CN106334846B - Middle wire wire cutting machine intelligent optical automatic wire feed device and wear a method - Google Patents
Middle wire wire cutting machine intelligent optical automatic wire feed device and wear a method Download PDFInfo
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- CN106334846B CN106334846B CN201610781441.9A CN201610781441A CN106334846B CN 106334846 B CN106334846 B CN 106334846B CN 201610781441 A CN201610781441 A CN 201610781441A CN 106334846 B CN106334846 B CN 106334846B
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- wire
- dimensional movement
- movement mechanism
- cutting
- molybdenum filament
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Classifications
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- 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
-
- 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
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
Abstract
The invention discloses a kind of middle wire wire cutting machine intelligent optical automatic wire feed device and a method is worn, including industrial camera, two-dimensional movement mechanism, clamp clip and cutting off machine；On the movable XY numerical control table, NC table for being placed on cutting off machine of the two-dimensional movement mechanism；Harness clip is clamped on the molybdenum filament that two-dimensional movement mechanism grips；Industry camera is located at any one side outside the cutting off machine.It is described to wear a method and step are as follows: (1) to demarcate；(2) calculating position deviation；(3) deviation compensation；(4) automatic wire feed.A kind of middle wire wire cutting machine intelligent optical automatic wire feed method of the present invention is simple, it carries out position deviation compensation by wearing a system, realize automatic wire feed function, on the one hand it effectively increases and wears speed, on the other hand it improves the accuracy for wearing silk and wears yarn quality, the processing efficiency of middle wire wire cutting machine is substantially increased, it is practical, it is the innovation of middle wire cutting technique development.
Description
Technical field
The present invention relates to middle wire cutting technique fields, automatic more particularly to a kind of middle wire wire cutting machine intelligent optical
Stringing device and wear a method.
Background technique
With the development of science and technology, the appearance of various advanced manufacturing technologies changes the traditional of many industries and adds
Work mode.And wire cutting industry, in nearest many years, technically without very big breakthrough and development.And it is on the other hand
Because there are no other more advanced processing methods to replace for the processing method of wire cutting.So in existing linear cutting equipment
The innovation and upgrading of upper carry out technology are highly desirable and are worth.
In line cutting processing, through-hole is accomplished fluently in advance in workpieces processing, by tool-electrode be usually manually then molybdenum
Silk wears wire hole of the silk by equipment, is then passed through the through-hole accomplished fluently in advance on workpiece.After fracture of wire phenomenon occurs in process,
Need manually to carry out wearing silk operation.In order to guarantee the effect of processing, equipment wire hole is all very small, and molybdenum filament is also usually diameter
For the molybdenum filament of 0.10~0.18mm, sectional dimension is small, and artificial threading difficulty can be big, low efficiency, and it is big to wear a deviation, thus directly
Reduce the cutting efficiency and cut quality of wire cutting machine.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of middle wire wire cutting machine intelligent optical automatic wire feed devices
And a method is worn, it is able to solve in place of existing artificial threading above shortcomings.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of middle wire wire cutting machine is provided
Intelligent optical automatic wire feed device, including industrial camera, two-dimensional movement mechanism, clamp clip and cutting off machine；
On the movable XY numerical control table, NC table for being placed on the cutting off machine of the two-dimensional movement mechanism, for clamping movement
Molybdenum filament；
The clamp clip is clamped on the molybdenum filament that the two-dimensional movement mechanism grips, for molybdenum filament feeding to be worn silk
Hole；
The industrial camera is located at any one side outside the cutting off machine, for photographing to record clamp clip holding position
Molybdenum filament coordinate.
In a preferred embodiment of the present invention, the industrial camera has camera lens and light source.
In order to solve the above technical problems, another technical solution used in the present invention is: providing a kind of middle wire wire cutting
Machine intelligent optical automatic wire feed method, includes the following steps:
(1) position calibration method: before cutting, the positional relationship of industrial camera and wire hole is demarcated, and records two-dimensional movement
Coordinate position of the mechanism at industrial camera and at wire hole；
(2) it when cutting, is clamped molybdenum filament with clamp clip and is moved at the industrial camera and taken pictures, calculate molybdenum filament position simultaneously
It finds out and the position deviation in step (1)；
(3) deviation compensation, the two dimension that position deviation obtained in step (2) compensation is recorded into step (1) are moved
Motivation structure is in the coordinate at wire hole；
(4) automatic wire feed, according to compensated coordinate position in step (3), the mobile two-dimensional movement mechanism is to wearing silk
The top in hole, and penetrated molybdenum filament in the wire hole by the clamp clip, silk is worn in completion.
In a preferred embodiment of the present invention, the position calibration method are as follows:
Clamp clip is clipped on any position of the molybdenum filament of two-dimensional movement mechanism clamping by the first step, the mobile two dimension
Under mobile mechanism to the molybdenum filament to industrial camera of clamp clip holding position, take pictures；
Second step calculates the position for finding out X/Y plane of the molybdenum filament on cutting off machine at the clamp clip, and records
For the coordinate position (x1, y1) of current two-dimensional movement mechanism；
Step 3: the mobile two-dimensional movement mechanism of manual control, sends molybdenum filament to the top of wire hole, and described in control
Clamp clip is sent into molybdenum filament in wire hole, and the coordinate position (x2, y2) of presently described two-dimensional movement mechanism is recorded, and completes mark
It is fixed.
In a preferred embodiment of the present invention, the calculation method of the molybdenum filament position is vision algorithm.
In a preferred embodiment of the present invention, the position deviation of the molybdenum filament is equal to the two-dimensional movement mechanism described
Position deviation at industrial camera is also equal to position deviation of the two-dimensional movement mechanism at wire hole.
The beneficial effects of the present invention are: a kind of middle wire wire cutting machine intelligent optical automatic wire feed method of the present invention is simple,
It carries out position deviation compensation by wearing a system, realizes automatic wire feed function, on the one hand effectively increases and wear speed, separately
On the one hand it improves the accuracy for wearing silk and wears yarn quality, substantially increase the processing efficiency of middle wire wire cutting machine, practicability
It by force, is the innovation of middle wire cutting technique development.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
The embodiment of the present invention includes:
Embodiment 1
A kind of middle wire wire cutting machine intelligent optical automatic wire feed device, including industrial camera, two-dimensional movement mechanism, clamp
Clip and cutting off machine.
Wherein, it is fixed with blank on the cutting off machine, accomplishes fluently wire hole in advance on blank.
On the movable XY numerical control table, NC table for being placed on cutting off machine of the two-dimensional movement mechanism, for clamping mobile molybdenum filament
It takes pictures and is moved to industrial camera and carry out wearing silk at wire hole.
The free end of incisory wire electrode, that is, molybdenum filament is gripped by the two-dimensional movement mechanism, and clamp clip is clamped in
On the molybdenum filament that the two-dimensional movement mechanism grips, the effect of clamp clip clamping, on the one hand for photographing to record clamp folder
The molybdenum filament position of sub- holding position, on the other hand for penetrating molybdenum filament in wire hole.
The industrial camera is located at any one side outside the cutting off machine, for photographing to record the molybdenum filament of clip holding position
Position.
Using the above-mentioned method for wearing wire wire cutting machine intelligent optical automatic wire feed in a system progress, specific steps are such as
Under:
(1) cut before, the positional relationship of calibration for cameras and threading hole, and record two-dimensional movement mechanism at industrial camera and
Coordinate position at wire hole；
Specific scaling method are as follows:
Clamp clip is clipped on any position at the molybdenum filament end of two-dimensional movement mechanism clamping by the first step, and mobile two dimension is moved
Motivation structure is moved to the molybdenum filament of clamp clip holding position under industrial camera, takes pictures；
Second step finds out the molybdenum filament at the clamp clip taken pictures in step (1) in cutting off machine using vision algorithm calculating
On X/Y plane position, and be recorded as the coordinate position (x1, y1) of current two-dimensional movement mechanism；
Step 3: artificial mobile two-dimensional movement mechanism, sends molybdenum filament to the top of threading hole, and control clamp clip molybdenum
Silk is sent into wire hole, and a coordinate position (x2, y2) for two-dimensional stage when record is worn thread completes calibration；
(2) when cutting, molybdenum filament is clamped with clamp clip and is moved at industrial camera and is taken pictures, is calculated using vision algorithm
Molybdenum filament position simultaneously finds out the position deviation between the coordinate position (x1, y1) in step (1)；
(3) deviation compensation, the two-dimensional movement machine that position deviation obtained in step (2) compensation is recorded into step (1)
Structure obtains compensated coordinate position (x3, y3) in the coordinate position (x2, y2) at wire hole；The position deviation etc. of molybdenum filament
In position deviation of the two-dimensional movement mechanism at industrial camera, it is also equal to position deviation of the two-dimensional movement mechanism at wire hole；
(4) automatic wire feed, the mobile two-dimensional movement machine of the compensated coordinate position (x3, y3) according to obtained in step (3)
Structure accurately penetrates molybdenum filament in wire hole to the top of wire hole, and by clamp clip, and silk is worn in completion.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (6)
1. a kind of middle wire wire cutting machine intelligent optical automatic wire feed device, which is characterized in that including industrial camera, two-dimensional movement
Mechanism, clamp clip and cutting off machine；
On the movable XY numerical control table, NC table for being placed on the cutting off machine of the two-dimensional movement mechanism, for clamping mobile molybdenum
Silk；
The clamp clip is clamped on the molybdenum filament that the two-dimensional movement mechanism grips, for molybdenum filament to be sent into wire hole；
The industrial camera is located at any one side outside the cutting off machine, for photographing to record the molybdenum filament of clamp clip holding position
Coordinate.
2. the middle wire wire cutting machine intelligent optical automatic wire feed device according to claim 1, which is characterized in that described
Industrial camera has camera lens and light source.
3. a kind of middle wire wire cutting machine intelligent optical automatic wire feed method, which comprises the steps of:
(1) position calibration method: before cutting, the positional relationship of industrial camera and wire hole is demarcated, and records two-dimensional movement mechanism
Coordinate position at industrial camera and at wire hole；
(2) it when cutting, is clamped molybdenum filament with clamp clip and the industrial camera is moved to by two-dimensional movement mechanism and taken pictures, counted
It calculates molybdenum filament position and finds out and the position deviation in step (1)；
(3) deviation compensation, the two-dimensional movement machine that position deviation obtained in step (2) compensation is recorded into step (1)
Structure is in the coordinate at wire hole；
(4) automatic wire feed, according to compensated coordinate position in step (3), the mobile two-dimensional movement mechanism to wire hole
Top, and molybdenum filament is penetrated in the wire hole by the clamp clip, silk is worn in completion.
4. middle wire wire cutting machine intelligent optical automatic wire feed method according to claim 3, which is characterized in that institute's rheme
Set scaling method are as follows:
Clamp clip is clipped on any position of the molybdenum filament of two-dimensional movement mechanism clamping by the first step, the mobile two-dimensional movement
Mechanism is moved to the molybdenum filament of clamp clip holding position under industrial camera, takes pictures；
Second step calculates the position for finding out X/Y plane of the molybdenum filament on cutting off machine at the clamp clip, and is recorded as working as
The coordinate position (x1, y 1) of preceding two dimension mobile mechanism；
Step 3: manually moving the two-dimensional movement mechanism, it sends molybdenum filament to the top of wire hole, and controls the clamp clip
Molybdenum filament is sent into wire hole, the coordinate position (x2, y2) of record two-dimensional movement mechanism when wearing thread completes calibration.
5. the middle wire wire cutting machine intelligent optical automatic wire feed method according to claim 3 or 4, which is characterized in that institute
The calculation method for stating molybdenum filament position is vision algorithm.
6. middle wire wire cutting machine intelligent optical automatic wire feed method according to claim 3, which is characterized in that the molybdenum
The position deviation of silk is equal to position deviation of the two-dimensional movement mechanism at the industrial camera, is also equal to the two-dimensional movement
Position deviation of the mechanism at wire hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610781441.9A CN106334846B (en) | 2016-08-31 | 2016-08-31 | Middle wire wire cutting machine intelligent optical automatic wire feed device and wear a method |
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|---|---|---|---|
| CN201610781441.9A CN106334846B (en) | 2016-08-31 | 2016-08-31 | Middle wire wire cutting machine intelligent optical automatic wire feed device and wear a method |
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| CN106334846A CN106334846A (en) | 2017-01-18 |
| CN106334846B true CN106334846B (en) | 2018-12-28 |
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| CN106964858B (en) * | 2017-05-18 | 2019-01-25 | 四川理工学院 | A kind of electric spark linear cutting machine automatic wire feed device and wear a method |
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| CN109664241B (en) * | 2018-12-18 | 2020-09-29 | 大连理工大学 | Automatic wire-threading and aligning device and method for miniature glass tube |
| CN109894693A (en) * | 2019-03-26 | 2019-06-18 | 昆山瑞钧机械科技有限公司 | A kind of upper and lower electrode silk device of line cutting machine intelligence |
| CN111001887A (en) * | 2019-12-27 | 2020-04-14 | 哈尔滨汽轮机厂有限责任公司 | Method for processing small window sleeve window |
| CN114473092B (en) * | 2021-12-27 | 2024-02-13 | 昆山瑞钧机械科技有限公司 | Automatic threading molybdenum wire cutting machine tool and using method thereof |
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| US4547647A (en) * | 1980-03-24 | 1985-10-15 | Ateliers Des Charmilles, S.A. | Process and mechanism for threading the electrode wire of an EDM apparatus |
| JP2734301B2 (en) * | 1992-07-30 | 1998-03-30 | 三菱電機株式会社 | Wire electric discharge machining method |
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| US4379959A (en) * | 1979-10-04 | 1983-04-12 | Inoue-Japax Research Incorporated | Method of and apparatus for wire-cutting a workpiece by electroerosion |
| US4547647A (en) * | 1980-03-24 | 1985-10-15 | Ateliers Des Charmilles, S.A. | Process and mechanism for threading the electrode wire of an EDM apparatus |
| JP2734301B2 (en) * | 1992-07-30 | 1998-03-30 | 三菱電機株式会社 | Wire electric discharge machining method |
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| CN106334846A (en) | 2017-01-18 |
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Address after: 215143 South Floor 1, Building B1, No. 83-2, Changping Road, Huangdai Town, Xiangcheng District, Suzhou, Jiangsu Province Patentee after: JIANGSU SERVICS NUMERICAL CONTROL SCIENCE & TECHNOLOGY CO.,LTD. Address before: No. 499, Shigong Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province, 215138 Patentee before: JIANGSU SERVICS NUMERICAL CONTROL SCIENCE & TECHNOLOGY CO.,LTD. |
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