JP6785323B2 - ワークピースを機械加工するためのシステムおよび方法ならびにワークピースから機械加工した物品 - Google Patents
ワークピースを機械加工するためのシステムおよび方法ならびにワークピースから機械加工した物品 Download PDFInfo
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- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
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- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
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- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of iron or steel
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/40—Structures for supporting workpieces or articles during manufacture and removed afterwards
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- 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
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/53—Nozzles
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- B22F2003/247—Removing material: carving, cleaning, grinding, hobbing, honing, lapping, polishing, milling, shaving, skiving, turning the surface
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- B33Y80/00—Products made by additive manufacturing
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- 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
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Description
102 底面
103 隙間
104 ビルドプレート
106 ボディ部分
108 外面
110 内面
112 内部通路
114 アクセスポート
116 電極
118 固定具
120 第1の端部部分
122 第2の端部部分
124 主部分
200 付加製造システム
202 付加製造装置
204 粉末配送装置
206 コンピュータ
208 レーザ
210 金属粉末
212 粉末床
214 第1の側壁
216 第2の側壁
218 ビルドプレート
220 ピストン
222 作業面
224 粉末供給部
226 粉末分配器
228 レーザビーム
300 ECMデバイス
302 支持プレート
310 電解液供給部
312 電解液源
314 電解液
315 コンジット
316 ポンプ
318 ノズル
319 容器
320 電力供給部
322 電源
324 正リード線
326 負リード線
328 コントローラ
400 除去装置
410 エッチング溶液供給部
412 エッチング溶液源
414 エッチング溶液
415 コンジット
416 ポンプ
418 ノズル
419 容器
420 耐腐食コーティング
500 システム
600 ワークピース
602 第1の端部
603 隙間
604 第2の端部
610 内面
612 内部通路
616 電極
620 第1の部分
622 第2の部分
630 導電性コーティング
632 導電性ストリップ
640 引出し線
700 ECMデバイス
710 電解液供給部
712 電解液源
714 電解液
715 コンジット
716 ポンプ
718 ノズル
719 容器
720 電力供給部
722 電源
724 正リード線
726 負リード線
728 コントローラ
800 除去装置
810 引出し線
900 システム
990 物品
Claims (16)
- ワークピース(100、600)を機械加工するためのシステム(500、900)であって、前記ワークピース(100、600)が内部通路(112、612)を画定する内面(110、610)を含み、前記システム(500、900)が、
前記内部通路(112、612)内に設置されかつ前記ワークピース(100、600)とは電気的に分離された電極(116、616)と、
前記電極(116、616)と前記ワークピース(100、600)との間の隙間(103、603)に電解液(314、714)を循環させるための電解液供給部(310、710)と、
前記内面(110、610)を平滑化することを促進させるために前記電極(116、616)と前記ワークピース(100、600)との間に電圧を印加するための電力供給部( 3 2 0 、7 2 0 ) と、
前記内面(110、610)を平滑化した後で前記内部通路(112、612)内から前記電極(116、616)を完全に取り除くための除去装置(400、800)と
を備え、
前記電極(116、616)が、付加製造装置(202)を使用して前記内部通路(112、612)内に形成され、
前記除去装置(400、800)が、エッチング溶液供給部(410)を備え、前記エッチング溶液供給部(410)のエッチング溶液(414)が、前記電極(116、616)を完全に溶解させるために、前記内部通路(112、612)内から前記電解液(314、714)を取り除いた後で前記内部通路(112、612)へと循環させるが前記平滑化した内面(110、610)とは接触しないように構成される、システム(500、900)。 - 前記除去装置(400、800)は、前記エッチング溶液(414)によって溶解されることから前記平滑化した内面( 1 1 0 、6 1 0 ) を保護するために前記平滑化した内面(110、610)に堆積された耐腐食コーティング(420)を含み、
前記耐腐食コーティング(420)が、前記内部通路(112、612)内から前記エッチング溶液(414)を取り除いた後で前記内部通路(112、612)内から取り除かれる、請求項1記載のシステム(500、900)。 - 前記耐腐食コーティング(420)が、ワックスまたはスラリによって形成される、請求項2記載のシステム(500、900)。
- 前記耐腐食コーティング(420)が、加熱またはエッチングによって前記内部通路(112、612)内から取り除かれる、請求項2記載のシステム(500、900)。
- 前記電極(116、616)が、中実電極、中空電極、またはこれらの組み合わせを含む、請求項1記載のシステム(500、900)。
- 前記電極(116、616)が前記内部通路(112、612)へと挿入され得ることを確実にするために、前記電極(116、616)はフレキシブルであり、
前記除去装置(400、800)が、前記電解液(314、714)を前記内部通路(112、612)内から取り除いた後で、取り除こうとする前記電極(116、616)を前記内部通路(112、612)の外へ引き出すまたは押し出すための引出し線(640、810)を含む、請求項1記載のシステム(500、900)。 - 前記内部通路(112、612)が、らせん状もしくは捻じれた内部通路(112、612)である、または軸方向に変化する断面寸法を有する、請求項6記載のシステム(500、900)。
- 前記電極(116、616)が、
第1の部分(620)と、
前記それぞれの第1の部分(620)上に形成された導電性コーティング(630)と、
第2の部分と、
前記それぞれの第2の部分(622)上に形成された導電性ストリップ(632)とを備え、
前記第1の部分(620)および前記第2の部分(622)が付加製造装置(202)を使用して一緒に形成され、前記導電性コーティング(630)および前記導電性ストリップが前記電極(116、616)の導電性を与えるために一緒につなげられる、請求項6記載のシステム(500、900)。 - 前記第1の部分(620)の各々および前記第2の部分(622)の各々が、隣り合わせに組み立てられる、請求項8記載のシステム(500、900)。
- 前記第1の部分(620)の各々が、非導電性材料から作られ、前記第2の部分(622)の各々が、非導電性材料から作られ、
前記第1の部分(620)および前記第2の部分(622)が、前記電極(116、616)と前記ワークピース(100、600)との間に電気的な分離を与えるようなサイズにされる、請求項8記載のシステム(500、900)。 - 前記第1の部分(620)の各々が、堅固なプラスチック材料から作られ、前記第2の部分(622)の各々が、軟らかいプラスチック材料から作られる、請求項8記載のシステム(500、900)。
- 前記導電性コーティング(630)が、金属コーティングを含み、前記金属コーティングが、電気メッキを使用して前記それぞれの第1の部分(620)上に形成され、
前記導電性ストリップが、金属ストリップを含み、前記金属ストリップが、電気メッキを使用して前記それぞれの第2の部分(622)上に形成される、請求項8記載のシステム(500、900)。 - 前記システム(500、900)が、
前記内部通路(112、612)内に設置されかつ前記ワークピース(100、600)とは電気的に分離された複数の電極(116、616)を備え、
前記電解液供給部(310、710)が、前記電極(116、616)の各々と前記ワークピース(100、600)との間の前記隙間(103、603)に前記電解液(314、714)を循環させるために構成され、前記電力供給部(320、720)が、前記内面(110、610)の平滑化を促進させるために前記電極(116、616)の各々と前記ワークピース(100、600)との間に電圧を印加するために構成され、前記除去装置(400、800)が、前記内面(110、610)を平滑化した後で前記内部通路(112、612)内から電極(116、616)を完全に取り除くために構成される、
請求項1記載のシステム(500、900)。 - ワークピース(100、600)を機械加工するための方法であって、前記ワークピース(100、600)が内部通路(112、612)を画定する内面(110、610)を含み、前記方法が、
前記内部通路(112、612)内に設置されかつ前記ワークピース(100、600)とは電気的に分離された電極(116、616)を設けるステップと、
前記電極(116、616)と前記ワークピース(100、600)との間の隙間(103、603)に電解液(314、714)を循環させるステップと、
前記内面(110、610)を平滑化することを促進させるために前記電極(116、616)と前記ワークピース(100、600)との間に電圧を印加するステップと、
前記内面(110、610)を平滑化した後で前記内部通路(112、612)内から前記電極(116、616)を完全に取り除くステップと
を含み、
前記ワークピース(100、600)が、付加製造法によって形成され、
前記内部通路(112、612)内に設置される前記電極(116、616)を設けるステップが、
前記内部通路(112、612)内に付加製造法によって前記電極(116、616)を形成するステップ
を含み、
前記内部通路(112、612)内から前記電極(116、616)を完全に取り除くステップが、
前記電極(116、616)を完全に溶解させるために、前記内部通路(112、612)内から前記電解液(314、714)を取り除いた後で前記内部通路(112、612)へと循環されるが前記平滑化した内面(110、610)とは接触しないエッチング溶液(414)を供給するステップ
を含む、方法。 - 前記エッチング溶液(414)によって溶解されることから前記平滑化した内面(110、610)を保護するために前記平滑化した内面(110、610)上に耐腐食コーティング(420)を堆積するステップと、
前記内部通路(112、612)内から前記エッチング溶液(414)を取り除いた後で前記内部通路(112、612)内から前記耐腐食コーティング(420)を取り除くステップと
をさらに含む、請求項14記載の方法。 - 前記内部通路(112、612)内に設置される前記電極(116、616)を設けるステップが、
前記電極(116、616)が前記内部通路(112、612)へと挿入され得ることを確実にするために、フレキシブルである前記電極(116、616)を設けるステップを含み、
前記内部通路(112、612)内から前記電極(116、616)を完全に取り除くステップが、
前記内部通路(112、612)内から前記電解液(314、714)を取り除いた後で、取り除こうとする前記電極(116、616)を前記内部通路(112、612)の外へ引き出すステップまたは押し出すステップ
を含む、請求項14記載の方法。
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