CN1301609A - Electric spark wire-electrode cutting device with attached supersonic vibration - Google Patents
Electric spark wire-electrode cutting device with attached supersonic vibration Download PDFInfo
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- CN1301609A CN1301609A CN 99124687 CN99124687A CN1301609A CN 1301609 A CN1301609 A CN 1301609A CN 99124687 CN99124687 CN 99124687 CN 99124687 A CN99124687 A CN 99124687A CN 1301609 A CN1301609 A CN 1301609A
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- ultrasonic vibration
- conductive pole
- worm gear
- vibrating device
- carbon brush
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Abstract
An electric spark wire cutting equipment with attached supersonic vibration of the present invention includes machine frame, working bench, upper and lower guide devices, wire holder, wire electrode and supersonic vibration mechanism comprising supersonic wave generator, drive unit vibrator with vibration head contacting with the wire electrode. Owing to the combination of machining and electric processing, the electric spark wire cutting process can eliminate non-conductive phase of composite material while spark discharges, and this can raise the composite material machining efficiency and effect.
Description
The present invention relates to a kind of wire electric discharge machining device, particularly a kind of wire electric discharge machining device that is used to process the composite that contains non-conductive phase.
Existing wire electric discharge machining device generally comprises frame; workbench; on; following guider; guide frame; the silk electrode; utilizing Wire-cut Electrical Discharge Machining is a kind of method for processing forming commonly used; become at present one of main manufacturing process of die industry; along with continuous progress in science and technology; various new materials are are constantly researched and developed; composite is (as pottery; metal-base composites; polycrystalline diamond etc.) be used for mechanical manufacturing field more and more; yet because composite is heterogeneous being composited; contain a large amount of nonconducting hardening constituents in the material (as particle; fiber etc.); cut processing for the wire rod of composite and brought great difficulty; show that mainly processing electric current is restricted; the fracture of wire phenomenon frequently takes place; cutting efficiency is extremely low; surface roughness is influenced; when particularly the particle of material or fiber size were big, processing almost can't be carried out.The solution of this problem is generally adopted the electricity one power blasting effect of the pulse power at present both at home and abroad, as U.S. Patent No. 4766281, (notification number: CN10228848C) disclosed conducting ceramic material processing spark pulse power all adopts this way to Chinese patent ZL90109392.0, some are single superhard but this way can only solve, wear-resisting, the processing of the material that electrical conductivity is higher, and processing effect is subjected to the restriction of each side, increase as processing electric current, the generation of fracture of wire phenomenon, the raising all effected of cutting efficiency particularly can not fundamentally solve the problem that occurs in the processing of the composite that contains non-conductive phase.
The purpose of this invention is to provide a kind of wire electric discharge machining device that mechanical oscillation is arranged and effectively reject the attached supersonic vibration of the non-conductive phase in the composite, the working (machining) efficiency that improves composite and processing effect that on the basis of electric machining, adds.
The present invention includes frame, workbench, upper guide, following guider, guide frame, silk electrode, it is characterized in that also including ultrasonic vibration mechanism, this ultrasonic vibration mechanism comprises ultrasonic vibration generator, transmission device, vibrating device, wherein the output electrode of ultrasonic vibration generator is installed on the upper guide, vibrating device comprises oscillator, vibration head, conductive pole, and vibrating device is fixed on the transmission device and by its conductive pole and is electrically connected with the ultrasonic vibration generator, and its vibration head contacts with line electrode.
The present invention is owing to utilize machinery and the compound wire electric discharge machine method of electric machining, in process, except spark discharge, also utilize the mechanical oscillation of line electrode effectively to reject non-conductive phase (as particle, fiber etc.) in the composite, effectively improve the working (machining) efficiency and the processing effect of composite.In addition, the supersonic frequency vibration of line electrode, can be effectively than the shift discharge point, make it when the processing electric current peak value increases, the fracture of wire phenomenon can not take place, and the surface roughness of processing makes moderate progress, can be widely used in the Wire-cut Electrical Discharge Machining of composites such as pottery, metal-base composites, polycrystalline diamond, and simple in structure, ingenious, realize easily, convenient, cost is low, practical.
Describe basic structure of the present invention and principle in detail below in conjunction with accompanying drawing:
Fig. 1 is a structural principle schematic diagram of the present invention;
As shown in Figure 1, the present invention includes frame 1, workbench 11, upper guide 12, following guider 13, guide frame 21, silk electrode 22, ultrasonic vibration mechanism, this ultrasonic vibration mechanism comprises ultrasonic vibration generator 3, transmission device 4, vibrating device 5, wherein ultrasonic vibration generator 3 is installed on the frame 1, its output electrode 31 is annular carbon brush, this annular carbon brush be arranged on the affixed ring stand 14 of upper guide 12 on.Transmission device 4 comprises stepper motor, worm screw 42, worm gear 43, and wherein stepper motor is installed on the frame 1 and drives worm screw 42 and rotates, and worm screw 42 is fixed on the frame 1 by support plate 41, and worm gear 43 is installed on the guide frame 21 and with worm screw 42 and is meshed.For guarantee vibrating device 5 in the course of the work all the time with being electrically connected of ultrasonic vibration generator 3, and make the cut direction of vibrating device 5 tracker wire electrodes 22, vibrating device 5 comprises oscillator 51, vibration head 52, conductive pole 53, and vibrating device 5 is fixed on transmission device 4 belows and is electrically connected with ultrasonic vibration generator 3 by its conductive pole 53, its vibration head 52 contacts with line electrode 22, the conductive pole 53 of above-mentioned vibrating device 5 is arranged on below the annular carbon brush that is positioned at ultrasonic vibration generator 3 in the worm gear 43 and with annular carbon brush and is connected, and this conductive pole 53 is divided into two sections, its hypomere is fixed on worm gear 43 bottoms and is connected with the oscillator 51 of vibrating device 5, its epimere can be gone up, be nested with to lower slider in worm gear 43, and be provided with spring 54 between epimere conductive pole and the hypomere conductive pole, to guarantee that in rotary course conductive pole 53 joins with annular carbon brush all the time.The oscillator of above-mentioned vibrating device 5 is a piezo-electric crystal, this piezo-electric crystal joins by the annular carbon brush of conductive pole 53 with ultrasonic vibration generator 3, vibrating device 5 is installed in worm gear 43 belows of transmission device 4 and rotates with worm gear 43 simultaneously, the vibration head 52 of vibrating device 5 contacts with line electrode 22, reach and follow the tracks of cutting and make an electrode 22 when carrying out Wire EDM, produce mechanical oscillation, thereby effectively improve working (machining) efficiency and improve processing effect with the non-conductive purpose mutually in the rejecting composite.
Claims (5)
1, a kind of wire electric discharge machining device of attached supersonic vibration, comprise frame (1), workbench (11), upper guide (12), following guider (13), guide frame (21), silk electrode (22), it is characterized in that also including ultrasonic vibration mechanism, this ultrasonic vibration mechanism comprises ultrasonic vibration generator (3), transmission device (4), vibrating device (5), wherein the output electrode (31) of ultrasonic vibration generator (3) is installed on the upper guide (12), vibrating device (5) comprises oscillator (51), vibration head (52), conductive pole (53), and vibrating device (5) is fixed on transmission device (4) and goes up and be electrically connected with ultrasonic vibration generator (3) by its conductive pole (53), and its vibration head (52) contacts with line electrode (22).
2, according to the wire electric discharge machining device of right 1 described attached supersonic vibration, it is characterized in that above-mentioned transmission device (4) comprises stepper motor, worm screw (42), worm gear (43), wherein stepper motor is installed in frame (1) and goes up and drive worm screw (42) rotation, worm screw (42) is fixed on the frame (1) by support plate (41), and worm gear (43) is installed in guide frame (21) and upward and with worm screw (42) is meshed.
3,, it is characterized in that the output electrode (31) of above-mentioned ultrasonic vibration generator (3) is annular carbon brush, on the ring stand (14) that this annular carbon brush is arranged on and upper guide (12) is affixed according to the wire electric discharge machining device of right 1 described attached supersonic vibration.
4, according to the wire electric discharge machining device of right 1 or 2 or 3 described attached supersonic vibrations, the conductive pole (53) that it is characterized in that above-mentioned vibrating device (5) is arranged on the annular carbon brush below that is positioned at ultrasonic vibration generator (3) in the worm gear (43) and is connected with annular carbon brush, and this conductive pole (53) is divided into two sections, its hypomere is fixed on worm gear (43) bottom and is connected with the oscillator (51) of vibrating device (5), its epimere can upper and lowerly be nested with in worm gear (43) slidably, and is provided with spring (54) between epimere conductive pole and the hypomere conductive pole.
5, according to the wire electric discharge machining device of right 4 described attached supersonic vibrations, the oscillator that it is characterized in that above-mentioned vibrating device (5) is a piezo-electric crystal, this piezo-electric crystal joins by the annular carbon brush of conductive pole (53) and ultrasonic vibration generator (3), and vibrating device (5) is installed in worm gear (43) below of transmission device (4) and rotates with worm gear (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99124687A CN1099335C (en) | 1999-12-30 | 1999-12-30 | Electric spark wire-electrode cutting device with attached supersonic vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99124687A CN1099335C (en) | 1999-12-30 | 1999-12-30 | Electric spark wire-electrode cutting device with attached supersonic vibration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1301609A true CN1301609A (en) | 2001-07-04 |
| CN1099335C CN1099335C (en) | 2003-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99124687A Expired - Fee Related CN1099335C (en) | 1999-12-30 | 1999-12-30 | Electric spark wire-electrode cutting device with attached supersonic vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1099335C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443271C (en) * | 2006-05-31 | 2008-12-17 | 山东大学 | Ultrasonic scroll saw cutting process for non-conductive hard fragile material |
| CN100506470C (en) * | 2004-10-18 | 2009-07-01 | 沙迪克株式会社 | Method of processing electrically conductive work piece and combined processing apparatus |
| CN104475885A (en) * | 2014-12-02 | 2015-04-01 | 江苏武进不锈股份有限公司 | Electrical sparkle grooving device |
| CN110153516A (en) * | 2019-05-28 | 2019-08-23 | 哈尔滨理工大学 | A kind of electric spark auxiliary milling device |
| CN111805029A (en) * | 2020-07-06 | 2020-10-23 | 上海理工大学 | Workpiece vertical ultrasonic vibration device capable of lifting and rotating workpiece in wire cutting processing |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56163832A (en) * | 1980-05-15 | 1981-12-16 | Inoue Japax Res Inc | Electric machining device |
| JPS5766822A (en) * | 1980-10-08 | 1982-04-23 | Inoue Japax Res Inc | Discharge processing method |
| FR2540766A1 (en) * | 1983-02-11 | 1984-08-17 | Decrossac Remy | Machine for electrical discharge wire cutting |
| CN2403537Y (en) * | 1999-12-31 | 2000-11-01 | 广东工业大学 | Additional ultrasonic vibrating electrospark wire-electrode cutting apparatus |
-
1999
- 1999-12-30 CN CN99124687A patent/CN1099335C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100506470C (en) * | 2004-10-18 | 2009-07-01 | 沙迪克株式会社 | Method of processing electrically conductive work piece and combined processing apparatus |
| CN100443271C (en) * | 2006-05-31 | 2008-12-17 | 山东大学 | Ultrasonic scroll saw cutting process for non-conductive hard fragile material |
| CN104475885A (en) * | 2014-12-02 | 2015-04-01 | 江苏武进不锈股份有限公司 | Electrical sparkle grooving device |
| CN110153516A (en) * | 2019-05-28 | 2019-08-23 | 哈尔滨理工大学 | A kind of electric spark auxiliary milling device |
| CN111805029A (en) * | 2020-07-06 | 2020-10-23 | 上海理工大学 | Workpiece vertical ultrasonic vibration device capable of lifting and rotating workpiece in wire cutting processing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1099335C (en) | 2003-01-22 |
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