CN104889514A - High-frequency power supply for medium-speed wire-moving cutting and operating method thereof - Google Patents
High-frequency power supply for medium-speed wire-moving cutting and operating method thereof Download PDFInfo
- Publication number
- CN104889514A CN104889514A CN201510276821.2A CN201510276821A CN104889514A CN 104889514 A CN104889514 A CN 104889514A CN 201510276821 A CN201510276821 A CN 201510276821A CN 104889514 A CN104889514 A CN 104889514A
- Authority
- CN
- China
- Prior art keywords
- high frequency
- relay
- hindrance
- conventional high
- frequency
- Prior art date
- 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.)
- Granted
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
- 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
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)
Abstract
The invention discloses a high-frequency power supply for medium-speed wire-moving cutting and an operating method thereof. The high-frequency power supply for medium-speed wire-moving cutting comprises a conventional high-frequency resistor, an undamped high-frequency resistor, a sampling plate, JA relays, JB relays and a workpiece fixture; the conventional high-frequency resistor and the undamped high-frequency resistor are both connected with the workpiece fixture through the JB relays, the conventional high-frequency resistor is further connected with a computer, the conventional high-frequency resistor and the undamped high-frequency resistor are both connected with the sampling plate through the JA relays, and the conventional high-frequency resistor and the undamped high-frequency resistor are both in data signal connection with a machine tool. Therefore, according to the high-frequency power supply for medium-speed wire-moving cutting and the operating method thereof, the undamped high-frequency resistor is applied to rough machining of medium-speed wire-moving cutting, the energy is saved, the molybdenum wire loss is greatly reduced in the long-time machining process, and the actual machining efficiency can be improved.
Description
Technical field
The invention belongs to middle wire-moving cutting technique field, be specifically related to a kind of high frequency electric source of without hindrance frequency applications being cut in middle wire and method of work thereof.
Background technology
The electrical discharge machining pulse power generally used both at home and abroad is at present resistance current-limiting type impulse power supply, although the derivation power supply of this resistance current-limiting type impulse power supply and various ways thereof has been widely used in spark machined, but its exist two aspects obvious less than 1, utilization rate of electrical is low general lower than 25%, because during regular picture, the difference that the DC voltage that transformer rectifier obtains is about l00V and gap voltage 45V will all consume on current-limiting resistance, and waste of energy is very big and ventilation and heat conditional request is very high; 2, during output short-circuit, processing electric current rises processing work surface of burning rapidly.
Common high frequency output adopts resistance step-down mode, but the utilization rate of this mode power supply is low, overwhelming majority energy resource consumption is on resistance, not only cause waste, and increase molybdenum filament loss, because the utilization of common high frequency is high power supply, to add the voltage be carried in man-hour on molybdenum filament high, Current Control is slower, is easy to cause molybdenum filament to burn, and the loss of molybdenum filament is strengthened.
Summary of the invention
The technical problem that the present invention mainly solves is to provide high frequency electric source in a kind of roughing of without hindrance frequency applications being cut to middle wire-moving and method of work thereof.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: wire cutting high frequency electric source in one, it is characterized in that, comprise: conventional high frequency, without hindrance high frequency, sampling plate, JA relay, JB relay and work piece holder, described conventional high frequency is all connected with described work piece holder by described JB relay with described without hindrance high frequency;
Described conventional high frequency is also connected with computer;
Described conventional high frequency is all connected with described sampling plate by described JA relay with described without hindrance high frequency;
Described conventional high frequency and described without hindrance high frequency all carry out data-signal with lathe and are connected.
In a preferred embodiment of the present invention, in the roughing of without hindrance frequency applications being cut to middle wire-moving, the method combined with conventional high frequency fine finishining by without hindrance high frequency roughing carries out middle wire-moving cutting processing.
In a preferred embodiment of the present invention, concrete steps comprise:
Roughing: during roughing, JA relay and JB relay are in idle condition, whole equipment is in without hindrance low power consumpting state, now described sampling plate and described without hindrance high frequency are conducted, described without hindrance high frequency and described work piece holder are conducted, input between pulsewidth, arteries and veins and current value by operated key on cabinet panel, finally cut, described sampling plate is accurately sampled by described without hindrance high frequency;
Fine finishining: be transformed into fine finishining after roughing terminates, now lathe carries out the disconnected high-frequency operation that commutates, then JA relay and JB relay work simultaneously, described sampling plate and described conventional high frequency are conducted, described conventional high frequency and described work piece holder are conducted, processing exports and is switched to conventional high frequency output from without hindrance high frequency output, high-frequency parameter is controlled by setup parameter on the computer that is connected with described conventional high frequency, at this moment pulse frequency uprises, finally cut, sampling is also sampled by described conventional high frequency because the work of JA relay and JB relay is switched to.
The invention has the beneficial effects as follows: wire cutting high frequency electric source and method of work thereof in one of the present invention, in the roughing that this high frequency electric source cuts without hindrance frequency applications to middle wire-moving, not only save the energy, and also greatly reduce in the molybdenum filament loss of long-time processing, in actual processing, efficiency can be improved.
Accompanying drawing explanation
Fig. 1 be a kind of middle wire cutting high frequency electric source and method of work roughing time schematic diagram.
Fig. 2 be a kind of middle wire cutting high frequency electric source and method of work fine finishining time schematic diagram.
In accompanying drawing, the mark of each parts is as follows: 1, conventional high frequency; 2, without hindrance high frequency; 3, sampling plate; 4, JA relay; 5, JB relay; 6, work piece holder.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to Fig. 1 and Fig. 2, the embodiment of the present invention comprises: wire cutting high frequency electric source in one, it is characterized in that, comprise: conventional high frequency 1, without hindrance high frequency 2, sampling plate 3, JA relay 4, JB relay 5 and work piece holder 6, described conventional high frequency 1 is all connected with described work piece holder 6 by described JB relay 5 with described without hindrance high frequency 2, described work piece holder 6 is selected and described conventional high frequency 1 or the conducting of described without hindrance high frequency 2 by described JB relay 5, thus carries out fine finishining or roughing.
Described conventional high frequency 1 is also connected with computer, and computer is for setting the running parameter of described conventional high frequency 1.
Described conventional high frequency 1 is all connected with described sampling plate 3 by described JA relay 4 with described without hindrance high frequency 2, and described sampling plate 3 is selected and described conventional high frequency 1 or the conducting of described without hindrance high frequency 2 by described JA relay 4, thus samples.
Described conventional high frequency 1 and described without hindrance high frequency 2 all carry out data-signal with lathe and are connected, when converting between fine finishining and roughing, lathe sends the disconnected high-frequency signal of commutation, described conventional high frequency 1 and described without hindrance high frequency 2 are stopped, and interval time, 1S ~ 2S, can prevent the loss of molybdenum filament.
A method of work for middle wire cutting high frequency electric source, be applied to by without hindrance high frequency 2 in the roughing of middle wire-moving cutting, the method combined with conventional high frequency 1 fine finishining by the roughing of without hindrance high frequency 2 carries out middle wire-moving cutting processing.
Concrete steps comprise:
Roughing: during roughing, JA relay 4 and JB relay 5 are in idle condition, whole equipment is in without hindrance low power consumpting state, now described sampling plate 3 is conducted with described without hindrance high frequency 2, described without hindrance high frequency 2 is conducted with described work piece holder 6, input between pulsewidth, arteries and veins and current value by operated key on cabinet panel, finally cut, described sampling plate 3 is accurately sampled by described without hindrance high frequency 2;
Fine finishining: be transformed into fine finishining after roughing terminates, now lathe carries out the disconnected high-frequency operation that commutates, then JA relay 4 and JB relay 5 work simultaneously, described sampling plate 3 is conducted with described conventional high frequency 1, described conventional high frequency 1 is conducted with described work piece holder 6, processing output is outputted to conventional high frequency 1 from without hindrance high frequency 2 and exports, high-frequency parameter is controlled by setup parameter on the computer that is connected with described conventional high frequency 1, at this moment pulse frequency uprises, finally cut, sampling is also sampled by described conventional high frequency 1 because the work of JA relay 4 and JB relay 5 is switched to.
Described conventional high frequency 1 develops according to external HF link to come, because output have employed MOSFET, pipe is driven, there is output energy large, pulse frequency is high, the actual cutting effect of 500ns can be reached, middle wire application is upper or little at home, and sampling section adopts highly reliable V/F integrated circuit, has stable processing characteristics.
Compared with prior art, wire cutting high frequency electric source and method of work thereof in one of the present invention, this high frequency electric source main circuit neither uses resistance current limliting also without current limit by inductance, directly carry out control circuit by DC/DC DC to DC converter and pulse control circuit acting in conjunction, in the roughing of also without hindrance frequency applications being cut to middle wire-moving, not only save the energy of 80%, and also greatly reduce in the molybdenum filament loss of long-time processing, in actual processing, efficiency can be improved, structurally save a large transformer and related device, thus reduce the area of conventional high frequency, without hindrance high frequency and conventional high frequency share an additional power source, cost is remained unchanged.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. wire cutting high frequency electric source in a kind, it is characterized in that, comprise: conventional high frequency, without hindrance high frequency, sampling plate, JA relay, JB relay and work piece holder, described conventional high frequency is all connected with described work piece holder by described JB relay with described without hindrance high frequency;
Described conventional high frequency is also connected with computer;
Described conventional high frequency is all connected with described sampling plate by described JA relay with described without hindrance high frequency;
Described conventional high frequency and described without hindrance high frequency all carry out data-signal with lathe and are connected.
2. a method of work for wire cutting high frequency electric source in, it is characterized in that, in the roughing of without hindrance frequency applications being cut to middle wire-moving, the method combined with conventional high frequency fine finishining by without hindrance high frequency roughing carries out middle wire-moving cutting processing.
3. the method for work of a kind of middle wire cutting high frequency electric source according to claim 2, is characterized in that: concrete steps comprise:
Roughing: during roughing, JA relay and JB relay are in idle condition, now described sampling plate and described without hindrance high frequency are conducted, described without hindrance high frequency and described work piece holder are conducted, input between pulsewidth, arteries and veins and current value by operated key on cabinet panel, finally cut, described sampling plate is accurately sampled by described without hindrance high frequency;
Fine finishining: be transformed into fine finishining after roughing terminates, now lathe carries out the disconnected high-frequency operation that commutates, then JA relay and JB relay work simultaneously, described sampling plate and described conventional high frequency are conducted, described conventional high frequency and described work piece holder are conducted, processing exports and is switched to conventional high frequency output from without hindrance high frequency output, high-frequency parameter is controlled by setup parameter on the computer that is connected with described conventional high frequency, at this moment pulse frequency uprises, finally cut, sampling is also sampled by described conventional high frequency because the work of JA relay and JB relay is switched to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276821.2A CN104889514B (en) | 2015-05-27 | 2015-05-27 | A kind of middle wire cutting high frequency electric source and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276821.2A CN104889514B (en) | 2015-05-27 | 2015-05-27 | A kind of middle wire cutting high frequency electric source and its method of work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104889514A true CN104889514A (en) | 2015-09-09 |
| CN104889514B CN104889514B (en) | 2017-10-10 |
Family
ID=54022703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510276821.2A Active CN104889514B (en) | 2015-05-27 | 2015-05-27 | A kind of middle wire cutting high frequency electric source and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104889514B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526630A (en) * | 2018-06-11 | 2018-09-14 | 扬州万泰电子科技有限公司 | A kind of intelligent wire cutting non-resistance and high-frequency pulse power circuit |
| CN109108413A (en) * | 2018-10-26 | 2019-01-01 | 江门霞光智能装备有限公司 | High middling speed wire cutting machine tool |
| CN113245649A (en) * | 2021-05-28 | 2021-08-13 | 珠海格力精密模具有限公司 | Multi-electrode efficient machining method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6451228A (en) * | 1987-08-21 | 1989-02-27 | Hitachi Seiko Kk | Wire electric discharge machine |
| WO1995022426A1 (en) * | 1994-02-18 | 1995-08-24 | Sodick Co., Ltd. | Power supply system for an electric discharge machine |
| JP2983139B2 (en) * | 1994-04-26 | 1999-11-29 | 株式会社ソディック | Power supply circuit for electric discharge machining and electric discharge machine |
| CN1546266A (en) * | 2003-12-17 | 2004-11-17 | 南京航空航天大学 | Resistance proof current flow type energy-saving electric spark processing impulsing power source with two-stage structure |
-
2015
- 2015-05-27 CN CN201510276821.2A patent/CN104889514B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6451228A (en) * | 1987-08-21 | 1989-02-27 | Hitachi Seiko Kk | Wire electric discharge machine |
| WO1995022426A1 (en) * | 1994-02-18 | 1995-08-24 | Sodick Co., Ltd. | Power supply system for an electric discharge machine |
| US5750951A (en) * | 1994-02-18 | 1998-05-12 | Sodick Co., Ltd. | Power supply system for an electric discharge machine |
| JP2983139B2 (en) * | 1994-04-26 | 1999-11-29 | 株式会社ソディック | Power supply circuit for electric discharge machining and electric discharge machine |
| CN1546266A (en) * | 2003-12-17 | 2004-11-17 | 南京航空航天大学 | Resistance proof current flow type energy-saving electric spark processing impulsing power source with two-stage structure |
Non-Patent Citations (2)
| Title |
|---|
| 全勇,郭烈恩: "自适应型无阻高频脉冲电源的研究", 《机电工程技术》 * |
| 宋博岩等: "高效节能电火花加工脉冲电源的研究进展", 《电加工与模具》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526630A (en) * | 2018-06-11 | 2018-09-14 | 扬州万泰电子科技有限公司 | A kind of intelligent wire cutting non-resistance and high-frequency pulse power circuit |
| CN109108413A (en) * | 2018-10-26 | 2019-01-01 | 江门霞光智能装备有限公司 | High middling speed wire cutting machine tool |
| CN113245649A (en) * | 2021-05-28 | 2021-08-13 | 珠海格力精密模具有限公司 | Multi-electrode efficient machining method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104889514B (en) | 2017-10-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100577335C (en) | Numerical control double-power mode multifunctional impulsing power source for electrospark wire-electrode cutting processing | |
| CN201201083Y (en) | Duplicate supply mode pulse power source for numerical control electrospark wire-electrode cutting | |
| CN104889514A (en) | High-frequency power supply for medium-speed wire-moving cutting and operating method thereof | |
| CN203608076U (en) | A high voltage IGVT driving and protection circuit | |
| CN101856769A (en) | Plasma arc cutting and welding power supply | |
| CN102386800B (en) | Low-voltage heavy-current high-power pulse power supply | |
| CN104985270A (en) | Intelligent integration control cabinet for electric spark linear cutting machine tool | |
| CN202949231U (en) | Intelligent zero-crossing switching silicon controlled combination switch | |
| CN204424877U (en) | A kind of IGBT module Over Current Protection System | |
| CN203541810U (en) | Double-voltage inversion direct-current arc welding machine | |
| CN203352465U (en) | DC stabilized power supply suitable for oil field and oil well remote measurement and control system | |
| CN104506073A (en) | Electric spark power source and working method thereof | |
| CN105278343A (en) | Intelligent control method for standby power consumption of electric appliance | |
| CN204376525U (en) | A kind of emergency supply circuit | |
| CN104646775B (en) | Energy-saving type EDM (Electrical Discharge Machining) pulse power supply | |
| CN102957157A (en) | Silicon controlled composite switch of intelligent zero-crossing switching | |
| CN203636176U (en) | Energy-saving electric welding machine | |
| CN203541808U (en) | Integrated circuit system of manual welding machine | |
| CN201275656Y (en) | Inversion type direct-current welding machine | |
| CN204633635U (en) | Electric spark power supply | |
| CN103595123B (en) | Dual-power-supply device and method applied to APF (Active Power Filter) system | |
| CN205111023U (en) | Electric welding power saving device and energy -conserving electric welding | |
| CN202006326U (en) | Energy-saving electro discharge drilling machine | |
| CN204053198U (en) | The two arc of a kind of submerge arc stablizes handover control system | |
| CN104416262A (en) | Integrated circuit system of manual welding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 215143 South Floor 1, Building B1, No. 83-2, Changping Road, Huangdai Town, Xiangcheng District, Suzhou, Jiangsu Province Patentee after: JIANGSU SERVICS NUMERICAL CONTROL SCIENCE & TECHNOLOGY CO.,LTD. Address before: 215138 Group 7, Lujiabang, Guntang Village, Yangchenghu Town, Xiangcheng District, Suzhou City, Jiangsu Province (north of the Guntang Village Committee) Patentee before: JIANGSU SERVICS NUMERICAL CONTROL SCIENCE & TECHNOLOGY CO.,LTD. |
|
| CP02 | Change in the address of a patent holder |