JPS57138543A - Electric spark machining device - Google Patents

Electric spark machining device

Info

Publication number
JPS57138543A
JPS57138543A JP1972081A JP1972081A JPS57138543A JP S57138543 A JPS57138543 A JP S57138543A JP 1972081 A JP1972081 A JP 1972081A JP 1972081 A JP1972081 A JP 1972081A JP S57138543 A JPS57138543 A JP S57138543A
Authority
JP
Japan
Prior art keywords
machining
flow rate
electrode
detected
discriminating circuit
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
JP1972081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6224212B2 (ko
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 JP1972081A priority Critical patent/JPS57138543A/ja
Priority to US06/347,386 priority patent/US4415791A/en
Priority to DE19823204798 priority patent/DE3204798A1/de
Priority to CH933/82A priority patent/CH657300A5/de
Publication of JPS57138543A publication Critical patent/JPS57138543A/ja
Publication of JPS6224212B2 publication Critical patent/JPS6224212B2/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)
JP1972081A 1981-02-13 1981-02-13 Electric spark machining device Granted JPS57138543A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1972081A JPS57138543A (en) 1981-02-13 1981-02-13 Electric spark machining device
US06/347,386 US4415791A (en) 1981-02-13 1982-02-09 Breakthrough detection means for electric discharge machining apparatus
DE19823204798 DE3204798A1 (de) 1981-02-13 1982-02-11 Elektrische entladungsbearbeitungseinrichtung
CH933/82A CH657300A5 (de) 1981-02-13 1982-02-15 Funkenerosionsbearbeitungseinrichtung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972081A JPS57138543A (en) 1981-02-13 1981-02-13 Electric spark machining device

Publications (2)

Publication Number Publication Date
JPS57138543A true JPS57138543A (en) 1982-08-26
JPS6224212B2 JPS6224212B2 (ko) 1987-05-27

Family

ID=12007129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972081A Granted JPS57138543A (en) 1981-02-13 1981-02-13 Electric spark machining device

Country Status (1)

Country Link
JP (1) JPS57138543A (ko)

Also Published As

Publication number Publication date
JPS6224212B2 (ko) 1987-05-27

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