WO2008049384A1 - Dispositif de production d'un objet tridimensionnel - Google Patents

Dispositif de production d'un objet tridimensionnel Download PDF

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Publication number
WO2008049384A1
WO2008049384A1 PCT/DE2007/001357 DE2007001357W WO2008049384A1 WO 2008049384 A1 WO2008049384 A1 WO 2008049384A1 DE 2007001357 W DE2007001357 W DE 2007001357W WO 2008049384 A1 WO2008049384 A1 WO 2008049384A1
Authority
WO
WIPO (PCT)
Prior art keywords
carrier
height
adjustable
wall
building material
Prior art date
Application number
PCT/DE2007/001357
Other languages
German (de)
English (en)
Inventor
Frank Herzog
Original Assignee
Cl Schutzrechtsverwaltungs Gmbh
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.)
Filing date
Publication date
Application filed by Cl Schutzrechtsverwaltungs Gmbh filed Critical Cl Schutzrechtsverwaltungs Gmbh
Priority to DE112007003157T priority Critical patent/DE112007003157A5/de
Publication of WO2008049384A1 publication Critical patent/WO2008049384A1/fr

Links

Classifications

    • 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
    • B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/60—Planarisation devices; Compression devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/40—Radiation means
    • B22F12/49—Scanners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Definitions

  • the invention / innovation relates to a device for producing a three-dimensional object by successive solidification of layers of a build-up material which can be solidified by means of electromagnetic radiation or particle radiation, in particular a powder material, with the further features of claim 1.
  • Such devices are typically referred to as laser sintering machines, laser melting machines, or stereolithography machines, depending on which build material is used and how the process proceeds within the device.
  • a known device with the features of the preamble of claim 1 results for example from DE 101 58 169 Al.
  • the arranged in the space carrying device for supporting the object has a height-adjustable support on with an object facing the top.
  • the support is lowered, so that there is always substantially the same distance between the focusing optics of the irradiation device and the layer to be consolidated.
  • the devices with height-adjustable straps achieve a high degree of precision with regard to the storage and adjustment of the elements of the carrier device, inaccuracies may nevertheless arise during the construction process due to the height adjustability and the mounting of the carrier.
  • the invention has the object of providing a device with the features of the preamble of claim 1 in such a way that the device operates with a higher precision and thereby highly precise functional parts can be produced.
  • This object is achieved according to the invention / innovation in that the support of the carrying device is arranged fixed in height at least during the construction process and the wall surrounding the carrier is mounted vertically adjustable by means of a program-controlled adjustment.
  • the carrier of the carrying device can be very solid and completely free of play connected to a machine frame, which also carries the irradiation device, so that very defined conditions are given.
  • the wall, which is slidably mounted according to the invention up and down, is not in direct contact with the workpiece itself, so that the height adjustment of the wall is rather uncritical.
  • the application device In order to adapt to the continuously varying distance from the carrier base and the object top during the construction process, it is advantageous to design the application device and optionally at least one metering device in a program-controlled height-adjustable manner.
  • the applicator specifically, for example, by a computer program desired to be able to process desired, for the concrete construction process advantageous heights.
  • this unit can include at least one metering of the metering device.
  • a known focusing device in the beam path of the irradiation device, by means of which the focus of the processing beam is height-dependent adjustable.
  • the focus of the processing beam is height-dependent adjustable.
  • the focusing device would be dispensable to compensate for the change in distance between the laser and the object surface.
  • a further advantageous measure is to form the peripheral wall in the manner of a height-adjustable sleeve which surrounds the carrier and / or is guided on its outer edge.
  • the peripheral wall is guided on the outer edge of the carrier, represents an immediate and thus simple embodiment of the subject invention.
  • the upper edge of the wall is lowered to the top of the carrier or below.
  • a large and comfortable access area to the slide surface is achieved, which greatly simplifies the removal of the object and / or the support plate.
  • This advantage can also be achieved or increased by the wall being able to be moved completely upwards over the support and / or moved away from it and / or pivoted away and / or removed.
  • the carrier is firmly connected to a machine frame of the device.
  • the carrier is integrally or non-detachably connected to the machine frame or that the carrier is designed as an example removable support plate which is temporarily connected by means of fixing elements with the machine frame of the device.
  • a releasable support plate makes it possible to remove the object together with the support plate in a simple manner from the space of the device and make the release of the object of the support plate outside the device after the assembly process. This has the advantage that during the detachment of the object from the support platform, the device can be used in parallel.
  • a powder collecting device in the machine area below the carrier.
  • the powder received in such a powder collecting device can be returned, for example, automatically via a suction device into the storage container of the metering device and finally made available again to the assembly cycle.
  • an additional function can be provided to form the support device at least partially as part of a punching device, so that the punch acts eg from above on a corresponding recess of the support device. It is advantageous in. To use in this context matrices, each with different recesses, which can be used depending on the desired punching result with a corresponding punch in the device.
  • Fig. 1 is a schematic representation of a known from the prior art selective sintering laser system
  • Fig. 2 is a schematic representation of a selective according to the invention
  • Fig. 3 is a schematic representation of the apparatus of FIG. 2 in
  • FIG. 1 shows a prior art selective sintering laser system.
  • This comprises a device 1 for producing a three-dimensional object 2 by successive solidification of layers of a building material 4 which can be solidified by means of electromagnetic radiation 3 or particle radiation at the locations corresponding to the respective cross-section of the object 2.
  • the device 1 comprises a arranged in a space 5 carrying device 6 for supporting an object 2.
  • the object 2 is constructed on the upper side 8 of a support 7 and this height adjustable by a drive 9 (arrow A).
  • the carrier 7 is closed by a wall 10 to the edge boundary of the building material 4.
  • the building material 4 is built up in layers on the support device 6 or a previously formed layer and subsequently via an irradiation device 12, which usually comprises a laser 13 and a deflection device 14, for irradiating the applied layers of the building material 4 at the locations corresponding to the respective cross-section of the object 2.
  • an irradiation device 12 which usually comprises a laser 13 and a deflection device 14, for irradiating the applied layers of the building material 4 at the locations corresponding to the respective cross-section of the object 2.
  • the subject invention is apparent from drawing Figure 2. This differs from the prior art essentially in that the support 7 of the support device 6 is fixed in height during the construction process and the wall 10 is mounted vertically adjustable by means of a program-controlled adjustment 15.
  • the adjusting device 15 is preferably computer-controlled and comprises a drive 16.
  • the application device 11 comprises a coater unit 17, which is mounted horizontally movable (arrow B). By means of the coater unit 17, the building material 4 (powder material) is distributed over the installation space 5 and / or used to produce the smoothest possible topmost layer.
  • the metering device 18 includes drives and cylinders by means of which construction material 4 from the dosing 20 moves vertically (arrow C) and then can be mounted horizontally on the applicator 11 on the construction area 5.
  • the applicator 11, the circumferential wall 10 and the metering device 18 form a jointly computer-controlled height-adjustable unit 19, which is moved via the drive 16.
  • the metering device 18 comprises two metering containers 20.
  • the device 1 does not have any laterally arranged metering containers 20, but instead uses a coater screen that "floats" over the installation space 5, at least in the horizontal direction To smooth on the support 7 Aufmanaterial 4 screened.
  • a known focusing device 21 is preferably arranged, by means of which the focus of the processing beam 3 can be set as a function of the construction height of the object 2.
  • the irradiation device 12 it is not absolutely necessary to fix the irradiation device 12 rigidly.
  • the irradiation device 12 as part of the height-adjustable assembly 19 form (not shown).
  • the circumferential wall 10 is formed in the manner of a height-adjustable sleeve 22 which surrounds the carrier 7 and is guided on the outer edge 23 thereof.
  • the upper edge 24 of the wall 10 can be lowered to the upper side 8 of the carrier 7 or below.
  • the wall 10 be designed such that it can travel upwards over the carrier 7 and / or moved away from it and / or can be swiveled away and / or removed.
  • the wall sections 10, which adjoin the carrying device 6 on its upper side, are provided with surfaces which are beveled towards the metering containers 20.
  • Carrier 7 is fixedly connected to a machine frame 25 of the device 1.
  • the device 1 according to the invention is shown in workpiece removal position.
  • the unit 19 is with
  • Building material 4 drops at the edges 23 of the carrier 7 down through a
  • Screening device 27 in at least one collecting container 28 (see arrow D). Li of the illustrated embodiment, the collecting container 28, since he is in a
  • the collecting container 28 may have a same or larger inner tube diameter 30 and be formed in one piece. In the case of the larger inner tube diameter 30 of the collecting container 28, it is expedient to guide the building material 4 over inclined side surfaces of the carrying device 6 to the collecting container 28.
  • a preferably controlled by a control device vibrating device 29 is arranged ', which promotes the movements of the building material 4, starting from the building surface towards the collecting containers 28.
  • the screening device 27 is arranged on the carrying device 26.
  • the screening device 27 may be attached to the collecting container 28.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Producing Shaped Articles From Materials (AREA)

Abstract

L'invention concerne un dispositif (1) de production d'un objet tridimensionnel (2) par solidification successive, aux endroits qui correspondent à la section respective de l'objet (2), de couches d'un matériau de construction (4) pouvant être solidifié par rayonnement électromagnétique (3) ou par rayonnement de particules. Le dispositif (1) comprend : un dispositif porteur (6) disposé dans un espace de construction (5) pour porter l'objet (2), avec un élément porteur (7) avec une face supérieure (8) tournée vers l'objet (2) et avec une paroi (10) entourant l'élément porteur (7) pour délimiter sur les bords le matériau de construction (4); un dispositif applicateur (11) pour appliquer des couches du matériau de construction (4) sur le dispositif porteur (6) ou sur une couche précédemment formée; et un dispositif de rayonnement (12) pour exposer au rayonnement les couches du matériau de construction (4) aux endroits qui correspondent à la section respective de l'objet (2). L'élément porteur (7) du dispositif porteur (6) est disposé à une hauteur fixe pendant le processus de construction, et la paroi (10) est montée avec possibilité de réglage en hauteur au moyen d'un équipement de réglage (15) commandé par programme.
PCT/DE2007/001357 2006-10-24 2007-07-31 Dispositif de production d'un objet tridimensionnel WO2008049384A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112007003157T DE112007003157A5 (de) 2006-10-24 2007-07-31 Vorrichtung zum Herstellen eines dreidimensionalen Objektes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202006016477U DE202006016477U1 (de) 2006-10-24 2006-10-24 Vorrichtung zum Herstellen eines dreidimensionalen Objektes
DE202006016477.4 2006-10-24

Publications (1)

Publication Number Publication Date
WO2008049384A1 true WO2008049384A1 (fr) 2008-05-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2007/001357 WO2008049384A1 (fr) 2006-10-24 2007-07-31 Dispositif de production d'un objet tridimensionnel

Country Status (2)

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DE (2) DE202006016477U1 (fr)
WO (1) WO2008049384A1 (fr)

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WO2011141152A3 (fr) * 2010-05-12 2012-01-05 Eos Gmbh Electro Optical Systems Dispositif de modification d'espace de fabrication et dispositif pour fabriquer un objet tridimensionnel à l'aide dudit dispositif de modification d'espace de fabrication
WO2012092912A1 (fr) * 2011-01-05 2012-07-12 Voxeljet Technology Gmbh Dispositif et procédé de construction d'un corps stratifié qui comporte au moins un corps délimitant la zone de construction et dont la position peut être réglée
US9421715B2 (en) 2009-10-13 2016-08-23 Blueprinter Aps Three-dimensional printer
US9573225B2 (en) 2014-06-20 2017-02-21 Velo3D, Inc. Apparatuses, systems and methods for three-dimensional printing
US20170106595A1 (en) * 2014-03-31 2017-04-20 Voxeljet Ag Method and device for 3d printing using temperature-controlled processing
US9656423B2 (en) 2010-03-31 2017-05-23 Voxeljet Ag Device and method for producing three-dimensional models
US9662840B1 (en) 2015-11-06 2017-05-30 Velo3D, Inc. Adept three-dimensional printing
US9770867B2 (en) 2010-12-29 2017-09-26 Voxeljet Ag Method and material system for building models in layers
US9878494B2 (en) 2011-08-31 2018-01-30 Voxeljet Ag Device for constructing models in layers
US9914169B2 (en) 2010-04-17 2018-03-13 Voxeljet Ag Method and device for producing three-dimensional models
US9919360B2 (en) 2016-02-18 2018-03-20 Velo3D, Inc. Accurate three-dimensional printing
US9925721B2 (en) 2010-02-04 2018-03-27 Voxeljet Ag Device for producing three-dimensional models
US9943981B2 (en) 2013-12-11 2018-04-17 Voxeljet Ag 3D infiltration method
US9962767B2 (en) 2015-12-10 2018-05-08 Velo3D, Inc. Apparatuses for three-dimensional printing
US9962885B2 (en) 2010-04-14 2018-05-08 Voxeljet Ag Device for producing three-dimensional models
US20180126649A1 (en) 2016-11-07 2018-05-10 Velo3D, Inc. Gas flow in three-dimensional printing
US10052682B2 (en) 2012-10-12 2018-08-21 Voxeljet Ag 3D multi-stage method
US10059062B2 (en) 2012-05-25 2018-08-28 Voxeljet Ag Device for producing three-dimensional models with special building platforms and drive systems
US10059058B2 (en) 2012-06-22 2018-08-28 Voxeljet Ag Device for building a multilayer structure with storage container or filling container movable along the dispensing container
US10144176B1 (en) 2018-01-15 2018-12-04 Velo3D, Inc. Three-dimensional printing systems and methods of their use
US10213831B2 (en) 2012-11-25 2019-02-26 Voxeljet Ag Construction of a 3D printing device for producing components
US10220568B2 (en) 2013-12-02 2019-03-05 Voxeljet Ag Interchangeable container with moveable side walls
US10220567B2 (en) 2012-03-06 2019-03-05 Voxeljet Ag Method and device for producing three-dimensional models
US10226919B2 (en) 2007-07-18 2019-03-12 Voxeljet Ag Articles and structures prepared by three-dimensional printing method
US10252336B2 (en) 2016-06-29 2019-04-09 Velo3D, Inc. Three-dimensional printing and three-dimensional printers
US10272525B1 (en) 2017-12-27 2019-04-30 Velo3D, Inc. Three-dimensional printing systems and methods of their use
US10315252B2 (en) 2017-03-02 2019-06-11 Velo3D, Inc. Three-dimensional printing of three-dimensional objects
US10343301B2 (en) 2013-02-28 2019-07-09 Voxeljet Ag Process for producing a moulding using a water-soluble casting mould and material system for the production thereof
US10449696B2 (en) 2017-03-28 2019-10-22 Velo3D, Inc. Material manipulation in three-dimensional printing
US10611092B2 (en) 2017-01-05 2020-04-07 Velo3D, Inc. Optics in three-dimensional printing
US10682809B2 (en) 2014-12-22 2020-06-16 Voxeljet Ag Method and device for producing 3D moulded parts by means of a layer construction technique
US10786945B2 (en) 2013-10-30 2020-09-29 Voxeljet Ag Method and device for producing three-dimensional models using a binding agent system
US10799989B2 (en) 2007-10-23 2020-10-13 Voxeljet Ag Pre-assembled module for a device for the layer-wise production of patterns
US10843404B2 (en) 2015-05-20 2020-11-24 Voxeljet Ag Phenolic resin method
US10882110B2 (en) 2015-09-09 2021-01-05 Voxeljet Ag Method and device for applying fluids
US10889055B2 (en) 2013-12-20 2021-01-12 Voxeljet Ag Device, special paper, and method for producing shaped articles
US10913207B2 (en) 2014-05-26 2021-02-09 Voxeljet Ag 3D reverse printing method and device
US10946556B2 (en) 2014-08-02 2021-03-16 Voxeljet Ag Method and casting mold, in particular for use in cold casting methods
US11077611B2 (en) 2015-03-17 2021-08-03 Voxeljet Ag Method and device for producing 3D shaped articles with a double recoater
US11097469B2 (en) 2012-10-15 2021-08-24 Voxeljet Ag Method and device for producing three-dimensional models with a temperature-controllable print head
US11235518B2 (en) 2015-12-01 2022-02-01 Voxeljet Ag Method and device for producing three-dimensional components with the aid of an overfeed sensor
US11273605B2 (en) 2016-11-15 2022-03-15 Voxeljet Ag Integrated print head maintenance station for powder bed-based 3D printing
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US10960655B2 (en) 2007-07-18 2021-03-30 Voxeljet Ag Articles and structures prepared by three-dimensional printing method
US10799989B2 (en) 2007-10-23 2020-10-13 Voxeljet Ag Pre-assembled module for a device for the layer-wise production of patterns
US10232603B2 (en) 2009-10-13 2019-03-19 Hewlett-Packard Development Company, L.P. Three-dimensional printer
US9421715B2 (en) 2009-10-13 2016-08-23 Blueprinter Aps Three-dimensional printer
US9925721B2 (en) 2010-02-04 2018-03-27 Voxeljet Ag Device for producing three-dimensional models
US9656423B2 (en) 2010-03-31 2017-05-23 Voxeljet Ag Device and method for producing three-dimensional models
US9815243B2 (en) 2010-03-31 2017-11-14 Voxeljet Ag Device for producing three-dimensional models
US9962885B2 (en) 2010-04-14 2018-05-08 Voxeljet Ag Device for producing three-dimensional models
US10639715B2 (en) 2010-04-17 2020-05-05 Voxeljet Ag Method and device for producing three-dimensional models
US9914169B2 (en) 2010-04-17 2018-03-13 Voxeljet Ag Method and device for producing three-dimensional models
US10179365B2 (en) 2010-04-17 2019-01-15 Voxeljet Ag Method and device for producing three-dimensional models
CN102917862A (zh) * 2010-05-12 2013-02-06 电光系统有限责任公司 建造空间改变装置和用建造空间改变装置生产三维物体的设备
WO2011141152A3 (fr) * 2010-05-12 2012-01-05 Eos Gmbh Electro Optical Systems Dispositif de modification d'espace de fabrication et dispositif pour fabriquer un objet tridimensionnel à l'aide dudit dispositif de modification d'espace de fabrication
US8845319B2 (en) 2010-05-12 2014-09-30 Eos Gmbh Electro Optical Systems Means for modifying a building space and device for manufacturing a three-dimensional object having means for modifying a building space
US9770867B2 (en) 2010-12-29 2017-09-26 Voxeljet Ag Method and material system for building models in layers
US11407216B2 (en) 2011-01-05 2022-08-09 Voxeljet Ag Device and method for constructing a layer body
US9649812B2 (en) 2011-01-05 2017-05-16 Voxeljet Ag Device and method for constructing a laminar body comprising at least one position-adjustable body defining the working area
US9242413B2 (en) * 2011-01-05 2016-01-26 Voxeljet Ag Device and method for constructing a laminar body comprising at least one position adjustable body defining the working area
WO2012092912A1 (fr) * 2011-01-05 2012-07-12 Voxeljet Technology Gmbh Dispositif et procédé de construction d'un corps stratifié qui comporte au moins un corps délimitant la zone de construction et dont la position peut être réglée
US10946636B2 (en) 2011-01-05 2021-03-16 Voxeljet Ag Device and method for constructing a layer body
US10513105B2 (en) 2011-01-05 2019-12-24 Voxeljet Ag Device and method for constructing a layer body
US20130234355A1 (en) * 2011-01-05 2013-09-12 Voxeljet Technology Gmbh Device and method for constructing a laminar body comprising at least one position adjustable body defining the working area
US9878494B2 (en) 2011-08-31 2018-01-30 Voxeljet Ag Device for constructing models in layers
US10913204B2 (en) 2011-08-31 2021-02-09 Voxeljet Ag Device for constructing models in layers and methods thereof
US10220567B2 (en) 2012-03-06 2019-03-05 Voxeljet Ag Method and device for producing three-dimensional models
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