CN203067380U - Rectification-throttling synchronous control system - Google Patents
Rectification-throttling synchronous control system Download PDFInfo
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- CN203067380U CN203067380U CN 201220675086 CN201220675086U CN203067380U CN 203067380 U CN203067380 U CN 203067380U CN 201220675086 CN201220675086 CN 201220675086 CN 201220675086 U CN201220675086 U CN 201220675086U CN 203067380 U CN203067380 U CN 203067380U
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Abstract
The utility model provides a rectification-throttling synchronous control system used for controlling synchronization of double cylinders or multiple cylinders. The rectification-throttling synchronous control system comprises an oil tank and an oil pump, wherein an oil inlet of the oil pump is sequentially communicated with a damping throat, a stop valve and the oil tank through a pipeline, an oil outlet of the oil pump is connected with a filter, high-pressure oil pumped out by the oil pump is divided into two routes after filtration through the filter, one route of high-pressure oil is connected with a stacked type control system oil way plate oil inlet, a stacked type control system oil way plate is connected with a rectification-throttling loop which is formed by a three-position four-way solenoid directional valve, a stacked type pilot operated check valve, a stacked unidirectional throttle valve and a two-way flow control valve in a sequential series-connection mode, the other route of high-pressure oil is connected with a side oil pipe which is sequentially connected with a pressure gage and an electromagnetic relief valve, the side oil pipe is connected with an oil return tank through a pipeline, and the electromagnetic relief valve is adjusted to set rated pressure of the system. The rectification-throttling synchronous control system is simple, easy to implement, stable in operation and capable of effectively controlling synchronization of multiple oil cylinders in the stretching-out and retracting process.
Description
Technical field
The utility model belongs to technical field of hydraulic, specifically a kind of twin-tub or synchronous hydraulic system of multi-cylinder controlled.
Background technique
At present, adopting " synchronization control " technology mostly is to utilize synchronous afflux diverter valve or syncmotor to realize that using effect is bad.Conveying, rotating roller at hydraulic press, finishing machine, straightener all are the operating modes that the lifting of many group oil cylinders cooperates main frame to finish, and require when requiring lifting synchronously, because it is in case asynchronous or synchronism is bad, the steel pipe run-off the straight can occur or tumble, so that have an accident, how to guarantee in the equipment working procedure that security of operation is the present stage problem demanding prompt solution.In order to prevent the generation of this class event, the special rectification throttling synchronous control system that proposes guarantees synchronous operation.
The model utility content
The purpose of this utility model is to provide a kind of be used for controlling twin-tub or the synchronous rectification throttling synchronous control system of multi-cylinder, to solve the bad problem of effect of utilizing synchronous afflux diverter valve or syncmotor to exist in the existing synchronous control technique.
For achieving the above object, the technological scheme taked of the utility model is:
A kind of rectification throttling synchronous control system, comprise fuel tank, oil pump, the filler opening of oil pump by pipeline successively with the damping larynx, stop valve, fuel tank is communicated with, the oil outlet of oil pump is connected with filter, the high pressure oil that oil pump pumps is divided into two-way after filtering through filter, one the tunnel connects overlapping control system oil-way board filler opening, overlapping control system oil-way board connects the rectification throttle circuit, the rectification throttle circuit is by the 3-position 4-way solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, two-way flow rate control valve composition is composed in series successively, wherein the two-way flow rate control valve is used for keeping constant flow, and be not subjected to load and influence of temperature variation, the stack one-way throttle valve is used for the flow of the fluid of adjusting cylinder rod chamber, the 3-position 4-way solenoid directional control valve is used for oil circuit commutation control, and the actuator port of overlapping control system oil-way board is connected with oil cylinder by oil pipe; Another road connects other oil pipe, and other oil pipe connects pressure gauge, electromagnetic relief valve successively, takes back fuel tank by pipeline, by the rated pressure of debugging electromagnetic relief valve initialization system.
The overlapping control system is composed in parallel by directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, the two-way flow rate control valve of three groups of series connection again.
The two-way flow rate control valve is the two-way flow rate control valve of band rectification superimposed plates.
The rectification throttling synchronous control system loop that the above-mentioned novel rectifying throttling synchronous control system that the utility model provides adopts identical two-way flow rate control valve (band rectification superimposed plates), stack one-way throttle valve and 3-position 4-way solenoid directional control valve to form, simple, smooth running, can control effectively that a plurality of oil cylinders stretch out and the withdrawal process in synchronism.
Description of drawings
Fig. 1 novel rectifying throttling synchronous control system schematic diagram
Among the figure: 1-fuel tank; 2-stop valve; 3-damping larynx; 4-oil pump; 5-filter; 6-electromagnetic relief valve; 7-3-position 4-way solenoid directional control valve; 8-stacking type hydraulic control check valve; 9-stacked unidirectional throttle valve; 10-two-way flow rate control valve; 11-overlapping control system oil-way board; 12-oil cylinder; 13-pressure gauge.
Embodiment
Below in conjunction with accompanying drawing and concrete enforcement the utility model is further described:
As shown in Figure 1, a kind of rectification throttling synchronous control system, comprise fuel tank 1, oil pump 4, the filler opening of oil pump 4 by pipeline successively with damping larynx 3, stop valve 2, fuel tank 1 is communicated with, the oil outlet of oil pump 4 is connected with filter 5, the high pressure oil that oil pump 4 pumps is divided into two-way after filtering through filter 5, one the tunnel connects overlapping control system oil-way board 11 filler openings, overlapping control system oil-way board 11 connects the rectification throttle circuit, the rectification throttle circuit is by 3-position 4-way solenoid directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, the two-way flow rate control valve is formed 10 and is composed in series successively, wherein two-way flow rate control valve 10 is used for keeping constant flow, and be not subjected to load and influence of temperature variation, stack one-way throttle valve 9 is used for the flow of the fluid of adjusting cylinder rod chamber, 3-position 4-way solenoid directional control valve 7 is used for oil circuit commutation control, and the actuator port of overlapping control system oil-way board 11 is connected with oil cylinder by oil pipe; Another road connects other oil pipe, and other oil pipe connects pressure gauge 13, electromagnetic relief valve 6 successively, takes back fuel tank by pipeline, by the rated pressure of debugging electromagnetic relief valve 6 initialization systems.
The overlapping control system is composed in parallel by directional control valve 7, stacking type hydraulic control check valve 8, stacked unidirectional throttle valve 9, the two-way flow rate control valve 10 of three groups of series connection again.
Two-way flow rate control valve 10 is the two-way flow rate control valve of band rectification superimposed plates.
In the present embodiment, filler opening by oil pump 4 is communicated with fuel tank 1 with stop valve 2, damping larynx 3 by pipeline, the oil outlet of oil pump 4 is connected with filter 5, the high pressure oil that oil pump 4 pumps is divided into two-way after filtering through filter 4, wherein: the one tunnel connects overlapping control system oil-way board 11 filler openings, overlapping control system oil-way board 11 is formed various stacking up with mounting screw easily, and actuator port is connected by oil pipe with oil cylinder respectively; Another road connects other oil pipe, and other oil pipe connects pressure gauge 13, connects electromagnetic relief valve 6 again, takes back fuel tank by pipeline, by the rated pressure of debugging electromagnetic relief valve 6 initialization systems.
The rectification throttle circuit that the utility model adopts identical two-way flow rate control valve, rectification superimposed plates, stack one-way throttle valve and two-position four-way solenoid directional control valve to form, wherein the two-way flow rate control valve is used for keeping constant flow, and be not subjected to load and influence of temperature variation, the stack one-way throttle valve is used for the flow of the fluid of adjusting cylinder rod chamber, the 3-position 4-way solenoid directional control valve is used for oil circuit commutation control, like this stretch out fast and the withdrawal process in, have good synchronism, solved the nonsynchronous problem of oil cylinder.
Above-described only is preferred embodiment of the present utility model.Should be understood that for the person of ordinary skill of the art, under technology enlightenment provided by the utility model, as the common practise of Hydraulic Field, can also make other equivalent modifications and improvement, also should be considered as protection domain of the present utility model.
Claims (3)
1. rectification throttling synchronous control system, it is characterized in that: comprise fuel tank (1), oil pump (4), the filler opening of oil pump (4) by pipeline successively with damping larynx (3), stop valve (2), fuel tank (1) is communicated with, the oil outlet of oil pump (4) is connected with filter (5), the high pressure oil that oil pump (4) pumps is divided into two-way after filtering through filter (5), one the tunnel connects overlapping control system oil-way board (11) filler opening, overlapping control system oil-way board (11) connects the rectification throttle circuit, the rectification throttle circuit is by 3-position 4-way solenoid directional control valve (7), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), the two-way flow rate control valve is formed (10) and is composed in series successively, wherein two-way flow rate control valve (10) is used for keeping constant flow, and be not subjected to load and influence of temperature variation, stack one-way throttle valve (9) is used for the flow of the fluid of adjusting cylinder rod chamber, 3-position 4-way solenoid directional control valve (7) is used for oil circuit commutation control, and the actuator port of overlapping control system oil-way board (11) is connected with oil cylinder by oil pipe; Another road connects other oil pipe, and other oil pipe connects pressure gauge (13), electromagnetic relief valve (6) successively, takes back fuel tank by pipeline, by the rated pressure of debugging electromagnetic relief valve (6) initialization system.
2. rectification throttling synchronous control system as claimed in claim 1 is characterized in that: the overlapping control system is composed in parallel by directional control valve (7), stacking type hydraulic control check valve (8), stacked unidirectional throttle valve (9), the two-way flow rate control valves (10) of three groups of series connection again.
3. rectification throttling synchronous control system as claimed in claim 1 is characterized in that: two-way flow rate control valve (10) is the two-way flow rate control valve of band rectification superimposed plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675086 CN203067380U (en) | 2012-12-10 | 2012-12-10 | Rectification-throttling synchronous control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675086 CN203067380U (en) | 2012-12-10 | 2012-12-10 | Rectification-throttling synchronous control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203067380U true CN203067380U (en) | 2013-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220675086 Expired - Fee Related CN203067380U (en) | 2012-12-10 | 2012-12-10 | Rectification-throttling synchronous control system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405705A (en) * | 2014-09-18 | 2015-03-11 | 芜湖高昌液压机电技术有限公司 | Automatic correction hydraulic motor synchronizing circuit of two-column gantry lifting machine |
| CN108723103A (en) * | 2018-06-22 | 2018-11-02 | 山东钢铁股份有限公司 | The regulating device of guide crossbeam |
| CN108930680A (en) * | 2018-09-30 | 2018-12-04 | 中色科技股份有限公司 | A kind of hydraulic control system and control method of two-way each speed regulation double hydraulic cylinder |
| CN110578727A (en) * | 2019-09-25 | 2019-12-17 | 张家口凯航液压科技有限公司 | load-sensitive multi-cylinder synchronous control method |
| CN111140560A (en) * | 2020-01-15 | 2020-05-12 | 天津市中重科技工程有限公司 | Hydraulic control system of horizontal sucker transverse moving hydraulic motor device for stacking |
| CN111237272A (en) * | 2020-01-15 | 2020-06-05 | 重庆西晶源流体技术有限公司 | Hydraulic control system for synchronous lifting of hydro-pneumatic suspension oil cylinders |
-
2012
- 2012-12-10 CN CN 201220675086 patent/CN203067380U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405705A (en) * | 2014-09-18 | 2015-03-11 | 芜湖高昌液压机电技术有限公司 | Automatic correction hydraulic motor synchronizing circuit of two-column gantry lifting machine |
| CN108723103A (en) * | 2018-06-22 | 2018-11-02 | 山东钢铁股份有限公司 | The regulating device of guide crossbeam |
| CN108930680A (en) * | 2018-09-30 | 2018-12-04 | 中色科技股份有限公司 | A kind of hydraulic control system and control method of two-way each speed regulation double hydraulic cylinder |
| CN110578727A (en) * | 2019-09-25 | 2019-12-17 | 张家口凯航液压科技有限公司 | load-sensitive multi-cylinder synchronous control method |
| CN111140560A (en) * | 2020-01-15 | 2020-05-12 | 天津市中重科技工程有限公司 | Hydraulic control system of horizontal sucker transverse moving hydraulic motor device for stacking |
| CN111237272A (en) * | 2020-01-15 | 2020-06-05 | 重庆西晶源流体技术有限公司 | Hydraulic control system for synchronous lifting of hydro-pneumatic suspension oil cylinders |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANSHUI METALFORMING MACHINE TOOL (GROUP) ANHUI P Free format text: FORMER OWNER: TIANSHUI METALFORMING MACHINE TOOL (GROUP) CO., LTD. Effective date: 20140606 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 741020 TIANSHUI, GANSU PROVINCE TO: 243131 MAANSHAN, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140606 Address after: 243131 Anhui province Ma'anshan City District Town Bowang Industrial Zone Bowang Patentee after: TIANSHUI METALFORMING MACHINE TOOL (GROUP) ANHUI PRESS CO., LTD. Address before: 741020 Gansu province Tianshui Maiji District of Weibin Road No. 58 Patentee before: Tianshui Metalforming Machine Tool (Group) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20151210 |
|
| EXPY | Termination of patent right or utility model |