JP6566872B2 - 高解像度dlpプロジェクタ装置、及びその利用方法 - Google Patents
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- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
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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
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- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
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- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
- B29C64/135—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
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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
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- G—PHYSICS
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- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
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Description
Claims (10)
- 3Dオブジェクトを構築するためのシステムであって、
制御ユニット(202)と、
制作台(240)と、及び
DLPプロジェクタ装置(230)であって、第1の解像度を有し、前記DLPプロジェクタ装置の前記第1の解像度よりも高い、第2の解像度の像を提供するように、前記制作台における前記DLPプロジェクタ装置に対してデフォーカスされた像面に位置決めされた照射硬化型材料の層を選択的に照射するように配置された、DLPプロジェクタ装置(230)と、を備え、
前記DLPプロジェクタ装置は、
それぞれ同色の単色光ビームを照射可能な少なくとも2つの光源(111,112,113,114)と、
前記同色の単色光ビームの少なくともいくつかをキャプチャするための少なくとも1つのライトシンク(109)と、
表示のための前記同色の単色光ビームの少なくともいくつかを屈折及び投射するための少なくとも1つの投射レンズ(103)と、
単色の表示を屈折及び投射するために、前記少なくとも2つの光源からの照射された前記同色の単色光ビームの少なくともいくつかを、前記投射レンズ(103)へと選択的に反射するための少なくとも1つのDMDチップと、
前記DMDチップと同期して前記少なくとも2つの光源の各々の有効化を制御する同期制御ユニットと、を含む、システム。 - 前記少なくとも2つの光源の前記像は、第1及び第2の基準軸に沿って、前記少なくとも2つの光源の前記像の直径よりも短い距離だけ互いにずらされる、請求項1に記載のシステム。
- 前記少なくとも2つの光源と前記少なくとも1つのDMDチップとは、個別の独立した照射量をデフォーカスされた像面の前記像に適用するように同期して動作するように構成される、請求項1に記載のシステム。
- 前記デフォーカスされた像面の前記像における個別の独立した照射量は、制作ファイルに従って制作を実行する前記同期制御ユニットによって制御される、請求項3に記載のシステム。
- 前記制作台は、光ビームに対して略垂直である2つの垂直なデカルト軸で移動可能であり、
前記デカルト軸のいずれかに沿った前記制作台の移動は、前記制作台上で前記DMDチップの単一のマイクロミラーから反射された前記光ビームの像の寸法の半分以下の移動を提供するように制御可能である、請求項1に記載のシステム。 - 単色光ビームを照射する少なくとも2つの光源を含む、第1の解像度のDLPプロジェクタ装置を有するアディティブマニュファクチャリングプリントシステムにおいて3Dオブジェクトを構築する方法であって、前記方法は、
デフォーカスされた像面を画定するために、制作台を前記DLPプロジェクタ装置に対してオフフォーカスに配置するステップと、
前記制作台における前記DLPプロジェクタ装置の前記デフォーカスされた像面において、前記DLPプロジェクタ装置からの照射により硬化可能である照射硬化型流動性ビルド材料の層を堆積するステップと、
前記DLPプロジェクタ装置の前記第1の解像度よりも高い、第2の解像度の像を提供するように、3Dオブジェクトの制作ファイル内のデータに従って、前記照射硬化型流動性ビルド材料の層に、前記DLPプロジェクタ装置の前記少なくとも2つの光源の少なくとも1つからの単色光ビームを選択的に照射するステップと、を含み、
前記DLPプロジェクタ装置は、
それぞれ同色の単色光ビームを照射可能な少なくとも2つの光源と、
前記同色の単色光ビームの少なくともいくつかをキャプチャするための少なくとも1つのライトシンクと、
前記同色の単色光ビームの少なくともいくつかを表示のために屈折させ投射するための少なくとも1つの投射レンズと、
前記単色の表示を屈折させ投射するために、前記少なくとも2つの光源からの照射された前記同色の単色光ビームの少なくともいくつかを、前記投射レンズへと選択的に反射するための少なくとも1つのDMDチップと、
前記DMDチップと同期して前記少なくとも2つの光源の各々の有効化を制御する制御ユニットと、を含み、
前記方法は、更に、
前記制作ファイル内のデータに従って、いくつかの層の堆積及び照射のプロセスを繰り返すステップ、を含む、方法。 - 前記単色の表示は、前記デフォーカスされた少なくとも2つの光源によって前記照射硬化型流動性ビルド材料の層に提供された別々の独立した照射量によって形成される、請求項6に記載の方法。
- 前記照射硬化型流動性ビルド材料の層は、少なくとも2つの段階、第1段階における第1の照射スキーム、及び第2段階における第2の照射スキームによって照射される、請求項6に記載の方法。
- 前記制作台は、前記光ビームに対して略垂直である2つの垂直なデカルト軸で移動可能であり、
前記方法は、更に、前記第2の照射スキームを、前記第1の照射スキームに対し、第1及び第2の垂直軸に沿って、前記DMDの単一のマイクロミラーから反射された前記少なくとも2つの光源の前記像の直径の半分に略等しいずれ度でずらすステップを含む、請求項8に記載の方法。 - 前記第1及び前記第2の照射スキームの照射、並びに前記制作台の移動は、3Dオブジェクトの制作ファイル内のデータに従って、制御ユニットによって制御及び同期される、請求項8に記載の方法。
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US201361782475P | 2013-03-14 | 2013-03-14 | |
US61/782,475 | 2013-03-14 | ||
PCT/IL2014/050275 WO2014141272A2 (en) | 2013-03-14 | 2014-03-13 | Enhanced resolution dlp projector apparatus and method of using same |
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JP2016513818A JP2016513818A (ja) | 2016-05-16 |
JP6566872B2 true JP6566872B2 (ja) | 2019-08-28 |
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EP (1) | EP2972584B1 (ja) |
JP (1) | JP6566872B2 (ja) |
CN (1) | CN105209972B (ja) |
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CN105209972A (zh) | 2015-12-30 |
JP2016513818A (ja) | 2016-05-16 |
EP2972584B1 (en) | 2021-04-28 |
US10114211B2 (en) | 2018-10-30 |
HK1220261A1 (zh) | 2017-04-28 |
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WO2014141272A3 (en) | 2014-11-06 |
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