IT1223556B - Apparato per lavorazione mediante scarica elettrica - Google Patents

Apparato per lavorazione mediante scarica elettrica

Info

Publication number
IT1223556B
IT1223556B IT23117/87A IT2311787A IT1223556B IT 1223556 B IT1223556 B IT 1223556B IT 23117/87 A IT23117/87 A IT 23117/87A IT 2311787 A IT2311787 A IT 2311787A IT 1223556 B IT1223556 B IT 1223556B
Authority
IT
Italy
Prior art keywords
processing
electric discharge
discharge
electric
Prior art date
Application number
IT23117/87A
Other languages
English (en)
Other versions
IT8723117A0 (it
Inventor
Futamura Shoji
Kurihara Masaki
Original Assignee
Inst Tech Precision Eng
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 Inst Tech Precision Eng filed Critical Inst Tech Precision Eng
Publication of IT8723117A0 publication Critical patent/IT8723117A0/it
Application granted granted Critical
Publication of IT1223556B publication Critical patent/IT1223556B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
IT23117/87A 1986-12-22 1987-12-18 Apparato per lavorazione mediante scarica elettrica IT1223556B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61305935A JPS63156618A (ja) 1986-12-22 1986-12-22 放電加工装置

Publications (2)

Publication Number Publication Date
IT8723117A0 IT8723117A0 (it) 1987-12-18
IT1223556B true IT1223556B (it) 1990-09-19

Family

ID=17951066

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23117/87A IT1223556B (it) 1986-12-22 1987-12-18 Apparato per lavorazione mediante scarica elettrica

Country Status (7)

Country Link
US (1) US4800248A (it)
JP (1) JPS63156618A (it)
CA (1) CA1287119C (it)
DE (1) DE3743310A1 (it)
FR (1) FR2608483B1 (it)
GB (1) GB2200586B (it)
IT (1) IT1223556B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5126525A (en) * 1988-11-01 1992-06-30 Sodick Co., Ltd. Power supply system for electric discharge machines
JP2860657B2 (ja) * 1988-11-16 1999-02-24 株式会社ソディック 放電加工機用電源装置および放電加工方法
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.
JPH0278220U (it) * 1988-12-01 1990-06-15
US5410117A (en) * 1989-01-13 1995-04-25 Charmilles Technologies S.A. Device and control process for EDM machining with an electrode-wire
EP0378280A1 (fr) * 1989-01-13 1990-07-18 Charmilles Technologies S.A. Dispositif et procédé pour contrôler la variation d'un paramètre en électroérosion avec un fil-électrode
JPH02284820A (ja) * 1989-04-24 1990-11-22 Mitsubishi Electric Corp 放電加工方法
EP0401415B2 (de) * 1989-06-09 1998-06-03 RABIAN, Laszlo Generator zum funkenerosiven Schneiden von metallischen Werkstücken mittels einer aus flüssigem oder festem Material bestehenden Elektrode
JPH0355123A (ja) * 1989-07-21 1991-03-08 Hitachi Seiko Ltd 放電加工装置
JP2503712B2 (ja) * 1990-03-08 1996-06-05 三菱電機株式会社 エレベ―タ―の速度制御装置
DE69113591T2 (de) * 1990-07-13 1996-03-28 Sodick Co Ltd Verfahren und gerät zur generierung von pulsen.
JP3014793B2 (ja) * 1991-04-01 2000-02-28 株式会社ソディック 加工電流制御方法及び加工電流制御装置
DE4125744A1 (de) * 1991-08-02 1993-02-04 Fraunhofer Ges Forschung Verfahren und vorrichtung zum funkenerodieren
US5496984A (en) * 1992-01-07 1996-03-05 Mitsubishi Denki Kabushiki Kaisha Electrical discharge machine and machining method therefor
JP3078441B2 (ja) * 1993-12-24 2000-08-21 株式会社ソディック 放電加工装置
US5904865A (en) * 1997-04-08 1999-05-18 Jariabek; George V. EDM control by adjusting the on-time power level
US5872347A (en) * 1997-06-24 1999-02-16 Industrial Technology Research Institute Method and device for controlling discharging current slope of wire cut electrical discharge machine
EP1464430B1 (de) * 2003-04-02 2008-10-22 Agie Sa Verfahren und Vorrichtung zum funkenerosiven Bearbeiten eines Werkstückes
WO2004108988A1 (ja) * 2003-06-04 2004-12-16 Mitsubishi Denki Kabushiki Kaisha 放電表面処理方法および放電表面処理装置
CN101277778B (zh) * 2006-10-20 2010-06-16 三菱电机株式会社 放电加工机的电源控制装置
US8420973B2 (en) * 2006-10-20 2013-04-16 Mitsubishi Electric Corporation Power-supply control device for electrical discharge machining apparatus
WO2014087457A1 (ja) * 2012-12-06 2014-06-12 三菱電機株式会社 放電加工装置
US10913124B2 (en) * 2017-04-11 2021-02-09 Mitsubishi Electric Corporation Power supply control apparatus of electric discharge machine
EP3539702A1 (en) * 2018-03-14 2019-09-18 Ocean Technologies Co., Ltd. Current control device for an electrical discharge machine

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL128958C (it) * 1967-03-30
JPS5037310B2 (it) * 1971-10-14 1975-12-01
US3739136A (en) * 1972-03-22 1973-06-12 Charmilles Sa Ateliers Process and apparatus for machining by electro erosion
US3778579A (en) * 1972-04-27 1973-12-11 Amsted Ind Inc Arc control
CH562080A5 (it) * 1972-12-29 1975-05-30 Charmilles Sa Ateliers
US3974357A (en) * 1973-03-22 1976-08-10 Mitsubishi Denki Kabushiki Kaisha Process and apparatus for electrical discharge shaping using sequential switching
DE2454475C3 (de) * 1974-11-16 1982-09-30 Aeg-Elotherm Gmbh, 5630 Remscheid Vorrichtung zur Kurzschlußdetektion an Funkenerosionsmaschinen
CH591920A5 (it) * 1975-06-17 1977-10-14 Agie Ag Ind Elektronik
CH621964A5 (it) * 1977-06-03 1981-03-13 Elmapa Nv
DE2942549A1 (de) * 1979-10-20 1981-04-30 Aeg-Elotherm Gmbh, 5630 Remscheid Verfahren zur abschaltung der arbeitsspannung an funkenerosionsmaschinen beim vorliegen erosionsunwirksamer impulse und funkenerosionsmaschine mit einer vorrichtung zur durchfuehrung dieses verfahrens
DE3043339A1 (de) * 1980-11-17 1982-06-03 Friedrich Deckel AG, 8000 München Generator fuer eine elektro-erosionsmaschine
US4460815A (en) * 1982-05-17 1984-07-17 Colt Industries Operating Corp. Current limit system and method for electrical discharge machining apparatus
JPS59205228A (ja) * 1983-05-04 1984-11-20 Mitsubishi Electric Corp 放電加工用電源装置
JPS6125722A (ja) * 1984-07-10 1986-02-04 Mitsubishi Electric Corp 放電加工装置
CH662764A5 (fr) * 1985-03-05 1987-10-30 Charmilles Technologies Procede pour regler l'usinage par etincelage erosif.

Also Published As

Publication number Publication date
DE3743310A1 (de) 1988-06-30
US4800248A (en) 1989-01-24
GB2200586B (en) 1990-10-03
FR2608483A1 (fr) 1988-06-24
GB2200586A (en) 1988-08-10
GB8729754D0 (en) 1988-02-03
JPS63156618A (ja) 1988-06-29
DE3743310C2 (it) 1992-03-05
FR2608483B1 (fr) 1994-04-08
CA1287119C (en) 1991-07-30
IT8723117A0 (it) 1987-12-18

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