CN107214868B - A kind of multi-line cutting machine entirety additional tension detection method - Google Patents
A kind of multi-line cutting machine entirety additional tension detection method Download PDFInfo
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- CN107214868B CN107214868B CN201710539571.6A CN201710539571A CN107214868B CN 107214868 B CN107214868 B CN 107214868B CN 201710539571 A CN201710539571 A CN 201710539571A CN 107214868 B CN107214868 B CN 107214868B
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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
- B28D5/04—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
- B28D5/042—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 blades or wires mounted in a reciprocating frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
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Abstract
The invention discloses a kind of multi-line cutting machine entirety additional tension detection methods, belong to slice processing special equipment technical field, the diamond wire that bus line footpath is 50~80 μm is arranged on multi-line cutting machine and is routed, the limit for measuring stable operation under the multi-line cutting machine non-cutting state walks line tension, obtains multi-line cutting machine entirety additional tension by the difference that the fracture tension and the limit of the diamond wire itself walk line tension.The method of the present invention is suitable for the cutting machine of different model, producer, and detection board range is wide, simple to operate, does not need to be transformed board, additionally add ancillary equipment, and testing cost is low, easily promotes.
Description
Technical field
The invention belongs to slice processing special equipment technical fields, and in particular to a kind of multi-line cutting machine entirety additional tension
Detection method.
Background technique
Multi-line cutting machine is a kind of efficient slice processing equipment, principle be diamond wire in high-speed motion to material to be cut
Material is cut, and will be cut into hundreds of or thousands of plate sheets simultaneously to cut piece, and it is excellent to have that cutting efficiency is high, material loss is low etc.
It is hard crisp to be widely used in monocrystalline/polycrystalline silicon, sapphire, silicon carbide, crystal, magnetic material, synthetic cut stone, glass-ceramic etc. for point
The processing of property material.Multi-wire saw machining process interrupt line rate is the top-priority core capabilities index of equipment, broken string
Failure not only scraps expensive rapidoprint, directly contributes economic loss, also results in equipment disorderly closedown, after broken string again
In the wastes such as wiring, handling failure a large amount of working hour, greatly increase the labor intensity of device operator.To avoid breaking, multi-wire cutting
Cutting mill requires cutting line tension precise constant in a certain range, which is protected by multi-line cutting machine cutting line tension control system
Card, tension detection with regulating device be tension control system core component, tension detection accuracy, functional reliability for
It realizes cutting line high-precision tension force, generation disconnection fault is avoided to be of great significance.
The cutting efficiency overwhelming majority of multi-wire saw board depend on cutting technique setting, including cutting tension,
Linear velocity, cutting speed, cutting liquid temperature etc..The setting for cutting tension is important link in cutting technique, is directly affected
The cutting efficiency of board.Cutting tension, there are certain relationships with additional tension, cut the setting factor in need of consideration of tension
There are two main: diamond wire fracture tension, board entirety additional tension.Such as the board additional tension of detection is big, then cutting
The setting of tension will be reduced accordingly.In existing literature data, there are many data for cutting detection, the correction of tension, but are directed to
The detection of the additional tension of multi-line cutting machine yet there are no report, and the method pair of whole additional tension detection proposed by the present invention
It is necessary that the setting of tension is cut in multi-line cutting machine.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of multi-wire saw
Machine entirety additional tension detection method, the additional tension detected can be used as the important evidence of the cutting tension setting of cutting machine,
It avoids cutting tension setting excessive and causes the situation that breaks.
The invention adopts the following technical scheme:
A kind of multi-line cutting machine entirety additional tension detection method exists the diamond wire setting that bus line footpath is 50~80 μm
On multi-line cutting machine and it is routed, the limit for measuring stable operation under the multi-line cutting machine non-cutting state walks line tension,
Multi-line cutting machine entirety additional tension is obtained by the difference that the fracture tension and the limit of the diamond wire itself walk line tension.
Preferably, comprising the following steps:
S1, the diamond wire for selecting pulling force characteristic stable measure diamond wire fracture tension by puller system;
S2, Buddha's warrior attendant gauze is arranged on board to be detected;
S3, step S2 board to be detected is run under non-cutting state, back and forth into return line complete debugging;
S4, it is completed into after returning the line period during loading, load tension is primary;
S5, reciprocal load is carried out repeatedly until Buddha's warrior attendant thread breakage, determines the final application tension value of board to be detected;
S6, the whole additional tension that board to be detected is calculated.
Preferably, in step S2, initial tension is 1~15N, and gauze width is no less than the 1/3 of home roll length, linear speed 5
~20m/min.
Preferably, in step S3, linear velocity is 100~2100m/min, and Acceleration and deceleration time is 4~8s, and inlet wire amount is 400
~4000m, returning line amount is 400~4000m.
Preferably, the inlet wire amount is identical as line amount is returned, and oscillation cycle is 2~4 times.
Preferably, in step S4 loading procedure, linear speed is the specified maximum linear velocity of the board to be detected, when acceleration and deceleration
Between be the board to be detected minimum Acceleration and deceleration time, inlet wire amount is return line amount 85%~95%.
Preferably, the inlet wire amount be 500~1000m, it is described return line amount be 495~950m, load tension be 0.1~
1N, oscillation cycle 2~4 times.
Preferably, the entirety additional tension Ft is specifically calculated as follows:
Ft=Fj- (Fd- △ F)
Wherein, Fj is diamond wire fracture tension, and Fd is that board to be detected finally applies tension value, and △ F is load tension.
Compared with prior art, the present invention at least has the advantages that
Multi-line cutting machine entirety additional tension detection method of the present invention is by being 50~80 μm of diamond wire by bus line footpath
It is arranged on multi-line cutting machine and is routed, measures the limit cabling of stable operation under the multi-line cutting machine non-cutting state
Tension show that multi-line cutting machine integrally adds by the difference that the fracture tension and the limit of the diamond wire itself walk line tension and opens
Power, additional tension value can be used to measure the stable degree of multi-line cutting machine overall structure, if additional tension value is higher, explanation is cut
There are problems for cutting mill operation, can adjust the operating status of cutting machine in time, can reduce cutting process interrupt line situation;
Further, this method carries out under non-cutting operating status, and is stepped up tension, until diamond wire breaks,
The accuracy of this detection method is high, runs under non-cutting state, back and forth into returning after line completes debugging, complete during loading into
After returning the line period, load tension is primary, then carries out repeatedly reciprocal load until Buddha's warrior attendant thread breakage, determines board to be detected most
Apply tension value eventually, the additional tension detection of each structural region is more difficult on cutting machine, and testing result treating capacity is big, can keep away
Exempt from many and diverse link and testing result processing bring error of region detection.
Further, the complete gauze of cloth needs about 3 kilometers of diamond wire or so on multi-wire cutting machine home roll, and this method is to cloth
Gauze has width limitation, effectively avoids the waste of diamond wire, saves the cloth gauze time;
Further, Maximum speed limit, minimum Acceleration and deceleration time are used in loading procedure, accurately to detect that board applies most
Big additional tension, there are differences with line amount is returned for inlet wire amount, avoid reciprocally bending outage probability.
In conclusion the method for the present invention is suitable for the cutting machine of different model, producer, detection board range is wide, operation
It is simple and convenient, it does not need to be transformed board, additionally add ancillary equipment, testing cost is low, easily promotes.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is the method for the present invention flow diagram;
Fig. 2 is multi-line cutting machine structural schematic diagram of the present invention.
Wherein: 1. diamond wires;2. actinobacillus wheel;3. unwrapping wire end glass pulley;4. unwrapping wire end directive wheel;5. unwrapping wire end tension arm;
6. home roll;7. take-up end tension arm;8. take-up end directive wheel;9. take-up end glass pulley;10. take-up pulley.
Specific embodiment
Additional tension refers to that board is due to structural design in addition to the cutting tension that multi-line cutting machine applies diamond wire
The problems such as to the tension of diamond wire additional.Whole additional tension, which is equal under diamond wire fracture tension and non-cutting state, to be stablized
Operational limit walks the difference of line tension.Due to the home roll of multi-line cutting machine, conducting wire wheel system, tension regulating system, Cable Assembly system
Whole design synchronism has differences, and board can apply non-cutting tension to diamond wire in the process of running.Such as it is oriented to train
Driven guide wheel rotary inertia itself, bearing are flexible in system, can apply to diamond wire during acceleration and deceleration additional non-cutting
Tension.There are additional tension fluctuations in each structural area of cutting machine, and the additional tension process for detecting each region is complicated, at testing result
Reason mode is difficult.
Referring to Fig. 1, the present invention provides a kind of multi-line cutting machine entirety additional tension detection method, including following step
It is rapid:
S1, route selection: the diamond wire for selecting pulling force characteristic stable, puller system measure diamond wire fracture tension Fj.Diamond wire
Bus line footpath be 50~80 μm.
S2, wiring: cloth Buddha's warrior attendant gauze on detected board.Initial tension is 1~15N, and it is long that gauze width is no less than home roll
The 1/3 of degree, linear speed are 5~20m/min.
S3, debugging: running under board non-cutting state, completes back and forth into returning line.Linear velocity is 100~2100m/min, is added
Deceleration time is 4~8s, is 400~4000m into line amount is returned, and inlet wire amount is identical as line amount is returned, and oscillation cycle is 2~4 times.
S4, load: it completes that it is primary tension △ F need to be loaded into after returning the line period in loading procedure.Linear speed is that board is specified most
High linear speed, Acceleration and deceleration time are the minimum Acceleration and deceleration time of the board to be measured, and inlet wire amount is 500~1000m, return line amount and set
Be set to 495~950m, inlet wire amount is return line amount 85%~95%, load tension △ F be 0.1~1N, oscillation cycle 2~4 times.
S5, broken string: repeatedly after reciprocal load, Buddha's warrior attendant thread breakage, board finally applies tension value Fd.
S6, reckoning: whole additional tension Ft=Fj- (Fd- △ F).
Embodiment 1:
Load the optimization of tension: the size of load tension △ F is in increase and decrease process, more accurate detection can finally be applied out
Add tension value Fd.
Performance is used to stablize bus diameter as 80 μm of diamond wire in the present embodiment, the diamond wire measured using puller system
Fracture tension Fj is 20.8N.
Referring to Fig. 2, diamond wire 1 passes sequentially through actinobacillus wheel 2, unwrapping wire end glass pulley 3, unwrapping wire end directive wheel 4, unwrapping wire end
The arm of force 5, home roll 6, take-up end tension arm 7, take-up end directive wheel 8, take-up end glass pulley 9 and take-up pulley 10 are routed, wiring
Initial tension is 10N in the process, and linear velocity 0.5m/min, cloth gauze width is 80mm.Start cutting machine, in non-cutting state
Lower operation is 1000m/min with linear velocity, and Acceleration and deceleration time 6s, inlet wire amount is 1000m with line amount is returned, and is carried out back and forth three times.
On the basis of initial tension 10N, load 2N tension, with board maximum linear velocity be operation linear velocity, it is specified most
Small Acceleration and deceleration time is Acceleration and deceleration time, and inlet wire amount is 500m, returns line amount and is set as 495m, under non-cutting state it is reciprocal three times.
It repeats the above process three times, diamond wire does not break still, is further continued for load 0.5N tension, and diamond wire is disconnected in operational process
It splits, the tension value Fd that final board applies is 16.5N.
According to whole additional tension Ft=Fj- (Fd- △ F), then the whole additional tension for detecting board is 4.3N.
Consider from cutting angle, the smaller cutting machine structure design that represents of additional tension is better, to the fracture tension of diamond wire
It is smaller with regard to wasting.The smaller then tension force of the additional tension value of multi-line cutting machine is better, is more conducive to cut, and substantially illustrates more
It is smaller that each system of wire cutting machine is attached to the negative effect on diamond wire.This patent is proposed using diamond wire on multi-line cutting machine
It is routed, the limit for measuring stable operation under multi-line cutting machine non-cutting state walks line tension, passes through the broken of diamond wire itself
The difference that disconnected tension and the limit walk line tension obtains multi-line cutting machine entirety additional tension.
The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention
Protection scope within.
Claims (8)
1. a kind of multi-line cutting machine entirety additional tension detection method, which is characterized in that the gold for being 50~80 μm by bus line footpath
Rigid line is arranged on multi-line cutting machine and is routed, and measures the limit of stable operation under the multi-line cutting machine non-cutting state
Line tension is walked, show that multi-line cutting machine integrally adds by the difference that the fracture tension and the limit of the diamond wire itself walk line tension
Tension.
2. a kind of multi-line cutting machine entirety additional tension detection method according to claim 1, which is characterized in that including with
Lower step:
S1, the diamond wire for selecting pulling force characteristic stable measure diamond wire fracture tension by puller system;
S2, Buddha's warrior attendant gauze is arranged on board to be detected;
S3, step S2 board to be detected is run under non-cutting state, back and forth into return line complete debugging;
S4, it is completed into after returning the line period during loading, load tension is primary;
S5, reciprocal load is carried out repeatedly until Buddha's warrior attendant thread breakage, determines the final application tension value of board to be detected;
S6, the whole additional tension that board to be detected is calculated.
3. a kind of multi-line cutting machine entirety additional tension detection method according to claim 2, which is characterized in that step S2
In, initial tension is 1~15N, and gauze width is no less than the 1/3 of home roll length, and linear speed is 5~20m/min.
4. a kind of multi-line cutting machine entirety additional tension detection method according to claim 2, which is characterized in that step S3
In, linear velocity be 100~2100m/min, Acceleration and deceleration time be 4~8s, inlet wire amount be 400~4000m, return line amount be 400~
4000m。
5. a kind of multi-line cutting machine entirety additional tension detection method according to claim 4, which is characterized in that it is described into
Line amount is identical as line amount is returned, and oscillation cycle is 2~4 times.
6. a kind of multi-line cutting machine entirety additional tension detection method according to claim 2, which is characterized in that step S4
In loading procedure, linear speed is the specified maximum linear velocity of the board to be detected, and Acceleration and deceleration time is the board to be detected
Minimum Acceleration and deceleration time, inlet wire amount are return line amount 85%~95%.
7. a kind of multi-line cutting machine entirety additional tension detection method according to claim 6, which is characterized in that it is described into
Line amount be 500~1000m, it is described return line amount be 495~950m, load tension be 0.1~1N, oscillation cycle 2~4 times.
8. a kind of multi-line cutting machine entirety additional tension detection method according to claim 2, which is characterized in that step S6
In, the entirety additional tension Ft specifically calculates as follows:
Ft=Fj- (Fd- △ F)
Wherein, Fj is diamond wire fracture tension, and Fd is that board to be detected finally applies tension value, and △ F is load tension.
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CN112461428B (en) * | 2020-11-13 | 2023-06-23 | 青岛高测科技股份有限公司 | Wheel train mechanism and method for evaluating additional tension and low-precision wheel evaluation method |
CN113199653A (en) * | 2021-05-20 | 2021-08-03 | 苏州协鑫光伏科技有限公司 | Method for reducing wire breakage rate of multi-wire cutting and application |
CN113334596B (en) * | 2021-06-28 | 2023-02-07 | 宜昌南玻硅材料有限公司 | Method for cutting silicon ingot in back-line accumulation mode |
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JP3741305B2 (en) * | 2000-07-26 | 2006-02-01 | 株式会社Sumco | Wire saw and method for controlling wire tension thereof |
KR100540528B1 (en) * | 2003-11-28 | 2006-01-11 | 홍덕스틸코드주식회사 | The control method for automatic traversing in wire saw machine |
EP2708342B1 (en) * | 2012-09-14 | 2017-05-03 | Toyo Advanced Technologies Co., Ltd. | Wire bow monitoring system for a wire saw |
CN204263383U (en) * | 2014-11-18 | 2015-04-15 | 青岛高校测控技术有限公司 | For the broken thread detector of multi-line cutting machine |
CN106313351B (en) * | 2015-07-06 | 2018-02-23 | 天津职业技术师范大学 | A kind of multi-line cutting machine gauze tension measuring device and method |
CN105666715B (en) * | 2016-03-29 | 2018-02-13 | 阳光硅峰电子科技有限公司 | A kind of silicon ingot cutting machine with wire break alarm device |
CN205958360U (en) * | 2016-08-24 | 2017-02-15 | 镇江荣德新能源科技有限公司 | Copper wire torsional strength detects anchor clamps |
CN106199180B (en) * | 2016-08-31 | 2023-07-04 | 凡登(常州)新型金属材料技术有限公司 | Online steel wire jitter early warning system and method |
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Address after: 712100 B5, Fuhai Industrial Park No. 36, East Wei Wei Road, Yangling demonstration area, Xianyang, Shaanxi Applicant after: Yangling Mei Chang new material Limited by Share Ltd Address before: 712100 B5, Fuhai Industrial Park No. 36, East Wei Wei Road, Yangling demonstration area, Xianyang, Shaanxi Applicant before: Yangling New Material Co., Ltd. |
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