CH625446A5 - - Google Patents
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- 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
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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Power Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH343577A CH625446A5 (nl) | 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 (nl) | 1977-03-18 | 1977-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH625446A5 true CH625446A5 (nl) | 1981-09-30 |
Family
ID=4255903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH343577A CH625446A5 (nl) | 1977-03-18 | 1977-03-18 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4163887A (nl) |
JP (1) | JPS53115996A (nl) |
BR (1) | BR7705789A (nl) |
CH (1) | CH625446A5 (nl) |
DE (1) | DE2735403C3 (nl) |
FR (1) | FR2384385A1 (nl) |
GB (1) | GB1533949A (nl) |
IT (1) | IT1085364B (nl) |
SE (1) | SE432551B (nl) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH625447A5 (nl) * | 1978-03-06 | 1981-09-30 | Agie Ag Ind Elektronik | |
CH620618A5 (nl) * | 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 |
GB2054436B (en) * | 1979-07-25 | 1984-05-16 | Inoue Japax Res | Electrical discharge machining using controlled low 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 |
US4582974A (en) * | 1982-08-02 | 1986-04-15 | Mitsubishi Denki Kabushiki Kaisha | Electric discharge machine including means for detecting abnormal discharge conditions |
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 |
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 |
DE3419945C1 (de) * | 1984-05-11 | 1985-11-21 | Aktiengesellschaft für industrielle Elektronik AGIE Losone bei Locarno, Losone, Locarno | Impulsgenerator zur funkenerosiven Metallbearbeitung |
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 |
DE3639256A1 (de) * | 1986-11-17 | 1988-05-26 | Agie Ag Ind Elektronik | Impulsgenerator zur funkenerosiven metallberarbeitung |
ATE86901T1 (de) * | 1989-06-09 | 1993-04-15 | Laszlo Rabian | Generator zum funkenerosiven schneiden von metallischen werkstuecken mittels einer aus fluessigem 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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL258818A (nl) * | 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 (nl) * | 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. |
-
1977
- 1977-03-18 CH CH343577A patent/CH625446A5/de not_active IP Right Cessation
- 1977-08-05 DE DE2735403A patent/DE2735403C3/de not_active Expired
- 1977-08-16 US US05/825,036 patent/US4163887A/en not_active Expired - Lifetime
- 1977-08-16 GB GB34424/77A patent/GB1533949A/en not_active Expired
- 1977-08-24 IT IT26909/77A patent/IT1085364B/it active
- 1977-08-29 FR FR7726211A patent/FR2384385A1/fr active Granted
- 1977-08-30 BR BR7705789A patent/BR7705789A/pt unknown
- 1977-09-02 SE SE7709883A patent/SE432551B/xx not_active IP Right Cessation
- 1977-10-21 JP JP12589177A patent/JPS53115996A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS53115996A (en) | 1978-10-09 |
DE2735403A1 (de) | 1978-09-21 |
SE432551B (sv) | 1984-04-09 |
SE7709883L (sv) | 1978-09-19 |
IT1085364B (it) | 1985-05-28 |
FR2384385A1 (fr) | 1978-10-13 |
US4163887A (en) | 1979-08-07 |
DE2735403C3 (de) | 1981-08-27 |
FR2384385B1 (nl) | 1983-01-14 |
JPS6116571B2 (nl) | 1986-05-01 |
GB1533949A (en) | 1978-11-29 |
DE2735403B2 (de) | 1980-12-18 |
BR7705789A (pt) | 1978-09-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |