CN102787464B - Real-time control system and control method for napping force of napping machine by multi-axle drive - Google Patents
Real-time control system and control method for napping force of napping machine by multi-axle drive Download PDFInfo
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- CN102787464B CN102787464B CN201210297094.4A CN201210297094A CN102787464B CN 102787464 B CN102787464 B CN 102787464B CN 201210297094 A CN201210297094 A CN 201210297094A CN 102787464 B CN102787464 B CN 102787464B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 241001481760 Erethizon dorsatum Species 0.000 claims abstract description 73
- 239000004744 fabric Substances 0.000 claims abstract description 27
- 230000007480 spreading Effects 0.000 claims abstract description 17
- 238000003892 spreading Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000000205 computational method Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The invention discloses a real-time control system and a control method for a napping force of a napping machine by a multi-axle drive, wherein the real-time control system comprises a PLC(Programmbale Logic Controller), a spreading roller transducer, a cylinder transducer, a clockwise porcupine roller transducer, an anticlockwise porcupine roller transducer, a front guide roller transducer, a back guide roller transducer and a draw-out roller transducer, and a real-time velocity-measuring system is also arranged. The real-time velocity-measuring system comprises a cylinder velocity-measuring sensor, a clockwise porcupine roller velocity-measuring sensor, an anticlockwise porcupine roller velocity-measuring sensor, a front guide roller velocity-measuring sensor, and a back guide roller velocity-measuring sensor; the real-time velocity-measuring system is connected with a high-speed counter input port of the PLC; each transducer is connected with the PLC through an RS485 serial port communication line; the PLC can synchronously visit each transducer to guarantee a collaborative operation of each motor. Due to adoption of the real-time control system, so that a constant rotary speed of fabrics in a napping process is guaranteed, namely, a constant napping force is controlled, and the real-time control system has the advantages of simple structure, high control precision and low failure rate.
Description
Technical field
The present invention relates to a kind of control system and control method of raising machine, be specifically related to a kind of raising machine multiaxis transmission fluffing power real-time control system and control method.
Background technology
Raising machine, mainly be applicable to the fluffing processing of cotton textiles, BLENDED FABRIC and knitted fabric.The development of raising machine only has the history of decades, take Germany, Italy is born in the eighties in last century as some main high-grade raising machines, and at the beginning of the research and development of domestic high-grade raising machine start from 21 century, at present both at home and abroad raising machine to develop total trend be environmental protection, green, energy-conservation, low consumption, efficient, intelligent.
The fluffing power of raising machine refers to the interaction force of (comprising along pin fuzzing roller and contrary pin fuzzing roller) of fabric and teasing needle roller in the fluffing process.The size of fluffing power is relevant with selvage guide speed with the rotating speed of fuzzing roller, and because fuzzing roller is arranged on cylinder, so the rotating speed of cylinder directly has influence on the rotating speed of fuzzing roller.In the fluffing process, technological requirement difference according to fabric to fluffing, the fluffing power that needs to keep different sizes between cloth cover and fuzzing roller, and the fluctuation of fluffing power can not be excessive, otherwise can make fabric strength descend, affect fabric property, make the deleterious of fluffing, the defective product such as cloth cover horizontal stripe, fine hair be inhomogeneous occur.Therefore, on the raising machine of high-speed cruising, realize that the fluffing force retaining is constant very crucial, the control quality of fluffing power will directly affect the quality of product.Domestic existing raising machine adopts the transducer drive motor mostly, cylinder, fuzzing roller, fabric guide roll rotating speed open-loop control system, this control system also exists a lot of other to affect the factor of rotation speed change, as: the variation of fabric tension when the variation of various fabric elasticities, fluffing, the variation of the variation of fluffing power size, the variation of supply voltage, ac motor load, the variation of porcupine roller driving triangular belt degree of tightness, make fluffing power control unstable, affected the raising of textile product class.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of raising machine multiaxis transmission fluffing power real-time control system and control method, guarantee the invariablenes turning speed of fabric in the fluffing process, controlled fluffing power constant, simple in structure, control accuracy is high, failure rate is low.
The technical scheme that technical solution problem of the present invention adopts is: a kind of raising machine multiaxis transmission fluffing power real-time control system, comprise the PLC controller, respectively with the spreading roll motor, the cylinder motor, along the porcupine roller motor, contrary porcupine roller motor, leading roller motor, the spreading roll frequency converter that rear deflector roll motor is connected with the draw-out roller motor, the cylinder frequency converter, along the porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter, rear deflector roll frequency converter and draw-out roller frequency converter, also be provided with the real time speed measuring system, described real time speed measuring system comprises the cylinder tachogenerator be arranged on cylinder, be arranged at along the suitable porcupine roller tachogenerator on porcupine roller, be arranged at the contrary porcupine roller tachogenerator on contrary porcupine roller, be arranged at the front deflector roll tachogenerator on front deflector roll and be arranged at the rear deflector roll tachogenerator on rear deflector roll, described real time speed measuring system is connected with the high-speed counter input port of PLC controller, described each frequency converter is connected with the PLC controller by RS485 serial communication line, and described PLC controller can each frequency converter of synchronization of access, to guarantee the Collaboration of each motor.
As further improvement, the input-output equipment of described PLC controller is coupled touch-screen.
The control method of raising machine multiaxis transmission fluffing power real-time control system as above is as follows:
The first step, the fabric of fluffing as required, by touch-screen sets cylinder, along porcupine roller, against the parameter of porcupine roller, front deflector roll, rear deflector roll, spreading roll and draw-out roller;
Second step, start raising machine, each live-roller entry into service, wherein:
(1) rotating speed of described spreading roll and draw-out roller is directly controlled by the parameter set by spreading roll frequency converter and draw-out roller frequency converter;
(2) motor of cylinder motor and suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll is controlled in real time by PLC, controls step and is:
(a) cylinder tachogenerator, suitable porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator record the tachometer value of cylinder, suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll in real time;
(b) tachometer value that the PLC controller receives in real time described cylinder tachogenerator, records in real time along porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator, then according to the gained tachometer value, with the parameter of setting, compare, use PID to control computational methods, calculate the rotation speed change value of cylinder motor, suitable porcupine roller motor, contrary porcupine roller motor, leading roller motor and rear deflector roll motor;
(c) the PLC controller will calculate gained each motor the rotation speed change value by the serial communication line send to respectively the cylinder frequency converter, along porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter and rear deflector roll frequency converter, control again the rotating speed of described associated motor by described each frequency converter.
It is to adopt the PD based on manual intervention to control computational methods that PID in the present invention controls computational methods.
The present invention is a closed loop revolution speed control system, by original open loop rotating speed, controls the collaborative closed-loop control of the multiaxis that changes whole system into, has improved control accuracy, makes in the raising machine running fluffing power more stable.In the present invention, the real-time control method of fluffing power, by adopting the PD control algolithm based on manual intervention, by the compensation of △ U, realize the rotating speed compensate function, can obtain real-time, adjustment of rotational speed value accurately, reaches the constant purpose of raising machine fluffing power.
In the present invention, upper deflector roll and draw-out roller link.
The invention has the beneficial effects as follows: by tachogenerator set on each live-roller, record in real time the tachometer value of each live-roller, use PID to control the adjustment of rotational speed value that computational methods calculate each live-roller motor, beam back again each frequency converter, controlled again the rotating speed of each motor by each frequency converter, thereby guarantee each live-roller invariablenes turning speed in the raising machine running, guaranteed the constant of fluffing power.The present invention has improved the electromechanical integration of raising machine, intelligent degree, by many motor-drivens, has greatly improved production efficiency and the stability of a system.
The accompanying drawing explanation
Fig. 1 is embodiment of the present invention circuit catenation principle block diagram.
Fig. 2 is the selvage guide process schematic diagram under the embodiment of the present invention is controlled.
Fig. 3 is that embodiment of the present invention fluffing power is controlled constant program control flow chart in real time.
Below in conjunction with accompanying drawing, the present invention will be further described.
The specific embodiment
As shown in Figure 1, a kind of raising machine multiaxis transmission fluffing power real-time control system, comprise PLC controller, the spreading roll frequency converter, cylinder frequency converter, suitable porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter, rear deflector roll frequency converter and the draw-out roller frequency converter that are connected with the draw-out roller motor with spreading roll motor, cylinder motor, suitable porcupine roller motor, contrary porcupine roller motor, leading roller motor, rear deflector roll motor respectively; Also be provided with the real time speed measuring system, this real time speed measuring system comprises the cylinder tachogenerator that is arranged on cylinder, be arranged at along suitable the porcupine roller tachogenerator on porcupine roller, be arranged at against the contrary porcupine roller tachogenerator on porcupine roller, be arranged at the front deflector roll tachogenerator on front deflector roll and be arranged at the rear deflector roll tachogenerator on rear deflector roll, and this real time speed measuring system is connected with the high-speed counter input port of PLC controller; Each frequency converter is connected with the PLC control system by RS485 serial communication line, and the PLC controller can each frequency converter of synchronization of access, to guarantee the Collaboration of each motor.The input-output equipment of PLC controller is coupled touch-screen.
As shown in Figure 2, adopt the selvage guide process after above-mentioned raising machine multiaxis transmission fluffing power real-time control system as follows, by raw material (cloth) through after tight cloth holder and spreading roll, then by cloth through front deflector roll, automatically draw cloth, cloth, through along porcupine roller, contrary porcupine roller, is drawn to cloth automatically, then cloth is passed to rear deflector roll, automatically draw again cloth, then by cloth through upper deflector roll and draw-out roller, complete and draw the cloth process, so far carried out and drawn cloth preparation before the fluffing.
The control method of raising machine multiaxis transmission fluffing power real-time control system as above is as follows:
The first step, the fabric of fluffing as required, by touch-screen sets cylinder, along porcupine roller, against the parameter of porcupine roller, front deflector roll, rear deflector roll, spreading roll and draw-out roller;
Second step, start raising machine, each live-roller entry into service, wherein:
(1) rotating speed of described spreading roll and draw-out roller is directly controlled by the parameter set by spreading roll frequency converter and draw-out roller frequency converter;
(2) motor of cylinder motor and suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll is controlled in real time by PLC, controls step and is:
(a) cylinder tachogenerator, suitable porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator record the tachometer value of cylinder, suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll in real time;
(b) tachometer value that the PLC controller receives in real time described cylinder tachogenerator, records in real time along porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator, then according to the gained tachometer value, with the parameter of setting, compare, use PID to control computational methods, calculate the rotation speed change value of cylinder motor, suitable porcupine roller motor, contrary porcupine roller motor, leading roller motor and rear deflector roll motor;
(c) the PLC controller will calculate gained each motor the rotation speed change value by the serial communication line send to respectively the cylinder frequency converter, along porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter and rear deflector roll frequency converter, control again the rotating speed of described associated motor by described each frequency converter.
As shown in Figure 3, after full machine starts, frequency-changing control system is by 0 beginning accelerated service, and the accelerator medium speed detects in real time and shows, after accelerating 15s, system enters at the uniform velocity phase run, now, opens at the uniform velocity state rotating speed and detects in real time and control in real time.Under state at the uniform velocity, when the rotating speed of real-time detection is different from setting value, just enter the acceleration or deceleration state, rotating speed is controlled the PD adopted based on manual intervention and is controlled.When full machine stops, opening slows down controls, until machine stops.
Claims (4)
1. raising machine multiaxis transmission fluffing power real-time control system, comprise the PLC controller, respectively with the spreading roll motor, the cylinder motor, along the porcupine roller motor, contrary porcupine roller motor, leading roller motor, the spreading roll frequency converter that rear deflector roll motor is connected with the draw-out roller motor, the cylinder frequency converter, along the porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter, rear deflector roll frequency converter and draw-out roller frequency converter, it is characterized in that: also be provided with the real time speed measuring system, described real time speed measuring system comprises the cylinder tachogenerator be arranged on cylinder, be arranged at along the suitable porcupine roller tachogenerator on porcupine roller, be arranged at the contrary porcupine roller tachogenerator on contrary porcupine roller, be arranged at the front deflector roll tachogenerator on front deflector roll and be arranged at the rear deflector roll tachogenerator on rear deflector roll, described real time speed measuring system is connected with the high-speed counter input port of PLC controller, described each frequency converter is connected with the PLC controller by RS485 serial communication line, and described PLC controller can each frequency converter of synchronization of access, to guarantee the Collaboration of each motor.
2. raising machine multiaxis transmission as claimed in claim 1 fluffing power real-time control system, it is characterized in that: the input-output equipment of described PLC controller is coupled touch-screen.
3. a control method that adopts raising machine multiaxis transmission fluffing power real-time control system as claimed in claim 1 is characterized in that:
The first step, the fabric of fluffing as required, by touch-screen sets cylinder, along porcupine roller, against the parameter of porcupine roller, front deflector roll, rear deflector roll, spreading roll and draw-out roller;
Second step, start raising machine, each live-roller entry into service, wherein:
(1) rotating speed of described spreading roll and draw-out roller is directly controlled by the parameter set by spreading roll frequency converter and draw-out roller frequency converter;
(2) motor of cylinder motor and suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll is controlled in real time by PLC, controls step and is:
(a) cylinder tachogenerator, suitable porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator record the tachometer value of cylinder, suitable porcupine roller, contrary porcupine roller, front deflector roll and rear deflector roll in real time;
(b) tachometer value that the PLC controller receives in real time described cylinder tachogenerator, records in real time along porcupine roller tachogenerator, contrary porcupine roller tachogenerator, front deflector roll tachogenerator and rear deflector roll tachogenerator, then according to the gained tachometer value, with the parameter of setting, compare, use PID to control computational methods, calculate the rotation speed change value of cylinder motor, suitable porcupine roller motor, contrary porcupine roller motor, leading roller motor and rear deflector roll motor;
(c) the PLC controller will calculate gained each motor the rotation speed change value by the serial communication line send to respectively the cylinder frequency converter, along porcupine roller frequency converter, contrary porcupine roller frequency converter, front deflector roll frequency converter and rear deflector roll frequency converter, control again the rotating speed of described associated motor by described each frequency converter.
4. the control method of raising machine multiaxis transmission as claimed in claim 3 fluffing power real-time control system, it is characterized in that: it is to adopt the PD based on manual intervention to control computational methods that described PID controls computational methods.
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| CN201210297094.4A CN102787464B (en) | 2012-08-21 | 2012-08-21 | Real-time control system and control method for napping force of napping machine by multi-axle drive |
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| CN201210297094.4A CN102787464B (en) | 2012-08-21 | 2012-08-21 | Real-time control system and control method for napping force of napping machine by multi-axle drive |
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| CN102787464B true CN102787464B (en) | 2014-01-08 |
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| CN110273242B (en) * | 2019-08-01 | 2024-01-30 | 海宁纺织机械有限公司 | Diameter-adjustable cylinder |
| CN115434063B (en) * | 2021-10-26 | 2024-09-06 | 中裕软管科技股份有限公司 | Double-machine synchronous braiding device and control method |
| CN115454022A (en) * | 2022-08-25 | 2022-12-09 | 广东新会美达锦纶股份有限公司 | Testing method and device of variable frequency control module for spinning and storage medium |
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|---|---|---|---|---|
| CN2289816Y (en) * | 1997-04-30 | 1998-09-02 | 山东墨龙集团总公司 | Textile raising machine |
| CN101694045A (en) * | 2009-09-15 | 2010-04-14 | 浙江理工大学 | Roughing-up machine multi-shaft drive tension control system and method for controlling tension thereof |
| CN102191648A (en) * | 2011-05-16 | 2011-09-21 | 上海嘉麟杰纺织品股份有限公司 | High-elastic doublesided plush fluffing equipment |
| CN202694082U (en) * | 2012-08-21 | 2013-01-23 | 海宁纺织机械厂 | Multi-shaft transmission raising force real-time control system of raising machine |
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- 2012-08-21 CN CN201210297094.4A patent/CN102787464B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289816Y (en) * | 1997-04-30 | 1998-09-02 | 山东墨龙集团总公司 | Textile raising machine |
| CN101694045A (en) * | 2009-09-15 | 2010-04-14 | 浙江理工大学 | Roughing-up machine multi-shaft drive tension control system and method for controlling tension thereof |
| CN102191648A (en) * | 2011-05-16 | 2011-09-21 | 上海嘉麟杰纺织品股份有限公司 | High-elastic doublesided plush fluffing equipment |
| CN202694082U (en) * | 2012-08-21 | 2013-01-23 | 海宁纺织机械厂 | Multi-shaft transmission raising force real-time control system of raising machine |
Non-Patent Citations (2)
| Title |
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| 变频器在起毛机中的应用;李学波;《变频器世界》;20050615;第68-70页 * |
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Address after: Haining Economic Development Zone Jiaxing city Zhejiang province 314400 Stone Road No. 22 Patentee after: Haining Textile Machinery Co Ltd Address before: Haining Economic Development Zone Jiaxing city Zhejiang province 314400 Stone Road No. 22 Patentee before: Haining Textile Machinery Factory |