A device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signaling. According to the invention, the material application device is coupled to an input interface for signaling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device. According to the additive production method, a curable material is applied in consecutive layers, one or more predetermined regions are selectively cured after or during each application of a layer, the predetermined regions being bonded to one or more regions of the underlying layer. The predetermined region(s) is/are predetermined by a cross-section geometry of the product in the respective layer and is/are stored in the control device, and the curable material is applied in a plurality of consecutive layers to produce the three-dimensional product. The control device and the application device are further designed such that in the second mode of application one or more colors are applied to predetermined regions of a print substrate material connected to the substrate carrier device to produce a monochrome or polychrome print.
The invention relates to a device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signaling. According to the invention, the material application device is coupled to an input interface for signaling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device. According to the additive production method, a curable material is applied in consecutive layers, one or more predetermined regions are selectively cured after or during each application of a layer, the predetermined regions being bonded to one or more regions of the underlying layer. The predetermined region(s) is/are predetermined by a cross-section geometry of the product in the respective layer and is/are stored in the control device, and the curable material is applied in a plurality of consecutive layers to produce the three-dimensional product. The control device and the application device are further designed such that in the second mode of application one or more colors are applied to predetermined regions of a print substrate material connected to the substrate carrier device to produce a monochrome or polychrome print.
B29C 64/176 - Procédés de fabrication additive spécialement adaptés à la fabrication d'objets multiples en 3D successivement
B29C 67/00 - Techniques de façonnage non couvertes par les groupes , ou
A61C 13/20 - Méthodes ou dispositifs pour souder, mouler, façonner ou fondre
B33Y 30/00 - Appareils pour la fabrication additive; Leurs parties constitutives ou accessoires à cet effet
B33Y 50/02 - Acquisition ou traitement de données pour la fabrication additive pour la commande ou la régulation de procédés de fabrication additive
B33Y 80/00 - Produits obtenus par fabrication additive
A61C 13/00 - Prothèses dentaires; Leurs procédés de fabrication
B29C 64/153 - Procédés de fabrication additive n’utilisant que des matériaux solides utilisant des couches de poudre avec jonction sélective, p.ex. par frittage ou fusion laser sélectif
B29C 64/188 - Procédés de fabrication additive impliquant des opérations supplémentaires effectuées sur les couches ajoutées, p.ex. lissage, meulage ou contrôle d’épaisseur
The invention relates to a device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signaling. According to the invention, the material application device is coupled to an input interface for signaling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device. According to the additive production method, a curable material is applied in consecutive layers, one or more predetermined regions are selectively cured after or during each application of a layer, the predetermined regions being bonded to one or more regions of the underlying layer. The predetermined region(s) is/are predetermined by a cross-section geometry of the product in the respective layer and is/are stored in the control device, and the curable material is applied in a plurality of consecutive layers to produce the three-dimensional product. The control device and the application device are further designed such that in the second mode of application one or more colors are applied to predetermined regions of a print substrate material connected to the substrate carrier device to produce a monochrome or polychrome print.
B29C 64/00 - Fabrication additive, c. à d. fabrication d’objets en trois dimensions [3D] par dépôt additif, agglomération additive ou stratification additive, p.ex. par impression en 3D, stéréolithographie ou frittage laser sélectif
A61C 13/00 - Prothèses dentaires; Leurs procédés de fabrication
B29C 67/00 - Techniques de façonnage non couvertes par les groupes , ou
A61C 13/20 - Méthodes ou dispositifs pour souder, mouler, façonner ou fondre
The invention relates to a device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signaling. According to the invention, the material application device is coupled to an input interface for signaling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device. According to the additive production method, a curable material is applied in consecutive layers, one or more predetermined regions are selectively cured after or during each application of a layer, the predetermined regions being bonded to one or more regions of the underlying layer. The predetermined region(s) is/are predetermined by a cross-section geometry of the product in the respective layer and is/are stored in the control device, and the curable material is applied in a plurality of consecutive layers to produce the three-dimensional product. The control device and the application device are further designed such that in the second mode of application one or more colors are applied to predetermined regions of a print substrate material connected to the substrate carrier device to produce a monochrome or polychrome print.
The invention relates to method for producing a number of dental models for producing dental restorations. According to the invention, such a method is proposed which has the following steps: providing or producing a molded part with a number of recesses, each of which receives a dental framework and a modeling composition; positioning each dental framework in one of the recesses; introducing modeling composition, preferably wax, into the number of recesses; curing the modeling composition in the number of recesses; and machining each cured modeling composition such that a respective dental model results, the outer contour of which corresponds to the outer contour of one of the dental restoration to be produced. The invention also relates to a method for producing dental restorations and to a molded part.
The invention relates to a process for producing products having a specific geometry, in particular dental prostheses or auxiliary dental parts, comprising the steps of producing a plurality of products on the surface of a substrate plate by selective curing, in particular by selective sintering or melting, wherein the material is applied in successive layers, one or a plurality of predetermined regions are selectively cured by means of high-energy radiation and joined to one or a plurality of regions of the subjacent layer after each application of a layer, wherein the predetermined regions are predetermined according to a cross-sectional geometry of the product in the respective layer. According to the invention, a substrate plate is provided which is subdivided into a first substrate plate segment and at least one further substrate plate segment that are detachably joined to each other or to a base carrier, a first product is produced on the first substrate plate segment by applying successive layers of material onto the first substrate plate segment and selectively curing predetermined regions of each applied layer of material after it has been applied, and at least one further product is produced on the at least one further substrate plate segment by applying successive layers of material onto the further substrate plate segment and selectively curing predetermined regions of each applied layer of material after it has been applied. The invention also relates to an apparatus for conducting such a process.
B32B 37/06 - Procédés ou dispositifs pour la stratification, p.ex. par polymérisation ou par liaison à l'aide d'ultrasons caractérisés par le procédé de chauffage
B29C 67/00 - Techniques de façonnage non couvertes par les groupes , ou
A61C 13/00 - Prothèses dentaires; Leurs procédés de fabrication
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
7.
DEVICE AND METHOD FOR THE GENERATIVE PRODUCTION OF THREE-DIMENSIONAL ELEMENTS
The invention relates to a device for producing products having individual geometries, comprising a substrate carrier device, a material application device for applying material, preferably above the substrate carrier device, which material application device can be moved relative to the substrate carrier device, and a control device which is coupled to the material application device for signalling. According to the invention, the material application device is coupled to an input interface for signalling and for selection of a first or a second application mode, the control device and the application device being designed such as to produce, in the first application mode, a three-dimensional product on the surface of a substrate plate by way of an additive production method, said substrate plate being connected to the substrate carrier device. According to the additive production method, a curable material is applied in consecutive layers, one or more predetermined regions are selectively cured after or during each application of a layer, the predetermined regions being bonded to one or more regions of the underlying layer. The predetermined region(s) is/are predetermined by a cross-section geometry of the product in the respective layer and is/are stored in the control device, and the curable material is applied in a plurality of consecutive layers to produce the three-dimensional product. The control device and the application device are further designed such that in the second mode of application one or more colors are applied to predetermined regions of a print substrate material connected to the substrate carrier device to produce a monochrome or polychrome print.
The invention relates to a method for manufacturing products by applying material at least partially in layers to form a structure, in particular by selective laser melting (SLM), said method comprising the steps of: (a) providing a base plate, (b) applying a layer of a curable material, (c) selectively curing predetermined zones of the applied layer on the basis of geometrical data of the product, (d) repeating steps (b) and (c) until the geometry of a first partial volume of the product has been created in the form of a cured material and (e) removing the uncured material. According to the invention, a reference mark is provided, the unit formed by the base plate and the first volume zones is clamped into a specific position by means of the reference mark and the respective second partial volume of the respective product is cut from the base plate, preferably by machining, in particular CNC milling.
A61C 5/10 - Procédés ou dispositifs pour la fabrication des couronnes dentaires
B23P 13/04 - Fabrication d'objets métalliques par des opérations impliquant un usinage à la machine, mais non couvertes par une seule autre sous-classe impliquant le tronçonnage des produits profilés
G06F 19/00 - Équipement ou méthodes de traitement de données ou de calcul numérique, spécialement adaptés à des applications spécifiques (spécialement adaptés à des fonctions spécifiques G06F 17/00;systèmes ou méthodes de traitement de données spécialement adaptés à des fins administratives, commerciales, financières, de gestion, de surveillance ou de prévision G06Q;informatique médicale G16H)
B23B 37/00 - Alésage utilisant des vibrations de fréquence ultrasonore
B29C 35/08 - Chauffage ou durcissement, p.ex. réticulation ou vulcanisation utilisant l'énergie ondulatoire ou un rayonnement corpusculaire
The invention relates to a method for producing products having individual geometries, in particular dental prostheses or auxiliary dental parts, comprising the steps of producing a plurality of products on the surface of a substrate plate by means of selective hardening, in particular by means of selective sintering or melting, the material being applied in consecutive layers, after the application of each layer one or a plurality of predetermined regions of the applied layer being selectively hardened by means of high-energy radiation and bonded to one or a plurality of regions of the layer therebeneath, the predetermined regions being predetermined in the respective layer on the basis of a cross-sectional geometry of the product. According to the invention, a substrate plate is provided which is divided into a first substrate plate segment and at least one further substrate plate segment, said segments being detachably connected to each other or to a base carrier, a first product being produced on the first substrate plate segment by consecutive application of material layers onto the first substrate plate segment and selective hardening of predetermined regions of each material layer that is applied after the application thereof, and at least one further product being produced on the at least one further substrate plate segment by consecutive application of material layers onto the further substrate plate segment and selective hardening of predetermined regions of each material layer that is applied after the application thereof. The invention further relates to a device for carrying out such a method.
The invention concerns a process for producing products of individual geometry, in particular dental prostheses or dental auxiliary parts, comprising the steps of producing a plurality of products on the surface of a substrate plate by means of selective hardening, in particular by means of selective sintering or melting, in which the material is applied in successive layers, after each layer application one or more predetermined regions of the applied layer is selectively hardened by means of an energy-rich radiation and connected to one or more regions of the subjacent layer, wherein the predetermined regions are predetermined on the basis of a cross-sectional geometry of the product in the respective layer. According to the invention the successive layers are applied in layer planes oriented inclinedly relative to the surface of the substrate plate. The invention further concerns an apparatus for carrying out such a process.
05 - Produits pharmaceutiques, vétérinaires et hygièniques
10 - Appareils et instruments médicaux
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
44 - Services médicaux, services vétérinaires, soins d'hygiène et de beauté; services d'agriculture, d'horticulture et de sylviculture.
Produits et services
Materials, of metal and not of metal, for doctors, dentists and dental laboratories, namely precious metals and their alloys, including alloys containing common metals, and common metals and their alloys, metal ceramics, precious metal brazing alloys, brazing alloys, ceramics and plastics, not containing precious metals, for making inlays, crowns, bridges, plates, medical and dental prostheses and auxiliary parts for prostheses; Embedding compounds, dental wax, coating compounds, plaster of Paris, polishing pastes, electrolyte polishing liquids, abrasive preparations of corundum and glass beads for medical, dental and dental technology purposes; Modelling wax, templates of wax, finished parts of wax for medical and dental purposes and dental technology laboratories; Material for stopping teeth. Medical and dental instruments and apparatus, artificial limbs and teeth, in particular inlays, crowns, bridges, plates, medical and dental prostheses and auxiliary parts for prostheses; Cast parts for doctors, dentists and dental technology laboratories, connecting parts and anchoring elements of plastic and/or metal for (separated) prosthetics and bridges used in dental technology, in particular bedding compounds, attachments, joint connecting pieces, anchors, bridges and press down bedding compounds of metal and acrylic; Artificial implants and implant components for medical and dental purposes; Machines and equipment for medical and dental purposes, in particular for use in dental laboratories, and for the manufacture of prosthetic devices; Tools for precision mechanical apparatus, in particular milling cutters, drills and grinding heads; Milling, fusing, mixing, blasting, polishing, agitating and doubling equipment, in particular casting centrifuges, preheating furnaces, crucibles, milling machines, copy milling machines and milling cutters therefor (the aforesaid goods for medical purposes), and parts for the aforesaid goods, including all the aforesaid goods being computer controlled and for the manufacture of dentures; Dental technology apparatus for dental laboratories; Precision mechanical apparatus for use in dental laboratories. Dental technician services. Dental services.
12.
Method for manufacturing implant abutments for dental implants, and an implant abutment for a dental implant
The invention relates to a method for manufacturing implant abutments 9 for dental implants 1, wherein the implant abutment 9 comprises a prefabricated base member 8 for joining the implant abutment to the dental implant 1, and a customized main body 15. The aim of the invention is to simplify this method of manufacturing. To this end, the main body 15 is formed by sintering and/or melting powdery material onto the base member 8 using laser sintering and/or laser melting. The invention relates also to an implant abutment manufactured by such a method.
B05D 3/00 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliqués; Traitement ultérieur des revêtements appliqués, p.ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides
A61C 8/00 - Moyens destinés à être fixés à l'os de la mâchoire pour consolider les dents naturelles ou pour y assujettir des prothèses dentaires; Implants dentaires; Outils pour l'implantation
13.
METHOD AND APPARATUS FOR THE PRODUCTION OF HEAVILY INCLINED SURFACES IN LAYERS
The invention relates to a method and an apparatus for manufacturing a product in layers, comprising the following steps: (a) a layer of a curable material is applied; (b) predetermined zones of the applied layer are selectively cured on the basis of geometrical data of the product; (c) steps (a) and (b) are repeated until the geometry of the product has been obtained as a cured material; (d) the uncured material is removed. According to the invention, in steps (a) and (b), a finish allowance, e.g. one that has a wedge-shaped cross-section, is applied to at least one planar section of a contour of the product in one, two, or more product sections in which an angle (alpha) between an axis running perpendicular to the layers and said at least one planar section exceeds a predetermined value, said finish allowance being applied such that the angle (gamma) between the axis running perpendicular to the layers and the external surface in said product section does not exceed the predetermined value.
The invention relates to a method for manufacturing products by means of an at least partly layered structure, in particular using selective laser melting. Said method comprises the following steps: (a) a base plate is provided; (b) a layer of a curable material is applied; (c) predetermined zones of the applied layer are selectively cured on the basis of the geometrical data of the product; (d) steps (b) and (c) are repeated until the geometry of a first partial volume of the product has been obtained as a cured material; (e) the uncured material is removed. According to the invention, a reference mark is provided, the unit formed by the base plate and the first volume zones is clamped in a specific position determined by means of the reference mark, and the second partial volume of each product is exposed on the base plate, preferably in a machining process, especially a CNC milling process.
The invention concerns a process for the layerwise production of a product comprising the steps of applying a layer of a hardenable material, wherein for example the process parameters of layer thickness and layer material are adjustable, selectively hardening predetermined regions of the applied layer on the basis of the geometrical data of the product, wherein for example the process parameters for the nature and level of the energy input are adjustable, repeating those steps until the geometry of the product has been produced in the form of hardened material, and finally removing the non-hardened material. Known processes suffer from the disadvantage that they do not afford variability in regard to the local properties of the product. The invention remedies that disadvantage insofar as at least one process parameter is altered during the production procedure in order to influence the grain size in a first region of the product in relation to a second region of the product.
B29C 35/08 - Chauffage ou durcissement, p.ex. réticulation ou vulcanisation utilisant l'énergie ondulatoire ou un rayonnement corpusculaire
B29C 67/00 - Techniques de façonnage non couvertes par les groupes , ou
A61C 13/00 - Prothèses dentaires; Leurs procédés de fabrication
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
16.
Method and device use to produce a set of control data for producing products by free-form sintering and/or melting, in addition to a device for the production thereof
A method and apparatus used to produce control data for building up a product layer by layer using freeform sintering and/or melting with a high energy beam. The correspondingly controlled apparatus for production of the products is further disclosed. The high energy beam is applied under the guidance of the control data set. Before beginning the freeform sintering and/or freeform melting, a compensation data set and/or a compensation function to compensate for manufacturing related effects caused by the sintering and/or melting is determined. The control data set is based upon a product target geometry data set and the compensation data set and/or the compensation function.
The invention relates to a method for manufacturing layer by layer a product (10), said method comprising the following steps: applying a layer of a curable material, whereby process parameters, such as layer thickness, layer material, can be adjusted, selectively curing predetermined areas of the applied layer (11) in accordance with the geometrical data of the product, whereby process parameters, such as energy form and energy input, can be adjusted, and repeating these steps until the geometry of the product as a cured material is completed, and finally removing the non-cured material. Known methods have the disadvantage that they offer no variability with respect to the local properties of the product. The invention remedies this disadvantage by modifying at least one process parameter during manufacture in order to influence the particle size in a first area of the product compared to a second area of the product.
The invention relates to a method, which is used to produce sets of control data for the production of metallic and/or non-metallic products 2, 21 by free-form sintering and/or melting by means of a high-energy beam (8), in particular a laser beam or electron beam, whereby a product 2, 21 is built up, layer by layer 12 to 15, 20, 22, out of a material 6 that is to be spread out in layers, by means of said beam 8, which is guided with the help of a control data set, whereby the method comprises the steps of loading 23 a product target geometry data set that represents the target geometry of the product to be produced and of generating 25 the control data set on the basis of the product target geometry data set. To improve the dimensional accuracy, this method comprises the additional steps of determining 24 a compensation data set and/or a compensation function to compensate for manufacturing-related effects caused by the sintering and/or melting and of combining 25 the compensation data set with and/or applying the compensation function to the product target geometry data set to generate the control data set. The invention further relates to a corresponding device (11) to carry out said type of method as well as a correspondingly controlled apparatus (1) for production of said type of products 2, 21.
