FR2164358A5 - - Google Patents

Info

Publication number
FR2164358A5
FR2164358A5 FR7243576A FR7243576A FR2164358A5 FR 2164358 A5 FR2164358 A5 FR 2164358A5 FR 7243576 A FR7243576 A FR 7243576A FR 7243576 A FR7243576 A FR 7243576A FR 2164358 A5 FR2164358 A5 FR 2164358A5
Authority
FR
France
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
Application number
FR7243576A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2164358A5 publication Critical patent/FR2164358A5/fr
Expired 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
    • B23H1/024—Detection of, and response to, abnormal gap conditions, e.g. short circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
FR7243576A 1971-12-08 1972-12-07 Expired FR2164358A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7116823A NL7116823A (enrdf_load_stackoverflow) 1971-12-08 1971-12-08

Publications (1)

Publication Number Publication Date
FR2164358A5 true FR2164358A5 (enrdf_load_stackoverflow) 1973-07-27

Family

ID=19814642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7243576A Expired FR2164358A5 (enrdf_load_stackoverflow) 1971-12-08 1972-12-07

Country Status (9)

Country Link
US (1) US3812317A (enrdf_load_stackoverflow)
JP (1) JPS536760B2 (enrdf_load_stackoverflow)
CA (1) CA955655A (enrdf_load_stackoverflow)
CH (1) CH557215A (enrdf_load_stackoverflow)
DE (1) DE2256649C3 (enrdf_load_stackoverflow)
FR (1) FR2164358A5 (enrdf_load_stackoverflow)
GB (1) GB1360957A (enrdf_load_stackoverflow)
IT (1) IT971562B (enrdf_load_stackoverflow)
NL (1) NL7116823A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099613A1 (en) * 1982-07-22 1984-02-01 Stichting Steunfonds Laboratorium voor werkplaatstechniek en Organisatie van de Technische Hogeschool Delft Method for the prevention of arcing in a spark erosion process
FR2570971A1 (fr) * 1984-08-27 1986-04-04 Amada Co Ltd Procede et appareil de commande d'une machine d'electroerosion.
FR2571285A1 (fr) * 1984-10-05 1986-04-11 Amada Co Ltd Circuit de commande de courant pour machine a decharges electriques de coupe par fil

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2454475C3 (de) * 1974-11-16 1982-09-30 Aeg-Elotherm Gmbh, 5630 Remscheid Vorrichtung zur Kurzschlußdetektion an Funkenerosionsmaschinen
JPS5652133A (en) * 1979-10-04 1981-05-11 Fanuc Ltd Electric source for wire-cut electric spark machining
JPS5656341A (en) * 1979-10-05 1981-05-18 Fanuc Ltd Power source for wire cut electric discharge machining
JPS5937174B2 (ja) * 1980-02-16 1984-09-07 ファナック株式会社 放電加工電源
JPS58211826A (ja) * 1982-05-28 1983-12-09 Mitsubishi Electric Corp 放電加工装置
US4892989A (en) * 1983-05-02 1990-01-09 Mitsubishi Denki Kabushiki Kaisha Discharge machining apparatus having means for distinguishing abnormal interelectrode gap conditions
JPS60161029A (ja) * 1984-02-01 1985-08-22 Nec Corp 放電間隙検出回路
JPS60197319A (ja) * 1984-03-19 1985-10-05 Brother Ind Ltd 放電加工機
US4700039A (en) * 1984-08-08 1987-10-13 Amada Company, Limited Method and device for controlling the tool electrode in an electrical discharge machine tool
US4751363A (en) * 1986-02-28 1988-06-14 Ho Kuang Ta Automatic turn-on fine finish circuit for electrical discharge machining
DE3622520A1 (de) * 1986-07-04 1988-01-07 Deckel Ag Friedrich Verfahren und einrichtung zur ueberwachung eines funkenerodier-prozesses in einer funkenerodiermaschine
ES2009110A6 (es) * 1988-11-11 1989-08-16 Camprubi Graell Alberto Metodo para reducir el desgaste del electrodo en maquinas de mecaniza-do por electroerosion.
JP3040849B2 (ja) * 1991-07-29 2000-05-15 株式会社ソディック 放電加工装置
US5496984A (en) * 1992-01-07 1996-03-05 Mitsubishi Denki Kabushiki Kaisha Electrical discharge machine and machining method therefor
TW386921B (en) * 1998-06-24 2000-04-11 Ind Tech Res Inst Method and apparatus for controlling electric discharge machining efficiency
JP4191589B2 (ja) * 2003-12-19 2008-12-03 パナソニック株式会社 放電加工方法及び当該放電加工方法を用いた放電加工装置
GB2462419A (en) * 2008-08-04 2010-02-10 Sarclad Ltd Method and apparatus for improving roll texturing using electrical discharge machining
US9837809B2 (en) * 2015-05-27 2017-12-05 Korea Institute Of Energy Research Arc detection apparatus, arc detecting method, and power system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474216A (en) * 1967-10-19 1969-10-21 Cincinnati Milling Machine Co Process efficiency detecting circuit for electrical discharge machining apparatus
US3597570A (en) * 1968-05-27 1971-08-03 Mitsubishi Electric Corp Device for detecting sustained arcing across electrospark machining gaps

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0099613A1 (en) * 1982-07-22 1984-02-01 Stichting Steunfonds Laboratorium voor werkplaatstechniek en Organisatie van de Technische Hogeschool Delft Method for the prevention of arcing in a spark erosion process
FR2570971A1 (fr) * 1984-08-27 1986-04-04 Amada Co Ltd Procede et appareil de commande d'une machine d'electroerosion.
FR2571285A1 (fr) * 1984-10-05 1986-04-11 Amada Co Ltd Circuit de commande de courant pour machine a decharges electriques de coupe par fil

Also Published As

Publication number Publication date
CH557215A (de) 1974-12-31
IT971562B (it) 1974-05-10
NL7116823A (enrdf_load_stackoverflow) 1973-06-13
GB1360957A (en) 1974-07-24
DE2256649A1 (de) 1973-06-14
JPS4865598A (enrdf_load_stackoverflow) 1973-09-10
CA955655A (en) 1974-10-01
DE2256649B2 (de) 1980-12-04
DE2256649C3 (de) 1981-07-23
US3812317A (en) 1974-05-21
JPS536760B2 (enrdf_load_stackoverflow) 1978-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse