DE4011752C2 - Energiequelle zur elektrischen Entladungsbearbeitung - Google Patents

Energiequelle zur elektrischen Entladungsbearbeitung

Info

Publication number
DE4011752C2
DE4011752C2 DE4011752A DE4011752A DE4011752C2 DE 4011752 C2 DE4011752 C2 DE 4011752C2 DE 4011752 A DE4011752 A DE 4011752A DE 4011752 A DE4011752 A DE 4011752A DE 4011752 C2 DE4011752 C2 DE 4011752C2
Authority
DE
Germany
Prior art keywords
working gap
power source
resonance
electrical discharge
workpiece
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
DE4011752A
Other languages
German (de)
English (en)
Other versions
DE4011752A1 (de
Inventor
Takuji Magara
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27467909&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE4011752(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP24549889A external-priority patent/JPH0349824A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE4011752A1 publication Critical patent/DE4011752A1/de
Application granted granted Critical
Publication of DE4011752C2 publication Critical patent/DE4011752C2/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
    • B23H1/022—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
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02—Wire-cutting
    • B23H7/04—Apparatus for supplying current to working gap; Electric circuits specially adapted therefor
    • 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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE4011752A 1989-04-11 1990-04-11 Energiequelle zur elektrischen Entladungsbearbeitung Expired - Lifetime DE4011752C2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9143589 1989-04-11
JP9143489 1989-04-11
JP9143389 1989-04-11
JP24549889A JPH0349824A (ja) 1989-04-11 1989-09-21 放電加工用電源

Publications (2)

Publication Number Publication Date
DE4011752A1 DE4011752A1 (de) 1990-10-25
DE4011752C2 true DE4011752C2 (de) 1994-09-15

Family

ID=27467909

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4011752A Expired - Lifetime DE4011752C2 (de) 1989-04-11 1990-04-11 Energiequelle zur elektrischen Entladungsbearbeitung

Country Status (3)

Country Link
US (1) US5149931A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH681788A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE4011752C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06333857A (ja) * 1993-05-27 1994-12-02 Semiconductor Energy Lab Co Ltd 成膜装置および成膜方法
JP2914104B2 (ja) * 1993-06-30 1999-06-28 三菱電機株式会社 放電加工方法及びその装置、並びにこの放電加工装置に適用可能な、静電容量可変装置及びインダクタンス可変装置
DE4422834C2 (de) * 1993-06-30 2000-03-23 Mitsubishi Electric Corp Verfahren und Vorrichtung zur elektrischen Entladungsbearbeitung unter Benutzung variabler Kapazität und variabler Induktivität
DE4447649C2 (de) * 1993-06-30 2002-03-07 Mitsubishi Electric Corp Vorrichtung zur elektrischen Entladungsbearbeitung unter Benutzung variabler Kapazität und variabler Induktivität
ATE251798T1 (de) * 1994-04-28 2003-10-15 Applied Materials Inc Verfahren zum betreiben eines cvd-reaktors hoher plasma-dichte mit kombinierter induktiver und kapazitiver einkopplung
US5474750A (en) * 1995-01-25 1995-12-12 Quantum Electronics Corporation Resonant power supply circuit for ozone generators
DE19753812C2 (de) * 1997-12-04 2000-05-18 Agie Sa Verfahren und Vorrichtung zum funkenerosiven Feinbearbeiten
US6222149B1 (en) 1998-06-10 2001-04-24 Sodick Co., Ltd. Power supply device for electric discharge machining apparatus
JPH11347845A (ja) 1998-06-10 1999-12-21 Sodick Co Ltd 放電加工用パルス電圧発生方法及び回路
US6130395A (en) * 1998-06-17 2000-10-10 Sodick Co., Ltd. Method and apparatus for achieving a fine surface finish in wire-cut EDM
TW483789B (en) * 2000-05-26 2002-04-21 Mitsubishi Electric Corp Electric discharge processing machine
JP2005244479A (ja) * 2004-02-25 2005-09-08 Fujitsu Ltd 伝送装置
DE112009001764B4 (de) * 2008-07-24 2023-01-19 Mitsubishi Electric Corporation Funkenerosionsvorrichtung, Funkenerosionsverfahren und Verfahren zur Herstellung eines Halbleitersubstrats
JP6360212B1 (ja) * 2017-01-31 2018-07-18 ファナック株式会社 ワイヤ放電加工機

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2230803A (en) * 1938-08-25 1941-02-04 Paul W Klipsch Wave synthesizing network
BE514178A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1951-09-14
FR1399612A (fr) * 1964-03-20 1965-05-21 Soudure Elec Languepin Procédé d'usinage par électro-érosion
US3609281A (en) * 1969-12-15 1971-09-28 Cincinnati Milacron Inc Method and apparatus for detecting short circuits in the machining gap in an edm process
FR2082732A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1970-03-25 1971-12-10 Carel Fouche Languepin
US3660787A (en) * 1970-08-19 1972-05-02 Us Navy Low frequency paper transient filters
DE2302040A1 (de) * 1972-06-01 1973-12-13 Nicolas Mironoff Schaltung zur verwendung bei elektroerosionsmaschinen
IT1031674B (it) * 1974-02-19 1979-05-10 Niwa Yoshiei Procedimento ed apparecchiatura per la sagomatura a scarica ad alta frequenza
US4095198A (en) * 1977-01-31 1978-06-13 Gte Sylvania Incorporated Impedance-matching network
SU657945A1 (ru) * 1977-03-21 1979-04-25 Предприятие П/Я А-1067 Транзисторный генератор импульсов
US4112395A (en) * 1977-06-10 1978-09-05 Cincinnati Electronics Corp. Method of and apparatus for matching a load circuit to a drive circuit
JPS6023432B2 (ja) * 1977-12-09 1985-06-07 株式会社日立製作所 Ｍｏｓメモリ
JPS54119195A (en) * 1978-03-07 1979-09-14 Inoue Japax Res Inc Electric discharge processing device
JPS5768913A (en) * 1980-10-17 1982-04-27 Tdk Corp Laminated t-type filter
US4373581A (en) * 1981-01-19 1983-02-15 Halliburton Company Apparatus and method for radio frequency heating of hydrocarbonaceous earth formations including an impedance matching technique
US4375051A (en) * 1981-02-19 1983-02-22 The Perkin-Elmer Corporation Automatic impedance matching between source and load
US4356458A (en) * 1981-08-31 1982-10-26 Harry H. Leveen Automatic impedance matching apparatus
CH649024A5 (fr) * 1982-08-06 1985-04-30 Charmilles Sa Ateliers Machine pour usiner par decharges electriques erosives.
JPH0724974B2 (ja) * 1985-05-15 1995-03-22 三菱電機株式会社 放電加工用電源
JPS61260923A (ja) * 1985-05-15 1986-11-19 Mitsubishi Electric Corp 放電加工用電源
JPS61260915A (ja) * 1985-05-15 1986-11-19 Mitsubishi Electric Corp 放電加工用電源
JPS63123607A (ja) * 1986-11-14 1988-05-27 Mitsubishi Electric Corp 放電加工方法及び装置
JPS63277049A (ja) * 1987-05-08 1988-11-15 Toshiba Corp Ｍｒｉ装置のインピ−ダンス自動調整装置
US4833431A (en) * 1988-02-18 1989-05-23 Mcdonnell Douglas Corporation Triple-resonance pulse transformer circuit

Also Published As

Publication number Publication date
US5149931A (en) 1992-09-22
CH681788A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-05-28
DE4011752A1 (de) 1990-10-25

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8320 Willingness to grant licences declared (paragraph 23)
8366 Restricted maintained after opposition proceedings
8380 Miscellaneous part iii

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