CN103511373B - Synchronous control hydraulic system - Google Patents
Synchronous control hydraulic system Download PDFInfo
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- CN103511373B CN103511373B CN201210211521.2A CN201210211521A CN103511373B CN 103511373 B CN103511373 B CN 103511373B CN 201210211521 A CN201210211521 A CN 201210211521A CN 103511373 B CN103511373 B CN 103511373B
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Abstract
nullIt is an object of the present invention to provide one and expansion action speed is faster than pinching action function simultaneously，Open、Pinching action synchronizing function，Executive component pressure holding function，The hydraulic system that sideward sliding function is integrated in one，Including flow divider-combiner、First trimmer valve、Second trimmer valve、First hydraulic control one-way valve、Second hydraulic control one-way valve、3rd hydraulic control one-way valve、Shuttle valve、First executive component and the second executive component，The most all kinds of hydraulic valves are installed on oil circuit board，Oil circuit board and the first executive component and the second executive component connect，The first executive component and the second executive component can be made to realize expansion action be faster than pinching action and realize synchronization and open、Pinching action，Simultaneously，Realize cutting off CLAMP、After OPEN oil circuit，Goods does not drops、Disconnect CLAMP、OPEN oil circuit，SSR or SSL hydraulic fluid port fuel feeding，Can realize to the right or left side is moved.
Description
Technical field
The present invention relates to a kind of synchronous control hydraulic system.
Background technology
At present, the fork truck configuration flat folder accessory such as class, side shifter is the most universal in particular client group, handling efficiency is high, reduce a dead lift cost, but its two jig arm can not realize synchronization action, the weakness of sideward sliding function constrains the flat folder accessory product such as class, side shifter and can only apply in low-end market, the high performance lift truck attachment of the eager demand of high-end customer, meets it and uses requirement.
Summary of the invention
It is an object of the present invention to provide one and expansion action speed is faster than pinching action function simultaneously, open, pinching action synchronizing function, executive component pressure holding function, the hydraulic system that sideward sliding function is integrated in one.
In order to solve the problems referred to above, the present invention is achieved by the following technical solutions:
nullThe synchronous control hydraulic system of the present invention，Including flow divider-combiner、First trimmer valve、Second trimmer valve、First hydraulic control one-way valve、Second hydraulic control one-way valve、3rd hydraulic control one-way valve、Shuttle valve、First executive component and the second executive component，The most all kinds of hydraulic valves are installed on oil circuit board，Oil circuit board is provided with CLAMP hydraulic fluid port、OPEN hydraulic fluid port、SSR or SSL hydraulic fluid port，Second hydraulic control one-way valve and the 3rd hydraulic control one-way valve are controlled by CLAMP hydraulic fluid port，CLAMP hydraulic fluid port disconnects，Second hydraulic control one-way valve and the 3rd hydraulic control one-way valve one direction shut-off，First hydraulic control one-way valve is controlled by OPEN hydraulic fluid port，OPEN hydraulic fluid port disconnects，First hydraulic control one-way valve one direction shut-off，Shuttle valve is between CLAMP hydraulic fluid port and OPEN hydraulic fluid port，During OPEN hydraulic fluid port fuel feeding，Composition differential oil line，During CLAMP hydraulic fluid port fuel feeding，2 the first trimmer valves in parallel and the second trimmer valve are positioned at flow divider-combiner front end，Prevent pressure fluctuation from impacting flow divider-combiner，Stablize net synchronization capability，Oil circuit board and the first executive component and the second executive component connect，The first executive component and the second executive component can be made to realize expansion action be faster than pinching action and realize synchronization and open、Pinching action，Simultaneously，Realize cutting off CLAMP、After OPEN oil circuit，Goods does not drops、Disconnect CLAMP、OPEN oil circuit，SSR or SSL hydraulic fluid port fuel feeding，Can realize to the right or left side is moved.
Further, during OPEN hydraulic fluid port fuel feeding, shuttle valve action, form differential oil line, make executive component expansion action be faster than pinching action.
Further, during CLAMP or OPEN hydraulic fluid port fuel feeding, trimmer valve, synchronous valve work, and make two executive component flows identical, it is achieved action synchronizes.
Further, after executive component performs pinching action, disconnecting oil circuit, three hydraulic control one-way valves make executive component pressurize, thus goods does not falls out.
Further, during SSR or SSL hydraulic fluid port fuel feeding, three hydraulic control one-way valves are closed, and make two executive component series connection, it is achieved load or unloaded sideward sliding function.
Further, expansion action speed being faster than pinching action function, open, pinching action synchronizing function, executive component pressure holding function, sideward sliding function is integrated in one.
Compared with prior art, the invention has the beneficial effects as follows: 1, during OPEN hydraulic fluid port fuel feeding, shuttle valve action, form differential oil line, make executive component expansion action be faster than pinching action.2, during CLAMP or OPEN hydraulic fluid port fuel feeding, trimmer valve, separation combiner valve work, make two executive component flows identical, it is achieved action synchronizes.3, after executive component performs pinching action, disconnecting oil circuit, a hydraulic control one-way valve makes executive component pressurize, thus goods does not falls out.4, during SSR or SSL hydraulic fluid port fuel feeding, three hydraulic control one-way valves are closed, and make two executive component series connection, it is achieved load or unloaded sideward sliding function.5, expansion action speed being faster than pinching action function, open, pinching action synchronizing function, executive component pressure holding function, sideward sliding function is integrated in one.
Accompanying drawing explanation
Fig. 1 is the outline drawing that synchronous control hydraulic system of the present invention is integrated on valve body；
Fig. 2 is the fundamental diagram of synchronous control hydraulic system of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
nullAs depicted in figs. 1 and 2，A kind of synchronous control hydraulic system，Including flow divider-combiner 101、First trimmer valve 102、Second trimmer valve 103、First hydraulic control one-way valve 104、Second hydraulic control one-way valve 105、3rd hydraulic control one-way valve 106、Shuttle valve 107、First executive component 201 and the second executive component 202，The most all kinds of hydraulic valves are installed on oil circuit board，Oil circuit board is provided with CLAMP hydraulic fluid port、OPEN hydraulic fluid port、SSR or SSL hydraulic fluid port，Second hydraulic control one-way valve 105 and the 3rd hydraulic control one-way valve 106 are controlled by CLAMP hydraulic fluid port，CLAMP hydraulic fluid port disconnects，Second hydraulic control one-way valve 105 and the 3rd hydraulic control one-way valve 106 one direction shut-off，First hydraulic control one-way valve 104 is controlled by OPEN hydraulic fluid port，OPEN hydraulic fluid port disconnects，First hydraulic control one-way valve 104 one direction shut-off，Shuttle valve 107 is between CLAMP hydraulic fluid port and OPEN hydraulic fluid port，During OPEN hydraulic fluid port fuel feeding，Composition differential oil line，During CLAMP hydraulic fluid port fuel feeding，2 the first trimmer valves 102 in parallel and the second trimmer valve 103 are positioned at flow divider-combiner 101 front end，Prevent pressure fluctuation from impacting flow divider-combiner，Stablize net synchronization capability，Oil circuit board connects with the first executive component 201 and the second executive component 202，The first executive component 201 and the second executive component 202 can be made to realize expansion action be faster than pinching action and realize synchronization and open、Pinching action，Simultaneously，Realize cutting off CLAMP、After OPEN oil circuit，Goods 301 does not drops、Disconnect CLAMP、OPEN oil circuit，SSR or SSL hydraulic fluid port fuel feeding，Can realize to the right or left side is moved.
During OPEN hydraulic fluid port fuel feeding, shuttle valve action, form differential oil line, make executive component expansion action be faster than pinching action, during CLAMP or OPEN hydraulic fluid port fuel feeding, trimmer valve, synchronous valve work, and make two executive component flows identical, it is achieved action synchronizes.After executive component performs pinching action, disconnecting oil circuit, three hydraulic control one-way valves make executive component pressurize, thus goods does not falls out.During SSR or SSL hydraulic fluid port fuel feeding, three hydraulic control one-way valves are closed, and make two executive component series connection, it is achieved load or unloaded sideward sliding function.Expansion action speed being faster than pinching action function, opens, pinching action synchronizing function, executive component pressure holding function, sideward sliding function is integrated in one.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, on the premise of without departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be regarded as protection scope of the present invention.
Claims (5)
- null1. a synchronous control hydraulic system，It is characterized in that: include flow divider-combiner、First trimmer valve、Second trimmer valve、First hydraulic control one-way valve、Second hydraulic control one-way valve、3rd hydraulic control one-way valve、Shuttle valve、First executive component and the second executive component，The most all kinds of hydraulic valves are installed on oil circuit board，Oil circuit board is provided with CLAMP hydraulic fluid port、OPEN hydraulic fluid port、SSR hydraulic fluid port and SSL hydraulic fluid port，Second hydraulic control one-way valve and the 3rd hydraulic control one-way valve are controlled by CLAMP hydraulic fluid port，CLAMP hydraulic fluid port disconnects，Second hydraulic control one-way valve and the 3rd hydraulic control one-way valve one direction shut-off，First hydraulic control one-way valve is controlled by OPEN hydraulic fluid port，OPEN hydraulic fluid port disconnects，First hydraulic control one-way valve one direction shut-off，Shuttle valve is between CLAMP hydraulic fluid port and OPEN hydraulic fluid port，During OPEN hydraulic fluid port fuel feeding，Composition differential oil line，During CLAMP hydraulic fluid port fuel feeding，2 the first trimmer valves in parallel and the second trimmer valve are positioned at flow divider-combiner front end，Oil circuit board and the first executive component and the second executive component connect，The first executive component and the second executive component can be made to realize expansion action be faster than pinching action and realize synchronization and open、Pinching action，Simultaneously，Realize cutting off CLAMP oil circuit、After OPEN oil circuit，Goods does not drops、Disconnect CLAMP oil circuit、OPEN oil circuit，SSR hydraulic fluid port or SSL hydraulic fluid port fuel feeding，Can realize to the right or left side is moved.
- Synchronous control hydraulic system the most according to claim 1, it is characterised in that: during OPEN hydraulic fluid port fuel feeding, shuttle valve action, form differential oil line, make the first executive component and the second executive component expansion action be faster than pinching action.
- Synchronous control hydraulic system the most according to claim 1, it is characterised in that: when CLAMP hydraulic fluid port or OPEN hydraulic fluid port fuel feeding, trimmer valve, synchronous valve work, and make two executive component flows identical, it is achieved action synchronizes.
- Synchronous control hydraulic system the most according to claim 1, it is characterized in that: after the first executive component and the second executive component perform pinching action, disconnecting oil circuit, three hydraulic control one-way valves make the first executive component and the second executive component pressurize, thus goods does not falls out.
- Synchronous control hydraulic system the most according to claim 1, it is characterised in that: when SSR hydraulic fluid port or SSL hydraulic fluid port fuel feeding, three hydraulic control one-way valves are closed, and make two executive component series connection, it is achieved load or unloaded sideward sliding function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210211521.2A CN103511373B (en) | 2012-06-26 | 2012-06-26 | Synchronous control hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210211521.2A CN103511373B (en) | 2012-06-26 | 2012-06-26 | Synchronous control hydraulic system |
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| Publication Number | Publication Date |
|---|---|
| CN103511373A CN103511373A (en) | 2014-01-15 |
| CN103511373B true CN103511373B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210211521.2A Active CN103511373B (en) | 2012-06-26 | 2012-06-26 | Synchronous control hydraulic system |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217532A (en) * | 2015-09-30 | 2016-01-06 | 江苏柳工机械有限公司 | Loader laterally embraces the auxiliary receipts or other documents in duplicate stick control device of fork |
| CN105402177B (en) * | 2015-12-25 | 2018-01-16 | 徐州重型机械有限公司 | A kind of executing agency's adjusting means and engineering machinery |
| CN112268029B (en) * | 2020-09-25 | 2023-01-06 | 杭叉集团股份有限公司 | Sidesway distance-adjusting attachment valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3801133A1 (en) * | 1988-01-16 | 1989-07-27 | Kaup Gmbh & Co Kg | Attachment for a lift truck |
| EP0959039A2 (en) * | 1998-05-11 | 1999-11-24 | Cascade Corporation | Clamp for handling stacked loads of different sizes at different maximum clamping forces |
| EP1122209A1 (en) * | 2000-02-07 | 2001-08-08 | Hans H. Meyer GmbH | Gripping device for a lift truck |
| CN201485234U (en) * | 2009-08-04 | 2010-05-26 | 厦门厦工机械股份有限公司 | Synchronous device achieving fork of forklift |
| CN202245776U (en) * | 2011-08-11 | 2012-05-30 | 三一汽车起重机械有限公司 | Oil cylinder telescoping control device, elevator boom and hoisting machinery |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8091467B2 (en) * | 2008-04-30 | 2012-01-10 | Cascade Corporation | Hydraulic valve circuit with damage-control override |
| CN201495049U (en) * | 2009-09-29 | 2010-06-02 | 四川建设机械（集团）股份有限公司 | Jacking actuating unit for stacker crane |
-
2012
- 2012-06-26 CN CN201210211521.2A patent/CN103511373B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3801133A1 (en) * | 1988-01-16 | 1989-07-27 | Kaup Gmbh & Co Kg | Attachment for a lift truck |
| EP0959039A2 (en) * | 1998-05-11 | 1999-11-24 | Cascade Corporation | Clamp for handling stacked loads of different sizes at different maximum clamping forces |
| EP1122209A1 (en) * | 2000-02-07 | 2001-08-08 | Hans H. Meyer GmbH | Gripping device for a lift truck |
| CN201485234U (en) * | 2009-08-04 | 2010-05-26 | 厦门厦工机械股份有限公司 | Synchronous device achieving fork of forklift |
| CN202245776U (en) * | 2011-08-11 | 2012-05-30 | 三一汽车起重机械有限公司 | Oil cylinder telescoping control device, elevator boom and hoisting machinery |
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| Publication number | Publication date |
|---|---|
| CN103511373A (en) | 2014-01-15 |
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Address after: 246008 Anhui city of Anqing Province Economic and Technological Development Zone Fang Road Applicant after: Anqing Liandong Engineering Trucks Attachments Co., Ltd. Address before: 246001 Yingbin Road, Anqing Development Zone, Anhui, 309 Applicant before: Anqing Liandong Engineering Trucks Attachments Co., Ltd. |
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