GB1409390A - Process and apparatus for shaping workpiece by electrical discharge - Google Patents

Process and apparatus for shaping workpiece by electrical discharge

Info

Publication number
GB1409390A
GB1409390A GB5759173A GB5759173A GB1409390A GB 1409390 A GB1409390 A GB 1409390A GB 5759173 A GB5759173 A GB 5759173A GB 5759173 A GB5759173 A GB 5759173A GB 1409390 A GB1409390 A GB 1409390A
Authority
GB
United Kingdom
Prior art keywords
electrical discharge
shaping workpiece
workpiece
shaping
discharge
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
Application number
GB5759173A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB1409390A publication Critical patent/GB1409390A/en
Expired legal-status Critical Current

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
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • B23H1/022—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges for shaping the discharge pulse train

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
GB5759173A 1972-12-19 1973-12-12 Process and apparatus for shaping workpiece by electrical discharge Expired GB1409390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12749872A JPS5722688B2 (en:Method) 1972-12-19 1972-12-19

Publications (1)

Publication Number Publication Date
GB1409390A true GB1409390A (en) 1975-10-08

Family

ID=14961443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5759173A Expired GB1409390A (en) 1972-12-19 1973-12-12 Process and apparatus for shaping workpiece by electrical discharge

Country Status (7)

Country Link
US (1) US3999028A (en:Method)
JP (1) JPS5722688B2 (en:Method)
CH (1) CH572376A5 (en:Method)
DE (1) DE2362251C2 (en:Method)
FR (1) FR2210482B1 (en:Method)
GB (1) GB1409390A (en:Method)
IT (1) IT1000881B (en:Method)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH610796A5 (en:Method) * 1977-02-25 1979-05-15 Charmilles Sa Ateliers
JPS6057971B2 (ja) * 1979-10-25 1985-12-18 三菱電機株式会社 放電加工方法
JPS58211826A (ja) * 1982-05-28 1983-12-09 Mitsubishi Electric Corp 放電加工装置
NL8202964A (nl) * 1982-07-22 1984-02-16 Stichting Steunfonds Lab Voor Werkwijze voor het onderdrukken van boogvorming bij een vonkerosieproces.
JPS60161029A (ja) * 1984-02-01 1985-08-22 Nec Corp 放電間隙検出回路
JPS60197319A (ja) * 1984-03-19 1985-10-05 Brother Ind Ltd 放電加工機
DE3419943C2 (de) * 1984-05-11 1986-04-24 Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno Verfahren zur Erzeugung einer elektroerosiven Entladespannung und Drahtschneidmaschine zur Durchführung des Verfahrens
DE3622520A1 (de) * 1986-07-04 1988-01-07 Deckel Ag Friedrich Verfahren und einrichtung zur ueberwachung eines funkenerodier-prozesses in einer funkenerodiermaschine
JP2858515B2 (ja) 1992-01-07 1999-02-17 三菱電機株式会社 放電加工方法及びその装置
US5369239A (en) * 1992-05-18 1994-11-29 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for sink-type electrical discharge machining with control of pyrographite buildup
JP3627440B2 (ja) * 1997-05-14 2005-03-09 三菱電機株式会社 放電加工機
EP2018924B1 (en) * 2000-12-25 2013-03-06 Fanuc Corporation Controller for wire electric discharge machine
JP3808444B2 (ja) * 2003-03-24 2006-08-09 ファナック株式会社 ワイヤ放電加工機の制御装置
US7585318B2 (en) * 2004-06-18 2009-09-08 Boston Scientific Scimed, Inc. Medical devices and methods of making the same
WO2008047451A1 (fr) * 2006-10-20 2008-04-24 Mitsubishi Electric Corporation Unité de commande d'alimentation électrique d'une machine à décharge électrique
US10913124B2 (en) * 2017-04-11 2021-02-09 Mitsubishi Electric Corporation Power supply control apparatus of electric discharge machine
US11084112B2 (en) 2018-05-31 2021-08-10 Johnson Technology, Inc. Electrical discharge machine time slice power supply

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590317A (en) * 1968-04-24 1971-06-29 Elox Inc Electrical discharge machining pulse current control apparatus
US3614368A (en) * 1970-01-09 1971-10-19 Elox Inc Electrical discharge machining short circuit protection system of the keyed type
JPS5112880B1 (en:Method) * 1970-06-02 1976-04-22
US3697719A (en) * 1971-03-10 1972-10-10 Elox Inc Pulse narrowing and cut-off protection system for electrical discharge machining
US3755645A (en) * 1972-04-21 1973-08-28 Cincinnati Milacron Inc Maximum average gap voltage control for edm power supply

Also Published As

Publication number Publication date
JPS4992696A (en:Method) 1974-09-04
IT1000881B (it) 1976-04-10
JPS5722688B2 (en:Method) 1982-05-14
US3999028A (en) 1976-12-21
USB426227I5 (en:Method) 1976-03-02
CH572376A5 (en:Method) 1976-02-13
FR2210482A1 (en:Method) 1974-07-12
DE2362251C2 (de) 1982-11-18
FR2210482B1 (en:Method) 1978-12-08
DE2362251A1 (de) 1974-06-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee