CN204729372U - A kind of hydraulic control system of supercharging type press machine - Google Patents
A kind of hydraulic control system of supercharging type press machine Download PDFInfo
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- CN204729372U CN204729372U CN201520386133.7U CN201520386133U CN204729372U CN 204729372 U CN204729372 U CN 204729372U CN 201520386133 U CN201520386133 U CN 201520386133U CN 204729372 U CN204729372 U CN 204729372U
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Abstract
The utility model discloses a kind of hydraulic control system of supercharging type press machine, comprise gear pump, relief valve, pressure gauge, hand-operated direction valve group, one-way valve, pressurized cylinder, Pilot operated check valve, operating cylinder, pass oil cylinder, fuel tank, filter, motor, the filler opening of gear pump is connected with fuel tank through filter, gear pump is connected with hand-operated direction valve A, relief valve and pressure gauge is connected with between gear pump and hand-operated direction valve A, hand-operated direction valve A is connected with hand-operated direction valve B by transport pipe, hand-operated direction valve B is connected with hand-operated direction valve C by transport pipe, hand-operated direction valve C is connected with fuel tank by transport pipe, two other interface of hand-operated direction valve A is connected with the large piston cavity of pressurized cylinder and small piston inner chamber respectively, two other interface of hand-operated direction valve B is connected with the rod chamber of operating cylinder and rodless cavity respectively, rodless cavity is connected with pressure gauge through Pilot operated check valve, and two other interface of hand-operated direction valve C is connected with the rod chamber and rodless cavity of passing oil cylinder respectively.The press machine of the utility model hydraulic control system can reduce the labor intensity of workman greatly, improve man-haur efficiency, the spoilage of component in reduction equipment disassembly process, there is fabulous use value, be mainly used in various axle class, jack class, the dismounting of tubular class and the comparatively shape of all kinds of structural member.<pb pnum="1" />
Description
Technical field
The utility model relates to a kind of hydraulic control system, specifically a kind of hydraulic control system of supercharging type press machine.
Background technique
Combine the maintenance of adopting comprehensive digging equipment equipment and in current Safety of Coal Mine Production, have very important status, improving constantly particularly along with mechanization degree, more aobvious is particularly important.Adopt in the maintenance of comprehensive pick equipment comprehensive, mainly for the shaping of bracket side backplate and all kinds of piston rod, guide rod more straight, all kinds of trough shaping of scraper conveyor, the dismounting of coal winning machine, development machine, conveyor etc. axle, bearing and cylinder, die forming etc.In the past in maintenance process, dismounting and orthopedic extremely inconvenient, labor strength was comparatively large, sometimes also had to carry out destructiveness and dismantled.This just needs the dismounting of press machine to various axle class, jack class, tubular class and the comparatively shape of all kinds of structural member.But the pressure of some press machinees is inadequate, needs to carry out supercharging to it, reaches pressure demand.
Model utility content
For solving the problems of the technologies described above, the utility model provides a kind of hydraulic control system of supercharging type press machine.
The technical solution adopted in the utility model is:
A kind of hydraulic control system of supercharging type press machine, comprise gear pump, relief valve, pressure gauge, hand-operated direction valve group, one-way valve, pressurized cylinder, Pilot operated check valve, operating cylinder, pass oil cylinder, fuel tank, filter, motor, described hand-operated direction valve group comprises hand-operated direction valve A, hand-operated direction valve B, hand-operated direction valve C, it is characterized in that: the filler opening of described gear pump is connected with fuel tank through filter, the oil outlet of described gear pump is connected with the filler opening of hand-operated direction valve A, transport pipe between described gear pump and hand-operated direction valve A is connected with relief valve and pressure gauge, another interface of described relief valve is connected with fuel tank by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve A is connected with the filler opening of hand-operated direction valve B by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve B is connected with the filler opening of hand-operated direction valve C by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve C is connected with fuel tank by transport pipe, one in two other interface of described hand-operated direction valve A is connected with the large piston cavity of pressurized cylinder, another is connected with the small piston inner chamber of pressurized cylinder through one-way valve, the small piston inner chamber of described pressurized cylinder is connected with pressure gauge by transport pipe, two other interface of described hand-operated direction valve B is connected with the rod chamber of operating cylinder and rodless cavity respectively, the rodless cavity of described operating cylinder is connected with pressure gauge through Pilot operated check valve, two other interface of described hand-operated direction valve C is connected with the rod chamber and rodless cavity of passing oil cylinder respectively.
Further, described hand-operated direction valve A, hand-operated direction valve B and hand-operated direction valve C are 3-position 4-way hand-operated direction valve.
Further, described relief valve is 2/2-way electromagnetic relief valve.
The beneficial effects of the utility model:
The press machine of the utility model hydraulic control system can reduce the labor intensity of workman greatly, improve man-haur efficiency, the spoilage of component in reduction equipment disassembly process, there is fabulous use value, be mainly used in various axle class, jack class, the dismounting of tubular class and the comparatively shape of all kinds of structural member.
Accompanying drawing explanation
Fig. 1 is hydraulic scheme of the present utility model.
Embodiment
As shown in Figure 1, the hydraulic control system of a kind of supercharging type press machine of the present utility model, comprise gear pump 1, relief valve 2, pressure gauge 3, hand-operated direction valve group 4, one-way valve 5, pressurized cylinder 6, Pilot operated check valve 7, operating cylinder 8, pass oil cylinder 9, fuel tank 10, filter 11, motor 12, described hand-operated direction valve group 4 comprises hand-operated direction valve A 41, hand-operated direction valve B 42, hand-operated direction valve C 43, it is characterized in that: the filler opening of described gear pump 1 is connected with fuel tank 10 through filter 11, the oil outlet of described gear pump 1 is connected with the filler opening of hand-operated direction valve A 41, transport pipe between described gear pump 1 and hand-operated direction valve A 41 is connected with relief valve 2 and pressure gauge 3, another interface of described relief valve 2 is connected with fuel tank 10 by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve A 41 is connected with the filler opening of hand-operated direction valve B 42 by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve B 42 is connected with the filler opening of hand-operated direction valve C 43 by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve C 43 is connected with fuel tank 10 by transport pipe, one in two other interface of described hand-operated direction valve A 41 is connected with the large piston cavity of pressurized cylinder 6, another is connected with the small piston inner chamber of pressurized cylinder 6 through one-way valve 5, the small piston inner chamber of described pressurized cylinder 6 is connected with pressure gauge 3 by transport pipe, two other interface of described hand-operated direction valve B 42 is connected with the rod chamber of operating cylinder 8 and rodless cavity respectively, the rodless cavity of described operating cylinder 8 is connected with pressure gauge 3 through Pilot operated check valve 7, two other interface of described hand-operated direction valve C 43 is connected with the rod chamber and rodless cavity of passing oil cylinder 9 respectively.
Further, described hand-operated direction valve A 41, hand-operated direction valve B 42 and hand-operated direction valve C 43 is 3-position 4-way hand-operated direction valve.
Further, described relief valve 2 is 2/2-way electromagnetic relief valve.
Hydraulic principle: electric control box closes a floodgate, by starting button, motor 12 driven gear pump 1 rotates by prescribed direction, by filter 11 from fuel tank 10 oil suction, because the hand of tetrad selector valve group 4 is being all in zero-bit when starting, fluid passes through selector valve neutral position from oil sump tank 10, therefore oil pump running light, pressure gauge 3 is designated as zero.Four hands of tetrad selector valve group 4 are controlling to pass oil cylinder 43, operating cylinder 32, pressurizing cylinder 41, for subsequent use respectively.Be 26MPa safety valve set pressure before work, during work, oil cylinder 43 hand handle is passed in operation, push-and-pull translation completes the location to required dismounting component, pass oil cylinder 43 hand afterwards resetting, then operation element oil cylinder 42 hand is carrying out dismounting to required dismounting component, hydraulic check valve 7 and one-way valve 5 are set up respectively to operating cylinder 42 and pressurizing cylinder 41, oil cylinder can be rested on arbitrary position in mobile range, ensured that oil cylinder safety and precise reliably works.
It is more than unsupercharged situation, its Maximum operating pressure 260 tons, if under specific condition, this pressure can not complete disassemble and assemble work, and that will adopt the mode of supercharging, and pressure doubles, reach as high as 560 tons, oil cylinder 43 hand handle is passed in operation, making its work, the piston head of operating cylinder 42 will be made before blower operations as far as possible close to workpiece according to hired roughneck anti-after first imbibition making the high-voltage oil liquid of pressurizing cylinder 41 enter operating cylinder 42.
Claims (3)
1. the hydraulic control system of a supercharging type press machine, comprise gear pump, relief valve, pressure gauge, hand-operated direction valve group, one-way valve, pressurized cylinder, Pilot operated check valve, operating cylinder, pass oil cylinder, fuel tank, filter, motor, described hand-operated direction valve group comprises hand-operated direction valve A, hand-operated direction valve B, hand-operated direction valve C, it is characterized in that: the filler opening of described gear pump is connected with fuel tank through filter, the oil outlet of described gear pump is connected with the filler opening of hand-operated direction valve A, transport pipe between described gear pump and hand-operated direction valve A is connected with relief valve and pressure gauge, another interface of described relief valve is connected with fuel tank by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve A is connected with the filler opening of hand-operated direction valve B by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve B is connected with the filler opening of hand-operated direction valve C by transport pipe, the interface of the filler opening homonymy of described hand-operated direction valve C is connected with fuel tank by transport pipe, one in two other interface of described hand-operated direction valve A is connected with the large piston cavity of pressurized cylinder, another is connected with the small piston inner chamber of pressurized cylinder through one-way valve, the small piston inner chamber of described pressurized cylinder is connected with pressure gauge by transport pipe, two other interface of described hand-operated direction valve B is connected with the rod chamber of operating cylinder and rodless cavity respectively, the rodless cavity of described operating cylinder is connected with pressure gauge through Pilot operated check valve, two other interface of described hand-operated direction valve C is connected with the rod chamber and rodless cavity of passing oil cylinder respectively.
2. the hydraulic control system of a kind of supercharging type press machine according to claim 1, is characterized in that: described hand-operated direction valve A, hand-operated direction valve B and hand-operated direction valve C are 3-position 4-way hand-operated direction valve.
3. the hydraulic control system of a kind of supercharging type press machine according to claim 1, is characterized in that: described relief valve is 2/2-way electromagnetic relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386133.7U CN204729372U (en) | 2015-06-04 | 2015-06-04 | A kind of hydraulic control system of supercharging type press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386133.7U CN204729372U (en) | 2015-06-04 | 2015-06-04 | A kind of hydraulic control system of supercharging type press machine |
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| Publication Number | Publication Date |
|---|---|
| CN204729372U true CN204729372U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520386133.7U Expired - Fee Related CN204729372U (en) | 2015-06-04 | 2015-06-04 | A kind of hydraulic control system of supercharging type press machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122136A (en) * | 2016-08-30 | 2016-11-16 | 南昌航空大学 | A kind of device and method of die cavity superpressure when preventing internal high pressure forming |
-
2015
- 2015-06-04 CN CN201520386133.7U patent/CN204729372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122136A (en) * | 2016-08-30 | 2016-11-16 | 南昌航空大学 | A kind of device and method of die cavity superpressure when preventing internal high pressure forming |
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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: 20151028 Termination date: 20160604 |