CN114439796A - Hydraulic equipment for large-scale thin plate overturning multi-group independent modular pump station - Google Patents
Hydraulic equipment for large-scale thin plate overturning multi-group independent modular pump station Download PDFInfo
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- CN114439796A CN114439796A CN202111369584.6A CN202111369584A CN114439796A CN 114439796 A CN114439796 A CN 114439796A CN 202111369584 A CN202111369584 A CN 202111369584A CN 114439796 A CN114439796 A CN 114439796A
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- 230000007306 turnover Effects 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 239000013589 supplement Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 114
- 230000006872 improvement Effects 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
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- Fluid Mechanics (AREA)
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- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention relates to a large-scale sheet turning hydraulic device with a plurality of independent modular pump stations, which comprises a base, wherein a support is arranged on the base, the support is symmetrically hinged with the lower ends of turning arms, the turning arms on two sides are driven by oil cylinders, and oil cylinder bodies are hinged on the base through oil cylinder bases and rotating shafts. The mechanical part of the invention has simple structure, the oil cylinder is backward inclined, the oil cylinder is stressed little, and the stress impact is reduced. The left and right turnover arms are driven by the duplex hydraulic pump respectively, so that the anti-interference performance is good, and the shunt stability is good. The proportional reversing valve has high synchronization precision, is easy to realize automation, can realize electromechanical cooperation and closed-loop control, and can be connected with a computer to realize MES management. The hydraulic control one-way valve realizes differential oil supplement, realizes the basically same speed of expansion and reduction, and reduces energy consumption due to full utilization of energy. The balance valve realizes the safe locking when the oil cylinder descends stably and the workpiece needs to stop moving in the overturning process, thereby reducing the potential safety hazard.
Description
Technical Field
The invention belongs to the technical field of hydraulic equipment, and relates to large-scale thin plate overturning hydraulic equipment with a plurality of independent modular pump stations.
Background
In the prior art, for a 180-degree turnover mechanism of a large-scale thin plate, an oil cylinder seat is in a forward tilting type, the bearing force of the oil cylinder seat is poor, and the bearing direction of the oil cylinder seat is changed. Usually, one hydraulic station is used to drive a plurality of groups of hydraulic valve sets. In the mode, one hydraulic pump is shunted to a plurality of groups of hydraulic valve groups, so that the shunting size is uneven, the shunting is difficult to adjust, and the debugging difficulty is very high. And because the pressure and the flow received by the hydraulic element are different, the synchronous change stability is poor, a large amount of electric calculation is needed during automatic synchronization, and the synchronization time is prolonged. Therefore, the turning-over can be completed only by a large amount of debugging time and operation time, and the automation degree is reduced. Because the synchronization error is large, there is a great potential safety hazard.
Disclosure of Invention
The invention aims to provide a large-scale thin plate overturning hydraulic device with a plurality of independent modular pump stations, which can solve the problem that a large amount of debugging time and operating time are needed to turn over the large-scale thin plate in place and reduce potential safety hazards.
According to the technical scheme provided by the invention: a large-scale sheet metal overturns the independent modular pump station hydraulic equipment of multiunit, including the base, mount the support on the base, the symmetrical hinged turning arm lower extreme on the support, the turning arm of both sides is driven by the cylinder, the cylinder block of the cylinder is articulated on base through cylinder seat and axis of rotation, the piston end of the cylinder is articulated outside the turning arm; the oil cylinder adopts a high-synchronism hydraulic system; the high-synchronism hydraulic system comprises a hydraulic station and a hydraulic valve bank; the hydraulic station comprises an oil pump; the oil pump is driven by a motor, the input end of the oil pump is communicated with the oil tank, the output end of the oil pump is communicated with the input end of the one-way valve, and the output end of the one-way valve is communicated with the hydraulic valve group; the hydraulic valve group comprises a first overflow valve, the output end of a check valve is connected with the input end of the first overflow valve, the output end of the first overflow valve is communicated with the input end of a second overflow valve, the overflow end of the first overflow valve is communicated with an oil tank, the output end of the second overflow valve is communicated with the input end of a balance valve, the output end of the balance valve is communicated with the input end of a hydraulic control check valve, the output end of the check valve is communicated with the input end of a three-position four-way proportional reversing valve, and the output end of the three-position four-way proportional reversing valve is communicated with an oil return port of the oil tank; the three-position four-way proportional reversing valve, the hydraulic control one-way valve, the balance valve and the second overflow valve are respectively provided with a rod cavity oil port and a rodless cavity oil port, the hydraulic control one-way valve, the balance valve and the rod cavity oil port and the rodless cavity oil port on the second overflow valve are respectively communicated with the rod cavity oil port and the rodless cavity oil port on the three-position four-way proportional reversing valve, and the rod cavity oil port and the rodless cavity oil port on the three-position four-way proportional reversing valve are communicated with the rod cavity and the rodless cavity of the oil cylinder; the two-position two-way reversing valve is provided with a control oil inlet and a control oil outlet, the control oil inlet of the two-position two-way reversing valve is communicated with the input end of the first overflow valve, and the control oil outlet of the two-position two-way reversing valve is communicated with the overflow end of the first overflow valve; the three-position four-way proportional reversing valve is controlled and driven by the amplifier; and a rod cavity oil port and a rodless cavity oil port on the three-position four-way proportional reversing valve are communicated with the rod cavity and the rodless cavity of the oil cylinder, and one-way throttle valves are arranged on oil paths of the rod cavity and the rodless cavity.
As a further improvement of the invention, a first overflow valve, a two-position two-way reversing valve, a three-position four-way proportional reversing valve, an amplifier, a hydraulic control one-way valve, a balance valve and a second overflow valve are integrated on a valve block, and oil pipes are replaced by ducts to communicate all hydraulic elements.
As a further improvement of the invention, the first overflow valve, the two-position two-way reversing valve, the hydraulic control one-way valve, the balance valve and the second overflow valve are cartridge valves.
As a further improvement of the invention, the oil pump is a duplex hydraulic pump.
As a further improvement of the invention, a dipstick is arranged on the side surface of the oil tank.
As a further improvement of the invention, an oil suction filter is arranged in the oil tank.
As a further improvement of the invention, the oil tank is provided with a vent hole, and an air filter is arranged in the vent hole.
As a further improvement of the invention, an oil pipe at the outlet end of the oil pump is provided with a shock-proof pressure gauge, and a pressure gauge switch is arranged on the oil pipe between the outlet end of the oil pump and the shock-proof pressure gauge.
As a further improvement of the invention, the base is arranged on the working platform through an adjusting seat.
As a further improvement of the invention, the lower part of the turnover arm is provided with an encoder at the hinge joint.
The positive progress effect of this application lies in:
the mechanical part of the invention has simple structure, the oil cylinder is backward inclined, the oil cylinder is stressed little, and the stress impact is reduced. The left and right turnover arms are driven by the duplex hydraulic pump respectively, so that the anti-interference performance is good, and the shunt stability is good. The proportional reversing valve has high synchronization precision, is easy to realize automation, can realize electromechanical cooperation and closed-loop control, and can be connected with a computer to realize MES management. The cartridge valve has the advantages of good sealing performance, quick response, strong pollution resistance, convenient deformation and high integration. The hydraulic control one-way valve realizes differential oil supply, realizes the same speed of expansion and contraction and reduction, and reduces energy consumption due to full utilization of energy. The balance valve realizes the safe locking when the oil cylinder descends stably and the workpiece needs to stop moving in the overturning process, thereby reducing the potential safety hazard.
Drawings
Fig. 1 is a schematic structural view of the machine of the present invention.
Fig. 2 is a hydraulic schematic diagram of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover such processes, methods, systems, articles, or apparatus that comprise a list of steps or elements, are not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such processes, methods, articles, or apparatus.
In the figures 1-2, the device comprises a turnover arm 1, a stop block 2, a support 3, a base 4, an encoder 5, an oil cylinder 6, a rotating shaft 7, an oil cylinder base 8 and an adjusting base 9; the oil pump comprises an oil tank 11, an oil suction filter 12, an oil dipstick 13, an air filter 14, a motor 15, an oil pump 17, a pressure gauge switch 18, a shock-resistant pressure gauge 19, a one-way valve 20, a first overflow valve 21, a two-position two-way reversing valve 22, a three-position four-way proportional reversing valve 23, an amplifier 24, a hydraulic control one-way valve 25, a balance valve 26, a second overflow valve 27, a valve block 28, a one-way throttle valve 29 and the like.
As shown in figure 1, the invention discloses a large-scale thin plate overturning hydraulic device with multiple independent modular pump stations, which comprises a base 4, wherein a support 3 is arranged on the base 4, the lower ends of overturning arms 1 are symmetrically hinged on the support 3, the overturning arms 1 on two sides are driven by oil cylinders 6, the bodies of the oil cylinders 6 are hinged on the base 4 through oil cylinder seats 8 and rotating shafts 7, and the piston ends of the oil cylinders 6 are hinged on the outer sides of the overturning arms 1. The oil cylinder 6 adopts a high-synchronism hydraulic system.
The base 4 is installed on the working platform through the adjusting seat 9, and the height error and the low error of the base 4 are adjusted by the adjusting seat 9.
An encoder 5 is arranged at the hinged position of the lower part of the turnover arm 1, and the encoder 5 is used for measuring the displacement speed of the oil cylinder 6.
As shown in fig. 2, the high-synchronism hydraulic system includes a hydraulic station and a hydraulic valve bank. The hydraulic station comprises an oil pump 17. The oil pump 17 is driven by the motor 15, and the oil pump 17 input communicates oil tank 11, and the oil pump 17 output communicates check valve 20 input, and the check valve 20 output communicates the hydraulic valve group.
The motor 15 drives the oil pump 17, the oil pump 17 sucks oil from the oil tank 11, the oil pump 17 outputs high-pressure oil through the one-way valve 20, and the high-pressure oil is output to the hydraulic valve group, which is the hydraulic station part of the hydraulic station.
The hydraulic valve group comprises two sets of hydraulic valve groups consisting of a first overflow valve 21, a two-position two-way reversing valve 22, a three-position four-way proportional reversing valve 23, an amplifier 24, a hydraulic control one-way valve 25, a balance valve 26 and a second overflow valve 27, and the hydraulic valve groups are a hydraulic station control part.
The two sets of hydraulic valve groups respectively provide power oil for the oil cylinders 6 on the left side and the right side to realize the extension and contraction of the oil cylinders 6, and the oil cylinders 6 are the execution parts of the hydraulic station.
The output end of the check valve 20 is connected with the input end of a first overflow valve 21, the output end of the first overflow valve 21 is communicated with the input end of a second overflow valve 27, the overflow end of the first overflow valve 21 is communicated with the oil tank 11, the output end of the second overflow valve 27 is communicated with the input end of a balance valve 26, the output end of the balance valve 26 is communicated with the input end of a hydraulic control check valve 25, the output end of the check valve 25 is communicated with the input end of a three-position four-way proportional reversing valve 23, and the output end of the three-position four-way proportional reversing valve 23 is communicated with an oil return port of the oil tank 11.
The three-position four-way proportional reversing valve 23, the hydraulic control check valve 25, the balance valve 26 and the second overflow valve 27 are all provided with a rod cavity oil port and a rodless cavity oil port, the rod cavity oil port and the rodless cavity oil port on the hydraulic control check valve 25, the balance valve 26 and the second overflow valve 27 are all communicated with the rod cavity oil port and the rodless cavity oil port on the three-position four-way proportional reversing valve 23, and the rod cavity oil port and the rodless cavity oil port on the three-position four-way proportional reversing valve 23 are communicated with the rod cavity and the rodless cavity of the oil cylinder 6.
The two-position two-way reversing valve 22 is provided with a control oil inlet and a control oil outlet, the control oil inlet of the two-position two-way reversing valve 22 is communicated with the input end of the first overflow valve 21, and the control oil outlet of the two-position two-way reversing valve 22 is communicated with the overflow end of the first overflow valve 21.
The three-position four-way proportional reversing valve 23 is controlled and driven by an amplifier 24.
As shown in fig. 2, the oil passages of the rod cavity and the rodless cavity of the oil cylinder 6, which are communicated with the rod cavity and the rodless cavity of the oil cylinder, are provided with one-way throttle valves 29, and the speed of the oil cylinder 6 can be basically synchronized by adjusting the one-way throttle valves 29; the oil source part of the hydraulic station provides power hydraulic oil for the hydraulic station control part and then conveys the power hydraulic oil to the three-position four-way proportional reversing valve 23, and the power hydraulic oil with different proportions is output after proportional control of the amplifier 24, so that high-precision stepless speed regulation of the oil cylinder 6 is realized, and conditions are created for automatic synchronization.
As shown in FIG. 2, the balance valve 26 of the hydraulic station of the present invention can realize the stability of workpiece falling and the safety locking when the workpiece needs to stop moving during the turnover process, so as to provide guarantee for the safe falling of the steel plate.
As shown in fig. 2, the hydraulic control check valve 25 of the hydraulic station of the present invention can realize that when the left and right arms of the steel plate are jointed with the steel plate, one oil cylinder 6 extends out, when one oil cylinder 6 retracts, the left and right overturning arms 1 rotate in the same direction, and the two oil cylinders 6 perform differential oil compensation at different speeds due to different areas of the oil inlet cavity and the oil return cavity, thereby providing a guarantee for realizing the substantially same speed.
As shown in figure 2, the one-way throttle valve 29 of the hydraulic station can manually adjust the opening size, throttle and regulate the speed, and has the basic speed regulation and synchronization function of the oil cylinder 6. When the automatic synchronous control in the steel plate is turned over to break down, the hydraulic system can be manually operated to safely drop the steel plate for emergency treatment.
The first overflow valve 21, the two-position two-way reversing valve 22, the three-position four-way proportional reversing valve 23, the amplifier 24, the hydraulic control one-way valve 25, the balance valve 26 and the second overflow valve 27 are integrated on the valve block 28, and oil pipes are replaced by ducts to communicate all hydraulic components.
The first overflow valve 21, the two-position two-way reversing valve 22, the hydraulic control one-way valve 25, the balance valve 26 and the second overflow valve 27 are cartridge valves. The cartridge valve has the advantages of small flow resistance, large flow capacity, good sealing property, quick response, strong pollution resistance, convenient deformation and high integration.
The oil pump 17 is a duplex hydraulic pump, can drive two oil paths, and is stable in synchronous flow division.
A dipstick 13 is mounted on the side of the fuel tank 11 to detect the amount of fuel in the fuel tank 11.
In order to improve the quality of the hydraulic oil, an oil suction strainer 12 is installed in the oil tank 11.
The oil tank 11 is provided with a vent, and an air filter 14 is arranged in the vent to ensure the quality of the atmosphere in the hydraulic system.
An oil pipe at the outlet end of the oil pump 17 is provided with a shock-proof pressure gauge 19, and an oil pipe between the outlet end of the oil pump 17 and the shock-proof pressure gauge 19 is provided with a pressure gauge switch 18 for monitoring the oil pressure of the hydraulic oil.
The working process of the invention is as follows:
when the plate is turned, the left turning arm 1 drives the thin plate to turn over by 80 degrees first for waiting, and the right turning arm 1 turns over 1 to approach the thin plate. After the left and right turnover arms 1 clamp the thin plate at the same time and turn over 20 degrees to the right, the left and right turnover arms 1 reset respectively to drive the thin plate to turn over from 0 degree. The mechanical part of the invention has simple structure, the oil cylinder 6 has a backward tilting structure, the oil cylinder 6 has small stress, the stress impact is reduced, and the potential safety hazard is reduced.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and scope of the invention, and such modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A large-scale sheet metal overturns independent modularization pump station hydraulic equipment of multiunit, characterized by, including the base (4), mount the support (3) on the base (4), the symmetrical hinged turnover arm (1) lower extreme on the support (3), the turnover arm (1) of both sides is driven by the cylinder (6), the cylinder block of the cylinder (6) is articulated on the base (4) through the cylinder block (8) and axis of rotation (7), the piston end of the cylinder (6) is articulated outside the turnover arm (1); the oil cylinder (6) adopts a high-synchronism hydraulic system; the high-synchronism hydraulic system comprises a hydraulic station and a hydraulic valve bank; the hydraulic station comprises an oil pump (17); the oil pump (17) is driven by the motor (15), the input end of the oil pump (17) is communicated with the oil tank (11), the output end of the oil pump (17) is communicated with the input end of the check valve (20), and the output end of the check valve (20) is communicated with the hydraulic valve group; the hydraulic valve group comprises a first overflow valve (21), the output end of a check valve (20) is connected with the input end of the first overflow valve (21), the output end of the first overflow valve (21) is communicated with the input end of a second overflow valve (27), the overflow end of the first overflow valve (21) is communicated with an oil tank (11), the output end of the second overflow valve (27) is communicated with the input end of a balance valve (26), the output end of the balance valve (26) is communicated with the input end of a hydraulic control check valve (25), the output end of the check valve (25) is communicated with the input end of a three-position four-way proportional reversing valve (23), and the output end of the three-position four-way proportional reversing valve (23) is communicated with an oil return port of the oil tank (11); the three-position four-way proportional reversing valve (23), the hydraulic control one-way valve (25), the balance valve (26) and the second overflow valve (27) are respectively provided with a rod cavity oil port and a rodless cavity oil port, the rod cavity oil ports and the rodless cavity oil ports on the hydraulic control one-way valve (25), the balance valve (26) and the second overflow valve (27) are respectively communicated with a rod cavity oil port and a rodless cavity oil port on the three-position four-way proportional reversing valve (23), and the rod cavity oil port and the rodless cavity oil port on the three-position four-way proportional reversing valve (23) are communicated with a rod cavity and a rodless cavity of the oil cylinder (6); a control oil inlet and a control oil outlet are arranged on the two-position two-way reversing valve (22), the control oil inlet of the two-position two-way reversing valve (22) is communicated with the input end of the first overflow valve (21), and the control oil outlet of the two-position two-way reversing valve (22) is communicated with the overflow end of the first overflow valve (21); the three-position four-way proportional reversing valve (23) is controlled and driven by an amplifier (24); and a rod cavity oil port and a rodless cavity oil port on the three-position four-way proportional reversing valve (23) are communicated with a rod cavity and a rodless cavity of the oil cylinder (6), and one-way throttle valves (29) are arranged on oil paths of the rod cavity and the rodless cavity.
2. The large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment as claimed in claim 1, wherein a first overflow valve (21), a two-position two-way reversing valve (22), a three-position four-way proportional reversing valve (23), an amplifier (24), a hydraulic control one-way valve (25), a balance valve (26) and a second overflow valve (27) are integrated on a valve block (28), and oil pipes are replaced by ducts to communicate hydraulic components.
3. The large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment as claimed in claim 2, wherein the first overflow valve (21), the two-position two-way reversing valve (22), the hydraulic control one-way valve (25), the balance valve (26) and the second overflow valve (27) are cartridge valves.
4. A large-scale sheet-turning multi-group independent modular pump station hydraulic equipment according to claim 1, characterized in that the oil pump (17) is a duplex hydraulic pump.
5. A large-scale thin plate turnover multi-group independent modular pump station hydraulic device as claimed in claim 1, characterized in that a dipstick (13) is installed on the side of the oil tank (11).
6. The large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment as claimed in claim 1, wherein an oil suction filter (12) is installed in the oil tank (11).
7. A large-scale thin plate turnover multi-group independent modular pump station hydraulic device as claimed in claim 1, wherein the oil tank (11) is provided with an air vent, and an air filter (14) is arranged in the air vent.
8. The large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment as claimed in claim 1, wherein a shock-proof pressure gauge (19) is installed on an oil pipe at the outlet end of the oil pump (17), and a pressure gauge switch (18) is installed on the oil pipe between the outlet end of the oil pump (17) and the shock-proof pressure gauge (19).
9. The large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment as claimed in claim 1, wherein the base (4) is mounted on the working platform through an adjusting seat (9).
10. A large-scale thin plate turnover multi-group independent modular pump station hydraulic equipment according to claim 1, characterized in that the lower hinged part of the turnover arm (1) is provided with an encoder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111369584.6A CN114439796B (en) | 2021-11-16 | 2021-11-16 | Hydraulic equipment for large-scale thin plate overturning multi-group independent modularized pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111369584.6A CN114439796B (en) | 2021-11-16 | 2021-11-16 | Hydraulic equipment for large-scale thin plate overturning multi-group independent modularized pump station |
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| Publication Number | Publication Date |
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| CN114439796A true CN114439796A (en) | 2022-05-06 |
| CN114439796B CN114439796B (en) | 2024-05-03 |
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| CN202111369584.6A Active CN114439796B (en) | 2021-11-16 | 2021-11-16 | Hydraulic equipment for large-scale thin plate overturning multi-group independent modularized pump station |
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