A heated nozzle assembly for a three-dimensional printer includes a shank defining a feed end and a first internal flow passage, where the feed end is fluidly coupled to the first internal flow passage. The heated nozzle assembly also includes a shank barrel coupled to the shank that includes a second internal flow passage and a body portion. The second internal flow passage of the shank barrel is fluidly coupled to the first internal flow passage of the shank and the body portion of the shank barrel defines a plurality of heater segments that are disposed along the body portion of the shank barrel that are thermally isolated from one another. The heated nozzle assembly includes a plurality of heating elements that each correspond to one of the plurality of heater segments disposed along the length of the body portion of the shank barrel.
A heated nozzle assembly for a three-dimensional printer includes a shank defining a feed end and a first internal flow passage, where the feed end is fluidly coupled to the first internal flow passage. The heated nozzle assembly also includes a shank barrel coupled to the shank that includes a second internal flow passage. The shank barrel defines an inner surface and one or more fins that extend along and project radially outward from the inner surface of the second internal flow passage and towards a center axis of the heated nozzle assembly. The second internal flow passage of the shank barrel is fluidly coupled to the first internal flow passage of the shank.
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
3.
PROCESS FOR CONTROLLING EXTRUSION SPEED IN 3D PRINTING SYSTEMS
A wire feed head for directed energy deposition, a system including a wire feed head, and methods of directed energy deposition. The wire feed head includes a collet connected to a housing, an energy emitter connected to the housing, and an energy pathway defined in the housing connected to the energy emitter. The wire feed head also includes a wire feed pathway defined in the collet and an oscillator coupled to at least one of the collet, the energy emitter, and the energy pathway. The method includes feeding a feed wire through a feed pathway in a wire feed head, emitting energy from an energy source, directing the emitting energy towards the feed wire exiting the feed pathway, and oscillating at least one of the feed wire and the emitted energy relative to the other.
A three-dimensional printer, system, and method for electrodeposition. The three-dimensional printer and system include a deposition anode, a build plate, wherein at least one of the deposition anode and build plate are moveable relative to the other in at least two axes, and a power supply electrically connected to the deposition anode and the build plate. The method includes forming ions of a feedstock in an electrolyte solution, providing an E-field, and transporting the ions in an E-field to a build plate to form a three-dimensional component.
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
6.
SYSTEM AND METHOD OF ADDITIVE MANUFACTURING FOR ENHANCED CONDUCTIVITY
A three-dimensional (3D) printing method and system for enhanced conductivity are provided. The method comprises extruding a thermoplastic composite in successive layers to form a 3D part. The thermoplastic composite comprises a thermoplastic material having carbon fibers. The carbon fibers have a length of between 10 and 500 microns and an aspect ratio of between 1 and 100. The carbon fibers are between 5 and 50 weight percent of the thermoplastic material and are a conductive material reactive to an electromagnetic energy for enhanced conductivity. The method further comprises directing a plasma orthogonally onto a surface of a predetermined location on the 3D part defining a plane. The method further comprises emitting the electromagnetic energy into the plasma. The plasma directs electromagnetic energy perpendicular to the plane of the predetermined location on the 3D part to control an orientation of the carbon fibers and a degree of the orientation thereof.
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 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 70/10 - Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
A method, a system, and a printer for printing at least two independent objects. A first CAD file and a second CAD file is provided to a slicer, wherein the first CAD file represents a first object and the second CAD file represents a second object. The first CAD file is into a first set of instructions for printing the first object and a second set of instructions for printing a second object. A first build area for the first object and a second build area for the second object are defined and the first build area is spaced from the second build area a distance in an X,Y-plane. A g-code file is created including the first set of instructions for printing the first object and the second set of instructions for printing the second object. The printer parses and executes the g-code file.
B29C 64/182 - Processes of additive manufacturing specially adapted for manufacturing multiple 3D objects in parallel batches
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
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
8.
CATALYTIC CONVERTER SYSTEM FOR A BUILD CHAMBER OF A THREE-DIMENSIONAL PRINTER
A catalytic converter system for a build chamber volume of a three-dimensional printer includes a catalytic converter including a catalyst substrate having a catalytic layer having a predetermined reduction efficiency temperature. The catalytic converter system also includes a blower assembly disposed upstream and in fluid communication with the catalytic converter and the build chamber volume, where the blower assembly circulates exhaust gas from the build chamber volume into the catalytic converter. The catalytic converter system also includes a heater configured to heat the catalyst substrate of the catalytic converter to the predetermined reduction efficiency temperature, and one or more controllers in electronic communication with the blower assembly and the heater. The controller modulates an amount of power provided to the heater and an amount of power provided to the blower assembly.
A heating chamber for use in a machine includes a blower, a heating unit for receiving air from the blower, an air return for circulating heated air back into the heating chamber, and a flow restrictor plate disposed between the blower and the heating unit for directing the air evenly across the heating 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
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]
A three-dimensional printer includes a frame for supporting an X-car for movement in an x-direction and a Y-car for movement in a y-direction. A printhead is supported for movement on one of the X-car and Y-car. A support strap is secured at a first end to the support frame and at a second end to the printhead. A filament tube is supported by the support strap for guiding a filament to the printhead.
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 64/112 - 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
11.
POLYPHENYLENE SULFIDE BLENDS FOR THREE-DIMENSIONAL PRINTER FILAMENT
A polyphenylene sulfide blend and filaments formed therefrom as well as method of formulating a filament of a polyphenylene sulfide blend and a method of printing a filament of a polyphenylene sulfide blend. The polyphenylene sulfide blend includes a polyphenylene sulfide polymer, a plurality of fibers dispersed in the polyphenylene sulfide polymer, and a polyetherimide-siloxane polymer blended with the polyphenylene sulfide polymer.
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 64/171 - Processes of additive manufacturing specially adapted for manufacturing multiple 3D objects
C08L 79/04 - Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
C08L 79/08 - Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
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 79/00 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups
C08L 83/00 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Compositions of derivatives of such polymers
A filament smart feed cannister for use with a machine includes a cannister, a spool rotatably disposed within the cannister, a filament wound around the spool, and a feed drive unit connected to the cannister for feeding the filament to the machine using a constant torque. The present disclosure relates to machines that create additive printed parts and more particularly to a filament smart feed system for a machine that creates additive printed parts. The filament smart feed cannister is mounted to a top surface of the cannister and receives the filament from the spool within the cannister.
B29C 64/255 - Enclosures for the building material, e.g. powder containers
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]
A three-dimensional printer includes a support tray moveably fixed on a frame of the three-dimensional printer and configured to move in a Z-direction. An insulation sheet is provided adjacent to and supported by the support tray. A heating member is provided adjacent to and supported by the insulation sheet. A support bed is provided adjacent to the heating member and supported by the support tray, and a ferromagnetic build plate is provided adjacent to and supported by the support bed. The ferromagnetic build plate includes a pair of locator tabs that locate and align the ferromagnetic build plate on the support bed. The support bed includes a plurality of magnets that produce a magnetic force to hold the ferromagnetic build plate against a surface of the support bed.
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 64/194 - Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control during lay-up
A three-dimensional printer head, three-dimensional printer, and a method of compensating for build surface topography in a three-dimensional printer. The three-dimensional printer head including a feed plate, a first feed assembly and second feed assembly moveably affixed to the feed plate. The feed assemblies each including a feed nozzle. At least one of a sensor and a sensor trigger mounted to each of the first feed assembly and second feed assembly and the other of the first sensor and first sensor trigger mounted to the feed plate of each of the first feed assembly and the second feed assembly. The three-dimensional printer includes the printer head, a support bed, and a controller including executable code to compensate for build surface topography.
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 64/20 - 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 64/393 - 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 50/00 - 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 48/25 - Component parts, details or accessories; Auxiliary operations
A three-dimensional printer head includes two separate extruder assemblies that are each configured to deposit feedstock material independently from one another. The two separate extruder assemblies each include a respective nozzle and a respective dual-feed system. The respective nozzles are heated independently of one another. The three-dimensional printer head also includes a common drive motor, where the common drive motor drives both dual-feed systems of the two separate extruder assemblies.
A control circuit for generating a primary alternating current (AC) voltage signal provided to a dielectric barrier discharge (DBD) disk of a three-dimensional printer includes a switching regulator receiving a direct current (DC) voltage signal. The switching regulator modulates the DC voltage signal based on a variable duty cycle to create a modulated DC signal. The control circuit also includes a modulation circuit in electrical communication with the switching regulator. The modulation circuit introduces a frequency component to the modulated DC signal, where the primary AC voltage signal includes a variable duty cycle and a set frequency, and the frequency component introduced into the modulated DC signal is representative of the set frequency of the primary AC voltage.
A disk holder assembly is provided for attaching a plasma field applicator to a print head and holding the plasma field applicator in a predetermined position for plasma heating a part during an additive manufacturing process. The disk holder assembly includes a bracket for attaching to the print head. The disk holder assembly further includes a carrier configured to hold a plasma field applicator in a fixed position for applying a plasma heat to a layer of filament being dispensed from the print head. The disk holder assembly further includes a joint attaching the carrier and bracket to one another for moving the carrier relative to the bracket in at least one degree of freedom.
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
A three-dimensional printer head includes a receiver assembly including a main body divided into a front section and a rear section. The front section of the main body is independently rotatable of the rear section of the main body. The main body of the receiver assembly defines a feed opening, a discharge opening, and a passageway that extends between the feed opening and the discharge opening of the main body.
patents
