JP2018515377A - 3d印刷装置及び方法 - Google Patents
3d印刷装置及び方法 Download PDFInfo
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- JP2018515377A JP2018515377A JP2017561304A JP2017561304A JP2018515377A JP 2018515377 A JP2018515377 A JP 2018515377A JP 2017561304 A JP2017561304 A JP 2017561304A JP 2017561304 A JP2017561304 A JP 2017561304A JP 2018515377 A JP2018515377 A JP 2018515377A
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
- B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
-
- 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
- B29C64/20—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
- B29C64/245—Platforms or substrates
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
Description
Claims (14)
- 支持構造体と、
3Dオブジェクトの形成のために前記支持構造体上に材料を堆積させるためのプリンタノズルであって、前記プリンタノズル及び前記支持構造体は、並進方向に、並進速度で相対的に並進する、プリンタノズルと、
前記並進方向とは異なる方向における、前記プリンタノズルに対する前記支持構造体の少なくとも第1の部分の振動運動を提供する振動アクチュエータと、を含む、3D印刷装置。 - 前記支持構造体は、支持構造体平面に沿って延在し、前記並進方向は、前記支持構造体平面に平行であり、前記振動運動は、前記支持構造体平面に対して平行及び/又は垂直方向な方向にある、請求項1に記載の3D印刷装置。
- 前記振動運動は、振動周波数を有し、印刷材料は、幅を有し、前記幅に前記振動周波数を掛け、前記並進速度で割った結果は、0.5より大きい、請求項1又は2に記載の3D印刷装置。
- 前記振動運動は、前記支持構造体平面に対して垂直方向な方向にあって振動周波数を有し、印刷材料は、高さを有し、前記高さに前記振動周波数を掛け、前記並進速度で割った結果は0.5より小さい、請求項1又は2に記載の3D印刷装置。
- 前記振動運動は、10Hz以上の振動周波数を有する、請求項1乃至4の何れか一項に記載の3D印刷装置。
- 前記振動アクチュエータは、前記支持構造体の前記第1の部分の第1の振動運動、及び前記支持構造体の第2の部分の第2の振動運動を提供し、前記第2の振動運動は、周波数及び/又は振幅に関して前記第1の振動運動とは異なる、請求項1乃至5の何れか一項に記載の3D印刷装置。
- 前記支持構造体の少なくとも第3の部分は、前記支持構造体の当該第3の部分の前記振動運動に影響を及ぼすようクランプされる、請求項1乃至6の何れか一項に記載の3D印刷装置。
- 前記振動アクチュエータは、前記支持構造体上で変化する周波数及び振幅を有する振動パターンを当該支持構造体に提供する、請求項1乃至7の何れか一項に記載の3D印刷装置。
- 前記3Dプリンタは、前記支持構造体の前記振動運動、及び前記支持構造体と前記プリンタノズルとの前記相対的並進を制御するプロセッサをさらに備える、請求項1乃至8の何れか一項に記載の3D印刷装置。
- 前記支持構造体は、振動板を備え、前記振動アクチュエータは、前記振動板に前記振動運動を提供する、請求項1乃至9の何れか一項に記載の3D印刷装置。
- 複数の前記振動アクチュエータを含む、請求項1乃至10の何れか一項に記載の3D印刷装置。
- 3Dオブジェクトを製造するための方法であって、前記方法は、
並進方向に並進速度で支持構造体及びプリンタノズルを相対的にに並進させながら、前記支持構造体上に前記プリンタノズルから材料を堆積させるステップと、
前記並進方向とは異なる方向において、前記プリンタノズルに対して前記支持構造体の少なくとも第1の部分を振動させるステップと、を含む、方法。 - 前記振動運動の周波数及び/又は振幅及び/又は方向が、時間に応じて変化する、請求項12に記載の方法。
- 3D印刷装置の少なくとも1つのプロセッサによって実行されると、3Dオブジェクトを前記3D印刷装置に生成させるコンピュータ可読記憶媒体命令であって、前記コンピュータ可読記憶媒体命令は、
支持構造体上にプリンタノズルから材料を堆積させるための命令と、
並進方向に並進速度を持つ、前記プリンタノズルに対する前記支持構造体の並進運動を生成するための命令と、
前記並進方向とは異なる方向における、前記プリンタノズルに対する前記支持構造体の一部の振動運動を生成するための命令と、を含む、コンピュータ可読記憶媒体命令。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP15169932 | 2015-05-29 | ||
EP15169932.9 | 2015-05-29 | ||
PCT/EP2016/061922 WO2016193119A1 (en) | 2015-05-29 | 2016-05-26 | 3d printing device and method |
Publications (2)
Publication Number | Publication Date |
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JP2018515377A true JP2018515377A (ja) | 2018-06-14 |
JP6400862B2 JP6400862B2 (ja) | 2018-10-03 |
Family
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Family Applications (1)
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JP2017561304A Active JP6400862B2 (ja) | 2015-05-29 | 2016-05-26 | 3d印刷装置及び方法 |
Country Status (6)
Country | Link |
---|---|
US (2) | US20180126620A1 (ja) |
EP (1) | EP3302936B1 (ja) |
JP (1) | JP6400862B2 (ja) |
CN (1) | CN107666999B (ja) |
RU (1) | RU2017146160A (ja) |
WO (1) | WO2016193119A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109715369A (zh) * | 2016-12-21 | 2019-05-03 | 惠普发展公司,有限责任合伙企业 | 提取3d物体 |
WO2018127444A1 (en) * | 2017-01-05 | 2018-07-12 | Philips Lighting Holding B.V. | Platform unit for a 3d-printing apparatus |
US20180339451A1 (en) * | 2017-05-25 | 2018-11-29 | Korea Institute Of Science And Technology | Nozzle for three-dimensional (3d) printer including eccentric discharge port and 3d printer including nozzle |
US10562099B2 (en) * | 2017-08-10 | 2020-02-18 | Formalloy, Llc | Gradient material control and programming of additive manufacturing processes |
US10102659B1 (en) | 2017-09-18 | 2018-10-16 | Nicholas T. Hariton | Systems and methods for utilizing a device as a marker for augmented reality content |
IT201700103015A1 (it) * | 2017-09-20 | 2019-03-20 | Gianfranco Fazzini | Metodo ed apparato per la stampa oggetti 3d mediante apparato con estrusore vibrante |
US10105601B1 (en) | 2017-10-27 | 2018-10-23 | Nicholas T. Hariton | Systems and methods for rendering a virtual content object in an augmented reality environment |
US10636188B2 (en) | 2018-02-09 | 2020-04-28 | Nicholas T. Hariton | Systems and methods for utilizing a living entity as a marker for augmented reality content |
CN108162382A (zh) * | 2018-02-27 | 2018-06-15 | 厦门光服科技有限公司 | 一种3d打印机 |
HUE058016T2 (hu) * | 2018-03-08 | 2022-06-28 | Siemens Medical Solutions Usa Inc | Rendszerek és eljárások kollimátorok háromdimenziós nyomtatására additív megközelítéssel |
EP3552806A1 (en) | 2018-04-09 | 2019-10-16 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | Method of apparatus for forming an object by means of additive manufacturing |
US10198871B1 (en) | 2018-04-27 | 2019-02-05 | Nicholas T. Hariton | Systems and methods for generating and facilitating access to a personalized augmented rendering of a user |
EP3840933B1 (en) * | 2018-08-24 | 2022-04-06 | Signify Holding B.V. | Stress releasing object by multiple-material fdm printing |
CN110871567A (zh) * | 2018-09-03 | 2020-03-10 | 三纬国际立体列印科技股份有限公司 | 立体打印方法与立体打印装置 |
US11884011B2 (en) * | 2018-09-26 | 2024-01-30 | Xerox Corporation | System and method for providing three-dimensional object structural support with a multi-nozzle extruder |
US20200110560A1 (en) * | 2018-10-09 | 2020-04-09 | Nicholas T. Hariton | Systems and methods for interfacing with a non-human entity based on user interaction with an augmented reality environment |
US10586396B1 (en) | 2019-04-30 | 2020-03-10 | Nicholas T. Hariton | Systems, methods, and storage media for conveying virtual content in an augmented reality environment |
DE102019207382B4 (de) | 2019-05-21 | 2023-07-20 | Audi Ag | Verfahren und Fertigungsanlage zum Herstellen zumindest eines Teilbereichs einer Karosserie für ein Kraftfahrzeug |
US11072111B2 (en) * | 2019-09-27 | 2021-07-27 | Xerox Corporation | System and method for calibrating a 3D printer |
CN111037914A (zh) * | 2019-11-06 | 2020-04-21 | 深圳市华星光电半导体显示技术有限公司 | 一种钙钛矿色转换膜的制作方法和制作系统 |
US20230034942A1 (en) * | 2020-01-03 | 2023-02-02 | Signify Holding B.V. | Optical effects of 3d printed items |
EP3865281B1 (de) * | 2020-02-14 | 2023-01-18 | Ivoclar Vivadent AG | Stereolithographie-vorrichtung |
EP3882003A1 (en) * | 2020-03-16 | 2021-09-22 | Signify Holding B.V. | 3d printed item with surface with opening |
DE102021201169A1 (de) | 2021-02-09 | 2022-08-11 | MTU Aero Engines AG | Verfahren zur Vermeidung von Resonanzschäden während einer Reinigung eines zumindest teilweise additiv hergestellten Bauteils, Reinigungsvorrichtung, Masseelement sowie System |
KR20230012134A (ko) * | 2021-07-14 | 2023-01-26 | 현대자동차주식회사 | 3차원 프린팅 장치 |
CN113895037A (zh) * | 2021-10-26 | 2022-01-07 | 深圳拓竹科技有限公司 | 3d打印机和用于3d打印机的方法 |
CN114851547A (zh) * | 2022-04-15 | 2022-08-05 | 南京航空航天大学 | 一种3d打印装置及方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0355224A (ja) * | 1989-07-24 | 1991-03-11 | Matsushita Electric Works Ltd | 三次元形状の形成方法 |
US5688464A (en) * | 1990-03-19 | 1997-11-18 | 3D Systems, Inc. | Vibrationally enhanced stereolithographic recoating |
JP2000025118A (ja) * | 1998-07-08 | 2000-01-25 | Teijin Seiki Co Ltd | 立体造形装置、立体造形方法及び立体造形制御プログラムを記録した媒体 |
JP2003159755A (ja) * | 2001-11-29 | 2003-06-03 | Matsushita Electric Works Ltd | 三次元形状造形物の製造方法及び製造装置 |
WO2007013240A1 (ja) * | 2005-07-27 | 2007-02-01 | Shofu Inc. | 積層造形装置 |
JP2014104683A (ja) * | 2012-11-29 | 2014-06-09 | Brother Ind Ltd | 立体造形装置 |
JP2015196252A (ja) * | 2014-03-31 | 2015-11-09 | 株式会社東芝 | 積層造形物の製造装置及び製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5121329A (en) | 1989-10-30 | 1992-06-09 | Stratasys, Inc. | Apparatus and method for creating three-dimensional objects |
JP3551838B2 (ja) * | 1999-05-26 | 2004-08-11 | 松下電工株式会社 | 三次元形状造形物の製造方法 |
JP2006507110A (ja) * | 2002-06-27 | 2006-03-02 | オリエル・セラピューティクス,インコーポレイテッド | 非医薬品の乾燥粉末を処理、分配及び/又は評価するための装置、システム及び関連した方法 |
US7874825B2 (en) | 2005-10-26 | 2011-01-25 | University Of Southern California | Nozzle for forming an extruded wall with rib-like interior |
CN103009632B (zh) * | 2012-12-18 | 2015-03-18 | 浙江大学 | 基于声表面波的微阵列无模成型装置及成型方法 |
GB201315074D0 (en) * | 2013-08-23 | 2013-10-02 | Univ Singapore | 3-Dimensional Bioscaffolds |
US20150064047A1 (en) * | 2013-08-28 | 2015-03-05 | Elwha Llc | Systems and methods for additive manufacturing of three dimensional structures |
DE112015004525T5 (de) * | 2014-10-01 | 2017-06-14 | Panasonic Intellectual Property Management Co., Ltd. | Verfahren zum Herstellen eines dreidimensional geformten Formlings |
-
2016
- 2016-05-26 JP JP2017561304A patent/JP6400862B2/ja active Active
- 2016-05-26 EP EP16728246.6A patent/EP3302936B1/en active Active
- 2016-05-26 CN CN201680031159.7A patent/CN107666999B/zh active Active
- 2016-05-26 US US15/577,755 patent/US20180126620A1/en not_active Abandoned
- 2016-05-26 WO PCT/EP2016/061922 patent/WO2016193119A1/en active Application Filing
- 2016-05-26 RU RU2017146160A patent/RU2017146160A/ru not_active Application Discontinuation
-
2022
- 2022-09-15 US US17/945,450 patent/US20230014767A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0355224A (ja) * | 1989-07-24 | 1991-03-11 | Matsushita Electric Works Ltd | 三次元形状の形成方法 |
US5688464A (en) * | 1990-03-19 | 1997-11-18 | 3D Systems, Inc. | Vibrationally enhanced stereolithographic recoating |
JP2000025118A (ja) * | 1998-07-08 | 2000-01-25 | Teijin Seiki Co Ltd | 立体造形装置、立体造形方法及び立体造形制御プログラムを記録した媒体 |
JP2003159755A (ja) * | 2001-11-29 | 2003-06-03 | Matsushita Electric Works Ltd | 三次元形状造形物の製造方法及び製造装置 |
WO2007013240A1 (ja) * | 2005-07-27 | 2007-02-01 | Shofu Inc. | 積層造形装置 |
JP2014104683A (ja) * | 2012-11-29 | 2014-06-09 | Brother Ind Ltd | 立体造形装置 |
JP2015196252A (ja) * | 2014-03-31 | 2015-11-09 | 株式会社東芝 | 積層造形物の製造装置及び製造方法 |
Also Published As
Publication number | Publication date |
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US20230014767A1 (en) | 2023-01-19 |
EP3302936B1 (en) | 2018-11-14 |
WO2016193119A1 (en) | 2016-12-08 |
RU2017146160A3 (ja) | 2019-10-04 |
EP3302936A1 (en) | 2018-04-11 |
CN107666999A (zh) | 2018-02-06 |
CN107666999B (zh) | 2020-05-19 |
RU2017146160A (ru) | 2019-07-02 |
JP6400862B2 (ja) | 2018-10-03 |
US20180126620A1 (en) | 2018-05-10 |
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