WO2019068692A1 - Dispositif pour former des corps en volume - Google Patents

Dispositif pour former des corps en volume Download PDF

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Publication number
WO2019068692A1
WO2019068692A1 PCT/EP2018/076754 EP2018076754W WO2019068692A1 WO 2019068692 A1 WO2019068692 A1 WO 2019068692A1 EP 2018076754 W EP2018076754 W EP 2018076754W WO 2019068692 A1 WO2019068692 A1 WO 2019068692A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
application
heating
cooling
volume
Prior art date
Application number
PCT/EP2018/076754
Other languages
German (de)
English (en)
Inventor
Thomas Bettermann
Original Assignee
Homag Bohrsysteme 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 Homag Bohrsysteme Gmbh filed Critical Homag Bohrsysteme Gmbh
Publication of WO2019068692A1 publication Critical patent/WO2019068692A1/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
    • B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
    • 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
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/236—Driving means for motion in a direction within the plane of a layer
    • 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
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/227—Driving means
    • B29C64/241—Driving means for rotary motion
    • 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
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/295—Heating elements
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/045—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames
    • B29C2035/046—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using gas or flames dried air
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
    • B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
    • B29C2035/0855—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using microwave
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1658—Cooling using gas
    • B29C2035/1666—Cooling using gas dried air
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • 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
    • B33Y10/00—Processes of additive manufacturing
    • 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

Definitions

  • the present invention relates to a device for forming solid bodies, in particular of or for elements in the field of furniture or component industry.
  • WO 2013/180609 A1 is known, which relates to a method and an apparatus for layering an article.
  • the layered formation of bodies falls within the range of generative methods and can be assigned to the so-called 3D printing.
  • melt layer method FDM or FFF method
  • FDM or FFF method this is about a plastic to be processed melted and layered on a carrier or already formed layer of plastic.
  • the heat of the material to be applied may not be sufficient to sufficiently heat the already applied layer.
  • the material to be applied does not or not sufficiently bond with the applied layer, and it may lead to delamination or at least to instability of the component to be produced.
  • the controller of the 3D printer usually does not notice such deformation.
  • a next layer to be applied over is thus applied at a greater distance from the underlying, deformed layer. This leads to a sagging of this new layer and thus to an even worse control of the geometry of the component to be created. This effect can be further enhanced with further layers being applied.
  • the present invention provides a device according to claim 1. Further preferred embodiments are given in the dependent claims.
  • the invention is based on the idea that the above-described challenges in the prior art are primarily due to the fact that an applied layer to which a new layer is to be applied, or an applied layer to which a new layer has previously been applied, has a temperature that is not tampered with, even if that temperature is too low or too high.
  • the present invention takes advantage of this finding and provides a device for forming solid bodies having a cooling unit and a heating unit, wherein the active site of the cooling unit and / or the effective point of the heating unit is variable around the applicator unit.
  • the device for the formation of solids, in particular pieces of furniture, by additive material application thereby: A carrier on which the volume body is formed, a application unit to build up the volume body on the support by additive Application of material, wherein the material is in particular partially formed of wood material, such as wood foam, wood flour, sawdust or the like, a metallic or mineral paste, or plastic, a cooling unit for cooling a portion of the volume body and a heating unit for heating a portion of the volume body.
  • wood material such as wood foam, wood flour, sawdust or the like, a metallic or mineral paste, or plastic
  • the heating device is set up and / or arranged to heat a portion of the volume on which a material application is to take place by the application unit.
  • the cooling device should be set up and / or arranged to cool a section of the volume on which a material application has been applied by the application unit.
  • an area on the volume body around the application unit can be heated or cooled as required.
  • the "application unit” in the context of this application is directed to any unit or device with which an additive method for forming solids can be carried out.
  • solid is to be understood as a structural body whose dimensions extend beyond a coating consisting of a liquid or solid coating material or a printed surface, in particular, the volume body should have a thickness of at least 500 ⁇ .
  • the additive material for forming volumetric bodies is lignin-containing material such as wood material, in particular wood foam, wood flour,
  • the additive material may be metal pastes or foams, plastic pastes or foams, pasty material or electrically conductive materials such as copper paste or an electrically conductive plastic or electrically conductive biomaterials and bio-plastics.
  • Another alternative is a carbon fiber-containing material.
  • thermoplastic, thermosetting or elastomeric plastics can be used.
  • the present invention is not limited to the use of a particular type of material.
  • the formation of a solid can be done in sections with different materials or the materials are mixed before their order.
  • the effective range of the cooling unit and / or the effective range of the heating unit is / are adjustable around the application unit.
  • the respective effective range can be tracked according to the movement of the application unit.
  • the cooling unit is preferably designed to cool a region of the volume body to which the application unit has previously applied material, or the heating unit is designed to heat a region of the volume body to which the application unit subsequently applies material.
  • the cooling unit is preferably designed to cool a region of the volume body to which the application unit has previously applied material
  • the heating unit is designed to heat a region of the volume body to which the application unit subsequently applies material.
  • the cooling unit or the heating unit is arranged concentrically around the application unit so as to variably cool or heat an area around the application unit.
  • a concentric Arrangement of cooling unit or heating unit can allow a simpler structure of the device.
  • the cooling unit or the heating unit may have a plurality of elements for cooling or heating arranged around the application unit, each of which is configured to provide a cooling function or a heating function individually. In this case, there need be no moving parts relative to the application unit. This makes possible a low-maintenance device which nevertheless, according to the invention, heats or cools individual desired regions of the volume body.
  • the cooling unit or heating unit may be rotatably disposed around the application unit so as to be capable of variably cooling or heating an area on the volume around the application unit.
  • the cooling unit may be an eddy current tube capable of cooling the bulk body by a cooled airflow.
  • an eddy current tube here has the advantage that no further cooling unit with heat exchanger or compressor must be used, and that the air flow thus generated can reach a temperature of -40 ° C, which can be achieved with other cooling units only with much greater effort.
  • the heating unit may preferably comprise at least one heating element capable of passing through the solid Heat radiation to heat.
  • the use of heat radiation primarily does not generate any air flow, so that, especially with filigree solids, no deformation can take place as a result.
  • the heating of the volume by means of microwaves is possible in this context.
  • the heating unit may comprise at least one hot air nozzle which is capable of heating the volume body by a heated air flow.
  • a hot air nozzle can thus enable convective heat transfer, which tends to allow greater heat transfer compared to thermal radiation.
  • the device further comprises a feed device, which is connected to the application unit for supplying the material to the application unit, wherein the feed device has an extruder, and / or a particular heatable hose.
  • the use of a feed device has the advantage that the application unit can be continuously supplied with material, whereby an additive material application without interruption is possible.
  • the provision of an extruder has the advantage that the material can be applied uniformly with defined properties and without interruption, which is particularly advantageous for the formation of complex geometries.
  • the tube also opens up the possibility of forming the feeder heatable. This in turn has the advantage that the Consistency of the material to the additive structure of the solid can be set very defined.
  • the application unit is connected to the extruder via the particular heatable hose. This opens up the possibility of arranging the extruder separately from the application unit. This can ensure that the application unit can be flexibly aligned without having to carry the extruder. Thus, on the one hand, despite the use of the extruder, a compact application unit can be realized. On the other hand, the orientation of the application unit is not affected by the possibly heavy extruder.
  • the application unit has one or more nozzles.
  • the nozzle communicates with the feeder.
  • the nozzle may communicate with the hose or form the end of the extruder. If there are several nozzles, this allows the additive material application of different materials, without having to change the tooling of the device.
  • a device possibly metallic structures such as tracks or fittings can be constructed, which are then embedded successively in the solid.
  • Each nozzle may have its own feeding device (i.e., corresponding hoses, extruders, storage devices, screw conveyors, etc.) as needed.
  • a support structure on which the solid is constructed is detachably arranged on the support so that it can be exchanged or exchanged into the device.
  • the apparatus preferably additionally has at least one thermal sensor configured to detect the temperature of a portion of the solid on which a material application has previously taken place and / or which is configured to detect the temperature of a portion of the solid, hereinafter referred to a material order will take place.
  • the thermal sensor may be a thermal imaging camera and / or an infrared temperature sensor.
  • the present invention provides a method of forming bulk solids by additive material deposition, comprising: applying additive material to build a bulk body; Cooling a first portion of the bulk body locally in the area of a current material application site; and / or heating a second portion of the bulk body locally in the area of the current material application site.
  • This method preferably uses a device as previously shown.
  • the first portion of the volume to be coated next or the portion of the volume just coated is more preferably, the first portion of the volume to be coated next or the portion of the volume just coated.
  • Fig. 1 shows a plan view of a first embodiment of the device for forming solid bodies according to the present invention.
  • Fig. 2 shows a cross-sectional view of the first embodiment of the device for forming solid bodies according to the present invention.
  • Fig. 3 is a perspective view of the apparatus of the first embodiment for illustrating an application process on a support.
  • Fig. 4 shows the device shown in Fig. 3 from a lower side.
  • Fig. 5 shows a plan view of a second embodiment of the device for forming solid bodies according to the present invention.
  • Fig. 6 shows a side view of the second
  • Embodiment of the device for forming solids according to the present invention Embodiment of the device for forming solids according to the present invention.
  • FIGS. 3 and 4 illustrate a schematic plan view and side view of a first embodiment of a device 1 according to the invention for forming solid bodies 100.
  • FIGS. 3 and 4 illustrate a schematic plan view and side view of a first embodiment of a device 1 according to the invention for forming solid bodies 100.
  • the device 1 has a carrier 12, on which the volume body 100 is to be constructed. According to the invention Solid body 100 thereby gradually built up by additive material application.
  • a application unit 13 is provided, which is suitable for applying a defined amount of material at a defined position on the support 12 or the solid 100.
  • annular heating unit 15 which is segmented, is arranged around the application unit 13.
  • Segmented in the sense of the present description means that the heating unit has individual segments which can individually provide heating.
  • this heating unit 15 makes it possible for a selectable region of this heating unit 15 to emit heat radiation to an underlying solid 100, which thus can preferably be preheated locally.
  • Such heating is illustrated in FIG. 2 by arrows shown between the heating unit 15 and the solid 100.
  • a second concentric arrangement around the application unit 13 is a cooling unit 14.
  • the heating unit 15 may be arranged around the cooling unit 14 or vice versa.
  • the cooling unit 14 is designed in this first embodiment as a plurality of nozzles, the individually cooled air approximately from a cooling unit relates (not shown) and delivers to the underlying solid 100. Such cooling is illustrated in FIG. 2 by arrows shown between the cooling unit 14 and the solid 100.
  • the provision of a rotatable perforated panel on the underside of the heating unit 15 and the cooling unit 14 is also possible. This can be rotatably mounted, allowing escape of hot or cold airflow at a particular position of the heating unit 15 or the cooling unit 14.
  • FIGS. 1 and 2 further show the schematic forming of the volume body 100.
  • On this applied layer now applied material is applied by the application unit 13. After cooling, whether by means of a cooling unit or without, this previously applied material has now also become part of the volume body. This can be seen on the right side of these drawings, that is on the side on which the cooling unit 14 is activated by the application unit 13.
  • This device 1 according to the invention in its first embodiment can now selectively preheat a region of the volume body 100 with the heating unit 15, on which a material application is to take place.
  • the technical effect is achieved that a compound of already applied layer and applied material can be improved.
  • the exact area to be heated can be set via the various segments of the heating unit 15.
  • another portion of the bulk body 100 may be cooled with the cooling unit 14.
  • the technical effect is achieved that a cooling of a previously applied layer is made possible or accelerated.
  • the exact area to be cooled can be set via the various segments of the heating unit 15.
  • the application unit 13 moves relative to the bulk body 100, thereby further applying a molten material.
  • a variable cooling or heat output in this case a desired degree of cooling or heating can be adjusted.
  • the device 1 may additionally have thermal sensors.
  • the thermal sensors are preferably arranged such that the temperature of the volume body 100 can be measured locally at which a new layer is to be applied and / or that the temperature of the volume body 100 at which a new layer is applied can be measured locally.
  • an actual state of the temperature of the volume body 100 can be detected and adjusted against a desired state, which makes it possible to adjust the local temperature of the volume body 100 accordingly.
  • Temperature manipulation of the volume 100 thus critical temperatures can be detected and reported to a user.
  • An embodiment of a thermal sensor is about a thermal imaging camera, with an infrared temperature sensor is conceivable, which can detect especially punctual temperatures.
  • Fig. 1 or 2 is a coating of a layer which is not on a straight line.
  • the heating or cooling areas of the heating and cooling units 15 and 14 can be selected so that an area is to be applied to the material or was applied to the straight material is manipulated in its temperature.
  • the carrier 12 may have its own heating, which is arranged approximately below the surface of the carrier 12. It is also possible to dispense with such a heater, in particular if the heating unit 15 also preheats a region of the carrier to which a layer is to be applied.
  • the application unit 13 is shown in FIGS. 1 and 2 only schematically.
  • This application unit 13 may include a nozzle that applies the material and a feeder that supplies the material to the nozzle.
  • the feeder can a
  • the feed device is in communication with the application unit 13, which may for example be designed as a shaping opening directly on the extruder or as a nozzle.
  • the application unit 13 via a suitable hose
  • the feeding device may be connected to the feeder.
  • the feeding device On the other side of the application unit in the conveying direction, the feeding device may be in communication with a main storage, not shown, which holds the material to be applied or the corresponding raw material in an appropriate amount.
  • main storage In the main memory can also be a preparation of the material for the construction of the volume body 100 done. This can be done for example by tempering or the addition of other components, binders or additives.
  • 5 and 6 represent a schematic plan view and side view, respectively, of a second embodiment of a device 1 ' according to the invention for forming solid bodies 100.
  • the cooling unit 14 ⁇ and the heating unit 15 ⁇ are not concentric and segmented.
  • the cooling unit 14 ⁇ and the heating unit 15 ⁇ are rotatably arranged around the application unit 13 ⁇ . This mobility is illustrated in Fig. 3 by arrows.
  • an eddy current tube is used as a cooling unit 14 ⁇ , which is arranged rotatable about the application unit 13 ⁇ .
  • Eddy current tubes are also known as Ranque-Hilsch vortex tubes, use compressed air and require no other mechanical or electrical components. Thus, the complexity of the device 1 ⁇ can be reduced, although the air flow to be generated can reach temperatures of about -40 ° C. Thus, a quick cooling is possible.
  • the eddy current tube can either have a supply line to be used with compressed air or its own compressor, which generates the required compressed air.
  • At least one hot air nozzle can be used in this second embodiment. Also, this is rotatable about the application unit 13 ⁇ arranged and can be operated for example with electric current.

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

Abstract

L'invention concerne un dispositif (1, 1') et un procédé pour former des corps en volume (100), en particulier des pièces de meuble, par application additive de matière. Le dispositif comprend notamment un support (12, 12') sur lequel est formé le corps en volume (100), une unité d'application (13, 13') pour fabriquer le corps en volume sur le support par application additive de matière, ainsi qu'une unité de refroidissement (14, 14') et une unité de chauffage (15, 15').
PCT/EP2018/076754 2017-10-04 2018-10-02 Dispositif pour former des corps en volume WO2019068692A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017122944.2 2017-10-04
DE102017122944.2A DE102017122944A1 (de) 2017-10-04 2017-10-04 Vorrichtung zur Ausbildung von Volumenkörpern

Publications (1)

Publication Number Publication Date
WO2019068692A1 true WO2019068692A1 (fr) 2019-04-11

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ID=63794468

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/076754 WO2019068692A1 (fr) 2017-10-04 2018-10-02 Dispositif pour former des corps en volume

Country Status (2)

Country Link
DE (1) DE102017122944A1 (fr)
WO (1) WO2019068692A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013180609A1 (fr) 2012-05-30 2013-12-05 L3F Sweden Ab Procédé et dispositif de formation d'un objet couche par couche
CN103552240A (zh) * 2013-10-11 2014-02-05 北京凡元兴科技有限公司 一种3d打印机的冷却装置
EP3106290A1 (fr) * 2015-06-18 2016-12-21 Siemens Aktiengesellschaft Procédé et dispositif d'application d'une matière, dispositif de commande, tête d'impression 3d, imprimante 3d, machine-outil
WO2017008789A1 (fr) * 2015-07-15 2017-01-19 Apium Additive Technologies Gmbh Dispositif d'impression 3d

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012215749A1 (de) * 2012-09-05 2014-03-06 Robert Bosch Gmbh Verfahren und Vorrichtung zur Herstellung dreidimensionaler Objekte mit freitragenden und/oder überhängenden Teilen
US9676159B2 (en) * 2014-05-09 2017-06-13 Nike, Inc. Method for forming three-dimensional structures with different material portions
CN107000317B (zh) * 2014-12-01 2018-08-24 沙特基础工业全球技术有限公司 用于增材制造的快速喷嘴冷却
US20160207263A1 (en) * 2015-01-16 2016-07-21 Mark Christopher Gordon Targeted cooling in a 3d printing system
US9514397B2 (en) * 2015-03-23 2016-12-06 Intel Corporation Printer monitoring

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013180609A1 (fr) 2012-05-30 2013-12-05 L3F Sweden Ab Procédé et dispositif de formation d'un objet couche par couche
CN103552240A (zh) * 2013-10-11 2014-02-05 北京凡元兴科技有限公司 一种3d打印机的冷却装置
EP3106290A1 (fr) * 2015-06-18 2016-12-21 Siemens Aktiengesellschaft Procédé et dispositif d'application d'une matière, dispositif de commande, tête d'impression 3d, imprimante 3d, machine-outil
WO2017008789A1 (fr) * 2015-07-15 2017-01-19 Apium Additive Technologies Gmbh Dispositif d'impression 3d

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Publication number Publication date
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