CN202649766U - Vulcanizer automatic control system based on PLC - Google Patents
Vulcanizer automatic control system based on PLC Download PDFInfo
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- CN202649766U CN202649766U CN 201220271343 CN201220271343U CN202649766U CN 202649766 U CN202649766 U CN 202649766U CN 201220271343 CN201220271343 CN 201220271343 CN 201220271343 U CN201220271343 U CN 201220271343U CN 202649766 U CN202649766 U CN 202649766U
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Abstract
The utility model a vulcanizer automatic control system based on a PLC. The vulcanizer automatic control system based on the PLC (Programmable Logic Controller) comprises a human-computer interface, the PLC, a temperature acquisition module, an audible and visual alarm module and a temperature control module, wherein the human-computer interface and the PLC are connected through onnection ports, the temperature acquisition module is connected with the PLC through a multichannel intelligent temperature sensor chip, and the vulcanizer automatic control system based on the PLC further comprises a radiofrequency emitting module and a radiofrequency receiving module which are used for realization of remote monitoring. Through a technical scheme above, the control system is convenient to be operated, has high precision of temperature control, small temperature difference and good stability, and can adapt to serious work environments because of high reliability of the PLC.
Description
Technical field
The utility model discloses a kind of control system, the vulcanizer automatic control system that is based on PLC that is specifically related to.
Background technology
In coal handling system, rubber conveyer is the topmost equipment of this system, it runs through whole coal handling system, and for rubber conveyer, adhesive tape is the bearing part of convey materials, also be the traction piece of conveyor, thereby adhesive tape can be much of the critical component of conveyor, that is to say that the quality of belt quality directly has influence on the normal operation of whole coal handling system.Through investigation statistics, Steel cord mightiness belt generation broken belt accident 95% all is that problem has appearred in the adhesive tape vulcanizing joint, the immediate cause that the broken belt accident occurs has 85% to be that the wire joint rope twitch has occured between relatively, the reason that deep analysis accident occurs is found broken belt mostly because vulcanizer is controlled not in place causing to curing temperature in adhesive tape vulcanizing joint process.The tradition vulcanizer adopts relay logic control, has the shortcomings such as control accuracy is low, overshoot is large, affects temperature controlled effect, causes the curing temperature of vulcanizer to control accurately, causes belt lacing intensity to meet the demands.
The utility model content
The utility model is according to above-mentioned deficiency, a kind of robotization control that realizes electrothermal sulfurizing machine curing temperature is provided, namely when measuring curing temperature exactly, realize the accurate control to temperature, and occur when unusual and the vulcanizer automatic control system based on PLC of alarm in temperature.
For achieving the above object, the technical solution of the utility model is based on the vulcanizer automatic control system of PLC, described vulcanizer automatic control system based on PLC comprises man-machine interface, PLC, temperature collect module, sound and light alarm module, temperature control module, and described man-machine interface is connected by interface with PLC; Described temperature collect module is connected with PLC by the multi-channel intelligent temperature sensor chip; Described vulcanizer based on PLC is automatically controlled system and is comprised that also radiofrequency emitting module and Receiver Module are in order to realize remote monitoring.
Described man-machine interface can realize the setting of man-machine parameter, and sulfidation is realized omnibearing intelligent display; Man-machine interface is connected with PLC by interface, monitoring when can realize a plurality of vulcanizer sulfidation.
Described radiofrequency emitting module is to external world's emission sulfidation status signal, and Receiver Module can be detected personnel's remote control at any time, thereby realizes the remote monitoring of signal.
The different pilot lamp of described sound and light alarm module indicate the different sulfided state of vulcanizers, can in time remind the staff to take as early as possible corresponding measure, thereby avoid or reduce the loss that harm brings.
Described temperature control module adopts thyristor as electronic switch, by the effective voltage of adjusting electrothermal tube, thus the monitoring of realization curing temperature.
By the beneficial effect after the technique scheme be: this control system implements comparatively convenient, and temperature control accurately has a narrow range of temperature, good stability, and because the reliability of PLC is high, can adapt to abominable working environment.
Description of drawings
Fig. 1 is the utility model structural principle schematic diagram.
Fig. 2 is the utility model sulfidation monitoring image.
Embodiment
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
The utility model is realized the robotization of vulcanizer is controlled by PLC, realizes the control to temperature and pressure when measuring accurately curing temperature and pressure, and in time makes adjusting at curing temperature, when pressure is undesired.
The utility model discloses a kind of temperature survey and supervisory system of the electrothermal sulfurizing machine based on PLC, principle of work is: comprise temperature data acquisition module, temperature PID adjustment module and temperature control module.Described sensor assembly comprises temperature data samwpling unit, links to each other with PLC by the multi-channel intelligent sensor chip.Described temperature control module adopts thyristor as electronic switch, and system triggers thyristor by the power expansion plate.Because the adjustment of the upper and lower electric hot plate of vulcanizer is to be determined by the effective voltage by electrothermal tube, the thyristor alternating-current regulating circuit passes through to regulate the effective voltage of electrothermal tube, thereby realizes the monitoring of curing temperature.Described system also comprises man-machine interface (HMI) and acoustooptic alarm system.Acoustooptic alarm system directly links to each other with PLC, and different pilot lamp indicate the different sulfided state of vulcanizer, can in time remind the staff to take as early as possible corresponding measure; Man-machine interface (HMI) is connected with PLC by interface, is the medium that carries out mutual and message exchange between system and the user, can carry out curing parameter and revise, the monitoring when functions such as system status information demonstration can realize a plurality of vulcanizer sulfidation.Described system also comprises the radio frequency transmit and receive module, in order to realize the remote monitoring of status signal.Reliability of the present invention is high, good stability, simple to operate, easy to maintenance, can effectively prolong vulcanizer serviceable life.
As depicted in figs. 1 and 2, native system adopts the PLC6 equipment of the S7-300 of Siemens Company series, and its equipment cooperates multiple expansion module, and reliability is high, and flexible configuration and cost performance are higher.Man-machine interface (HMI) the 13rd, the medium that carries out mutual and message exchange between system and the user can carry out curing parameter and revise, and the functions such as system status information demonstration make system realize concentrating and monitor control, in time grasp sulfided state for the staff.Set curing temperature parameter, pressure parameter, time parameter and PID regulator 11 parameters of PLC by man-machine interface 13.
Vulcanizer acoustooptic alarm system 14 pilot lamp under normal operation are green, by upper electric plate temperature acquisition module 1 and the lower electric plate temperature acquisition module 2 dynamic temperature that detect upper and lower electric hot plate, by dynamic vulcanizer pressue device (hydraulic pressure plate) pressure that detect of pressure data acquisition module 3, and the data that gather are fed back to the PLC6 control system.Multi-channel intelligent temperature sensor chip 4 is comprised of accurate voltage source circuit, bridge for measuring temperature, electronic switch selection circuit etc.Under the control of PLC6, timesharing transfers upper and lower electric plate temperature acquisition module 1,2 temperature signals that transmit to voltage signal.5 of multi-channel intelligent pressure sensor chips are to transfer the pressure signal that pressure data acquisition module 3 transmits to voltage signal.When curing temperature occurs when unusual, acoustooptic alarm system 14 pilot lamp become yellow by green, PLC begins to carry out curing temperature to be regulated, pass through PLC6, regulation and control thyristor alternating-current regulating circuit 7, adjusting is by the effective voltage of electrothermal tube, and the adjustment of the upper and lower electric hot plate of vulcanizer is to be determined by the effective voltage by electrothermal tube, thereby realizes the monitoring of curing temperature; When sulfide stress occurs when unusual, by PLC6 regulation and control pressure adjustment assembly 8 control hydraulic pressure sizes, thereby realize the monitoring of sulfide stress.When temperature and pressure can't be adjusted to normal range, pilot lamp became redness, and simultaneously hummer sends chimes of doom and in time reminds the staff to take as early as possible corresponding measure, thereby avoided or reduce the loss that harm brings.
Curing temperature PID regulator 11 comprises PID computing module and PID temperature control modules, is used for realizing the calculating of PID temperature output valve, and provides it to the master controller execution of PLC6, realizes the control to curing temperature.
Radiofrequency emitting module 9 can be launched to the external world sulfidation status signal, and Receiver Module 10 can be detected personnel's remote control at any time, thereby realizes the remote monitoring of signal.
What the communication of PLC and HMI was adopted is MPI communication interface 12 and the connection that carries on the CPU.
Above-described only is a kind of embodiment of the present utility model.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (5)
1. vulcanizer automatic control system based on PLC, it is characterized in that: described vulcanizer automatic control system based on PLC comprises man-machine interface, PLC, temperature collect module, sound and light alarm module, temperature control module, and described man-machine interface is connected by interface with PLC; Described temperature collect module is connected with PLC by the multi-channel intelligent temperature sensor chip; Described vulcanizer based on PLC is automatically controlled system and is comprised that also radiofrequency emitting module and Receiver Module are in order to realize remote monitoring.
2. the vulcanizer automatic control system based on PLC according to claim 1, it is characterized in that: described man-machine interface can realize the setting of man-machine parameter, and sulfidation is realized omnibearing intelligent display; Man-machine interface is connected with PLC by interface, monitoring when can realize a plurality of vulcanizer sulfidation.
3. the vulcanizer automatic control system based on PLC according to claim 1, it is characterized in that: described radiofrequency emitting module is to external world's emission sulfidation status signal, Receiver Module can be detected personnel's remote control at any time, thereby realizes the remote monitoring of signal.
4. the vulcanizer automatic control system based on PLC according to claim 1, it is characterized in that: the different pilot lamp of described sound and light alarm module indicate the different sulfided state of vulcanizer, can in time remind the staff to take as early as possible corresponding measure, thereby avoid or reduce the loss that brings of harm.
5. the vulcanizer automatic control system based on PLC according to claim 1 is characterized in that: described temperature control module adopts thyristor as electronic switch, by regulating the effective voltage of electrothermal tube, thereby realizes the monitoring of curing temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271343 CN202649766U (en) | 2012-06-11 | 2012-06-11 | Vulcanizer automatic control system based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271343 CN202649766U (en) | 2012-06-11 | 2012-06-11 | Vulcanizer automatic control system based on PLC |
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| CN202649766U true CN202649766U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220271343 Expired - Fee Related CN202649766U (en) | 2012-06-11 | 2012-06-11 | Vulcanizer automatic control system based on PLC |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102965521A (en) * | 2012-11-26 | 2013-03-13 | 罕王实业集团有限公司 | Method for nickel laterite ore through adopting wet pellet smelting lower temperature reduction mode |
| CN103737771A (en) * | 2013-12-18 | 2014-04-23 | 柳州职业技术学院 | PLC (Programmable Logic Controller) control system of plastic floor vulcanizing machine and control method thereof |
-
2012
- 2012-06-11 CN CN 201220271343 patent/CN202649766U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102965521A (en) * | 2012-11-26 | 2013-03-13 | 罕王实业集团有限公司 | Method for nickel laterite ore through adopting wet pellet smelting lower temperature reduction mode |
| CN103737771A (en) * | 2013-12-18 | 2014-04-23 | 柳州职业技术学院 | PLC (Programmable Logic Controller) control system of plastic floor vulcanizing machine and control method thereof |
| CN103737771B (en) * | 2013-12-18 | 2016-01-20 | 柳州职业技术学院 | For PLC control system and the control method thereof of plastic floor vulcanizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20130611 |