CN203380457U - Wire-cut electrical discharge machine provided with wire electrode tension adjusting mechanism - Google Patents
Wire-cut electrical discharge machine provided with wire electrode tension adjusting mechanism Download PDFInfo
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- CN203380457U CN203380457U CN201320414051.XU CN201320414051U CN203380457U CN 203380457 U CN203380457 U CN 203380457U CN 201320414051 U CN201320414051 U CN 201320414051U CN 203380457 U CN203380457 U CN 203380457U
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Abstract
The utility model relates to a wire-cut electrical discharge machine provided with a wire electrode tension adjusting mechanism. The wire-cut electrical discharge machine comprises a heavy hammer type tension adjusting device usually mounted nearby a stand column, wherein the heavy hammer type tension adjusting device at least comprises a wire tensioning wheel holder, a heavy hammer and a pull rope; the wire tensioning wheel holder is provided with a wire tensioning wheel and can freely move; a wire electrode led to a main guide wheel in a processing area bypasses the wire tensioning wheel and is led to a wire drum through a transition guide wheel; and the heavy hammer is connected through the pull rope and pulls the wire tensioning wheel holder. The wire-cut electrical discharge machine is characterized in that the transition guide wheel is a lower tension adjusting wheel whose position can be adjusted. An upper tension adjusting wheel whose position can be adjusted similarly can be further mounted. The positions of the tension adjusting wheels can be adjusted at different processing stages, so that the opening angles of two sections of the wire electrode bypassing the wire tensioning wheel are changed, the heavy hammer type tension adjusting device can produce different tensions at the different processing stages, and the tension of the wire electrode in the processing area is in an ideal state.
Description
Technical field
The utility model relates to the machine tool technology field, especially a kind of electric spark linear cutting machine with wire electrode tension governor motion.
Background technology
Now widely used to-and-fro wire-travelling type electric spark linear cutting machine, due to wire electrode in continuous reciprocating motion, there is the irregular variation of tension force, cause work piece surface roughness and dimensional accuracy to be difficult to reach a desirable scope, for this reason, the device that is used for the tension force of control electrode silk is widely used, and as Weight type tension-adjusting gear more commonly used, its utilizes the tension force of the adjusting wire electrode that is installed on the weight on support.It is installed near column usually, mostly near Wire-conveying mechanism of quick walk one side.Its structure is, cause the wire electrode of capstan on processing district and walk around the pull spring wheel, and guide the silk cylinder into through a transition guide wheel, the pull spring wheel seat that this pull spring wheel is installed is movably installed on a guiding mechanism, weight connects this pull spring wheel seat by stay cord, and the motion of traction pull spring wheel seat is with in good time tensioning wire electrode.The two segment electrode silks of walking around the pull spring wheel are generally parastate, and the opening angle of two segment electrode silks is constant.
The deficiencies in the prior art part is: due to the different phase in processing, the tension force of wire electrode requires and is inconsistent, as when the preliminary working, the wire electrode linear speed is fast, tension force requires less, and when fine finishining, the wire electrode linear speed is slow, the tension force requirement is larger, to obtain better machining accuracy.And the tension force of Weight type tensioner is constant all the time, the tension force of processing district wire electrode is difficult to reach comparatively desirable state.
Summary of the invention
The purpose of this utility model is the above-mentioned deficiency for prior art, and a kind of electric spark linear cutting machine with wire electrode tension governor motion that can effectively improve processing district wire electrode tension state is provided.
Technical solution of the present utility model is as follows.
A kind of electric spark linear cutting machine with wire electrode tension governor motion, comprise and usually be installed near the Weight type tension-adjusting gear of column, this Weight type tension-adjusting gear at least comprises: be equipped with pull spring wheel and can free-moving pull spring wheel seat, weight, stay cord, the described wire electrode of capstan that causes on processing district is walked around the pull spring wheel and is guided the silk cylinder into through a transition guide wheel, weight connects by stay cord and draws this pull spring wheel seat, it is characterized in that: described transition guide wheel is a lower tension adjustment wheel that position is adjustable.
Above-mentioned pull spring wheel seat can be installed on a guiding mechanism, as a guide rail be installed on upper arm.Under the tractive force effect of weight, the pull spring wheel seat is free to slide to guarantee pull spring wheel seat both sides stressed (tractive force of weight, wire electrode tension sum) balance along guiding mechanism.
Wire electrode is taken turns and is taken turns by Weight type tension-adjusting gear adjustment of tonicity through pull spring through lower tension adjustment after being drawn by the silk cylinder of Wire-conveying mechanism of quick walk, and on last pile warp, capstan enters processing district.
In the different process segments, can adjust the position of lower tension adjustment wheel in good time, make the opening angle of the two segment electrode silks of walking around the pull spring wheel change in good time, thereby the Weight type tension-adjusting gear obtains the adjustable tension force of size at different processing stages, thereby the tension force of assurance processing district wire electrode is in comparatively desirable state.
Further technical solution is,
Described lower tension adjustment wheel is installed on the screw of a screw pair.
The driving screw mandrel rotates, the change of screw occurrence positions.
This technical solution is to realize one of better simply mode of above-mentioned technical solution.
The technical solution of another step is,
The adjustable upper tension adjustment wheel in position is installed between described pull spring wheel and upper capstan, and the wire electrode of being drawn by the silk cylinder of Wire-conveying mechanism of quick walk, enter processing district through lower tension adjustment wheel, pull spring wheel, upper tension adjustment wheel, upper capstan successively.
Above-mentioned upper tension adjustment wheel is installed on the screw of a screw pair.
Comparatively economic scheme is, two screw pairs adopt a positive and negative tooth screw mandrel.
That is, upper tension adjustment wheel, lower tension adjustment are taken turns on two screws at the two ends that are installed on respectively a positive and negative tooth screw pair, and positive and negative tooth screw mandrel can be driven by motor.
The utility model adopts lower tension adjustment wheel, upper tension adjustment wheel two-wheel to regulate, and having regulated better processing district is the tension force of the wire electrode between upper and lower capstan, and simple in structure.
The accompanying drawing explanation
Below with reference to drawings and Examples, the utility model is described in further details.
The structural representation that accompanying drawing 1 is first embodiment of the utility model.
The structural representation that accompanying drawing 2 is second embodiment of the utility model.
In accompanying drawing, each sequence number is respectively: 1, upper capstan; 2, lower capstan; 3, wire electrode; 4, conducting block; 5, row's silk wheel; 6, silk cylinder; 7, lower tension adjustment wheel; 8, screw mandrel; 9, screw; 10, pull spring wheel; 11, weight; 12, pull spring wheel seat; 13, stay cord; 14, upper tension adjustment wheel; 15, motor; 16, positive and negative tooth screw mandrel.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Referring to Fig. 1, a kind of electric spark linear cutting machine with wire electrode tension governor motion shown in first embodiment of the utility model, comprise and usually be installed near the Weight type tension-adjusting gear of column, this Weight type tension-adjusting gear at least comprises: pull spring wheel 10 can free-moving pull spring wheel seat 12 is installed, weight 11, stay cord 13, the described wire electrode 3 that causes capstan 1 on processing district is walked around pull spring wheel 10 and is taken turns 7 transition guide wheels through an adjustable lower tension adjustment in position and guide silk cylinder 6 into, weight 11 connects by stay cord 13 and draws this pull spring wheel seat 12, 11 use of regulating wire electrode tension of weight.Above-mentioned lower tension adjustment wheel 7 is installed on the screw 9 of a screw pair.Drive screw mandrel 8 to rotate, the change of screw 9 occurrence positions, the motion of lower tension adjustment wheel.The opening angle that can realize the described two segment electrode silks to walking around pull spring wheel 10 is 45
0.
Referring to Fig. 2, with first embodiment difference of the utility model, be, tension adjustment wheel 14 also is installed between described pull spring wheel 10 and upper capstan, silk cylinder 6 wire electrodes of drawing 3 by Wire-conveying mechanism of quick walk, enter processing district through row's silk wheel 5, lower tension adjustment wheel 7, pull spring wheel 10, upper tension adjustment wheel 8, upper capstan 1 successively.
Upper tension adjustment wheel 14 same positions are adjustable.It and lower tension adjustment wheel 8 is installed on respectively on two screws at two ends of a positive and negative tooth screw pair, and this positive and negative tooth screw mandrel 16 is driven by motor 15.
The utility model is by the position of adjustment of tonicity regulating wheel, and having regulated better processing district is the tension force of the wire electrode between upper and lower capstan, and simple in structure.
In the different process segments, can adjust the position of lower tension adjustment wheel in good time, make the opening angle of the two segment electrode silks of walking around the pull spring wheel change, thereby improve the tension adjustment size of Weight type tension-adjusting gear at different processing stages, thereby the tension force of assurance processing district wire electrode is in comparatively desirable state.
Above-mentioned drawings and Examples only, for the utility model is described, do not constitute any limitation protection domain of the present utility model.
The utility model that above-mentioned structure like this forms all has many saving graces for technical staff of the same trade now, and the progressive that really possesses skills.
But, in technical field of the present utility model, as long as possess the most basic knowledge, can be improved other exercisable embodiment of the present utility model.In the utility model, substantive technical scheme has been proposed to the patent protection request, its protection domain should comprise all variation patterns with above-mentioned technical characterstic.
Claims (5)
1. the electric spark linear cutting machine with wire electrode tension governor motion, comprise and usually be installed near the Weight type tension-adjusting gear of column, this Weight type tension-adjusting gear at least comprises: be equipped with pull spring wheel and can free-moving pull spring wheel seat, weight, stay cord, the described wire electrode of capstan that causes on processing district is walked around the pull spring wheel and is guided the silk cylinder into through a transition guide wheel, weight connects by stay cord and draws this pull spring wheel seat, it is characterized in that: described transition guide wheel is a lower tension adjustment wheel that position is adjustable.
2. the electric spark linear cutting machine with wire electrode tension governor motion according to claim 1 is characterized in that: described lower tension adjustment wheel is installed on the screw of a screw pair.
3. the electric spark linear cutting machine with wire electrode tension governor motion according to claim 1 and 2, it is characterized in that: the adjustable upper tension adjustment wheel in position is installed between described pull spring wheel and upper capstan, the wire electrode of being drawn by the silk cylinder of Wire-conveying mechanism of quick walk, enter processing district through lower tension adjustment wheel, pull spring wheel, upper tension adjustment wheel, upper capstan successively.
4. the electric spark linear cutting machine with wire electrode tension governor motion according to claim 3 is characterized in that: above-mentioned upper tension adjustment wheel is installed on the screw of a screw pair.
5. the electric spark linear cutting machine with wire electrode tension governor motion according to claim 4, is characterized in that: on two screws at the two ends that upper tension adjustment is taken turns, lower tension adjustment wheel is installed on respectively a positive and negative tooth screw pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320414051.XU CN203380457U (en) | 2013-07-12 | 2013-07-12 | Wire-cut electrical discharge machine provided with wire electrode tension adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320414051.XU CN203380457U (en) | 2013-07-12 | 2013-07-12 | Wire-cut electrical discharge machine provided with wire electrode tension adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203380457U true CN203380457U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320414051.XU Expired - Lifetime CN203380457U (en) | 2013-07-12 | 2013-07-12 | Wire-cut electrical discharge machine provided with wire electrode tension adjusting mechanism |
Country Status (1)
| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275535A (en) * | 2013-07-12 | 2015-01-14 | 江苏三星机械制造有限公司 | Wire-cut electric discharge machine with wire electrode tension adjusting mechanism |
| CN104308301A (en) * | 2014-09-16 | 2015-01-28 | 安徽省振泉数控科技有限公司 | Balance wire moving device of wire cutting machine |
| CN105127527A (en) * | 2015-09-15 | 2015-12-09 | 中国工程物理研究院激光聚变研究中心 | Continuous electrolytic corrosion tungsten filament anti-shake passive paying-off device |
-
2013
- 2013-07-12 CN CN201320414051.XU patent/CN203380457U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275535A (en) * | 2013-07-12 | 2015-01-14 | 江苏三星机械制造有限公司 | Wire-cut electric discharge machine with wire electrode tension adjusting mechanism |
| CN104308301A (en) * | 2014-09-16 | 2015-01-28 | 安徽省振泉数控科技有限公司 | Balance wire moving device of wire cutting machine |
| CN104308301B (en) * | 2014-09-16 | 2017-12-08 | 安徽省振泉数控科技有限公司 | A kind of balance wire drive device of wire cutting machine tool |
| CN105127527A (en) * | 2015-09-15 | 2015-12-09 | 中国工程物理研究院激光聚变研究中心 | Continuous electrolytic corrosion tungsten filament anti-shake passive paying-off device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
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| CX01 | Expiry of patent term |