CN104526090A - Electric discharge machine - Google Patents

Electric discharge machine Download PDF

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Publication number
CN104526090A
CN104526090A CN201410755159.4A CN201410755159A CN104526090A CN 104526090 A CN104526090 A CN 104526090A CN 201410755159 A CN201410755159 A CN 201410755159A CN 104526090 A CN104526090 A CN 104526090A
Authority
CN
China
Prior art keywords
filter
oil
communicated
electric discharge
electrode
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.)
Pending
Application number
CN201410755159.4A
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Chinese (zh)
Inventor
华辉思
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Wanhua Plastic Products Co Ltd
Original Assignee
Wuhu Wanhua Plastic Products Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Wanhua Plastic Products Co Ltd filed Critical Wuhu Wanhua Plastic Products Co Ltd
Priority to CN201410755159.4A priority Critical patent/CN104526090A/en
Publication of CN104526090A publication Critical patent/CN104526090A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H1/00Electrical 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H1/00Electrical 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
    • B23H1/10Supply or regeneration of working media
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H11/00Auxiliary apparatus or details, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Abstract

The invention provides an electric discharge machine which comprises a pulse power supply, a tool electrode, a workpiece electrode, a vertical column, a lifting arm, a lifting shaft, an oil tank and a machine tool. The vertical column is connected with the lifting arm, the lifting arm is connected onto the lifting shaft, the lifting shaft is arranged on the machine tool, the tool electrode and the workpiece electrode are connected with two electrodes of the pulse power supply respectively, working fluid is placed in the oil tank, the workpiece electrode is immersed in the working fluid, the oil tank is communicated with a first oil pump through a filter, the first oil pump is communicated with a fluid storage tank, the fluid storage tank is communicated with the oil tank through a second oil pump, a filter cavity is formed in the filter, a filter screen is arranged in the filter cavity, a down-take pipe is arranged at the bottom of the filter cavity and provided with a valve, an oil inlet and an oil outlet are formed in two ends of the filter cavity respectively, the down-take pipe and the oil outlet are arranged on two sides of the filter screen respectively, and a collection tank is arranged below the down-take pipe. Metal particles in the working fluid are removed by the aid of the filter, isolated by the filter screen, discharged into the collection tank through the down-take pipe and then treated.

Description

Electric discharge machine
Technical field
The present invention relates to a kind of electric discharge machine.
Background technology
Electric discharge machine, as one of modal machining equipment, is widely used in the manufacture of various metal die, plant equipment.Electric discharge machine utilizes the special process method of the galvanic action ablation conductive material produced during the two interpolar pulsed discharge be immersed in working solution.Carry out electric discharge machine and add man-hour, between retaining tool electrode and piece pole constant discharge gap condition under, ablation piece pole metal, makes tool-electrode constantly to piece pole feeding on one side, finally just processes the shape corresponding with tool-electrode shape.Therefore, as long as change the shape of tool-electrode and the relative motion mode between tool-electrode and piece pole, the profile of various complexity can just be processed.
Wherein, working solution, as discharge medium, also plays the effects such as cooling, chip removal in process, be ensure electric discharge machine continue normal use, need to cool working solution, chip removal process.
Summary of the invention
The object of this invention is to provide a kind of electric discharge machine, under lower-cost prerequisite, realize the cooling to working solution in fuel tank, chip removal process, solve the above-mentioned problems in the prior art.
Technical solution of the present invention is:
A kind of electric discharge machine, comprise the pulse power, tool-electrode, piece pole, column, lifting arm, lifting shaft, fuel tank, lathe, column connects lifting arm, and lifting arm is connected on lifting shaft, lifting shaft is located on lathe, tool-electrode and piece pole connect the two poles of the earth of the pulse power respectively, and fuel tank is located on lathe, is provided with working solution in fuel tank, piece pole is immersed in working solution, fuel tank is communicated with oil pump one by filter, and oil pump one is communicated with liquid reserve tank, and liquid reserve tank is communicated with fuel tank by oil pump two; Form filter chamber in described filter, be provided with screen pack in filter chamber, the bottom of filter chamber is provided with down pipe, under go out pipe and be provided with valve, the two ends of filter chamber are respectively equipped with oil-in and oil-out, under go out pipe and divide with oil-out the both sides being located at screen pack, under go out pipe below be provided with collecting box.
Further, the top of described filter is provided with upper outlet, and upper outlet is provided with valve.
Further, the upper outlet of described filter is communicated with compressed air cylinder by breather pipe.
Further, tool-electrode adopts fine copper or graphite.
The invention has the beneficial effects as follows: this kind of electric discharge machine, by arranging filter, chip removal process being carried out to the metal fillings in working solution.Filter arrange screen pack and under go out pipe, metal fillings is isolated by screen pack, and goes out tube drainage under passing through in collecting box, then processes.This kind of electric discharge machine, structural design advantages of simple, is convenient to processing and uses.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation after embodiment increases heat exchanger assembly;
Wherein: the 1-pulse power, 2-tool-electrode, 3-piece pole, 4-column, 5-lifting arm, 6-lifting shaft, 7-fuel tank, 8-lathe, 9-crosses water pipe, 10-radiator, 11-fan, 12-water pump, 13-filter, 14-oil pump one, 15-liquid reserve tank, 16-oil pump two, 17-screen pack, 18-collecting box.
Detailed description of the invention
The preferred embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
Embodiment
A kind of electric discharge machine, as Fig. 1, comprise the pulse power 1, tool-electrode 2, piece pole 3, column 4, lifting arm 5, lifting shaft 6, fuel tank 7, lathe 8, column 4 connects lifting arm 5, and lifting arm 5 is connected on lifting shaft 6, and lifting shaft 6 is located on lathe 8, tool-electrode 2 and piece pole 3 connect the two poles of the earth of the pulse power 1 respectively, fuel tank 7 is located on lathe 8, is provided with working solution in fuel tank 8, and piece pole 3 is immersed in working solution.
Fuel tank 7 is communicated with oil pump 1 by filter 13, and oil pump 1 is communicated with liquid reserve tank 15, and liquid reserve tank 15 is communicated with fuel tank 7 by oil pump 2 16.Form filter chamber in filter 13, be provided with screen pack 17 in filter chamber, the bottom of filter chamber is provided with down pipe, under go out pipe and be provided with valve, the two ends of filter chamber are respectively equipped with oil-in and oil-out, under go out pipe and divide with oil-out the both sides being located at screen pack 17, under go out pipe below be provided with collecting box 18.
Chip removal process is carried out by the metal fillings in filter 13 pairs of working solutions.Filter 13 arrange screen pack 17 and under go out pipe, metal fillings is isolated by screen pack 17, and goes out tube drainage under passing through in collecting box 18, then processes.
The top of filter 13 is provided with upper outlet, and upper outlet is provided with valve.The upper outlet of filter 13 is communicated with compressed air cylinder by breather pipe.Can be cleared up by the filter chamber of compressed air to filter 13, and screen pack 17 is cleared up.
Increase the electric discharge machine after heat exchanger assembly, as Fig. 2, comprise the pulse power 1, tool-electrode 2, piece pole 3, column 4, lifting arm 5, lifting shaft 6, fuel tank 7, lathe 8, column 4 connects lifting arm 5, lifting arm 5 is connected on lifting shaft 6, lifting shaft 6 is located on lathe 8, tool-electrode 2 and piece pole 3 connect the two poles of the earth of the pulse power 1 respectively, fuel tank 7 is located on lathe 8, working solution is provided with in fuel tank 7, piece pole 3 is immersed in working solution, heat exchanger assembly is provided with in fuel tank 7, heat exchanger assembly comprises helical form and crosses water pipe 9, radiator 10 and fan 11, helical form is crossed water pipe 9 and is immersed in working solution, the water inlet crossing water pipe 9 is communicated with the outlet of radiator 10 by water pump 12, cross the entrance of the outlet radiator 10 of water pipe 9, the sidepiece of radiator 10 is provided with fan 11.
By arranging heat exchanger assembly, helical form is crossed water pipe 9 and is located in working solution, after realizing heat exchange, crosses water pipe 9 and dispels the heat via radiator 10, realize the object cooled working solution in fuel tank 7 with working solution.The side of radiator 10 arranges fan 11 and accelerates heat radiation.Under this mode, cost is low and can ensure radiating effect.

Claims (4)

1. an electric discharge machine, it is characterized in that: comprise the pulse power, tool-electrode, piece pole, column, lifting arm, lifting shaft, fuel tank, lathe, column connects lifting arm, lifting arm is connected on lifting shaft, lifting shaft is located on lathe, tool-electrode and piece pole connect the two poles of the earth of the pulse power respectively, fuel tank is located on lathe, working solution is provided with in fuel tank, piece pole is immersed in working solution, fuel tank is communicated with oil pump one by filter, and oil pump one is communicated with liquid reserve tank, and liquid reserve tank is communicated with fuel tank by oil pump two; Form filter chamber in described filter, be provided with screen pack in filter chamber, the bottom of filter chamber is provided with down pipe, under go out pipe and be provided with valve, the two ends of filter chamber are respectively equipped with oil-in and oil-out, under go out pipe and divide with oil-out the both sides being located at screen pack, under go out pipe below be provided with collecting box.
2. electric discharge machine as claimed in claim 1, is characterized in that: the top of described filter is provided with upper outlet, and upper outlet is provided with valve.
3. electric discharge machine as claimed in claim 2, is characterized in that: the upper outlet of described filter is communicated with compressed air cylinder by breather pipe.
4. the electric discharge machine as described in any one of claim 1-3, is characterized in that: tool-electrode adopts fine copper or graphite.
CN201410755159.4A 2014-12-11 2014-12-11 Electric discharge machine Pending CN104526090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410755159.4A CN104526090A (en) 2014-12-11 2014-12-11 Electric discharge machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410755159.4A CN104526090A (en) 2014-12-11 2014-12-11 Electric discharge machine

Publications (1)

Publication Number Publication Date
CN104526090A true CN104526090A (en) 2015-04-22

Family

ID=52841820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410755159.4A Pending CN104526090A (en) 2014-12-11 2014-12-11 Electric discharge machine

Country Status (1)

Country Link
CN (1) CN104526090A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107900802A (en) * 2017-10-31 2018-04-13 象山信基机械厂 A kind of d-axis processing unit (plant)
CN112404615A (en) * 2020-11-09 2021-02-26 宁波工程学院 Electric spark machine tool capable of converting modules
CN113305375A (en) * 2021-06-01 2021-08-27 芜湖市万华塑料制品有限公司 Multi-sprue machining device for injection mold
CN114043019A (en) * 2021-12-09 2022-02-15 西南铝业(集团)有限责任公司 Electric spark machining tool and auxiliary tool thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5118915A (en) * 1990-05-30 1992-06-02 Mitsubishi Denki K.K. Electric discharge machine
US5189276A (en) * 1990-02-13 1993-02-23 Mitsubishi Denki K.K. Method and apparatus for treating the dielectric used in electrical discharge machining
US5298161A (en) * 1991-01-07 1994-03-29 Erosonic Ag Apparatus for cleaning the working liquid of an EDM or ECM machine
JP2004130282A (en) * 2002-10-15 2004-04-30 Mitsubishi Electric Engineering Co Ltd Method and device for regenerating filter
CN101219403A (en) * 2007-10-17 2008-07-16 上海电力学院 Liquid cooling cooling-down type thermostatic bath system and intelligent temperature control method
CN101664833A (en) * 2009-07-03 2010-03-10 广东工业大学 Device and method for processing complex curved surface for shaping electric discharge machine (EDM)
CN202701533U (en) * 2012-07-31 2013-01-30 上海汉霸机电有限公司 Machine head structure of electric spark machine tool

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189276A (en) * 1990-02-13 1993-02-23 Mitsubishi Denki K.K. Method and apparatus for treating the dielectric used in electrical discharge machining
US5118915A (en) * 1990-05-30 1992-06-02 Mitsubishi Denki K.K. Electric discharge machine
US5298161A (en) * 1991-01-07 1994-03-29 Erosonic Ag Apparatus for cleaning the working liquid of an EDM or ECM machine
JP2004130282A (en) * 2002-10-15 2004-04-30 Mitsubishi Electric Engineering Co Ltd Method and device for regenerating filter
CN101219403A (en) * 2007-10-17 2008-07-16 上海电力学院 Liquid cooling cooling-down type thermostatic bath system and intelligent temperature control method
CN101664833A (en) * 2009-07-03 2010-03-10 广东工业大学 Device and method for processing complex curved surface for shaping electric discharge machine (EDM)
CN202701533U (en) * 2012-07-31 2013-01-30 上海汉霸机电有限公司 Machine head structure of electric spark machine tool

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
蔡厚道等: "《数控机床构造》", 28 February 2007 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107900802A (en) * 2017-10-31 2018-04-13 象山信基机械厂 A kind of d-axis processing unit (plant)
CN107900802B (en) * 2017-10-31 2019-11-08 象山信基机械厂 A kind of d-axis processing unit (plant)
CN112404615A (en) * 2020-11-09 2021-02-26 宁波工程学院 Electric spark machine tool capable of converting modules
CN113305375A (en) * 2021-06-01 2021-08-27 芜湖市万华塑料制品有限公司 Multi-sprue machining device for injection mold
CN113305375B (en) * 2021-06-01 2023-12-08 芜湖市万华塑料制品有限公司 Multi-gate processing device of injection mold
CN114043019A (en) * 2021-12-09 2022-02-15 西南铝业(集团)有限责任公司 Electric spark machining tool and auxiliary tool thereof

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Application publication date: 20150422

RJ01 Rejection of invention patent application after publication