CN104308297A - High-speed wire cut electrical discharge machining mechanism - Google Patents
High-speed wire cut electrical discharge machining mechanism Download PDFInfo
- Publication number
- CN104308297A CN104308297A CN201410590418.2A CN201410590418A CN104308297A CN 104308297 A CN104308297 A CN 104308297A CN 201410590418 A CN201410590418 A CN 201410590418A CN 104308297 A CN104308297 A CN 104308297A
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- China
- Prior art keywords
- wire
- electrode
- workbench
- cutting mechanism
- electric spark
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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
-
- 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
- B23H1/04—Electrodes specially adapted therefor or their manufacture
-
- 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
- B23H1/08—Working media
-
- 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
- B23H2400/00—Moving mechanisms for tool electrodes
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses a high-speed wire cut electrical discharge machining mechanism comprising a workbench, a wire drive mechanism, a wire rack, a working liquid and a pulsed power supply. The wire drive mechanism comprising a wire storage tube and a guide wheel is used for controlling a wire electrode to conduct positive and negative reciprocating movement; the wire rack is used for supporting the moving wire electrode; the wire electrode and the workbench form a certain angle; the working liquid is poured on the contact place of the wire electrode and a workpiece; the pulsed power supply is used for providing processing energy; a positive electrode of the pulsed power supply is connected with the workpiece; a negative electrode of the pulsed power supply is connected with the wire electrode. By the above-described manner, the wire drive mechanism has good stability, the wire electrode is effectively prevented from jittering and reversing pause during the movement, cutting speed precision are high.
Description
Technical field
The present invention relates to Wire EDM apparatus field, particularly relate to a kind of high-speed electric spark wire cutting mechanism.
Background technology
WEDM (Wire cut Electrical Discharge Machining is called for short WEDM), belong to electric machining category, when studying switch contact by the phenomenon of spark discharge corrosion and damage and reason by former Soviet Union La Zhalinke Mr. and Mrs, find that the TRANSIENT HIGH TEMPERATURE of electric spark can make the metal molten of local, oxidation and being corroded, thus started and invented electric discharge machining method.Operation principle is that free cation and electronics accumulate in field, forms a conductive channel be ionized very soon.In this stage, between two plates, form electric current.Cause occurring between particle to collide many times, form an ion plasma, and be elevated to the high temperature of 8000 to 12000 degree very soon, at two some materials of conductive surface instant melting, meanwhile, due to the vaporization of electrode and electrolyte, form a bubble, and its pressure rule rises until very high.Then current interruptions, temperature reduces suddenly, causes bubble implosion, and the power of generation is dished out the material dissolved crater, and the material be then corroded regelation in electrolyte becomes little spheroid, and is drained by electrolyte.Then the monitoring controlled by NC and management and control, servo control mechanism performs, and make this electric discharge phenomena uniformity, thus it is processed to reach machining object, makes it the product becoming size and the form accuracy meeted the requirements.
China produces and the overwhelming majority of use is High-speed Wire Electro-Discharge Machine, High-speed Wire Electro-Discharge Machine is as the original creation technology of China, become one of machine that in China NC Machine, output is maximum, most widely used, along with the develop rapidly of China's die industry, WEDM is had higher requirement, thus also further promotes the development of Electric Discharge Wire-cutting Technology.
But high-speed electric spark wire cutting machine in use often there will be the problem such as wire electrode shake and commutation pause, makes the machining accuracy of workpiece decline.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of high-speed electric spark wire cutting mechanism, and wire feeder stability is good, can effectively prevent from occurring shake and commutation break in wire electrode moving process, and cutting speed is fast, precision is high.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of high-speed electric spark wire cutting mechanism, comprise: workbench, wire feeder, guide frame, working solution and the pulse power, described workbench is used for fixation workpiece, described wire feeder comprises: wire storage tube and guide wheel, positive and negative moving back and forth is done for control electrode silk, described guide frame is used for the wire electrode that supporting movement, and described wire electrode and described workbench shape are had a certain degree, described working solution is cast in described wire electrode and absorption surface place, the described pulse power provides the energy of processing, its positive pole connects workpiece, negative pole connecting electrode silk.
In a preferred embodiment of the present invention, described high-speed electric spark wire cutting mechanism also comprises controller, and described controller is electrically connected with described workbench.
In a preferred embodiment of the present invention, described working solution adopts water-based emulsion liquid.
In a preferred embodiment of the present invention, described wire electrode adopts molybdenum filament.
The invention has the beneficial effects as follows: a kind of high-speed electric spark wire cutting mechanism of the present invention, comprise: workbench, wire feeder, guide frame, working solution and the pulse power, its wire feeder stability can be good, can effectively prevent from wire electrode moving process, occurring shake and commutation break, guide frame and workbench energy shape have a certain degree, thus obtaining appointment work pieces process track, this cutting mechanism has the advantages that cutting speed is fast, precision is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high-speed electric spark wire cutting mechanism one of the present invention preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, workbench, and 2, wire feeder, 3, working solution, 4, the pulse power, 5, workpiece, 6, guide frame, 7, wire electrode, 21, wire storage tube, 22, guide wheel.
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, the embodiment of the present invention comprises:
A kind of high-speed electric spark wire cutting mechanism, comprise: workbench 1, wire feeder 2, guide frame 6, working solution 3 and the pulse power 4, described workbench 1 is for fixation workpiece 5, described wire feeder 2 comprises: wire storage tube 21 and guide wheel 22, described wire feeder 2 does positive and negative moving back and forth for control electrode silk 7, the wire electrode 7 that described guide frame 6 for supporting movement, and described wire electrode 7 is had a certain degree with described workbench 1 shape, the described pulse power 4 provides the energy of processing, its positive pole connects workpiece 5, negative pole connecting electrode silk 7; Described high-speed electric spark wire cutting mechanism also comprises controller, and described controller is electrically connected with described workbench 1, for controlling the motion of workbench 1; Add and between wire electrode 7 and workpiece 5, pour into a mould working solution 3 man-hour, workbench 1 drives workpiece 5 in horizontal plane X, Y-coordinate direction separately by predetermined control program, move as servo feed according to spark gap state, thus obtains and specify work pieces process track.
Preferably, described working solution 3 adopts water-based emulsion liquid, and safe coefficient is high, and processing cost is low simultaneously.
Described wire electrode 7 adopts molybdenum filament, and loss is little, and machining accuracy is high.
Present invention is disclosed a kind of high-precision fast WEDM structure, comprise: workbench, wire feeder, guide frame, working solution and the pulse power, its wire feeder stability can be good, can effectively prevent from wire electrode moving process, occurring shake and commutation break, guide frame and workbench energy shape have a certain degree, thus obtain appointment work pieces process track, and working solution adopts water-based emulsion liquid, wire electrode adopts molybdenum filament, this cutting mechanism is had cutting speed is fast, precision is high feature.
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 (4)
1. a high-speed electric spark wire cutting mechanism, it is characterized in that, comprise: workbench, wire feeder, guide frame, working solution and the pulse power, described workbench is used for fixation workpiece, described wire feeder comprises: wire storage tube and guide wheel, positive and negative moving back and forth is done for control electrode silk, described guide frame is used for the wire electrode that supporting movement, and described wire electrode and described workbench shape are had a certain degree, described working solution is cast in described wire electrode and absorption surface place, the described pulse power provides the energy of processing, and its positive pole connects workpiece, negative pole connecting electrode silk.
2. high-speed electric spark wire cutting mechanism according to claim 1, is characterized in that, described high-speed electric spark wire cutting mechanism also comprises controller, and described controller is electrically connected with described workbench.
3. high-speed electric spark wire cutting mechanism according to claim 1, is characterized in that, described working solution adopts water-based emulsion liquid.
4. high-speed electric spark wire cutting mechanism according to claim 1, is characterized in that, described wire electrode adopts molybdenum filament.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410590418.2A CN104308297A (en) | 2014-10-29 | 2014-10-29 | High-speed wire cut electrical discharge machining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410590418.2A CN104308297A (en) | 2014-10-29 | 2014-10-29 | High-speed wire cut electrical discharge machining mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104308297A true CN104308297A (en) | 2015-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410590418.2A Pending CN104308297A (en) | 2014-10-29 | 2014-10-29 | High-speed wire cut electrical discharge machining mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN104308297A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171151A (en) * | 2015-09-11 | 2015-12-23 | 苏州市宝玛数控设备有限公司 | Wire cutting machine for circular saw web |
| CN106001802A (en) * | 2016-06-07 | 2016-10-12 | 陈婷 | Novel precise electric spark cutting machine |
| CN106001809A (en) * | 2016-06-13 | 2016-10-12 | 李培培 | Electric spark cutting technological equipment table |
| CN106607741A (en) * | 2017-01-05 | 2017-05-03 | 孙志娥 | Steel tube polishing cleaning equipment |
| CN106736585A (en) * | 2017-01-05 | 2017-05-31 | 叶巧敏 | Cutting driving device before one kind flaw detection |
| CN107138817A (en) * | 2017-06-23 | 2017-09-08 | 昆山广禾电子科技有限公司 | Novel wire cutting mill |
| CN110000437A (en) * | 2019-05-28 | 2019-07-12 | 四川轻化工大学 | A kind of wire electric discharge machining device and interpolar liquid measure control method |
| CN112570830A (en) * | 2020-11-29 | 2021-03-30 | 南京理工大学 | Pulse power supply energy transmission loop in reciprocating wire-moving electrospark wire-electrode cutting machining |
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| JPS61125730A (en) * | 1984-11-26 | 1986-06-13 | Mitsubishi Electric Corp | Electric discharge machine |
| US4689457A (en) * | 1984-10-12 | 1987-08-25 | Fanuc Ltd | Wire-cut electric discharge machine |
| CN200960574Y (en) * | 2006-09-28 | 2007-10-17 | 顾元章 | Reciprocating and unidirectional composite wire cutting, discharging and processing machine tool |
| CN102294524A (en) * | 2011-09-01 | 2011-12-28 | 南京航空航天大学 | High-speed reciprocating wire feeding immersion type electric spark wire cutting machine tool |
| CN203109390U (en) * | 2013-02-07 | 2013-08-07 | 哈尔滨理工大学 | Multi-medium electric-spark wire-cutting working-medium supplying device |
-
2014
- 2014-10-29 CN CN201410590418.2A patent/CN104308297A/en active Pending
Patent Citations (5)
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| US4689457A (en) * | 1984-10-12 | 1987-08-25 | Fanuc Ltd | Wire-cut electric discharge machine |
| JPS61125730A (en) * | 1984-11-26 | 1986-06-13 | Mitsubishi Electric Corp | Electric discharge machine |
| CN200960574Y (en) * | 2006-09-28 | 2007-10-17 | 顾元章 | Reciprocating and unidirectional composite wire cutting, discharging and processing machine tool |
| CN102294524A (en) * | 2011-09-01 | 2011-12-28 | 南京航空航天大学 | High-speed reciprocating wire feeding immersion type electric spark wire cutting machine tool |
| CN203109390U (en) * | 2013-02-07 | 2013-08-07 | 哈尔滨理工大学 | Multi-medium electric-spark wire-cutting working-medium supplying device |
Non-Patent Citations (1)
| Title |
|---|
| 郭艳玲: "《数控高速走丝电火花线切割加工实训教程》", 31 January 2013, article "数控高速走丝电火花线切割机床的主要组成部分", pages: 11-14 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171151A (en) * | 2015-09-11 | 2015-12-23 | 苏州市宝玛数控设备有限公司 | Wire cutting machine for circular saw web |
| CN106001802A (en) * | 2016-06-07 | 2016-10-12 | 陈婷 | Novel precise electric spark cutting machine |
| CN106001809A (en) * | 2016-06-13 | 2016-10-12 | 李培培 | Electric spark cutting technological equipment table |
| CN106001809B (en) * | 2016-06-13 | 2018-05-29 | 五莲县易达金属制品股份有限公司 | A kind of spark cutting tooling platform |
| CN106607741A (en) * | 2017-01-05 | 2017-05-03 | 孙志娥 | Steel tube polishing cleaning equipment |
| CN106736585A (en) * | 2017-01-05 | 2017-05-31 | 叶巧敏 | Cutting driving device before one kind flaw detection |
| CN106736585B (en) * | 2017-01-05 | 2019-09-10 | 平湖市飞天人图文设计有限公司 | Cutting driving device before a kind of flaw detection |
| CN107138817A (en) * | 2017-06-23 | 2017-09-08 | 昆山广禾电子科技有限公司 | Novel wire cutting mill |
| CN110000437A (en) * | 2019-05-28 | 2019-07-12 | 四川轻化工大学 | A kind of wire electric discharge machining device and interpolar liquid measure control method |
| CN110000437B (en) * | 2019-05-28 | 2020-04-28 | 四川轻化工大学 | Wire cut electric discharge machine and interelectrode liquid volume control method |
| CN112570830A (en) * | 2020-11-29 | 2021-03-30 | 南京理工大学 | Pulse power supply energy transmission loop in reciprocating wire-moving electrospark wire-electrode cutting machining |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150128 |