CN103301927A - Automatic control system of road stone crusher - Google Patents
Automatic control system of road stone crusher Download PDFInfo
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- CN103301927A CN103301927A CN2013102512283A CN201310251228A CN103301927A CN 103301927 A CN103301927 A CN 103301927A CN 2013102512283 A CN2013102512283 A CN 2013102512283A CN 201310251228 A CN201310251228 A CN 201310251228A CN 103301927 A CN103301927 A CN 103301927A
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- 239000004575 stone Substances 0.000 title claims abstract description 43
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 239000010687 lubricating oil Substances 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims abstract description 5
- 238000012544 monitoring process Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004886 process control Methods 0.000 abstract 3
- 101100408464 Caenorhabditis elegans plc-1 gene Proteins 0.000 description 14
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
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- 230000008034 disappearance Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002686 lithotriptor Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention discloses an automatic control system of a road stone crusher, which comprises a field process control level, wherein the field process control level comprises a PLC (programmable logic controller), a touch screen connected with the PLC, the stone crusher, a motor connected with the stone crusher, a displacement sensor, a temperature transmitter, a pressure transmitter, a power transmitter, an electromagnetic valve, a hydraulic system, a frequency converter and a feeding motor; the field process control level uses a PLC as a core controller and a touch screen as a human-computer interface, adopts a displacement sensor to detect the ore discharge port of the stone crusher, a temperature transmitter to detect the temperature of lubricating oil, a pressure transmitter to detect the pressure of an oil cylinder and a power transmitter to detect the power of a driving motor, the PLC outputs a certain control quantity according to collected data and a control model, adopts a frequency converter to adjust the rotating speed of the ore feeding motor and the size of the ore discharge port of a solenoid valve of a hydraulic system, and finally achieves the control target of constant power of the main motor.
Description
Technical field
The present invention relates to automatic detection range technology, refer in particular to a kind of automatic control system of road stone crusher.
Background technology
Disintegrating machine is one of mine main production equipments, and it contains multiple industries such as metallurgy, coloured, building materials, chemical industry.In recent years, lot of domestic and foreign manufacturer from the product structure to this kind equipment constantly improve, perfect, obtained reasonable effect, and numerous efficient, reliable, energy-conservation new products that release one after another.Comparatively speaking, because being subjected to the influence of automation development level, domestic research aspect disintegrating machine control is backward relatively.The control of these equipment and operation are almost all by manually carrying out.Therefore, be necessary these old equipment is carried out automatic improving, realize control function automatically.
The single-cylinder hydraulic stone crusher adopts advanced hydraulic technique, has realized hydraulic protecting and hydraulic pressure adjustment gape, has simplified crusher structure, has alleviated weight, and has been easy to realize the automatic control of disintegrating machine.
But in production application, to the electrical control of stone crusher, simple unlatching and necessary electic protection have only been implemented; the general treating capacity that adopts artificial adjustment mode to control disintegrating machine; make disintegrating machine be difficult to be operated in optimum state, cause production efficiency low, and wasted the energy.Therefore, the single-cylinder hydraulic stone crusher is controlled automatically, to improve equipment availability efficient, reduce energy consumption, to reduce working strength of workers significant.
Summary of the invention
In view of this, the present invention is directed to the disappearance of prior art existence, its main purpose provides a kind of automatic control system of road stone crusher, has realized that the permanent power of disintegrating machine is controlled automatically, makes disintegrating machine be operated in the optimum load state.
For achieving the above object, the present invention adopts following technical scheme:
A kind of automatic control system of road stone crusher, comprise the field process controlled stage, described field process controlled stage comprises motor, displacement transducer, temperature transmitter, the pressure transmitter of PLC, the touch-screen that connects PLC, stone crusher, connection stone crusher and is connected the power of electric motor transmitter, is connected with between this PLC and the stone crusher and goes back frequency converter between magnetic valve and hydraulic system, PLC and the stone crusher and give the ore deposit motor;
This field process controlled stage is that core controller, touch-screen are man-machine interface with PLC, adopt displacement transducer to detect the gape of stone crusher, the temperature that temperature transmitter detects lubricating oil, the pressure that pressure transmitter detects oil cylinder, the power that power transducer detects drive motor, PLC is according to the data of gathering, according to the certain controlled quentity controlled variable of control model output, the employing frequency converter is adjusted the rotating speed to the ore deposit motor, the magnetic valve of hydraulic system is adjusted the size of gape, finally reaches the invariable control target of main motor power.
Preferably, further include a remote monitoring level, this remote monitoring level is made of computer and the display and the keyboard that are connected in computer, the remote monitoring level realizes data communication by fieldbus and field process controlled stage, thereby can be checked by the remote monitoring level and the various states of job site to reach the real-time remote monitoring effect.
Preferably, be connected with selector switch on the described PLC, realize automatically and manual two kinds of control modes by selector switch.
Preferably, described motor power (output) detects and adopts XPW type power transducer; The secondary contracting displacement transducer of FWD-L type mangneto is adopted in the detection of gape size; The I3WD-8 temperature transmitter is selected in the detection of lubricating oil temperature for use; 1151 pressure transmitters are adopted in the detection of hydraulic system pressure.
Preferably, described frequency converter is selected MM440 type inverter control motor rotating speed for use.
Preferably, described magnetic valve adopts DLH ZO type Direct Action Type sliding sleeve servo proportion, the amplifier that had integrated electricity in the valve.
Preferably, described PLC selects S7-200PLC for use.
Preferably, be provided with the conversion of data acquisition and parameter, gape size PID control, 3 main modular of main engine power fuzzy control in the described PLC.
Preferably, described data acquisition and parameter modular converter are to read the data of collection and data are carried out scale conversion from each passage of analog quantity input module, are converted to actual parameter value.
Preferably, described main engine power fuzzy control model is according to designed fuzzy control model, at first with error and this error change rate obfuscation of actual detected performance number and set value of the power, input quantity as model, thereby the fuzzy control rule according to design obtains output quantity, and output quantity obtains actual output quantity after the reverse gelatinization.
The present invention compared with prior art has tangible advantage and beneficial effect, particularly, as shown from the above technical solution, visit technology processed based on PLC, this scheme is good by property, and control mode is flexible, simply, practical, cost is low and system stability is reliable, can be in operation the speed of service of oil cylinder is regulated, realize that the permanent power of disintegrating machine is controlled automatically, make disintegrating machine be operated in the optimum load state.
For more clearly setting forth architectural feature of the present invention and effect, the present invention is described in detail below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the system principle diagram of the present invention's embodiment;
Fig. 2 is the control flow chart of system among the present invention's the embodiment;
Fig. 3 is main spindle's electrohydraulic servo system structure among the present invention's the embodiment.
The accompanying drawing identifier declaration:
1, PLC 2, touch-screen
3, stone crusher 4, motor
5, displacement transducer 6, temperature transmitter
7, pressure transmitter 8, power transducer
9, magnetic valve 10, hydraulic system
11, frequency converter 12, give the ore deposit motor
13, selector switch
The specific embodiment
Please refer to shown in Figure 1, it has demonstrated the concrete structure of the present invention's preferred embodiment, the automatic control system of this road stone crusher 3 comprises field process controlled stage and remote monitoring level, wherein, the remote monitoring level is made of computer and the display and the keyboard that are connected in computer, the remote monitoring level realizes data communication by fieldbus and field process controlled stage, thereby can be checked by the remote monitoring level and the various states of job site to reach the real-time remote monitoring effect.
Described field process controlled stage comprises PLC 1, the touch-screen 2 that connects PLC 1, stone crusher 3, the motor 4, displacement transducer 5, temperature transmitter 6, the pressure transmitter 7 that connect stone crusher 3 and the power transducer 8 that is connected motor 4, is connected with between this PLC 1 and the stone crusher 3 to go back frequency converter 11 between magnetic valve 9 and hydraulic system 10, PLC 1 and the stone crusher 3 and give on ore deposit motor 12 and the PLC 1 also to be connected with selector switch 13.
As shown in Figure 2, this field process controlled stage is core controller with PLC 1, touch-screen 2 is man-machine interface, adopt displacement transducer 5 to detect the gape of stone crusher 3, temperature transmitter 6 detects the temperature of lubricating oil, pressure transmitter 7 detects the pressure of oil cylinder, power transducer 8 detects the power of drive motor 4, PLC 1 is according to the data of gathering, according to the certain controlled quentity controlled variable of control model output, adopt frequency converter 11 to adjust the rotating speed of giving ore deposit motor 12, the magnetic valve 9 of hydraulic system 10 is adjusted the size of gape, it is constant finally to reach main motor 4 power invariabilities, i.e. the stable control target of stone crusher 3 live loads.
And this automatic control system requires to have automatically and manual 2 kinds of control modes, can select by selector switch 13.No matter be automatic control mode or manual control mode, all require PLC 1 control system can gather each switch and motor 4 running statuses, spindle drive motor 4 power, gape size, lubricating oil temperature and hydraulic system 10 pressure and other parameters, and they are shown at touch-screen 2 and ipc monitor interface.
Motor 4 power detection of stone crusher 3 adopt XPW type power transducer 8; The secondary contracting displacement transducer 5 of FWD-L type mangneto is adopted in the detection of gape size; I3WD-8 temperature transmitter 6 is selected in the detection of lubricating oil temperature for use; 1151 pressure transmitters 7 are adopted in the detection of hydraulic system 10 pressure.
The ore control of giving of stone crusher 3 mainly realizes by motor 4 rotating speeds of control feed adhesive tape, selects MM440 type frequency converter 11 control motor 4 rotating speeds for use.
The adjustment of gape size mainly realizes by control hydraulic system 10.The hydraulic system 10 that hydraulic system 10 can solve existing stone crusher 3 adopts manual operation, can't realize the defective of Automatic Positioning Control function.Hydrauservo System is divided mechanical Hydrauservo System and electrohydraulic servo system again, because native system is realized control automatically by PLC 1, so adopt electrohydraulic servo system to control main spindle's.Main spindle's electrohydraulic servo system structure as shown in Figure 3, magnetic valve 9 adopts DLH ZO type Direct Action Type sliding sleeve servo proportions, the amplifier that had integrated electricity in the valve.
The PLC 1 of system of the present invention selects S7-200PLC for use, and its configuration: CPU selects 226 types, has 24 digital quantity inputs, 16 digital quantity outputs; 2 expansion analog quantity input module EM235, this module has 4 analog quantity inputs, 1 analog quantity output; 1 expanding communication interface module EM277, this module and supervisory control comuter are by the Prifibus bus communication.Therefore S7-200PLC can satisfy the number of the main input/output signal of system of the present invention: 14 digital quantity inputs, 6 digital quantity outputs, 5 analog quantity inputs, 2 analog quantity outputs.
Be provided with the conversion of data acquisition and parameter, gape size PID control, 3 main modular of main engine power fuzzy control in the described PLC 1.
Wherein, data acquisition and parameter conversion program comprise from each passage of analog quantity input module and read the data of collection and data are carried out scale conversion, are converted to actual parameter value.PLC 1 is 0～32000 from the scope of the value that each passage of analog quantity input module reads.As for the main engine power signal, it detects range is 0～500 kW, output be the normalized current signal of 0～20 mA, so the value in 0～32 000 scope that PLC 1 need be read is converted to actual performance number.
The main engine power fuzzy control mainly is according to designed fuzzy control model, at first with error and this error change rate obfuscation of actual detected performance number and set value of the power, input quantity as model, thereby the fuzzy control rule according to design obtains output quantity, and output quantity obtains actual output quantity after the reverse gelatinization.Its program circuit as shown in Figure 6.
Gape size PID control program adopts the PID module programming of system to realize, in writing the process of this program, need instruct guide that the scale conversion of input quantity, output quantity and the parameter of PID are set according to PID.
In sum, design focal point of the present invention is that hydraulic lithotriptor 3 automatic control systems so that S7-200 PLC 1 are the control core have provided concrete hardware and software design approach.Oneself comes into operation this system in actual engineering, and is stable, controls respond wellly, has realized the automatic control of single-cylinder hydraulic gyratory crusher.
The above, it only is preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, so every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any trickle modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. the automatic control system of a road stone crusher, it is characterized in that: comprise the field process controlled stage, described field process controlled stage comprises PLC, connects motor, displacement transducer, temperature transmitter, the pressure transmitter of the touch-screen of PLC, stone crusher, connection stone crusher and is connected the power of electric motor transmitter, is connected with between this PLC and the stone crusher to also have frequency converter between magnetic valve and hydraulic system, PLC and the stone crusher and give the ore deposit motor;
This field process controlled stage is that core controller, touch-screen are man-machine interface with PLC, adopt displacement transducer to detect the gape of stone crusher, the temperature that temperature transmitter detects lubricating oil, the pressure that pressure transmitter detects oil cylinder, the power that power transducer detects drive motor, PLC is according to the data of gathering, according to the certain controlled quentity controlled variable of control model output, the employing frequency converter is adjusted the rotating speed to the ore deposit motor, the magnetic valve of hydraulic system is adjusted the size of gape, finally reaches the invariable control target of main motor power.
2. the automatic control system of road stone crusher according to claim 1, it is characterized in that: further include a remote monitoring level, this remote monitoring level is made of computer and the display and the keyboard that are connected in computer, the remote monitoring level realizes data communication by fieldbus and field process controlled stage, thereby can be checked by the remote monitoring level and the various states of job site to reach the real-time remote monitoring effect.
3. the automatic control system of road stone crusher according to claim 1 is characterized in that: be connected with selector switch on the described PLC, realize automatically and manual two kinds of control modes by selector switch.
4. the automatic control system of road stone crusher according to claim 1 is characterized in that: described motor power (output) detection employing XPW type power transducer; The secondary contracting displacement transducer of FWD-L type mangneto is adopted in the detection of gape size; The I3WD-8 temperature transmitter is selected in the detection of lubricating oil temperature for use; 1151 pressure transmitters are adopted in the detection of hydraulic system pressure.
5. the automatic control system of road stone crusher according to claim 1, it is characterized in that: described frequency converter is selected MM440 type inverter control motor rotating speed for use.
6. the automatic control system of road stone crusher according to claim 1 is characterized in that: described magnetic valve adopts DLH ZO type Direct Action Type sliding sleeve servo proportion, the amplifier that had integrated electricity in the valve.
7. the automatic control system of road stone crusher according to claim 1, it is characterized in that: described PLC selects S7-200PLC for use.
8. the automatic control system of road stone crusher according to claim 1 is characterized in that: be provided with the conversion of data acquisition and parameter, gape size PID control, 3 main modular of main engine power fuzzy control in the described PLC.
9. the automatic control system of road stone crusher according to claim 8, it is characterized in that: described data acquisition and parameter modular converter are to read the data of collection and data are carried out scale conversion from each passage of analog quantity input module, are converted to actual parameter value.
10. the automatic control system of road stone crusher according to claim 8, it is characterized in that: described main engine power fuzzy control model is according to designed fuzzy control model, at first with error and this error change rate obfuscation of actual detected performance number and set value of the power, input quantity as model, thereby the fuzzy control rule according to design obtains output quantity, and output quantity obtains actual output quantity after the reverse gelatinization.
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| CN201310251228.3A CN103301927B (en) | 2013-06-24 | 2013-06-24 | Automatic control system of road stone crusher |
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| CN201310251228.3A CN103301927B (en) | 2013-06-24 | 2013-06-24 | Automatic control system of road stone crusher |
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| CN103301927B CN103301927B (en) | 2016-05-04 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706445A (en) * | 2013-12-24 | 2014-04-09 | 江苏大学 | Slag cake crusher capable of dynamically adjusting speed and control method thereof |
| CN103908988A (en) * | 2014-03-21 | 2014-07-09 | 鞍钢集团矿业公司 | Cone crusher intelligent control system and control method thereof |
| CN104537726A (en) * | 2014-11-18 | 2015-04-22 | 中国矿业大学 | Apparatus for recording state of mine crusher |
| CN104932307A (en) * | 2015-06-01 | 2015-09-23 | 遵义市立新机械有限责任公司 | Real-time optimization control method for crusher |
| CN105045099A (en) * | 2015-06-02 | 2015-11-11 | 遵义市立新机械有限责任公司 | Optimized control method for distributed crusher group |
| CN104511366B (en) * | 2014-09-28 | 2017-01-18 | 埃里斯克矿山工程机械有限公司 | Intelligent control system of hydraulic cone crusher |
| CN107670835A (en) * | 2017-08-26 | 2018-02-09 | 贵州秀水旅游资源开发有限责任公司 | A kind of capsicum is pounded processing unit (plant) control system |
| CN108014911A (en) * | 2017-12-25 | 2018-05-11 | 徐工集团工程机械有限公司 | Crusher system and crusher system control method |
| CN112065359A (en) * | 2020-09-21 | 2020-12-11 | 北京三一智造科技有限公司 | Drilling control method and rotary drilling rig |
| CN114768923A (en) * | 2022-05-11 | 2022-07-22 | 内蒙古大中矿业股份有限公司 | Automatic control device for constant power of cone crusher |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706445A (en) * | 2013-12-24 | 2014-04-09 | 江苏大学 | Slag cake crusher capable of dynamically adjusting speed and control method thereof |
| CN103706445B (en) * | 2013-12-24 | 2015-08-26 | 江苏大学 | A kind of blob of slag disintegrating machine of dynamic speed governing and control method thereof |
| CN103908988A (en) * | 2014-03-21 | 2014-07-09 | 鞍钢集团矿业公司 | Cone crusher intelligent control system and control method thereof |
| CN104511366B (en) * | 2014-09-28 | 2017-01-18 | 埃里斯克矿山工程机械有限公司 | Intelligent control system of hydraulic cone crusher |
| CN104537726B (en) * | 2014-11-18 | 2016-04-13 | 中国矿业大学 | A kind of device recording mine crushing machine state |
| CN104537726A (en) * | 2014-11-18 | 2015-04-22 | 中国矿业大学 | Apparatus for recording state of mine crusher |
| CN104932307A (en) * | 2015-06-01 | 2015-09-23 | 遵义市立新机械有限责任公司 | Real-time optimization control method for crusher |
| CN104932307B (en) * | 2015-06-01 | 2017-11-21 | 遵义市立新机械有限责任公司 | A kind of disintegrating machine method for real-time optimization control |
| CN105045099A (en) * | 2015-06-02 | 2015-11-11 | 遵义市立新机械有限责任公司 | Optimized control method for distributed crusher group |
| CN107670835A (en) * | 2017-08-26 | 2018-02-09 | 贵州秀水旅游资源开发有限责任公司 | A kind of capsicum is pounded processing unit (plant) control system |
| CN108014911A (en) * | 2017-12-25 | 2018-05-11 | 徐工集团工程机械有限公司 | Crusher system and crusher system control method |
| CN108014911B (en) * | 2017-12-25 | 2024-02-02 | 江苏徐工工程机械研究院有限公司 | Crusher system and crusher system control method |
| CN112065359A (en) * | 2020-09-21 | 2020-12-11 | 北京三一智造科技有限公司 | Drilling control method and rotary drilling rig |
| CN112065359B (en) * | 2020-09-21 | 2023-05-16 | 北京三一智造科技有限公司 | Drilling control method and rotary drilling rig |
| CN114768923A (en) * | 2022-05-11 | 2022-07-22 | 内蒙古大中矿业股份有限公司 | Automatic control device for constant power of cone crusher |
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