CH621964A5 - - Google Patents

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Publication number
CH621964A5
CH621964A5 CH687877A CH687877A CH621964A5 CH 621964 A5 CH621964 A5 CH 621964A5 CH 687877 A CH687877 A CH 687877A CH 687877 A CH687877 A CH 687877A CH 621964 A5 CH621964 A5 CH 621964A5
Authority
CH
Switzerland
Prior art keywords
voltage
main circuit
generator according
current
pulse
Prior art date
Application number
CH687877A
Other languages
German (de)
English (en)
Inventor
Werner Dr Dipl Ing Ullmann
Original Assignee
Elmapa Nv
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 Elmapa Nv filed Critical Elmapa Nv
Priority to CH687877A priority Critical patent/CH621964A5/de
Priority to GB25259/78A priority patent/GB1597869A/en
Priority to SE7806377A priority patent/SE7806377L/xx
Priority to DE19782824086 priority patent/DE2824086A1/de
Priority to BR7803568A priority patent/BR7803568A/pt
Priority to ES471143A priority patent/ES471143A1/es
Priority to FR7816576A priority patent/FR2401554A1/fr
Priority to US05/911,988 priority patent/US4237370A/en
Priority to IT7824219A priority patent/IT1095088B/it
Publication of CH621964A5 publication Critical patent/CH621964A5/de

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Arc Welding Control (AREA)
CH687877A 1977-06-03 1977-06-03 CH621964A5 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH687877A CH621964A5 (fr) 1977-06-03 1977-06-03
GB25259/78A GB1597869A (en) 1977-06-03 1978-05-31 Pulse generator for metal machining by electric discharges
SE7806377A SE7806377L (sv) 1977-06-03 1978-05-31 Generator for alstring av impulser for elektrisk metallbearbetning
DE19782824086 DE2824086A1 (de) 1977-06-03 1978-06-01 Generator zum erzeugen von impulsen fuer die elektrisch abtragende metallbearbeitung
BR7803568A BR7803568A (pt) 1977-06-03 1978-06-02 Gerador para producao de impulsos destinados a usinagem de metais,com desbaste por processo eletrico
ES471143A ES471143A1 (es) 1977-06-03 1978-06-02 Un generador de impulsos para mecanizacion de metales por e-lectroerosion
FR7816576A FR2401554A1 (fr) 1977-06-03 1978-06-02 Generateur d'impulsions pour le traitement des metaux par enlevement electrique de matiere
US05/911,988 US4237370A (en) 1977-06-03 1978-06-02 Pulse generator for metal machining by electric discharges
IT7824219A IT1095088B (it) 1977-06-03 1978-06-05 Generatore per la produzione d'impulsi per la lavorazione di metalli per elettroasportazione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH687877A CH621964A5 (fr) 1977-06-03 1977-06-03

Publications (1)

Publication Number Publication Date
CH621964A5 true CH621964A5 (fr) 1981-03-13

Family

ID=4316465

Family Applications (1)

Application Number Title Priority Date Filing Date
CH687877A CH621964A5 (fr) 1977-06-03 1977-06-03

Country Status (9)

Country Link
US (1) US4237370A (fr)
BR (1) BR7803568A (fr)
CH (1) CH621964A5 (fr)
DE (1) DE2824086A1 (fr)
ES (1) ES471143A1 (fr)
FR (1) FR2401554A1 (fr)
GB (1) GB1597869A (fr)
IT (1) IT1095088B (fr)
SE (1) SE7806377L (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2054436B (en) * 1979-07-25 1984-05-16 Inoue Japax Res Electrical discharge machining using controlled low stray capacitances
JPS5733926A (en) * 1980-08-05 1982-02-24 Inoue Japax Res Inc Electric discharge machining device
JPS57156128A (en) * 1981-03-20 1982-09-27 Inoue Japax Res Inc Electric discharge machining device
DE3326866C2 (de) * 1983-07-26 1985-10-10 Aeg-Elotherm Gmbh, 5630 Remscheid Elektrischer Generator für die funkenerosive Metallbearbeitung
DE3419945C1 (de) * 1984-05-11 1985-11-21 Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno Impulsgenerator zur funkenerosiven Metallbearbeitung
EP0187738A1 (fr) * 1984-06-29 1986-07-23 MIRONOFF, Nicolas Circuit electrique pour machine d'usinage par electro-erosion
JPS63156618A (ja) * 1986-12-22 1988-06-29 Hoden Seimitsu Kako Kenkyusho Ltd 放電加工装置
JPH0771774B2 (ja) * 1987-08-14 1995-08-02 三菱電機株式会社 放電加工用電源装置
US5126525A (en) * 1988-11-01 1992-06-30 Sodick Co., Ltd. Power supply system for electric discharge machines
CH684828A5 (fr) * 1991-06-01 1995-01-13 Charmilles Technologies Générateur d'impulsions pour usiner par électro-érosion.
CH697023A5 (fr) 1999-06-21 2008-03-31 Charmilles Technologies Procédé et dispositif pour l'usinage par électroérosion.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH455082A (de) * 1966-09-07 1968-04-30 Agie Ag Ind Elektronik Schaltungsanordnung für kapazitäts- und induktivitätsfreie Impulsgeneratoren für die elektroerosive Bearbeitung von Werkstücken
US3485990A (en) * 1967-03-28 1969-12-23 Elox Inc Electrical discharge machining power supply circuit
US3832510A (en) * 1972-06-16 1974-08-27 Charmilles Sa Ateliers Pulse generator for edm machine
US4004123A (en) * 1973-02-20 1977-01-18 Inoue K Method of and system for the controlling of an apparatus for the electric discharge machining of a workpiece
CH569545A5 (fr) * 1973-08-31 1975-11-28 Charmilles Sa Ateliers

Also Published As

Publication number Publication date
DE2824086A1 (de) 1978-12-07
ES471143A1 (es) 1979-01-16
GB1597869A (en) 1981-09-16
BR7803568A (pt) 1979-01-23
IT7824219A0 (it) 1978-06-05
SE7806377L (sv) 1978-12-04
FR2401554A1 (fr) 1979-03-23
IT1095088B (it) 1985-08-10
US4237370A (en) 1980-12-02

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Legal Events

Date Code Title Description
PL Patent ceased