JPS57132929A - Discharge machining device - Google Patents

Discharge machining device

Info

Publication number
JPS57132929A
JPS57132929A JP1971281A JP1971281A JPS57132929A JP S57132929 A JPS57132929 A JP S57132929A JP 1971281 A JP1971281 A JP 1971281A JP 1971281 A JP1971281 A JP 1971281A JP S57132929 A JPS57132929 A JP S57132929A
Authority
JP
Japan
Prior art keywords
servo voltage
change pattern
voltage change
machining
detected
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.)
Granted
Application number
JP1971281A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0138613B2 (enrdf_load_stackoverflow
Inventor
Shigeo Yamada
Tamio Takawashi
Toshimitsu Sakakibara
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
Priority to JP1971281A priority Critical patent/JPS57132929A/ja
Priority to US06/347,387 priority patent/US4484051A/en
Priority to DE19823204799 priority patent/DE3204799A1/de
Priority to CH934/82A priority patent/CH656819A5/de
Publication of JPS57132929A publication Critical patent/JPS57132929A/ja
Publication of JPH0138613B2 publication Critical patent/JPH0138613B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
JP1971281A 1981-02-13 1981-02-13 Discharge machining device Granted JPS57132929A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1971281A JPS57132929A (en) 1981-02-13 1981-02-13 Discharge machining device
US06/347,387 US4484051A (en) 1981-02-13 1982-02-09 Breakthrough detection means for electric discharge machining apparatus
DE19823204799 DE3204799A1 (de) 1981-02-13 1982-02-11 Einrichtung fuer elektrische entladungsbearbeitung von werkstuecken
CH934/82A CH656819A5 (de) 1981-02-13 1982-02-15 Funkenerosionsbearbeitungseinrichtung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971281A JPS57132929A (en) 1981-02-13 1981-02-13 Discharge machining device

Publications (2)

Publication Number Publication Date
JPS57132929A true JPS57132929A (en) 1982-08-17
JPH0138613B2 JPH0138613B2 (enrdf_load_stackoverflow) 1989-08-15

Family

ID=12006895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971281A Granted JPS57132929A (en) 1981-02-13 1981-02-13 Discharge machining device

Country Status (1)

Country Link
JP (1) JPS57132929A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19708023B4 (de) * 1996-03-04 2007-07-12 Denso Corp., Kariya Elektrodenzuführvorrichtung und Verfahren für eine elektro-erosive Bearbeitung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19708023B4 (de) * 1996-03-04 2007-07-12 Denso Corp., Kariya Elektrodenzuführvorrichtung und Verfahren für eine elektro-erosive Bearbeitung

Also Published As

Publication number Publication date
JPH0138613B2 (enrdf_load_stackoverflow) 1989-08-15

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