JP6928715B2 - 付加製造の温度 - Google Patents
付加製造の温度 Download PDFInfo
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- JP6928715B2 JP6928715B2 JP2020507667A JP2020507667A JP6928715B2 JP 6928715 B2 JP6928715 B2 JP 6928715B2 JP 2020507667 A JP2020507667 A JP 2020507667A JP 2020507667 A JP2020507667 A JP 2020507667A JP 6928715 B2 JP6928715 B2 JP 6928715B2
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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
- B29C64/165—Processes of additive manufacturing using a combination of solid and fluid materials, e.g. a powder selectively bound by a liquid binder, catalyst, inhibitor or energy absorber
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- 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
- B29C64/40—Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
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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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00976—Arrangements for regulating environment, e.g. removing static electricity
- H04N1/00978—Temperature control
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Environmental & Geological Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Producing Shaped Articles From Materials (AREA)
- Powder Metallurgy (AREA)
Description
Claims (15)
- 付加製造装置を作動させるための方法であって:
構築材料の層を形成し;
形成された構築材料の層の上に融合剤を選択的に適用し;
熱エネルギー源を用いて構築材料および融合剤に融合エネルギーを適用して、選択的に適用された融合剤の個所において、3次元オブジェクトのオブジェクト層を形成し、および犠牲オブジェクトの犠牲層を形成し;
犠牲層の熱的温度を検出し;
検出された犠牲層の熱的温度を目標温度と比較し;そして
比較された温度に基づいて熱エネルギー源の電力レベルを調節することを含む、方法。 - 3次元オブジェクトは構築表面の構築領域に形成され、そして犠牲オブジェクトは構築領域の外側の熱的境界領域に形成される、請求項1に記載の方法。
- 前に配置された層の上に構築材料の第2の層を配置し、そしてその上に融合剤を選択的に適用し;
熱エネルギー源の調節された電力レベルで第2の層に融合エネルギーを適用して、犠牲オブジェクトの第2の犠牲層および3次元オブジェクトの第2の層を形成し;
第2の犠牲層の熱的温度を検出し;
検出された第2の犠牲層の熱的温度を目標温度と比較し;そして
比較された温度に基づいて熱エネルギー源の電力レベルを調節することを含む、請求項1または請求項2に記載の方法。 - 後続する犠牲層の各々にわたり、犠牲オブジェクトは構築表面上で一定の寸法および位置を有している、請求項3に記載の方法。
- 熱的温度はサーマルカメラで検出され、そして犠牲オブジェクトはサーマルカメラの少なくとも1カメラ画素によって検出される寸法である、請求項1〜4の何れか一項に記載の方法。
- 犠牲オブジェクトの犠牲層は、3次元オブジェクトを形成する構築層の各々と共に形成される、請求項3に記載の方法。
- 付加製造装置を作動させるための方法であって:
構築表面上に構築層を形成し、構築層は、構築材料の層に融合剤を選択的に適用し、熱エネルギー源を用いて構築材料および融合剤に融合エネルギーを適用することによって形成され、構築層は犠牲オブジェクトの犠牲層および3次元構築オブジェクトのオブジェクト層を含み;
犠牲層の熱的温度を検出し;
検出された犠牲層の熱的温度を目標温度と比較し;そして
比較された温度に基づいて熱エネルギー源の電力レベルを調節することを含む、方法。 - 構築層の形成に先立って、犠牲オブジェクトの第1の犠牲層を構築表面上に形成することを含む、請求項7に記載の方法。
- 犠牲オブジェクトの犠牲層を、3次元構築オブジェクトのオブジェクト層を含む構築層の各々の内部に形成することを含む、請求項8に記載の方法。
- 3次元モデルのデータに基づいて3次元構築オブジェクトを形成し、そして付加製造装置によって生成されたデータに基づいて犠牲オブジェクトを形成することを含む、請求項7〜9の何れか一項に記載の方法。
- 付加製造システムであって:
構築表面上に構築材料の層を分配および拡延するためのスプレッダーと、融合剤を構築材料の層の上に選択的に分配するためのプリントヘッドとを含む分配アセンブリ;
構築材料および融合剤を加熱および融合させて、3次元オブジェクトのオブジェクト層および犠牲オブジェクトの犠牲層を構築表面上に形成する、熱エネルギー源;
犠牲層の熱的温度を測定する熱センサー、犠牲層はカメラ画素によって測定可能な表面寸法を有している;および
測定された熱的温度を目標温度と比較するコントローラ、このコントローラは比較された温度に基づいて熱エネルギー源の電力レベルを調節する、を含むシステム。 - コントローラはプリントヘッドを制御して、犠牲オブジェクトを構築表面上の所定の位置に所定の寸法で配置する、請求項11に記載のシステム。
- 熱センサーは赤外線カメラである、請求項11または請求項12に記載のシステム。
- コントローラは比例−積分−微分コントローラである、請求項11〜13の何れか一項に記載のシステム。
- 熱センサーは構築表面の上方に配置されている、請求項11〜14の何れか一項に記載のシステム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/US2017/055105 WO2019070250A1 (en) | 2017-10-04 | 2017-10-04 | ADDITIVE MANUFACTURING TEMPERATURE |
Publications (2)
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JP2020529941A JP2020529941A (ja) | 2020-10-15 |
JP6928715B2 true JP6928715B2 (ja) | 2021-09-01 |
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JP2020507667A Active JP6928715B2 (ja) | 2017-10-04 | 2017-10-04 | 付加製造の温度 |
Country Status (7)
Country | Link |
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US (1) | US11738507B2 (ja) |
EP (1) | EP3668702B1 (ja) |
JP (1) | JP6928715B2 (ja) |
KR (1) | KR102459501B1 (ja) |
CN (1) | CN111107974B (ja) |
BR (1) | BR112020003863B1 (ja) |
WO (1) | WO2019070250A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115319115A (zh) | 2017-08-01 | 2022-11-11 | 西格马实验室公司 | 用于在增材制造操作期间测量辐射热能的系统和方法 |
US11517984B2 (en) | 2017-11-07 | 2022-12-06 | Sigma Labs, Inc. | Methods and systems for quality inference and control for additive manufacturing processes |
DE102018127695A1 (de) | 2017-11-07 | 2019-05-09 | Sigma Labs, Inc. | Korrektur von nicht-bildgebenden thermischen Messvorrichtungen |
CN112004635B (zh) | 2018-02-21 | 2022-04-05 | 西格马实验室公司 | 用于增材制造的系统和方法 |
WO2019231431A1 (en) * | 2018-05-29 | 2019-12-05 | Hewlett-Packard Development Company, L.P. | Fusing three dimensional (3d) parts |
US11504914B2 (en) | 2018-06-04 | 2022-11-22 | Hewlett-Packard Development Company, L.P. | Thermal characteristic control in a build material |
GB2606141B (en) * | 2021-04-22 | 2023-10-25 | Stratasys Powder Production Ltd | Improved method, controller and apparatus for determining the onset of melting of a material |
JP2022188817A (ja) * | 2021-06-10 | 2022-12-22 | 株式会社日立製作所 | 積層造形物の製造方法及び積層造形装置 |
GB2610619A (en) * | 2021-09-13 | 2023-03-15 | Stratasys Powder Production Ltd | Method for calibrating heat sources in an apparatus for the manufacture of 3D objects |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
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US5427733A (en) | 1993-10-20 | 1995-06-27 | United Technologies Corporation | Method for performing temperature-controlled laser sintering |
JP2001334583A (ja) * | 2000-05-25 | 2001-12-04 | Minolta Co Ltd | 三次元造形装置 |
US6815636B2 (en) | 2003-04-09 | 2004-11-09 | 3D Systems, Inc. | Sintering using thermal image feedback |
US9172829B2 (en) | 2012-07-31 | 2015-10-27 | Makerbot Industries, Llc | Three-dimensional printer with laser line scanner |
EP2917797B1 (en) | 2012-11-08 | 2021-06-30 | DDM Systems, Inc. | Systems and methods for additive manufacturing and repair of metal components |
JP2015112846A (ja) * | 2013-12-13 | 2015-06-22 | セイコーエプソン株式会社 | 三次元造形物製造装置、三次元造形物の製造方法および三次元造形物 |
CN105939837B (zh) | 2014-01-16 | 2019-05-10 | 惠普发展公司,有限责任合伙企业 | 对用于增材制造系统的切片数据进行处理 |
JP6496406B2 (ja) * | 2014-10-03 | 2019-04-03 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 表面の加熱制御 |
EP3212383A4 (en) | 2014-10-29 | 2017-11-08 | Hewlett-Packard Development Company, L.P. | Three-dimensional (3d) printing method |
US20170341183A1 (en) | 2014-12-12 | 2017-11-30 | Velo3D, Inc. | Control Systems for Three-Dimensional Printing |
JP6466585B2 (ja) | 2015-01-30 | 2019-02-06 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 3次元オブジェクトの作製 |
WO2016195665A1 (en) * | 2015-06-02 | 2016-12-08 | Hewlett-Packard Development Company, L.P. | Sacrificial objects based on a temperature threshold |
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2017
- 2017-10-04 US US16/608,882 patent/US11738507B2/en active Active
- 2017-10-04 BR BR112020003863-6A patent/BR112020003863B1/pt active IP Right Grant
- 2017-10-04 JP JP2020507667A patent/JP6928715B2/ja active Active
- 2017-10-04 EP EP17928055.7A patent/EP3668702B1/en active Active
- 2017-10-04 WO PCT/US2017/055105 patent/WO2019070250A1/en unknown
- 2017-10-04 KR KR1020207004432A patent/KR102459501B1/ko active IP Right Grant
- 2017-10-04 CN CN201780095069.9A patent/CN111107974B/zh active Active
Also Published As
Publication number | Publication date |
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WO2019070250A1 (en) | 2019-04-11 |
BR112020003863B1 (pt) | 2022-12-13 |
CN111107974A (zh) | 2020-05-05 |
EP3668702B1 (en) | 2022-12-21 |
EP3668702A1 (en) | 2020-06-24 |
KR20200029018A (ko) | 2020-03-17 |
JP2020529941A (ja) | 2020-10-15 |
BR112020003863A2 (pt) | 2020-09-08 |
EP3668702A4 (en) | 2021-03-17 |
CN111107974B (zh) | 2022-03-04 |
US11738507B2 (en) | 2023-08-29 |
KR102459501B1 (ko) | 2022-10-27 |
US20200230877A1 (en) | 2020-07-23 |
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