JP6932493B2 - 3次元物体プリンタ用の押出印刷ヘッド - Google Patents
3次元物体プリンタ用の押出印刷ヘッド Download PDFInfo
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- JP6932493B2 JP6932493B2 JP2016226370A JP2016226370A JP6932493B2 JP 6932493 B2 JP6932493 B2 JP 6932493B2 JP 2016226370 A JP2016226370 A JP 2016226370A JP 2016226370 A JP2016226370 A JP 2016226370A JP 6932493 B2 JP6932493 B2 JP 6932493B2
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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]
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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
-
- 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
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2055/00—Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K2023/00 - B29K2049/00, e.g. having a vinyl group, as moulding material
- B29K2055/02—ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Description
Claims (10)
- 押出印刷ヘッドにおいて、
押出材料を受けるための入口を有するチャンバと、
前記チャンバに流体的に結合された複数の流体出口と、
各弁が前記複数の流体出口における1つの流体出口と並べられた複数の弁とを備え、前記複数の弁のうちの各弁が、さらに、
部材と、
前記複数の流体出口における対応する流体出口を介した前記押出材料の流れを遮断するように第1の位置および前記複数の流体出口における対応する流体出口を介した前記押出材料の流れを可能とするように第2の位置に前記部材を移動させるように構成された電気機械式アクチュエータとを備え、
回転することで受像面に対する前記押出印刷ヘッドの相対移動方向であるプロセス方向に略直交するクロスプロセス方向における前記複数の弁の距離を変動させることが可能であって、前記受像面に対して相対移動するときの前記クロスプロセス方向における前記押出材料の押出領域を変動させることが可能である、押出印刷ヘッド。 - 前記各弁における部材が、さらに、
前記第1の位置と前記第2の位置との間を移動するように構成された金属ピンを備える、請求項1に記載の押出印刷ヘッド。 - さらに、
前記複数の流体出口に流体的に結合され、前記複数の流体出口から受けた押出材料を放出するように構成された複数のノズルであって、前記複数のノズルにおける各ノズルが前記複数の流体出口における1つの流体出口から押出材料を受ける複数のノズルを備え、
前記複数の弁のうちの各弁が、前記第1の位置にある前記部材に応じて前記複数のノズルのうちの対応する1つを介した前記押出材料の流れを遮断し、かつ、前記第2の位置にある前記部材に応じて前記複数のノズルのうちの対応する1つを介した前記押出材料の流れを可能とするように構成されている、請求項1に記載の押出印刷ヘッド。 - さらに、
ハウジングの外部に位置決めされた平面部材を備え、前記複数のノズルが、前記平面部材の表面が前記複数のノズルにおける少なくとも1つのノズルから押し出された押出材料と係合するのを可能とするように前記平面部材において開口を有して形成されている、請求項3に記載の押出印刷ヘッド。 - さらに、
前記チャンバに動作可能に接続され、前記チャンバおよび前記チャンバ内の押出材料を加熱するように構成されたヒータを備える、請求項1に記載の押出印刷ヘッド。 - 各弁における前記電気機械式アクチュエータが、前記チャンバの第2の温度未満の第1の温度において動作するように前記チャンバの外部に配置されている、請求項5に記載の押出印刷ヘッド。
- さらに、
固相の前記押出材料をチャネル内に移動させるように構成された少なくとも1つの駆動部材と、
前記押出材料を溶融しかつ前記チャンバの前記入口に液化押出材料を供給するように前記チャネル内の前記押出材料を加熱するように構成された少なくとも1つのヒータと、
前記少なくとも1つの駆動部材に動作可能に接続され、前記押出材料の流れを可能とするように前記第2の位置における部材によって構成された前記複数の弁における弁の数に基づいて前記チャネルを介した前記固相の押出材料の移動の速度を調整するように構成された電気モータと
を備える溶融装置アセンブリを備える、請求項1に記載の押出印刷ヘッド。 - さらに、
固相の前記押出材料をチャネル内に移動させるように構成された少なくとも1つの駆動部材と、
前記押出材料を溶融しかつ前記チャンバの前記入口に液化押出材料を供給するように前記チャネル内の前記押出材料を加熱するように構成された少なくとも1つのヒータと、
前記少なくとも1つの駆動部材に動作可能に接続され、前記チャンバ内の所定の圧力レベルを維持するように少なくとも1つの駆動ローラおよび前記固相の押出材料に一定レベルのトルクを印加するように構成された電気モータと
を備える溶融装置アセンブリを備える、請求項1に記載の押出印刷ヘッド。 - 3次元物体プリンタにおいて、
押出材料を格納するように構成された材料供給部と、
押出印刷ヘッドと、
前記押出印刷ヘッドに動作可能に接続されたコントローラとを備え、
前記押出印刷ヘッドが、
各弁が複数の流体出口における1つの流体出口と並べられた複数の弁を備え、前記複数の弁における各弁が、さらに、
部材と、
前記複数の流体出口における対応する流体出口を介した前記押出材料の流れを遮断するように第1の位置および前記複数の流体出口における対応する流体出口を介した前記押出材料の流れを可能とするように第2の位置に前記部材を移動させるように構成された電気機械式アクチュエータとを備え、
前記コントローラが、
3次元物体印刷動作中に前記複数の流体出口のうちの第1の部分を介した前記押出材料の流れを遮断するように前記複数の弁のうちの第1の部分を動作させ、
前記3次元物体印刷動作中に前記複数の流体出口のうちの前記第1の部分を同時に遮断するように前記複数の流体出口のうちの第2の部分を介した前記押出材料の流れを可能とするように前記複数の弁のうちの第2の部分を動作させるように構成され、
前記押出印刷ヘッドが回転することで受像面に対する前記押出印刷ヘッドの相対移動方向であるプロセス方向に略直交するクロスプロセス方向における前記複数の弁の距離を変動させることが可能であって、前記押出印刷ヘッドが前記受像面に対して相対移動するときの前記クロスプロセス方向における前記押出材料の押出領域を変動させることが可能である、3次元物体プリンタ。 - 前記押出印刷ヘッドの各弁における前記部材が、さらに、
前記第1の位置と前記第2の位置との間の直線経路に沿って移動するように構成された金属ピンを備える、請求項9に記載の3次元物体プリンタ。
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US14/962,167 | 2015-12-08 | ||
US14/962,167 US10625466B2 (en) | 2015-12-08 | 2015-12-08 | Extrusion printheads for three-dimensional object printers |
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JP6932493B2 true JP6932493B2 (ja) | 2021-09-08 |
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