JP6235311B2 - 三次元造形ヘッド、及び三次元造形装置 - Google Patents
三次元造形ヘッド、及び三次元造形装置 Download PDFInfo
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- JP6235311B2 JP6235311B2 JP2013237239A JP2013237239A JP6235311B2 JP 6235311 B2 JP6235311 B2 JP 6235311B2 JP 2013237239 A JP2013237239 A JP 2013237239A JP 2013237239 A JP2013237239 A JP 2013237239A JP 6235311 B2 JP6235311 B2 JP 6235311B2
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- dimensional modeling
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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
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
-
- 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
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
-
- 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
- B29C64/209—Heads; Nozzles
-
- 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
- B29C64/264—Arrangements for irradiation
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
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Description
図1は、三次元造形装置10の一例を示す図である。
なお、上記実施の形態では、発光部34と筒状部材36は、集光位置Oを原点とした第2方向D2と第1方向D1との成す角度βが、0°より大きくなるように配置されている場合を説明した。
上記実施の形態では、密閉空間32の形状が、回転楕円体形状である場合を説明した。しかし、上述したように、密閉空間32の形状は、発光部34から出射した光の少なくとも一部を集光位置Oに集光させる程度の湾曲率を有する壁面33を有する形状であればよく、回転楕円体状に限定されない。
本実施の形態では、発光部34が光ファイバに接続されている。
18、18A、18B 熱可塑性樹脂
20、21A、21B、21C 三次元造形ヘッド
30 断熱部材
32 密閉空間
33 壁面
34 発光部
36 筒状部材
38 吸光部材
Claims (15)
- 光を反射する湾曲した壁面を有する密閉空間を内部に備えた断熱部材と、
前記密閉空間内に設けられ、光を出射可能な発光部と、
前記密閉空間を介して前記断熱部材を貫通するように配置され、熱可塑性樹脂を射出可能な筒状部材と、
前記密閉空間内において前記筒状部材の少なくとも一部に接して設けられると共に、前記壁面で反射された光を少なくとも吸収する吸光部材と、
を備えた三次元造形ヘッド。 - 前記吸光部材は、
前記密閉空間内において前記筒状部材の少なくとも一部に接して設けられると共に、前記密閉空間内における前記発光部から出射した光の少なくとも一部が前記壁面で反射して集光する集光位置を含む領域に設けられた、
請求項1に記載の三次元造形ヘッド。 - 前記密閉空間は、湾曲辺を有する平面図形を、該平面図形と交差する直線を回転軸として回転させた回転体状である、請求項1または請求項2に記載の三次元造形ヘッド。
- 前記密閉空間は、回転楕円体状である、請求項1または請求項2に記載の三次元造形ヘッド。
- 前記集光位置を原点とした、前記筒状部材の長尺方向である第1方向と、前記発光部の光出射面の中心と前記集光位置とを結ぶ第2軸に沿った第2方向と、の成す角度は、0°より大きい、請求項2に記載の三次元造形ヘッド。
- 前記集光位置を原点とした、前記筒状部材の長尺方向である第1方向と、前記発光部の光出射面の中心と前記集光位置とを結ぶ第2軸に沿った第2方向と、の成す角度は、0°である、請求項2に記載の三次元造形ヘッド。
- 前記発光部は、前記筒状部材に熱的に接続されている、請求項6に記載の三次元造形ヘッド。
- 前記発光部は、回転楕円体状の前記密閉空間における一方の第1焦点に設けられ、
前記吸光部材は、該密閉空間における他方の第2焦点としての前記集光位置に設けられた、
請求項2に記載の三次元造形ヘッド。 - 回転楕円体状の前記密閉空間における、前記第1焦点と前記第2焦点とを結ぶ第2軸を含む断面形状は、下記式(1)及び式(2)で表される位置座標によって規定される点の群によって表される、請求項8に記載の三次元造形ヘッド。
- 前記壁面は、光を正反射する、請求項1〜請求項10の何れか1項に記載の三次元造形ヘッド。
- 前記吸光部材は、前記集光位置から前記筒状部材における前記熱可塑性樹脂の射出方向の端部に至る領域に設けられている、請求項2に記載の三次元造形ヘッド。
- 長尺方向の一端部を前記発光部の光出射面とした光ファイバを備えた、請求項1〜請求項12の何れか1項に記載の三次元造形ヘッド。
- 請求項1〜請求項13の何れか1項に記載の三次元造形ヘッドを備えた三次元造形装置。
- 前記三次元造形ヘッドを、前記筒状部材の長尺方向である第1方向に対して交差する方向に複数配列した請求項14に記載の三次元造形装置。
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JP2013237239A JP6235311B2 (ja) | 2013-11-15 | 2013-11-15 | 三次元造形ヘッド、及び三次元造形装置 |
US14/535,440 US9776363B2 (en) | 2013-11-15 | 2014-11-07 | Three-dimensional modeling head and three-dimensional modeling device |
CN201410646151.4A CN104647755A (zh) | 2013-11-15 | 2014-11-14 | 三维造型头和三维造型装置 |
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JP2013237239A JP6235311B2 (ja) | 2013-11-15 | 2013-11-15 | 三次元造形ヘッド、及び三次元造形装置 |
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CN104985819A (zh) * | 2015-07-14 | 2015-10-21 | 成都思维智造科技有限公司 | 一种3d打印机喷头 |
US10562227B2 (en) * | 2015-12-01 | 2020-02-18 | Massachusetts Institute Of Technology | Systems, devices, and methods for high-throughput three-dimensional printing |
CN106670736B (zh) * | 2016-10-19 | 2018-09-14 | 哈尔滨工业大学 | 一种大尺寸结构复杂金属构件的叠层制造方法 |
US11179926B2 (en) | 2016-12-15 | 2021-11-23 | General Electric Company | Hybridized light sources |
KR101827360B1 (ko) * | 2016-12-23 | 2018-02-08 | 울산과학기술원 | 의료용 실리콘 3d 프린터 및 이에 사용되는 압출노즐 |
EP3691866A4 (en) * | 2018-01-24 | 2021-05-26 | Hewlett-Packard Development Company, L.P. | METHOD AND DEVICE FOR HEATING BUILDING MATERIAL |
EP4000867A1 (en) * | 2020-11-12 | 2022-05-25 | Laser Engineering & Development Ltd. | Printer nozzle structure |
US11951679B2 (en) | 2021-06-16 | 2024-04-09 | General Electric Company | Additive manufacturing system |
US11731367B2 (en) | 2021-06-23 | 2023-08-22 | General Electric Company | Drive system for additive manufacturing |
US11958249B2 (en) | 2021-06-24 | 2024-04-16 | General Electric Company | Reclamation system for additive manufacturing |
US11958250B2 (en) | 2021-06-24 | 2024-04-16 | General Electric Company | Reclamation system for additive manufacturing |
US11826950B2 (en) | 2021-07-09 | 2023-11-28 | General Electric Company | Resin management system for additive manufacturing |
US11813799B2 (en) | 2021-09-01 | 2023-11-14 | General Electric Company | Control systems and methods for additive manufacturing |
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JP2015096315A (ja) | 2015-05-21 |
US9776363B2 (en) | 2017-10-03 |
CN104647755A (zh) | 2015-05-27 |
US20150140155A1 (en) | 2015-05-21 |
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