CH625446A5 - - Google Patents

Download PDF

Info

Publication number
CH625446A5
CH625446A5 CH343577A CH343577A CH625446A5 CH 625446 A5 CH625446 A5 CH 625446A5 CH 343577 A CH343577 A CH 343577A CH 343577 A CH343577 A CH 343577A CH 625446 A5 CH625446 A5 CH 625446A5
Authority
CH
Switzerland
Prior art keywords
pulse
pulse amplifier
secondary windings
voltage source
current
Prior art date
Application number
CH343577A
Other languages
German (de)
English (en)
Inventor
Ernst Buehler
Costantino Tadini
Original Assignee
Agie Ag Ind Elektronik
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 Agie Ag Ind Elektronik filed Critical Agie Ag Ind Elektronik
Priority to CH343577A priority Critical patent/CH625446A5/de
Priority to DE2735403A priority patent/DE2735403C3/de
Priority to US05/825,036 priority patent/US4163887A/en
Priority to GB34424/77A priority patent/GB1533949A/en
Priority to IT26909/77A priority patent/IT1085364B/it
Priority to FR7726211A priority patent/FR2384385A1/fr
Priority to BR7705789A priority patent/BR7705789A/pt
Priority to SE7709883A priority patent/SE432551B/xx
Priority to JP12589177A priority patent/JPS53115996A/ja
Publication of CH625446A5 publication Critical patent/CH625446A5/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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/601—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
    • 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)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Dc-Dc Converters (AREA)
CH343577A 1977-03-18 1977-03-18 CH625446A5 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH343577A CH625446A5 (it) 1977-03-18 1977-03-18
DE2735403A DE2735403C3 (de) 1977-03-18 1977-08-05 Generator zum elektroerosiven Bearbeiten
US05/825,036 US4163887A (en) 1977-03-18 1977-08-16 Pulse generator for electroerosive processing
GB34424/77A GB1533949A (en) 1977-03-18 1977-08-16 Pulse generator
IT26909/77A IT1085364B (it) 1977-03-18 1977-08-24 Generatore per la lavorazione elettroerosiva
FR7726211A FR2384385A1 (fr) 1977-03-18 1977-08-29 Generateur pour l'usinage par electro-erosion
BR7705789A BR7705789A (pt) 1977-03-18 1977-08-30 Gerador para trabalho electroerosivo
SE7709883A SE432551B (sv) 1977-03-18 1977-09-02 Generator for elerosiv bearbetning
JP12589177A JPS53115996A (en) 1977-03-18 1977-10-21 Pulse generator for use in electric erosion working

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH343577A CH625446A5 (it) 1977-03-18 1977-03-18

Publications (1)

Publication Number Publication Date
CH625446A5 true CH625446A5 (it) 1981-09-30

Family

ID=4255903

Family Applications (1)

Application Number Title Priority Date Filing Date
CH343577A CH625446A5 (it) 1977-03-18 1977-03-18

Country Status (9)

Country Link
US (1) US4163887A (it)
JP (1) JPS53115996A (it)
BR (1) BR7705789A (it)
CH (1) CH625446A5 (it)
DE (1) DE2735403C3 (it)
FR (1) FR2384385A1 (it)
GB (1) GB1533949A (it)
IT (1) IT1085364B (it)
SE (1) SE432551B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH625447A5 (it) * 1978-03-06 1981-09-30 Agie Ag Ind Elektronik
CH620618A5 (it) * 1978-04-14 1980-12-15 Charmilles Sa Ateliers
US4516009A (en) * 1978-06-14 1985-05-07 Inoue-Japax Research Incorporated Capacitor-type HF power supply for electrical machining
US4320280A (en) * 1979-03-30 1982-03-16 Inoue-Japax Research Incorporated Traveling-wire EDM method
JPS55164428A (en) * 1979-06-06 1980-12-22 Inoue Japax Res Inc System for electric discharge machining
US4335294A (en) * 1979-07-25 1982-06-15 Inoue-Japax Research Incorporated EDM Method and apparatus having a gap discharge circuit constructed with limited stray capacitances
JPS6014653B2 (ja) * 1980-02-26 1985-04-15 株式会社井上ジャパックス研究所 放電加工装置
JPS5748431A (en) * 1980-09-04 1982-03-19 Inoue Japax Res Inc Wire-cut electric discharge machining device
EP0059537A3 (en) * 1981-02-26 1982-10-27 Control Data Corporation Switching circuit
JPS5828430A (ja) * 1981-08-12 1983-02-19 Inoue Japax Res Inc ワイヤカツト放電加工方法
FR2524221A1 (fr) * 1982-03-25 1983-09-30 Benit & Cie Dispositif de commande d'un transistor de puissance d'une alimentation a decoupage
CH661228A5 (de) * 1982-08-02 1987-07-15 Mitsubishi Electric Corp Funkenerosionsmaschine mit einer elektrode zum bearbeiten eines werkstueckes.
JPS6029246A (ja) * 1983-07-13 1985-02-14 Fanuc Ltd 放電加工機における接触感知装置
US4661674A (en) * 1983-09-14 1987-04-28 Inoue-Japax Research Incorporated Minimum-impedance conductor assembly for EDM
US4631382A (en) * 1983-09-19 1986-12-23 Mitsubishi Denki Kabushiki Kaisha Bed for electrical discharge machining apparatus
DE3419943C2 (de) * 1984-05-11 1986-04-24 Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno Verfahren zur Erzeugung einer elektroerosiven Entladespannung und Drahtschneidmaschine zur Durchführung des Verfahrens
DE3419945C1 (de) * 1984-05-11 1985-11-21 Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno Impulsgenerator zur funkenerosiven Metallbearbeitung
DE3422399C2 (de) * 1984-05-11 1986-03-06 Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno Schaltungsanordnung zur Erzeugung von Erodierimpulsen an einer Funkenerosionsanlage
DE3639256A1 (de) * 1986-11-17 1988-05-26 Agie Ag Ind Elektronik Impulsgenerator zur funkenerosiven metallberarbeitung
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
JPH0761568B2 (ja) * 1989-08-08 1995-07-05 三菱電機株式会社 放電加工装置の波形制御装置
JP3395431B2 (ja) * 1995-02-27 2003-04-14 三菱電機株式会社 放電加工方法及びその装置
DE19654964B4 (de) * 1995-02-27 2006-09-21 Mitsubishi Denki K.K. Vorrichtung und Verfahren zur Funkenerosionsbearbeitung
AU8357498A (en) * 1998-07-24 2000-02-14 Kiyoshi Inoue Wirecut electric discharge machining method and apparatus
KR102141684B1 (ko) * 2018-08-24 2020-09-14 한국원자력연구원 전류 펄스를 제어하는 모듈레이터 및 그 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL258818A (it) * 1959-12-08
FR1442002A (fr) * 1965-02-19 1966-06-10 Sparcatron Ltd Perfectionnement à l'usinage de matériaux conducteurs d'électricité par électro-érosion
US3492503A (en) * 1966-08-09 1970-01-27 Amar G Bose Switching circuitry for reducing the time required to turn off a saturated semiconductor device
FR1535301A (fr) * 1967-02-28 1968-08-02 Exnii Metallorezh Stankov Procédé et dispositif d'usinage de matières conductrices par électroérosion
CH550634A (de) * 1970-05-11 1974-06-28 Exnii Metallorezh Stankov Speisequelle fuer eine funkenerosionsmaschine.
US3654489A (en) * 1970-07-28 1972-04-04 Tektronix Inc Pulse generator for a variable load
JPS5331350B2 (it) * 1972-03-31 1978-09-01
US3987269A (en) * 1972-12-23 1976-10-19 Inoue-Japan Research Incorporated Method of controlling electrical discharge machining
US3815030A (en) * 1973-07-13 1974-06-04 Westinghouse Electric Corp Square wave driven power amplifier
NL165896C (nl) * 1974-07-05 1981-05-15 Matsushita Electric Ind Co Ltd Spanningsleveringsinrichting.

Also Published As

Publication number Publication date
DE2735403B2 (de) 1980-12-18
JPS53115996A (en) 1978-10-09
SE432551B (sv) 1984-04-09
US4163887A (en) 1979-08-07
GB1533949A (en) 1978-11-29
SE7709883L (sv) 1978-09-19
DE2735403A1 (de) 1978-09-21
FR2384385A1 (fr) 1978-10-13
DE2735403C3 (de) 1981-08-27
JPS6116571B2 (it) 1986-05-01
FR2384385B1 (it) 1983-01-14
IT1085364B (it) 1985-05-28
BR7705789A (pt) 1978-09-26

Similar Documents

Publication Publication Date Title
CH625446A5 (it)
DE3118554A1 (de) Stromversorgungsschaltung
EP0160989B1 (de) Impulsgenerator zur funkenerosiven Metallbearbeitung
DE2824326C2 (it)
DE1067546B (de) Schaltanordnung zur Funkenerosion mit selbsttaetig veraenderbarem Ladewiderstand
DE1008428B (de) Verfahren und Einrichtung zur Funkenerosion mittels Wechselstroms
DE2609971C3 (de) Gleichstrom-Lichtbogenschweißgerät für Betrieb mit hochfrequentem Impulsstrom
DE4138923A1 (de) Elektronische vorrichtung zur verwaltung und steuerung des elektrischen speisungsstroms zum widerstandsschweissen, insbesondere von metallenen dosenkoerpern
DE2320702A1 (de) Schaltung zum erzeugen von gesteuerten impulsen fuer die bearbeitung mit elektrischen intermittierenden entladungen
DE4302404C2 (de) Schaltungsanordnung zur Stromversorgung einer Funkenerodiermaschine
DE1301698B (de) Schaltungsanordnung zum Bearbeiten von Werkstuecken durch Funkenerosion
DE3319952C2 (it)
DE4302406C2 (de) Stromversorgungseinheit zur funkenerosiven Bearbeitung
DE3422399C2 (de) Schaltungsanordnung zur Erzeugung von Erodierimpulsen an einer Funkenerosionsanlage
DE3107333C2 (it)
DE473336C (de) Anordnung zur Begrenzung oder Verminderung des Stromes in einem Teil eines Leitungsnetzes durch Einschaltung eines Nebenschlusses zu dem zu schuetzenden Netzteil
EP0160987B1 (de) Verfahren und Vorrichtung zur elektroerosiven Bearbeitung von Werkstücken
DE1615110C3 (de) SIVEN Bearbeitung eines Werkstückes
EP0401415B1 (de) Generator zum funkenerosiven Schneiden von metallischen Werkstücken mittels einer aus flüssigem oder festem Material bestehenden Elektrode
DE2305707A1 (de) Elektroerosionsbearbeitung von werkstuecken
DE2948001A1 (de) Elektrische steuerschaltung zur zufuehrung eines stromimpulses zum ausgang der schaltung
DE2029123C3 (de) Schaltungsanordnung für die elektroerosive Bearbeitung
AT255604B (de) Verfahren und Vorrichtung zum selbsttätigen Regeln des Vorschubes der Werkzeugelektroden von Elektroerosionsvorrichtungen
CH578397A5 (en) Electro-erosion machine wiyh controlled current discharge - using sequential transistors for current pulses with inclined wavefront
AT232135B (de) Generator für elektroerosive Metallbearbeitung

Legal Events

Date Code Title Description
PL Patent ceased