JP2012162077A - レーザーシンタリング設備のより良好な不活性化のための装置 - Google Patents
レーザーシンタリング設備のより良好な不活性化のための装置 Download PDFInfo
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- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
-
- 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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
-
- 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
- B22F12/70—Gas flow means
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- 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
- B33Y70/00—Materials specially adapted for additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/007—Treatment of sinter powders
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- 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
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- Y02P10/25—Process efficiency
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- 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
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24612—Composite web or sheet
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Plasma & Fusion (AREA)
- Powder Metallurgy (AREA)
Abstract
【解決手段】この課題は、造形室の不活性化を、密度が空気の密度よりも高い反応不活発ガス又はガス混合物を用いて行うことを特徴とする三次元物品の積層式製造方法により解決された。さらに、本発明の更なる主題は、造形室、及び、前記造形室に続いて、空気よりも密度が高い反応不活発ガス又はガス混合物のための通路を少なくとも含む、三次元物品の積層式製造のための装置、前記方法により製造した三次元物品である。
【選択図】なし
Description
Claims (11)
- 造形室の不活性化を、密度が空気の密度よりも高い反応不活発ガス又はガス混合物を用いて行うことを特徴とする三次元物品の積層式製造方法。
- ガス又はガス混合物として、希ガス又は希ガス化合物を使用することを特徴とする請求項1記載の方法。
- 不活性ガスとして、アルゴン、クリプトン、キセノン、六フッ化キセノン及び/又は二酸化炭素を使用することを特徴とする請求項1又は2記載の方法。
- 更に、使用される粉末状基材を、リザーバータンク中で反応不活発ガス又はガス混合物で不活性化することを特徴とする請求項1から3のいずれか1項記載の方法。
- 前記不活性化を、窒素含有ガス混合物を有するリザーバータンク中で行うことを特徴とする請求項4記載の方法。
- 前記反応不活発ガス又はガス混合物を、この造形室のレベルの温度に温度調節することを特徴とする請求項1から4までのいずれか1項記載の方法。
- 前記造形室の不活性化とは別に、更に、レンズ及びパイロメーターを反応不活発ガス又はガス混合物で洗浄することを特徴とする請求項1から6のいずれか1項記載の方法。
- レンズ及びパイロメーターの洗浄を、空気よりも低い密度を有する不活性ガスを用いて行うことを特徴とする請求項7記載の方法。
- 前記造形室がガス密に構成されていることを特徴とする、請求項1から8までのいずれか1項記載の方法。
- 造形室、及び、前記造形室に続いて、空気よりも密度が高い反応不活発ガス又はガス混合物のための通路を少なくとも含む、三次元物品の積層式製造のための装置。
- 請求項1から9までのいずれか1項記載の方法により製造した三次元物品。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011003610A DE102011003610A1 (de) | 2011-02-03 | 2011-02-03 | Vorrichtung zur besseren Inertisierung von Lasersinteranlagen |
DE102011003610.5 | 2011-02-03 |
Publications (2)
Publication Number | Publication Date |
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JP2012162077A true JP2012162077A (ja) | 2012-08-30 |
JP5930285B2 JP5930285B2 (ja) | 2016-06-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012021145A Active JP5930285B2 (ja) | 2011-02-03 | 2012-02-02 | レーザーシンタリング設備のより良好な不活性化のための装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9144941B2 (ja) |
EP (1) | EP2484512B1 (ja) |
JP (1) | JP5930285B2 (ja) |
CN (1) | CN102672967B (ja) |
DE (1) | DE102011003610A1 (ja) |
ES (1) | ES2426790T3 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2019220901A1 (ja) * | 2018-05-18 | 2019-11-21 | 株式会社Ihi | 三次元造形装置及び三次元造形方法 |
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US20130186558A1 (en) | 2011-09-23 | 2013-07-25 | Stratasys, Inc. | Layer transfusion with heat capacitor belt for additive manufacturing |
US9904223B2 (en) | 2011-09-23 | 2018-02-27 | Stratasys, Inc. | Layer transfusion with transfixing for additive manufacturing |
US8488994B2 (en) | 2011-09-23 | 2013-07-16 | Stratasys, Inc. | Electrophotography-based additive manufacturing system with transfer-medium service loops |
US8879957B2 (en) | 2011-09-23 | 2014-11-04 | Stratasys, Inc. | Electrophotography-based additive manufacturing system with reciprocating operation |
DE102011085154A1 (de) | 2011-10-25 | 2013-04-25 | Evonik Industries Ag | Vorrichtung zur Vermeidung von Ablagerungen an optischen Komponenten im Laser-Sintern |
US9029058B2 (en) | 2013-07-17 | 2015-05-12 | Stratasys, Inc. | Soluble support material for electrophotography-based additive manufacturing |
US9144940B2 (en) | 2013-07-17 | 2015-09-29 | Stratasys, Inc. | Method for printing 3D parts and support structures with electrophotography-based additive manufacturing |
US9023566B2 (en) | 2013-07-17 | 2015-05-05 | Stratasys, Inc. | ABS part material for electrophotography-based additive manufacturing |
US10011071B2 (en) | 2014-03-18 | 2018-07-03 | Evolve Additive Solutions, Inc. | Additive manufacturing using density feedback control |
US10144175B2 (en) | 2014-03-18 | 2018-12-04 | Evolve Additive Solutions, Inc. | Electrophotography-based additive manufacturing with solvent-assisted planarization |
US9643357B2 (en) | 2014-03-18 | 2017-05-09 | Stratasys, Inc. | Electrophotography-based additive manufacturing with powder density detection and utilization |
US9868255B2 (en) | 2014-03-18 | 2018-01-16 | Stratasys, Inc. | Electrophotography-based additive manufacturing with pre-sintering |
US9770869B2 (en) | 2014-03-18 | 2017-09-26 | Stratasys, Inc. | Additive manufacturing with virtual planarization control |
US9919479B2 (en) | 2014-04-01 | 2018-03-20 | Stratasys, Inc. | Registration and overlay error correction of electrophotographically formed elements in an additive manufacturing system |
US9688027B2 (en) | 2014-04-01 | 2017-06-27 | Stratasys, Inc. | Electrophotography-based additive manufacturing with overlay control |
EP2992986B1 (en) * | 2014-09-03 | 2023-06-07 | SLM Solutions Group AG | Apparatus for producing three-dimensional work pieces by additive layer manufacturing method which comprises a drying device |
JP5841650B1 (ja) | 2014-10-20 | 2016-01-13 | 株式会社ソディック | 積層造形装置 |
DE102014222307A1 (de) * | 2014-10-31 | 2016-05-04 | Siemens Aktiengesellschaft | SLM Prozesskammer mit Argonkomplettflutung, Überlauf und Sauerstoffpartialdruckkontrolle |
DE102015115963A1 (de) * | 2015-07-10 | 2017-01-12 | GEFERTEC GmbH | Verfahren und Vorrichtung zur additiven Fertigung eines Formkörpers aus einem metallischen Werkstoffgemisch |
KR101786384B1 (ko) * | 2016-09-07 | 2017-11-15 | 현대자동차주식회사 | 섬유강화 플라스틱 제품 성형 장치 및 방법 |
DE102016219080A1 (de) | 2016-09-30 | 2018-04-05 | Evonik Degussa Gmbh | Polyamidpulver für selektive Sinterverfahren |
EP3501695A1 (de) | 2017-12-22 | 2019-06-26 | Evonik Degussa GmbH | Vorrichtung zur schichtweisen herstellung von dreidimensionalen objekten sowie herstellungsverfahren dazu |
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- 2012-02-02 US US13/364,458 patent/US9144941B2/en active Active
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JPWO2019220901A1 (ja) * | 2018-05-18 | 2021-06-17 | 株式会社Ihi | 三次元造形装置及び三次元造形方法 |
JP7004070B2 (ja) | 2018-05-18 | 2022-01-21 | 株式会社Ihi | 三次元造形装置及び三次元造形方法 |
Also Published As
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CN102672967A (zh) | 2012-09-19 |
EP2484512B1 (de) | 2013-06-26 |
JP5930285B2 (ja) | 2016-06-08 |
US9144941B2 (en) | 2015-09-29 |
ES2426790T3 (es) | 2013-10-25 |
EP2484512A1 (de) | 2012-08-08 |
DE102011003610A1 (de) | 2012-08-09 |
CN102672967B (zh) | 2016-08-03 |
US20120202012A1 (en) | 2012-08-09 |
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