JP2022172280A - 付加製造のための複数材料および印刷パラメータ - Google Patents
付加製造のための複数材料および印刷パラメータ Download PDFInfo
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Abstract
Description
本出願は、その全体が参照により本明細書に明示的に組み込まれている2017年4月28日に出願した「MULTI-MATERIALS AND PRINT PARAMETERS FOR ADDITIVE MANUFACTURING」と題する米国特許出願第15/582,485号の利益を主張するものである。
Claims (38)
- 粉末材料および前記粉末材料とは異なる第2の材料を含むレイヤを堆積させるデポジタであって、前記粉末材料の少なくとも一部は前記第2の材料のないエリアにある、デポジタと、
エネルギービームを発生させるエネルギービーム源と、
複数の場所で前記レイヤを融合させるために前記エネルギービームをあてる偏向器と
を備える、粉末床融合のための装置。 - 前記第2の材料が第2の粉末材料を含む、請求項1に記載の装置。
- 前記デポジタが前記場所のうちの1つの場所で前記粉末材料の第2の部分および前記第2の粉末材料の部分を堆積させるようにさらに構成され、前記偏向器が前記場所のうちの前記1つの場所で前記粉末材料および前記第2の粉末材料をともに融合させるために前記エネルギービームをあてるように構成される、請求項2に記載の装置。
- 前記粉末材料が第1の金属を含み、前記第2の粉末材料が第2の金属を含む、請求項2に記載の装置。
- 前記粉末材料が第1のサイズ分布を有する粉末を含み、前記第2の粉末材料が前記第1のサイズ分布とは異なる第2のサイズ分布を有する粉末を含む、請求項2に記載の装置。
- 前記デポジタが、前記第2の材料の少なくとも一部が、前記粉末材料のない第2のエリアにあるように前記第2の材料を堆積させるようにさらに構成される、請求項1に記載の装置。
- 前記デポジタが、前記粉末材料を前記第2のエリアに堆積させるようにさらに構成され、前記第2のエリアで前記第2の材料の前記一部を堆積させることに先立って、前記デポジタが前記粉末材料を前記第2のエリアから除去する粉末リムーバを含む、請求項6に記載の装置。
- 前記粉末リムーバが前記第2のエリアから前記粉末材料を吸引する真空を含む、請求項7に記載の装置。
- 前記デポジタが前記第2の材料を堆積させる振動子を含む、請求項1に記載の装置。
- 前記デポジタが前記第2の材料を堆積させるブロアーを含む、請求項1に記載の装置。
- 前記デポジタが前記第2の材料を堆積させる可動アームを含む、請求項1に記載の装置。
- 複数のパラメータの第1のサブセットに基づいて粉末材料を含むレイヤを堆積させるデポジタと、
前記パラメータの第2のサブセットに基づいてエネルギービームを発生させるエネルギービーム源と、
前記パラメータの第3のサブセットに基づいて複数の場所で前記レイヤを融合させるために前記エネルギービームをあてる偏向器と、
ある期間の間第1の時間において第1の値を取るように、また前記期間の間において前記第1の値とは異なる第2の値を取るように、前記パラメータのうちの少なくとも1つを設定するコントローラであって、前記期間は粉末の前記レイヤを前記堆積させることを始めたときに開始し、前記場所で前記レイヤを前記融合させることが終わったときに終了する、コントローラと
を備える、粉末床融合のための装置。 - 前記パラメータが走査速度パラメータを含み、前記偏向器が前記場所のうちの第1の場所で第1の走査速度で前記エネルギービームを走査し、前記場所のうちの第2の場所で前記第1の走査速度とは異なる第2の走査速度で前記エネルギービームを走査するように、前記コントローラが前記走査速度パラメータの前記第1および前記第2の値を設定する、請求項12に記載の装置。
- 前記偏向器が、前記場所のうちの前記第1および前記第2の場所を含むエリアで前記粉末材料を融合させるために前記エネルギービームをあてるようにさらに構成され、前記エリアが外側縁部を有し、前記場所のうちの前記第1の場所が前記場所のうちの前記第2の場所よりも前記外側縁部に近く、また前記第1の走査速度は前記第2の走査速度よりも低速である、請求項13に記載の装置。
- 前記デポジタが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるようにさらに構成される、請求項13に記載の装置。
- 前記パラメータが印加ビーム出力パラメータを含み、前記エネルギービーム源が前記期間の間の第1の時間に第1の出力で前記エネルギービームを発生させるように、また前記期間の間の第2の時間に第2の出力で前記エネルギービームを発生させるように、前記コントローラが前記印加ビーム出力パラメータの前記第1および前記第2の値を設定し、前記第1の出力が前記第2の出力とは異なる、請求項12に記載の装置。
- 前記デポジタが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるようにさらに構成される、請求項16に記載の装置。
- 前記偏向器が前記場所のうちの第1の場所で第1の走査速度で前記エネルギービームを走査し、前記場所のうちの第2の場所で前記第1の走査速度とは異なる第2の走査速度で前記エネルギービームを走査するようにさらに構成される、請求項16に記載の装置。
- 前記デポジタが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるようにさらに構成される、請求項18に記載の装置。
- 粉末材料および前記粉末材料とは異なる第2の材料を含むレイヤを堆積させるステップであって、前記粉末材料の少なくとも一部は前記第2の材料のないエリアにある、堆積させるステップと、
エネルギービームを発生させるステップと、
複数の場所で前記レイヤを融合させるために前記エネルギービームをあてるステップと
を含む、粉末床融合のための方法。 - 前記第2の材料が第2の粉末材料を含む、請求項20に記載の方法。
- 前記レイヤを堆積させるステップが、前記場所のうちの1つの場所で前記粉末材料の第2の部分および前記第2の粉末材料の部分を堆積させるステップをさらに含み、前記エネルギービームをあてるステップが前記場所のうちの前記1つの場所で前記粉末材料および第2の粉末材料をともに融合させる、請求項21に記載の方法。
- 前記粉末材料が第1の金属を含み、前記第2の粉末材料が第2の金属を含む、請求項21に記載の方法。
- 前記粉末材料が第1のサイズ分布を有する粉末を含み、前記第2の粉末材料が前記第1のサイズ分布とは異なる第2のサイズ分布を有する粉末を含む、請求項21に記載の方法。
- 前記レイヤを堆積させるステップが、前記第2の材料の少なくとも一部が、前記粉末材料のない第2のエリアにあるように前記第2の材料を堆積させるステップをさらに含む、請求項20に記載の方法。
- 前記レイヤを堆積させる前記ステップが、前記粉末材料を前記第2のエリアに堆積させるステップをさらに含み、前記方法が前記第2のエリアで前記第2の材料の前記一部を堆積させるステップに先立って、前記粉末材料を前記第2のエリアから除去するステップをさらに含む、請求項25に記載の方法。
- 前記粉末材料を除去するステップが、前記第2のエリアから前記粉末材料を吸引するステップを含む、請求項26に記載の方法。
- 前記第2の材料を堆積させるステップが、前記第2の粉末材料を振動させるステップを含む、請求項20に記載の方法。
- 前記第2の材料を堆積させるステップが、前記第2の材料を吹き付けるステップを含む、請求項20に記載の方法。
- 前記第2の材料を堆積させるステップが、前記第2の材料を堆積させるための可動アームを制御するステップを含む、請求項20に記載の方法。
- 複数のパラメータの第1のサブセットに基づいて粉末材料を含むレイヤを堆積させるステップと、
前記パラメータの第2のサブセットに基づいてエネルギービームを発生させるステップと、
前記パラメータの第3のサブセットに基づいて複数の場所で前記レイヤを融合させるために前記エネルギービームをあてるステップと、
ある期間の間第1の時間において第1の値を取るように、また前記期間の間において前記第1の値とは異なる第2の値を取るように、前記パラメータのうちの少なくとも1つを設定するステップであって、前記期間は粉末の前記レイヤを前記堆積させることを始めたときに開始し、前記場所で前記レイヤを前記融合させることが終わったときに終了する、設定するステップと
を含む、粉末床融合のための方法。 - 前記パラメータが走査速度パラメータを含み、前記パラメータのうちの少なくとも1つを設定するステップが、前記エネルギービームをあてるステップが前記場所のうちの第1の場所で第1の走査速度で前記エネルギービームを走査するステップと、前記場所のうちの第2の場所で前記第1の走査速度とは異なる第2の走査速度で前記エネルギービームを走査するステップとを含むように、前記走査速度パラメータの前記第1および前記第2の値を設定するステップを含む、請求項31に記載の方法。
- 前記エネルギービームを走査するステップが、前記場所のうちの前記第1および前記第2の場所を含むエリアで前記粉末材料を融合させるために前記エネルギービームをあてるステップを含み、前記エリアが外側縁部を有し、前記場所のうちの前記第1の場所が前記場所のうちの前記第2の場所よりも前記外側縁部に近く、また前記第1の走査速度は前記第2の走査速度よりも低速である、請求項32に記載の方法。
- 前記レイヤを堆積させるステップが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるステップを含む、請求項32に記載の方法。
- 前記パラメータが印加ビーム出力パラメータを含み、前記パラメータのうちのうち少なくとも1つを設定するステップが、前記エネルギービームを発生させるステップが前記期間の間の第1の時間に第1の出力で前記エネルギービームを発生させるステップと、前記期間の間の第2の時間に第2の出力で前記エネルギービームを発生させるステップとを含むように、前記印加ビーム出力パラメータの前記第1および前記第2の値を設定するステップを含み、前記第1の出力が前記第2の出力とは異なる、請求項31に記載の方法。
- 前記レイヤを堆積させるステップが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるステップを含む、請求項35に記載の方法。
- 前記エネルギービームを導くステップが、前記場所のうちの第1の場所で第1の走査速度で前記エネルギービームを走査するステップと、前記場所のうちの第2の場所で前記第1の走査速度とは異なる第2の走査速度で前記エネルギービームを走査するステップとを含む、請求項35に記載の方法。
- 前記レイヤを堆積させるステップが、前記粉末材料の少なくとも一部が、第2の材料のないエリアにあるように前記粉末材料とは異なる前記第2の材料を堆積させるステップを含む、請求項37に記載の方法。
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Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018201301A1 (de) * | 2018-01-29 | 2019-08-01 | Siemens Aktiengesellschaft | Verfahren zum Herstellen eines Kontaktbauteils sowie Kontaktbauteil, Vakuumschaltröhre und Schaltanlage |
US20210154744A1 (en) * | 2018-04-30 | 2021-05-27 | Applied Materials, Inc. | Build platform and powder transer system for additive manufacturing |
US11885000B2 (en) * | 2018-12-21 | 2024-01-30 | Divergent Technologies, Inc. | In situ thermal treatment for PBF systems |
US11541434B2 (en) | 2019-01-09 | 2023-01-03 | Raytheon Technologies Corporation | Vortex assisted powder removal end effector |
FR3092020B1 (fr) * | 2019-01-28 | 2021-01-08 | Addup | Fabrication additive par modulation de puissance laser |
EP3705205A1 (de) * | 2019-03-04 | 2020-09-09 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur additiven fertigung eines bauelements sowie computerprogramm |
EP3741480A1 (en) * | 2019-05-24 | 2020-11-25 | Siemens Aktiengesellschaft | Powder bed fusion system for a multi-material production of an object |
KR20210051164A (ko) | 2019-10-30 | 2021-05-10 | 주식회사 엘지화학 | 가압 지그 및 이를 이용한 이차전지 제조 방법 |
JP7355620B2 (ja) * | 2019-11-28 | 2023-10-03 | 愛知産業株式会社 | 積層造形物の製造方法 |
CN111036901A (zh) * | 2019-12-10 | 2020-04-21 | 西安航天发动机有限公司 | 一种多材料零件的激光选区熔化成形方法 |
BE1027856B1 (fr) * | 2019-12-13 | 2021-07-13 | Aerosint Sa | Système et méthode de nivellement |
CN114585468A (zh) * | 2020-04-30 | 2022-06-03 | 日立能源瑞士股份公司 | 用于电气装置的增材制造的方法和系统 |
JP2023535255A (ja) * | 2020-06-10 | 2023-08-17 | ダイバージェント テクノロジーズ, インコーポレイテッド | 適応型生産システム |
DE102020003536A1 (de) | 2020-06-13 | 2021-12-16 | Laempe Mössner Sinto Gmbh | Verfahren zum Erzeugen einer 3D-Struktur |
US20210394302A1 (en) * | 2020-06-18 | 2021-12-23 | Sigma Labs, Inc. | Determination and control of cooling rate in an additive manufacturing system |
EP3936260A1 (de) * | 2020-07-06 | 2022-01-12 | Siemens Aktiengesellschaft | Bestrahlungsstrategie für eine additiv hergestellte struktur |
CN112191863B (zh) * | 2020-09-29 | 2022-06-03 | 湖北华程三维科技有限公司 | 一种金属三维打印机的坑槽中间区域清洁机构 |
CN112059186B (zh) * | 2020-11-11 | 2021-01-15 | 中国航发上海商用航空发动机制造有限责任公司 | 带倾斜面的成形件及其成形方法 |
US11958111B2 (en) | 2021-02-22 | 2024-04-16 | General Electric Company | Gaseous ionization detectors for monitoring and controlling energy beams used to additively manufacture three-dimensional objects |
WO2023137490A1 (en) * | 2022-01-14 | 2023-07-20 | Sakuu Corporation | Apparatus and method to remove powder with flexible scraper blade and adjustable side nozzles |
WO2023235758A1 (en) * | 2022-06-01 | 2023-12-07 | Brian Hachtmann | Methods and systems for three-dimensional printing |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5876550A (en) * | 1988-10-05 | 1999-03-02 | Helisys, Inc. | Laminated object manufacturing apparatus and method |
US5387380A (en) * | 1989-12-08 | 1995-02-07 | Massachusetts Institute Of Technology | Three-dimensional printing techniques |
US6209420B1 (en) * | 1994-03-16 | 2001-04-03 | Baker Hughes Incorporated | Method of manufacturing bits, bit components and other articles of manufacture |
US6085122A (en) * | 1997-05-30 | 2000-07-04 | Dtm Corporation | End-of-vector laser power control in a selective laser sintering system |
JP3557926B2 (ja) * | 1998-12-22 | 2004-08-25 | 松下電工株式会社 | 三次元形状造形物の製造方法および金型 |
EP1301177A2 (en) * | 2000-07-10 | 2003-04-16 | Therics, Inc. | Method and materials for controlling migration of binder liquid in a powder |
FR2811922B1 (fr) * | 2000-07-20 | 2003-01-10 | Optoform Sarl Procedes De Prot | Composition de pate chargee de poudre metallique, procede d'obtention de produits metalliques a partir de ladite composition, et produit metallique obtenu selon ledit procede |
JP5230264B2 (ja) * | 2007-05-23 | 2013-07-10 | パナソニック株式会社 | 三次元形状造形物の製造方法 |
GB2459262B (en) * | 2008-04-15 | 2010-09-22 | Rolls Royce Plc | Solid freeform fabricated damper |
US9776282B2 (en) * | 2012-10-08 | 2017-10-03 | Siemens Energy, Inc. | Laser additive manufacture of three-dimensional components containing multiple materials formed as integrated systems |
US20140099476A1 (en) * | 2012-10-08 | 2014-04-10 | Ramesh Subramanian | Additive manufacture of turbine component with multiple materials |
CN105163929B (zh) | 2013-05-03 | 2017-05-10 | 联合工艺公司 | 消除次表面孔隙度的方法 |
AT13536U1 (de) * | 2013-05-07 | 2014-02-15 | Plansee Se | Verfahren zur Herstellung eines Formkörpers und damit herstellbarer Formkörper |
US9415443B2 (en) * | 2013-05-23 | 2016-08-16 | Arcam Ab | Method and apparatus for additive manufacturing |
US9764386B2 (en) * | 2013-08-23 | 2017-09-19 | The United States Of America As Represented By The Administrator Of Nasa | Functionally graded metal-metal composite structures |
US9505057B2 (en) * | 2013-09-06 | 2016-11-29 | Arcam Ab | Powder distribution in additive manufacturing of three-dimensional articles |
CN103480845A (zh) * | 2013-09-18 | 2014-01-01 | 华南理工大学 | 一种3d打印方法及其送粉刷机构 |
US9676032B2 (en) * | 2013-09-20 | 2017-06-13 | Arcam Ab | Method for additive manufacturing |
FR3014339B1 (fr) * | 2013-12-06 | 2016-01-08 | Snecma | Procede de fabrication d'une piece par fusion selective de poudre |
JP2015175013A (ja) * | 2014-03-13 | 2015-10-05 | 日本電子株式会社 | 3次元積層造形装置及び3次元積層造形方法 |
WO2015151834A1 (ja) * | 2014-03-31 | 2015-10-08 | 独立行政法人産業技術総合研究所 | 三次元造形装置 |
CN104001915B (zh) * | 2014-05-22 | 2016-07-27 | 上海电气(集团)总公司 | 一种高能束增材制造大尺寸金属零部件的设备及其控制方法 |
US10195692B2 (en) * | 2014-06-12 | 2019-02-05 | General Electric Company | Parallel direct metal laser melting |
EP3325192A4 (en) * | 2015-07-18 | 2019-05-08 | Vulcanforms Inc. | FUSION ADDITIVE MANUFACTURING OF SPATIALLY CONTROLLED MATERIAL |
US20170252819A1 (en) * | 2016-03-03 | 2017-09-07 | Desktop Metal, Inc. | Build surfaces for semi-solid metallic additive fabrication |
CN106270512A (zh) * | 2016-09-01 | 2017-01-04 | 中国地质大学(武汉) | 3d打印金属复杂结构的支撑浆料、金属浆料及打印方法 |
BE1024613B1 (fr) * | 2016-09-29 | 2018-05-02 | Aerosint Sa | Dispositif et méthode pour créer une structure de particules |
CN106541135B (zh) * | 2016-10-28 | 2018-05-18 | 武汉科技大学 | 一种颗粒规律分布的金属基复合材料的加工装置及方法 |
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EP3708280A1 (en) | 2020-09-16 |
CN115351303A (zh) | 2022-11-18 |
CN108788145A (zh) | 2018-11-13 |
US20180311769A1 (en) | 2018-11-01 |
EP3615246A1 (en) | 2020-03-04 |
CN210059803U (zh) | 2020-02-14 |
KR102458119B1 (ko) | 2022-10-21 |
CN108788145B (zh) | 2022-08-30 |
KR20190136091A (ko) | 2019-12-09 |
WO2018200192A1 (en) | 2018-11-01 |
JP2020518721A (ja) | 2020-06-25 |
JP7193473B2 (ja) | 2022-12-20 |
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