CN201364486Y - Electrical control system used for tractor general assembly production line - Google Patents
Electrical control system used for tractor general assembly production line Download PDFInfo
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- CN201364486Y CN201364486Y CNU2009200683313U CN200920068331U CN201364486Y CN 201364486 Y CN201364486 Y CN 201364486Y CN U2009200683313 U CNU2009200683313 U CN U2009200683313U CN 200920068331 U CN200920068331 U CN 200920068331U CN 201364486 Y CN201364486 Y CN 201364486Y
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Abstract
The utility model discloses an electrical control system used for a tractor general assembly production line. The electrical control system comprises a PLC controller, a frequency converter, a sensor unit, an oil pump control switch, an oil cylinder control switch, a relay control unit, an operational mode change-over switch and a production-line conveying-belt driving motor, wherein the PLC controller is connected with the frequency converter, the sensor unit, the oil pump control switch, the oil cylinder control switch, the relay control unit, the conveying-belt driving motor and the operational mode change-over switch respectively; and the frequency converter is connected with the conveying-belt driving motor. In the electrical control system used for the tractor general assembly production line, the PLC serves as the control core of the system, therefore, the operation of a big-inertia mechanical system and the precise position-alignment control can be realized, and the electrical control system has the advantages of high speediness, good precision, safety and reliability, good operational performance, and the like.
Description
Technical field
The utility model relates to a kind of electric control system, is specifically related to a kind of electric control system that is used for general assembly production line of tractor.
Background technology
Along with development of science and technology, the industrial control automation degree is also more and more higher.Automation equipment or system all are made up of mechanical composition parts and control system, and it is the key factor of an equipment of measurement or system's quality that stable, reliable, safe, an economic control system is arranged.Control mode commonly used has conventional relay control circuit, PLC (programmable controller) control system and computer control system.
The existing electric control system that is used for general assembly production line of tractor adopts relay control circuit usually.Relay control circuit only possesses the control of separate unit driving arrangement, is mainly used in the control of simple device, and principle is simple, and is with low cost.But it is many that its shortcoming is a control element, and function is less, the performance less stable.
Summary of the invention
The purpose of this utility model is in order to overcome the deficiencies in the prior art, a kind of electric control system that is used for general assembly production line of tractor to be provided, and it can realize the operation of big inertia mechanical system and the control of contraposition accurately.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of electric control system that is used for general assembly production line of tractor, the conveying belt drive motor that comprises PLC controller, frequency converter, sensor unit, oil pump gauge tap, oil cylinder gauge tap, relay control unit, operational mode change-over switch and streamline, wherein
Described PLC controller connects frequency converter, sensor unit, oil pump gauge tap, oil cylinder gauge tap, relay control unit, conveying belt drive motor and operational mode change-over switch respectively;
Described frequency converter connects the conveying belt drive motor.
The above-mentioned electric control system that is used for general assembly production line of tractor, wherein,
Described sensor unit comprises six proximity transducers;
Described oil pump gauge tap comprises pump start, shutdown switch;
Described oil cylinder gauge tap comprises rising, decline switch and limit switch;
Described operational mode change-over switch comprises continuous operation, manual stepping and automatic step switch;
Described relay control unit comprises that relay that relay that the relay, three of relay, a control pump start of a control of conversion power supply control oil cylinder respectively and rise and descend, three relays of controlling three kinds of color alarm lamps respectively, one are used to control the conveying belt drive motor just to be changeed, one are used to control the relay of buzzer warning and two and control the time relay that conveying belt resets and starts respectively.
The above-mentioned electric control system that is used for general assembly production line of tractor, wherein, described frequency converter also connects the frequency converter guidance panel.
The above-mentioned electric control system that is used for general assembly production line of tractor, wherein, described operational mode change-over switch comprises the on-line running mode selector switch and the operational mode change-over switch that rolls off the production line.
The technical scheme that is used for the electric control system of general assembly production line of tractor of the present utility model, use the control core of PLC as this system, can realize the operation of big inertia mechanical system and contraposition accurately control, have advantages such as quick, accurate, safe and reliable, that usability is good.
Description of drawings
Fig. 1 is the theory diagram that is used for the electric control system of general assembly production line of tractor of the present utility model.
Embodiment
See also Fig. 1, the electric control system that is used for general assembly production line of tractor of the present utility model, comprise PLC controller 100, frequency converter 200, sensor unit 300, oil pump gauge tap 400, oil cylinder gauge tap 500, relay control unit 600, the conveying belt drive motor 800 of operational mode change-over switch 700 and streamline, wherein, PLC controller 100 connects frequency converter 200 respectively, sensor unit 300, oil pump gauge tap 400, oil cylinder gauge tap 500, relay control unit 600 and operational mode change-over switch 700, frequency converter 200 connects conveying belt drive motor 700 and frequency converter guidance panel 900 by data line.Frequency converter 200 is finished the control of conveying belt drive motor 800 rotating speeds, and all kinds of parameters of monitoring motor.
Oil pump gauge tap 400 comprises pump start, shutdown switch;
Oil cylinder gauge tap 500 comprises oil cylinder rising, oil cylinder decline switch and oil cylinder limit switch;
Operational mode change-over switch 700 comprises the on-line running mode selector switch and the operational mode change-over switch that rolls off the production line, and they comprise continuous operation, manual stepping and automatic step switch respectively;
The electric control system that is used for general assembly production line of tractor of the present utility model is finished the requirement of tractor general assembly line control action.Regulate by selecting for use frequency converter 200 to carry out speed to conveying belt drive motor 800, PLC controller 100 realizes comprising Operation Mode Selection, the control of logical action such as conveying belt drive motor 800 start-stops.
The general assembly production line of tractor setting reach the standard grade part, center line part, part and melt pit part roll off the production line.
The part of reaching the standard grade is provided with a control enclosure, the control enclosure panel be provided with tractor type options button 1-6, operational mode change-over switch 70, conveying belt startup, stop, each one of scram button.
At the part tractor after-poppet place that reaches the standard grade six of adjustable positions proximity transducers are set, and corresponding given numbering 1-6.When tractor back support moved to proximity transducer 1-6, according to the method for operation decision of selecting, whether the conveying belt operation stopped.Under continuous operation mode, conveying belt continues operation and does not do pause; Under manual step mode, next enabling signal unlatching conveyor is waited in the conveying belt stop motion; Under automatic step mode, conveying belt starts after a period of time out of service automatically.Stand-by time is set by the time relay, and time relay scheduled stop time restarts operation to conveying belt then, waits when after-poppet moves to proximity transducer next time, and the conveying belt operation stops once more, goes round and begins again.
The center line part is only established one of scram button, can not do any operation to the The whole control streamline in this part.Only when emergency condition takes place, can press scram button, cut off the total system power supply.
The part that rolls off the production line is provided with system's master control case, master control case panel be provided with operational mode change-over switch 70, conveying belt startup, stop, each one of scram button, the startup of oil pump, each one of stop button, the rising of oil cylinder, each one on decline button, frequency converter guidance panel 900, motor speed regulate button.Can select system running pattern, the start-stop conveying belt is set down time.Select for use a frequency converter to drag conveyor, can regulate the conveyor motor speed.Switch board is provided with that oil cylinder rises and respectively one on oil cylinder decline button, the oil cylinder rise and fall behind the manual control pump start.Oil cylinder rises then that steel plate rises thereupon, holds up the tractor on the conveying belt, make its voluntarily car load roll off the production line, and start tractor to leave the workshop.Oil cylinder descends, and collides with limit switch when steel plate drops to horizontal level thereupon, and oil cylinder stops decline automatically.
Melt pit partly is divided into two parts of Qian Keng and hole, back, comprises each one of one of scram button, one of 36V illuminating lamp and 380V/220V socket respectively.Conveying belt drive motor, suction pump place the Qian Keng position.
The general assembly production line of tractor operational mode needs to switch simultaneously the reach the standard grade part and the operational mode change-over switch partly that rolls off the production line.Each running mode switching is then finished once the initialization to system.System initialization does not need to switch simultaneously two operation mode selection switches on the upper and lower line traffic control case, only needs optional one switching state to finish.System initialization is the initialization at system's everything, comprises resetting to automatic stepping state following down time of countdown.
The control method that is used for the electric control system of general assembly production line of tractor of the present utility model comprises the following steps:
At first, select the operational mode of conveying belt by differentiating operational mode change-over switch 700, then, the tractor that detects different type of machines by sensor unit 300 signal that puts in place; Then, select the operational mode of conveying belt by operational mode change-over switch 700; According to whether stopping of the operational mode decision conveying belt of selecting, and by the stand-by time of time relay setting conveying belt and the travelling speed of regulating conveying belt by frequency converter 200, monitor tractor when putting signal in place, if under continuous operation mode, conveying belt continues operation and does not do pause; Under manual step mode, conveying belt is out of service, waits for next time and opens conveying belt after the enabling signal; Under automatic step mode, conveying belt starts after a period of time out of service automatically; At last, select the rising or the decline of oil cylinder by oil pump gauge tap 400 and oil cylinder gauge tap 500.
The electrical system that is used for general assembly production line of tractor of the present utility model, by using the control core of PLC controller as this system, can realize the operation of big inertia mechanical system and contraposition accurately control, have advantages such as quick, accurate, safe and reliable, that usability is good.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (4)
1. electric control system that is used for general assembly production line of tractor, the conveying belt drive motor that comprises PLC controller, frequency converter, sensor unit, oil pump gauge tap, oil cylinder gauge tap, relay control unit, operational mode change-over switch and streamline, it is characterized in that
Described PLC controller connects frequency converter, sensor unit, oil pump gauge tap, oil cylinder gauge tap, relay control unit, conveying belt drive motor and operational mode change-over switch respectively;
Described frequency converter connects the conveying belt drive motor.
2. the electric control system that is used for general assembly production line of tractor according to claim 1 is characterized in that,
Described sensor unit comprises six proximity transducers;
Described oil pump gauge tap comprises pump start, shutdown switch;
Described oil cylinder gauge tap comprises rising, decline switch and limit switch;
Described operational mode change-over switch comprises continuous operation, manual stepping and automatic step switch;
Described relay control unit comprises that relay that relay that the relay, three of relay, a control pump start of a control of conversion power supply control oil cylinder respectively and rise and descend, three relays of controlling three kinds of color alarm lamps respectively, one are used to control the conveying belt drive motor just to be changeed, one are used to control the relay of buzzer warning and two and control the time relay that conveying belt resets and starts respectively.
3. the electric control system that is used for general assembly production line of tractor according to claim 1 is characterized in that described frequency converter also connects the frequency converter guidance panel.
4. the electric control system that is used for general assembly production line of tractor according to claim 1 is characterized in that, described operational mode change-over switch comprises the on-line running mode selector switch and the operational mode change-over switch that rolls off the production line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200683313U CN201364486Y (en) | 2009-03-03 | 2009-03-03 | Electrical control system used for tractor general assembly production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200683313U CN201364486Y (en) | 2009-03-03 | 2009-03-03 | Electrical control system used for tractor general assembly production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201364486Y true CN201364486Y (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200683313U Expired - Fee Related CN201364486Y (en) | 2009-03-03 | 2009-03-03 | Electrical control system used for tractor general assembly production line |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825881A (en) * | 2010-04-12 | 2010-09-08 | 中国石油集团渤海石油装备制造有限公司 | Energy-saving control method for large-diameter steel pipe transportation vehicle |
| CN102122142A (en) * | 2011-01-12 | 2011-07-13 | 株洲变流技术国家工程研究中心有限公司 | Switching value control method for high-voltage frequency converter and control plug-in thereof |
| CN104118708A (en) * | 2013-12-23 | 2014-10-29 | 大连佳林设备制造有限公司 | Electrical apparatus control system of vertical transporter |
| CN104276227A (en) * | 2013-07-09 | 2015-01-14 | 现代自动车株式会社 | Joint guarantee system for vehicle assembly and control method of the same |
| CN104369791A (en) * | 2013-08-12 | 2015-02-25 | 现代自动车株式会社 | Joint guarantee system for vehicle assembly and control method of the same |
| CN107577248A (en) * | 2017-07-14 | 2018-01-12 | 江苏普腾停车设备有限公司 | The electric control system of rocker is faced upward in solar energy photovoltaic panel installation lifting |
-
2009
- 2009-03-03 CN CNU2009200683313U patent/CN201364486Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825881A (en) * | 2010-04-12 | 2010-09-08 | 中国石油集团渤海石油装备制造有限公司 | Energy-saving control method for large-diameter steel pipe transportation vehicle |
| CN101825881B (en) * | 2010-04-12 | 2012-08-01 | 中国石油集团渤海石油装备制造有限公司 | Energy-saving control method for large-diameter steel pipe transportation vehicle |
| CN102122142A (en) * | 2011-01-12 | 2011-07-13 | 株洲变流技术国家工程研究中心有限公司 | Switching value control method for high-voltage frequency converter and control plug-in thereof |
| CN102122142B (en) * | 2011-01-12 | 2013-09-18 | 株洲变流技术国家工程研究中心有限公司 | Switching value control method for high-voltage frequency converter and control plug-in thereof |
| CN104276227A (en) * | 2013-07-09 | 2015-01-14 | 现代自动车株式会社 | Joint guarantee system for vehicle assembly and control method of the same |
| US9817386B2 (en) | 2013-07-09 | 2017-11-14 | Hyundai Motor Company | Joint guarantee system for vehicle assembly and control method of the same |
| CN104276227B (en) * | 2013-07-09 | 2018-06-19 | 现代自动车株式会社 | Joint for vehicle assembling ensures system and its control method |
| CN104369791A (en) * | 2013-08-12 | 2015-02-25 | 现代自动车株式会社 | Joint guarantee system for vehicle assembly and control method of the same |
| CN104369791B (en) * | 2013-08-12 | 2018-06-19 | 现代自动车株式会社 | Connector for vehicle assembling ensures system and its control method |
| CN104118708A (en) * | 2013-12-23 | 2014-10-29 | 大连佳林设备制造有限公司 | Electrical apparatus control system of vertical transporter |
| CN107577248A (en) * | 2017-07-14 | 2018-01-12 | 江苏普腾停车设备有限公司 | The electric control system of rocker is faced upward in solar energy photovoltaic panel installation lifting |
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| Date | Code | Title | Description |
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| 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: 20091216 Termination date: 20110303 |