following steps. A three-dimensional digital model is obtained, and a slicing processing is performed on the three-dimensional digital model to generate a layer object having a cross-sectional contour. A normal direction of an object surface corresponding to the layer object is obtained from the three-dimensional digital model. When the normal direction points to a negative direction of a first axis, a surface tilt degree of the object surface corresponding to the layer object is obtained, and an inner-shift amount of an inkjet position of the layer object is calculated according to the surface tilt degree. An inkjet region of the layer object is obtained according to the inner-shift amount and the cross-sectional contour. After controlling a print module to print the layer object, an inkjet module is controlled to inject ink on the layer object according to the inkjet region.

IPC Classes  ?

• B41J 3/407 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
• B41J 2/045 - Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• G06T 17/20 - Wire-frame description, e.g. polygonalisation or tessellation

Abstract

A sealed type light curing 3D printer and a method using the same are provided. The 3D printer includes a reservoir; a microcontroller; a plunger for creating a sealed space between itself and a bottom of the reservoir by disposing in the reservoir; a printing platform releasably disposed on a bottom of the plunger wherein a bottom of the printing platform is flush with the bottom of the plunger; an illumination unit under the reservoir; a liquid material tank communicating with the reservoir; and a gas tank communicating with the reservoir. Both the plunger and the printing platform lift a first distance to draw liquid material into the reservoir. The plunger further lifts a second distance to draw gas into the reservoir.

IPC Classes  ?

• B29C 64/255 - Enclosures for the building material, e.g. powder containers
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/371 - Conditioning of environment using an environment other than air, e.g. inert gas
• B29C 64/245 - Platforms or substrates

Abstract

A stereolithography 3D (three-dimensional) printer and a method of adjusting temperature of printing materials thereof are provided. The stereolithography 3D printer has a material tank for accommodating print materials, a light module, a temperature-adjusting module, a temperature-sensing module, and a curing platform. The stereolithography 3D printer executes a procedure of controlling temperature for adjusting a temperature of the print material if a sensed temperature doesn't reach a default value, and executes a procedure of 3D printing for manufacturing a 3D physical model by using the print material whose temperature had been adjusted. The printing quality of the 3D physical models can be effectively improved via controlling the temperature of the print materials.

IPC Classes  ?

• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/264 - Arrangements for irradiation
• B29C 64/307 - Handling of material to be used in additive manufacturing
• B29C 64/295 - Heating elements
• B29C 64/227 - Driving means
• G06F 3/12 - Digital output to print unit
• B33Y 10/00 - Processes of additive manufacturing

Abstract

A document size sensing module adapted to a MFP having a transparent platform where a document is adapted to be placed is provided and includes a moving component movably disposed below the transparent platform along a first axial direction, a first sensor, a second sensor, and a control unit electrically connected to the moving component, the first sensor, and the second sensor. The first and second sensors are disposed on the moving component and arranged along a second axial direction. When the control unit drives the moving component to move along the first axial direction, and at least one of the first sensor and the second sensor senses the document, the control unit determines a length of the document according to a distance travelled by the moving component and a width of the document by the first sensor and the second sensor, so as to determine dimensions of the document.

IPC Classes  ?

• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof

Abstract

A three-dimensional printing device including a body, a tank, an origin target, a sensor, and a control module is provided. The tank is rotatably assembled on the body, and the tank is filled with a liquid forming material. The origin target is disposed on the tank and rotates along with the tank. The sensor is disposed on the body and located above the liquid forming material to sense a liquid level of the liquid forming material. The control module electrically connects the tank and the sensor and drives the tank to rotate. The sensor is located above a rotation path of the origin target, and the control module senses the origin target through the sensor and positions a rotation origin of the tank.

IPC Classes  ?

• G01F 23/296 - Acoustic waves
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• G01F 23/292 - Light

Abstract

A 3D printing system includes a tank filled with a liquid forming material; a platform movably disposed above the tank; a lighting module including a plurality of LEDs disposed below the tank and used for providing light projecting toward the liquid forming material, and a controlling module coupled to the lighting module and configured to drive the lighting module to generate light that is focused onto a focus plane between the platform and the tank and having a certain distance with the bottom of the tank for solidifying the liquid forming material on the focus plane to form a cross-sectional layer, wherein the controlling module uses the brightness of one of the LEDs as a basis for varying that of the other LEDs, so that the liquid forming material solidified in single (scanning) procedure can have approximately the same hardness.

IPC Classes  ?

• B29C 64/277 - Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED]
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• G03F 7/20 - Exposure; Apparatus therefor

Abstract

A packing box including a box body and a cover body is provided. The box body includes a bottom plate and first side plates connected to the bottom plate. The bottom plate and the first side plates collectively encircle an accommodation space. One of the first side plates includes a first tongue piece extending out of the accommodation space. The first tongue piece includes a fixing end and a free end. The cover body includes a top plate and a second side plate. The top plate is pivotally connected to the box body, such that the top plate is adapted to be opened or closed to expose or shield the accommodation space. The second side plate includes a first inner layer and a first outer layer stacked with each other. The first inner layer has a notch, and the notch is close to one side of the top plate and corresponds to the first tongue piece. When the cover body is closed to the box body, the free end strikes the first outer layer of the second side plate to produce a sound.

IPC Classes  ?

• B65D 5/66 - Hinged lids
• B65D 5/20 - Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form

Abstract

A three-dimensional (3D) printing system including a control module, at least one moving module, a particle-type 3D printing nozzle and a coil-type 3D printing nozzle is provided. The moving module, the particle-type 3D printing nozzle and the coil-type 3D printing nozzle are respectively and electrically connected to the control module, and the particle-type 3D printing nozzle and the coil-type 3D printing nozzle are disposed on the at least one moving module. The control module moves the particle-type 3D printing nozzle or the coil-type 3D printing nozzle through the at least one moving module, and drives the particle-type 3D printing nozzle or the coil-type 3D printing nozzle to perform a 3D printing operation to print a 3D object.

IPC Classes  ?

• B29C 64/209 - Heads; Nozzles
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/295 - Heating elements
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/227 - Driving means

Abstract

An aided design method of print layers for 3D printing is provided. The method is performed for rendering and displaying a GUI at a computer apparatus, selecting one of print layers, configuring an editable region and marking it on the GUI, configuring one or more print block(s) in the editable region according to an edit operation, generating one of multiple layers of object print data according to the print block(s) and performing above-mentioned steps repeatedly until all of the multiple layers of the object print data have been generated. The present disclosed example has an ability to aid the user to design multiple print layers and reducing a probability of failure of printing 3D physical model.

IPC Classes  ?

• G06F 3/12 - Digital output to print unit
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• G06F 17/50 - Computer-aided design

Abstract

A toy building system and a peripheral assemblage thereof are disclosed. The peripheral assemblage includes a plug-in apparatus and a function apparatus. The plug-in apparatus includes a battery module, a wireless transmission module, and a plug-in connection module. The function apparatus includes a function module, a wired transmission module, a function connection module, and a control module. The function apparatus is connected to another assemblage in a wired manner through the wired transmission module to form a data connection and a power connection. The function apparatus is detachably connected to the plug-in apparatus to form the power connection to the battery module and forms a data connection to another assemblage through the wireless transmission module. Accordingly, the function apparatus is immediately upgraded to a wireless function apparatus, thereby increasing the flexibility of use and enhancing the experience of use.

IPC Classes  ?

• A63H 33/04 - Building blocks, strips or similar building parts
• A63H 33/10 - Building blocks, strips or similar building parts to be assembled by means of additional non-adhesive elements
• A63H 30/04 - Electrical arrangements using wireless transmission

Abstract

A remote control system including a remote control device and a first controllable device is provided. The remote control device has a wireless communication module, and is configured to execute a pairing connection operation. The first controllable device has a wireless communication function, and is configured to transmit first identification information. When executing the pairing connection operation, the remote control device obtains the first identification information of the first controllable device through the wireless communication module. The remote control device continuously updates and records the first identification information within a preset time range. The remote control device determines whether signal strength of the first controllable device has undergone a preset change within the preset time range based on the first identification information, and if so, the remote control device decides to connect to the first controllable device through the wireless communication module. In addition, a remote control method is provided.

IPC Classes  ?

• G05D 1/00 - Control of position, course, altitude, or attitude of land, water, air, or space vehicles, e.g. automatic pilot
• G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
• G08C 23/04 - Non-electric signal transmission systems, e.g. optical systems using light waves, e.g. infrared
• G08C 17/00 - Arrangements for transmitting signals characterised by the use of a wireless electrical link
• H04W 76/14 - Direct-mode setup
• H04W 8/00 - Network data management

Abstract

A computation apparatus, a cardiac arrhythmia assessment method thereof and a non-transitory computer-readable recording medium are provided. In the method, electrocardiography (ECG) signal is obtained. Whether the ECG signal is conformed to a first abnormal rhythm symptom is determined. Then, whether the ECG signal is conformed to a second abnormal rhythm symptom different from the first abnormal rhythm symptom is determined based on the determined result of the first abnormal rhythm symptom. Accordingly, multiple abnormal rhythm assessments are integrated, the subsequent assessment is speeded-up and optimized according to the determined result of a previous assessment, so as to enable to implement on a handheld apparatus.

IPC Classes  ?

• A61B 5/0402 - Electrocardiography, i.e. ECG
• A61B 5/0468 - Detecting abnormal ECG interval
• A61B 5/046 - Detecting fibrillation
• A61B 5/0472 - Detecting abnormal QRS complex

Abstract

A stereolithography color 3D printing method applied to a stereolithography color 3D printer (1) having a light module (11), a coloring module (12) and a curing platform (17) is provided. The method is to lower the curing platform (17) a default height (h), operate the light module (11) to irradiate stereolithography materials (180) on the curing platform (17) for curing the stereolithography materials (180) and manufacturing one layer of slice physical model (182, 30, 31) according to one layer of object print data, operate the coloring module (12) to color the slice physical model (182, 30, 31), and perform above-mentioned operations repeatedly until a color 3D physical model has been manufactured. Therefore, better printing performance can be achieved and colored 3D physical model with high definition can be manufactured by combining the stereolithography technology with the auto-coloring technology.

IPC Classes  ?

• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• G06T 15/10 - Geometric effects
• B41J 2/01 - Ink jet
• G05B 15/02 - Systems controlled by a computer electric

Abstract

A three-dimensional printing method for a three-dimensional printing system including a tank, a platform, an injection module, a warning module, a curing module, and a control module is provided. The control module is electrically connected to the curing module, the injection module, and the warning module. The method includes: analyzing a required amount of the liquid forming material corresponding to a three-dimensional object; obtaining a safe amount of the liquid forming material in the tank; and comparing the required amount and the safe amount, wherein the control module provides a response signal to the injection or warning module when the safe amount is less than the required amount. The injection module receives the response signal to inject the liquid forming material to the tank. The warning module receives the response signal to remind a user to provide the liquid forming material to the tank.

IPC Classes  ?

• B33Y 10/00 - Processes of additive manufacturing
• B29C 45/76 - Measuring, controlling or regulating
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/241 - Driving means for rotary motion
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A printing module and a 3D printing apparatus including a frame having a printing area and a standby area and a control module are provided. The printing module includes a carriage assembly disposed on the frame and electrically connected to the control module, a first base disposed on the carriage assembly and having a first latch movably disposed along a first axial direction, a fixing frame disposed in the standby area and having a first stopping portion and a second stopping portion arranged along the first axial direction, a second base movably disposed in the standby area along the first axial direction and located between the first stopping portion and the second stopping portion and having a second latch movably disposed along the first axial direction, and a printing head assembly having a first latching portion and a second latching portion disposed along a second axial direction.

IPC Classes  ?

• B29C 64/245 - Platforms or substrates
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/209 - Heads; Nozzles
• B29C 64/227 - Driving means
• B29C 64/30 - Auxiliary operations or equipment
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/25 - Housings, e.g. machine housings

Abstract

A printing module and a three-dimensional printing apparatus using the same are provided. The three-dimensional apparatus includes a rack with a printing region and a standby region and a control module. The printing module includes a carriage assembly disposed at the rack and is electrically connected to the control module, a first supporting stand disposed at the carriage assembly to be driven thereby, at least one second supporting stand disposed at the standby region, at least one printing head assembly electrically connected to the control module and having a first buckling portion, and a quick release driving assembly disposed at the first supporting stand and electrically connected to the control module. The control module drives the quick release driving assembly to pick and place the printing head assembly between the first supporting stand and the second supporting stand.

IPC Classes  ?

• B29C 64/236 - Driving means for motion in a direction within the plane of a layer
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/209 - Heads; Nozzles
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/259 - Enclosures for the building material, e.g. powder containers interchangeable
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/232 - Driving means for motion along the axis orthogonal to the plane of a layer
• B29C 64/295 - Heating elements
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A sub-printing method for a 3D printer (1) includes following steps: obtaining slicing data (3) of a printing layer by the 3D printer (1) when performing printing; executing a logical segmentation action on the slicing data (3) according to a default segment-template (101) for generating multiple printing blocks (4); labelling each printing block (4) according to a default printing rule for deciding printing orders of the multiple printing blocks (4); controlling the 3D printer (1) to perform multiple sub-printing actions successively according to the printing blocks (4) based on the decided printing orders; and, re-executing above steps before all printing layers of a 3D model are completely printed.

IPC Classes  ?

• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• G06F 3/12 - Digital output to print unit
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]

Abstract

A 3D printing method adapted for a 3D printer is provided. The 3D printer includes a tank filled with a liquid-state forming material, a platform, a curing module and a control module. At least one of the tank and the platform as well as the curing module are electrically connected to the control module to be controlled by the same, and a 3D object is formed on the platform. The 3D printing method includes analyzing a model of the 3D object to obtain a layered information; the control module correspondingly distributes the layered information at a plurality of forming positions at the bottom of the tank. A forming layer is cured by the curing module and located at a forming position, and then the platform and the tank rotate relatively to move the forming layer to another forming position, and another forming layer is formed at the another forming position.

IPC Classes  ?

• G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/241 - Driving means for rotary motion

Abstract

A processor imports a 3D object, performs a 3D route slicing on the 3D object for generating printing routes respectively corresponding to printing layers of the 3D object, and performs a 2D image slicing on the 3D object for generating image files corresponding to each printing layer. The processor stores one printing route of one printing layer into a route file; stores a jetting command of the image files of the same printing layer into the route file; and stores a jetting route of the same printing layer into the route file. The processor, according to a slicing order of the multiple printing layers, stores the printing route, the jetting command, and the jetting route of each printing layer respectively into the route file, so as to complete record the route file and then outputs the route file and the multiple image files.

IPC Classes  ?

• B33Y 10/00 - Processes of additive manufacturing
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• H04N 1/50 - Picture reproducers
• B29C 41/36 - Feeding the material on to the mould, core or other substrate
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• H04N 1/52 - Circuits or arrangements for halftone screening

Abstract

An apparatus for producing 3D point-cloud model of physical objects includes a rotatable platform (11), multiple patterns asymmetrically arranged on the rotatable platform (11), a background curtain (13), and an image capturing unit (12) arranged facing toward the background curtain (13). A producing method includes: placing an object (2) to be scanned on the rotatable platform (11); setting a capturing amount during one-time rotation operation; controlling the rotatable platform (11) to perform the rotation operation, and controlling the image capturing unit (12) to capture corresponding images during the rotation operation according to the capturing amount, wherein each image includes the entire object (2) and multiple of the patterns, and records corresponding global coordinates; and, performing matching on multiple features of each of the images, and constructing a 3D point-cloud model of the object (2) according to a matching result of the features and the global coordinates of each of the images.

IPC Classes  ?

• G06T 17/00 - 3D modelling for computer graphics
• G01C 11/02 - Picture-taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
• G06T 7/579 - Depth or shape recovery from multiple images from motion
• G06T 7/33 - Determination of transform parameters for the alignment of images, i.e. image registration using feature-based methods

Abstract

A 3D modeling method based on point cloud data for generating 3D object data corresponding to target object (50, 51) includes activating a 3D scanner (2) to obtain 2D images of the target object (50, 51) from different angles and a plurality of depths of the target object (50, 51); generating a plurality of point cloud data (60-64) based on the 2D images and the depths; performing a pre-modeling process on the plural point cloud data (60-64) to filter the plural point data (70-79) not belonging to the target object (50, 51) out of each point cloud data (60-64); and performing a 3D modeling process on the filtered point cloud data (60-64) to generate the 3D object data. The 3D object data generated by the present disclosed example via execution of the pre-modeling process has minimum noise and is appropriate for 3D print.

IPC Classes  ?

• G06T 7/50 - Depth or shape recovery
• G06T 15/20 - Perspective computation
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• G06T 7/60 - Analysis of geometric attributes
• G06T 7/55 - Depth or shape recovery from multiple images
• G06T 17/00 - 3D modelling for computer graphics

Abstract

A transfer printing paper is provided. The transfer printing paper includes a release layer and a conductive layer. The conductive layer is formed on the release layer and is suitable for being transferred to a flexible material layer. After being transferred to the flexible material layer, the conductive layer is configured to be electrically in contact with a wearer wearing the flexible material layer, so as to conduct a physiological signal of the wearer.

IPC Classes  ?

• D06P 5/24 - Transfer printing
• H05K 3/12 - Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using printing techniques to apply the conductive material
• A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
• H05K 1/09 - Use of materials for the metallic pattern
• A61B 5/04 - Measuring bioelectric signals of the body or parts thereof
• H05K 1/03 - Use of materials for the substrate
• B41M 7/00 - After-treatment of printed works, e.g. heating, irradiating

Abstract

The disclosure provides a 3D printing method and a 3D printing apparatus using the same. The 3D printing method includes the following steps: feeding a material using a printing parameter, wherein the printing parameter includes a target temperature and a target feeding rate; adjusting the printing parameter to change the heat energy provided to the printing filament per unit length; determining whether the target feeding rate matches the actual feeding rate according to the adjusted printing parameter to obtain a determination result; obtaining a correspondence relationship between the plurality of target temperatures and the plurality of target feeding rates according to the adjusted printing parameters and the determination results; and setting the printing parameter to print according to the obtained correspondence relationship.

IPC Classes  ?

• B29C 35/02 - Heating or curing, e.g. crosslinking or vulcanising
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing

Abstract

A covering structure for cable adaptable for connecting between a first and a second electronic modules that are electrically connected via a cable. When the first electronic module is pivoted relative to the second electronic module to be opened, a portion of the cable is exposed outside the first and the second electronic modules. The covering structure for cable includes a cover, a first shaft, and a second shaft. The first shaft is disposed on one side of the cover and pivoted to the first electronic module; the second shaft is disposed on an opposite side of the cover and pivoted to the second electronic module. The first electronic module is opened/closed relative to the second electronic module and drives the cover such that the cover covers a portion of the cable that is exposed outside the first and the second electronic modules when being opened.

IPC Classes  ?

• H05K 7/00 - Constructional details common to different types of electric apparatus
• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof
• H05K 5/03 - Covers
• H05K 5/02 - Casings, cabinets or drawers for electric apparatus - Details
• H05K 5/00 - Casings, cabinets or drawers for electric apparatus
• H02G 11/00 - Arrangements of electric cables or lines between relatively-movable parts

Abstract

A platform structure of 3D printer includes a movable platform (1), a work carrier (2), an electromagnet (3) and a positioning structure (4). Either of the movable platform (1) and the work carrier (2) has a magnetically attractable portion (20). The electromagnet (3) is installed on another of the movable platform (1) and the work carrier (2) and is capable of magnetically attracting the MAP (20) to make the work carrier (2) removably connect to the movable platform (1). The positioning structure (4) includes a first positioning portion (41) formed on the movable platform (1) and a second positioning portion (42) formed on the work carrier (2). The first positioning portion (41) and the second positioning portion (42) engage with each other. Thereby, the platform structure (10) is convenient to use and has a function of fast assembling and dissembling the work carrier (2).

IPC Classes  ?

• B29C 64/245 - Platforms or substrates
• A47B 81/00 - Cabinets, racks or shelf units specially adapted for other particular purposes, e.g. for storing guns or skis
• B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

Abstract

A photocuring type 3D printer (4) includes a sink (41) for containing a forming liquid (40), a glass layer (42) disposed on the sink (41), a membrane (43) disposed above the glass layer (42), an emitting unit (46) disposed below the sink (41), and a forming platform (45) arranged to immerse in the forming liquid (40) for constructing a model (5). The 3D printer (4) further includes an adjusting unit (44) disposed at one side of the sink (41). One end of the membrane (43) is connected to the adjusting unit (44), and another end of the membrane (43) is connected to the other side of the sink (41) opposite to the adjusting unit (44). The 3D printer (4) controls the adjusting unit (44) to execute homing for tightening the membrane (43) before solidifying the model (5) and controls the adjusting unit (44) to move for relaxing the membrane (43) after the model (5) is solidified, and controls the forming platform (45) to move after the membrane (43) is relaxed for peeling the model (5) from the membrane (43).

IPC Classes  ?

• B29C 33/00 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor
• B29C 33/44 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
• B29C 64/245 - Platforms or substrates
• B29C 64/379 - Handling of additively manufactured objects, e.g. using robots
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

A three-dimensional model cutting method and an electronic apparatus are provided. The method includes: displaying a three-dimensional model; receiving a first user input performed on the three-dimensional model; generating a first vector and a second vector based on a first coordinate point resulting from the first user input performed on the three-dimensional model, wherein the first and second vectors are perpendicular to each other and intersect at the first coordinate point; extending the first vector to form a cutting line and cutting the three-dimensional model based on the cutting line to form a first partial model on a first side of the cutting line and a second partial model on a second side of the cutting line, wherein the first side is in a direction of the second vector, and the second side is in an opposite direction; and removing the first partial model and retaining the second partial model.

IPC Classes  ?

• G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
• G06F 3/0486 - Drag-and-drop
• G06F 3/14 - Digital output to display device

Abstract

A stereolithography 3D printer (10) includes: a transporting mechanism (1) having a translucent conveyor belt (11) with its top divided into a discharge area (13) and a receiving area (14); a discharging mechanism (2) installed in the discharge area (13) and including a first material box (21) and a discharge nozzle (22) corresponsive to the first material box (21), and the first material box (21) having a discharge port (211); and a recycling mechanism (3) installed in the receiving area (14) and including a second material box (31) and a receiving sucker tip (32), and the first material box (21) and second material box (31) being disposed adjacent or attached to the translucent conveyor belt (11), and the receiving sucker tip (32) being corresponsive to the second material box (31), and the second material box (31) having a receiving port (311).

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B29C 64/357 - Recycling
• B29C 64/223 - Foils or films, e.g. for transferring layers of building material from one working station to another

Abstract

A 3D slicing and printing method using strengthened auxiliary wall is provided. The method is to control a 3D printer (3) to retrieve multiple layers of object print data corresponding to a 3D object (90), and multiple layers of wall print data and raft print data, print multiple layers of raft slice physical models (400,60) on a print platform (307) layer by layer according to the raft print data, print multiple layers of wall slice physical models (420-421,80-81) on the printed raft slice physical models (400,60) layer by layer according to the wall print data, and print multiple layers of 3D slice physical models (50-53,70-71) layer by layer according to the object print data during printing the raft slice physical models (400,60) and the wall slice physical models (420-421,80-81). It can effectively prevent the auxiliary wall (42,8) from collapsing and failure of printing a whole 3D physical model (5,7) via making a raft structure (40,6) be arranged under the auxiliary wall (42,8).

IPC Classes  ?

• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 67/00 - Shaping techniques not covered by groups , or
• B29C 64/209 - Heads; Nozzles
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/245 - Platforms or substrates
• B29C 64/35 - Cleaning
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

A three-dimensional formation platform includes: a base (100), formed with a pair of guide slots (110); a carrier (200), stacked on the base (100) and clamped between the pair of guide slots (110); an elastic stopping unit (300) and an elastic pushing unit (400), disposed at two ends of the pair of guide slots (110) and abutted against the carrier (200). The elastic stopping unit (300) can be compressed for releasing the carrier (200), the elastic pushing unit (400) can provide an elastic force towards the elastic stopping unit (300), so that the carrier (200) can be displaced in a direction opposite to an installing direction (IN) for being released from the guide slot (110), a flange (210) corresponding to the guide slot (110) is extended from a portion defined at a lateral edge (203/204) of the carrier (200), and the flange (210) is received in the guide slot (110).

IPC Classes  ?

• B29C 64/245 - Platforms or substrates
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

Abstract

A cleaning mechanism of a 3D printer including a cleaning module, a first wiper, a second wiper, and a carrier is provided. The cleaning module has a top plane. The first wiper is arranged corresponding to the cleaning module and protruding beyond the top plane. The second wiper is arranged on the cleaning module and protruding beyond the top plane. The carrier is connected to a rail and suspended above the cleaning module. A modeling nozzle corresponding to the first wiper and a painting pen corresponding to the second wiper are arranged on the carrier and movable. The modeling nozzle and the painting pen are arranged respectively aligned to the first wiper and the second wiper. The modeling nozzle is allowed to move pass the first wiper and bypass the second wiper. The painting pen is allowed to move pass the second wiper and bypass the first wiper.

IPC Classes  ?

• B29C 64/35 - Cleaning
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B08B 1/00 - Cleaning by methods involving the use of tools, brushes, or analogous members

Abstract

A slicing and printing method for colour 3D physical model with protective film is provided. The method executes a slicing process to colour 3D object data for generating multiple layers of object slice data and colour slice data, generate multiple layers of body slice data and multiple layers of protection slice data according to multiple layers of the object slice data, manufacture multiple layers of body slice physical models according to multiple layers of the body slice data, color each layer of the manufactured body slice physical model according to the same layer of the colour slice data, and use light-transmissive print materials to manufacture multiple layers of protection slice physical models according to multiple layers of the protection slice data. The method can effectively make the manufactured colour 3D physical model be with light-transmissive protective film, and prevent the colour 3D physical model from decolorization.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• G03F 7/00 - Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• H04N 1/60 - Colour correction or control
• B29C 64/336 - Feeding of two or more materials
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A formation platform for a three-dimensional printing device is provided. The formation platform includes a base (100), one or more positioning assemblies (200), a substrate (300), and one or more calibration assemblies (400). The positioning assembly (200) includes a damper (210) and a resilient element (220), the damper (210) is movably disposed at the base (100), and the resilient element (220) is associated with the clamper (210) to push the clamper (210) toward the base (100). The substrate (300) is disposed on the base (100), and a portion of an edge of the substrate (300) is compressed by the damper (210) to fix the substrate on the base (100). The calibration assembly (400) includes a screw rod (410); the screw rod (410) is disposed on the base (100) and in contact with the substrate (300). By the positioning assembly (200) collaborating with the calibration assembly (400), horizontal adjustment of the substrate (300) can be made, and the substrate (300) can be easily installed or removed.

IPC Classes  ?

• B29C 64/245 - Platforms or substrates
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]

Abstract

A 3D printing apparatus including a 3D printing device, a VR display device, and a processing device is provided. The VR display device displays a VR image. The VR display device includes an input device. The input device receives an input signal and the input signal in response to selecting a virtual object in the VR image. The processing device obtains a generic model data corresponding to the virtual object based on the input signal. The processing device executes an edit module to edit a 3D model corresponding to the virtual object based on the generic model data. When the processing device outputs a plurality of layered data corresponding to the 3D model to the 3D printing device, the 3D printing device prints a 3D object corresponding to the 3D model based on the plurality of layered data. Moreover, a 3D printing method is also provided.

IPC Classes  ?

• G06F 19/00 - Digital computing or data processing equipment or methods, specially adapted for specific applications (specially adapted for specific functions G06F 17/00;data processing systems or methods specially adapted for administrative, commercial, financial, managerial, supervisory or forecasting purposes G06Q;healthcare informatics G16H)
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• G06T 17/00 - 3D modelling for computer graphics
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• H04N 13/279 - Image signal generators from 3D object models, e.g. computer-generated stereoscopic image signals the virtual viewpoint locations being selected by the viewers or determined by tracking
• G06F 3/12 - Digital output to print unit
• B29C 64/205 - Means for applying layers
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A quick release print head includes a heating block, a nozzle tube and a connecting tube. The nozzle tube is inserted in the heating block. One end of the nozzle tube has a nozzle and the other end is extended with an extension tube exposed to the heating block. The connecting tube is connected with the extension tube. Whereby, the extension tube extended from the nozzle tune is exposed to the heating block so that the nozzle tube disposed near the heating block cannot be disassembled. Thus, a process of replacing components by heating a nozzle can be bypassed, and advantages of quick disassembly and easy maintenance of the print head can be achieved.

IPC Classes  ?

• B41J 2/335 - Structure of thermal heads
• B41J 2/325 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet
• B41J 21/04 - Mechanisms for setting or restoring tabulation stops
• B41J 2/355 - Control circuits for heating-element selection
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/209 - Heads; Nozzles
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B41J 2/17 - Ink jet characterised by ink handling

Abstract

A 3D printing method adapted to a 3D printing apparatus is provided. The 3D printing apparatus is configured to edit a plurality of sliced images, and execute a 3D printing operation according to the edited sliced images. The 3D printing method includes: analyzing a plurality of sliced objects of the sliced images, so as to draw a plurality of sliced object casings according to individual contours of the sliced objects, where the sliced object casings respectively include a part of the sliced objects; and respectively deleting the other parts of the sliced objects outside the sliced object casings, and integrating the sliced object casings of the sliced images to obtain a 3D model casing. Moreover, the 3D printing apparatus applying the 3D printing method is also provided.

IPC Classes  ?

• G05B 19/40 - Open loop systems, e.g. using stepping motor
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• G06T 7/00 - Image analysis
• G06T 19/20 - Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing

Abstract

The invention provides a wireless charging system and a wireless charging method. The method includes: sending a first control signal by a processor; moving a wireless charging apparatus to a first position near an electronic apparatus according to a first control signal by a moving platform; and wirelessly charging the electronic apparatus by the wireless charging apparatus.

IPC Classes  ?

• H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
• H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
• H04B 5/00 - Near-field transmission systems, e.g. inductive loop type
• H02J 50/90 - Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

A method of tracking target object includes following steps of: controlling a following robot to capture a target object for obtaining a comparison image; determining in the comparison image a plurality of sampling particles corresponding to the target object; calculating a predicted position of each sampling particle; moving toward a predicted direction corresponding to the predicted positions for following the target object; re-sampling the sampling particles according to a difference between a reference image and the comparison image; configuring the compare image as the new reference image; and, performing above-mentioned steps repeatedly until the following robot stops following the target object. Therefore, the analysis efficiency and stability of tracking effectively can be improved; the real-time following and the following robot operate without a signal transmitter can be achieved as well.

IPC Classes  ?

• B25J 9/16 - Programme controls
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 7/246 - Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
• G06K 9/32 - Aligning or centering of the image pick-up or image-field
• B25J 19/02 - Sensing devices
• G06T 7/13 - Edge detection
• G06T 7/12 - Edge-based segmentation

Abstract

A multiple light source correction apparatus and a method of use thereof are disclosed. The multiple light source correction apparatus (10) comprises a transparent thin plate (1) having a first correction pattern (12), a second correction pattern (13) and at least one third correction pattern (14). The first correction pattern (12) includes a first straight line (121) having first and second end points (1211, 1212). The second correction pattern (13) includes a second straight line (131) and two U-shaped frames (132). The second straight line (131) includes third and fourth end points (1311, 1312). The two U-shaped frame (132) is installed at externals of the third and fourth end points (1311, 1312) respectively. The third correction pattern (14) includes a third straight line (141) having fifth and sixth end points (1411, 1412). The first, second and third straight lines (121, 131, 141) are arranged parallel to each other.

IPC Classes  ?

• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
• B29C 64/277 - Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED]

Abstract

A 3D object forming device and a method thereof are provided. The device includes a tank used for containing a liquid forming material. A light source irradiates the liquid forming material to cure a 3D object layer-by-layer on a moving platform. In the irradiation process, when a target position currently irradiated by the light source is located on a first layer next to the moving platform, the light source is maintained to an original intensity; when the target position is not located on the first layer next to the moving platform, and when it is determined that a non-cured hollow layer exists in a predetermined number of layers at one side of the target position opposite to the light source according to the slicing data, the intensity of the light source is correspondingly decreased according to the number of layers between the hollow layer and the target position.

IPC Classes  ?

• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/264 - Arrangements for irradiation
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/245 - Platforms or substrates
• B29C 64/255 - Enclosures for the building material, e.g. powder containers
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources

Abstract

A coloring nozzle cleaning assembly is used to clean a coloring nozzle of a 3D printing device. The coloring nozzle cleaning assembly includes a cleaning tank, a movable scraper and a liquid-absorbent interference member. The cleaning tank includes an opening and receives a cleaning liquid inside. The movable scraper has a contact end placed inside the cleaning tank and immersed in the cleaning liquid, and the contact end can be moved out of the cleaning tank through the opening to scrape against the coloring nozzle. The liquid-absorbent interference member is disposed within an area of the opening, and is located over a liquid level of the cleaning liquid and interferes with a movement course of the movable scraper. Excess cleaning liquid adhered to the movable scraper is absorbed by the liquid-absorbent interference member before the movable scraper cleans the coloring nozzle.

IPC Classes  ?

• B41J 2/165 - Prevention of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
• B29C 64/35 - Cleaning
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B33Y 70/00 - Materials specially adapted for additive manufacturing

Abstract

A three-dimensional printing method for a three-dimensional printer is provided. The three-dimensional printer includes a model printing head, a color printing head, and a platform. The model printing head prints a forming layer on an X-Y plane of the platform. The model printing head and the color printing head are arranged along an X-axis and co-constructed. The three-dimensional printing method includes: providing information of the forming layer and a coloring zone thereof; driving the model printing head by a processor to print the forming layer and at least one material barrier outside the forming layer; and after printing the forming layer and the material barrier, driving the color printing head by the processor to color the coloring zone along a Y-axis, such that the material barrier is located on a moving path of the model printing head during the coloring.

IPC Classes  ?

• B29C 33/72 - Cleaning
• B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B29C 64/209 - Heads; Nozzles
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B29C 64/35 - Cleaning
• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof

Abstract

A 3D printing method for binary stereolithography 3D printer includes following steps of: controlling a binary stereolithography 3D printer (20) to retrieve a plurality of gray-scale slice images (802,822,842); mapping a pixel value of each pixel of each gray-scale slice images (802,822,842) from a pixel value full range to an accumulation value range for obtaining a printing parameter of each pixel; selecting one of the gray-scale slice images (802,822,842) orderly; controlling a binary lighting module (204) of the binary stereolithography 3D printer (20) to irradiate for generating a layer of physical slice model (320,322,340,342) according to the printing parameter of each pixel of the selected gray-scale slice image (802,822,842); and repeatedly executing aforementioned steps to generate a physical 3D model (8′) constituted by a stack of multiple of the physical slice models (320,322,340,342).

IPC Classes  ?

• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• H04N 1/409 - Edge or detail enhancement; Noise or error suppression

Abstract

A stereolithography 3D printing method for multiple light modules includes following steps of: controlling a stereolithography 3D printer to retrieve a plurality of slice images and offsets respectively corresponding to different layers of 3D object data; selecting one of the slice images corresponding to one of the layers; adjusting an irradiation range of each of light modules according to one of the offsets corresponding to the same layer; the adjusted irradiation ranges of the light modules don't overlap with each other in a horizontal axis direction; controlling each light module to irradiate according to the adjusted irradiation range and the selected slice image; and, repeatedly executing aforementioned steps to generate a physical 3D model. Therefore, effectively implementing large size stereolithography 3D printing and manufacturing the physical 3D model without any obvious borderline can be achieved.

IPC Classes  ?

• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/282 - Arrangements for irradiation using multiple radiation means, e.g. micromirrors or multiple light-emitting diodes [LED] of the same type, e.g. using different energy levels
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B29K 105/00 - Condition, form or state of moulded material

Abstract

The disclosure provides a three-dimensional (3D) printing device including a tank, a forming stage and an irradiation unit. The tank is filled with a liquid forming material. The forming stage is movably disposed at the tank. The irradiation unit is disposed beside the tank and includes an image source and a projecting lens. The image source is used to emit an image beam. The image beam passes through the projecting lens to irradiate and cure the liquid forming material. An entrance pupil position of the projecting lens is ENP and 2000 mm≤ENP≤15000 mm. An exit pupil position of the projecting lens is EXP and 2000 mm≤|EXP|≤15000 mm.

IPC Classes  ?

• B29C 64/264 - Arrangements for irradiation
• G02B 9/64 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having more than six components
• G03B 21/134 - Projectors combined with typing apparatus or with printing apparatus
• G02B 13/16 - Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask

Abstract

A quick release print head includes a heating block, a nozzle tube and a connecting tube. The nozzle tube is inserted in the heating block. One end of the nozzle tube has a nozzle and the other end is extended with an extension tube exposed to the heating block. The connecting tube is connected with the extension tube. Whereby, the extension tube extended from the nozzle tune is exposed to the heating block so that the nozzle tube disposed near the heating block cannot be disassembled. Thus a process of replacing components by heating a nozzle can be bypassed, and advantages of quick disassembly and easy maintenance of the print head can be achieved.

IPC Classes  ?

• B41J 2/335 - Structure of thermal heads
• B41J 2/325 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet
• B41J 21/04 - Mechanisms for setting or restoring tabulation stops
• B41J 2/355 - Control circuits for heating-element selection
• B41J 2/17 - Ink jet characterised by ink handling

Abstract

A 3-D printing apparatus includes a body, a disposed in the body, a control module, a print head module assembled to the body and electrically connected with the control module and a sensing module. The sensing module is assembled to the print head module to move along with the print head module in the body and electrically connected with the control module and includes a probe. The control module drives the print head module to move and causes a part of the body to hit the sensing module, thereby driving the probe to protrude from the print head module to form a first state. In the first state, the control module drives the print head module to move and causes the probe to contact the platform, thereby determining a surface state of the platform.

IPC Classes  ?

• B29C 64/227 - Driving means
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/343 - Metering
• B29C 64/209 - Heads; Nozzles
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/236 - Driving means for motion in a direction within the plane of a layer
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/232 - Driving means for motion along the axis orthogonal to the plane of a layer
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A three-dimensional printing apparatus including a fusion nozzle and a control device is provided. The fusion nozzle is configured to heat a molding material at a heating temperature. The control device is coupled to the fusion nozzle. The control device is configured to control the fusion nozzle to perform a printing operation according to a slicing image. The control device determines the heating temperature of the fusion nozzle according to slicing contour information of a slicing object in the slicing image. In addition, a three-dimensional printing method is also provided.

IPC Classes  ?

• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/209 - Heads; Nozzles
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]

Abstract

A scanner cover including a first plate and a second plate is provided. The first plate has a first surface; multiple compressible and deformable elastic structures are arranged protruding on the first surface. The second plate is stacked on the first plate and the second plate has a second surface facing to the first surface, the elastic structures are contacted with the second surface, and deformation of each elastic structure is contained in the second plate while the elastic structures are compressed. While the first plate and the second plate are pressed to move close to each other, the elastic structures are compressed and a restoring force is thereby provided between the first plate and the second plate.

IPC Classes  ?

• G03G 15/00 - Apparatus for electrographic processes using a charge pattern
• G03B 27/62 - Holders for the original
• H04N 1/10 - Scanning arrangements using flat picture-bearing surfaces

Abstract

A method of inwardly decreasing a coloring contour of a color 3D object includes: performing an object-slicing on a 3D object to generate records of object print-route information of printing layers; performing an image-slicing on the 3D object to generate records of color-printing information of the printing layers, wherein each color-printing information respectively involves an original coloring contour (3) of each printing layer; performing an inward decrease on the records of color-printing information to generate records of updated color-printing information, wherein each updated color-printing information involves an inwardly decreased coloring contour (4) of each printing layer, and the inwardly decreased coloring contour (4) is spaced from the original coloring contour (3) by an inwardly decreased distance (D); and causing a storage to store the records of object print-route information as route files, and storing the records of updated color-printing information as image files.

IPC Classes  ?

• G05B 19/40 - Open loop systems, e.g. using stepping motor
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• H04N 1/409 - Edge or detail enhancement; Noise or error suppression
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing

Abstract

A 3D printing device and a resume printing method thereof are provided. The method includes: executing printing commands sequentially to control a print head for printing; obtaining a first printing command executed when a printing interruption occurs, and resuming printing according to the first printing command.

IPC Classes  ?

• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B33Y 10/00 - Processes of additive manufacturing

Abstract

An image alignment adjustment mechanism of a scanner and an adjustment tool for adjusting a scanning module (4) are provided. The image alignment adjustment mechanism includes a housing (10) and an adjustment device (2) arranged in the housing (10). The housing (10) has a guiding structure (13) for moving the scanning module (4). The adjustment device (2) includes a base (20), a connection portion (21) extending from the base (20), and an adjustment portion (22). An adjustment area (102) is defined on the housing (10) corresponding to the adjustment device (2), an adjustment hole (103) is defined on the housing (10) corresponding to the adjustment area (103), and the base (20) is arranged in the housing (10) adjacent to the adjustment area (102). The connection portion (21) is coupled to the guiding structure (13), and the adjustment portion (22) protrudes from the adjustment hole (103).

IPC Classes  ?

• H04N 1/04 - Scanning arrangements
• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof

Abstract

The three-dimensional printing apparatus includes a tank, a platform, a lighting module, a control unit, a photosensitizer coating unit, and an exposure and development unit. The tank is filled with a liquid forming material, and the platform is movably disposed above the tank. The lighting module is used for providing light projecting toward the liquid forming material. The control unit coupled to the platform and the lighting module is configured to control the platform to move along a first direction, such that at least one layer object of a three-dimensional object is cured on the platform by layer. The photosensitizer coating unit is coupled to the control unit and configured to form at least one photosensitizer film on the layer object. The exposure and development unit is coupled to the control unit and configured to expose the photosensitizer film by exposing and developing to color the three-dimensional object.

IPC Classes  ?

• G03F 7/095 - Photosensitive materials - characterised by structural details, e.g. supports, auxiliary layers having more than one photosensitive layer
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/30 - Auxiliary operations or equipment
• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 41/10 - Coating a former, core or other substrate by spraying or fluidisation, e.g. spraying powder by fluidisation
• B29C 41/22 - Making multilayered or multicoloured articles
• B29C 64/165 - Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 41/08 - Coating a former, core or other substrate by spraying or fluidisation, e.g. spraying powder
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing

Abstract

A printing material for a three-dimensional (3D) printing apparatus is provided. The printing material includes a core and a shell covering the core, wherein the Shore hardness of the core is A45-A90, the Shore hardness of the shell is D40-D85, the Shore hardness of the shell is higher than the Shore hardness of the core, the volume percentage of the shell is 10% to 30%, and the volume percentage of the core is 70% to 90%. Since the printing material has a specific structure, feed abnormality during the printing material passing through a narrow inlet hole and guide tube may be prevented in the use of low-hardness material as the core.

IPC Classes  ?

• B29C 64/10 - Processes of additive manufacturing
• C08F 10/00 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
• C08G 63/00 - Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
• B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
• C08L 75/04 - Polyurethanes
• B29K 105/00 - Condition, form or state of moulded material
• B29K 21/00 - Use of unspecified rubbers as moulding material

Abstract

A 3D printing apparatus including a forming assembly, a scraping tool, a first collection tank, a sweeping tool and a second collection tank is provided. A roller of the forming assembly is adhered with a forming material during a forming process. When the roller is rotated, the scraping tool removes the forming material adhered on the surface of the roller. The scraping tool is disposed between the first collection tank and the roller. The forming material removed from the surface of the roller is guided into the first collection tank. The sweeping tool is configured to sweep the forming material in the first collection tank to a position of the first collection tank. The second collection tank is connected to the position of the first collection tank to receive the forming material swept to the position by the sweeping tool.

IPC Classes  ?

• B29C 64/35 - Cleaning
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling

Abstract

A protecting method for accessing material data adopted by a printer having a processing unit, a MCU for storing material data, and a transmission interface is disclosed. The method includes following steps of: determining whether to decide a data format at the processing unit once the material data is to be saved or read; generating confirm signal to be transmitted to the MCU through the transmission interface if the data format needs to be decided; looking up a table or performing a calculation according to content of the confirm signal at both the processing unit and the MCU for obtaining a corresponding data format; and, generating and transmitting transmission signal which includes the material data based on the corresponding data format by the processing unit and the MCU.

IPC Classes  ?

• G06F 21/60 - Protecting data
• H04N 1/44 - Secrecy systems
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/386 - Data acquisition or data processing for additive manufacturing

Abstract

A printing method for shielding component adopted to print a shielding component (2) of a 3D model (20) having multiple printing layers (11) is disclosed. The method first obtains all candidate points of first layer of the shielding component (2) and chooses one of the candidate points as a start point (211) of the first layer according to a default rule, and prints the first layer from the chosen start point (211). Next, the method obtains all candidate points of next layer of the shielding component (2) and chooses one of the candidate points of the next layer which is closest to the start point (211) of last layer to be printed as a start point of the next layer, and prints the next layer from the chosen start point.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 10/00 - Processes of additive manufacturing
• G06F 17/40 - Data acquisition and logging

Abstract

A method of slicing and printing a colour 3D model is disclosed. The method includes following steps: loading a model data corresponding to a colour 3D model; adding a pollution-blocking structure next to the colour 3D model; executing a slicing process to the pollution-blocking structure and the colour 3D model for generating a plurality of pollution-blocking slices and a plurality of model slices and configuring colour of each of the model slices; and, controlling a modeling nozzle (100) of a multi-colour 3D printer (1) to print the pollution-blocking slices and the model slices layer by layer and controlling a coloring nozzle (102) of the multi-colour 3D printer (1) to color each of the model slices.

IPC Classes  ?

• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B29C 67/00 - Shaping techniques not covered by groups , or
• B41J 2/01 - Ink jet
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 70/00 - Materials specially adapted for additive manufacturing
• B29K 55/02 - ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
• B29K 67/00 - Use of polyesters as moulding material

Abstract

A paper feeding module includes a main body (100). A working plane (101) is formed on an external surface of the main body (100), a slot channel (110) is defined in the main body (100), a paper inlet (111) and a paper outlet (112) are formed at respective two ends of the slot channel (110), an output roller assembly (122) is arranged at the paper outlet (112), an opening (102) communicating with one side of the slot channel (110) is defined on the working plane (101), a scanning assembly (200) is arranged in the slot channel (110) between the opening (102) and the output roller assembly (122) and is arranged opposite to the opening (102), and the scanning assembly (200) is exposed on an internal surface of the slot channel (110).

IPC Classes  ?

• H04N 1/04 - Scanning arrangements
• H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof
• B65H 5/06 - Feeding articles separated from piles; Feeding articles to machines by rollers
• B65H 31/00 - Pile receivers

Abstract

A three-dimensional (3-D) printing apparatus and a three dimensional printing method are provided. The three dimensional printing method includes following steps. A closed printing path of a closed-contour structure is obtained, wherein the closed printing path includes a printing start point and a printing end point. A printing head is controlled to move from the printing start point and along a front segment of the closed printing path according to a first moving speed, and the printing head is controlled to simultaneously extrude a building material. After the printing head moves along the front segment of the closed printing path, the printing head is controlled to move to the printing end point along a rear segment of the closed printing path according to a second moving speed, and the printing head is controlled to simultaneously extrude the building material. The second moving speed is less than the first moving speed.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

A three dimensional printing apparatus and a controlling method thereof are provided. A first forming material and a second forming material are adapted for being fed into a melting nozzle. A controller determines a first pulling-back amount according to a first feeding-in ratio of the first forming material and determines a second pulling-back amount according to a second feeding-in ratio of the second forming material. During a period in which a printing module stops extruding any material, the controller controls a feeding module to pull back the first forming material along a direction which is departing from a melting nozzle and controls the feeding module to pull back the second forming material along the direction which is departing from the melting nozzle.

IPC Classes  ?

• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/336 - Feeding of two or more materials
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor

Abstract

A 3D printing device and a printing correction method are provided. The 3D printing device includes a printing nozzle, a printing platform and a controller. The printing nozzle is controlled to move on the movement plane. The printing platform includes a first tilt sensor to sense a tilting state of the printing platform. The controller is coupled to the first tilt sensor. The printing correction method adapted to the 3D printing device includes following steps: sensing the tilting state of the printing platform; controlling the printing nozzle to be depressed in a first position on the printing platform to change the tilting state of the printing platform; and, correcting the relative position of the print platform with the movement plane by the first position and the changes of tilting state of the printing platform sensed by the tilt sensor.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing

Abstract

A printing method for color compensation adopted by a 3D printer (1) having a 3D nozzle (121) and a 2D nozzle (122) is disclosed. The printing method includes following steps of: controlling the 3D nozzle (121) to print a slicing object (2) of the 3D object upon a printing platform (11) according to a route file; controlling the 2D nozzle (122) to perform coloring on the printed slicing object (2) according to an image file; controlling the 2D nozzle (122) and the printing platform (1) to rotate relatively for creating an angular transposition between the 2D nozzle (122) and the printing platform (1) after the slicing object (2) is colored completely; and, controlling the 2D nozzle (122) to again perform coloring on the colored slicing object (2) after the 2D nozzle (2) and the printing platform (11) rotated relatively.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• H04N 1/58 - Edge or detail enhancement; Noise or error suppression, e.g. colour misregistration correction
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29C 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up

Abstract

A method for compensating coloring range of colored 3D object is disclosed. The method includes following steps: importing a 3D object; performing an object slicing process to the 3D object for generating multiple object printing-route information for multiple printing layers; performing an image slicing process to the 3D object for generating multiple color printing-route information for the multiple printing layers; performing an extension process to the color printing-route information for generating updated color printing-route information, the updated color printing-route information may cover extension blocks respectively generated from each sliced object after the sliced object is printed.

IPC Classes  ?

• G06K 15/02 - Arrangements for producing a permanent visual presentation of the output data using printers
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G06T 17/10 - Volume description, e.g. cylinders, cubes or using CSG [Constructive Solid Geometry]
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B29C 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up

Abstract

A three-dimensional (3-D) printing apparatus and an inkjet coloring method thereof are provided. The 3-D printing apparatus includes a platform, a three-dimensional printing head, an inkjet head and the method includes following steps. A layer thickness of at least one layer object forming a 3-D object is obtained. An ink discharge volume of an ink layer is adjusted according to the layer thickness, wherein the ink discharge volume is in positive correlation with the layer thickness. A building material is melted and printed out on the platform according to the layer thickness by the three-dimensional printing head to form the at last one layer object. Ink is dispensed on the at last one layer object according to the adjusted ink discharge volume by the inkjet head to form the ink layer.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 10/00 - Processes of additive manufacturing
• B41J 2/21 - Ink jet for multi-colour printing
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29K 55/02 - ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
• B29K 67/00 - Use of polyesters as moulding material
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

The invention provides a method for height difference measurement between the print heads and a 3D printer using the method. The 3D printer includes a printing module, a contact sensor, a movement sensor and a controller. The controller makes a 3D print head and the contact sensor contact to each other vertically for generating a contact signal, and obtains a first height value according to a vertical movement distance between the printing module and the contact sensor. The controller makes a color head and the contact sensor contact to each other vertically for generating the contact signal, and obtains a second height value according to a vertical movement distance between the printing module and the contact sensor. The controller obtains a height difference between the 3D print head and the color head according to the first height value and the second height value.

IPC Classes  ?

• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor

Abstract

A three-dimension (3-D) printing method and a 3-D printing system are provided. The method includes: generating printing information according to model information of a 3-D object; controlling a 3-D printing apparatus to perform a 3-D printing operation, so as to print a supporting object and the 3-D object, wherein the supporting object is used to support the 3-D object. Furthermore, the step of generating the printing information includes: detecting a floating contour of the 3-D object on the first printing layer according to the model information; and removing printing information of the supporting object from printing information corresponding to a second printing layer according to the floating contour. Thereby, difficulty of removing the supporting object can be reduced.

IPC Classes  ?

• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B29C 64/393 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes

Abstract

The invention provides a 3-D printing method including: providing a liquid-state forming material in a 3-D printing apparatus; detecting a temperature of the liquid-state forming material; and adjusting corresponding curing parameters according to the temperature and curing characteristics of the liquid-state forming material to cure the liquid-state forming material layer by layer, so as to form and stack multiple cured layers to form a 3-D object. The invention can ensure consistency of a molded object printed by the 3-D printing apparatus using the liquid-state forming material and thus, solve the issue of inconsistent quality occurring to the molded object printed by the 3-D printing apparatus using the liquid-state forming material due to the curing speed of the liquid-state forming material varying with temperatures.

IPC Classes  ?

• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B29C 35/08 - Heating or curing, e.g. crosslinking or vulcanising by wave energy or particle radiation

Abstract

A three-dimensional printing apparatus and a three-dimensional printing method are provided. The three-dimensional printing apparatus includes a tank, an injection module, a platform movably disposed above the bottom of the tank, a curing module, and a control module. The tank has a forming area and a separating area in a stepped manner on a bottom thereof, and the forming area is higher than the separating area. The injection module includes a storage tank and an injection pipe connected thereto, and a forming material is filled therein to be applied to the forming area. The curing module is disposed beside the tank or the platform to cure the forming material between the platform and the forming area to be a curing layer. The control module is electrically connected to the injection module, the curing module, and at least one of the tank and the platform to perform a relative movement.

IPC Classes  ?

• B29C 64/40 - Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 35/08 - Heating or curing, e.g. crosslinking or vulcanising by wave energy or particle radiation

Abstract

The invention relates to a 3-D printing apparatus including a tank, a platform, a fixture, a solidifying module and a control module. The tank is flexible and filled with a liquid-state forming material. The platform is disposed in the tank. The control module drives the fixture to deform the tank, so as to form a first gap between the platform and a bottom of the tank for the liquid-state forming material to flow in. The solidifying module in controlled by the control module to solidify the liquid-state forming material between the platform and the bottom of the tank, so as to form a solidified layer. The invention can effectively reduce a processing time for manufacturing each solidified layer, such that an overall processing time can be reduced to achieve preferable molding efficiency.

IPC Classes  ?

• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/255 - Enclosures for the building material, e.g. powder containers
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29K 105/00 - Condition, form or state of moulded material

Abstract

A method for printing colored 3D object adopted by a 3D printer (1) comprising a 3D nozzle (3) and a 2D nozzle (4) is disclosed. The method comprises following steps of: inputting a 3D file corresponding to a 3D colored model (5); reading coordinate information and color information of the 3D colored model (5); executing a 3D route slicing process and a 2D image slicing process for respectively generating a route file (6) and an image file (7) for each of a plurality of printing layers; controlling the 3D nozzle (3) to print each slicing object according to each route file (6) of each printing layer; and, controlling the 2D nozzle (4) to color each printed slicing object according to each image file (7) of same printing layer.

IPC Classes  ?

• B33Y 10/00 - Processes of additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• G05B 19/4099 - Surface or curve machining, making 3D objects, e.g. desktop manufacturing
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B29C 64/141 - Processes of additive manufacturing using only solid materials
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• H04N 1/50 - Picture reproducers
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 50/00 - Data acquisition or data processing for additive manufacturing
• B29C 64/118 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]

Abstract

A three-dimensional printing apparatus including a body, a rotation module, a tank, an elevating module, a forming platform, a curing module, and a control module is provided. The rotation module and the elevating module are disposed on the body. The tank is disposed on the rotation module. The forming platform is disposed on the elevating module. The curing module disposed in the body and under the tank. The control module is electrically connected to the rotation module, the elevating module, and the curing module. The forming platform dips into the forming material in liquid in the tank and the curing module cures the forming material between the forming platform and an inner bottom of the tank to form a solidification layer. Then the elevating module and the rotation module respectively drive the forming platform to rise and rotate relatively to the tank simultaneously.

IPC Classes  ?

• B29C 67/00 - Shaping techniques not covered by groups , or
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B33Y 40/00 - Auxiliary operations or equipment, e.g. for material handling
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 10/00 - Processes of additive manufacturing
• B29C 64/124 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
• B29C 64/255 - Enclosures for the building material, e.g. powder containers
• B29C 64/129 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B29K 105/00 - Condition, form or state of moulded material

Abstract

A three-dimensional (3D) printing apparatus includes a tank containing a forming material in liquid, a platform dipped into or moved away the forming material, a curing device disposed besides the tank or the platform, and a control device electrically connected to at least one of the tank and the platform and the curing device. An inner bottom of the tank includes a forming area and a peeling area in a stepped shape, and the forming area is higher than the peeling area. A 3D printing method includes providing the 3D printing apparatus, then the liquid-state forming material between the platform and the forming area is cured to form a solidification layer. Afterwards, a position and an occupied proportion of the solidification layer corresponding to the inner bottom, and a movement range of a relative movement is determined according thereto so as to completely peel off the solidification layer.

IPC Classes  ?

• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B29C 64/10 - Processes of additive manufacturing
• B29C 64/20 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering - Details thereof or accessories therefor
• B29C 64/135 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
• B29C 64/386 - Data acquisition or data processing for additive manufacturing
• B33Y 10/00 - Processes of additive manufacturing
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29K 105/00 - Condition, form or state of moulded material

Abstract

A method of slicing printing color 3D object and a color 3D printing system; the method includes following steps: execute a slicing process to a color 3D object for obtaining a plurality of layers of slice objects; analyze one of the pluralities of layers of the slice objects for generating sintering control data and color control data; lay a layer of powder; color the layer of powder according to the color control data; sinter the colored powder according to the sintering control data for completing printing one layer of the slice objects; perform repeatedly above steps until all layers of the slice objects are printed and a color stereoscopic physical model is generated. The method can effectively generate a color stereoscopic physical model. In addition, because of the adoption of laser sintering technology, the color stereoscopic physical model generated by the present disclosed example has great strength.

IPC Classes  ?

• B33Y 10/00 - Processes of additive manufacturing
• B33Y 50/02 - Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor
• B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
• B29C 64/386 - Data acquisition or data processing for additive manufacturing

Abstract

A printing head module for a 3-D printing apparatus includes a 3-D print head, an ink-jet print head and a baking module. The 3-D print head includes a melting module and a base-material nozzle to print a plurality of staking layers. The ink-jet print head is connected to the 3-D print head and includes an ink nozzle to dispense ink on each stacking layer. The baking module is disposed between the 3-D print head and the ink-jet print head and includes a fan, a discharge casing and a heating module. The fan includes an air-discharge side facing the base to provide an air flow. The discharge casing is disposed on the air-discharge side. The heating module is disposed between the fan and the discharge casing to heat the air flow and the heated air flow being blown out via the discharge casing for drying the ink layer.

IPC Classes  ?

• B29C 64/209 - Heads; Nozzles
• B29C 64/295 - Heating elements
• B29C 64/112 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
• B01J 2/14 - Processes or devices for granulating materials, in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
• B41J 2/01 - Ink jet
• B29C 64/106 - Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
• B33Y 30/00 - ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING - Details thereof or accessories therefor