CH679561A5 - - Google Patents
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- Publication number
- CH679561A5 CH679561A5 CH2801/89A CH280189A CH679561A5 CH 679561 A5 CH679561 A5 CH 679561A5 CH 2801/89 A CH2801/89 A CH 2801/89A CH 280189 A CH280189 A CH 280189A CH 679561 A5 CH679561 A5 CH 679561A5
- Authority
- CH
- Switzerland
- Prior art keywords
- electrode
- frequency
- state variable
- spark discharge
- bandpass
- Prior art date
Links
- 230000003628 erosive effect Effects 0.000 claims description 22
- 230000010355 oscillation Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000003754 machining Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 15
- 238000004458 analytical method Methods 0.000 description 6
- 238000009760 electrical discharge machining Methods 0.000 description 6
- 239000010802 sludge Substances 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/26—Apparatus for moving or positioning electrode relatively to workpiece; Mounting of electrode
- B23H7/28—Moving electrode in a plane normal to the feed direction, e.g. orbiting
-
- 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
- B23H7/14—Electric circuits specially adapted therefor, e.g. power supply
- B23H7/18—Electric circuits specially adapted therefor, e.g. power supply for maintaining or controlling the desired spacing between electrode and workpiece
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63187407A JPH0649253B2 (ja) | 1988-07-27 | 1988-07-27 | 放電加工装置の電極間距離の制御装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH679561A5 true CH679561A5 (en, 2012) | 1992-03-13 |
Family
ID=16205492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH2801/89A CH679561A5 (en, 2012) | 1988-07-27 | 1989-07-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4983800A (en, 2012) |
| JP (1) | JPH0649253B2 (en, 2012) |
| KR (1) | KR920006511B1 (en, 2012) |
| CH (1) | CH679561A5 (en, 2012) |
| DE (1) | DE3924913A1 (en, 2012) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5310983A (en) * | 1992-10-23 | 1994-05-10 | Industrial Technology Research Institute | Servo-controlled feed rate control device for CNC electric spark machines |
| JP3736118B2 (ja) * | 1998-05-12 | 2006-01-18 | 三菱電機株式会社 | 放電加工制御方法および制御装置 |
| EP1004385B1 (en) * | 1998-05-12 | 2013-03-13 | Mitsubishi Denki Kabushiki Kaisha | Method and apparatus for electrodischarge machining |
| US7528340B2 (en) * | 2006-07-24 | 2009-05-05 | Sodick Co., Ltd. | Apparatus and method for electric discharge machining and method of discriminating electric discharge |
| WO2011161764A1 (ja) | 2010-06-22 | 2011-12-29 | 三菱電機株式会社 | 放電加工制御装置 |
| JP7083109B2 (ja) * | 2018-06-27 | 2022-06-10 | 株式会社牧野フライス製作所 | ワイヤ放電加工装置及びその制御方法並びに制御プログラム |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5622650B2 (en, 2012) * | 1972-05-24 | 1981-05-26 | ||
| GB2053514B (en) * | 1979-06-21 | 1983-05-18 | Inoue Japax Res | Electrical discharge machining gap control using recurrent counting of gap discharges |
| JPS5775732A (en) * | 1980-10-27 | 1982-05-12 | Inoue Japax Res Inc | Electric discharge machining device |
| US4602142A (en) * | 1982-06-30 | 1986-07-22 | Mitsubishi Denki Kabushiki Kaisha | Electric discharge system including means to normalize the interpole gap to minimize abnormal discharge conditions |
| US4582974A (en) * | 1982-08-02 | 1986-04-15 | Mitsubishi Denki Kabushiki Kaisha | Electric discharge machine including means for detecting abnormal discharge conditions |
| JPS59192425A (ja) * | 1983-04-13 | 1984-10-31 | Mitsubishi Electric Corp | 放電加工機の制御装置 |
| JPS60255312A (ja) * | 1984-05-30 | 1985-12-17 | Mitsubishi Electric Corp | 放電加工装置 |
-
1988
- 1988-07-27 JP JP63187407A patent/JPH0649253B2/ja not_active Expired - Lifetime
-
1989
- 1989-07-18 KR KR1019890010171A patent/KR920006511B1/ko not_active Expired
- 1989-07-21 US US07/382,933 patent/US4983800A/en not_active Expired - Lifetime
- 1989-07-27 CH CH2801/89A patent/CH679561A5/de not_active IP Right Cessation
- 1989-07-27 DE DE3924913A patent/DE3924913A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3924913C2 (en, 2012) | 1991-11-28 |
| JPH0649253B2 (ja) | 1994-06-29 |
| JPH0236018A (ja) | 1990-02-06 |
| KR920006511B1 (ko) | 1992-08-07 |
| DE3924913A1 (de) | 1990-02-01 |
| KR900001456A (ko) | 1990-02-27 |
| US4983800A (en) | 1991-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |