CN1060123A - Tension automatic control system for warper beam unwinding of sizing machine - Google Patents
Tension automatic control system for warper beam unwinding of sizing machine Download PDFInfo
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- CN1060123A CN1060123A CN 91108182 CN91108182A CN1060123A CN 1060123 A CN1060123 A CN 1060123A CN 91108182 CN91108182 CN 91108182 CN 91108182 A CN91108182 A CN 91108182A CN 1060123 A CN1060123 A CN 1060123A
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- tension
- control system
- automatic control
- sizing machine
- warper beam
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Abstract
The invention discloses a kind of tension automatic control system for warper beam unwinding of sizing machine, characteristics are to be provided with tension detecting apparatus at Sizing machines sheet yarn meet, accept the actual tension signal that tension detecting apparatus is sent into by a computer control device, send control signal with the setting tension force that presets through microcomputer comparison and processing and control the brake apparatus that is contained on the slasher beam, change its braking moment, thereby control warper beam unwinding tension force, and can improve sizing hard waste qualification rate and production efficiency effectively with carrying out permanent Tension Control from full axle to the variation of empty axle and the change of the speed of a motor vehicle through axle.
Description
The present invention relates to the Tension Control of warp thread, specifically, is when sizing, keeps the constant tension of warp thread through the rotary resistance of axle by control.
At present, the control to warper beam unwinding of sizing machine tension force is unfavorable.Domesticly generally adopt the spring clamping through the axle spindle nose, to produce certain resistance, form warper beam unwinding tension force, though this mechanism is simple, but because the spring clamping is regulated its adjustment screw control unwinding tension with operative employee's practical experience, so in sizing process, can not reach permanent Tension Control according to technological requirement.Germany's group gram Sizing machines of China's import, its warper beam unwinding tension force is controlled by pneumatic means, adopted friction plate to run on the friction wheel of axle spindle nose, wearing piece is with pneumatic pulling force balance unwinding tension, shortcoming is that each wearing piece differs to unwinding tension control, overtension during starting, tension force is too small again during parking.In these cases, sizing quality can not get guaranteeing that the warp thread elongation differs, and the Sizing machines hard waste is many, and weaving warp end break increases, and production efficiency is low.
The purpose of this invention is to provide and a kind ofly can make each warper beam unwinding tension force basically identical, in sizing process, realize the permanent tension force tension automatic control system for warper beam unwinding of sizing machine of control automatically.
Technical solution of the present invention is: be provided with tension detecting apparatus at Sizing machines sheet yarn meet, the tension force detection signal that tension detecting apparatus is sent into is accepted and handled to a computer control device, the control signal control that computer control device sends according to result is contained in the brake apparatus on the slasher beam, change its braking moment, thus control warper beam unwinding tension force.
Computer control device among the present invention has an input circuit, the tension force detection signal is sent into single-chip microcomputer through it, and with machine in preset warp tension ratio, single-chip microcomputer is according to conditioning signal of result output, delivers to a current amplifier that is used for driving brake apparatus through an output circuit and amplifies and export as control signal; Control system is provided with the tension force configuration switch, can be according to the kind of warp thread, the setting that number number presets tension force, and correspondingly, control system also is provided with nixie display, with display setting tension force.
The input circuit of the computer control device among the present invention has an A/D converter, and the signal that its amplifier of accepting data is sent here also exports single-chip microcomputer to through enter drive, input optocoupler and buffer conversion; Output circuit has a D/A converter, and it accepts the control signal of output after single-chip microcomputer is handled, and the corresponding signal of conversion is delivered to output amplifier output.
Data amplifier among the present invention can be connected to a pointer or tensiometer, to be presented at line tension; Output amplifier is connected to a manual change-over switch and manual regulating device, manually to control where necessary.
Single-chip microcomputer among the present invention can be connected to automatic reset circuit harmony/optical alarm circuit.
Tension detecting apparatus among the present invention can draw the yarn roller and be contained in two and draw between the yarn roller can produce the measuring roll of displacement under the warp tension effect by being contained on the support two, and the sensor of experiencing the measuring roll displacement and exporting the respective electrical signal is formed.
Brake apparatus among the present invention comprises and the transmission mechanism that links to each other through axle, and is connected with transmission mechanism and is bearing in magnetic powder brake on the creel planker, and above-mentioned transmission mechanism also is installed on the creel planker.
Advantage of the present invention is: utilize microcomputer and respective execution mechanisms to realize the permanent Tension Control of warper beam unwinding, can select the suitable tension force that presets according to the kind of warp thread, number number, and can be with carrying out on-line tension control and can show intuitively and preset tension force and online actual tension through the variation and the change of the speed of a motor vehicle of axle from full axle to empty axle; And have good interference free performance and the ability of warning is provided at overtension or when too small; Owing to be provided with manual overvide, can manually control where necessary, and can realize switching to manual no disturbance automatically; Can reequip on original Sizing machines easily, cost is low, and practicality is good, can be effectively the hard waste qualification rate of Sizing machines be brought up to 90.5% from 14.3%, reduced the warp end break in the weaving process simultaneously, improved production efficiency, improve fabric quality, alleviated labor strength.
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is the tension detecting apparatus structural representation among the present invention.
Fig. 2 is the computer control device theory diagram among the present invention.
Fig. 3 is for being installed in the brake apparatus schematic diagram on the creel among the present invention.
Fig. 4 is the brake apparatus transmission schematic diagram among the present invention.
Accompanying drawing 1,2,3 has been described a kind of tension automatic control system for warper beam unwinding of sizing machine of the present invention.
Each is equipped with a column 1 through axle sheet yarn meet at Sizing machines, and column lower end and ground are fixed, and two parallel yarn rollers 4 that draw are equipped with in the upper end, draw yarn roller 4 two ends bearing 2 is housed; Draw yarn roller 4 middle upper parts at two a measuring roll 3 is housed, measuring roll 3 is bearing on the portable plate 5, and it is mobilizable that portable plate 5 one ends are equipped with hinge axis 6, one ends, and compression spring 7 is housed under it; Warp thread piece draws yarn roller 4 bottoms from one and draws after testing roller 3 tops and draw yarn roller 4 bottoms from another again and guide Sizing machines into and advance stock tank.When unwinding tension changed, the sensor 9 of portable plate 5 belows will be experienced the stressed variation of measuring roll 3, thereby exports corresponding electric signal.Sensor 9 is contained on the sensor holder 8.
Warper beam unwinding tension signal from sensor 9 input of tension-detecting mechanism, amplify by the data amplifier in the computer control device 12, send into input a/d converter 13 and pointer tensiometer 11 respectively, pointer-type tensiometer 11 can in time indicate online warper beam unwinding tension force actual value, the signal that input a/d converter 13 is sent into data amplifier 12 is converted to 0-2V voltage, through driver 14, input optocoupler 15, and buffer 16 is sent into single-chip microcomputer 17 processing, carry out ratio, integral operation, export again through driver 20 output photoelectrical couplers 21, D/A converter 22, be enlarged into 0-6V voltage through amplifier 23 again, amplify output by one group of current amplifier 24-36 more at last, in order to driving the magnetic powder brake in the brake apparatus, used reduce or the increase when number of above-mentioned current amplifier can be according to actual sizing through the number of axle; In the input of computer control device, output channel, add the photoelectric coupled device purpose and be in order to suppress spike and various noise jamming effectively, thereby improve the signal to noise ratio on the process channel.
D/A converter 22 and amplifier thereafter 23 constitute a numerical control voltage-stabilized power supply, are used for controlling the exciting curent of each magnetic powder brake; Relative each magnetic powder brake, also configurable corresponding regulating current device can be finely tuned its exciting curent respectively, to overcome the influence that reasons such as device uniformity are brought.
Single-chip microcomputer 17 also is connected to and is used for showing the nixie display 18 that presets tension force, and light-emitting diode display 39 can be set on amplifier 23, the size of display amplifier 23 output voltages, on light-emitting diode display 39 next doors or another row's light-emitting diode display 46 of upper and lower settings to show the output voltage of manual power.When needs are realized manual switching, as long as two paths of LED display figure place showing is transferred to unanimity, stir manual change-over switch again, can realize not having disturbance and switch.Presetting tension force sets by tension force configuration switch 19.
Single-chip microcomputer also is connected to automatic reset circuit 37, to improve the functional reliability of single-chip microcomputer, deals with the computer that causes because of the external disturbance reason generation that causes the program upset condition out of control; Single-chip microcomputer also is connected to sound light alarming circuit 38, with when unwinding tension is excessive or too small, sends alarm signal to operating personnel; Foregoing circuit all can adopt existing mature technology.
The signal of each the current amplifier output from computer control device, be used for driving corresponding, be arranged on the magnetic powder brake 47 in each brake apparatus on axle, magnetic powder brake 47 is contained on the planker 49 on original creel column 48, on magnetic powder brake 47 central shafts gear 40 is housed, gear 42 of the overhead cover of the dish neck towards this end of magnetic powder brake 47 through axle 41, on planker 49, also be equipped with one and cross boundary's gear stand 43, cross a pair of boundary's gear 44 of crossing is housed on boundary's gear stand, 45, gear 44 and gear 42 engagements, gear 45 and gear 40 engagements form the magnetic powder brake 47 and the drive connection that is connected through 41 on axle.
In order to make the friction basically identical through between axle and creel in the transmission process, can on the spindle nose of axle, load onto bearing with former.During practical operation, before last axle, just in advance gear 42 being enclosed within on the reel neck can above machine.
Claims (8)
1, a kind of tension automatic control system for warper beam unwinding of sizing machine, it is characterized in that: be provided with tension detecting apparatus at Sizing machines sheet yarn meet, the tension force detection signal that tension detecting apparatus is sent into is accepted and handled to a computer control device, the control signal control that computer control device sends according to result is contained in the brake apparatus on the slasher beam, change its braking moment, thus control warper beam unwinding tension force.
2, tension automatic control system for warper beam unwinding of sizing machine according to claim 1, it is characterized in that: computer control device has an input circuit, the tension force detection signal is sent into a single-chip microcomputer through it, and with machine in preset warp tension ratio, single-chip microcomputer is according to conditioning signal of result output, delivers to a current amplifier that is used for driving brake apparatus through an output circuit and amplifies and export as control signal; Single-chip microcomputer is connected to the tension force configuration switch, can be according to the kind of warp thread, the setting that number number presets tension force, and correspondingly, single-chip microcomputer is connected to nixie display, with display setting tension force.
3, tension automatic control system for warper beam unwinding of sizing machine according to claim 2, it is characterized in that: input circuit has an A/D converter, and it is accepted signal that a data amplifier sends here and exports single-chip microcomputer to through enter drive, input optocoupler and buffer conversion; Output circuit has a D/A converter, accepts to be handled through conversion output control signal by single-chip microcomputer, and corresponding signal is delivered to output amplifier output.
4, tension automatic control system for warper beam unwinding of sizing machine according to claim 3 is characterized in that: data amplifier is connected to a pointer tensiometer, to be presented at line tension; Output amplifier is connected to a manual change-over switch and manual regulating device.
5, tension automatic control system for warper beam unwinding of sizing machine according to claim 4 is characterized in that: single-chip microcomputer is connected to automatic reset circuit harmony/optical alarm circuit.
6, according to the described tension automatic control system for warper beam unwinding of sizing machine of claim 1-5, it is characterized in that: tension detecting apparatus draws the yarn roller and is contained in two and draw between the yarn roller can produce the measuring roll of displacement under the warp tension effect by being contained on the support two, and the sensor of experiencing the measuring roll displacement and exporting the respective electrical signal is formed.
7, according to the described tension automatic control system for warper beam unwinding of sizing machine of claim 1-5, it is characterized in that: brake apparatus comprises and the transmission mechanism that links to each other through axle, and be connected with transmission mechanism and be bearing in magnetic powder brake on the creel planker, above-mentioned transmission mechanism also is installed on the creel planker.
8, tension automatic control system for warper beam unwinding of sizing machine according to claim 6, it is characterized in that: brake apparatus comprises and the transmission mechanism that links to each other through axle, and be connected with transmission mechanism and be bearing in magnetic powder brake on the planker, above-mentioned transmission mechanism also is installed on the creel planker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91108182 CN1060123A (en) | 1991-09-17 | 1991-09-17 | Tension automatic control system for warper beam unwinding of sizing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91108182 CN1060123A (en) | 1991-09-17 | 1991-09-17 | Tension automatic control system for warper beam unwinding of sizing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1060123A true CN1060123A (en) | 1992-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91108182 Pending CN1060123A (en) | 1991-09-17 | 1991-09-17 | Tension automatic control system for warper beam unwinding of sizing machine |
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| Country | Link |
|---|---|
| CN (1) | CN1060123A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100368621C (en) * | 2005-06-22 | 2008-02-13 | 盐城市宏华纺织机械有限公司 | Pneumatic control device for constant strain electronic unreeling for sizing machine warp |
| CN100590565C (en) * | 2007-10-09 | 2010-02-17 | 广东新会美达锦纶股份有限公司 | System for detecting and monitoring thread tension on production line |
| CN101838896A (en) * | 2010-05-26 | 2010-09-22 | 浙江鑫业皮革机械有限公司 | Device for automatically tracking tension of post treatment production line of synthetic leather |
| CN104947351A (en) * | 2015-06-25 | 2015-09-30 | 江苏海大印染机械有限公司 | Printing and dyeing device based on multi-machine synchronization and tension control |
| CN108100774A (en) * | 2017-12-27 | 2018-06-01 | 北京光华纺织集团有限公司 | A kind of Weaving device |
| CN114990754A (en) * | 2022-07-15 | 2022-09-02 | 河南光远新材料股份有限公司 | Method for two-axis doubling of electronic grade glass fiber yarn doubling machine and application thereof |
| CN115339963A (en) * | 2022-08-19 | 2022-11-15 | 江苏祥盛宜江智能科技有限公司 | Intelligent control method and device for unwinding length of multiple warp beams of interconnected high-precision sizing machine |
-
1991
- 1991-09-17 CN CN 91108182 patent/CN1060123A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100368621C (en) * | 2005-06-22 | 2008-02-13 | 盐城市宏华纺织机械有限公司 | Pneumatic control device for constant strain electronic unreeling for sizing machine warp |
| CN100590565C (en) * | 2007-10-09 | 2010-02-17 | 广东新会美达锦纶股份有限公司 | System for detecting and monitoring thread tension on production line |
| CN101838896A (en) * | 2010-05-26 | 2010-09-22 | 浙江鑫业皮革机械有限公司 | Device for automatically tracking tension of post treatment production line of synthetic leather |
| CN104947351A (en) * | 2015-06-25 | 2015-09-30 | 江苏海大印染机械有限公司 | Printing and dyeing device based on multi-machine synchronization and tension control |
| CN108100774A (en) * | 2017-12-27 | 2018-06-01 | 北京光华纺织集团有限公司 | A kind of Weaving device |
| CN114990754A (en) * | 2022-07-15 | 2022-09-02 | 河南光远新材料股份有限公司 | Method for two-axis doubling of electronic grade glass fiber yarn doubling machine and application thereof |
| CN115339963A (en) * | 2022-08-19 | 2022-11-15 | 江苏祥盛宜江智能科技有限公司 | Intelligent control method and device for unwinding length of multiple warp beams of interconnected high-precision sizing machine |
| CN115339963B (en) * | 2022-08-19 | 2024-04-26 | 江苏祥盛宜江智能科技有限公司 | Intelligent control method and device for unwinding length of multiple warp beams of interconnected high-precision sizing machine |
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