JP7128308B2 - 付加製造における、層別加熱、ライン別加熱、プラズマ加熱、及び複数の供給材料 - Google Patents
付加製造における、層別加熱、ライン別加熱、プラズマ加熱、及び複数の供給材料 Download PDFInfo
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- JP7128308B2 JP7128308B2 JP2021023958A JP2021023958A JP7128308B2 JP 7128308 B2 JP7128308 B2 JP 7128308B2 JP 2021023958 A JP2021023958 A JP 2021023958A JP 2021023958 A JP2021023958 A JP 2021023958A JP 7128308 B2 JP7128308 B2 JP 7128308B2
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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
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0033—Heating devices using lamps
- H05B3/0038—Heating devices using lamps for industrial applications
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- 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
- B22F12/10—Auxiliary heating means
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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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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Ceramic Engineering (AREA)
- Powder Metallurgy (AREA)
- Plasma Technology (AREA)
- Automation & Control Theory (AREA)
- Welding Or Cutting Using Electron Beams (AREA)
- Laser Beam Processing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Description
本願は、米国特許法第119条(e)の下で、2014年7月9日に出願された米国特許出願第62/022,428号、及び2015年6月23日に出願された米国特許出願第62/183,522号に対して、優先権を主張する。
Claims (15)
- 付加製造システムであって、
製造される物体を支持するプラテン表面を有するプラテンと、
前記プラテン上に乾燥粉末の層を分注するために、前記プラテンの上方に配された分注器具であって、
前記乾燥粉末を保持する共通のリザーバ、
前記乾燥粉末を前記共通のリザーバから前記プラテン上へと送達するように構成された複数の開口部であって、第1の軸に沿って広がっている複数の開口部、および
前記複数の開口部を通る前記乾燥粉末のフローを個別に制御するように構成された、複数の個別に制御可能なバルブであって、各バルブが、該バルブの出口を通じて個別に前記乾燥粉末を放出するように構成されている、複数の個別に制御可能なバルブ
を含む、分注器具と、
前記第1の軸に垂直であって前記プラテン表面に平行な第2の軸に沿って、前記分注器具を移動させる駆動システムと、
前記乾燥粉末を溶融させるのに十分な温度まで、前記乾燥粉末の前記層を選択的に加熱するように構成された熱源と、
前記分注器具に、コンピュータ可読媒体内に指定されたパターンで前記乾燥粉末を分注させるように構成されたコントローラと、
を備えた付加製造システム。 - 前記バルブが、空気圧バルブ、微小電気機械システム(MEMS)バルブ、ソレノイドバルブ、および磁気バルブからなる群から選択される、請求項1に記載の付加製造システム。
- 前記複数の開口部が、前記第1の軸に沿って前記プラテンの幅に亘って広がっている、請求項1に記載の付加製造システム。
- 前記熱源は、どのボクセルを溶融するかを制御するために調整され、前記プラテンに亘ってスキャンされるビームを生成するように構成される、請求項1に記載の付加製造システム。
- 前記熱源がレーザーを含み、前記ビームがレーザービームである、請求項4に記載の付加製造システム。
- 駆動システムによって前記プラテン表面に平行に移動可能なローラーであって、前記乾燥粉末の前記層を圧縮するように構成されたローラーをさらに備える、請求項1に記載の付加製造システム。
- 駆動システムによって前記プラテン表面に平行に移動可能に構成されたブレードであって、前記乾燥粉末の前記層を平滑化するように構成されたブレードをさらに備える、請求項1に記載の付加製造システム。
- 真空チャンバを囲むハウジングをさらに備え、前記プラテンおよび前記分注器具は前記真空チャンバ内に配置されている、請求項1に記載の付加製造システム。
- 前記分注器具は第1の分注器具を提供し、前記付加製造システムは、前記プラテン上に第2の粉末を分注するために、前記プラテンの上方に配された第2の分注器具をさらに備える、請求項1に記載の付加製造システム。
- 前記第2の分注器具は、
前記第2の粉末を保持する第2の共通のリザーバと、
前記第2の粉末を前記第2の共通のリザーバから前記プラテン上へと流すための第2の複数の開口部であって、前記第1の軸に沿って広がっている第2の複数の開口部と、
前記第2の複数の開口部を通る前記第2の粉末のフローを個別に制御する、第2の複数の個別に制御可能なバルブと
を含み、
前記第2の分注器具は、該第2の分注器具の前記第2の複数の開口部が、前記第2の軸に沿って前記第1の分注器具の前記複数の開口部から離間されるように、前記第1の分注器具に対して相対配置される、請求項9に記載の付加製造システム。 - 付加製造の方法であって、
プラテンの上方に配された分注器具の複数の開口部であって、第1の軸に沿って広がっている複数の開口部を通じて、共通のリザーバから前記プラテン上へと乾燥粉末を流すことと、
前記第1の軸に垂直であって前記プラテンの表面に平行な第2の軸に沿って、前記分注器具を移動させることと、
前記複数の開口部を通る前記乾燥粉末のフローを個別に制御するため、複数のバルブを個別に制御することであって、各バルブは、コンピュータ可読媒体内に指定されたパターンで前記乾燥粉末の層が前記プラテン上に選択的に分注されるように、該バルブの出口を通じて個別に前記乾燥粉末を放出するように構成されている、複数のバルブを個別に制御することと、
前記乾燥粉末を溶融させるのに十分な温度まで、前記乾燥粉末の前記層を選択的に加熱することと、
を含む方法。 - 前記乾燥粉末の前記層を選択的に加熱することは、ビームを生成することと、前記ビームを前記プラテンに亘ってスキャンすることと、どのボクセルを溶融するかを制御するために前記ビームを調整することとを含む、請求項11に記載の方法。
- 前記ビームがレーザービームである、請求項12に記載の方法。
- ローラーを用いて前記乾燥粉末の前記層を圧縮することと、前記プラテンの前記表面に平行に前記ローラーを移動させることとをさらに含む、請求項11に記載の方法。
- 前記プラテンの前記表面に平行にブレードを移動させることによって、前記乾燥粉末の前記層を平滑化することをさらに含む、請求項11に記載の方法。
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- 2015-07-08 DE DE112015003164.2T patent/DE112015003164T5/de not_active Withdrawn
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JP2017530251A (ja) | 2017-10-12 |
SG11201700024UA (en) | 2017-02-27 |
US20180221949A1 (en) | 2018-08-09 |
TW201609430A (zh) | 2016-03-16 |
CN106536165A (zh) | 2017-03-22 |
TWI779263B (zh) | 2022-10-01 |
US11446740B2 (en) | 2022-09-20 |
WO2016007672A1 (en) | 2016-01-14 |
TWI736522B (zh) | 2021-08-21 |
CN106536165B (zh) | 2020-10-13 |
TW202019713A (zh) | 2020-06-01 |
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US20180221948A1 (en) | 2018-08-09 |
DE112015003164T5 (de) | 2017-04-20 |
US20180065178A1 (en) | 2018-03-08 |
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