CN113183344A - Wire distribution network method for quickly adjusting gap between diamond wire networks - Google Patents
Wire distribution network method for quickly adjusting gap between diamond wire networks Download PDFInfo
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- CN113183344A CN113183344A CN202110441240.5A CN202110441240A CN113183344A CN 113183344 A CN113183344 A CN 113183344A CN 202110441240 A CN202110441240 A CN 202110441240A CN 113183344 A CN113183344 A CN 113183344A
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- wire
- gap
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- running
- adhesive tape
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 14
- 239000010432 diamond Substances 0.000 title claims abstract description 14
- 238000009826 distribution Methods 0.000 title description 2
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 28
- 239000010703 silicon Substances 0.000 claims abstract description 28
- 239000002390 adhesive tape Substances 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 3
- 230000000873 masking effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000012216 screening Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0058—Accessories specially adapted for use with machines for fine working of gems, jewels, crystals, e.g. of semiconductor material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/04—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools
- B28D5/045—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools by cutting with wires or closed-loop blades
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a wire dividing and screening method for quickly adjusting gaps of diamond wire meshes, which comprises the following steps of firstly, providing equipment with more than two wire guide wheels, wherein the initial wire guide wheels are provided with partial cutting wire meshes, and the silicon rods to be cut have more than two rods and are already arranged on the equipment to be operated; setting the wire running speed and tension to enable the length of the wire mesh to exceed the projection position of the gap between the silicon rods; picking up a thread at the projection position by using an appliance or a finger, obliquely pressing the thread in front of the thread running direction and fixing the thread by using an adhesive tape; the adhesive tape is moved to a position exceeding the silicon rod along with the wire mesh; and finally, cutting the adhesive tape and the wire mesh in the right side running direction by using scissors, controlling the tension and the wire speed, and connecting the generated wire end to a take-up pulley. The invention optimizes the formation method of the gap of the wire dividing net, changes the traditional mode of cutting the wire net and tightening the hand-pulled wire knot into the wire picking method, and saves the operation time of tightening the hand-pulled wire knot: compared with the method for picking the thread and running the thread with the adhesive tape, the method reduces the operation difficulty.
Description
Technical Field
The invention relates to a wire dividing network method, in particular to a wire dividing network method for quickly adjusting gaps of a diamond wire network.
Background
The multi-wire cutting mode of the photovoltaic silicon wafer is an advanced cutting technology, the wire diameter of multi-wire cutting is gradually thinned along with the development of the technology, and higher requirements are provided for the cutting efficiency, the two major parts influencing the cutting efficiency are time consumption of the cutting technology and time consumption of operation, the time consumption of the cutting technology is gradually reduced from 300min to 60min at present and is limited by the fine operation requirements of thin wires, the long-term fluctuation of the time consumption of operation is about 60min, and the proportion of the time consumption of operation influencing the production efficiency is increased from 20% to 50%.
The operation process mainly comprises wire mesh wiring, wire mesh gap adjustment, zero point setting, a heat engine and other auxiliary operations which can be operated in parallel, wherein the time consumption of the wire mesh wiring and the wire mesh gap adjustment is long, and the conventional wire mesh gap adjustment method is wire pulling operation after a wire mesh is cut to form a gap.
In the prior art, a branching network for cutting is available, with the publication number of 205033405U, and the publication number of 2016-02-17; the structure of the wire guide wheel comprises a wire guide wheel and a cutting wire net, wherein the cutting wire net is arranged on the guide wheel and divided into a plurality of sections, and cutting wire net gaps are arranged among the cutting wire nets. When the wire dividing net for cutting is manufactured, firstly, the projection position of a gap on the net is recorded according to the position of the gap between the two silicon rods, then the wire dividing net is cut from the wire inlet end of the guide wheel, the wire cutting net is stopped to be arranged when the wire dividing net exceeds the projection position of the gap of the silicon rods, the wire dividing net corresponding to the projection position of the cutting gap is cut off to form a wire net gap, two wire ends generated by cutting the wire dividing net are bound, a knot is tied, and non-parallel oblique lines generated by the knot are placed below the wire guiding wheel.
The branching net for cutting has the following defects in the switching operation, a branching net gap is formed after cutting off a cutting net corresponding to the projection position of a cutting gap, and the detailed steps can be divided into two steps: in the first step, two produced thread ends need to be knotted, the knotted length is inevitably longer than the tightening length of the two thread guide wheels, and the thread ends need to be gradually tightened by hand or gradually tightened to the thread guide wheels by other equipment so as to be tightly attached to the thread guide wheels and ensure that the thread ends are not loose. Secondly, connecting with the previous step, wherein after the formed wire knots are tightened, the formed wire knots need to be tightly attached to a wire net and need to be extended out of a wire guide wheel from the gap position of the wire dividing net, and then enter a take-up wheel for storage; in addition, the wire knots cannot be overturned and moved in the process, otherwise, abnormal conditions such as wire jumping and the like of the wire net can be caused, the processing time is increased, and more steel wires are consumed. In the prior art, the operation time of the whole forming wire mesh gap is long in a wire mesh shearing mode, the requirements on skills and proficiency of operators are troublesome, and therefore production efficiency is low.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide an operation method which is simple and convenient to operate, short in time consumption and low in requirement on skills of operators, and a wire dividing method for quickly adjusting the wire net gaps of diamond wires specially aiming at the adjustment of the wire net gaps of multi-wire cutting wires.
The technical scheme is as follows: the invention relates to a wire dividing network method for quickly adjusting gaps of a diamond wire network, which comprises the following steps:
(1) preparing an instrument: the device is provided with more than two wire guiding wheels, part of cutting wire nets are arranged on the initial wire guiding wheels, the number of the silicon rods to be cut is more than two rods, and the silicon rods to be cut are already arranged on the device to be operated;
(2) line running: setting the wire running speed and tension to enable the length of a wire mesh to exceed the projection position of a gap between silicon rods;
(3) thread picking: picking up a thread at the projection position by using an appliance or a finger, obliquely pressing the thread in front of the thread running direction and fixing the thread by using an adhesive tape;
(4) line running: setting the wire running linear speed and tension, and running the adhesive tape to a position exceeding the silicon rod along with the wire mesh;
(5) if more than two line dividing network gaps are to be formed, repeating the step (3) and the step (4) until all the required gaps are formed;
(6) wire connecting wheels: the adhesive tape and the wire mesh in the right side running direction are all cut off by scissors, the tension and the wire speed are controlled, and the generated wire end is connected to a take-up pulley.
Further, in the step (2), the linear speed of the thread running is 20-30m/s, and the tension is 5-7N.
Further, in the step (2), the distance of the wire mesh length exceeding the projection position of the gap between the silicon rods is 10-15 mm.
Further, the step (3) specifically includes: picking up a line at the projection position by using an appliance or a finger, wherein the line is positioned at the Hmm position behind the projection position compared with the projection position, and H is the thickness of the head and the tail of the silicon rod required by the process; and the raised line is obliquely pressed on the front line net along the running direction and is fixed by an adhesive tape, one end of the adhesive tape is inserted between the wire guide wheel and the line net, and the other end of the adhesive tape is positioned on the surface of the line net and is folded in half; and if the thickness of the head and tail thick pieces of the silicon rods is H according to the process requirement, the W is equal to 2H + t, and the t is the gap between two silicon rods.
Further, the adhesive tape is a masking tape.
Further, the masking tape has a size of 20 × 10-30 × 20 mm.
Further, in the step (4), the linear speed of the thread running is 20-30m/s, and the tension is 5-7N.
Further, in the step (6), the linear speed is 0.5-1m/s, and the tension is 2-3N.
Has the advantages that: compared with the prior art, the invention has the following remarkable advantages: compared with the traditional method, the invention optimizes the formation method of the gap of the wire dividing net, changes the traditional mode of cutting the wire net and tightening the hand-pulled wire knot into the wire picking method, and saves the operation time of tightening the hand-pulled wire knot: actually measuring that the time for pulling the wire knot to tighten is 4 min; the wire knot runs in the subsequent operation, the wire jumper and the wire knot are in the risk of breakage due to the fact that the wire knot is easy to turn over, the technical requirement and the proficiency of an operator are higher, and compared with the method for picking the wire and running the wire with the adhesive tape, the operation difficulty is reduced.
Drawings
FIG. 1 is a schematic representation of the process of the present invention after completion of the first step;
FIG. 2 is a schematic diagram of key operation steps of the operation method of the present invention;
FIG. 3 is a schematic representation of the present invention after final completion of the method of operation.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
As shown in fig. 1 to 3, 1 is a cut silicon rod, 2 is a guide wheel, 3 is a cutting wire net, and 4 is a wire inlet end. The direction mentioned in the invention is the advancing direction from the wire inlet end to the wire outlet end, namely the wire running direction, and the following is taken as the reference: if the two positions are compared, the position where the two positions are arranged in the advancing direction is the front, and the position where the two positions are arranged behind is the rear.
Setting the wire running speed to be 20-30m/s and setting the tension to be 5-7N, so that the length L of the wire mesh exceeds the projection position of the gap between the silicon rods by 10-15mm, which is the first step of the invention and is shown in figure 1 after the first step is finished.
Picking up a line at the projection position by using an appliance or a finger, wherein the line is positioned at the Hmm position behind the projection position (H is the thickness of the head and the tail of the silicon rod required by the process) compared with the projection position; and one raised line is obliquely pressed on the front line net along the running direction and is fixed by an adhesive tape: the adhesive tape is a common masking tape 20 x 10-30 x 20mm, one end of the adhesive tape is inserted between the wire guide wheel and the wire mesh, and the other end of the adhesive tape is positioned on the surface of the wire mesh and folded in half. The width W of the gap formed by the forward running line is calculated from the position before the previous line of the picking up line to the position of the adhesive tape. If the process requirement is that the thickness of the head and tail thick pieces of the silicon rod is H, W is 2H + t (t is the gap between two silicon rods).
Setting the thread running speed at 20-30m/s, setting the tension at 5-7N, continuing to run the thread, stopping when the position of the last adhesive tape is 10-15mm in front of the mounted silicon rod, connecting the generated thread end and the take-up pulley by a knotting method by using a scissors adhesive tape and all the thread nets in front of the scissors adhesive tape, setting the tension at 2-3N, and slowly taking up the thread end to the take-up pulley at the thread speed of 0.5-1 m/s.
And after the gap of the branching net is adjusted, after the abnormality is detected, carrying out subsequent slicing operation until normal cutting is started.
Claims (8)
1. A wire dividing net method for quickly adjusting gaps of a diamond wire net is characterized by comprising the following steps:
(1) preparing an instrument: the device is provided with more than two wire guiding wheels, part of cutting wire nets are arranged on the initial wire guiding wheels, the number of the silicon rods to be cut is more than two rods, and the silicon rods to be cut are already arranged on the device to be operated;
(2) line running: setting the wire running speed and tension to enable the length of a wire mesh to exceed the projection position of a gap between silicon rods;
(3) thread picking: picking up a thread at the projection position by using an appliance or a finger, obliquely pressing the thread in front of the thread running direction and fixing the thread by using an adhesive tape;
(4) line running: setting the wire running linear speed and tension, and running the adhesive tape to a position exceeding the silicon rod along with the wire mesh;
(5) if more than two line dividing network gaps are to be formed, repeating the step (3) and the step (4) until all the required gaps are formed;
(6) wire connecting wheels: the adhesive tape and the wire mesh in the right side running direction are all cut off by scissors, the tension and the wire speed are controlled, and the generated wire end is connected to a take-up pulley.
2. The wire separation method for rapidly adjusting the gap between diamond wire meshes according to claim 1, wherein in the step (2), the wire running speed is 20-30m/s and the tension is 5-7N.
3. The wire mesh splitting method for rapidly adjusting the gap between diamond wire meshes according to claim 1, wherein in the step (2), the distance between the projection positions of the wire mesh length and the gap between silicon rods is 10-15 mm.
4. The wire splitting method for rapidly adjusting the gap between diamond wire meshes according to claim 1, wherein the step (3) specifically comprises: picking up a line at the projection position by using an appliance or a finger, wherein the line is positioned at the Hmm position behind the projection position compared with the projection position, and H is the thickness of the head and the tail of the silicon rod required by the process; and the raised line is obliquely pressed on the front line net along the running direction and is fixed by a masking tape, one end of the tape is inserted between the wire guide wheel and the line net, and the other end of the tape is positioned on the surface of the line net and is folded in half; and if the thickness of the head and tail thick pieces of the silicon rods is H according to the process requirement, the W is equal to 2H + t, and t is the gap between two silicon rods.
5. The wire dividing method for rapidly adjusting the gap between diamond wire meshes according to claim 1 or 4, wherein the adhesive tape is a masking tape.
6. The wire-splitting screen method for rapid gap adjustment of diamond wire mesh according to claim 5, wherein the size of the masking tape is 20 x 10-30 x 20 mm.
7. The wire separation method for rapidly adjusting the gap between diamond wire meshes according to claim 1, wherein in the step (4), the wire running speed is 20-30m/s and the tension is 5-7N.
8. The wire netting method for rapidly adjusting the gap between diamond wire nets according to claim 1, wherein in the step (6), the wire speed is 0.5-1m/s and the tension is 2-3N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110441240.5A CN113183344A (en) | 2021-04-23 | 2021-04-23 | Wire distribution network method for quickly adjusting gap between diamond wire networks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110441240.5A CN113183344A (en) | 2021-04-23 | 2021-04-23 | Wire distribution network method for quickly adjusting gap between diamond wire networks |
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| Publication Number | Publication Date |
|---|---|
| CN113183344A true CN113183344A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110441240.5A Pending CN113183344A (en) | 2021-04-23 | 2021-04-23 | Wire distribution network method for quickly adjusting gap between diamond wire networks |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523584A (en) * | 2022-01-24 | 2022-05-24 | 隆基绿能科技股份有限公司 | Wiring method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182747A (en) * | 2011-12-27 | 2013-07-03 | 浙江昱辉阳光能源有限公司 | Multi-wire sawing wire net system |
| CN205033405U (en) * | 2015-10-16 | 2016-02-17 | 无锡荣能半导体材料有限公司 | Cutting is with dividing gauze |
| CN107364023A (en) * | 2017-07-20 | 2017-11-21 | 阜宁协鑫光伏科技有限公司 | The method that cutting cuts silicon chip with separated time net and separated time net |
| CN110466082A (en) * | 2019-07-26 | 2019-11-19 | 扬州续笙新能源科技有限公司 | A kind of cutter device and cutting method suitable for king kong line network adjustment |
-
2021
- 2021-04-23 CN CN202110441240.5A patent/CN113183344A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182747A (en) * | 2011-12-27 | 2013-07-03 | 浙江昱辉阳光能源有限公司 | Multi-wire sawing wire net system |
| CN205033405U (en) * | 2015-10-16 | 2016-02-17 | 无锡荣能半导体材料有限公司 | Cutting is with dividing gauze |
| CN107364023A (en) * | 2017-07-20 | 2017-11-21 | 阜宁协鑫光伏科技有限公司 | The method that cutting cuts silicon chip with separated time net and separated time net |
| CN110466082A (en) * | 2019-07-26 | 2019-11-19 | 扬州续笙新能源科技有限公司 | A kind of cutter device and cutting method suitable for king kong line network adjustment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523584A (en) * | 2022-01-24 | 2022-05-24 | 隆基绿能科技股份有限公司 | Wiring method |
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Application publication date: 20210730 |
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| RJ01 | Rejection of invention patent application after publication |