CN204082191U - Hydraulic support servo-control system - Google Patents
Hydraulic support servo-control system Download PDFInfo
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- CN204082191U CN204082191U CN201420308038.0U CN201420308038U CN204082191U CN 204082191 U CN204082191 U CN 204082191U CN 201420308038 U CN201420308038 U CN 201420308038U CN 204082191 U CN204082191 U CN 204082191U
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- servomotor
- main valve
- control
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Abstract
Hydraulic support servo-control system, comprise electric control gear and hydraulic means, electric control gear comprises main control module, touch screen module, servo-driver and servomotor, and hydraulic means comprises camshaft, pilot valve and main valve plug, and servomotor connects camshaft by reductor.Operator sends control signal by the button of the touch screen module clicking electric control gear to main control module, main control module sends control instruction to servo-driver after accepting control signal, servo-driver accepts instruction rear drive servomotor and rotates, by program can realize servomotor rotate by specified angle single, rotate to different angles, multiple servomotor successively while rotate or the action such as rotation successively; When servomotor rotates to certain angle, the camshaft of hydraulic means just can control the unlatching of pilot valve, provides control liquid to main valve plug, thus hydraulic control support completes the action of specifying, and efficiency is high, reduces cost of labor.
Description
Technical field
The utility model relates to servo-control system field, particularly relates to a kind of hydraulic support servo-control system.
Background technology
The traditional approach that hydraulic support controls is the main fluid path directly switching controlled hydraulic cylinder with manual operation valve.Along with the development of hydraulic support, manual control valve technology is very ripe, but along with the higher target of working face towards high-yield and high-efficiency strides forward, the weak point of manual operation valve control mode is just more aobvious to be highlighted: speed is slower, efficiency is not high, and amount of operation labor is large, and support action is difficult to the limitation that specification etc. is all hand-hydraulic control itself, will realize high-yield and high-efficiency further, support controls this link must have new breakthrough.The efficiency of the action of support and mining face equipment ability and manufacturing process is adapted, guarantees coal-face high-yield and high-efficiency, the automaticity of support control operation must be improved, also must improve the convenience of control, reliability and safety further.
Summary of the invention
Based on this, be necessary for prior art problem, a kind of hydraulic support servo-control system is provided.
For solving prior art problem, the utility model discloses a kind of hydraulic support servo-control system, comprising:
Electric control gear, comprise main control module, touch screen module, servo-driver and servomotor, described touch screen module is electrically connected described main control module, and described main control module is electrically connected described servo-driver, and the described driver that takes is electrically connected described servomotor;
Hydraulic means, comprises camshaft, pilot valve and main valve plug, and described servomotor connects described camshaft by reductor, and described camshaft controls unlatching or the closedown of described pilot valve, and described pilot valve is connected with main valve plug.
In one of them embodiment, also comprise analog module, the pressure sensor on described analog module wireless connections hydraulic support and formation sensor.
In one of them embodiment, also comprise digital module, the infrared receiver on described digital module wireless connections hydraulic support
In one of them embodiment, described main control module is PLC, and described main control module is with described touch screen module, servo-driver, be connected by Ethernet between analog module and digital module.
In one of them embodiment, described main valve plug comprises valve core case, high-pressure side sealing, main valve sealing, the first guide cavity shell of main valve plug, first slider guide, valve core rod, main valve catheter and spring, the first guide cavity shell of described main valve plug is relative with described valve core case, described spring is conflicted described high-pressure side sealing and main valve sealing successively, described first slider guide is located at the oil-in place of the first guide cavity shell of main valve plug and described high-pressure side sealing of conflicting, and described valve core rod to be located in described main valve catheter and to be moved back and forth and compresses described valve core case.
In sum, the utility model is by being provided with electric control gear and hydraulic means, operator sends control signal by the button of the touch screen module clicking electric control gear to main control module, main control module sends control instruction to servo-driver after accepting control signal, servo-driver accepts instruction rear drive servomotor and rotates, by program can realize servomotor rotate by specified angle single, rotate to different angles, multiple servomotor successively while rotate or the action such as rotation successively; When servomotor rotates to certain angle, the camshaft of hydraulic means just can control the unlatching of pilot valve, provides control liquid to main valve plug, thus hydraulic control support completes the action of specifying, and efficiency is high, reduces cost of labor.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of the utility model hydraulic support servo-control system;
Fig. 2 is the structural representation of the main valve plug shown in Fig. 1;
Description of reference numerals is as follows:
10 hydraulic support servo-control systems,
100 electric control gears, 110 main control modules, 120 touch screen modules, 130 servo-drivers, 140 servomotors;
200 hydraulic means, 210 camshafts, 220 pilot valve, 230 main valve plugs, 231 valve core cases, 232 high-pressure side sealings, 233 main valve sealings, the first guide cavity shell of 234 main valve plugs, 235 first slider guides, 236 valve core rods, 237 main valve catheters, 238 springs, P high pressure inlet, Q returns liquid liquid outlet, and T performs liquid, C pilot control liquid.
Detailed description of the invention
For feature of the present utility model, technological means and the specific purposes reached, function can be understood further, below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
Refer to Fig. 1, the utility model discloses a kind of hydraulic support servo-control system 10, comprise electric control gear 100 and hydraulic means 200.
Electric control gear 100 comprises main control module 110, touch screen module 120, servo-driver 130 and servomotor 140.Touch screen module 120 is electrically connected main control module 110, and main control module 110 is electrically connected servo-driver 130, takes driver and is electrically connected servomotor 140.Operator sends control signal by the button of point touching panel module 120 to main control module 110, sends control instruction after main control module 110 accepts control signal to servo-driver 130, and servo-driver 130 accepts instruction rear drive servomotor 140 and rotates.By program can realize servomotor 140 rotate by specified angle single, rotate to different angles, multiple servomotor 140 successively while rotate or the action such as rotation successively.
Hydraulic means 200 comprises camshaft 210, pilot valve 220 and main valve plug 230.Servomotor 140 connects camshaft 210 by reductor, and camshaft 210 controls unlatching or the closedown of pilot valve 220, and pilot valve 220 is connected with main valve plug 230.
Servomotor 140 is connected on the camshaft 210 of hydraulic means 200 by reductor, when rotating to certain angle by programme-control servomotor 140, camshaft 210 just can control the unlatching of pilot valve 220, control liquid is provided to main valve plug 230, thus hydraulic control support completes the action of specifying, the time performed an action can by programme-control servomotor 140 in holdup time of certain angle or sensor signal value determine.Camshaft 210 presses reserved ten act bits of certain angle and a zero-bit, the setting prop of hydraulic support can be met, post falls, pushing and sliding, move frame, stretch wall supporting, receive wall supporting, be stretched flat weighing apparatus, be closed flat the composite move of the individual parts such as weighing apparatus and spraying and automatic sequence interlock, the action in groups of multiple hydraulic support can also be realized, namely with any one hydraulic support of work plane for starting point, a hydraulic support arbitrarily for continuous adjacent is set to one group to the left or to the right, the a certain action of hydraulic support or one group of composite move bring into operation from the initial frame of this group one end after providing order, by certain program in group automatically by frame transmission, the action of every frame starts automatically, automatic stopping, till the last frame of this group other end completes this action.Perform in groups what action, the position of group, frame number, action the option such as direction of transfer all can write touch screen module 120 by program, user can select corresponding action by touch screen module 120.
Further, also comprise analog module (not shown), the pressure sensor on analog module wireless connections hydraulic support and formation sensor.Analog module receives the signal that pressure sensor signal on hydraulic support and stroke sensor send, and this signal can feed back to main control module 110 by Ethernet, coordinates automatically controlled program to complete closed-loop control to servomotor 140.
Further, also comprise digital module (not shown), the infrared receiver on digital module wireless connections hydraulic support.Digital module can receive the signal that the infrared receiver on hydraulic support sends, and putting, also can realize sudden-stop function for detecting coal seat in the plane.
Servo-driver 130, servomotor 140, analog module and digital module and touch screen module 120 form a station of electric control gear 100, are the basic electric-control system work unit of a hydraulic support.Main control module 110 is PLC, and PLC can complete at most the automatically controlled control of 16 stations, is connected between each station by the Ethernet interface of analog module.Main control module 110 is with touch screen module 120, servo-driver 130, be connected by Ethernet between analog module and digital module.
In the present embodiment, main valve plug 230 comprises valve core case 231, high-pressure side sealing 232, main valve sealing 233, the first guide cavity shell 234 of main valve plug, first slider guide 235, valve core rod 236, main valve catheter 237 and spring 238.The first guide cavity shell 234 of main valve plug is relative with valve core case 231, and spring 238 is conflict high-pressure side sealing 232 and main valve sealing 233 successively.First slider guide 235 is located at the oil-in place of the first guide cavity shell 234 of main valve plug and high-pressure side sealing 232 of conflicting, and valve core rod 236 to be located in main valve catheter 237 and to be moved back and forth and compresses valve core case 231.Under normal condition, spring 238 acts on main valve catheter 237, compresses high-pressure side sealing 232, and the high-pressure side of primary spools 230 is closed, and low-pressure side is held open state, reaches back liquid normally open.When the pilot control liquid entered from C mouth enters in the first guide cavity shell 234 of main valve plug, guide's high-pressure and hydraulic is tried hard to recommend dynamic first slider guide 235 and is pressed main valve sealing 233, and now low-pressure side closes.Guide's high-pressure and hydraulic is tried hard to recommend movable valve plug bar 236 and is pressed the valve core case 231 on main valve catheter 237 and the elastic force overcoming spring 238 promotes main valve catheter 237 moves forward, open high-pressure side sealing 232, high pressure liquid enters through P mouth, flow to T mouth lead to hydraulic support driving associated components by the valve core case 231 opened.
In sum, the utility model is by being provided with electric control gear 100 and hydraulic means 200, operator sends control signal by the button of the touch screen module 120 clicking electric control gear 100 to main control module 110, control instruction is sent to servo-driver 130 after main control module 110 accepts control signal, servo-driver 130 accepts instruction rear drive servomotor 140 and rotates, by program can realize servomotor 140 rotate by specified angle single, rotate to different angles, multiple servomotor 140 successively while rotate or the action such as rotation successively; When servomotor 140 rotates to certain angle, the camshaft 210 of hydraulic means 200 just can control the unlatching of pilot valve 220, provides control liquid to main valve plug 230, thus hydraulic control support completes the action of specifying, and efficiency is high, reduces cost of labor.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (5)
1. a hydraulic support servo-control system, is characterized in that, comprising:
Electric control gear, comprise main control module, touch screen module, servo-driver and servomotor, described touch screen module is electrically connected described main control module, and described main control module is electrically connected described servo-driver, and the described driver that takes is electrically connected described servomotor;
Hydraulic means, comprises camshaft, pilot valve and main valve plug, and described servomotor connects described camshaft by reductor, and described camshaft controls unlatching or the closedown of described pilot valve, and described pilot valve is connected with main valve plug.
2. hydraulic support servo-control system according to claim 1, is characterized in that, also comprise analog module, the pressure sensor on described analog module wireless connections hydraulic support and formation sensor.
3. hydraulic support servo-control system according to claim 2, is characterized in that, also comprise digital module, the infrared receiver on described digital module wireless connections hydraulic support.
4. hydraulic support servo-control system according to claim 3, it is characterized in that, described main control module is PLC, and described main control module is with described touch screen module, servo-driver, be connected by Ethernet between analog module and digital module.
5. hydraulic support servo-control system according to claim 1, it is characterized in that, described main valve plug comprises valve core case, high-pressure side sealing, main valve sealing, the first guide cavity shell of main valve plug, first slider guide, valve core rod, main valve catheter and spring, the first guide cavity shell of described main valve plug is relative with described valve core case, described spring is conflicted described high-pressure side sealing and main valve sealing successively, described first slider guide is located at the oil-in place of the first guide cavity shell of main valve plug and described high-pressure side sealing of conflicting, described valve core rod to be located in described main valve catheter and to be moved back and forth and compresses described valve core case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308038.0U CN204082191U (en) | 2014-06-11 | 2014-06-11 | Hydraulic support servo-control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308038.0U CN204082191U (en) | 2014-06-11 | 2014-06-11 | Hydraulic support servo-control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082191U true CN204082191U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420308038.0U Withdrawn - After Issue CN204082191U (en) | 2014-06-11 | 2014-06-11 | Hydraulic support servo-control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005781A (en) * | 2014-06-11 | 2014-08-27 | 张明全 | Hydraulic support servo control system |
| CN107989111A (en) * | 2017-11-21 | 2018-05-04 | 黎明液压有限公司 | Loader hydraulic system automatic control system |
| CN111290345A (en) * | 2018-12-07 | 2020-06-16 | 麒盛科技股份有限公司 | Centralized control system for electric bed driver life test equipment |
-
2014
- 2014-06-11 CN CN201420308038.0U patent/CN204082191U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104005781A (en) * | 2014-06-11 | 2014-08-27 | 张明全 | Hydraulic support servo control system |
| CN107989111A (en) * | 2017-11-21 | 2018-05-04 | 黎明液压有限公司 | Loader hydraulic system automatic control system |
| CN111290345A (en) * | 2018-12-07 | 2020-06-16 | 麒盛科技股份有限公司 | Centralized control system for electric bed driver life test equipment |
| CN111290345B (en) * | 2018-12-07 | 2023-10-03 | 麒盛科技股份有限公司 | Centralized control system of life test equipment of electric bed driver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |