DE3865732D1 - Elektroden fuer die elektrochemische bearbeitung von schaufeln. - Google Patents
Elektroden fuer die elektrochemische bearbeitung von schaufeln.Info
- Publication number
- DE3865732D1 DE3865732D1 DE8888304389T DE3865732T DE3865732D1 DE 3865732 D1 DE3865732 D1 DE 3865732D1 DE 8888304389 T DE8888304389 T DE 8888304389T DE 3865732 T DE3865732 T DE 3865732T DE 3865732 D1 DE3865732 D1 DE 3865732D1
- Authority
- DE
- Germany
- Prior art keywords
- electrodes
- blank
- workpiece
- electrolyte
- blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/10—Supply or regeneration of working media
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/049,079 US4772372A (en) | 1987-05-13 | 1987-05-13 | Electrodes for electrochemically machining airfoil blades |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3865732D1 true DE3865732D1 (de) | 1991-11-28 |
Family
ID=21957942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888304389T Expired - Fee Related DE3865732D1 (de) | 1987-05-13 | 1988-05-13 | Elektroden fuer die elektrochemische bearbeitung von schaufeln. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4772372A (de) |
EP (1) | EP0292214B2 (de) |
JP (1) | JP2685802B2 (de) |
CN (1) | CN1017879B (de) |
AT (1) | ATE68737T1 (de) |
AU (1) | AU601078B2 (de) |
CA (1) | CA1333787C (de) |
DE (1) | DE3865732D1 (de) |
IL (1) | IL85617A (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4935865A (en) * | 1988-06-02 | 1990-06-19 | The United States Of America As Represented By The Secretary Of The Air Force | Computer controlled electropolishing system |
GB2300584B (en) * | 1995-05-11 | 1998-09-02 | Rolls Royce Plc | Improvements in or relating to electrochemical machining of aerofoil blades |
US6106204A (en) * | 1997-09-05 | 2000-08-22 | United Technologies Corporation | Apparatus for forming the edge of an airfoil |
US20020125215A1 (en) * | 2001-03-07 | 2002-09-12 | Davis Brian Michael | Chemical milling of gas turbine engine blisks |
US6562227B2 (en) | 2001-07-31 | 2003-05-13 | General Electric Company | Plunge electromachining |
US6866769B2 (en) * | 2001-11-14 | 2005-03-15 | General Electric Company | Drive head and ECM method and tool for making same |
DE102004004991B4 (de) * | 2004-01-30 | 2008-03-06 | Extrude Hone Vmb Gmbh | Verfahren und Vorrichtung zum elektrochemischen Bearbeiten von Werkstücken |
US20050247569A1 (en) * | 2004-05-07 | 2005-11-10 | Lamphere Michael S | Distributed arc electroerosion |
DE102004036598A1 (de) * | 2004-07-28 | 2006-03-23 | Mtu Aero Engines Gmbh | Verfahren zum Herstellen aerodynamischer Strukturen bei der Fertigung von integral beschaufelten Gasturbinenrotoren |
FR2893357B1 (fr) * | 2005-11-15 | 2011-05-06 | Snecma | Lechette annulaire destinee a un labyrinthe d'etancheite et son procede de fabrication |
CN101646607B (zh) * | 2006-11-16 | 2012-02-29 | 内斯特克公司 | 用于配送液体的计量泵 |
US20080142488A1 (en) * | 2006-12-19 | 2008-06-19 | General Electric Company | Compound electrode, methods of manufacture thereof and articles comprising the same |
US8057645B2 (en) * | 2007-07-06 | 2011-11-15 | Turbocam, Inc. | System and method for providing electrochemical machining of a device |
DE102007060070A1 (de) * | 2007-12-13 | 2009-06-18 | Mtu Aero Engines Gmbh | Verfahren zum Abtragen von Material von einem Bauteil und Elektrode |
DE102007062559A1 (de) * | 2007-12-22 | 2009-06-25 | Mtu Aero Engines Gmbh | Verfahren zur Herstellung und Reparatur eines Bauteils und Bauteil einer Gasturbine |
DE102008004776A1 (de) * | 2008-01-17 | 2009-07-23 | Mtu Aero Engines Gmbh | Verfahren zur Herstellung von integral beschaufelten Rotoren |
TWM355080U (en) * | 2008-09-03 | 2009-04-21 | Bobson Hygiene Internat Inc | Delivering device of cleaning solution |
GB2467523A (en) * | 2009-01-30 | 2010-08-04 | Cummins Turbo Tech Ltd | Method for manufacturing turbine wheels |
EP2540876B1 (de) * | 2011-06-30 | 2018-08-15 | General Electric Company | Verfahren zum aufrauen von metalloberflächen und damit hergestellter gegenstand |
US9162301B2 (en) | 2012-08-06 | 2015-10-20 | General Electric Company | Electrochemical machining tools and methods |
US8906221B2 (en) | 2012-08-06 | 2014-12-09 | General Electric Company | Electrochemical grinding tool and method |
EP3163662B1 (de) | 2015-08-21 | 2020-05-06 | Sumitomo Electric Industries, Ltd. | Rahmenkörper, zellrahmen für eine redoxflussbatterie und redoxflussbatterie |
CN110076408B (zh) * | 2019-05-10 | 2020-09-11 | 中国航发南方工业有限公司 | 径向扩压器通道预处理方法 |
CN115625388A (zh) * | 2022-11-08 | 2023-01-20 | 南京航空航天大学 | 气浮密封式整体叶盘电解加工工装夹具及方法 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US31605A (en) * | 1861-03-05 | Wood-saw house | ||
US3046206A (en) * | 1955-02-23 | 1962-07-24 | Richard C Johnson | Electro-chemical machining system |
NL125378C (de) * | 1959-11-27 | |||
DE1251126B (de) * | 1960-06-03 | |||
NL290086A (de) * | 1962-03-22 | |||
NL291574A (de) * | 1962-04-16 | |||
GB1051036A (de) * | 1962-05-11 | |||
US3271291A (en) * | 1962-12-03 | 1966-09-06 | Gen Electric | Electrochemical machining apparatus with electrolyte flow control means |
US3372099A (en) * | 1963-05-01 | 1968-03-05 | John E. Clifford | Electrochemical machining using a multisegmented electrode with individual current control for each segment |
GB1135571A (en) * | 1964-12-23 | 1968-12-04 | Rolls Royce | Electrochemical machining |
CH460975A (fr) * | 1967-05-05 | 1968-08-15 | Charmilles Sa Ateliers | Dispositif d'amenée de courant à une pièce à usiner par usinage électro-chimique |
JPS4937012B1 (de) * | 1967-09-18 | 1974-10-04 | ||
US3551310A (en) * | 1967-10-04 | 1970-12-29 | Inoue K | Gas-pressure gate arrangement for electrochemical machining |
US3714017A (en) * | 1967-10-12 | 1973-01-30 | Siemens Ag | Electrode device for electrochemically forming the plates of turbine rotors |
FR2084504A5 (de) * | 1970-03-13 | 1971-12-17 | Metem Corp | |
US3803009A (en) * | 1970-12-28 | 1974-04-09 | Hitachi Ltd | Method of producing a unitary turbine wheel having twisted blades by electrolytic fabrication |
DE2153135A1 (de) * | 1971-10-26 | 1973-05-03 | Motoren Turbinen Union | Verfahren zur elektrochemischen herstellung eines genau definierten metallischen koerpers, vorzugsweise einer schaufel fuer stroemungsmaschinen |
US3849273A (en) * | 1973-01-04 | 1974-11-19 | G Johnson | Method of and apparatus for radiussing an edge or edges of a metallic aerofoil blade |
CH588326A5 (de) * | 1974-09-16 | 1977-05-31 | Agie Ag Ind Elektronik | |
US3970538A (en) * | 1975-03-19 | 1976-07-20 | Avco Corporation | Apparatus for electro-chemical milling of turbine blade edges |
US4052284A (en) * | 1976-04-30 | 1977-10-04 | Trw Inc. | Apparatus for electrochemically forming a plurality of articles |
US4057475A (en) * | 1976-06-28 | 1977-11-08 | Trw Inc. | Method of forming a plurality of articles |
US4167462A (en) * | 1977-04-14 | 1979-09-11 | Trw Inc. | Electrode drive and controls for electrochemical machining |
US4256555A (en) * | 1978-05-30 | 1981-03-17 | Rolls Royce Limited | Electro-chemical-machining of aerofoil blades |
GB2134926B (en) * | 1983-02-10 | 1986-01-15 | Rolls Royce | Electro chemical machining |
US4657645A (en) * | 1985-11-27 | 1987-04-14 | Ex-Cell-O Corporation | ECM machine with workpart shroud and arbor assembly |
US4657649A (en) * | 1985-11-27 | 1987-04-14 | Ex-Cell-O Corporation | ECM machine with skewed workpart and pocketed cathodes |
US4663011A (en) * | 1985-11-27 | 1987-05-05 | Ex-Cello-O Corporation | Multi-axis ECM machine useful for machining airfoils of rotors |
-
1987
- 1987-05-13 US US07/049,079 patent/US4772372A/en not_active Expired - Lifetime
-
1988
- 1988-03-02 IL IL85617A patent/IL85617A/xx not_active IP Right Cessation
- 1988-03-09 CN CN88101311A patent/CN1017879B/zh not_active Expired
- 1988-05-05 CA CA000566042A patent/CA1333787C/en not_active Expired - Lifetime
- 1988-05-13 JP JP63115022A patent/JP2685802B2/ja not_active Expired - Fee Related
- 1988-05-13 EP EP88304389A patent/EP0292214B2/de not_active Expired - Lifetime
- 1988-05-13 DE DE8888304389T patent/DE3865732D1/de not_active Expired - Fee Related
- 1988-05-13 AT AT88304389T patent/ATE68737T1/de not_active IP Right Cessation
- 1988-09-16 AU AU22249/88A patent/AU601078B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US4772372A (en) | 1988-09-20 |
CA1333787C (en) | 1995-01-03 |
CN1017879B (zh) | 1992-08-19 |
AU2224988A (en) | 1990-04-26 |
IL85617A0 (en) | 1988-08-31 |
JP2685802B2 (ja) | 1997-12-03 |
CN88101311A (zh) | 1988-11-30 |
AU601078B2 (en) | 1990-08-30 |
EP0292214A1 (de) | 1988-11-23 |
EP0292214B1 (de) | 1991-10-23 |
ATE68737T1 (de) | 1991-11-15 |
IL85617A (en) | 1991-04-15 |
EP0292214B2 (de) | 1995-08-23 |
JPS645733A (en) | 1989-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8128 | New person/name/address of the agent |
Representative=s name: VOIGT, R., DIPL.-ING., PAT.-ANW., 6232 BAD SODEN |
|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8366 | Restricted maintained after opposition proceedings | ||
8380 | Miscellaneous part iii |
Free format text: IM HEFT 43/95, SEITE 14073 SP.2: DIE VEROEFFENTLICHUNG IST ZU STREICHEN |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN |
|
8339 | Ceased/non-payment of the annual fee |