DE69223681D1 - Energieversorgungskreis für elektrisches Entladungswerkzeug - Google Patents

Energieversorgungskreis für elektrisches Entladungswerkzeug

Info

Publication number
DE69223681D1
DE69223681D1 DE69223681T DE69223681T DE69223681D1 DE 69223681 D1 DE69223681 D1 DE 69223681D1 DE 69223681 T DE69223681 T DE 69223681T DE 69223681 T DE69223681 T DE 69223681T DE 69223681 D1 DE69223681 D1 DE 69223681D1
Authority
DE
Germany
Prior art keywords
power supply
supply circuit
electrical discharge
discharge tools
tools
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
DE69223681T
Other languages
English (en)
Other versions
DE69223681T2 (de
Inventor
Toshiyuki Kaitani
Toshiharu Adachi
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
Priority claimed from JP4049621A external-priority patent/JP2624076B2/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69223681D1 publication Critical patent/DE69223681D1/de
Publication of DE69223681T2 publication Critical patent/DE69223681T2/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
    • B23H1/026—Power supply protection, e.g. detection of power switch breakdown
    • 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
    • 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
    • B23H2300/00—Power source circuits or energization
    • B23H2300/20—Relaxation circuit power supplies for supplying the machining current, e.g. capacitor or inductance energy storage 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
    • B23H2300/00—Power source circuits or energization
    • B23H2300/20—Relaxation circuit power supplies for supplying the machining current, e.g. capacitor or inductance energy storage circuits
    • B23H2300/22—Circuits using or taking into account line impedance to shape the discharge pulse

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE1992623681 1991-05-21 1992-05-21 Energieversorgungskreis für elektrisches Entladungswerkzeug Expired - Lifetime DE69223681T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11604791 1991-05-21
JP4049621A JP2624076B2 (ja) 1991-05-21 1992-03-06 放電加工電源

Publications (2)

Publication Number Publication Date
DE69223681D1 true DE69223681D1 (de) 1998-02-05
DE69223681T2 DE69223681T2 (de) 1998-05-14

Family

ID=26390038

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1992623681 Expired - Lifetime DE69223681T2 (de) 1991-05-21 1992-05-21 Energieversorgungskreis für elektrisches Entladungswerkzeug
DE1992630384 Expired - Lifetime DE69230384T2 (de) 1991-05-21 1992-05-21 Energieversorgungskreis für elektrisches Entladungswerkzeug

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1992630384 Expired - Lifetime DE69230384T2 (de) 1991-05-21 1992-05-21 Energieversorgungskreis für elektrisches Entladungswerkzeug

Country Status (2)

Country Link
EP (1) EP0514895B1 (de)
DE (2) DE69223681T2 (de)

Also Published As

Publication number Publication date
DE69223681T2 (de) 1998-05-14
DE69230384T2 (de) 2000-05-11
DE69230384D1 (de) 2000-01-05
EP0514895A1 (de) 1992-11-25
EP0514895B1 (de) 1997-12-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
R071 Expiry of right

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