CN101125385A - Electric sparkle wire cutter with high/low speed wire-moving - Google Patents

Electric sparkle wire cutter with high/low speed wire-moving Download PDF

Info

Publication number
CN101125385A
CN101125385A CNA2006100300938A CN200610030093A CN101125385A CN 101125385 A CN101125385 A CN 101125385A CN A2006100300938 A CNA2006100300938 A CN A2006100300938A CN 200610030093 A CN200610030093 A CN 200610030093A CN 101125385 A CN101125385 A CN 101125385A
Authority
CN
China
Prior art keywords
wire
thread
wedm
electrode
workpiece
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
CNA2006100300938A
Other languages
Chinese (zh)
Inventor
杨振步
杨超翔
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.)
SHANGHAI DALIANG PHOTOELECTRIC TECHNOLOGY Co Ltd
SHANGHAI TROOP ELECTRONICS EQUIPMENT CO Ltd
Original Assignee
SHANGHAI DALIANG PHOTOELECTRIC TECHNOLOGY Co Ltd
SHANGHAI TROOP ELECTRONICS EQUIPMENT 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 SHANGHAI DALIANG PHOTOELECTRIC TECHNOLOGY Co Ltd, SHANGHAI TROOP ELECTRONICS EQUIPMENT CO Ltd filed Critical SHANGHAI DALIANG PHOTOELECTRIC TECHNOLOGY Co Ltd
Priority to CNA2006100300938A priority Critical patent/CN101125385A/en
Priority to PCT/CN2007/001054 priority patent/WO2008022512A1/en
Publication of CN101125385A publication Critical patent/CN101125385A/en
Pending legal-status Critical Current

Links

Images

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
    • B23H7/08—Wire electrodes
    • B23H7/10—Supporting, winding or electrical connection of wire-electrode
    • 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

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 present invention relates to an electric spark wire cutting machine with high/low speed walking thread used for processing workpiece, which comprises a bed body provided with a lower wire frame, a standing pole provided with an upper wire frame and a thread transporting structure, and the thread transporting structure comprises an insulated pedestal, a pulse power supply, a plurality of guide wheels of the electrode threads and two groups of thread storing drums, wherein, the insulated pedestal is positioned on the bed body, and the anode of the pulse power supply is communicated with the electrode thread through a conductive carbon block, and the cathode is connected with the workpiece positioned on the insulated pedestal. The guide wheels are respectively arranged on the upper and lower thread frames to hold guide and support for the electrode threads. Two groups of thread storing drums are respectively positioned on the bed body and the standing pole. The electric spark wire cutting machine of the present invention has no limitation for one way walking thread or double way walking thread, and the speed for walking threads has bigger elasticity. The copper (alloy) or molybdenum (alloy) thread, etc., can all be used as the electrode thread. The medium (processing liquid) has scope of choosing, and the applicable space for the thick and thin workpiece is big, and the feasibility for the processing of non-ferrous metal or black metal is high. The present invention has the advantages that: the present invention has open processing manner and simple manufacturing, which saves cost and is economical and practical.

Description

A kind of WEDM that has the high/low speed wire concurrently
Technical field
The present invention relates to a kind of WEDM, especially refer to have concurrently the WEDM of high/low speed wire.
Background technology
Since Russian scholar B.R.Lazalenko proposed the electric machining theory and adopts this technology, WEDM was widely used in the processing industry of various metals, the mold manufacturing industry that developed rapidly especially afterwards.For the surface of difficult to machine material, complicated shape, ultra-thin and narrow gap, various height and low rigidity elasticity workpiece, part and the special fine and accurate processing knotty problems such as the spare and accessory parts high, that fineness needs in various degree, mould that require, largely must lean on WEDM to solve.WEDM has replaced most of traditional metal working and manual instrument, has been developed and has manufactured not only practical but also accurate toolroom machine.
China's WEDM has lattice of one's own, as shown in Figure 1a, employing molybdenum alloy thread 4 ' as electrode, device is on circular wire storage cylinder 40, adding man-hour can positive and negative two-way rotation, and molybdenum filament is aimed at guide wheel 43 move left and right on the coil holder, allows molybdenum filament reuse (each wrapping wire 100-200 meter), and on lathe fast again for a long time to the discharge of workpiece (negative electrode), produce high heat and explosive force and play cutting function.This Wire EDM is collectively referred to as at present and walks wire cutting machine fast, and it is different from the external WEDM of wire at a slow speed with copper (alloy) silk.
Shown in Fig. 1 b, existing unidirectional at a slow speed wire cutting machine, use copper (alloy) silk 4 and " do electrode; device is on circular wire storage cylinder 40; it is big that the electric current of its use can more above-mentionedly be walked wire cutting machine fast; require also high but add used medium in man-hour (ionized water); in addition; copper wire is that a usefulness promptly can not be reused, the material cost height wants slow so make every effort to transport the speed of silk, so that save the consumption of wire electrode, the effect of processing then can reach than higher precision and fineness, and cutting speed is generally come soon than walking wire cutting machine fast.
Walk molybdenum (alloy) the silk electrode that wire cutting machine adopts fast, pull resistance is strong, is difficult for extending than copper wire, so can reuse.It adds man-hour used medium and generally uses saponification liquor, but work as lubricated, deslagging and cooling usefulness, though composition and concentration have certain requirement, but not high, so processing cost relative much lower in consumptive material aspect especially.
In addition, constantly promote owing to China's manufacturing technology in recent years, the numerical control technique for applying is in line with international standards, the performance of walking wire cutting machine fast satisfies in the big activation of cutting speed, precision and fineness walks the requirement that the silk thread cutting can reach at a slow speed, aspect the cutting of high thickness workpiece, even also go even farther than walking wire cutting machine at a slow speed, very big advantage is possessed in processing cost, procuring equipment expense and staff training always.
But, in the processing of mould manufacturing, metal and manufacturing industry, pursue the feasibility, faster speed, higher precision, best equipment investment repayment and minimum cost of manufacture of its processing, be that the applicant endeavours the content studied all the time.
Summary of the invention
The object of the present invention is to provide a kind of WEDM that has the high/low speed wire concurrently that can select operational mode on demand, form processing is open to reach, the processing feasibility is high and save cost.
A kind of WEDM provided by the present invention, be used for processing work, it comprises the lathe bed that is provided with down coil holder, the column that is provided with coil holder and fortune silk structure, it is characterized in that: described fortune silk structure is installed between described lathe bed and the column, comprise insulator foot, the pulse power, several guide wheels of wire electrode and two groups of wire storage cylinders, wherein: insulator foot places on the lathe bed; The positive pole of the pulse power and wire electrode are connected by conductive carbon blocks, and negative pole is connected to the workpiece that is placed on the described insulator foot; Guide wheel is placed in respectively on the upper and lower coil holder, and wire electrode is led and supports; And two groups of wire storage cylinders are separately positioned on lathe bed and the column.
In above-mentioned WEDM, also comprise two supports that are used to locate guide wheel that are separately positioned on described workpiece upper and lower.
In above-mentioned WEDM, wire storage cylinder is equipped with the frequency modulation drive unit that can control its speed and the rotation of positive and negative direction respectively.
In above-mentioned WEDM, wire electrode is molybdenum filament, copper wire or welding wire etc.
Owing to adopted above-mentioned technical solution, unidirectional wire of WEDM of the present invention or two-way wire are unrestricted, wire travelling speed has bigger elasticity slowly or soon, copper (alloy) silk, molybdenum (alloy) silk or welding wire can be as wire electrodes, medium (working fluid) is leeway selectively, and the application space of thickness work piece cut is big, coloured or do not have a feasibility height of non-ferrous metal processing.The present invention have form processing open, easy to manufacture, save cost and advantage such as economical and practical.
Description of drawings
By the description of a following embodiment to WEDM of the present invention, can further understand purpose of the present invention, specific structural features and advantage in conjunction with its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 a is the existing quick two-way wire schematic diagram of WEDM;
Fig. 1 b is the existing unidirectional at a slow speed wire schematic diagram of WEDM;
Fig. 2 a is the structural representation of WEDM of the present invention;
Fig. 2 b is a WEDM fortune silk structural representation of the present invention;
Fig. 3 be WEDM of the present invention fortune silk structure at work workpiece be positioned over X and Y and movably make the schematic diagram that X, Y-axis motion cut up and down on two blocks of plankers.
The specific embodiment
Overall thought of the present invention is: the lathe that utilizes the applicant to be provided for ZL 200400020295.0 in the patent No., by architecture advances, form processing is open to reach, the processing feasibility is high and save cost.
Shown in Fig. 2 a～b, WEDM of the present invention comprises the lathe bed 10 that is provided with down coil holder, the column 20 that is provided with coil holder, fortune silk structure and the control system that possesses programming and cutting control function of computer is housed, is used for processing work 2.
Fortune silk structure comprises insulator foot 1, the pulse power 3, molybdenum filament or copper wire 4, some guide wheels 5, support 6 and wire storage cylinder 41,42, wherein:
Insulator foot 1 places between the lathe bed 10 and workpiece 2 of WEDM, and pulse power supply 3 only forms the loop at molybdenum (or copper) silk 4 and workpiece 2 during as discharge processing, does not constitute any acceptor with lathe bed.
What as shown in Figure 3, workpiece (machined object) 2 generally was positioned over lathe bed prolongs X-axis and Y direction movably up and down on two blocks of plankers.
Shown in Fig. 2 b, the positive pole of the pulse power 3 and molybdenum (copper) silk 4 is connected by conductive carbon blocks, and negative pole then directly is communicated on the workpiece 2, must insulate with lathe bed 10 in whole loop.
Electrode when molybdenum filament or copper wire 4 still cut as discharge.
Guide wheel 5 places respectively on the upper and lower coil holder and uses with support as molybdenum filament or copper wire 4 guiding.
Support 6 is arranged at the upper and lower of workpiece, by guide wheel supported molybdenum or copper wire, and relative X and the Y-motion done with workpiece during cutting.
Wire storage cylinder 41,42 installs frequency modulation respectively and drives, adjustable speed and rotating, when wire storage cylinder 41 is just relaying thread, 42 of wire storage cylinders are that wrapping wire and tight silk usefulness are done in counter-rotating, otherwise the action of wire storage cylinder 41 and wire storage cylinder 42 is then opposite during commutation, so can with wire storage cylinder around molybdenum filament or copper wire do that unidirected discharge uses or two-way repeated use, at every turn, the speed and the time of certain direction wire are set in controller, the fineness that looking workpiece needs is programmed with precision, can reach the purpose of production costs such as saving wire electrode, power supply.
Copper wire is good with the strong welding wire of pull resistance, reduces use cost like this.
The speed of fortune silk can be designed as the per minute number meter to tens of meters, even as the linear velocity of wire is fast equally fast.The time of forward and reverse fortune silk also can be set arbitrarily and be adjusted, be longer than reversed time based on the forward time in theory, so then can on each segment electrode silk, select repeatedly to use or the single use, precision, fineness, process velocity or economic aim according to desired machined object are decided, after the copper of every volume or molybdenum electrode silk had used, because wrapping wire and putting in order can also stay again, use when cutting as roughing.
Therefore, WEDM of the present invention not only has all advantages of having of wire cutting machine at a slow speed, also have the low cost of walking wire cutting machine fast, easy to operate, all advantages of less wastage, in addition can also save wrapping wire, wear silk, the most formidable operating procedure such as tight silk.WEDM work in-process of the present invention can be water spray, immersion is dual-purpose, manually, automatic wire feed has both pattern, is kind to embody high precision, best bright finish, high efficiency, open, energy-saving WEDM cheaply fully.
Though WEDM of the present invention is described with reference to current instantiation, but those skilled in the art should be realized that, above example only is to be used for illustrating the present invention, also can make the variation and the modification of various equivalences under the situation that does not break away from spirit of the present invention.Therefore, if in connotation scope of the present invention to the variation of above-mentioned example, modification all will drop in the scope of claims of the present invention.

Claims (6)

1. a WEDM that has the high/low speed wire concurrently is used for processing work (2), and it comprises the lathe bed (10) that is provided with down coil holder, the column (20) that is provided with coil holder and fortune silk structure, it is characterized in that:
Described fortune silk structure is installed between described lathe bed (10) and the column (20), comprises insulator foot (1), the pulse power (3), wire electrode (4), several guide wheels (5) and two groups of wire storage cylinders (41), (42), wherein:
Insulator foot (1) places on the lathe bed (10);
The positive pole of the pulse power (3) and wire electrode (4) are connected by conductive carbon blocks (7), and negative pole is connected to the workpiece (2) that is placed on the described insulator foot (1);
Guide wheel (5) is placed in respectively on the upper and lower coil holder, and wire electrode (4) is led and supports; And
Two groups of wire storage cylinders (41,42) are separately positioned on lathe bed (10) and the column (20).
2. WEDM according to claim 1 is characterized in that: it also comprises two supports that are used to locate guide wheel (5) (6) that are separately positioned on described workpiece upper and lower.
3. WEDM according to claim 1 and 2 is characterized in that: described two groups of wire storage cylinders (41,42) are equipped with the frequency modulation drive unit that can control its speed and the rotation of positive and negative direction respectively.
4. WEDM according to claim 1 is characterized in that: described wire electrode (4) is a molybdenum filament.
5. WEDM according to claim 1 is characterized in that: described wire electrode (4) is a copper wire.
6. WEDM according to claim 1 is characterized in that: described wire electrode (4) is a welding wire.
CNA2006100300938A 2006-08-15 2006-08-15 Electric sparkle wire cutter with high/low speed wire-moving Pending CN101125385A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CNA2006100300938A CN101125385A (en) 2006-08-15 2006-08-15 Electric sparkle wire cutter with high/low speed wire-moving
PCT/CN2007/001054 WO2008022512A1 (en) 2006-08-15 2007-03-30 An electric discharge wire cutting machine working at both high and low wire moving speeds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2006100300938A CN101125385A (en) 2006-08-15 2006-08-15 Electric sparkle wire cutter with high/low speed wire-moving

Publications (1)

Publication Number Publication Date
CN101125385A true CN101125385A (en) 2008-02-20

Family

ID=39093562

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006100300938A Pending CN101125385A (en) 2006-08-15 2006-08-15 Electric sparkle wire cutter with high/low speed wire-moving

Country Status (2)

Country Link
CN (1) CN101125385A (en)
WO (1) WO2008022512A1 (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101318243B (en) * 2008-06-27 2010-06-09 江苏科技大学 Asymmetric cutting method for electrospark wire-electrode cutting
CN103706902A (en) * 2013-12-19 2014-04-09 自贡市嘉特数控机械制造有限公司 Wire cut electrical discharge machining lathe and installation method applicable to transport
CN106825808A (en) * 2017-02-08 2017-06-13 北京东兴润滑剂有限公司 Double unidirectional electric spark wire cutting methods
CN107738298A (en) * 2017-10-26 2018-02-27 佛山汇众森泰科技有限公司 A kind of modified ABS alloy material processing unit (plant) and processing method
CN107914053A (en) * 2017-12-12 2018-04-17 嘉善霸器机械制造有限公司 A kind of high-speed electric spark wire-electrode cutting device
CN112649219A (en) * 2020-12-16 2021-04-13 太原重工股份有限公司 Reactor pressure vessel top cap center extracting device
WO2022048300A1 (en) * 2020-09-02 2022-03-10 湖南泰嘉新材料科技股份有限公司 Sawtooth forming method
CN115156648A (en) * 2022-07-15 2022-10-11 歌尔股份有限公司 Mold processing method, apparatus and computer-readable storage medium
CN117655439A (en) * 2024-01-18 2024-03-08 泰州市雄峰机械有限公司 Novel wire cutting middle wire feeding machine tool

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105834535A (en) * 2016-02-23 2016-08-10 安徽省振泉数控科技有限公司 Ultra efficient energy-saving type double-wire-winding-drum wire conveying mechanism
CN105855651A (en) * 2016-02-23 2016-08-17 安徽省振泉数控科技有限公司 Double-wire-cylinder electric spark linear cutting machine tool
CN106944691A (en) * 2017-05-09 2017-07-14 六安永贞匠道机电科技有限公司 Single head mariages cylinder wire cutting machine tool
CN107671377A (en) * 2017-11-28 2018-02-09 台州艾纳德智能科技有限公司 Multiaxis multifunctional thread cutting off machine
CN109848494B (en) * 2019-03-05 2024-02-20 自贡市嘉特数控机械制造有限公司 Machining device and method of reciprocating wire-moving type wire-cut electric discharge machine
CN110181133A (en) * 2019-06-21 2019-08-30 安阳市泰瑞机械加工有限责任公司 A kind of automatic tensioning mechanism of wire cutting machine
CN112975021B (en) * 2021-04-19 2024-08-30 吉林大学 Linear cutting machining reliability test platform
CN113996876B (en) * 2021-11-29 2024-06-07 王晓忠 Automatic wire feeding device and automatic wire feeding and collecting method for linear cutting machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH678825A5 (en) * 1986-06-03 1991-11-15 Mitsubishi Electric Corp
CN2171438Y (en) * 1993-10-20 1994-07-13 刘民复 Multi-winding wire transport with double electrical machinery double wire storage tube
CN2178579Y (en) * 1993-11-03 1994-10-05 中国科学院电工研究所 Multifunction electrod cutting lathe for electric spark wire
CN2276388Y (en) * 1996-12-31 1998-03-18 刘志东 High and low speed wire-moving fine structure for electric spark wire cut-off machine tool
CN2391710Y (en) * 1999-09-14 2000-08-16 陈庆忠 Electromagnetic tension revolving type electric spark wire-cutting apparatus used in machine tools

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101318243B (en) * 2008-06-27 2010-06-09 江苏科技大学 Asymmetric cutting method for electrospark wire-electrode cutting
CN103706902A (en) * 2013-12-19 2014-04-09 自贡市嘉特数控机械制造有限公司 Wire cut electrical discharge machining lathe and installation method applicable to transport
CN103706902B (en) * 2013-12-19 2016-01-20 自贡市嘉特数控机械制造有限公司 A kind of electric spark linear cutting machine is applicable to the installation method transported
CN106825808B (en) * 2017-02-08 2019-01-22 北京东兴润滑剂有限公司 Double unidirectional electric spark wire cutting methods
CN106825808A (en) * 2017-02-08 2017-06-13 北京东兴润滑剂有限公司 Double unidirectional electric spark wire cutting methods
CN107738298A (en) * 2017-10-26 2018-02-27 佛山汇众森泰科技有限公司 A kind of modified ABS alloy material processing unit (plant) and processing method
CN107914053A (en) * 2017-12-12 2018-04-17 嘉善霸器机械制造有限公司 A kind of high-speed electric spark wire-electrode cutting device
CN107914053B (en) * 2017-12-12 2023-06-16 浙江霸器智能装备股份有限公司 High-speed wire cut electrical discharge machining device
WO2022048300A1 (en) * 2020-09-02 2022-03-10 湖南泰嘉新材料科技股份有限公司 Sawtooth forming method
CN112649219A (en) * 2020-12-16 2021-04-13 太原重工股份有限公司 Reactor pressure vessel top cap center extracting device
CN115156648A (en) * 2022-07-15 2022-10-11 歌尔股份有限公司 Mold processing method, apparatus and computer-readable storage medium
CN117655439A (en) * 2024-01-18 2024-03-08 泰州市雄峰机械有限公司 Novel wire cutting middle wire feeding machine tool
CN117655439B (en) * 2024-01-18 2024-04-05 泰州市雄峰机械有限公司 Wire feeding machine tool in wire cutting

Also Published As

Publication number Publication date
WO2008022512A1 (en) 2008-02-28

Similar Documents

Publication Publication Date Title
CN101125385A (en) Electric sparkle wire cutter with high/low speed wire-moving
CN200995309Y (en) Horizontal digital-controlled electrolytic lathe
CN108031935B (en) Nine-shaft eight-linkage middle-wire-moving wire-cut electric discharge machine
CN201565683U (en) Electrochemical linear cutting device of metal
CN102744475B (en) Method and device for electrolytic cutting for grouped line electrodes
CN200939534Y (en) Wire cut electric discharge machine with high/low speed wire feeding
CN100462174C (en) Combined cutting device of ultra-thick metal material
CN113664308A (en) Linear cutting machine
CN201309037Y (en) Dissymmetrical annular end face cutting mechanism for unidirectional traveling wire-cut electrical discharge cutting machine
US4386248A (en) Electrical machining method and apparatus for forming a 3D surface contour in a workpiece with a traveling-wire electrode
CN108788352A (en) Line electrode workpiece friction speed compound motion wire electrochemical micro-machining method
CN206605125U (en) A kind of spark cutting lathe
CN200963743Y (en) Numerical control carbon electrode conical surface and thread processing machine tool
CN108213623A (en) Multitube floats complex-curved from tracking mark electrolytic machining device and method
CN201511193U (en) Electrical discharge machine for non-conducting materials
CN207971530U (en) A kind of Three-dimensional numerical control wire-cut electric discharge machine
CN107570824B (en) The unidirectional wire electric spark wire cutting method of double-station and system
CN203765120U (en) Numerical control gantry type wire cut electrical discharge machine
CN211866807U (en) Wire-moving large-swinging taper mechanism in linear cutting
CN103846510A (en) EDM (electric discharge machining) small hole machine and forming machine composite machine tool
CN209971164U (en) Three-net horizontal bar-type cutting machine
CN209850053U (en) Machining device of reciprocating wire-moving type electric spark wire-electrode cutting machine tool
CN110860745B (en) Online cathode product removing method and device in micro-electrolysis linear cutting
JP2002103146A (en) Electrochemical machining method for deformed hole
CN107626999A (en) A kind of wire cutting machine tool

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Open date: 20080220