JP2008229842A - テーパー冷却孔を形成するシステム及び方法 - Google Patents

テーパー冷却孔を形成するシステム及び方法 Download PDF

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Publication number
JP2008229842A
JP2008229842A JP2008073409A JP2008073409A JP2008229842A JP 2008229842 A JP2008229842 A JP 2008229842A JP 2008073409 A JP2008073409 A JP 2008073409A JP 2008073409 A JP2008073409 A JP 2008073409A JP 2008229842 A JP2008229842 A JP 2008229842A
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Japan
Prior art keywords
section
electrode
cross
hole
ecm
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Ceased
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JP2008073409A
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English (en)
Japanese (ja)
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JP2008229842A5 (enExample
Inventor
Ching-Pang Lee
チン−パン・リー
Bin Wei
ビン・ウェイ
Chen-Yu Jack Chou
チェン−ユ・ジャック・チョウ
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General Electric Co
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General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2008229842A publication Critical patent/JP2008229842A/ja
Publication of JP2008229842A5 publication Critical patent/JP2008229842A5/ja
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/04—Electrodes specially adapted therefor or their manufacture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/04—Electrodes specially adapted therefor or their manufacture
    • B23H3/06—Electrode material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/10—Working turbine blades or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2008073409A 2007-03-22 2008-03-21 テーパー冷却孔を形成するシステム及び方法 Ceased JP2008229842A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/726,410 US7938951B2 (en) 2007-03-22 2007-03-22 Methods and systems for forming tapered cooling holes

Publications (2)

Publication Number Publication Date
JP2008229842A true JP2008229842A (ja) 2008-10-02
JP2008229842A5 JP2008229842A5 (enExample) 2013-02-07

Family

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JP2008073409A Ceased JP2008229842A (ja) 2007-03-22 2008-03-21 テーパー冷却孔を形成するシステム及び方法

Country Status (2)

Country Link
US (1) US7938951B2 (enExample)
JP (1) JP2008229842A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013255989A (ja) * 2012-06-08 2013-12-26 General Electric Co <Ge> 非円形孔を形成するための電極及び電解加工プロセス
WO2014185107A1 (ja) * 2013-05-16 2014-11-20 三菱重工業株式会社 電解加工工具、電解加工システム、及び孔空き部材の製造方法
US10113435B2 (en) 2011-07-15 2018-10-30 United Technologies Corporation Coated gas turbine components

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8778147B2 (en) * 2008-05-12 2014-07-15 General Electric Company Method and tool for forming non-circular holes using a selectively coated electrode
US8900424B2 (en) 2008-05-12 2014-12-02 General Electric Company Electrode and electrochemical machining process for forming non-circular holes
WO2012097187A2 (en) * 2011-01-13 2012-07-19 Perfect Point Edm Corporation Customized and varying cross-section electrodes
CN103008805B (zh) * 2012-12-14 2015-06-24 南京航空航天大学 冷电极不对称散热电火花加工方法
US20160199954A1 (en) * 2013-09-09 2016-07-14 Siemens Aktiengesellschaft Combustion chamber for a gas turbine, and tool and method for producing cooling ducts in a gas turbine component
US10101030B2 (en) 2014-09-02 2018-10-16 Honeywell International Inc. Gas turbine engines with plug resistant effusion cooling holes
US9623492B2 (en) 2015-03-27 2017-04-18 General Electric Company Milling tool for portion of slot in rotor
US9943920B2 (en) 2015-03-27 2018-04-17 General Electric Company Method for electro-chemical machining turbine wheel in-situ
US9827628B2 (en) 2015-03-27 2017-11-28 General Electric Company Fixture for electro-chemical machining electrode
CN106312214B (zh) 2015-06-26 2019-01-22 通用电气公司 电加工装置及电加工方法
CN105312692B (zh) * 2015-11-24 2017-04-12 山东大学（威海） 一种高回转精度微柱状电极在线电化学制备装置及方法
US10005139B2 (en) 2015-12-21 2018-06-26 General Electric Company Portable milling tool with method for turbomachine milling
CN109909566B (zh) * 2019-03-18 2020-04-24 南京航空航天大学 低温环境套料电解加工阴极系统及方法
CN114951858B (zh) * 2022-05-17 2024-05-10 哈尔滨工业大学 一种光纤激光与管电极电解复合用光电液耦合装置

Citations (4)

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Publication number Priority date Publication date Assignee Title
JPH04115829A (ja) * 1990-09-03 1992-04-16 Toshiba Corp 電解バリ取り装置、電解バリ取り方法及び電極
JPH05248204A (ja) * 1991-12-30 1993-09-24 General Electric Co <Ge> タービン用の動翼
JP2002307249A (ja) * 2001-04-10 2002-10-23 Mitsubishi Heavy Ind Ltd 穴加工方法及び穴加工用電極
JP2005288659A (ja) * 2004-04-05 2005-10-20 Denso Corp 電解加工方法及び電解加工装置

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US3803018A (en) 1970-01-23 1974-04-09 Trw Inc Electrolytic hole forming cathode electrode
IT1192336B (it) 1978-10-30 1988-03-31 Fiat Spa Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica
US4690737A (en) * 1986-06-10 1987-09-01 Cation Corporation Electrochemical rifling of gun barrels
US5306401A (en) * 1993-03-15 1994-04-26 Fierkens Richard H J Method for drilling cooling holes in turbine blades
US5416289A (en) * 1994-02-14 1995-05-16 Tanaka; Dwight Method of and apparatus for increasing the productivity of an electroerosion drill
US5820744A (en) * 1996-09-30 1998-10-13 Doncasters, Turbo Products Division Electrochemical machining method and apparatus
US6303193B1 (en) * 1998-11-05 2001-10-16 General Electric Company Process for fabricating a tool used in electrochemical machining
EP1013884B1 (de) * 1998-12-24 2005-07-27 ALSTOM Technology Ltd Turbinenschaufel mit aktiv gekühltem Deckbandelememt
US6582584B2 (en) * 1999-08-16 2003-06-24 General Electric Company Method for enhancing heat transfer inside a turbulated cooling passage
US6267868B1 (en) * 1999-08-16 2001-07-31 General Electric Company Method and tool for electrochemical machining
US6539627B2 (en) * 2000-01-19 2003-04-01 General Electric Company Method of making turbulated cooling holes
US6413407B1 (en) * 2000-11-27 2002-07-02 Lehr Precision, Inc. Fluted electrochemical machining
US6554571B1 (en) * 2001-11-29 2003-04-29 General Electric Company Curved turbulator configuration for airfoils and method and electrode for machining the configuration
US6743350B2 (en) * 2002-03-18 2004-06-01 General Electric Company Apparatus and method for rejuvenating cooling passages within a turbine airfoil
US6994514B2 (en) * 2002-11-20 2006-02-07 Mitsubishi Heavy Industries, Ltd. Turbine blade and gas turbine
US6910864B2 (en) * 2003-09-03 2005-06-28 General Electric Company Turbine bucket airfoil cooling hole location, style and configuration
US6997679B2 (en) * 2003-12-12 2006-02-14 General Electric Company Airfoil cooling holes
US6997675B2 (en) * 2004-02-09 2006-02-14 United Technologies Corporation Turbulated hole configurations for turbine blades

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04115829A (ja) * 1990-09-03 1992-04-16 Toshiba Corp 電解バリ取り装置、電解バリ取り方法及び電極
JPH05248204A (ja) * 1991-12-30 1993-09-24 General Electric Co <Ge> タービン用の動翼
JP2002307249A (ja) * 2001-04-10 2002-10-23 Mitsubishi Heavy Ind Ltd 穴加工方法及び穴加工用電極
JP2005288659A (ja) * 2004-04-05 2005-10-20 Denso Corp 電解加工方法及び電解加工装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10113435B2 (en) 2011-07-15 2018-10-30 United Technologies Corporation Coated gas turbine components
JP2013255989A (ja) * 2012-06-08 2013-12-26 General Electric Co <Ge> 非円形孔を形成するための電極及び電解加工プロセス
WO2014185107A1 (ja) * 2013-05-16 2014-11-20 三菱重工業株式会社 電解加工工具、電解加工システム、及び孔空き部材の製造方法
JP2014223706A (ja) * 2013-05-16 2014-12-04 三菱重工業株式会社 電解加工工具、電解加工システム、及び孔空き部材の製造方法
US9889515B2 (en) 2013-05-16 2018-02-13 Mitsubishi Heavy Industries, Ltd. Electrochemical machining tool, electrochemical machining system, and method for manufacturing perforated member

Also Published As

Publication number Publication date
US20080230378A1 (en) 2008-09-25
US7938951B2 (en) 2011-05-10

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