CN207061745U - A kind of hydraulic power unit of three-dimensional adjusting machine - Google Patents
A kind of hydraulic power unit of three-dimensional adjusting machine Download PDFInfo
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- CN207061745U CN207061745U CN201720734209.XU CN201720734209U CN207061745U CN 207061745 U CN207061745 U CN 207061745U CN 201720734209 U CN201720734209 U CN 201720734209U CN 207061745 U CN207061745 U CN 207061745U
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- 239000002828 fuel tank Substances 0.000 claims abstract description 20
- 238000005086 pumping Methods 0.000 claims abstract description 12
- 239000000446 fuel Substances 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 24
- 239000010720 hydraulic oil Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a kind of hydraulic power unit of three-dimensional adjusting machine, including fuel tank, high-pressure pump and low-lift pump, the high-pressure pump and low-lift pump are separately positioned on fuel tank；It includes high-pressure oil pump system and low pressure fuel pump system, the high-pressure oil pump system by high-pressure pump, a Z-direction vertically jack loop, two move horizontally loop and form；The low pressure fuel pump system jacks up action circuit by low-lift pump, a walking loop, one and formed；The utility model integrates high pressure pumping station and low pressure pumping plant.Low pressure pumping plant：The control of low pressure valve group jacks up the lifting of oil cylinder and the rotating of hydraulic motor；High pressure pumping station：Raising and lowering of the Z-direction valve group equipped with balanced valve control Z-direction jack, the valve group can make weight smooth decreasing and have pressure holding function；X, Y-valve group controlled level oil cylinder moves forward and backward.
Description
Technical field
A kind of hydraulic power unit is the utility model is related to, more particularly to a kind of hydraulic power unit of three-dimensional adjusting machine, belongs to hydraulic pressure
Equipment technical field.
Background technology
With the raising of shipbuilding industry manufacturing capacity, there is more and more, small then hundreds of tons, the large-scale structure of big then thousands of tons of
The piece welding of part.However, goliath elevating capacity can not meet above working condition requirement at present, so there have been large-scale
The piece Welding Problems of component.For the large-scale component more than elevating capacity scope, manufacturer is for cost and feasibility
Consider, it will usually using three-dimensional adjusting machine, for adjusting positioning large-scale component up and down, around.Three-dimensional adjusting machine is as ship
Oceangoing ship crane gear has the advantages that elevating capacity is expansible, construction is flexible, total cost is cheap.Just because of three-dimensional adjusting machine these
Advantage so that its application is more and more extensive.Due to the limitation of site environment, three-dimensional adjusting machine should possess walking function,
And generally require component in a repositioning process for component and keep a certain highly constant within the regular hour, and level side
To there is the function that possesses adjustment, common hydraulic power unit is difficult to realize all of above function simultaneously.
Utility model content
The purpose of this utility model is, there is provided a kind of hydraulic power unit of three-dimensional adjusting machine, the hydraulic power unit can be adjusted flexibly
Whole and positioning three-dimensional adjusting machine walking and positioning function.
To achieve the above object, the technical solution adopted in the utility model is, a kind of hydraulic power unit of three-dimensional adjusting machine,
Including fuel tank, high-pressure pump and low-lift pump, the high-pressure pump and low-lift pump are separately positioned on fuel tank；It includes high-pressure oil pump system
With low pressure fuel pump system, the high-pressure oil pump system by high-pressure pump, a Z-direction vertically jack loop, two move horizontally loop
Composition；The low pressure fuel pump system jacks up action circuit by low-lift pump, a walking loop, one and formed；
The inlet port of the high-pressure pump is connected with fuel tank, and its oil-out is connected with the oil inlet of the first reversing solenoid valve, the
The oil-out of one reversing solenoid valve is connected by balanced valve with the rodless cavity of vertical jack, and the rod chamber of vertical jack takes back
Oil pipe line；
X is also parallel with the oil-out of the high-pressure pump respectively to level jack and Y-direction level jack；The X to
The rodless cavity of level jack is connected with the oil-out of the second solenoid directional control valve, and its rod chamber takes back oil pipe line；The Y-direction is horizontal
The rodless cavity of jack is connected with the oil-out of the 3rd solenoid directional control valve, and its rod chamber takes back oil pipe line；
The inlet port of the low-lift pump is connected with fuel tank, its oil-out and the 4th solenoid directional control valve and the 5th solenoid directional control valve
Oil inlet connection, the oil-out of the 4th solenoid directional control valve is connected with running motor, and running motor takes back oil pipe line, described
Respectively paralleled on the oil-out of 5th solenoid directional control valve and be connected to three vehicle frames jack-up jack, vehicle frame jacks up the rod chamber of jack
Take back oil pipe line.
Preferably, the vertical jack, X are to being respectively arranged with one in level jack and Y-direction level jack
Displacement transducer, for sensing the top lifting height of each jacking cylinder.
Preferably, a pressure sensor is additionally provided with the rodless cavity of the vertical jack, for sensing vertical thousand
The pressure of hydraulic oil in jin top.
Preferably, being provided with the first overflow valve on the return line of the vertical jack, prevent from pressing on return line
Fluid occurs when power exceeds the setting value of overflow valve to leak.
Preferably, being respectively arranged with second overflow valve in the outlet line of the high-pressure pump and low-lift pump, work as pressure
Power then flows back to fuel tank in additional part when reaching the setting value of the second overflow valve by the second overflow valve, other parts continue to
On walk.
Preferably, it is respectively arranged with pressure gauge between the outlet line and the second overflow valve of the high-pressure pump and low-lift pump
And relief valve, the main effect of relief valve are the pressure gauge pressure represented on high-pressure pump and low-lift pump for debugging and testing.
Preferably, a filter is connected between the inlet port of the fuel tank and high-pressure pump and low-lift pump.
Preferably, it is also associated with a hydraulic control one-way valve, hydraulic control one-way valve on the oil-out of the 5th solenoid directional control valve
Setting ensure that hydraulic oil can only one-way flow, realize vehicle frame jack up jack real-time jack-up.
Preferably, the running motor is two-way quantitative hydraulic motor.
Preferably, a variable-frequency motor is connected with the high-pressure pump, because in high-pressure oil pump system, it is only not vertical
The action in direction, while also have the action of horizontal direction, so being controlled by a variable-frequency motor；Connected on the low-lift pump
There is a motor.
The beneficial effects of the utility model：The utility model integrates high pressure pumping station and low pressure pumping plant.Low-lift pump
Stand：The control of low pressure valve group jacks up the lifting of oil cylinder and the rotating of hydraulic motor；High pressure pumping station：Z-direction valve group is equipped with balanced valve control
The raising and lowering of Z-direction jack processed, the valve group can make weight smooth decreasing and have pressure holding function；X, Y-valve group controlled level
Oil cylinder moves forward and backward.The advantages of its is specific is embodied in：
1) using weight smooth decreasing can be made after the pumping plant；
2) multigroup control valve, operating efficiency improve；
3) Integrated design, small volume are in light weight；
4) it is safe and reliable：This pumping plant is for component and operating personnel's safety.
Brief description of the drawings
, below will be to institute in embodiment or description of the prior art in order to illustrate more clearly of the technical solution of the utility model
The accompanying drawing needed to use is briefly described.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is hydraulic schematic diagram of the present utility model；
In figure：1. fuel tank, 2. high-pressure pumps, 3. low-lift pumps, 4. first reversing solenoid valves, 5. balanced valves, 6. vertical jack,
7.X is to level jack, and 8.Y is to level jack, and 9. second solenoid directional control valves, 10. the 3rd solenoid directional control valves, 11. the 4th is electric
Magnetic reversal valve, 12. the 5th solenoid directional control valves, 13. running motors, 14. vehicle frames jack up jack, 15. displacement transducers, 16. pressures
Force snesor, 17. first overflow valves, 18. second overflow valves, 19. pressure gauges, 20. relief valves, 21. filters, 22. hydraulic control lists
To valve, 23. variable-frequency motors, 24. motors.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, below in conjunction with embodiment pair
Technical scheme in the application is clearly and completely described.
As depicted in figs. 1 and 2, the utility model discloses a kind of hydraulic power unit of three-dimensional adjusting machine, including fuel tank 1, height
Press pump 2 and low-lift pump 3, the high-pressure pump 2 and low-lift pump 3 are separately positioned on fuel tank 1；It includes high-pressure oil pump system and low
Press oil pumping system, the high-pressure oil pump system by 2, Z-directions of high-pressure pump vertically jack loop, two move horizontally loop sets
Into；The low pressure fuel pump system jacks up action circuit by 3, walking loops of low-lift pump, one and formed；
The inlet port of the high-pressure pump 2 is connected with fuel tank 1, and the oil inlet P of its oil-out and the first reversing solenoid valve 4 connects
Connect, the oil-out A of the first reversing solenoid valve 4 is connected by balanced valve 5 with the rodless cavity of vertical jack 6, vertical jack 6
Rod chamber takes back oil pipe line；
X is also parallel with the oil-out of the high-pressure pump 2 respectively to level jack 7 and Y-direction level jack 8；The X
It is connected to the rodless cavity of level jack 7 with the oil-out A of the second solenoid directional control valve 9, its rod chamber takes back oil pipe line；The Y
It is connected to the rodless cavity of level jack 8 with the oil-out A of the 3rd solenoid directional control valve 10, its rod chamber takes back oil pipe line；
The inlet port of the low-lift pump 3 is connected with fuel tank 1, and its oil-out changes with the 4th solenoid directional control valve 11 and the 5th electromagnetism
Connected to the oil inlet of valve 12, the oil-out of the 4th solenoid directional control valve 11 is connected with running motor 13, and running motor 13 connects
Return line, respectively paralleling on the oil-out of the 5th solenoid directional control valve 12 is connected to three vehicle frames and jacks up jack 14, vehicle frame
The rod chamber for jacking up jack 14 takes back oil pipe line.
The vertical jack 6, X are passed to being respectively arranged with a displacement in level jack 7 and Y-direction level jack 8
Sensor 15, for sensing the top lifting height of each jacking cylinder.
A pressure sensor 16 is additionally provided with the rodless cavity of the vertical jack 6, for sensing in vertical jack
The pressure of hydraulic oil.
The first overflow valve 17 is provided with the return line of the vertical jack 6, prevents that pressure exceeds on return line
Fluid occurs during the setting value of overflow valve to leak.
Second overflow valve 18 is respectively arranged with the outlet line of the high-pressure pump 2 and low-lift pump 3, when pressure reaches
Fuel tank is then flowed back in additional part by the second overflow valve during the setting value of the second overflow valve, and other parts continue up away.
Pressure gauge 19 and pressure release are respectively arranged between the outlet line of the high-pressure pump and low-lift pump and the second overflow valve
Valve 20, the main effect of relief valve are the pressure gauge pressure represented on high-pressure pump and low-lift pump for debugging and testing.
A filter 21 is connected between the fuel tank 1 and the inlet port of high-pressure pump 2 and low-lift pump 3.
A hydraulic control one-way valve 22 is also associated with the oil-out of 5th solenoid directional control valve 12, hydraulic control one-way valve 22 is set
Put ensure that hydraulic oil can only one-way flow, realize vehicle frame jack up jack real-time jack-up.
The running motor 13 is two-way quantitative hydraulic motor.
A variable-frequency motor 23 is connected with the high-pressure pump 2, because in high-pressure oil pump system, not only vertical direction
Action, while also have the action of horizontal direction, so being controlled by a variable-frequency motor 23；It is connected with the low-lift pump 3
One motor 24.
Its course of work is：
High-pressure oil pump system：
(1) vertical jack：The lifting action of vertical jack 6 is controlled by the commutation action of the first solenoid directional control valve 4,
Balanced valve 5 can play pressure maintaining effect to jack system oil circuit, and keep rodless cavity to have during the decline of vertical jack
Certain back pressure, the process for declining load are steady.
(2) level jack：By second and the 3rd solenoid directional control valve commutation action controlled level jack (X to and Y
To) the action pushed or pulled on the front and rear of load and moved left and right to realize.
Low pressure fuel pump system：
By forward and reverse rotation of the commutation action running motor 13 of the 4th solenoid directional control valve 11 realize car body forward and
Successively walk, control vehicle frame to jack up the raising and lowering of jack 14 by the 5th solenoid directional control valve, realize vehicle frame and ground
Separation and the action of vehicle frame walking.
The hydraulic control system of this patent is controlled by PLC, in the course of the work the position of each jack installation of system acquisition
The shift value of displacement sensor feedback, is compared by PLC, it is determined that the speed speed of affiliated jack, by adjusting frequency conversion
The rotating speed of the frequency shift motor of motor, so as to change pumping plant output oil mass number, to adjust the speed between each jack,
Make its synchronization accuracy≤± 0.5mm.And real-time writing task overall process, realize the storage and printing of data.
Described embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on this reality
With the embodiment in new, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of the utility model protection.
Claims (10)
1. a kind of hydraulic power unit of three-dimensional adjusting machine, including fuel tank (1), high-pressure pump (2) and low-lift pump (3), the high-pressure pump (2)
It is separately positioned on low-lift pump (3) on fuel tank (1)；Characterized in that, it includes high-pressure oil pump system and low pressure fuel pump system, institute
State high-pressure oil pump system by high-pressure pump (2), a Z-direction vertically jack loop, two move horizontally loop and form；The low pressure oil
Pumping system jacks up action circuit by low-lift pump (3), a walking loop, one and formed；
The inlet port of the high-pressure pump (2) is connected with fuel tank (1), and the oil inlet of its oil-out and the first reversing solenoid valve (4) connects
Connect, the oil-out of the first reversing solenoid valve (4) is connected by balanced valve (5) with the rodless cavity of vertical jack (6), vertical very heavy
The rod chamber on top (6) takes back oil pipe line；
X is also parallel with the oil-out of the high-pressure pump (2) respectively to level jack (7) and Y-direction level jack (8)；Institute
State X to the rodless cavity of level jack (7) with the oil-out of the second solenoid directional control valve (9) to be connected, its rod chamber takes back oil pipe line；
The rodless cavity of the Y-direction level jack (8) is connected with the oil-out of the 3rd solenoid directional control valve (10), and its rod chamber takes back oil pipe
Road；
The inlet port of the low-lift pump (3) is connected with fuel tank (1), its oil-out and the 4th solenoid directional control valve (11) and the 5th electromagnetism
The oil inlet connection of reversal valve (12), the oil-out of the 4th solenoid directional control valve (11) are connected with running motor (13), walked
Motor (13) takes back oil pipe line, is respectively paralleled on the oil-out of the 5th solenoid directional control valve (12) and is connected to three vehicle frames jack-up thousand
Jin top (14), the rod chamber that vehicle frame jacks up jack (14) take back oil pipe line.
2. the hydraulic power unit of three-dimensional adjusting machine according to claim 1, it is characterised in that vertical jack (6), the X
A displacement transducer (15) is respectively arranged with to level jack (7) and Y-direction level jack (8).
3. the hydraulic power unit of three-dimensional adjusting machine according to claim 2, it is characterised in that the vertical jack (6)
A pressure sensor (16) is additionally provided with rodless cavity.
4. the hydraulic power unit of three-dimensional adjusting machine according to claim 3, it is characterised in that the vertical jack (6)
The first overflow valve (17) is provided with return line.
5. the hydraulic power unit of three-dimensional adjusting machine according to claim 4, it is characterised in that the high-pressure pump (2) and low pressure
Second overflow valve (18) is respectively arranged with the outlet line of pump (3).
6. the hydraulic power unit of three-dimensional adjusting machine according to claim 5, it is characterised in that the high-pressure pump (2) and low pressure
Pressure gauge (19) and relief valve (20) are respectively arranged between the outlet line and the second overflow valve (18) of pump (3).
7. the hydraulic power unit of three-dimensional adjusting machine according to claim 6, it is characterised in that the fuel tank (1) and high-pressure pump
(2) and between the inlet port of low-lift pump (2) it is connected to a filter (21).
8. the hydraulic power unit of three-dimensional adjusting machine according to claim 7, it is characterised in that the 5th solenoid directional control valve
(12) hydraulic control one-way valve (22) is also associated with oil-out.
9. the hydraulic power unit of three-dimensional adjusting machine according to claim 1, it is characterised in that the running motor (13) is double
To constant displacement hydraulic motor.
10. the hydraulic power unit of three-dimensional adjusting machine according to claim 1, it is characterised in that connected on the high-pressure pump (2)
There is a variable-frequency motor (23), a motor (24) is connected with the low-lift pump (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734209.XU CN207061745U (en) | 2017-06-22 | 2017-06-22 | A kind of hydraulic power unit of three-dimensional adjusting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734209.XU CN207061745U (en) | 2017-06-22 | 2017-06-22 | A kind of hydraulic power unit of three-dimensional adjusting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207061745U true CN207061745U (en) | 2018-03-02 |
Family
ID=61509309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720734209.XU Expired - Fee Related CN207061745U (en) | 2017-06-22 | 2017-06-22 | A kind of hydraulic power unit of three-dimensional adjusting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207061745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108466102A (en) * | 2018-04-02 | 2018-08-31 | 成都熊谷加世电器有限公司 | A kind of pipeline end face groove cutting equipment starting protection system |
| CN110510540A (en) * | 2019-09-19 | 2019-11-29 | 成都立航科技股份有限公司 | A kind of type aircraft jacking hydraulic system |
| 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 |
| CN113339025A (en) * | 2021-06-04 | 2021-09-03 | 煤炭科学研究总院 | Hydraulic system and hydraulic support group |
-
2017
- 2017-06-22 CN CN201720734209.XU patent/CN207061745U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108466102A (en) * | 2018-04-02 | 2018-08-31 | 成都熊谷加世电器有限公司 | A kind of pipeline end face groove cutting equipment starting protection system |
| CN110510540A (en) * | 2019-09-19 | 2019-11-29 | 成都立航科技股份有限公司 | A kind of type aircraft jacking hydraulic system |
| CN110510540B (en) * | 2019-09-19 | 2024-02-13 | 成都立航科技股份有限公司 | Aircraft jacking hydraulic system |
| 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 |
| CN113339025A (en) * | 2021-06-04 | 2021-09-03 | 煤炭科学研究总院 | Hydraulic system and hydraulic support group |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180302 |