JP2008538329A - 高解像度高速製造 - Google Patents
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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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
- 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
- B29C64/112—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
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- B33—ADDITIVE MANUFACTURING TECHNOLOGY
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Abstract
Description
本発明は、アディティブ法を利用したコンピュータデザインによる3次元オブジェクトの製造に関する。具体的には、本発明は、溶融堆積モデリングと射出技術とを利用した、3次元オブジェクトの高速製造に関する。
本発明は、ジェッティング技術と溶解堆積モデリングの原理とを組み合わせることで、高解像度であり、高速製造された3次元オブジェクトを提供する方法及びシステムに関する。第1の材料は、噴出されて、支持構造の増分を規定する複数の層を形成する。第1の材料の噴出によって、支持構造の増分が高解像度の内面を有することができる。
図1,2はそれぞれ、本発明に従って3次元オブジェクトを製造する装置である3次元モデリングシステム10の側面図及び正面図である。システム10は、構築室12と、コントローラ14と、CADシステム16と、材料供給部18と、循環システム20とを備えている。
適切な方法の例には、押出薄路壁法(an extruded thin-road wall approach)、押出バルク路壁法(an extruded bulk-road wall approach)、隙間法(a chinking approach)、ロストワックス法(a lost wax approach)、支持支柱法(a support stilts approach)、熱可塑性プラスチック・プラウイング法(a thermoplastic ploughing approach)が含まれる。これらの方法については、図7−11における張出部104の増分iを参照しつつ、以下に説明する。
Claims (20)
- オブジェクトの形成方法であって、
第1の材料を射出して、内面を有する支持構造の増分を規定する複数の層を形成することと、
第2の材料を押し出して、前記支持構造の増分の前記内面と実質的に合致する前記オブジェクトの層を形成することと
を含むことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
さらに、
前記第2の材料のおおよそクリープ緩和温度から該第2の材料のおおよそガラス転移温度の範囲に温度が維持された環境で前記オブジェクトを形成すること
を含むことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
さらに、
前記支持構造の増分を平坦化すること
を含むことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
前記オブジェクトの前記層は、前記支持構造の増分にほぼ等しい厚みを有する
ことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
前記第1の材料は、溶媒に拡散された材料を含む
ことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
前記第2の材料は、熱可塑性プラスチック材料を含む
ことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
さらに、
前記支持構造の増分の高さを検出することを含み、
前記第1の材料からなる複数の層の層数は、検出された高さに基づいて変化する
ことを特徴とする形成方法。 - 請求項1に記載の形成方法であって、
さらに、
前記支持構造の増分の張出部における支持の欠如を補うことを含み、
前記張出部は、前記内面が垂直方向に対して少なくとも約30°よりも大きな角度で突出している前記支持構造の増分の領域である
ことを特徴とする形成方法。 - 請求項8に記載の形成方法であって、
前記補うことは、
前記第2の材料を押し出して、複数の薄層を形成し、前記張出部を支持することを含み、
前記複数の薄層の厚みはそれぞれ、最大で、前記オブジェクトの前記層の厚みの約半分である
ことを特徴とする形成方法。 - 請求項8に記載の形成方法であって、
前記補うことは、
第3の材料を射出して、複数の薄層を形成し、前記張出部を支持すること
を含むことを特徴とする形成方法。 - オブジェクトの形成方法であって、
前記形成方法は、
前記オブジェクトの外面を表すデータを含む該オブジェクトのデジタル表現を供給することと、
前記オブジェクトの前記外面によって決められる形状を有する支持構造の内面を表すデータを含む前記支持構造のデジタル表現を形成することと、
前記支持構造の増分が前記支持構造の前記内面の一部分を含んでいる、前記支持構造の前記デジタル表現に基づいて、前記支持構造の増分を形成するように複数の層を射出することと、
前記オブジェクトの層が実質的に前記支持構造の増分の内面と合致する、前記オブジェクトの前記デジタル表現に基づいて、前記オブジェクトの前記層を押し出すことと、
前記オブジェクトと前記支持構造とを形成するように、前記射出することと、前記押し出すこととを繰り返すことと
を含むことを特徴とする形成方法。 - 請求項11に記載の形成方法であって、
前記形成方法は、
さらに、
前記オブジェクトの前記層の材料における、おおよそクリープ緩和温度から前記オブジェクトの前記層の前記材料における、おおよそガラス転移温度までの範囲に温度が維持された環境で前記オブジェクトを形成すること
を含むことを特徴とする形成方法。 - 請求項11に記載の形成方法であって、
さらに、
前記支持構造の増分を平坦化すること
を含むことを特徴とする形成方法。 - 請求項14に記載の形成方法であって、
前記オブジェクトの前記層は、前記支持構造の増分の厚みにほぼ等しい厚みを有している
ことを特徴とする形成方法。 - 請求項11に記載の形成方法であって、
さらに、
前記オブジェクトが実質的に固化するように前記オブジェクトを冷却することと、
前記支持構造の少なくとも一部を溶媒に溶かすことで前記支持構造を前記オブジェクトから取り除くことと
を含むことを特徴とする形成方法る - オブジェクトを形成するシステムであって、
前記システムは、
内面を有する支持構造の層を形成するように第1の材料を射出する射出ヘッドと、
各々が、前記支持構造の前記層の各々における厚みよりも大きな厚みを示す前記オブジェクトの層を形成するように第2の材料を押し出すための押出端を有する押出ヘッドと、
前記オブジェクトの前記層が実質的に前記支持構造の前記内面と合致できる温度を維持する構築室と
を備えることを特徴とするシステム。 - 請求項16に記載のシステムであって、
さらに、
前記支持構造の前記層を平坦化する平坦器を備える
ことを特徴とするシステム。 - 請求項16に記載のシステムであって、
さらに、
前記支持構造の前記層の高さを検出するためのセンサを備える
ことを特徴とするシステム。 - 請求項16に記載のシステムであって、
前記押出ヘッドは、さらに、
第2の押出端を備える
ことを特徴とするシステム。 - 請求項16に記載のシステムであって、
前記温度は、おおよそ前記第2の材料のクリープ緩和温度から前記第2の材料のガラス転移温度までの範囲である
ことを特徴とするシステム。
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US11/037,720 US7236166B2 (en) | 2005-01-18 | 2005-01-18 | High-resolution rapid manufacturing |
US11/037,720 | 2005-01-18 | ||
PCT/US2005/041274 WO2006078342A2 (en) | 2005-01-18 | 2005-11-15 | High-resolution rapid manufacturing |
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JP2008538329A true JP2008538329A (ja) | 2008-10-23 |
JP4731573B2 JP4731573B2 (ja) | 2011-07-27 |
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US (2) | US7236166B2 (ja) |
EP (1) | EP1846912B1 (ja) |
JP (1) | JP4731573B2 (ja) |
CN (1) | CN101449295B (ja) |
WO (1) | WO2006078342A2 (ja) |
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JP2015180537A (ja) * | 2014-03-07 | 2015-10-15 | キヤノン株式会社 | 三次元造形物の製造方法 |
JP2015221568A (ja) * | 2010-10-27 | 2015-12-10 | ファイル2パート インコーポレイテッド | 三次元物体の造形プロセスおよび造形装置 |
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Also Published As
Publication number | Publication date |
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EP1846912A2 (en) | 2007-10-24 |
US7236166B2 (en) | 2007-06-26 |
US20070229497A1 (en) | 2007-10-04 |
CN101449295A (zh) | 2009-06-03 |
JP4731573B2 (ja) | 2011-07-27 |
WO2006078342A3 (en) | 2008-09-25 |
US20060158456A1 (en) | 2006-07-20 |
CN101449295B (zh) | 2012-06-27 |
US7502023B2 (en) | 2009-03-10 |
EP1846912B1 (en) | 2015-01-07 |
WO2006078342A2 (en) | 2006-07-27 |
EP1846912A4 (en) | 2012-02-22 |
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