JP4856908B2 - 粉末焼結造形装置及び粉末焼結造形方法 - Google Patents
粉末焼結造形装置及び粉末焼結造形方法 Download PDFInfo
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- JP4856908B2 JP4856908B2 JP2005202779A JP2005202779A JP4856908B2 JP 4856908 B2 JP4856908 B2 JP 4856908B2 JP 2005202779 A JP2005202779 A JP 2005202779A JP 2005202779 A JP2005202779 A JP 2005202779A JP 4856908 B2 JP4856908 B2 JP 4856908B2
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- 239000003507 refrigerant Substances 0.000 claims description 107
- 238000001816 cooling Methods 0.000 claims description 75
- 239000000463 material Substances 0.000 claims description 63
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 87
- 239000002826 coolant Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
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- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 229920001610 polycaprolactone Polymers 0.000 description 1
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- 239000004626 polylactic acid Substances 0.000 description 1
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- 238000010791 quenching Methods 0.000 description 1
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Classifications
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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
- 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
-
- 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
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
Description
図1は、本発明の実施の形態に係る粉末焼結造形装置の構成を示す斜視図である。
次に、造形部101Bにおける他の第1乃至第8の冷却手段について、図8乃至図10を参照しながら説明する。
次に、図3、図5乃至図7を参照してこの発明の実施の形態である粉末焼結造形方法について説明する。図3は粉末焼結造形方法を示すフローチャート、図5乃至図7は、粉末焼結造形方法を示す工程断面図である。この場合、図1の粉末焼結造形装置を用い、冷媒としてガス状の冷媒を用いるものとする。
2 ミラー(レーザ光出射手段)
3a、3b、4 容器
5a、5b フィードシリンダ
6 パートシリンダ(作業台)
7、7a、7b、7c、7d リコータローラ(薄層形成手段)
8 粉末材料
8a 粉末材料の薄層
8b 焼結した薄層
11、11a、11b、11c、11d 冷媒ガイド
12、12a、12b、12c、12e、12f、12g 冷媒の導入口
14、14a、14b、14c 冷媒の流出口
101A レーザ光出射部
101B 造形部
101C 制御装置
Claims (1)
- 作業台と、
前記作業台の降下手段と、
前記作業台上に粉末材料の薄層を形成する薄層形成手段と、
一層の前記粉末材料の薄層ごとに選択的に加熱して焼結する加熱焼結手段と、
ガス状又は液状の冷媒を流して前記加熱して焼結した薄層を冷却する冷却手段と、
前記作業台を下げて該作業台上に前記粉末材料の薄層を形成させ、一層の該粉末材料の薄層ごとに描画パターンに基づき選択的に加熱して焼結させ、該焼結した一層の薄層ごとに、或いは該焼結した複数の薄層ごとに、前記焼結した薄層の上に新たな粉末材料の薄層を形成する前に、前記焼結した薄層の表面に前記冷却手段からガス状又は液状の冷媒を流して、冷却させる制御手段と
を有し、
前記冷却手段は、さらに、前記作業台に対向する平面を有する冷媒ガイドを有し、
前記冷媒ガイドを前記作業台上に移動させて前記作業台と前記冷媒ガイドの平面との間に前記ガス状の冷媒の流路を形成し、該流路に前記ガス状の冷媒を流すようにしていることを特徴とする粉末焼結造形装置。
Priority Applications (1)
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---|---|---|---|
JP2005202779A JP4856908B2 (ja) | 2005-07-12 | 2005-07-12 | 粉末焼結造形装置及び粉末焼結造形方法 |
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JP2005202779A JP4856908B2 (ja) | 2005-07-12 | 2005-07-12 | 粉末焼結造形装置及び粉末焼結造形方法 |
Related Child Applications (1)
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JP2011192828A Division JP5552100B2 (ja) | 2011-09-05 | 2011-09-05 | 粉末焼結造形方法 |
Publications (2)
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JP2007021747A JP2007021747A (ja) | 2007-02-01 |
JP4856908B2 true JP4856908B2 (ja) | 2012-01-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11471945B2 (en) | 2019-10-18 | 2022-10-18 | Sodick Co., Ltd. | Lamination molding apparatus |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008143106A1 (ja) * | 2007-05-14 | 2008-11-27 | Panasonic Electric Works Co., Ltd. | 三次元形状造形物の製造方法及び製造装置 |
GB0917936D0 (en) * | 2009-10-13 | 2009-11-25 | 3D Printer Aps | Three-dimensional printer |
CN105916661B (zh) | 2014-01-16 | 2019-09-10 | 惠普发展公司,有限责任合伙企业 | 生成三维对象 |
WO2015106816A1 (en) | 2014-01-16 | 2015-07-23 | Hewlett-Packard Development Company, L.P. | Generating a three-dimensional object |
MX393796B (es) | 2014-01-16 | 2025-03-24 | Hewlett Packard Development Co | Generar objetos tridimensionales. |
US10012088B2 (en) | 2014-01-20 | 2018-07-03 | United Technologies Corporation | Additive manufacturing system utilizing an epitaxy process and method of operation |
TWI571379B (zh) * | 2015-03-16 | 2017-02-21 | 研能科技股份有限公司 | 立體成型裝置 |
JP2018528877A (ja) | 2015-07-17 | 2018-10-04 | アプライド マテリアルズ インコーポレイテッドApplied Materials,Incorporated | 冷却剤システムを備えた積層造形 |
EP3210701A4 (en) | 2015-12-25 | 2018-09-26 | Technology Research Association for Future Additive Manufacturing | Three-dimensional laminate molding device, control method of three-dimensional laminate molding device, and control program of three-dimensional laminate molding device |
KR102408607B1 (ko) | 2018-06-01 | 2022-06-14 | 어플라이드 머티어리얼스, 인코포레이티드 | 적층 제조를 위한 에어 나이프 |
JP6748181B2 (ja) * | 2018-12-14 | 2020-08-26 | 株式会社ソディック | 積層造形装置 |
US11413817B2 (en) | 2019-09-26 | 2022-08-16 | Applied Materials, Inc. | Air knife inlet and exhaust for additive manufacturing |
US11400649B2 (en) | 2019-09-26 | 2022-08-02 | Applied Materials, Inc. | Air knife assembly for additive manufacturing |
CN113059195B (zh) * | 2021-06-03 | 2021-08-13 | 西安赛隆金属材料有限责任公司 | 一种粉床铺粉装置及粉床增材制造设备 |
Family Cites Families (2)
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SE521124C2 (sv) * | 2000-04-27 | 2003-09-30 | Arcam Ab | Anordning samt metod för framställande av en tredimensionell produkt |
US6841116B2 (en) * | 2001-10-03 | 2005-01-11 | 3D Systems, Inc. | Selective deposition modeling with curable phase change materials |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11471945B2 (en) | 2019-10-18 | 2022-10-18 | Sodick Co., Ltd. | Lamination molding apparatus |
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