IT1192336B - Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica - Google Patents

Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica

Info

Publication number
IT1192336B
IT1192336B IT69489/78A IT6948978A IT1192336B IT 1192336 B IT1192336 B IT 1192336B IT 69489/78 A IT69489/78 A IT 69489/78A IT 6948978 A IT6948978 A IT 6948978A IT 1192336 B IT1192336 B IT 1192336B
Authority
IT
Italy
Prior art keywords
removal processing
electrode tool
electrochemical removal
electrochemical
electrode
Prior art date
Application number
IT69489/78A
Other languages
English (en)
Other versions
IT7869489A0 (it
Inventor
Giuseppe Capello
Vittorio Giordano
Renato Biondi
Original Assignee
Fiat Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fiat Spa filed Critical Fiat Spa
Priority to IT69489/78A priority Critical patent/IT1192336B/it
Publication of IT7869489A0 publication Critical patent/IT7869489A0/it
Priority to GB7931541A priority patent/GB2034753B/en
Priority to US06/076,005 priority patent/US4250011A/en
Priority to FR7926545A priority patent/FR2440244A1/fr
Priority to DE19792943418 priority patent/DE2943418A1/de
Application granted granted Critical
Publication of IT1192336B publication Critical patent/IT1192336B/it

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
    • B23H9/006—Cavity sinking
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/12—Cooling of valves
    • F01L3/14—Cooling of valves by means of a liquid or solid coolant, e.g. sodium, in a closed chamber in a valve
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2303/00—Manufacturing of components used in valve arrangements
    • F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
IT69489/78A 1978-10-30 1978-10-30 Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica IT1192336B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT69489/78A IT1192336B (it) 1978-10-30 1978-10-30 Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica
GB7931541A GB2034753B (en) 1978-10-30 1979-09-11 Electrode tool for electrochemical machining of metal components
US06/076,005 US4250011A (en) 1978-10-30 1979-09-17 Electrode tool for electrochemical machining
FR7926545A FR2440244A1 (fr) 1978-10-30 1979-10-25 Outil-electrode pour l'usinage electrochimique
DE19792943418 DE2943418A1 (de) 1978-10-30 1979-10-26 Elektrodenwerkzeug zur elektrochemischen bearbeitung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT69489/78A IT1192336B (it) 1978-10-30 1978-10-30 Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica

Publications (2)

Publication Number Publication Date
IT7869489A0 IT7869489A0 (it) 1978-10-30
IT1192336B true IT1192336B (it) 1988-03-31

Family

ID=11312243

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69489/78A IT1192336B (it) 1978-10-30 1978-10-30 Utensile ad elettrodo per lavorazioni ad asportazione elettrochimica

Country Status (5)

Country Link
US (1) US4250011A (it)
DE (1) DE2943418A1 (it)
FR (1) FR2440244A1 (it)
GB (1) GB2034753B (it)
IT (1) IT1192336B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938402C2 (de) * 1979-09-22 1982-11-11 Daimler-Benz Ag, 7000 Stuttgart Kathode für das elektrochemische Metallabtrageverfahren
DE3490750T1 (de) * 1984-07-31 1986-08-07 Institut elektroniki imeni U.A.Arifova Akademii Nauk Uzbekskoi SSR, Taškent, Akademgorodok Werkzeugelektrode zum elektroerosiven Lochen von Bohrungen in Werkstücken und Verfahren des elektroerosiven Lochens von Bohrungen in Werkstücken mittels dieser Werkzeugelektrode
US4601803A (en) * 1985-02-11 1986-07-22 J. T. Slocomb Co. Electrochemical machining technique and apparatus
FR2585817B1 (fr) * 1985-08-05 1989-08-25 Framatome Sa Procede et dispositif de traitement de surface pour les echangeurs de chaleur
US5292072A (en) * 1990-03-29 1994-03-08 Cummins Engine Company, Inc. Fuel injectors and methods for making fuel injectors
US5192026A (en) * 1990-03-29 1993-03-09 Cummins Engine Company, Inc. Fuel injectors and methods for making fuel injectors
US5637239A (en) * 1995-03-31 1997-06-10 United Technologies Corporation Curved electrode and method for electrical discharge machining curved cooling holes
US6303193B1 (en) * 1998-11-05 2001-10-16 General Electric Company Process for fabricating a tool used in electrochemical machining
US6200439B1 (en) * 1998-11-05 2001-03-13 General Electric Company Tool for electrochemical machining
US6866769B2 (en) * 2001-11-14 2005-03-15 General Electric Company Drive head and ECM method and tool for making same
DE10318064B4 (de) * 2002-04-18 2014-11-13 Kohler Ecm-Technik Vorrichtung und Verfahren zum Herstellen einer Verbindungsbohrung zwischen einer Hauptbohrung und einer Nebenbohrung durch ECM-Senken
SG126867A1 (en) * 2005-04-22 2006-11-29 Asulab Sa Chemical etch assisted spark machining head
US20080230396A1 (en) * 2007-03-22 2008-09-25 General Electric Company Methods and systems for forming turbulated cooling holes
US7938951B2 (en) 2007-03-22 2011-05-10 General Electric Company Methods and systems for forming tapered cooling holes
US7964087B2 (en) * 2007-03-22 2011-06-21 General Electric Company Methods and systems for forming cooling holes having circular inlets and non-circular outlets
DE102010051871A1 (de) * 2010-11-22 2012-05-24 Märkisches Werk GmbH Verfahren zur Herstellung von Ventilen für den Gasaustausch und nach einem derartigen Verfahren hergestellte Ventile
DE102011077198A1 (de) * 2011-06-08 2012-12-13 Mahle International Gmbh Verfahren zum Herstellen eines metallischen Hohlventils mit verbesserter Kühlung
DE102012110016A1 (de) 2012-10-19 2014-04-24 Bernhard Wietrzynski Verfahren und Vorrichtung zum Herstellen einer Vertiefung mit Hinterschneidung
DE102014225618A1 (de) * 2014-12-11 2016-06-16 Mahle International Gmbh Verfahren zur Herstellung eines Hohlventils
DE102016200739A1 (de) * 2016-01-20 2017-07-20 Mahle International Gmbh Metallisches Hohlventil für eine Brennkraftmaschine eines Nutzkraftfahrzeugs
US10413983B2 (en) 2017-10-17 2019-09-17 United Technologies Corporation Method for electrochemical machining of complex internal additively manufactured surfaces
CN109865907A (zh) * 2019-04-12 2019-06-11 南京宁庆数控机床制造有限公司 一种电解加工机床

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB611610A (en) * 1943-04-09 1948-11-02 Thompson Prod Inc Methods of and apparatus for electrolytically cleaning or descaling the internal surface of a hollow metal article, such as the internal surface of a hollow metal valve
NL93457C (it) * 1955-12-30
US3696014A (en) * 1970-04-27 1972-10-03 Rolls Royce Electrolytic drilling
GB1495710A (en) * 1974-01-30 1977-12-21 Rolls Royce Apparatus and method for producing branch passages from an elongate passage in a workpiece
LU73498A1 (it) * 1975-10-02 1977-05-24

Also Published As

Publication number Publication date
IT7869489A0 (it) 1978-10-30
FR2440244A1 (fr) 1980-05-30
GB2034753A (en) 1980-06-11
GB2034753B (en) 1983-05-05
US4250011A (en) 1981-02-10
DE2943418A1 (de) 1980-05-08

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