CN103955162B - A kind of fabric strength detection controller, system and detection method - Google Patents
A kind of fabric strength detection controller, system and detection method Download PDFInfo
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- CN103955162B CN103955162B CN201410174703.6A CN201410174703A CN103955162B CN 103955162 B CN103955162 B CN 103955162B CN 201410174703 A CN201410174703 A CN 201410174703A CN 103955162 B CN103955162 B CN 103955162B
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- fabric
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Abstract
The present invention relates to a kind of fabric strength detection controller, it is characterized in that: include PLC, AD conversion module, RS485 communication module, PLC controls motor by step motor control unit, leading screw is provided with and is driven, by leading screw, the driving wire bucket moved up and down, under wired device be fixed on driving wire bucket, it is provided with upper holder at the top of leading screw, LOAD CELLS is fixed on upper holder, upper wired device is fixed on LOAD CELLS, and PLC connects weight transmitter via AD conversion module, and weight transmitter connects LOAD CELLS.Another technical scheme of the present invention there is provided a kind of fabric strength detecting system.Another technical scheme of the present invention there is provided a kind of fabric strength detection method using above-mentioned fabric strength detection controller.Fabric strength detecting and controlling system highly versatile, accuracy of detection that the present invention provides are high, detection speed is fast；Controller described in multiple stage can carry out data link with host computer, it is achieved storage, quick-searching and the analytic function automatically of detection data.
Description
Technical field
The present invention relates to a kind of fabric strength detection controller, the detecting system being made up of this detection controller and employing should
The method that fabric strength is detected by fabric strength detection controller.
Background technology
China is weaving big country, and the strength detection of fabric has in various fields such as building materials, chemical industry, electricians widely should
With, it is mainly used in measuring cotton, hair, fiber crops, the pure of staple fibre are spun or the ultimate strength of scribbled, fracture strength, fracture are stretched
The physical indexs such as length and elongation at break.Due to the hot strength of yarn and uniformity thereof not only affect textile product quality and
Style, also impact weaving after-processing technology and production efficiency, therefore detection to finished yarn before textile product production process
The highest requirement is proposed.At present, the fabric strength detection controller of domestic independent research is mainly with Single-chip Controlling as core
The heart, and detection data record majority use printer directly print.In some textile raw material manufacturing enterprises, not only need multiple stage
The finished yarn produced is detected by fabric strength detection controller, but also will be by testing result Real-time Feedback to producing
Cheng Jinhang process, so providing a kind of highly versatile, and can carry out the strength detection controller of data link with host computer, right
Control and the management of production process have great significance.
Summary of the invention
It is an object of the invention to provide a kind of highly versatile, accuracy of detection is high, detect the detection control of fireballing fabric strength
Device processed, the system being made up of this controller and use the method that fabric detects by this detection controller.
In order to achieve the above object, a technical scheme of the present invention there is provided a kind of fabric strength detection controller,
It is characterized in that: include that PLC, PLC control motor by step motor control unit, step motor drive vertically arrange
Screw turns, leading screw is provided with by leading screw drive move up and down driving wire bucket, under wired device be fixed on driving wire bucket,
Being provided with upper holder at the top of leading screw, LOAD CELLS is fixed on upper holder, and upper wired device is fixed on LOAD CELLS
On, fabric to be detected be clamped in vertically wired device and under between wired device, PLC connects, via AD conversion module, change of weighing
Sending device, weight transmitter connects LOAD CELLS.
Preferably, also include that touch screen, touch screen are connected with described PLC.
Another technical scheme of the present invention there is provided a kind of fabric strength detecting system, it is characterised in that: include many
The fabric strength detection controller that platform is above-mentioned, all fabric strengths detect controller by respective RS485 communication module with upper
Data communication set up by position machine, the RS485 communication module of every fabric strength detection controller respectively with respective described PLC phase
Even.
It is strong that another technical scheme of the present invention there is provided a kind of fabric using above-mentioned fabrics strength to detect controller
Power detection method, it is characterised in that step is:
Under the first step, school tune state, it is thus achieved that weight display coefficient of relationship A, B and actual pulse displacement coefficient K:
By the counterweight that two known weight are Y1 and Y2, Y1 ≠ Y2, it is individually positioned on wired device, corresponding AD conversion
The output data of module are respectively X1 and X2, then have:
B=Y1-KX1:
Preset the displacement P1 and experience pulse displacement coefficient K1 of driving wire bucket, start motor, by PLC control
Device controls step motor control unit and stops motor, N1=K1*P1 after motor sends N1 pulse, records transmission
Actual displacement amount P2 of silk bucket, then have:
Second step, run under detection state, by upper wired device with under wired device clamp fabric to be detected, start stepping electricity
Machine, by being about to fabric tension to be detected, during fabric to be detected is stretched, to set under wired device under the drive of driving wire bucket
Real time output data and the step motor control unit of the fixed range interval collection AD conversion module put send to motor
Pulse number, thus be calculated the traction displacement of value of thrust the most in the same time and correspondence thereof and preserve, if current time
The real time output data of the AD conversion module collected is X, the pulse number that step motor control unit sends to motor
For N, then have:
The value of thrust Y=AX+B of current time；
The traction displacement of current time
3rd step, when there is transition in calculated value of thrust, stop motor, driving wire bucket stop descending, look into
Look for the maximum Y of all values of thrust preservedmaxAnd the traction displacement P corresponding to this value of thrustmax, the most at least calculate and treat
The detection elongation of fabric or percentage elongation or ultimate strength or fracture strength, wherein:
Elongation=traction displacement Pmax；The initial length of percentage elongation=elongation/fabric to be detected；Ultimate strength=pulling force
The maximum Y of valuemax；Fracture strength=ultimate strength/spinning algebraically, spinning algebraically is the physical quantity characterizing strand thickness.
The fabric strength detection controller that the present invention provides can realize following basic function: higher accuracy of detection (is drawn
Silk pull force calculation precision 0.1g, accuracy of detection 0.1mm of length of string) and response performance faster；Easily pull force calculation and
Drawing length school conditioning function；Various controls, alarm parameters arrange function；Data Detection controls display and the abnormal alarm merit of process
Energy；Detection data (elongation, percentage elongation, ultimate strength, fracture strength) statistics, analytic function (mean value computation, CV value calculating,
Maximum is searched, minima is searched)；The multiple stage strength detection automatic storage of controller data, quick-searching and analytic function.
Fabric strength detecting and controlling system highly versatile, accuracy of detection that the present invention provides are high, detection speed is fast；Multiple stage institute
State controller and can carry out data link with host computer, it is achieved storage, quick-searching and the analytic function automatically of detection data.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fabric strength detection controller of the present invention；
Fig. 2 is the hardware structure diagram of the fabric strength detecting and controlling system of the present invention.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
As it is shown in figure 1, a kind of fabric strength detection controller that the present invention provides, including PLC, AD conversion module, RS485
Communication module.PLC controls motor 6 by step motor control unit, motor 6 drive the leading screw 3 of vertically layout
Rotate, leading screw 3 is provided with the driving wire bucket 4 being driven up and down motion by leading screw 3, under wired device 2 be fixed on driving wire bucket 4,
Be provided with upper holder at the top of leading screw 3, LOAD CELLS 5 is fixed on upper holder, and upper wired device 1 is fixed on weighing and sensing
On device 5, fabric 8 to be detected be clamped in vertically wired device 1 and under between wired device 2, PLC connects via AD conversion module
Weight transmitter, weight transmitter connects LOAD CELLS 5.PLC is also connected with touch screen.
After the fabric strength detection controller that the present invention provides powers on, there is two states: school is adjusted/arranges state and runs inspection
Survey state.School adjusts/arrange state that fabric strength detection controller can be made to be in school tune state or parameter arranges state.Shape is being set
Under state, spinning machine number, initial spinning ingot number, strand percentage elongation qualified upper limit lower limit, silk can be set by touch screen
The setting of bar fracture strength qualified upper limit lower limit, control parameter etc..Spinning machine number and initial spinning ingot number are for labelling not
Same fabric to be detected 8.Under the tune state of school, mediation distracted position school, pulling force school can be carried out respectively and adjust:
(1) pulling force school is adjusted, it is thus achieved that weight display coefficient of relationship A, B:
By the counterweight that two known weight are Y1 and Y2, Y1 ≠ Y2, being individually positioned on wired device 1, corresponding AD turns
The output data of die change block are respectively X1 and X2, then have:
B=Y1-KX1.
(2) distracted position school is adjusted, it is thus achieved that actual pulse displacement coefficient K:
Preset the displacement P1 and experience pulse displacement coefficient K1 of driving wire bucket 4, start motor 6, PLC control
Device processed controls step motor control unit and stops motor 6, N1=K1*P1 after motor 6 sends N1 pulse, records
Actual displacement amount P2 of driving wire bucket 4, then have:
When being in operation detection state:
The first step, by upper wired device 1 with under wired device 2 clamp fabric 8 to be detected, start motor 6, pass through transmission
Under silk bucket 4 drives, wired device is about to fabric 8 to be detected for 2 times and is stretched, during fabric 8 to be detected is stretched, with consolidating of arranging
The pulse that the real time output data of spaced apart collection AD conversion module and step motor control unit send to motor 6
Number, thus be calculated the traction displacement of value of thrust the most in the same time and correspondence thereof and preserve, if current time collects
The real time output data of AD conversion module be X, step motor control unit is N to the pulse number that motor 6 sends, then
Have:
The value of thrust Y=AX+B of current time；
The traction displacement of current time
Second step, when there is transition in calculated value of thrust, stop motor 6, driving wire bucket 4 stops descending,
Search the maximum Y of all values of thrust preservedmaxAnd the traction displacement P corresponding to this value of thrustmax, then calculate to be checked
Survey the elongation of fabric 8, percentage elongation, ultimate strength, fracture strength, wherein:
Elongation=traction displacement Pmax；The initial length of percentage elongation=elongation/fabric 8 to be detected；Ultimate strength=pulling force
The maximum Y of valuemax；Fracture strength=ultimate strength/spinning algebraically, spinning algebraically is the physical quantity characterizing strand thickness.
3rd step, driving wire bucket 4 are up, and return traction initial point.
Automatically carry out statistical analysis according to detection data, calculate percentage elongation meansigma methods, percentage elongation CV value, percentage elongation maximum
Value and percentage elongation minima.Under normal circumstances, if fabric to be detected 8 is strand, then when detecting a spinning-drawing machine strand, typically
Calculating elongation after detecting N number of data, 2N data and 3N data respectively, percentage elongation, ultimate strength, fracture strength average
Value, CV value.At the end of the detection of whole chassis strand, percentage elongation to be found out, the minima of fracture strength, maximum and strand
The ingot number of corresponding spinning-drawing machine.Wherein, CV value characterizes the uniformity consistency of strand, and in general CV value the lowest reflection strand is uniform
It is the best to spend.
The fabric strength detection controller using multiple stage of the present invention to provide can be with host computer composition fabric strength detection
System, in conjunction with Fig. 2, multiple stage strength detection controller is communicated with host computer by respective RS485 communication module, passes through configuration
King's monitoring software, forms data base by detection, statistical data real time link to host computer, can realize host computer to detection statistics number
According to inquiry screening strength function, according to detection data analysis, it is achieved control and the management to production process.
Claims (1)
1. use a fabric strength detection method for fabric strength detection controller, this fabric strength detection controller to include
PLC, PLC controls motor (6) by step motor control unit, motor (6) drive vertically
Arrange leading screw (3) rotate, leading screw (3) is provided with by leading screw (3) drive move up and down driving wire bucket (4), under wired device
(2) being fixed on driving wire bucket (4), be provided with upper holder at the top of leading screw (3), LOAD CELLS (5) is fixed on fixing
On frame, upper wired device (1) is fixed on LOAD CELLS (5), and fabric to be detected (8) is clamped in wired device (1) vertically
Under and between wired device (2), PLC connects weight transmitter via AD conversion module, and weight transmitter connects LOAD CELLS
(5), it is characterised in that step is:
Under the first step, school tune state, it is thus achieved that weight display coefficient of relationship A, B and actual pulse displacement coefficient K:
By the counterweight that two known weight are Y1 and Y2, Y1 ≠ Y2, it is individually positioned on wired device (1), corresponding AD conversion
The output data of module are respectively X1 and X2, then have:
B=Y1-AX1；
Preset the displacement P1 and experience pulse displacement coefficient K1 of driving wire bucket (4), start motor (6), PLC control
Device processed control step motor control unit stopping motor (6) after motor (6) sends N1 pulse, N1=K1*P1,
Record actual displacement amount P2 of driving wire bucket (4), then have:
Second step, run under detection state, by upper wired device (1) with under wired device (2) clamp fabric to be detected (8), start
Motor (6), by being about to fabric to be detected (8) stretching under wired device (2) under driving wire bucket (4) drive, knits to be detected
During thing (8) is stretched, gather real time output data and the motor of AD conversion module with the fixed range interval arranged
The pulse number that control unit sends to motor (6), thus it is calculated leading of value of thrust the most in the same time and correspondence thereof
Draw displacement and preserve, if the real time output data of AD conversion module that current time collects is X, step motor control unit
The pulse number sent to motor (6) is N, then have:
The value of thrust Y=AX+B of current time；
The traction displacement of current time
3rd step, when transition occurs in calculated value of thrust, stops motor (6), and driving wire bucket (4) stops descending,
Search the maximum Y of all values of thrust preservedmaxAnd the traction displacement P corresponding to this value of thrustmax, the most at least calculate
The elongation of fabric to be detected (8) or percentage elongation or ultimate strength or fracture strength, wherein:
Elongation=traction displacement Pmax；The initial length of percentage elongation=elongation/fabric to be detected (8)；Ultimate strength=value of thrust
Maximum Ymax；Fracture strength=ultimate strength/spinning algebraically, spinning algebraically is the physical quantity characterizing strand thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410174703.6A CN103955162B (en) | 2014-04-28 | 2014-04-28 | A kind of fabric strength detection controller, system and detection method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410174703.6A CN103955162B (en) | 2014-04-28 | 2014-04-28 | A kind of fabric strength detection controller, system and detection method |
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| Publication Number | Publication Date |
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| CN103955162A CN103955162A (en) | 2014-07-30 |
| CN103955162B true CN103955162B (en) | 2016-10-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102335841B1 (en) | 2020-05-20 | 2021-12-03 | (주)고고싱 | Cloth stretch measurement equipment |
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| CN104198283A (en) * | 2014-09-02 | 2014-12-10 | 建研科技股份有限公司 | Pulling-out instrument control method for automatically detecting concrete strength |
| CN104267202B (en) * | 2014-10-24 | 2016-08-24 | 广东出入境检验检疫局检验检疫技术中心 | A kind of top is hung and is carried test instrument |
| CN104457933B (en) * | 2014-12-01 | 2018-01-23 | 杨海峰 | The average grammes per square metre on-line real time monitoring device and method of adhesive-bonded fabric |
| ITUB20154807A1 (en) * | 2015-10-20 | 2017-04-20 | Mesdan Spa | MEASUREMENT DEVICE FOR THE MEASUREMENT OF DYNAMOMETRIC CHARACTERISTICS OF TEXTILE SAMPLES EXTENDED IN THE TYPE OF YARNS, WIRES, TAPES AND THE LIKE. |
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| CN107576564A (en) * | 2017-07-18 | 2018-01-12 | 响水县恒泰纺织有限公司 | A kind of stretching force detecting apparatus for colour-spun yarns production and processing |
| CN107478509A (en) * | 2017-07-31 | 2017-12-15 | 芜湖富春染织股份有限公司 | A kind of yarn strength measuring method |
| CN109387449B (en) * | 2017-08-02 | 2021-01-08 | 广东溢达纺织有限公司 | Detection method of pre-setting fabric and fabric pre-setting processing method |
| CN108956340A (en) * | 2018-08-10 | 2018-12-07 | 嘉兴学院 | A kind of tensile fatigue test method |
| CN109900571B (en) * | 2019-03-29 | 2021-03-30 | 高邑县得利达纺织有限公司 | Textile spinning quality control method based on two-dimensional area sample elasticity curve and special equipment |
| CN114088523A (en) * | 2021-11-17 | 2022-02-25 | 广东溢达纺织有限公司 | Brute force value monitoring system, brute force value monitoring method, brute force value monitoring device and computer equipment |
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| CN103955162A (en) | 2014-07-30 |
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