JP2010520091A - レーザー焼結によって3次元物体を製造する方法 - Google Patents
レーザー焼結によって3次元物体を製造する方法 Download PDFInfo
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- JP2010520091A JP2010520091A JP2009552136A JP2009552136A JP2010520091A JP 2010520091 A JP2010520091 A JP 2010520091A JP 2009552136 A JP2009552136 A JP 2009552136A JP 2009552136 A JP2009552136 A JP 2009552136A JP 2010520091 A JP2010520091 A JP 2010520091A
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- 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
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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
- B33Y10/00—Processes of additive manufacturing
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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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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Abstract
Description
Claims (10)
- 3次元物体を製造する方法であって、該物体は、各層における該物体に対応する位置において粉末材料を層単位で固化することによって形成され、
塗布された粉末層から放出されるIR放射が局所的に検出され、それによってIR放射画像が取得され、
該方法は、前記塗布された粉末層の欠陥及び/又は幾何学的不規則性が前記IR放射画像に基づいて求められることを特徴とする、方法。 - 前記固化することは、電磁放射又は粒子放射を前記粉末層に当てることによって行われる、請求項1に記載の方法。
- 前記欠陥及び/又は前記幾何学的不規則性は、第2の補正層を塗布することによって、又は前記物体の構築工程中に補正される、請求項1又は2に記載の方法。
- 層を選択的に固化する間又は固化後に、該層の固化された領域の完全性及び正確な位置が評価される、請求項1〜3のいずれか一項に記載の方法。
- 非定常ガスの渦又は流れの存在が、測定された前記IR放射画像に基づいて求められる、請求項1〜4のいずれか一項に記載の方法。
- 新たに塗布された粉末層が、熱放射によって又は別のエネルギー供給によって加工温度に設定される、請求項1〜5のいずれか一項に記載の方法。
- 前記新たに塗布された層の前記IR放射画像が加熱時間中に検出され、不均一性が存在する場合に加熱力が調節される、請求項6に記載の方法。
- 加熱工程は表面放射器によって実施される、請求項6又は7に記載の方法。
- 前記IR放射画像は赤外線カメラによって検出される、請求項1〜8のいずれか一項に記載の方法。
- 合成粉末、特にポリアミド若しくはポリスチレン、又は金属粉末が使用される、請求項1〜9のいずれか一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102007056984.1 | 2007-11-27 | ||
DE102007056984A DE102007056984A1 (de) | 2007-11-27 | 2007-11-27 | Verfahren zum Herstellen eines dreidimensionalen Objekts mittels Lasersintern |
PCT/EP2008/009422 WO2009068165A1 (de) | 2007-11-27 | 2008-11-07 | Verfahren zum herstellen eines dreidimensionalen objekts mittels lasersintern |
Publications (2)
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JP2010520091A true JP2010520091A (ja) | 2010-06-10 |
JP4964307B2 JP4964307B2 (ja) | 2012-06-27 |
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JP2009552136A Expired - Fee Related JP4964307B2 (ja) | 2007-11-27 | 2008-11-07 | レーザー焼結によって3次元物体を製造する方法 |
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US (1) | US8784721B2 (ja) |
EP (1) | EP2125339B1 (ja) |
JP (1) | JP4964307B2 (ja) |
CN (1) | CN101678613B (ja) |
AT (1) | ATE544579T1 (ja) |
BR (1) | BRPI0808120A2 (ja) |
DE (1) | DE102007056984A1 (ja) |
HK (1) | HK1137966A1 (ja) |
RU (1) | RU2424118C2 (ja) |
WO (1) | WO2009068165A1 (ja) |
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RU2424118C2 (ru) | 2011-07-20 |
EP2125339A1 (de) | 2009-12-02 |
CN101678613B (zh) | 2013-01-09 |
EP2125339B1 (de) | 2012-02-08 |
US20090152771A1 (en) | 2009-06-18 |
US8784721B2 (en) | 2014-07-22 |
RU2009136179A (ru) | 2011-04-10 |
DE102007056984A1 (de) | 2009-05-28 |
JP4964307B2 (ja) | 2012-06-27 |
CN101678613A (zh) | 2010-03-24 |
ATE544579T1 (de) | 2012-02-15 |
BRPI0808120A2 (pt) | 2014-06-17 |
WO2009068165A1 (de) | 2009-06-04 |
HK1137966A1 (en) | 2010-08-13 |
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