WO2005037529A1 - Procede de fabrication d'article en trois dimensions et article en trois dimensions - Google Patents

Procede de fabrication d'article en trois dimensions et article en trois dimensions Download PDF

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Publication number
WO2005037529A1
WO2005037529A1 PCT/JP2004/015359 JP2004015359W WO2005037529A1 WO 2005037529 A1 WO2005037529 A1 WO 2005037529A1 JP 2004015359 W JP2004015359 W JP 2004015359W WO 2005037529 A1 WO2005037529 A1 WO 2005037529A1
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WIPO (PCT)
Prior art keywords
dimensional structure
holding sheet
modeling
layer
producing
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PCT/JP2004/015359
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English (en)
Japanese (ja)
Inventor
Juli Yamashita
Original Assignee
National Institute Of Advanced Industrial Science And Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by National Institute Of Advanced Industrial Science And Technology filed Critical National Institute Of Advanced Industrial Science And Technology
Priority to JP2005514815A priority Critical patent/JP4193944B2/ja
Publication of WO2005037529A1 publication Critical patent/WO2005037529A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
    • G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
    • G09B23/30—Anatomical models
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—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
    • B29C64/00—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
    • B29C64/10—Processes of additive manufacturing
    • B29C64/141—Processes of additive manufacturing using only solid materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—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
    • B29C64/00—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
    • B29C64/10—Processes of additive manufacturing
    • B29C64/188—Processes of additive manufacturing involving additional operations performed on the added layers, e.g. smoothing, grinding or thickness control
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/221—Machines other than electrographic copiers, e.g. electrophotographic cameras, electrostatic typewriters
    • G03G15/224—Machines for forming tactile or three dimensional images by electrographic means, e.g. braille, 3d printing

Definitions

  • the present invention relates to a method for producing a three-dimensional object, which is capable of producing a three-dimensional object having a complex structure in which the hardness varies from part to part, of a multicolor 'multimaterial, and a three-dimensional object produced by the method. It relates to a model.
  • RP rapid prototyping
  • Stereolithography "Photocurable resin” that is cured by light such as ultraviolet light or laser is used. A thin layer is made in the resin pool, and the part corresponding to the inside of the shape of the layer is cured by irradiating light. The surface of the hardened layer is smoothed out, and a thin layer of resin solution is introduced over it, followed by curing with light, and the shape is formed. In this case, if there is an overhang portion, it is necessary to simultaneously form a support (called “support”) that is not necessary for the original shape to be formed, and then remove the support after the formation.
  • support a support
  • FDM Melt deposition method
  • Powder fixing method A powdery or particulate material is spread thinly, and a head force paste (called a “binder”) is jetted like an ink jet printer, or light such as a laser is emitted. By irradiating, the powders adhere to each other according to the shape of one cross-section, and are further adhered to each other with a thermosetting photo-curing material. Then, spread the next layer of material thinly and fix it in the same way. Since the overhang is supported by unfixed powder material, no additional support is required. If the unfixed powder material is blown off after molding, the removal of the support is completed. For this reason, no labor is required. By using a mechanism similar to that of an ink jet printer and ejecting colored nozzles, a full-color molded product can be manufactured.
  • a head force paste called a “binder”
  • Patent Document 115 is known.
  • the invention of “a data processing device and method and a three-dimensional printing device and method” described in Patent Document 1 relates to a method of generating a three-dimensional printing object that faithfully reproduces a tactile sensation of an object.
  • the data generation device adds one or both of the touch (texture) information on the surface of the object and the softness information when the object is touched by the surface force to the surface data of each triangle constituting the STL format data described above. Create data with information.
  • the surface roughness is formed into a concavo-convex shape on the surface of the molded object, or the molding is performed by using materials having different resin particle diameters. Also, in this case, the softness of the shape
  • Patent Literature 2 describes an invention of a "laminar molding method and a laminar molding apparatus", which is a laminating molding method of molding a three-dimensional object by laminating thin layers of powder formed into a sheet. It is an invention relating to the device. Each thin layer is formed and laminated using electrophotography.
  • the invention of “three-dimensional molding apparatus and three-dimensional molding method” described in Patent Document 3 similarly forms a three-dimensional cross-sectional shape as a thin layer using an electrophotographic method, and laminates the thin layers. By doing so, a three-dimensional object is formed.
  • These devices use an electronic photo system, such as a copier or a laser printer, to form a single-layer cross-sectional shape from a chargeable powder material on a photosensitive drum and solidify it with heat to form a thin film.
  • a three-dimensional object is formed. If the material is selected properly, the inside of the shape can be made full-color, and it can handle multiple materials such as metals and ceramics.
  • the invention of “Inorganic pigment ink and its use method and the additive manufacturing method using the inorganic pigment ink” described in Patent Document 4 is applicable to an ink jet printer, and provides vivid coloration.
  • the present invention relates to an additive manufacturing method using an inorganic pigment ink to be used. Since the inorganic pigment ink penetrates the powdery resin layer and the inorganic pigment is dispersed due to its fluidity in the molten state, a substantially uniform colored region is formed even in the thickness direction. ! / Puru. Also mention the reproduction of the color distribution inside the shape.
  • the invention of the "molding apparatus and method" described in the cited document 5 is based on the fact that cube beads made of various materials are three-dimensionally stacked and fixed to each other or filled in a transparent case. It is to construct a solid. V, is what constitutes a so-called three-dimensional printer.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2002-067174
  • Patent Document 2 JP-A-10-207194
  • Patent Document 3 JP 2002-347129 A
  • Patent Document 4 JP 2001-354877 A
  • Patent Document 5 JP-A-10-029245
  • Patent Document 2 Patent Document 3, Patent Document 4, and the like do not describe a data structure or the like for mentioning the possibility of multicoloring.
  • Patent Document 1 proposes a three-dimensional modeling method in which tactile data is added to each triangle of STL format data to realize three kinds of softness.
  • tactile data is added to each triangle of STL format data to realize three kinds of softness.
  • these are all attached to the data indicating the surface in the STL format, only the tactile sensation when the three-dimensional object is touched by the surface force is reproduced, and the tactile sensation inside the modeled object is reproduced. Is not taken into account. Therefore, it cannot be used to create the required shape and structure for internal structures such as biological models for surgical training.
  • the details and internal structure for example, it is necessary to use a data structure having an attribute of softness, but this is not supported.
  • Patent Documents 2 and 3 disclose that the inside of the shape can be made full-color and can be applied to a plurality of materials such as metal ceramics. However, in the lamination method, an object having an overhang is produced. For this purpose, it is necessary to create a support as in the past.
  • the support needs to be physically cut off after molding or removed by dissolving with a solvent.
  • a complex structure such as a living body
  • it is often difficult to remove the support after the formation.
  • the solvent does not enter because the internal cavity is not in communication with the outside, or the structure is fragile and the molded object is destroyed by the impact of breaking off the support. Therefore, it is necessary for support to be unnecessary or to be able to easily remove support.
  • a skeletal structure called a “scaffold” that serves as a scaffold for cells to grow is required.
  • This is made of a material (polylactic acid or collagen) that can be absorbed into the body after the cells have proliferated.
  • a material polylactic acid or collagen
  • it in order to have a three-dimensional structure that is the same as that of a living tissue, and to be a scaffold that allows many cells to proliferate, It must be finely porous.
  • a sheet-like collagen foam (foam) or the like has conventionally been used as a carrier for a hold. With this force, the three-dimensional shape of a fibrous tissue cannot be reproduced. Therefore, in recent years, RP has been applied to any method, but only the method of creating a single-material scan hold.
  • the present invention has been made to solve these problems, and an object of the present invention is to form, for example, a three-dimensional object having a complex structure of multi-color 'multi-material with different hardness depending on parts. It is an object of the present invention to provide a method for producing a three-dimensional modeled object that can be manufactured. Another object of the present invention is to provide a three-dimensional structure that is three-dimensional and porous and can be used as a scaffold (scan hold) having a function of a drug, which can be used for regenerative medicine (tissue engineering). Means for solving the problem
  • the method for producing a three-dimensional structure according to the present invention is a method for manufacturing a three-dimensional structure, in which a holding sheet capable of holding a forming material in a net structure includes a plurality of layers of a plurality of types of forming materials.
  • the next layer holding sheet is placed on the fixed one layer of the molding material, and the next layer holding sheet is loaded with a plurality of types of the next layer of the molding material. It is held in place and fixed, and the fixing of the modeling material is repeated sequentially for the upper layer, and after the respective layers are laminated, the holding sheet is dissolved and removed.
  • the three-dimensional structure after the porous holding sheet material has been dissolved and removed is a porous structure, which is three-dimensional and porous, and can be used as a scan holder having a function by a drug.
  • the holding sheet is a porous sheet or a network structure sheet
  • the fixing of the forming material is performed by powder sintering, powder coagulation, melt deposition, light curing. , Thin film lamination, or ink jetting.
  • the holding sheet is removed by dissolving and removing the heated sheet with a solvent.
  • the holding sheet for holding the modeling material at the modeling position is It is formed by a melt deposition method or a thin film lamination method.
  • the modeling material to be held on one holding sheet is a plurality of different types of modeling materials or a plurality of types of colored modeling materials.
  • a thin porous sheet or a net-like sheet is used as a holding sheet for holding a forming material, and each part of the structure is provided on the holding sheet.
  • the molding material of each material in each color is attached (impregnated) to the holding sheet net structure and held and fixed to form a layer of the shaped object, By stacking these layers, a three-dimensional object is produced. As a result, it is possible to accurately form a three-dimensional object having a complex structure of multiple colors and materials and different hardness portions.
  • the net structure of the holding sheet removed as a cavity remains in the manufactured three-dimensional structure! / It is in a state of falling.
  • the size of this cavity can be changed by changing the thickness and size of the net of the net structure. By this.
  • the rigidity of the manufactured three-dimensional structure can be adjusted to the desired material texture.
  • a molding material is attached to a holding sheet (porous sheet or net-like sheet) that holds the molding material, even if it is a jelly-like material, it does not flow! / Available as a molding material.
  • the shaping material can be used as long as it has a small amount of softness due to a porous (net-like) sheet, and even if the material has good fixability and a fine shape can be accurately formed.
  • the porous sheet or mesh sheet of the holding sheet holding the modeling material is dissolved by heat or a solvent. Remove.
  • unnecessary portions may be removed by cutting off unnecessary portions with a cutter or a laser.
  • the holding sheet portion remains as a hole in the modeling material. Since the solvent can also penetrate into the interior, the holding sheet of the porous sheet or mesh sheet can be removed even if the three-dimensional shape data of the modeled object is a complete lumen.
  • the features of the three-dimensional structure manufactured here are left after the porous holding sheet is removed (removed by temperature, pressure, solvent (water, water + decomposing enzyme, organic solvent, etc.), light, etc.).
  • the modeling object is Holes are formed where the sheet material comes off, making it porous.
  • the size of the porous hole and the density of the space in this modeled object can be adjusted by the density of the original porous sheet. Therefore, it can be suitably used for forming a scaffold as a scaffold for cells. This satisfies the requirement that a large number of cells must be porous in order to grow sterically, and furthermore, the use of multiple modeling materials can induce different cell differentiation.
  • a plurality of drugs can be arranged three-dimensionally.
  • the method for producing a three-dimensional structure of the present invention provides a method for producing a three-dimensional structure that can be suitably used when a three-dimensional object made of a material such as a biological model of a human body or an animal is different at each part.
  • FIG. 1 is a diagram illustrating a forming step of a first layer in the method for producing a three-dimensional structure according to the present invention
  • FIG. 2 is a diagram illustrating a forming step of a second layer subsequent to the step of the first layer. It is.
  • FIG. 3 is a diagram illustrating a post-process excluding the holding sheet after the respective layers are stacked.
  • a molding operation is performed by the following steps (a) to (d) using an existing molding apparatus of, for example, an ink jet system. That is,
  • a tomographic image such as a CT image is used as the three-dimensional data of the object.
  • each pixel of the tomographic image is used for 3D printing.
  • Create 3D data that describes the substance information (building material) to be used. For example, when modeling the human nasal cavity-the skull base, each part such as air 'bone' mucous membranes, blood vessels, nerves, muscles, fat, skin, and tumors is also identified by the CT value and positional force of the CT image data. Then, a code (material data) representing a different material is assigned to each.
  • codes are, for example, kneaded binder in kneaded silicone rubber for blood vessels and fats, jelly-like or grease-like materials for tumors, and calcium carbonate for bones. It is a code that is defined correspondingly to indicate the modeling material such as bone material. From the tomographic image of the three-dimensional data to which the code data is added, a cross-sectional image (for example, X sheets) is cut out corresponding to the thickness of each layer to be formed.
  • a cross-sectional image for example, X sheets
  • the three-dimensional data force for producing a modeled object is a closed polygon (such as STL format data, which is a shape data with a seamless inside and outside that is clearly separated, which is called water tight. ), A code indicating the material is assigned to each closed polyhedron, and it is divided by the thickness of each layer (a holding sheet that holds the modeling material). Create a cross-sectional image.
  • STL format data which is a shape data with a seamless inside and outside that is clearly separated, which is called water tight.
  • a code indicating the material is assigned to each closed polyhedron, and it is divided by the thickness of each layer (a holding sheet that holds the modeling material). Create a cross-sectional image.
  • a porous sheet capable of holding the modeling material in a net structure is used.
  • a material of the porous sheet for example, water-soluble agar or water-soluble dalcomannan is used. If freeze-dried, it can be easily molded as a porous sheet.
  • a shaping material for forming hard bones calcium carbonate powder such as crushed shells is used as a binder (fixing material, water-insoluble resin-based adhesive or thermosetting resin). Use the kneaded material.
  • a material for modeling the mucous membrane and blood vessel 'nerve' fat 'skin' tumor part of the soft part for example, colored silicone rubber of different softness is used to represent the material for each part. .
  • a thermosetting type or a type cured with a curing agent can be used.
  • a water-soluble substance such as -force can be used as a support material.
  • a starch paste or a sponge containing protein as a main component can be used as a material of the porous sheet having a net structure.
  • a biocompatible material material that decomposes in a living body
  • tissue engineering regenerative medicine
  • a water-soluble biocompatible material is used as a material for the porous sheet.
  • the "scan hold" is used as a scaffold for culturing cells.
  • the scaffold is preferably a porous structure to accommodate a large number of cells.
  • stem cells can be implanted into a bone-shaped scan holder at the defect and transplanted into the patient's body.
  • RP is effective as a method of manufacturing this skid holder.
  • FDM Frevisiontec GmBH, Germany
  • methods of forming molds by combining RP and lost wax method Sacholos, E. et al., University of Oxford, UK, 2003
  • gelation of cells themselves There is a proposal to laminate while solidifying with "glue”.
  • a mesh sheet made of a water-soluble material is used, and calcium phosphate 'hydroxyapatite, which is a main component of bone, is used as a material for a hard bone part.
  • a biocompatible material kneaded with a substance having a function of promoting cell differentiation into each tissue is used as a material of a portion where a tissue such as a blood vessel is to be formed.
  • Step 1 Lay one sheet (one layer) of the holding sheet (porous sheet) holding the modeling material on the pedestal.
  • Step 2 A cross-sectional image corresponding to the layer is printed on the holding sheet. That is, printing is performed using the respective modeling materials prepared corresponding to the material data of each part.
  • a cross-sectional image is printed by ejecting a liquid material to the printer head as in an ink jet printer.
  • a thin nozzle force may be used to extrude the material to print a cross-sectional image as in a melt deposition method. Since the holding sheet for holding the modeling material here is sufficiently thin, the material immediately below and the current layer adhere to each other. To completely prevent adjacent parts from fusing with a small gap (for example, the thickness of one sheet), insert a support material between them. Keep it.
  • Step 3 One layer of the molding material held on the holding sheet is fixed. It is solidified by drying, by heating, or by the passage of time.
  • Step 4 Next, if necessary, the surface of the sheet is shaved with a cutter or smoothed by pressing with a material such as iron. Lay the holding sheet of the next layer on the smoothed layer, and perform the processing from step 2 for each layer.
  • Step 5 Repeat the above (Step 1) and one (Step 4) by the required number (X sheets), and laminate each layer in which each modeling material is fixed to the holding sheet by printing a cross-sectional image.
  • Step 5 A post-process of removing the holding sheet after completion of the forming operation and the laminating operation of each layer.
  • Step 5 a three-dimensional structure is produced in a state where the layers including the holding sheet are stacked. Then, the holding sheet is removed. If a water-soluble material is used as the holding sheet, the formed object is immersed in, for example, lukewarm water to form a laminate of the holding sheet (containing the object inside). After the sheet is dissolved, remove the 3D object. The removed three-dimensional object is left in the three-dimensional object in a state in which the net structure of the removed holding sheet remains as a cavity.
  • a shaped article made of the biocompatible material is obtained after the mesh of the sheet is dissolved.
  • the objects that remain on the traces of the dissolved mesh also have a porous sponge-like structure, which satisfies the requirements for a carrier (cell scaffold).
  • a biocompatible material material that can be degraded in vivo
  • tissue engineering regeneration medicine
  • a water-soluble material is used as a porous sheet material.
  • a biocompatible material for example, as a material for a hard bone part, a material obtained by kneading calcium phosphate 'hydroxyapatite, which is a main component of bone, into a biocompatible material is used, and tissues such as blood vessels are used.
  • a material of a portion to be formed for example, a biocompatible material into which a substance having a function of promoting cell division into each tissue is used. Such a material is held in a predetermined position according to the material by a porous holding sheet having a net structure, and the respective fixed layers are laminated to produce a three-dimensional structure. Then, when the porous sheet, which is a holding sheet for the molding material, is dissolved and removed, a molded article made of a biocompatible material is obtained.
  • the shaped object that remains on the trace where the mesh is dissolved also has a porous sponge-like structure, which can satisfy the requirements as a scan holder (cell scaffold), and the created 3D object can be used for regenerative medicine .
  • the thin porous sheet is impregnated with the molding material, fixed and held, and then laminated to form a multicolored sheet.
  • the method of fixing the modeling material to the porous (net-like) sheet is not limited to powder sintering, powder coagulation, melt deposition, photocuring, thin film lamination, ink jetting, and the like. Even in the case of fragile liquid materials that would normally flow, the amount attached to the porous sheet can be used as a modeling material, greatly expanding the range of material choices.
  • the porous sheet itself serves as a support, it is not necessary to form the support. Since the porous (net-like) sheet is made of a material that can be dissolved by heat or a solvent, it can be easily removed after molding. Further, the holding sheet may be cut off at an unnecessary portion by using a cutter or a laser similarly to the conventional thin plate lamination method. After the porous sheet is dissolved and removed, a hole remains in the modeling material, and the solvent can also penetrate into the modeling object. The (net-like) sheet can be removed. If necessary, the support may be formed of a material that can be dissolved by heat or a solvent, similarly to the porous sheet.
  • the modeling material is entangled with the porous sheet and fixed, even if the surface of the layer is smoothed with a cutter or the like before laminating the next layer, the fine portion of the modeling object It will not be stripped.
  • the flexible material before being solidified as a molding material is a liquid, and if placed close to each other, there is a possibility that the flexible material will fuse together and stick together. Therefore, if a wall is formed between the flexible materials, undesired fusion of materials can be prevented.
  • This separator should be made of the same solvent, water or material that can be melted at a given temperature as the support.
  • FIG. 4 shows a longitudinal sectional view of a liver model manufactured by the method for manufacturing a three-dimensional structure according to the present invention.
  • the liver model of the three-dimensional model shown in FIG. 4 has a portion of the liver body 201 formed of a soft modeling material, a blood vessel portion 202 formed of a modeling material that is more durable than the liver body, and a blood vessel portion 202. It is composed of a tumor part 203 molded with a hard molding material. In this way, a three-dimensional structure having a plurality of types of parts each having a different material strength is produced by a laminated structure.
  • the method for producing a three-dimensional structure according to the present invention can be applied to powder sintering, powder solidification, melt deposition, stereolithography, thin film lamination, and the like, which are targets of the RP (rabbit'prototyping) technology.
  • RP rabbit'prototyping
  • a precise biological model can be formed, and the manufactured biological model can be used as a biological model for medical education, surgery simulation, surgical instrument development, and informant consent.
  • the molded article remaining after the porous sheet is removed becomes porous since the portion where the sheet comes off becomes a hole.
  • the size of the porous holes and the density of the space in the modeled object can be adjusted by the density of the original porous sheet. Therefore, the present invention can be suitably used to form a scaffold as a scaffold for cells.
  • a modeling in which different drugs are three-dimensionally arranged is provided. It is possible to create things. As a result, the drug contained gradually is released in the process of decomposing the modeling material in the living body, and it can be used to guide blood vessels to a desired place and to promote tissue separation.
  • FIG. 1 is a view for explaining a step of forming a first layer in a method of manufacturing a three-dimensional structure according to the present invention. is there.
  • FIG. 2 is a view for explaining a forming step of a second layer following a step of the first layer.
  • FIG. 3 is a view for explaining a post-process excluding a holding sheet after laminating each layer.
  • FIG. 4 is a longitudinal sectional view of a liver model manufactured by the method for manufacturing a three-dimensional structure according to the present invention.

Abstract

La présente invention concerne un procédé de fabrication d'articles en trois dimensions qui consiste à tenir et à fixer plusieurs types de matériaux de mise en forme destinés à une couche à des positions de formes respectives sur une feuille de support capable de supporter ce matériau de mise en forme dans une structure de réseau, à placer une feuille de support destinée à la couche suivante sur le matériau de mise en forme susmentionné pour la couche supérieure, à tenir et fixer plusieurs types de matériaux de mise en forme pour la couche supérieure à des positions de mise en formes respectives, à répéter la fixation de ces matériaux de mise en forme de manière séquentielle pour des couches supérieures et, à retirer la feuille de support par dissolution (Fig. 1). Ce procédé permet de mettre en forme une structure complexe en trois dimensions, multicolores constituées d'une pluralité de matériaux et composée de partie possédant différentes bretelles.
PCT/JP2004/015359 2003-10-20 2004-10-18 Procede de fabrication d'article en trois dimensions et article en trois dimensions WO2005037529A1 (fr)

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Application Number Priority Date Filing Date Title
JP2005514815A JP4193944B2 (ja) 2003-10-20 2004-10-18 ３次元造形物の作製方法および３次元造形物

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JP2003-358918 2003-10-20

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JP2007196668A (ja) * 2005-12-28 2007-08-09 Canon Inc 立体物の製造方法、立体物、立体物製造用記録媒体、及び立体物の製造装置
JP2008194968A (ja) * 2007-02-14 2008-08-28 Imoto Seisakusho:Kk 高分子材料の直接造形法および直接造形装置
JP2009101565A (ja) * 2007-10-23 2009-05-14 Seiko Epson Corp ３次元構造体の作製方法、およびその作製装置
WO2012132463A1 (fr) 2011-03-31 2012-10-04 国立大学法人神戸大学 Procédé de fabrication d'un modèle moulé tridimensionnel et d'un outil de support à des fins de traitement médical, de formation médicale, de recherche et d'enseignement
WO2013157236A1 (fr) * 2012-04-18 2013-10-24 富士フイルム株式会社 Dispositif, procédé et programme de production de données de modèle 3d
WO2015046217A1 (fr) * 2013-09-24 2015-04-02 株式会社アルテコ Procédé de fabrication d'un article façonné 3d, article façonné 3d et agent de revêtement pour imprimante 3d à stratification de résine thermofusible
WO2015111366A1 (fr) 2014-01-23 2015-07-30 Ricoh Company, Ltd. Objet tridimensionnel et procédé de production
WO2015151834A1 (fr) * 2014-03-31 2015-10-08 独立行政法人産業技術総合研究所 Appareil de fabrication en trois dimensions
WO2015159936A1 (fr) * 2014-04-16 2015-10-22 株式会社ミマキエンジニアリング Procédé de production d'article de forme tridimensionnelle et article de forme tridimensionnelle
JP5909309B1 (ja) * 2015-01-15 2016-04-26 武藤工業株式会社 三次元造形装置、及びその造形物
WO2016113955A1 (fr) * 2015-01-15 2016-07-21 武藤工業株式会社 Appareil de façonnage en trois dimensions, procédé de commande de celui-ci et objet façonné par celui-ci
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JP2017154486A (ja) * 2016-02-29 2017-09-07 株式会社ミマキエンジニアリング 三次元造形物製造方法、三次元造形物および造形装置
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JPWO2015151834A1 (ja) * 2014-03-31 2017-04-13 国立研究開発法人産業技術総合研究所 三次元造形装置
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JP2016135607A (ja) * 2015-01-15 2016-07-28 武藤工業株式会社 三次元造形装置、及びその制御方法、並びにその造形物
WO2016113955A1 (fr) * 2015-01-15 2016-07-21 武藤工業株式会社 Appareil de façonnage en trois dimensions, procédé de commande de celui-ci et objet façonné par celui-ci
JP5909309B1 (ja) * 2015-01-15 2016-04-26 武藤工業株式会社 三次元造形装置、及びその造形物
JPWO2017130515A1 (ja) * 2016-01-25 2018-08-16 武藤工業株式会社 三次元造形装置、及びその制御方法、並びにその造形物
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JP2017154486A (ja) * 2016-02-29 2017-09-07 株式会社ミマキエンジニアリング 三次元造形物製造方法、三次元造形物および造形装置
WO2017150196A1 (fr) * 2016-02-29 2017-09-08 株式会社ミマキエンジニアリング Procédé de fabrication d'un objet moulé tridimensionnel, objet moulé tridimensionnel et dispositif de moulage
US11718016B2 (en) 2016-02-29 2023-08-08 Mimaki Engineering Co., Ltd. Three-dimensional object manufacturing method, three-dimensional object, and shaping device
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JP7289304B2 (ja) 2017-12-31 2023-06-09 ストラタシス リミテッド 予め規定された表面品質を得るための３ｄ印刷
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