CN102634948B - PLC-based automatic delivery system for alkali liquor of mercerizing machine - Google Patents
PLC-based automatic delivery system for alkali liquor of mercerizing machine Download PDFInfo
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- CN102634948B CN102634948B CN201210129512.9A CN201210129512A CN102634948B CN 102634948 B CN102634948 B CN 102634948B CN 201210129512 A CN201210129512 A CN 201210129512A CN 102634948 B CN102634948 B CN 102634948B
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- lye
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Abstract
The invention mainly discloses a PLC (Programmable Logic Controller)-based automatic delivery system for alkali liquor of a mercerizing machine. The system is composed of a cloth hair filter, an alkali liquor delivery pipe valve unit and a PLC control system. The automatic delivery system is capable of preparing the concentrated alkaline, the recycled alkaline and the low-concentration alkaline into the alkali liquor with the concentration needed by the mercerizing technology according to certain proportion, and automatically conveying the prepared alkali liquor into the appointed station of the mercerizing machine, wherein the whole delivery process is finished on-line in real time. The automatic delivery system also can realize periodical washing of detection elements, thereby ensuring the accuracy of the detection structure. Moreover, the automatic delivery system also can realize on-line setting of technical parameters, recording and query of consumption of the concentrated alkaline, display of alarm information and the like. The system provided by the invention is simple in structure, convenient to operate, accurate in measurement and high in working efficiency; influence of personal factors on the production process and the product quality can be effectively reduced, the stability of the product quality is improved, the unit energy consumption of products is reduced and enterprise revenue is improved.
Description
Technical field
The invention belongs to textile dyeing machinery equipment automation field, particularly a kind of mercerizing range alkali lye automatic delivery based on PLC, control automatically for the online concentration of lye of mercerizing range.
Background technology
Mercerization is the important ring in the printing and dyeing pretreatment technology, in the mercerising process, at first with certain density alkali lye, fabric is processed, then fabric is being applied under the condition of tension force, the alkali lye that eccysis is adsorbed on it, thus improve fabric sheen, intensity and DIMENSIONAL STABILITY.The stability of concentration of lye has determined the treatment effect of mercerization to a great extent.
At present, China's middle and small scale printing and dyeing enterprise is lower in mercerizing range concentration of lye On-line Control field automaticity, and the concentration of lye of most of printing and dyeing enterprises has been allocated by artificial timing titration.The shortcoming of this control mode can be summarized as: the one, and labor strength is large, inefficiency, printing and dyeing production is generally 24 hours and works continuously, and is ensure quality, and the workman must monitor in real time to equipment; The 2nd, control of product quality is poor, and because proportioning and the concentration detection of alkali lye can not synchronously be carried out, mercerising concentration of lye fluctuating range is large, causes technique unstable, certainly will affect product quality; The 3rd, managerial skills can't fundamentally improve, and are unfavorable for reviewing the reason that causes product quality problem; Manually-operated also is unfavorable for that mercerising alkali lye consumes quantitative statistics, also easily causes the waste of alkali lye simultaneously and causes environmental pollution in addition.
To sum up, be necessary to develop a kind of alkali lye automatic delivery had than high automation degree, higher accuracy, for the printing and dyeing enterprise improve production efficiency and product quality provides service, this case produces thus.
Summary of the invention
Main purpose of the present invention is to provide a kind of mercerizing range alkali lye automatic delivery based on PLC, set up mercerizing range concentration of lye On-line Control mechanism, make in the mercerising process and can carry out concentration of lye control by setting technological parameter, effectively reduce the impact of manpower factor on production process and product quality, improved the quality stability of product, reduce the product specific energy consumption, improved the performance of enterprises.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
Mercerizing range alkali lye automatic delivery based on PLC is characterized in that: comprise cloth hair filter, alkali lye delivery tube valve cell, PLC control system; Cloth hair filter accesses in alkali lye delivery tube valve cell, and alkali lye delivery tube valve cell is controlled by the PLC control system.
Described cloth hair filter connecting filament ray machine alkaline bath, filter after the mercerising alkali treatment contained cloth suede and other impurity in alkali lye, guarantees the accurate measurement of concentration of lye concentration.
Described alkali lye delivery tube valve cell comprises some two-way Pneumatic valves, threeway Pneumatic valve, proportioning valve, piping filter, stirring conveying electric-motor pump group, joins alkali groove, liquid-level switch, densitometer, flowmeter, temperature sensor and respective line; Concentrated base flows into and joins the alkali groove via piping filter, flowmeter, proportioning valve; Reclaiming alkali, light alkali flows into and joins the alkali groove via corresponding two-way Pneumatic valve, piping filter respectively; In the mercerizing range alkaline bath, alkali lye, after cloth hair filter filters, is delivered to and is joined the alkali groove by the electric-motor pump group, and realizes joining the agitating function of alkali alkali in groove liquid; Join alkali alkali in groove liquid and be divided into two-way after the electric-motor pump group: a road outputs to the mercerizing range alkaline bath via large flow Pneumatic valve, one tunnel flows into after via low discharge Pneumatic valve, threeway Pneumatic valve, in-line filter, densitometer joins the alkali groove, completes the online detection to alkali lye density; By controlling the commutation of threeway Pneumatic valve, can control clear water and discharge after via threeway Pneumatic valve, densitometer, filter, complete the cleaning to densitometer and filter, guarantee the accuracy that concentration of lye detects, the prevention pipeline blockage.
Described PLC control system comprises programmable controller and connected touch-screen, signal condition module, switching signal amplifying circuit; Touch-screen arranges processing parameter and shows in real time; The collection of signal condition module is carried out filtering and amplifies and process from flowmeter, temperature sensor, densitometric analog signal, and the signal after conditioning is input in described Programmable Logic Controller, to guarantee that signal accurately and reliably; The switching signal amplifying circuit is converted in the low level signal by Programmable Logic Controller output the high level signal be complementary with controlled device, and realizes effectively isolation, thereby guarantees effectively opening switch valve and can overcurrent of Programmable Logic Controller; The analog quantity output signals produced in Programmable Logic Controller is for the action of control ratio valve, two-way Pneumatic valve, threeway Pneumatic valve; Programmable Logic Controller also can receive the input switch signal from liquid-level switch, and judgement is joined in the alkali groove height of liquid level and made quick liquid-confecting, stops dosing and determine accordingly.
The present invention is in actual production process, the PLC control system reads the production informations such as temperature, liquid level, alkali lye density, flow in real time, and according to corresponding computational methods, alkali lye density is converted to concentration of lye in real time, thereby can be according to the action of corresponding technological requirement gauge tap valve or proportioning valve, maintain and join alkali alkali in groove liquid concentration stabilize, the mercerising concentration of lye is remained in the technological requirement scope.In addition, system also will record concentrated base consumption in the mercerising process, for inquiry, and provide alarm when concentration surpasses the setting deviation range.
The accompanying drawing explanation
The system schematic that Fig. 1 is preferred embodiment of the present invention;
The PLC control system schematic diagram that Fig. 2 is preferred embodiment of the present invention.
The specific embodiment
By reference to the accompanying drawings, preferred embodiment of the present invention is described in further details.
The invention provides a kind of mercerizing range alkali lye automatically provide and deliver control system and method, particularly provide a kind of to concentrated base, light alkali, reclaim alkali and carry out automatic mixing and generate aimed concn alkali lye, and the automatic dispensing control system that can detect online and carry.
Whole delivery system is by cloth hair filter 1, PLC control system 3, filter 7 to 10, proportioning valve 11, two-way Pneumatic valve 12 to 15, threeway Pneumatic valve 16,17, floating-ball level switch 18, temperature sensor 19, electric- motor pump group 20,21, densitometer 22, flowmeter 23, join alkali groove 25 and respective line and form.
Cloth hair filter 1 completes contained cloth suede and other impurity in alkali lye after the mercerising alkali treatment is filtered, and guarantees the normal operation of delivery system.The interior alkali lye of mercerizing range alkaline bath 24, after cloth hair filter 1 filters, is transported to and is joined alkali groove 25 by electric-motor pump group 20.Electric-motor pump group 20 output pipes are designed to annular wound form in inner minute joining alkali groove 25, have circular hole on pipe, when carrying alkali lye, complete joining the stirring of alkali groove 25 interior alkali lye.
Concentrated base 4 flows into and joins alkali groove 25 via piping filter 7, flowmeter 23, proportioning valve 11; Reclaiming alkali 5 flows into and joins alkali groove 25 via two-way Pneumatic valve 12, piping filter 8; Light alkali 6 flows into and joins alkali groove 25 via two-way Pneumatic valve 13, piping filter 9.Generally concentrated base 4 concentration are the highest, reclaim alkali 5 concentration and take second place, and in the mercerizing range alkaline bath, concentration of lye more takes second place, and light alkali concn is minimum.Process concentration of lye for obtaining the mercerizing range alkali cleaning, need carry out rational proportion to this four classes alkali lye, meeting under technological requirement the use concentrated base of trying one's best few.
Join the interior alkali lye of alkali groove 25 and be divided into two-way after electric-motor pump group 21: a road outputs to mercerizing range alkaline bath 24 via large flow Pneumatic valve 14, and this is road one for it; The alkali groove is joined via low discharge Pneumatic valve 15, threeway Pneumatic valve 17, in-line filter 10, densitometer 22, the rear inflow of threeway Pneumatic valve 16 in one tunnel, and this is road two for it.Road one complete the online detection that the alkali lye dispensing function ，Zhi road two to mercerizing range completes current alkali lye density.
By controlling threeway Pneumatic valve 16 and 17 commutations, clear water 31 can be via threeway Pneumatic valve 16, densitometer 22, filter 10, the rear discharge of threeway Pneumatic valve 17.This function completes the cleaning to densitometer 22 detection probe and filter, thereby guarantees the accuracy that concentration of lye detects, and can effectively prevent pipeline blockage.
The probe of temperature sensor 19 is placed in joins in alkali groove 25, realizes the measurement to current alkali liquid temperature; Floating-ball level switch 18 is installed on joins on alkali groove 25, realizes joining the detection of alkali groove 25 interior height of liquid levels.
The unspecified part of the present invention belongs to those skilled in the art and knows altogether general knowledge.Above-described embodiment is only for the inventive concept of the present invention of explaining, but not to the restriction of rights protection of the present invention, allly utilizes this design to carry out the change of unsubstantiality to the present invention, all should fall into protection scope of the present invention.
Claims (3)
1. the mercerizing range alkali lye automatic delivery based on PLC, is characterized in that: comprise cloth hair filter, alkali lye delivery tube valve cell, PLC control system; Cloth hair filter accesses in alkali lye delivery tube valve cell, and alkali lye delivery tube valve cell is controlled by the PLC control system; Described alkali lye delivery tube valve cell comprises some two-way Pneumatic valves, threeway Pneumatic valve, proportioning valve, piping filter, stirring conveying electric-motor pump group, joins alkali groove, liquid-level switch, densitometer, flowmeter, temperature sensor and respective line; Concentrated base flows into and joins the alkali groove via piping filter, flowmeter, proportioning valve; Reclaiming alkali, light alkali flows into and joins the alkali groove via corresponding two-way Pneumatic valve, piping filter respectively; In the mercerizing range alkaline bath, alkali lye, after cloth hair filter filters, is delivered to and is joined the alkali groove by the electric-motor pump group, and realizes joining the agitating function of alkali alkali in groove liquid; Join alkali alkali in groove liquid and be divided into two-way after the electric-motor pump group: a road outputs to the mercerizing range alkaline bath via large flow Pneumatic valve, one tunnel flows into after via low discharge Pneumatic valve, threeway Pneumatic valve, in-line filter, densitometer joins the alkali groove, completes the online detection to alkali lye density; By controlling the commutation of threeway Pneumatic valve, can control clear water and discharge after via threeway Pneumatic valve, densitometer, filter, complete the cleaning to densitometer and filter, guarantee the accuracy that concentration of lye detects, the prevention pipeline blockage.
2. the mercerizing range alkali lye automatic delivery based on PLC as claimed in claim 1, it is characterized in that: described cloth hair filter connecting filament ray machine alkaline bath, filter after the mercerising alkali treatment contained cloth suede and other impurity in alkali lye, guarantee the accurate measurement of concentration of lye concentration.
3. the mercerizing range alkali lye automatic delivery based on PLC as claimed in claim 1 is characterized in that: described PLC control system comprises programmable controller and connected touch-screen, signal condition module, switching signal amplifying circuit; Touch-screen arranges processing parameter and shows in real time; The collection of signal condition module is carried out filtering and amplifies and process from flowmeter, temperature sensor, densitometric analog signal, and the signal after conditioning is input in described Programmable Logic Controller, to guarantee that signal accurately and reliably; The switching signal amplifying circuit is converted in the low level signal by Programmable Logic Controller output the high level signal be complementary with controlled device, and realizes effectively isolation, thereby guarantees effectively opening switch valve and can overcurrent of Programmable Logic Controller; The analog quantity output signals produced in Programmable Logic Controller is for the action of control ratio valve, two-way Pneumatic valve, threeway Pneumatic valve; Programmable Logic Controller also can receive the input switch signal from liquid-level switch, and judgement is joined in the alkali groove height of liquid level and made quick liquid-confecting, stops dosing and determine accordingly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210129512.9A CN102634948B (en) | 2012-04-28 | 2012-04-28 | PLC-based automatic delivery system for alkali liquor of mercerizing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210129512.9A CN102634948B (en) | 2012-04-28 | 2012-04-28 | PLC-based automatic delivery system for alkali liquor of mercerizing machine |
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| CN102634948A CN102634948A (en) | 2012-08-15 |
| CN102634948B true CN102634948B (en) | 2014-01-01 |
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| CN201210129512.9A Expired - Fee Related CN102634948B (en) | 2012-04-28 | 2012-04-28 | PLC-based automatic delivery system for alkali liquor of mercerizing machine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103981665A (en) * | 2014-05-28 | 2014-08-13 | 杭州凡腾科技有限公司 | Device and process for preparing and conveying solutions of chemicals |
| CN104153140A (en) * | 2014-08-13 | 2014-11-19 | 芜湖富春染织有限公司 | Novel alkali preparation device for alkali used for yarn mercerizing |
| CN106120221B (en) * | 2016-07-06 | 2018-09-14 | 山东欧化印染家纺有限公司 | Lye control system |
| CN108823865A (en) * | 2018-09-03 | 2018-11-16 | 安庆华茂佰斯特纺织科技有限公司 | It prints and dyes straight roller mercerizing machine lye multiplexer and its application method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896268Y (en) * | 2006-04-28 | 2007-05-02 | 西安德高印染自动化工程有限公司 | Front filter of detection-control system sensor for processing alkali concentration before printing and dyeing |
| CN201553893U (en) * | 2009-11-30 | 2010-08-18 | 天津纺织工程研究院有限公司 | System for distributing and conveying alkali in printing and dyeing industry |
| CN202576909U (en) * | 2012-04-28 | 2012-12-05 | 浙江旭宏电子有限公司 | PLC (Programmable Logic Controller)-based automatic distributing system for alkaline liquor of mercerizing machine |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896268Y (en) * | 2006-04-28 | 2007-05-02 | 西安德高印染自动化工程有限公司 | Front filter of detection-control system sensor for processing alkali concentration before printing and dyeing |
| CN201553893U (en) * | 2009-11-30 | 2010-08-18 | 天津纺织工程研究院有限公司 | System for distributing and conveying alkali in printing and dyeing industry |
| CN202576909U (en) * | 2012-04-28 | 2012-12-05 | 浙江旭宏电子有限公司 | PLC (Programmable Logic Controller)-based automatic distributing system for alkaline liquor of mercerizing machine |
Non-Patent Citations (4)
| Title |
|---|
| 基于PLC的计量加料自动控制系统;贾贵玺等;《纺织学报》;20070228;第28卷(第2期);第85-88页 * |
| 徐海江等.纺织品印染过程中染料、助剂自动控制技术.《纺织机械》.2010,(第6期),第51-56页. |
| 纺织品印染过程中染料、助剂自动控制技术;徐海江等;《纺织机械》;20101231(第6期);第51-56页 * |
| 贾贵玺等.基于PLC的计量加料自动控制系统.《纺织学报》.2007,第28卷(第2期),第85-88页. |
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Granted publication date: 20140101 Termination date: 20190428 |