JP2020504032A - 改善されている光学グループを備えているステレオリソグラフィー機械 - Google Patents
改善されている光学グループを備えているステレオリソグラフィー機械 Download PDFInfo
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Abstract
Description
Claims (11)
- 3次元物体(O)を作るステレオリソグラフィー機械(1)であって、
少なくとも1個の所定の放射(RL、RL1、RL2)に曝すことによって層(S)に凝固させるように適合している流体物質(R)用の容器(2)と、
前記少なくとも1個の所定の放射(RL、RL1、RL2)の少なくとも1個の源(3、31、32)と、
前記少なくとも1個の放射(RL、RL1、RL2)を前記容器(2)内に配置されている前記流体物質(R)の基準表面(SR)に向けるように構成されている光学グループ(4)と、
前記基準表面(SR)の少なくとも一部を前記放射(RL、RL1、RL2)に曝すように、前記光学グループ(4)及び/または前記少なくとも1個の放射源(3、31、32)を制御するように構成されている制御論理ユニット(5)と、
を有する形式であって、
前記光学グループ(4)は、
前記3次元物体(O)の体積の一部に対応している凝固させる第1の部分の画像を前記基準表面(SR)に即座に投影するように前記少なくとも1個の放射(RL、RL1、RL2)に曝されるように構成されている第1の光学サブグループ(41)と、
前記少なくとも1個の放射(RL、RL1、RL2)を前記基準表面(SR)の点に向けて選択的に伝達し、前記点を移動させて前記3次元物体(O)の体積の一部に対応している前記基準表面(SR)の凝固させる第2の部分を徐々に曝すように構成されている第2の光学サブグループ(42)と、
を有し、
前記制御論理ユニット(5)は、前記第1の光学サブグループ(41)及び前記第2の光学サブグループ(42)を互いに独立して制御するように構成されている、
ことを特徴とする、ステレオリソグラフィー機械(1)。 - 前記第2の光学サブグループ(42)は、前記少なくとも1個の放射(RL、RL1、RL2)を前記基準表面(SR)の点に向けて伝達し、前記点を移動させて前記基準表面(SR)の前記第2の部分を徐々に曝すように互いに直列に配置されている1対の鏡(421)を有することを特徴とする、請求項1に記載のステレオリソグラフィー機械(1)。
- 前記1対の鏡(421)はガルボヘッドに属していることを特徴とする、請求項2に記載のステレオリソグラフィー機械(1)。
- 前記1対の鏡(421)の各鏡は、その回転軸線を定めるように構成されている関節手段によって支持構造に関連付けられているマイクロミラーであって、前記マイクロミラー及び前記支持構造は、マイクロオプトエレクトロメカニカルシステム(MOEMS)に属しており、前記2個のマイクロオプトエレクトロメカニカルシステム(MOEMS)の各々も、前記マイクロミラーを前記軸線(X1、X2)の周囲に移動させるように適合しているアクチュエータ手段を有することを特徴とする、請求項2に記載のステレオリソグラフィー機械(1)。
- 前記第1の光学サブグループ(41)には、凝固させる前記第1の部分の前記画像を前記基準表面(SR)上に即座に投影するように個別に制御されるように構成されている鏡のマトリクス(411)が備わっていることを特徴とする、請求項1から4のいずれか1項に記載のステレオリソグラフィー機械(1)。
- 前記少なくとも1個の所定の放射(RL、RL1、RL2)の前記少なくとも1個の源(3、31、32)は、前記放射(RL)の単一の源(31)であることと、
前記制御論理ユニット(5)は、前記放射(RL)を前記第1の光学サブグループ(41)または前記第2の光学サブグループ(42)に二者択一的に向けるように前記源(3)を制御するように構成されていることと、
を特徴とする、請求項1から5のいずれか1項に記載のステレオリソグラフィー機械(1)。 - 前記第1の光学サブグループ(41)に向けられている第1の所定の放射(RL1)の第1の源(31)と、
前記第2の光学サブグループ(42)に向けられている第2の所定の放射(RL2)の第2の源(32)と、
を有し、
前記制御ユニット(5)は、前記基準表面(SR)の前記第1の部分を前記第1の放射(RL1)に曝すように、前記第1の光学サブグループ(41)及び/または前記第1の源(31)を制御し、前記基準表面(SR)の前記第2の部分を前記第2の放射(RL2)に曝すように、前記第2の光学サブグループ(42)及び/または前記第2の源(32)を同時にまたは交互に制御するように構成されている、
ことを特徴とする、請求項1から5のいずれか1項に記載のステレオリソグラフィー機械(1)。 - 請求項1から7のいずれか1項に記載の形式のステレオリソグラフィー機械(1)によってステレオリソグラフィープロセスによって3次元物体(O)を作る方法であって、前記3次元物体(O)は、本体(CP)と、支持ベース(BS)と、前記支持ベース(BS)と前記本体(CP)との間に定められている支持要素(ES)とを有し、
基準平面(SR)を定めるように前記流体物質(R)の層(S)を前記容器(2)内に置くステップと、
前記基準表面(SR)の少なくとも一部を前記少なくとも1個の放射(RL、RL1、RL2)に曝すステップと、
前記3次元物体(O)の各以降の層(S)について、前記置くステップ及び前記曝すステップを繰り返すステップと、
を有し、
各層(S)について、前記第1の光学サブグループ(41)によって、少なくとも、前記3次元物体(O)の前記支持ベース(BS)に、関連している前記基準表面(SR)の凝固させる部分を前記放射(RL、RL1)に曝すことを特徴とする、
方法。 - 前記第1の光学サブグループ(41)によって、前記3次元物体(O)の前記支持要素(ES)にも関連している前記基準表面(SR)の凝固させる部分を前記放射(RL、RL1)に曝すことを特徴とする、請求項8に記載の方法。
- 前記3次元物体(O)の前記本体(CP)に関連している前記基準表面(SR)の凝固させる部分の各々について、
表面の領域(ZS)を、前記本体(CP)の前記部分の各々の内側の領域(ZI)から区別することと、
前記本体(CP)の前記部分の前記内側の領域(ZI)を前記第1の光学サブグループ(41)を使用して曝すことに進むことと、
前記本体(CP)の前記部分の前記表面の領域(ZS)を前記第2の光学サブグループ(42)を使用して曝すことに進むことと、
をすることを特徴とする、請求項8または9に記載の方法。 - 少なくとも2個の3次元物体(O)を同じ基準表面(SR)上で請求項7に記載の形式のステレオリソグラフィー機械(1)によってステレオリソグラフィ―プロセスによって同時に作る方法であって、
基準平面(SR)を定めるように前記流体物質(R)の層(S)を前記容器(2)内に置くステップと、
前記少なくとも2個の3次元物体(O)のうちの第1の3次元物体(O)に属している前記基準表面(SR)の少なくとも1個の第1の部分を識別し、前記少なくとも2個の3次元物体(O)のうちの第2の3次元物体(O)に属している前記基準表面(SR)の少なくとも1個の第2の部分を識別するステップと、
前記基準表面(SR)の少なくとも前記第1の部分を前記少なくとも1個の第1の放射(RL1)に前記第1の光学サブグループ(41)によって曝し、同時に、前記基準表面(SR)の少なくとも前記第2の部分を前記少なくとも1個の第2の放射(RL2)に前記第2の光学サブグループ(41)によって曝すステップと、
前記少なくとも2個の3次元物体(O)の各以降の層(S)について、前記置くステップ及び前記曝すステップを繰り返すステップと、
を有することを特徴とする、
方法。
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IT102016000124372A IT201600124372A1 (it) | 2016-12-07 | 2016-12-07 | Macchina stereolitografica con gruppo ottico perfezionato |
IT102016000124372 | 2016-12-07 | ||
PCT/IB2017/057693 WO2018104885A1 (en) | 2016-12-07 | 2017-12-06 | Stereolithography machine with improved optical group |
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WO2019243873A1 (en) * | 2018-06-20 | 2019-12-26 | Ettore Maurizio Costabeber | A stereolithography method and machine for the production of a three-dimensional object |
CN111186133A (zh) * | 2019-12-26 | 2020-05-22 | 杭州乐一新材料科技有限公司 | 一种sla与dlp结合的3d打印方法及打印装置 |
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JP2015043793A (ja) * | 2013-08-27 | 2015-03-12 | ディーダブルエス エス・アール・エル | 人工歯の製造方法 |
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JP2021526989A (ja) * | 2018-06-15 | 2021-10-11 | スリーエム イノベイティブ プロパティズ カンパニー | 積層造形によって物理的オブジェクトをビルドアップする方法 |
JP7369726B2 (ja) | 2018-06-15 | 2023-10-26 | スリーエム イノベイティブ プロパティズ カンパニー | 積層造形によって物理的オブジェクトをビルドアップする方法 |
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TW201821244A (zh) | 2018-06-16 |
KR20190089964A (ko) | 2019-07-31 |
JP6865829B2 (ja) | 2021-04-28 |
EP3551435A1 (en) | 2019-10-16 |
IT201600124372A1 (it) | 2018-06-07 |
CN110267795A (zh) | 2019-09-20 |
EP3551435B1 (en) | 2022-04-06 |
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