JP7308165B2 - 層形成を改善するために三次元(3d)物体印刷機内で押出機を動作させるための方法 - Google Patents
層形成を改善するために三次元(3d)物体印刷機内で押出機を動作させるための方法 Download PDFInfo
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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
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
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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
- B29C64/30—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
- 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
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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
- B29C64/112—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
- 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
- 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
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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
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
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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
- 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
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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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—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
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
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Description
Claims (13)
- 三次元(3D)物体製造システムを動作させるための方法であって、
層内に形成されるべきスワスを、コントローラを用いて特定することであって、押出機内の複数のバルブ内の全てのバルブを閉鎖すること、及び前記層内の前記スワスの形成のための開始位置に前記押出機を移動させる前に、前記層の前もって形成された部分の上方に前記押出機を持ち上げることを必要とする、特定することと、
前記スワスのための前記開始位置からオフセットされており、かつ前記3D物体製造システムによって形成されている物体の外周内に位置決めされている遷移領域開始位置を、前記コントローラを用いて特定することと、
前記押出機内の前記複数のバルブ内の全てのバルブを閉鎖するように前記押出機を動作させることと、
前記層の前記前もって形成された部分の上方に前記押出機を持ち上げて前記押出機を前記遷移領域開始位置に位置付けるために、前記コントローラを用いて少なくとも1つのアクチュエータを動作させることと、
前記層内に形成されるべき前記スワスの形成のために、押出機経路制御データによって特定される前記押出機内のバルブを、前記コントローラを用いて開放することと、
前記スワスのための前記開始位置において、前記押出機のフェースプレートと前記3D物体製造システムによって形成されている前記物体の一部分との間の体積を充填するために、前記押出機経路制御データによって特定される前記バルブが開放された状態で前記押出機を前記遷移領域開始位置から前記スワスのための前記開始位置に移動させるように、前記コントローラを用いて前記少なくとも1つのアクチュエータを動作させることと、を含む、方法。 - 前記遷移領域開始位置の前記特定が、
前記遷移領域開始位置を、前記外周内の面積の内部に向かって前記スワスのための前記開始位置からオフセットされているとして、前記コントローラを用いて特定することを更に含み、
前記コントローラを用いる前記少なくとも1つのアクチュエータの前記動作が、前記外周に向かう前記外周内の前記面積の前記内部から前記スワスの前記開始位置に、前記押出機を移動させる、請求項1に記載の方法。 - 一度前記押出機が前記スワスのための前記開始位置に到達すると、前記スワスを形成するために、前記押出機経路制御データを使用して、前記コントローラを用いて少なくとも1つのアクチュエータを動作させることを継続することを更に含む、請求項1に記載の方法。
- 前記スワスのための前記開始位置からの前記オフセットが、前記スワスの形成のための前記押出機経路制御データによって特定された速度、及び前記押出機によって押し出される材料の粘度を参照して判定される、請求項3に記載の方法。
- 前記スワスのための前記開始位置からの前記オフセットは、一度前記押出機が前記スワスのための前記開始位置に到達すると、前記押出機が前記スワスを形成するために移動する方向において、前記押出機のフェースプレートにわたる距離に対応する、請求項3に記載の方法。
- 前記スワスのための前記開始位置からの前記オフセットは、一度前記押出機が前記スワスのための前記開始位置に到達すると、前記押出機が前記スワスを形成するために移動する前記方向において、前記押出機の前記フェースプレートにわたる距離の半分に対応する、請求項5に記載の方法。
- 前記スワスのための前記開始位置からの前記オフセットは、一度前記押出機が前記スワスのための前記開始位置に到達すると、前記押出機が前記スワスを形成するために移動する前記方向に対して垂直な方向において、前記押出機の前記フェースプレートにわたる前記距離の半分に対応する、請求項5に記載の方法。
- 前記押出機が前記スワスの形成のための前記開始位置を出た後に、押出機ヘッドが移動する方向に対して垂直な方向において、前記遷移領域開始位置から前記スワスのための前記開始位置に前記押出機を移動させるように、前記コントローラを用いて前記少なくとも1つのアクチュエータを動作させることを更に含む、請求項4に記載の方法。
- 前記押出機が前記スワスの形成のための前記開始位置を出た後に、押出機ヘッドが移動する反対方向である方向において、前記遷移領域開始位置から前記スワスのための前記開始位置に前記押出機を移動させるように、前記コントローラを用いて前記少なくとも1つのアクチュエータを動作させることを更に含む、請求項4に記載の方法。
- 前記遷移領域開始位置が、前記スワスのための前記開始位置からオフセットされており、形成されるべき前記スワスが、角部を含む、請求項4に記載の方法。
- 前記遷移領域開始位置が、形成されるべき前記スワス内の前記角部内にある、請求項10に記載の方法。
- 前記角部を含む前記スワスの形成のために使用される複数のバルブを、前記コントローラを用いて動作させることを更に含む、請求項11に記載の方法。
- 前記押出機が前記遷移領域開始位置を通って前記スワスのための前記開始位置に移動される際に、前記角部を含む前記スワスの形成のために使用されるべき前記複数のバルブを、前記コントローラを用いて動作させることを更に含む、請求項12に記載の方法。
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US16/366,041 US11040487B2 (en) | 2019-03-27 | 2019-03-27 | Method for operating an extruder in a three-dimensional (3D) object printer to improve layer formation |
US16/366,041 | 2019-03-27 |
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JP2020157760A JP2020157760A (ja) | 2020-10-01 |
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JP7308165B2 true JP7308165B2 (ja) | 2023-07-13 |
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EP (1) | EP3715093B1 (ja) |
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JP2017109482A (ja) | 2015-12-08 | 2017-06-22 | ゼロックス コーポレイションXerox Corporation | 3次元物体プリンタ用の押出印刷ヘッド |
JP2019025912A (ja) | 2017-07-27 | 2019-02-21 | ゼロックス コーポレイションXerox Corporation | 三次元物体プリンタにおけるマルチノズル押出機のアライメントのためのシステム及び方法 |
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JP2020157760A (ja) | 2020-10-01 |
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CN111745951A (zh) | 2020-10-09 |
KR20200116032A (ko) | 2020-10-08 |
EP3715093B1 (en) | 2023-02-08 |
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US11040487B2 (en) | 2021-06-22 |
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