CN203272297U - Flow distribution and collecting valve synchronizing circuit device - Google Patents
Flow distribution and collecting valve synchronizing circuit device Download PDFInfo
- Publication number
- CN203272297U CN203272297U CN 201320256183 CN201320256183U CN203272297U CN 203272297 U CN203272297 U CN 203272297U CN 201320256183 CN201320256183 CN 201320256183 CN 201320256183 U CN201320256183 U CN 201320256183U CN 203272297 U CN203272297 U CN 203272297U
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- hydraulic cylinder
- oil hydraulic
- combiner
- flow divider
- directional control
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Abstract
The utility model provides a flow distribution and collecting valve synchronizing circuit device. The flow distribution and collecting valve synchronizing circuit device comprises a variable pump, an electromagnetic reversing valve, a flow distribution and collecting valve, a first hydraulic cylinder and a second hydraulic cylinder, wherein the variable pump is connected to the flow distribution and collecting valve through a left connecting opening of the electromagnetic reversing valve, the flow distribution and collecting valve is communicated with the first hydraulic cylinder and the second hydraulic cylinder, and the first hydraulic cylinder and the second hydraulic cylinder are both connected to a first oil tank through a right connecting opening of the electromagnetic reversing valve. Loads are balanced through the flow distribution and collecting valve, work is relatively stable, and operation is safer and more reliable to conduct.
Description
Technical field
The utility model is specifically related to the flow divider-combiner synchronization loop device.
Background technique
When requiring two or more hydraulic actuators with identical displacement or identical speed synchronous operation in hydraulic system, just need to use synchronizing circuit, in the synchronizing circuit design, must consider that also the suffered load of executive component is unbalanced, surface friction drag is not identical yet, and leakage rate also has difference, and the difference in manufacturing also can affect synchronization accuracy, in order to make up above-mentioned impact, should take necessary measure.
Summary of the invention
Technical problem to be solved in the utility model is to provide the flow divider-combiner synchronization loop device, adopts flow divider-combiner to make load equalization, and Comparision is stable, and operation safe is reliable.
For solving above-mentioned existing technical problem, the utility model adopts following scheme: the flow divider-combiner synchronization loop device, comprise variable displacement pump, solenoid directional control valve, flow divider-combiner, the first oil hydraulic cylinder, the second oil hydraulic cylinder, described variable displacement pump is connected to flow divider-combiner by the left connection mouth of solenoid directional control valve, described flow divider-combiner is communicated with the first oil hydraulic cylinder and the second oil hydraulic cylinder respectively, and described the first oil hydraulic cylinder and the second oil hydraulic cylinder all are connected to the first fuel tank by the right connection mouth of solenoid directional control valve.
As preferably, described flow divider-combiner is communicated with the first left chamber of oil hydraulic cylinder and the second oil hydraulic cylinder left chamber respectively, the right connection mouth of described solenoid directional control valve is communicated with the first oil hydraulic cylinder right chamber, the second oil hydraulic cylinder right chamber respectively, the fluid of this structure variable pump branches to the first left chamber of oil hydraulic cylinder and the second oil hydraulic cylinder left chamber by solenoid directional control valve from flow divider-combiner, and the fluid in the first oil hydraulic cylinder right chamber, the second oil hydraulic cylinder right chamber flows to the first fuel tank piston rod this moment right side by the right connection mouth of solenoid directional control valve and pushes away.
As preferably, the left connection mouth of described solenoid directional control valve is communicated with the first oil hydraulic cylinder left chamber by the first one-way valve, the left connection mouth of described solenoid directional control valve also is communicated with the second oil hydraulic cylinder left chamber by the second one-way valve, when this structure commutates when solenoid directional control valve, variable displacement pump fluid enters respectively the first right chamber of oil hydraulic cylinder and the second oil hydraulic cylinder right chamber by solenoid directional control valve, the fluid in the first oil hydraulic cylinder, the second oil hydraulic cylinder left chamber is respectively by the first one-way valve and the second one-way valve the first fuel tank to solenoid directional control valve, and a piston rod this moment left side pushes away.
As preferably, described flow divider-combiner is connected with the first one-way valve, the second one-way valve, and this structure flow divider-combiner all is communicated with the first one-way valve, the second one-way valve, and is rational in infrastructure, easy to operate.
As preferably, described variable displacement pump also is connected to the second fuel tank by relief valve, and this structure variable pump is by relief valve to the second fuel tank, when the first oil hydraulic cylinder, the second cylinder pressure when excessive, the pressure of oil hydraulic cylinder can be regulated and reduce to relief valve, and handling safety is stable.
Beneficial effect:
The utility model adopts technique scheme that the flow divider-combiner synchronization loop device is provided, and adopts flow divider-combiner to make load equalization, and Comparision is stable, and operation safe is reliable.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
as shown in Figure 1, the flow divider-combiner synchronization loop device, comprise variable displacement pump 1, solenoid directional control valve 2, flow divider-combiner 3, the first oil hydraulic cylinder 4, the second oil hydraulic cylinder 5, described variable displacement pump 1 is connected to flow divider-combiner 3 by the left connection mouth of solenoid directional control valve 2, described flow divider-combiner 3 is communicated with the first oil hydraulic cylinder 4 and the second oil hydraulic cylinder 5 respectively, described the first oil hydraulic cylinder 4 and the second oil hydraulic cylinder 5 all are connected to the first fuel tank 6 by the right connection mouth of solenoid directional control valve 2, described flow divider-combiner 3 is communicated with the first left chamber of oil hydraulic cylinder 4 and the second oil hydraulic cylinder 5 left chamber respectively, the right connection mouth of described solenoid directional control valve 2 respectively with the first oil hydraulic cylinder 4 right chamber, the second oil hydraulic cylinder 5 right chamber connection, the left connection mouth of described solenoid directional control valve 2 is communicated with the first oil hydraulic cylinder 4 left chamber by the first one-way valve 7, the left connection mouth of described solenoid directional control valve 2 also is communicated with the second oil hydraulic cylinder 5 left chamber by the second one-way valve 8, described flow divider-combiner 3 and the first one-way valve 7, the second one-way valve 8 series connection, described variable displacement pump 1 also is connected to the second fuel tank 10 by relief valve 9.
during real work, the fluid of this structure variable pump 1 branches to the first left chamber of oil hydraulic cylinder 4 and the second oil hydraulic cylinder 5 left chamber by solenoid directional control valve 2 from flow divider-combiner 3, the first oil hydraulic cylinder 4 right chamber, the fluid in the second oil hydraulic cylinder 5 right chambeies flows to the first fuel tank 6 piston rod this moment right sides by the right connection mouth of solenoid directional control valve 2 and pushes away, this structure is when solenoid directional control valve 2 commutation, variable displacement pump 1 fluid enters respectively the first right chamber of oil hydraulic cylinder 4 and the second oil hydraulic cylinder 5 right chamber by solenoid directional control valve 2, the first oil hydraulic cylinder 4, the fluid in the second oil hydraulic cylinder 5 left chambeies is respectively by the first one-way valve 7 and the second one-way valve 8 the first fuel tank 6 to solenoid directional control valve 2, a piston rod this moment left side pushes away, this structure flow divider-combiner 3 all with the first one-way valve 7, the second one-way valve 8 is communicated with, rational in infrastructure, easy to operate, this structure variable pump 1 is by relief valve 9 to second fuel tanks 10, when the first oil hydraulic cylinder 4, the second oil hydraulic cylinder 5 pressure are when excessive, the pressure of oil hydraulic cylinder can be regulated and reduce to relief valve 9, handling safety is stable, the utility model adopts flow divider-combiner to make load equalization, Comparision is stable, operation safe is reliable.
Specific embodiment described herein is only to the explanation for example of the utility model spirit, the utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (5)
1. flow divider-combiner synchronization loop device, it is characterized in that: comprise variable displacement pump (1), solenoid directional control valve (2), flow divider-combiner (3), the first oil hydraulic cylinder (4), the second oil hydraulic cylinder (5), described variable displacement pump (1) is connected to flow divider-combiner (3) by the left connection mouth of solenoid directional control valve (2), described flow divider-combiner (3) is communicated with the first oil hydraulic cylinder (4) and the second oil hydraulic cylinder (5) respectively, and described the first oil hydraulic cylinder (4) all is connected to the first fuel tank (6) by the right connection mouth of solenoid directional control valve (2) with the second oil hydraulic cylinder (5).
2. flow divider-combiner synchronization loop device according to claim 1 is characterized in that: described flow divider-combiner (3) is communicated with the left chamber of the first oil hydraulic cylinder (4) and the second oil hydraulic cylinder (5) left chamber respectively, described electromagnetism
The right connection mouth of selector valve (2) is communicated with the first oil hydraulic cylinder (4) right chamber, the second oil hydraulic cylinder (5) right chamber respectively.
3. flow divider-combiner synchronization loop device according to claim 1, it is characterized in that: the left connection mouth of described solenoid directional control valve (2) is communicated with the first oil hydraulic cylinder (4) left chamber by the first one-way valve (7), and the left connection mouth of described solenoid directional control valve (2) also passes through the second one-way valve (8) and is communicated with the second oil hydraulic cylinder (5) left chamber.
4. flow divider-combiner synchronization loop device according to claim 3, it is characterized in that: described flow divider-combiner (3) is connected with the first one-way valve (7), the second one-way valve (8).
5. flow divider-combiner synchronization loop device according to claim 1, it is characterized in that: described variable displacement pump (1) also is connected to the second fuel tank (10) by relief valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320256183 CN203272297U (en) | 2013-05-10 | 2013-05-10 | Flow distribution and collecting valve synchronizing circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320256183 CN203272297U (en) | 2013-05-10 | 2013-05-10 | Flow distribution and collecting valve synchronizing circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203272297U true CN203272297U (en) | 2013-11-06 |
Family
ID=49502720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320256183 Expired - Fee Related CN203272297U (en) | 2013-05-10 | 2013-05-10 | Flow distribution and collecting valve synchronizing circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203272297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196810A (en) * | 2014-09-18 | 2014-12-10 | 芜湖高昌液压机电技术有限公司 | Multi-cylinder synchronous loop for gantry lifter proportional flow distribution and collecting valve |
| CN111216329A (en) * | 2018-11-26 | 2020-06-02 | 泰瑞机器股份有限公司 | Contracting brake hydraulic synchronous control system and method for two-plate injection molding machine |
-
2013
- 2013-05-10 CN CN 201320256183 patent/CN203272297U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196810A (en) * | 2014-09-18 | 2014-12-10 | 芜湖高昌液压机电技术有限公司 | Multi-cylinder synchronous loop for gantry lifter proportional flow distribution and collecting valve |
| CN111216329A (en) * | 2018-11-26 | 2020-06-02 | 泰瑞机器股份有限公司 | Contracting brake hydraulic synchronous control system and method for two-plate injection molding machine |
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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: 20131106 Termination date: 20140510 |