JP2017141511A - 積層造形法のための方法及び破断可能な支持体 - Google Patents
積層造形法のための方法及び破断可能な支持体 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/40—Structures for supporting workpieces or articles during manufacture and removed afterwards
- B22F10/47—Structures for supporting workpieces or articles during manufacture and removed afterwards characterised by structural features
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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
- B29C64/40—Structures for supporting 3D objects during manufacture and intended to be sacrificed after completion thereof
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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
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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
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
- B33Y40/20—Post-treatment, e.g. curing, coating or polishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
Description
2016年2月11日出願の米国特許出願番号[ ]、代理人整理番号037216.00009の名称「METHOD AND CONNECTING SUPPORTS FOR ADDITIVE MANUFACTURING」、
2016年2月11日出願の米国特許出願番号[ ]、代理人整理番号037216.00010の名称「METHODS AND SURROUNDING SUPPORTS FOR ADDITIVE MANUFACTURING」、
2016年2月11日出願の米国特許出願番号[ ]、代理人整理番号037216.00011の名称「METHODS AND KEYWAY SUPPORTS FOR ADDITIVE MANUFACTURING」、
2016年2月11日出願の米国特許出願番号[ ]、代理人整理番号037216.00014の名称「METHODS AND LEADING EDGE SUPPORTS FOR ADDITIVE MANUFACTURING」、及び、
2016年2月11日出願の米国特許出願番号[ ]、代理人整理番号037216.00015の名称「METHOD AND SUPPORTS WITH POWDER REMOVAL PORTS FOR ADDITIVE MANUFACTURING」。
[実施態様1]
粉末ベッド内で物体(200)を製造するための方法であって、
(a)溶融領域を形成するために、粉末ベッド内の粉末の層に照射するステップと、
(b)粉末ベッドの第1の側から粉末ベッドの上にリコータアーム(116)を通過させることによって、粉末ベッドの上に粉末の次の層を提供するステップと、
(c)物体(200)及び1以上の支持構造体(210)が粉末ベッド内に形成されるまで、ステップ(a)及び(b)を繰り返すステップであって、支持構造体(210)は弱体化部分(216)を含み、物体(200)は出口(206)を含む、ステップと、
(d)弱体化部分(216)において除去可能な支持構造体(210)を2以上の部分に破断するステップとを含む方法。
[実施態様2]
実施態様1に記載の方法であって、弱体化部分(216)は、ノッチ(220)を含む、方法。
[実施態様3]
実施態様2に記載の方法であって、弱体化部分(216)は、ノッチ(220)に位置合わせされた穿孔(218)を含む、方法。
[実施態様4]
実施態様3に記載の方法であって、穿孔(218)は、支持構造体(210)の第1の端部から対向する第2の端部まで延在する、方法。
[実施態様5]
実施態様1に記載の方法であって、形成された物体(200)は、出口(206)を含む、方法。
[実施態様6]
実施態様5に記載の方法であって、支持構造体(210)は、弱体化部分(216)を介して支持構造体(210)を破断した後に、出口(206)を通過することができる、方法。
[実施態様7]
実施態様5に記載の方法であって、支持構造体(210)は、弱体化部分(216)を介して支持構造体(210)を破断する前には、出口(206)を通過することができない、方法。
[実施態様8]
実施態様1に記載の方法であって、
(e)部分に物体(200)の出口(206)を通過させることにより、物体(200)から支持構造体(210)の2つの部分の少なくとも一方を除去するステップをさらに含む、方法。
[実施態様9]
実施態様1に記載の方法であって、
物体(200)は、第1の直径を有する第1の部分(202)及び第2の直径を有する第2の部分(204)を含み、
支持構造体(210)は、第1の幅を有する第1の部分(212)及び第2の幅を有する第2の部分(214)を有し、
支持構造体(210)の第1の幅は、物体(200)の第2の直径よりも大きい、方法。
[実施態様10]
実施態様9に記載の方法であって、第1の幅の2分の1は、第2の直径よりも小さい、方法。
[実施態様11]
実施態様9に記載の方法であって、
出口(206)は、物体(200)の第2の部分の端部に配置され、
開口部(206)は、第2の直径に等しい直径を有する、方法。
[実施態様12]
実施態様9に記載の方法であって、
第1の直径を有する物体(200)の第1の部分(202)は、第1の幅を有する支持構造体(210)の第1の部分(212)を取り囲み、
第2の直径を有する物体(200)の第2の部分(204)は、第2の幅を有する支持構造体(210)の第2の部分(214)を取り囲む、方法。
[実施態様13]
実施態様1に記載の方法であって、物体(200)は中空である、方法。
114 造形プレート
116 リコータアーム
118 粉末レベル
120 レーザー
122 部品
126 リザーバ
128 廃棄物容器
132 ガルボスキャナ
134 方向
136 エネルギービーム
200 物体
202 第1の部分(物体200)
204 第2の部分(物体200)
205 矢印
206 開口部、出口
210 支持構造体
212 第1の部分(支持構造体210)
214 第2の部分(支持構造体210)
216 弱体化部分
218 穿孔
220 ノッチ
Claims (13)
- 粉末ベッド内で物体を製造するための方法であって、
(a)溶融領域を形成するために、粉末ベッド内の粉末の層に照射するステップと、
(b)粉末ベッドの第1の側から粉末ベッドの上にリコータアームを通過させることによって、粉末ベッドの上に粉末の次の層を提供するステップと、
(c)物体及び1以上の支持構造体が粉末ベッド内に形成されるまで、ステップ(a)及び(b)を繰り返すステップであって、支持構造体は弱体化部分を含み、物体は出口を含む、ステップと、
(d)弱体化部分において除去可能な支持構造体を2以上の部分に破断するステップと
を含む方法。 - 弱体化部分がノッチを含む、請求項1に記載の方法。
- 弱体化部分がノッチに位置合わせされた穿孔を含む、請求項2に記載の方法。
- 穿孔が、支持構造体の第1の端部から対向する第2の端部まで延在する、請求項3に記載の方法。
- 形成された物体が、出口を含む、請求項1に記載の方法。
- 支持構造体が、弱体化部分を介して支持構造体を破断した後に、出口を通過することができる、請求項5に記載の方法。
- 支持構造体が、弱体化部分を介して支持構造体を破断する前には、出口を通過することができない、請求項5に記載の方法。
- (e)部分に物体の出口を通過させることにより、物体から支持構造体の2つの部分の少なくとも一方を除去するステップをさらに含む、請求項1に記載の方法。
- 物体が、第1の直径を有する第1の部分及び第2の直径を有する第2の部分を含み、支持構造体が、第1の幅を有する第1の部分及び第2の幅を有する第2の部分を有し、支持構造体の第1の幅が、物体の第2の直径よりも大きい、請求項1に記載の方法。
- 第1の幅の2分の1が第2の直径よりも小さい、請求項9に記載の方法。
- 出口が物体の第2の部分の端部に配置され、開口部が第2の直径に等しい直径を有する、請求項9に記載の方法。
- 第1の直径を有する物体の第1の部分が、第1の幅を有する支持構造体の第1の部分を取り囲み、第2の直径を有する物体の第2の部分が、第2の幅を有する支持構造体の第2の部分を取り囲む、請求項9に記載の方法。
- 物体が中空である、請求項1に記載の方法。
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US15/042,001 US10744713B2 (en) | 2016-02-11 | 2016-02-11 | Methods and breakable supports for additive manufacturing |
US15/042,001 | 2016-02-11 |
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JP2017141511A true JP2017141511A (ja) | 2017-08-17 |
JP6420855B2 JP6420855B2 (ja) | 2018-11-07 |
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