CN203146462U - Copper unit reshaping synchronous control hydraulic loop - Google Patents
Copper unit reshaping synchronous control hydraulic loop Download PDFInfo
- Publication number
- CN203146462U CN203146462U CN 201320118417 CN201320118417U CN203146462U CN 203146462 U CN203146462 U CN 203146462U CN 201320118417 CN201320118417 CN 201320118417 CN 201320118417 U CN201320118417 U CN 201320118417U CN 203146462 U CN203146462 U CN 203146462U
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- way valve
- hydraulic fluid
- fluid port
- oil
- oil cylinder
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Abstract
The utility model provides a copper unit reshaping synchronous control hydraulic loop which comprises a first reshaping oil cylinder, a second reshaping oil cylinder, a first hydraulic control one-way valve, a second hydraulic control one-way valve, a first three-position and four-way valve, a second three-position and four-way valve, a third three-position and four-way valve, a fourth three-position and four-way valve, a first oil tank, a second oil tank, a flow divider valve and an oil pump. A rod cavity of the first reshaping oil cylinder is connected with a fourth oil port of the fourth three-position and four-way valve, and a rod cavity of the second reshaping oil cylinder is connected with a fourth oil port of the second three-position and four-way valve. Reshaping oil cylinder synchronous motions can be ensured, and the copper unit reshaping synchronous control hydraulic loop is high in synchronization precision. Even though oil is not distributed evenly caused by stoppage of an oil divider valve, the first reshaping oil cylinder and the second reshaping oil cylinder can feed and retreat synchronously, and the copper unit reshaping synchronous control hydraulic loop is simple in structure.
Description
Technical field
The utility model belongs to technical field of hydraulic, relates to a kind of copper unit shaping synchronization control oil hydraulic circuit.
Background technique
In the copper unit package production line, the effect of shaping station is copper coin is managed, for steel band is provided by the condition that provides, make neat, the standard, attractive in appearance of copper coin packing back outward appearance, be more convenient for putting in storage and deposit and transport, the shaping to copper coin in copper unit automatic packaging production line requires hydraulic cylinder synchronous motion height, high, the oil hydraulic circuit control height of accuracy of alignment.Existing shaping synchronization control hydraulic system mainly comprises two shaping oil cylinders, these two shaping oil cylinders have separately independently oil-feed and oil return circuit, because the fuel feeding to two shaping oil cylinders divides two-way to supply with by liquid separatnig valve, in case liquid separatnig valve hinders for some reason or other reasons occurs dividing oil inhomogeneous, can directly cause two shaping oil cylinders not reach synchronization motion, thereby cause copper coin shaping failure or lose precision.
The model utility content
The purpose of this utility model is to provide a kind of copper unit shaping synchronization control hydraulic system that can guarantee shaping oil cylinder synchronization motion at the problem of prior art existence.
For this reason, the utility model adopts following technological scheme:
A kind of copper unit shaping synchronization control oil hydraulic circuit comprises the first shaping oil cylinder, the second shaping oil cylinder, first Pilot operated check valve, second Pilot operated check valve, first three-position four-way valve, second three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve, first fuel tank, second fuel tank, diverter valve and oil pump; Described first fuel tank is connected with diverter valve with oil pump successively, and described first Pilot operated check valve connects the rodless cavity of the first shaping oil cylinder, and described second Pilot operated check valve connects the rodless cavity of the second shaping oil cylinder;
First hydraulic fluid port of described first three-position four-way valve connects first oil outlet of diverter valve, second hydraulic fluid port of first three-position four-way valve connects second fuel tank, the 3rd hydraulic fluid port of first three-position four-way valve connects first Pilot operated check valve, and the 4th hydraulic fluid port of first three-position four-way valve connects first hydraulic fluid port of second three-position four-way valve;
Second hydraulic fluid port of described second three-position four-way valve connects the 3rd hydraulic fluid port of first Pilot operated check valve and first three-position four-way valve, and the 3rd hydraulic fluid port of second three-position four-way valve connects second fuel tank;
First hydraulic fluid port of described the 3rd three-position four-way valve connects second oil outlet of diverter valve, second hydraulic fluid port of the 3rd three-position four-way valve connects second fuel tank, the 3rd hydraulic fluid port of the 3rd three-position four-way valve connects second Pilot operated check valve, and the 4th hydraulic fluid port of the 3rd three-position four-way valve connects first hydraulic fluid port of the 4th three-position four-way valve;
Second hydraulic fluid port of described the 4th three-position four-way valve connects the 3rd hydraulic fluid port of second Pilot operated check valve and the 3rd three-position four-way valve, and the 3rd hydraulic fluid port of the 4th three-position four-way valve connects second fuel tank;
The rod chamber of the described first shaping oil cylinder connects the 4th hydraulic fluid port of the 4th three-position four-way valve, and the rod chamber of the described second shaping oil cylinder connects the 4th hydraulic fluid port of second three-position four-way valve.
The beneficial effects of the utility model are: can guarantee shaping oil cylinder synchronization motion, the synchronization accuracy height causes branch oil inhomogeneous even separating valve hinders for some reason, and the first shaping oil cylinder and the second shaping oil cylinder also can keep synchro-feed and retreat; Simple in structure.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, a kind of copper unit shaping synchronization control oil hydraulic circuit comprises the first shaping oil cylinder 11, the second shaping oil cylinder 12, first Pilot operated check valve 9, second Pilot operated check valve 10, first three-position four-way valve 1, second three-position four-way valve 2, the 3rd three-position four-way valve 3, the 4th three-position four-way valve 4, first fuel tank 5, second fuel tank 8, diverter valve 7 and oil pump 6; Described first fuel tank 5 is connected with diverter valve 7 with oil pump 6 successively, and described first Pilot operated check valve 9 connects the rodless cavity of the first shaping oil cylinder 11, and described second Pilot operated check valve 10 connects the rodless cavity of the second shaping oil cylinder 12;
The first hydraulic fluid port 1a of first three-position four-way valve 1 connects the first oil outlet 7a of diverter valve 7, the second hydraulic fluid port 1b of first three-position four-way valve 1 connects second fuel tank 8, the 4th hydraulic fluid port 1d that the 3rd hydraulic fluid port 1c of first three-position four-way valve 1 connects first Pilot operated check valve, 9, the first three-position four-way valves 1 connects the first hydraulic fluid port 2a of second three-position four-way valve 2;
The second hydraulic fluid port 2b of second three-position four-way valve 2 connects the 3rd hydraulic fluid port 1c of first Pilot operated check valve 9 and first three-position four-way valve 1, and the 3rd hydraulic fluid port 2c of second three-position four-way valve 2 connects second fuel tank 8;
The first hydraulic fluid port 3a of the 3rd three-position four-way valve 3 connects the second oil outlet 7b of diverter valve 7, the second hydraulic fluid port 3b of the 3rd three-position four-way valve 3 connects second fuel tank 8, the 4th hydraulic fluid port 3d that the 3rd hydraulic fluid port 3c of the 3rd three-position four-way valve 3 connects second Pilot operated check valve, 10, the three three-position four-way valves 3 connects the first hydraulic fluid port 4a of the 4th three-position four-way valve 4;
The second hydraulic fluid port 4b of the 4th three-position four-way valve 4 connects the 3rd hydraulic fluid port 3c of second Pilot operated check valve 10 and the 3rd three-position four-way valve 3, and the 3rd hydraulic fluid port 4c of the 4th three-position four-way valve 4 connects second fuel tank 8;
The rod chamber of the first shaping oil cylinder 11 connects the 4th hydraulic fluid port 4d of the 4th three-position four-way valve 4, and the rod chamber of the second shaping oil cylinder 12 connects the 4th hydraulic fluid port 2d of second three-position four-way valve 2.
Working principle of the present utility model is as follows:
One, oil cylinder fast feed operation: the hydraulic oil in first fuel tank 5 is shunted the first hydraulic fluid port 1a that enters first three-position four-way valve 1 through oil pump 6 and by diverter valve 7, the 3rd hydraulic fluid port 1c from first three-position four-way valve 1 flows out the rodless cavity that enters the first shaping oil cylinder 11 through first Pilot operated check valve 9 then, realizes the fast feed of the first shaping oil cylinder 11; Oil return in the first shaping oil cylinder, 11 rod chambers enters the 4th hydraulic fluid port 4d of the 4th three-position four-way valve 4, and the second hydraulic fluid port 4b by the 4th three-position four-way valve 4 flows out the rodless cavity that enters the second shaping oil cylinder 12 through second Pilot operated check valve 10 then.The feeding process of the second shaping oil cylinder 12 is with the first shaping oil cylinder 11; In like manner, the oil return of the second shaping oil cylinder, 12 rod chambers enters the rodless cavity of the first shaping oil cylinder 11.So, if error appears in 7 fens oil of separating valve, divide the oil return of more many its rod chambers of oil cylinder of oil also just more many, but its oil return meeting enters the rodless cavity of the few oil cylinder of branch oil, thereby make slow-footed oil cylinder speed be compensated, the feed speed of final two shaping oil cylinders can remain identical, improves the system synchronization precision greatly.
Two, pressurization shaping and pressurize operation: the oil return of the first shaping oil cylinder, 11 rod chambers is got back to second fuel tank 8 through the 3rd hydraulic fluid port 4c of the 4th hydraulic fluid port 4d, the 4th 3-position 4-way valve core and the 4th three-position four-way valve 4 of the 4th three-position four-way valve 4; In like manner, second fuel tank 8 is also got back in the oil return of the second shaping oil cylinder, 12 rod chambers.
Three, oil cylinder retreats operation: the hydraulic oil one tunnel in first fuel tank 5 is through the first oil outlet 7a, the first hydraulic fluid port 1a of first three-position four-way valve 1, the first hydraulic fluid port 2a that the 4th hydraulic fluid port 1d enters second three-position four-way valve 2 of oil pump 6, diverter valve 7, and the 4th hydraulic fluid port 2d from second three-position four-way valve 2 flows out the rod chamber that enters the second shaping oil cylinder 12 again; In like manner, another road hydraulic oil in first fuel tank 5 enters the rod chamber of the first shaping oil cylinder.Hydraulic oil in the first shaping oil cylinder, 11 rodless cavities then enters the 3rd hydraulic fluid port 1c of first three-position four-way valve 1, flows out from the second hydraulic fluid port 1b and enter second fuel tank 8 through first Pilot operated check valve 9; In like manner, the hydraulic oil in the second shaping oil cylinder rodless cavity also is back to second fuel tank 8.
Need to prove that first fuel tank 5 and second fuel tank 8 are same fuel tank in real work, the utility model is the working procedure of clearer expression oil hydraulic circuit, so fuel tank is divided into first fuel tank and second fuel tank.More than each three-position four-way valve each hydraulic fluid port keying then all by the control valve body electromagnet dead electricity realizes.
Claims (1)
1. a copper unit shaping synchronization control oil hydraulic circuit comprises the first shaping oil cylinder, the second shaping oil cylinder, first Pilot operated check valve, second Pilot operated check valve, first three-position four-way valve, second three-position four-way valve, the 3rd three-position four-way valve, the 4th three-position four-way valve, first fuel tank, second fuel tank, diverter valve and oil pump; Described first fuel tank is connected with diverter valve with oil pump successively, and described first Pilot operated check valve connects the rodless cavity of the first shaping oil cylinder, and described second Pilot operated check valve connects the rodless cavity of the second shaping oil cylinder;
First hydraulic fluid port of described first three-position four-way valve connects first oil outlet of diverter valve, second hydraulic fluid port of first three-position four-way valve connects second fuel tank, the 3rd hydraulic fluid port of first three-position four-way valve connects first Pilot operated check valve, and the 4th hydraulic fluid port of first three-position four-way valve connects first hydraulic fluid port of second three-position four-way valve;
Second hydraulic fluid port of described second three-position four-way valve connects the 3rd hydraulic fluid port of first Pilot operated check valve and first three-position four-way valve, and the 3rd hydraulic fluid port of second three-position four-way valve connects second fuel tank;
First hydraulic fluid port of described the 3rd three-position four-way valve connects second oil outlet of diverter valve, second hydraulic fluid port of the 3rd three-position four-way valve connects second fuel tank, the 3rd hydraulic fluid port of the 3rd three-position four-way valve connects second Pilot operated check valve, and the 4th hydraulic fluid port of the 3rd three-position four-way valve connects first hydraulic fluid port of the 4th three-position four-way valve;
Second hydraulic fluid port of described the 4th three-position four-way valve connects the 3rd hydraulic fluid port of second Pilot operated check valve and the 3rd three-position four-way valve, and the 3rd hydraulic fluid port of the 4th three-position four-way valve connects second fuel tank;
It is characterized in that the rod chamber of the described first shaping oil cylinder connects the 4th hydraulic fluid port of the 4th three-position four-way valve, the rod chamber of the described second shaping oil cylinder connects the 4th hydraulic fluid port of second three-position four-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320118417 CN203146462U (en) | 2013-03-15 | 2013-03-15 | Copper unit reshaping synchronous control hydraulic loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320118417 CN203146462U (en) | 2013-03-15 | 2013-03-15 | Copper unit reshaping synchronous control hydraulic loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203146462U true CN203146462U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320118417 Expired - Fee Related CN203146462U (en) | 2013-03-15 | 2013-03-15 | Copper unit reshaping synchronous control hydraulic loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203146462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
-
2013
- 2013-03-15 CN CN 201320118417 patent/CN203146462U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20190315 |