CN103182747B - Multi-wire sawing wire net system - Google Patents
Multi-wire sawing wire net system Download PDFInfo
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- CN103182747B CN103182747B CN201110444611.1A CN201110444611A CN103182747B CN 103182747 B CN103182747 B CN 103182747B CN 201110444611 A CN201110444611 A CN 201110444611A CN 103182747 B CN103182747 B CN 103182747B
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- gauze
- cut
- cutting area
- cutting
- line
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Abstract
The invention discloses a multi-wire sawing wire net system. The multi-wire sawing wire net system comprises an unwinding reel, a winding reel, a main roller and cutting wires wound on the main roller, the cutting wires are formed into a wire net on the main roller, the wire net is divided into a cutting wire net surface and a non-cutting wire net surface, the cutting wires of one side of the cutting wire net surface are wound into a cutting area and at least one adjusting area in the groove of the main roller, the cutting wires on the adjusting area can be used for adjusting the width of the cutting area, so that reweaving is avoided each time when silicon blocks or silicon rods are replaced, consequently , the production time is saved, and the production efficiency is increased.
Description
Technical field
The present invention relates to silicon chip cutting technique field, particularly a kind of multi-wire saw gauze system.
Background technology
In fossil energy day by day exhausted, greenhouse effects ever-increasing today, solar energy has huge market potential as a kind of clean energy resource of sustainable use.Crystal silicon cell occupies the leading position in solar cell market.
Monocrystalline silicon piece is widely used in microelectronics or area of solar cell, it is the monocrystal rod that silicon material is made through vertical pulling method, after silicon single crystal rod is cut into silico briquette or silicon rod, cut and obtain monocrystalline silicon piece by multi-line cutting machine, the incision principle of multi-line cutting machine cutting silicon wafer is:
One, use steel wire as the carrier of mortar, the slurry that mortar is mainly mixed by SiC and cutting liquid forms, and mortar enters nozzle by slicer conveying system, sprays mortar and be coated on the pierce tap of High Rotation Speed from nozzle;
Two, use the diamond cut on diamond wire, cooling fluid enters nozzle by machine conveying system, and the cooling fluid sprayed from nozzle is attached on the diamond wire of High Rotation Speed, and cooling fluid reduces diamond and the fricative heat of crystal contact;
Can find out that cutting process of the prior art is all by above technology is carrier by steel wire, driving has the other materials of dissection to carry out the cutting of silicon chip, every bar steel wire is equivalent to a blade and cuts silico briquette or silicon rod, due to the cutting technique that Linear cut is a kind of precision, its slice thickness is general all in micron level, therefore, the relative position of silico briquette or silicon rod and line of cut must be adjusted; Because the size of the silico briquette in actual production process or silicon rod may have difference, and silico briquette or silicon rod are shaping, therefore need the silico briquette that cuts for each needs or silicon rod to carry out the braiding of gauze, thus obtain satisfactory silicon chip.
In prior art, although the requirement of cutting silicon wafer can be reached, need the braiding carrying out gauze at every turn, and this just need waste long time by gauze around above home roll, be unfavorable for the raising of production efficiency.
In view of this, how can save the process of gauze braiding, the width of gauze can be adjusted, thus can when changing the silico briquette or silicon material that need cutting, public bus network readjustment is cut to corresponding width, save the production time, enhancing productivity, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
The object of this invention is to provide a kind of multi-wire saw gauze system, in the middle of the silicon chip cutting of manufacture of solar cells process, with save each change the silico briquette or silicon material that need cutting time woven wire mesh link, thus save the production time, enhance productivity.
For solving the problems of the technologies described above, the invention provides a kind of multi-wire saw gauze system, comprise: paying out reel, Wire winding shaft, home roll, and the line of cut be wound on home roll, described home roll is at least two and is arranged in parallel, described line of cut forms gauze on described home roll, described gauze is divided into gauze cut surface and non-cutting face, it is characterized in that, described gauze cut surface side line of cut is wound in cutting area and at least one adjustment district in the wire casing of described home roll, comprises the marker space being greater than 2mm between described cutting area and described adjustment district.
Preferably, adjust district described in the side, non-cutting face of described gauze to be connected by the line of cut that was inclined cross marker space with described cutting area.
Preferably, adjustment district, described gauze cut surface side is two, and is distributed in the both sides of described cutting area, and described adjustment district and described cutting area form two marker spaces.
Preferably, marker space, described gauze cut surface side width is 4-8mm.
Preferably, marker space, both sides, described gauze cut surface side width is equal.
Preferably, adjustment sector width in both sides, described gauze cut surface side is equal.
Preferably, the two ends of described home roll also comprise unslotted district.
Gauze cut surface side of the present invention comprises cutting area and adjustment district as can be seen from the above technical solutions, adjustment district is connected by a line of cut with the side, non-cutting face of cutting area at gauze, when changing the silico briquette or silicon rod that need to carry out cutting, the line of cut in adjustment district is assigned to cutting area or the cutting of cutting area is assigned to adjustment district, the adjustment of cutting area gauze width can be realized, thus eliminate again the step of woven wire mesh, save the production time, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the gauze cut surface schematic diagram on home roll;
Fig. 2 is the winding schematic diagram of line of cut on home roll;
Wherein 1 is cutting area, and 2 is adjustment district, and 3 is marker space, and 4 is unslotted part.
Detailed description of the invention
Core of the present invention is to provide a kind of multi-wire saw gauze system, in the middle of the silicon chip cutting of manufacture of solar cells process, in this gauze system, line of cut becomes gauze at home roll wound thereon, at the cut surface of gauze, gauze defines cutting area and adjustment district on home roll, cutting area is used for the cutting process of silicon chip, and adjustment district is used for the width of the gauze adjusting cutting area, thus adapts with silico briquette to be cut or silicon rod.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with drawings and embodiments, the present invention is described in further detail.
Multi-wire saw gauze system disclosed by the invention may be used for free abrasive multi-wire saw system, also may be used for diamond wire multi-wire saw system.
Please also refer to accompanying drawing 1 and accompanying drawing 2, accompanying drawing 1 is the gauze cut surface schematic diagram on home roll, and accompanying drawing 2 is the winding schematic diagram of line of cut on home roll.
Multi-wire saw gauze system provided by the present invention comprises paying out reel, Wire winding shaft, home roll, and the line of cut be wound on home roll, described paying out reel is wound with the line of cut for cutting silicon material, one of line of cut is pulled out from described paying out reel, guide to above described home roll by guide wheel, line of cut is carried out coiling along the wire casing on home roll on home roll, from the side of deflector roll around to opposite side, after guide on Wire winding shaft through the guide wheel of home roll opposite side, described line of cut forms gauze on home roll, described gauze is divided into gauze cut surface and non-cutting face, described gauze cut surface side line of cut is wound in cutting area 1 and at least one adjustment district 2 in the wire casing interior lines of described home roll, the marker space 3 being greater than 2mm is comprised between described cutting area 1 and described adjustment district 2, adjust district described in the side, non-cutting face of described gauze to be connected by the line of cut that was inclined cross marker space with described cutting area, as shown in Figure 2.
In process of production, owing to changing the silico briquette or silicon rod that need cutting, thus the gauze width of cutting area 1 is just needed to adjust, if when needing to strengthen the width of cutting area 1 gauze, namely adopt steering tool as led by adhesive tape, by the adhesive tape be adhesively fixed on the gauze of cutting area 1 and adjustment edge, district 2, by adhesive tape walk about by adjustment district 2 line of cut guide to described cutting area 1, thus increase the width of cutting area 1 gauze, if need the width of cutting area 1 gauze to reduce, only need with steering tool as adhesive tape, the line of cut of cutting area 1 is directed to described adjustment district 2, thus reduce the width of cutting area 1, to adapt to cut needs.
This shows, multi-wire saw gauze system provided by the present invention, the braiding again of gauze can not be carried out when changing silico briquette or silicon rod, the conversion only need carrying out adjusting district and cutting area line of cut just can realize the adjustment of cutting area width, thus the time saved spent by woven wire mesh, improve production efficiency.
In order to make the both sides of home roll symmetrical, the gauze width simultaneously adjusting cutting area 1 is more quick, adjustment district 2 in the present embodiment is set to two, be distributed in the both sides of described cutting area 1, when the adjustment of gauze width carrying out cutting area 1, can adjust from its both sides, such adjustment is more efficient and convenient, when adjusting district 2 and being set to two, corresponding marker space 3 also just creates two, in the middle of the process of cutting, because the head of silicon rod and afterbody are not suitable for cutting into slices because defect is more usually, therefore the head of silicon rod and afterbody can just in time be put in and described two places that marker space 3 is corresponding, it is not cut.
The excellent defect due to stitching portion of splicing is also many, therefore the stitching portion of splicing rod is placed in the place corresponding with described marker space 3 and also can avoids cutting it.
In order to optimize technical scheme provided by the present invention further, be marker space 3 width be 4-8mm in the present embodiment, and the width of described marker space 3 is equal, the width in described adjustment district, both sides 2 is also equal.
To described home roll, cross component force is not being produced from guide wheel in order to make line of cut, the marginal portion, slotted zones of home roll and guide wheel is needed to be in same plane, therefore the both sides of home roll also comprise unslotted district, such line of cut can not produce cross component force from guide wheel around the process to home roll, can significantly improve the stability of whole gauze.
Above multi-wire saw gauze system provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (7)
1. a multi-wire saw gauze system, it is characterized in that, comprise: paying out reel, Wire winding shaft, home roll, and the line of cut be wound on home roll, described home roll is at least two and is arranged in parallel, described line of cut forms gauze on described home roll, described gauze is divided into gauze cut surface and non-cutting face, it is characterized in that, described gauze cut surface side line of cut is wound in cutting area (1) and at least one adjustment district (2) in the wire casing of described home roll, the marker space (3) being greater than 2mm is comprised between described cutting area (1) and described adjustment district (2), when needing the width increasing described cutting area (1) gauze, by steering tool, the line of cut of described adjustment district (2) is guided to described cutting area (1), when needing the width reducing described cutting area (1) gauze, by steering tool, the line of cut of described cutting area (1) is directed to described adjustment district (2).
2. multi-wire saw gauze system according to claim 1, it is characterized in that, adjust district (2) described in the side, non-cutting face of described gauze and be connected by the line of cut that was inclined cross marker space (3) with described cutting area (1).
3. multi-wire saw gauze system according to claim 1, it is characterized in that, described adjustment district, gauze cut surface side (2) is two, and being distributed in the both sides of described cutting area, described adjustment district (2) and described cutting area (1) form two marker spaces (3).
4. multi-wire saw gauze system according to claim 1, is characterized in that, described gauze cut surface side marker space (3) width is 4-8mm.
5. multi-wire saw gauze system according to claim 3, is characterized in that, described described adjustment district, two, gauze cut surface side (2) is equal with marker space (3) width between described cutting area (1) respectively.
6. multi-wire saw gauze system according to claim 3, is characterized in that, adjustment district (2) width on both sides, described gauze cut surface side is equal.
7. multi-wire saw gauze system according to claim 1, is characterized in that, the two ends of described home roll also comprise unslotted district (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110444611.1A CN103182747B (en) | 2011-12-27 | 2011-12-27 | Multi-wire sawing wire net system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110444611.1A CN103182747B (en) | 2011-12-27 | 2011-12-27 | Multi-wire sawing wire net system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103182747A CN103182747A (en) | 2013-07-03 |
| CN103182747B true CN103182747B (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110444611.1A Expired - Fee Related CN103182747B (en) | 2011-12-27 | 2011-12-27 | Multi-wire sawing wire net system |
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| CN (1) | CN103182747B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7011955B2 (en) * | 2018-03-15 | 2022-02-10 | コマツＮｔｃ株式会社 | Setup method for wire saw and wire saw |
| JP7302295B2 (en) * | 2019-05-29 | 2023-07-04 | 住友金属鉱山株式会社 | Thin plate manufacturing method, multi-wire saw device, and work cutting method |
| CN110341062B (en) * | 2019-06-24 | 2020-11-13 | 内蒙古中环光伏材料有限公司 | Method for preventing splicing seam from jumping and doubling |
| CN113183344A (en) * | 2021-04-23 | 2021-07-30 | 苏州协鑫光伏科技有限公司 | Wire distribution network method for quickly adjusting gap between diamond wire networks |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850579A (en) * | 2009-03-31 | 2010-10-06 | 小松Ntc株式会社 | Method for cutting workpiece and device for changing rolling width of wire cutting workpiece |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1044142A (en) * | 1996-08-01 | 1998-02-17 | Citizen Watch Co Ltd | Multiple wire saw |
| GB2414204B (en) * | 2004-05-18 | 2006-04-12 | David Ainsworth Hukin | Abrasive wire sawing |
| JP2006224266A (en) * | 2005-02-18 | 2006-08-31 | Sumco Corp | Ingot cutting method with wire saw |
| EP2110216B1 (en) * | 2008-04-14 | 2013-06-05 | Applied Materials, Inc. | Wire saw device and method for operating same |
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2011
- 2011-12-27 CN CN201110444611.1A patent/CN103182747B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850579A (en) * | 2009-03-31 | 2010-10-06 | 小松Ntc株式会社 | Method for cutting workpiece and device for changing rolling width of wire cutting workpiece |
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| CN103182747A (en) | 2013-07-03 |
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Granted publication date: 20150415 Termination date: 20201227 |