CN101596750A - Multi-line cutting machine steel wire retractable line automatic tracking control method and device - Google Patents
Multi-line cutting machine steel wire retractable line automatic tracking control method and device Download PDFInfo
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- CN101596750A CN101596750A CNA2009100646874A CN200910064687A CN101596750A CN 101596750 A CN101596750 A CN 101596750A CN A2009100646874 A CNA2009100646874 A CN A2009100646874A CN 200910064687 A CN200910064687 A CN 200910064687A CN 101596750 A CN101596750 A CN 101596750A
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Abstract
The present invention relates to steel wire automatic tracking method and autotracker in a kind of multi-line cutting machine retractable line apparatus.Automatically the retractable line apparatus adopts servomotor and gear, rack drives mobile platform respectively, two wheel trolleys are installed on described mobile platform, steel wire passes in the middle of two wheel trolleys, be respectively equipped with two rotary encoders with two wheel trolley interlocks on the mobile platform, rotary encoder connects controller, controller connects servomotor, decide the direction of motion of servomotor respectively by two rotary encoders by controller, thereby, steel wire is closely evenly arranged in the retractable line apparatus from the position of dynamic(al) correction steel wire in the retractable line apparatus.Multi-line cutting machine steel wire retractable line automatic tracking control method of the present invention and device, make multi-line cutting machine retractable line apparatus cause broken string to reduce more than 95% because of the retractable line is uneven, improved machine reliability, guaranteed the cut quality of multi-line cutting machine, increased economic benefit hard materials such as monocrystalline silicon, polysilicons.
Description
One, technical field:
The present invention relates to steel wire tracking and controlling method in a kind of multi-line cutting machine retractable line apparatus, particularly relate to steel wire automatic tracking method in a kind of multi-line cutting machine retractable line apparatus and realize the autotracker of this method.
Two, background technology:
Multi-line cutting machine is a kind of a kind of machine that utilizes hard materials such as thin steel wire cutting monocrystalline silicon, polysilicon, the steel wire transmission mechanism mainly is made up of home roll wheel, two retractable cable wheels, straining pulley etc., because in cutting process, steel wire periodically moves back and forth at a high speed, and the acceleration and deceleration process is arranged, each line wheel all will carry out take-up and unwrapping wire process in one-period, because the diameter of retractable line wheel changes, the angular speed of retractable line wheel also changes, so just must guarantee that steel wire evenly arranges on retractable cable is taken turns.
Referring to linear velocity schematic diagram in the steel wire motion process shown in Figure 3 and steel wire transmission diagram shown in Figure 4, steel wire at the motion process of a cycle period is as can be seen: speed accelerates to maximal rate from 0--uniform motion--and speed decelerates to 0---and oppositely accelerates to maximal rate--reverse uniform motion---and oppositely decelerating to the 0---circulation finishes.Wherein forward at the uniform velocity time ratio oppositely at the uniform velocity the time long, to guarantee each circulation new inlet wire amount is arranged, the motion state of two lines wheel and the motion state of steel wire are similar, only angular speed is adjusted automatically with vary in diameter.Multi-line cutting machine was in the production process of hard materials such as cutting monocrystalline silicon, polysilicon in the past, the retractable line apparatus all is to adopt the speed governing of ordinary gear reducing motor, this motor speed low-response, the instantaneous reverse poor performance because the frequent forward and reverse motion of line wheel and the variation of angular speed, tends to make online wheel of steel wire can not uniform winding, and then cause the last steel wire of retractable line wheel to be spindle and arrange, even can cause the steel wire broken string, and make the silicon chip fragmentation, cause than large economy and lose.
Three, summary of the invention:
The present invention is directed to the prior art deficiency, steel wire automatic tracking method and automatic tracking control apparatus in a kind of multi-line cutting machine retractable line apparatus proposed, purpose is to guarantee that online the wheel closely of assurance steel wire evenly arranged in the online commutation campaign of taking turns take-up or unwrapping wire of steel wire, reduce steel wire broken string probability, improve machine reliability.
The technical solution adopted in the present invention:
A kind of multi-line cutting machine is received automatically, steel wire automatic tracking method in the actinobacillus device, receive, actinobacillus device adopts servomotor and gear respectively, the rack drives mobile platform, two wheel trolleys are installed on mobile platform, steel wire passes in the middle of two wheel trolleys, mobile platform drives steel wire and moves to the side at two wire wheel axis, on described mobile platform, be provided with two rotary encoders with two wheel trolley interlocks, the coding axle of each rotary encoder connects a wheel trolley, the output signal of rotary encoder is connected with a controller by lead, described controller control connection is received, the servomotor of actinobacillus device, decide the direction of motion of servomotor respectively by two rotary encoders by described controller, receiving from the dynamic(al) correction steel wire, position in the actinobacillus device, steel wire is being received, closely evenly arrange in the actinobacillus device
When 1) online turbin generator commutation rotation and steel wire depart from tight arrangement track, steel wire touches the rotary encoder coding that one of them wheel trolley drives its connection, described controller is according to the code signal that receives, and control driven by servomotor mobile platform moves to a direction
2) depart from when arranging track to another direction when steel wire, steel wire touches the rotary encoder coding that the another one wheel trolley drives its connection, and controller is according to the code signal that receives, and control driven by servomotor mobile platform is to another direction motion.
Steel wire automatic tracking method in the automatic retractable line apparatus of described multi-line cutting machine, rotary encoder sends the high-speed counter module that code signal is input to controller, each passage has a flag register in the high-speed counter, when the CPU processor has detected count value, flag register mark position 1, otherwise put 0, the CPU processor is by the flag bit of programming software judgement symbol register, if the flag bit numerical value of flag register is 1, then send the forward or reverse signal, the forward or reverse of control servomotor by output module.
Described multi-line cutting machine is received automatically, steel wire automatic tracking method in the actinobacillus device, the movement velocity V of servomotor is according to the angular velocity omega of line wheel and coiling gap S (line is taken turns the gap of reaching the standard grade with line), after controller programming computing, the output speed signal is given the driver of servomotor, control servomotor movement velocity, take turns the variation of different angular speed to adapt to line, servomotor movement velocity Computer Corp. is: V=ω * S, in the formula: line wheel angular velocity omega is to record according to being contained in the signal that encoder on the line turbin generator is input to controller, and the coiling interval S is to go up constant by artificial setting from the operating desk screen.
A kind of multi-line cutting machine steel wire retractable line automatic tracking control apparatus, wherein take-up and actinobacillus device all adopt the drive system that comprises servomotor and gear, tooth bar, on the mobile platform that is connected with described tooth bar, two wheel trolleys are installed, on described mobile platform, respectively be provided with a rotary encoder with each wheel trolley interlock, the coding axle of rotary encoder connects wheel trolley, the output signal of each rotary encoder connects controller, described controller control connection servomotor.
Described multi-line cutting machine steel wire is received, the releasing automatic tracing control device, controller contains the CPU processor, input module, output module, the high-speed counter module, input module connects the CPU processor, rotary encoder output connects the high-speed counter module in the controller, the high-speed counter module output signal connects the CPU processor, CPU processor control connection output module, output module control connection servomotor, these modules are plugged on the substrate that has a power supply, be printed with power line and data/address bus on the substrate, each module couples together by power line on the substrate and data/address bus.
Input module receives external switch amount signal (button, inductive switch etc.), high counter received code device pulse signal, these two kinds of signals are sent to the CPU module by the data/address bus on the substrate, after cpu logic computing or arithmetical operation, send the data/address bus of signal on substrate and be sent to output module, output module sends executive components such as signal controlling external motor.
Controller can adopt programmable controller PLC, the rotary encoder code signal inserts the high-speed counter module of programmable controller PLC, the output module control connection servomotor of programmable controller PLC, the forward or reverse of control servomotor, the direction of motion of servomotor is by the output signal decision of programmable controller PLC according to two rotary encoders.
Positive beneficial effect of the present invention:
1, multi-line cutting machine steel wire retractable line automatic tracking control method of the present invention and device, steel wire is evenly closely arranged on multi-line cutting machine retractable line wheel, make multi-line cutting machine retractable line apparatus cause broken string to reduce more than 95%, improved machine reliability because of the retractable line is uneven.
2, multi-line cutting machine steel wire retractable line automatic tracking control method of the present invention and device, guaranteed that effectively online the wheel closely of steel wire evenly arranged in the online commutation campaign of taking turns take-up or unwrapping wire of steel wire, and then guaranteed the cut quality of multi-line cutting machine to hard materials such as monocrystalline silicon, polysilicons, increase economic benefit, had application value preferably.
Four, description of drawings:
Fig. 1: multi-line cutting machine steel wire retractable line automatic tracking method of the present invention system composition diagram
Fig. 2: multi-line cutting machine steel wire retractable line automatic tracking control apparatus structural representation of the present invention
Fig. 3: multi-line cutting machine retractable line apparatus steel wire linear velocity motion diagram
Fig. 4: multi-line cutting machine retractable line apparatus steel wire transmission diagram
Five, the specific embodiment:
Embodiment one: referring to Fig. 1.Multi-line cutting machine of the present invention is received automatically, steel wire automatic tracking method in the actinobacillus device, receive, actinobacillus device adopts servomotor and gear respectively, the rack drives mobile platform, two wheel trolleys are installed on mobile platform, steel wire passes in the middle of two wheel trolleys, mobile platform drives steel wire and moves to the side at two wire wheel axis, steel wire automatic tracking method of the present invention, by two rotary encoders that link with wheel trolley are set on mobile platform, the coding axle of rotary encoder connects wheel trolley, the output signal of rotary encoder is connected with a controller by lead, controller control connection servomotor, decide the direction of motion of servomotor respectively according to two rotary encoders by controller, receiving from the dynamic(al) correction steel wire, position in the actinobacillus device is being received steel wire, closely evenly arrange in the actinobacillus device
When 1) online turbin generator commutation rotation and steel wire depart from tight arrangement track, steel wire touches one of them wheel trolley and drives the rotary encoder coding of its connection simultaneously, controller is according to the direction of rotation of the code signal control servomotor that receives, control driven by servomotor mobile platform moves to a direction, promptly when wherein encoder rotates, controller control driven by servomotor mobile platform is revised the online position of taking turns of steel wire to a direction (forward or backwards) rotation
2) depart from when arranging track to another direction when steel wire, steel wire touches the another one wheel trolley and drives the rotary encoder coding of its connection, controller is according to the code signal that receives, control servomotor driven by servomotor mobile platform is revised the online position of taking turns of steel wire to another direction motion.
Embodiment two: referring to Fig. 1.The present embodiment multi-line cutting machine is received automatically, steel wire automatic tracking method in the actinobacillus device, different with embodiment one is: rotary encoder sends the high-speed counter module that code signal is input to controller, each passage has a flag register in the high-speed counter, when the CPU processor has detected count value, flag register mark position 1, otherwise put 0, the CPU processor is by the flag bit of programming software judgement symbol register, if the flag bit numerical value of flag register is 1, then send the forward or reverse signal, the forward or reverse of control servomotor by the cyclelog output module.
After controller carries out computing according to the line angular velocity omega of taking turns and the movement velocity V of gap S to servomotor that wind the line simultaneously, the output speed signal is given the driver of servomotor, control servomotor movement velocity, take turns the variation of different angular speed to adapt to line, the servomotor movement velocity is calculated by formula V=ω * S, in the formula: line wheel angular velocity omega is to record according to being contained in the signal that encoder on the line turbin generator is input to controller, and the coiling interval S be manually from the constant of operating desk setting.
Embodiment three: referring to Fig. 2.Present embodiment is the specific embodiment of multi-line cutting machine steel wire retractable line automatic tracking control apparatus, wherein take-up and actinobacillus device all adopt the drive system that comprises servomotor 2 and gear 3, tooth bar 1, on the mobile platform 4 that is connected with tooth bar 1, two wheel trolleys 5 are installed, on described mobile platform, respectively be provided with a rotary encoder 6 with each wheel trolley interlock, the coding axle of rotary encoder connects wheel trolley, the output signal of each rotary encoder is connected to controller 9, described controller 9 control connection servomotors 2.8 is actinobacillus wheel among the figure, and 7 is take-up pulley.
The controller of multi-line cutting machine steel wire retractable line automatic tracking control apparatus contains CPU processor, input module, output module, high-speed counter module, input module connects the CPU processor, the rotary encoder output signal connects the high-speed counter module in the controller, the high-speed counter module output signal connects CPU processor, CPU processor control connection output module.These modules are plugged on the substrate that has a power supply, are printed with power line and data/address bus on the substrate, and each module couples together by power line on the substrate and data/address bus.Input module receives outside switching value signals (button, inductive switch etc.), high counter receives external pulse signal (code device signal), these two kinds of signals are sent to the CPU module by the data/address bus on the substrate, after cpu logic computing or arithmetical operation, send the data/address bus of signal on substrate and be sent to output module, output module sends executive components such as signal controlling external motor.
Embodiment four: referring to Fig. 2.Present embodiment multi-line cutting machine steel wire retractable line automatic tracking control apparatus, controller adopts programmable controller PLC, the rotary encoder code signal inserts the high-speed counter module of programmable controller PLC, the output module control connection servomotor of programmable controller PLC, the forward or reverse of control servomotor.
Claims (6)
1, a kind of multi-line cutting machine is received automatically, steel wire automatic tracking method in the actinobacillus device, receive, actinobacillus device adopts servomotor and gear respectively, the rack drives mobile platform, two wheel trolleys are installed on described mobile platform, steel wire passes in the middle of two wheel trolleys, mobile platform drives steel wire and moves to the side at two wire wheel axis, it is characterized in that: on described mobile platform, be respectively equipped with two rotary encoders with two wheel trolley interlocks, the coding axle of rotary encoder connects wheel trolley, the rotary encoder output signal connects controller, controller control connection servomotor, decide the direction of motion of servomotor respectively according to the output signal of two rotary encoders by controller, receiving from the dynamic(al) correction steel wire, position in the actinobacillus device, steel wire is being received, closely evenly arrange in the actinobacillus device
When 1) online turbin generator commutation rotation and steel wire depart from tight arrangement track, steel wire touches the rotary encoder coding that one of them wheel trolley drives its connection, described controller is according to the code signal that receives, and control driven by servomotor mobile platform moves to a direction
2) depart from when arranging track to another direction when steel wire, steel wire touches the rotary encoder coding that the another one wheel trolley drives its connection, and controller is according to the code signal that receives, and control driven by servomotor mobile platform is to another direction motion.
2, multi-line cutting machine according to claim 1 is received automatically, steel wire automatic tracking method in the actinobacillus device, it is characterized in that: rotary encoder sends the high-speed counter module that code signal is input to controller, each passage has a flag register in the high-speed counter, when the CPU processor has detected count value, flag register mark position 1, otherwise put 0, the CPU processor is by the flag bit of programming software judgement symbol register, if the flag bit numerical value of flag register is 1, then send signal, the forward or reverse of control servomotor by output module.
3, multi-line cutting machine according to claim 1 and 2 is received automatically, steel wire automatic tracking method in the actinobacillus device, it is characterized in that: after controller carries out computing according to the line angular velocity omega of taking turns and the movement velocity V of gap S to servomotor that wind the line, the output speed signal is given motor servo driver, control servomotor movement velocity, take turns the variation of different angular speed to adapt to line, the servomotor movement velocity is calculated by formula V=ω * S, in the formula: line wheel angular velocity omega is recorded by the encoder that is contained on the line turbin generator, and being input to controller, the coiling interval S is by the constant of artificial setting on operating desk.
4, a kind of multi-line cutting machine steel wire retractable line automatic tracking control apparatus, wherein take-up and actinobacillus device all adopt the drive system that comprises servomotor and gear, tooth bar, on the mobile platform that is connected with described tooth bar, two wheel trolleys are installed, it is characterized in that: on described mobile platform, respectively be provided with a rotary encoder with each wheel trolley interlock, the coding axle of rotary encoder connects wheel trolley, the output signal of each rotary encoder connects controller, described controller control connection servomotor.
5, multi-line cutting machine steel wire retractable line automatic tracking control apparatus according to claim 4, it is characterized in that: described controller contains CPU processor, input module, output module, high-speed counter module, input module connects the CPU processor, rotary encoder output connects the high-speed counter module in the controller, the high-speed counter module output signal connects the CPU processor, CPU processor control connection output module, the servomotor of output module control connection retractable line apparatus.
6, multi-line cutting machine steel wire retractable line automatic tracking control apparatus according to claim 4, it is characterized in that: controller adopts programmable controller PLC, the rotary encoder code signal inserts the high-speed counter module of programmable controller PLC, the output module control connection servomotor of programmable controller PLC, the forward or reverse of control servomotor, the direction of motion of servomotor are determined by the output signal of two rotary encoders respectively.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102528953A (en) * | 2011-12-29 | 2012-07-04 | 江西金葵能源科技有限公司 | Diamond wire single-rod multi-wire cutting machine |
| CN102555089A (en) * | 2011-12-15 | 2012-07-11 | 江西金葵能源科技有限公司 | Cutting machine with multiple diamond wires and double bars |
| CN102626951A (en) * | 2012-02-14 | 2012-08-08 | 上海五同机械制造有限公司 | Silicon wafer cutting equipment with conveniently-replaced guide rolls |
| CN102862240A (en) * | 2011-07-08 | 2013-01-09 | 浙江思博恩新材料科技有限公司 | Diamond wire coiling system |
| CN103687697A (en) * | 2011-04-20 | 2014-03-26 | 信越半导体股份有限公司 | Method for resuming operation of wire saw and wire saw |
| CN103878893A (en) * | 2013-12-31 | 2014-06-25 | 无锡市和迅亿阳自动化工程有限公司 | Automatic control system and automatic control method for multi-wire cutting machine |
| CN104015267A (en) * | 2013-03-01 | 2014-09-03 | 宁夏嘉翔自控技术有限公司 | Automatic control system of high-precision multi-line crisp and hard material slicer |
| CN107379296A (en) * | 2017-07-26 | 2017-11-24 | 杨凌美畅新材料有限公司 | Multi-wire saw working bench and main shaft cooperative control method |
| CN108972924A (en) * | 2018-07-18 | 2018-12-11 | 阜宁协鑫光伏科技有限公司 | Silicon wafer diced system |
| CN112247271A (en) * | 2020-10-09 | 2021-01-22 | 苏州庆耀精密机械科技有限公司 | Multi-wire cutting machine |
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2009
- 2009-04-21 CN CNA2009100646874A patent/CN101596750A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103687697A (en) * | 2011-04-20 | 2014-03-26 | 信越半导体股份有限公司 | Method for resuming operation of wire saw and wire saw |
| CN103687697B (en) * | 2011-04-20 | 2016-03-16 | 信越半导体股份有限公司 | The method that again starts running of scroll saw and scroll saw |
| CN102862240A (en) * | 2011-07-08 | 2013-01-09 | 浙江思博恩新材料科技有限公司 | Diamond wire coiling system |
| CN102862240B (en) * | 2011-07-08 | 2015-08-05 | 浙江瑞翌新材料科技有限公司 | A kind of diamond wire winding system |
| CN102555089A (en) * | 2011-12-15 | 2012-07-11 | 江西金葵能源科技有限公司 | Cutting machine with multiple diamond wires and double bars |
| CN102528953A (en) * | 2011-12-29 | 2012-07-04 | 江西金葵能源科技有限公司 | Diamond wire single-rod multi-wire cutting machine |
| CN102626951A (en) * | 2012-02-14 | 2012-08-08 | 上海五同机械制造有限公司 | Silicon wafer cutting equipment with conveniently-replaced guide rolls |
| CN104015267A (en) * | 2013-03-01 | 2014-09-03 | 宁夏嘉翔自控技术有限公司 | Automatic control system of high-precision multi-line crisp and hard material slicer |
| CN103878893A (en) * | 2013-12-31 | 2014-06-25 | 无锡市和迅亿阳自动化工程有限公司 | Automatic control system and automatic control method for multi-wire cutting machine |
| CN103878893B (en) * | 2013-12-31 | 2015-11-18 | 江苏和亿自动化科技有限公司 | Multi-line cutting machine automatic control system and method |
| CN107379296A (en) * | 2017-07-26 | 2017-11-24 | 杨凌美畅新材料有限公司 | Multi-wire saw working bench and main shaft cooperative control method |
| CN108972924A (en) * | 2018-07-18 | 2018-12-11 | 阜宁协鑫光伏科技有限公司 | Silicon wafer diced system |
| CN108972924B (en) * | 2018-07-18 | 2020-07-17 | 阜宁协鑫光伏科技有限公司 | Silicon wafer cutting system |
| CN112247271A (en) * | 2020-10-09 | 2021-01-22 | 苏州庆耀精密机械科技有限公司 | Multi-wire cutting machine |
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Open date: 20091209 |