JP6728415B2 - 3d印刷表面の平坦度を向上させる方法 - Google Patents
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- 238000010146 3D printing Methods 0.000 title claims description 48
- 238000000034 method Methods 0.000 title claims description 39
- 238000000465 moulding Methods 0.000 claims description 150
- 239000000463 material Substances 0.000 claims description 84
- 239000007787 solid Substances 0.000 claims description 69
- 239000011435 rock Substances 0.000 claims description 14
- 238000007639 printing Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 17
- 230000007547 defect Effects 0.000 description 9
- 238000003860 storage Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
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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
- B29C64/124—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
- 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
- B29C64/124—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
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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
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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
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70416—2.5D lithography
-
- 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
-
- 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
- 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
-
- 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
- B33Y70/00—Materials specially adapted for additive manufacturing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
Description
10…成形槽
11…光源モジュール
12…成形ステージ
13…靭性層
14…光硬化性材料
15…スライスソリッドモデル
16…変形領域
2…光造形3Dプリンタ
20…制御モジュール
21…光源モジュール
22…揺動モジュール
23…成形槽
24…成形ステージ
25…接続モジュール
26…材料供給モジュール
27…昇降モジュール
28…マンマシンインタフェース
29…記憶モジュール
290…印刷ソフトウェア
3…コンピュータ装置
30…スライスソフトウェア
40…靭性層
41…光硬化性材料
42…スライスソリッドモデル
50…変形領域
h1、h2…所定層高さ
Claims (13)
- 光造形3Dプリンタに用いられる3D印刷表面の平坦度を向上させる方法であって、
前記光造形3Dプリンタは、光源モジュールと、成形ステージと、成形槽と、揺動モジュールとを含み、前記成形槽の底部に透光性を有する靭性層が敷設され、
前記3D印刷表面の平坦度を向上させる方法は、
(a)前記成形ステージの成形面を前記成形槽に装填された光硬化性材料に接触させ、前記成形面を、前記靱性層との間の間隔が所定層高さ以上の位置から所定層高さになるように、前記靱性層に向かって接近させ、
(b)前記成形ステージと前記靭性層との間の前記光硬化性材料を流動させるために、前記成形槽を揺動させるように前記揺動モジュールを制御するステップと、
(c)前記成形槽を揺動させるのを停止し、1層の印刷データに基づいて、前記成形面に1層のスライスソリッドモデルを印刷するために、前記成形ステージに向かって照射するように前記光源モジュールを制御するステップと、を含み、前記成形面は、前記成形ステージの盤面又は印刷された前記スライスソリッドモデルの最上層の表面であることを特徴とする3D印刷表面の平坦度を向上させる方法。 - (d1)前記成形面から前記光硬化性材料を離脱するステップと、
(d2)全ての前記スライスソリッドモデルの印刷が完了して3Dソリッドモデルになるように積み重ねられるまで、前記ステップ(a)〜前記ステップ(d1)を繰り返すステップと、をさらに含むことを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。 - 前記ステップ(a)は、印刷条件が満たされた後に前記成形面を前記光硬化性材料に接触させるステップであることを特徴とする請求項2に記載の3D印刷表面の平坦度を向上させる方法。
- 前記靭性層の材質が透光性シリコーンであることを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
- 前記ステップ(a)の前に、
(e1)補充条件が満たされたときに、新たな前記光硬化性材料を前記成形槽に注入するように前記光造形3Dプリンタの材料供給モジュールを制御するステップと、
(e2)新たな前記光硬化性材料を注入するときに、前記成形槽内の前記光硬化性材料を流動させるために前記成形槽を揺動させるように前記揺動モジュールを制御するステップと、をさらに含むことを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。 - 前記ステップ(b)では、前記成形槽を第1の速度で揺動させ、
前記ステップ(e2)では、前記成形槽を前記第1の速度より遅い第2の速度で揺動させることを特徴とする請求項5に記載の3D印刷表面の平坦度を向上させる方法。 - 前記ステップ(b)では、前記成形槽を水平方向に往復移動させるか、又は前記成形槽を水平に回転させるように前記揺動モジュールを制御することを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
- 前記ステップ(b)では、前記成形槽を水平方向に往復移動させる、及び前記成形槽を水平に回転させるように前記揺動モジュールを制御することを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
- 前記ステップ(c)では、揺動停止条件が満たされたときに、前記成形槽を揺動させるのを停止することを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
- 前記揺動停止条件は、前記成形槽を予め設定された回数で揺動させること、前記成形槽を予め設定された時間で揺動させること、又は前記成形槽を予め設定された角度で回転させることであることを特徴とする請求項9に記載の3D印刷表面の平坦度を向上させる方法。
- 各層の前記印刷データが2次元画像であり、
前記ステップ(c)では、1層の前記印刷データにおける複数の画素の画素値に基づいて、1層のスライスソリッドモデルを印刷するために、前記成形ステージの前記複数の画素に対応する位置にそれぞれ向かって照射するように前記光源モジュールを制御することを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。 - 前記ステップ(c)では、前記成形槽を揺動させるのを停止した後、予め設定された待ち時間を計時し、前記予め設定された待ち時間が経過した後、前記成形面に1層のスライスソリッドモデルを印刷するために、前記成形ステージに向かって照射するように前記光源モジュールを制御することを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
- 前記光硬化性材料は流体であり、
前記ステップ(b)は、前記成形ステージと前記靱性層との間の前記光硬化性材料を流動させて前記靱性層の変形領域を形成する押し下げ力を解放させるように、前記成形槽を揺動し始めるために、前記揺動モジュールを制御することであり、
前記成形槽の前記底部は透光性材料であり、前記成形槽の槽体の内側の前記底部に前記靱性層が直接敷設され、
前記ステップ(c)は、射出された光ビームが、前記底部及び前記靱性層を貫通して前記成形槽内の流体である前記光硬化性材料を照射するように、前記成形面に向かって照射するために、前記成形槽の前記底部の下方に固設された前記光源モジュールを制御することであることを特徴とする請求項1に記載の3D印刷表面の平坦度を向上させる方法。
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CN201811025176.7A CN110920056A (zh) | 2018-09-04 | 2018-09-04 | 提升3d打印表面平整度的方法 |
CN201811025176.7 | 2018-09-04 |
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US (1) | US20200070411A1 (ja) |
EP (1) | EP3620289A1 (ja) |
JP (1) | JP6728415B2 (ja) |
CN (1) | CN110920056A (ja) |
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US11919228B2 (en) * | 2020-12-23 | 2024-03-05 | Formlabs, Inc. | Techniques for improved additive fabrication on a film surface and related systems and methods |
CN112761584B (zh) * | 2021-01-14 | 2022-03-18 | 中国矿业大学 | 用于碎软煤层水力压裂测试的模拟试样制作方法及装置 |
CN113878878A (zh) * | 2021-09-29 | 2022-01-04 | 杭州正向增材制造技术有限公司 | 3d打印模型表面处理方法 |
CN115214146A (zh) * | 2022-06-23 | 2022-10-21 | 先临三维科技股份有限公司 | 3d打印控制方法、装置、电子设备及介质 |
CN115107279B (zh) * | 2022-06-23 | 2024-02-23 | 先临三维科技股份有限公司 | 上拉式面成型3d打印曝光前等待时间预测方法及系统 |
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EP0379068A3 (en) * | 1989-01-18 | 1990-11-28 | Mitsui Engineering and Shipbuilding Co, Ltd. | Optical molding method and apparatus |
JPH08150662A (ja) * | 1994-11-30 | 1996-06-11 | Olympus Optical Co Ltd | 粉末混合光硬化性樹脂を用いた光造形装置及び光造形方法 |
US9873223B2 (en) * | 2014-10-05 | 2018-01-23 | X Development Llc | Shifting a curing location during 3D printing |
US10363710B2 (en) * | 2016-01-22 | 2019-07-30 | Indizen Optical Technologies of America, LLC | Creating homogeneous optical elements by additive manufacturing |
JP2019142197A (ja) * | 2018-02-23 | 2019-08-29 | キヤノン株式会社 | 造形装置、容器、および造形物の製造方法 |
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- 2018-09-04 CN CN201811025176.7A patent/CN110920056A/zh active Pending
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2019
- 2019-01-23 JP JP2019008885A patent/JP6728415B2/ja not_active Expired - Fee Related
- 2019-01-25 US US16/257,369 patent/US20200070411A1/en not_active Abandoned
- 2019-01-31 EP EP19154782.7A patent/EP3620289A1/en not_active Withdrawn
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US20200070411A1 (en) | 2020-03-05 |
CN110920056A (zh) | 2020-03-27 |
JP2020037247A (ja) | 2020-03-12 |
EP3620289A1 (en) | 2020-03-11 |
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