DE68925407D1 - Steuerschaltkreis für den Entladestrom einer Elektroerosionsmaschine - Google Patents

Steuerschaltkreis für den Entladestrom einer Elektroerosionsmaschine

Info

Publication number
DE68925407D1
DE68925407D1 DE68925407T DE68925407T DE68925407D1 DE 68925407 D1 DE68925407 D1 DE 68925407D1 DE 68925407 T DE68925407 T DE 68925407T DE 68925407 T DE68925407 T DE 68925407T DE 68925407 D1 DE68925407 D1 DE 68925407D1
Authority
DE
Germany
Prior art keywords
control circuit
discharge
machine
discharge current
electrical
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 - Lifetime
Application number
DE68925407T
Other languages
English (en)
Other versions
DE68925407T2 (de
Inventor
Yuji Kaneko
Shinji Ito
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.)
Sodick Co Ltd
Original Assignee
Sodick Co Ltd
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
Priority claimed from JP63289837A external-priority patent/JP2860657B2/ja
Priority claimed from US07/429,794 external-priority patent/US5126525A/en
Application filed by Sodick Co Ltd filed Critical Sodick Co Ltd
Application granted granted Critical
Publication of DE68925407D1 publication Critical patent/DE68925407D1/de
Publication of DE68925407T2 publication Critical patent/DE68925407T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B23H1/024—Detection of, and response to, abnormal gap conditions, e.g. short circuits
    • 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)
DE1989625407 1988-11-16 1989-11-15 Steuerschaltkreis für den Entladestrom einer Elektroerosionsmaschine Expired - Lifetime DE68925407T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63289837A JP2860657B2 (ja) 1988-11-16 1988-11-16 放電加工機用電源装置および放電加工方法
US07/429,794 US5126525A (en) 1988-11-01 1989-10-31 Power supply system for electric discharge machines

Publications (2)

Publication Number Publication Date
DE68925407D1 true DE68925407D1 (de) 1996-02-22
DE68925407T2 DE68925407T2 (de) 1996-09-05

Family

ID=26557766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989625407 Expired - Lifetime DE68925407T2 (de) 1988-11-16 1989-11-15 Steuerschaltkreis für den Entladestrom einer Elektroerosionsmaschine

Country Status (4)

Country Link
EP (1) EP0369949B1 (de)
DE (1) DE68925407T2 (de)
ES (1) ES2085869T3 (de)
HK (1) HK25997A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3008740B2 (ja) * 1992-11-18 2000-02-14 三菱電機株式会社 放電加工機用電源の制御方法及びその装置
US5539178A (en) * 1992-11-18 1996-07-23 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for controlling the power supply for electrical discharge machine
JP2914103B2 (ja) * 1993-06-30 1999-06-28 三菱電機株式会社 放電加工装置
ES2206058B2 (es) * 2002-10-28 2005-04-01 Universidad De Cantabria Sistema electronico de potencia con control digital reconfigurable para maquinas de electroerosion.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503309A (en) * 1978-07-21 1985-03-05 Inoue-Japax Research Incorporated EDM Method and apparatus with successive trains of intermittently enlarged elementary pulses
JPS57138530A (en) * 1981-02-13 1982-08-26 Mitsubishi Electric Corp Electric power source apparatus for machining with electrical discharge

Also Published As

Publication number Publication date
HK25997A (en) 1997-03-06
ES2085869T3 (es) 1996-06-16
DE68925407T2 (de) 1996-09-05
EP0369949A3 (de) 1993-06-30
EP0369949B1 (de) 1996-01-10
EP0369949A2 (de) 1990-05-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition