CN219159306U - Hydraulic press equipment - Google Patents
Hydraulic press equipment Download PDFInfo
- Publication number
- CN219159306U CN219159306U CN202223587889.7U CN202223587889U CN219159306U CN 219159306 U CN219159306 U CN 219159306U CN 202223587889 U CN202223587889 U CN 202223587889U CN 219159306 U CN219159306 U CN 219159306U
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- 239000003921 oil Substances 0.000 claims description 177
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000001502 supplementing effect Effects 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses hydraulic press equipment, which comprises an oil cylinder and high-pressure oil equipment for driving the oil cylinder, wherein the oil cylinder comprises a main oil cylinder and a quick oil cylinder, and the main oil cylinder comprises a piston rod, a cylinder barrel and a high-pressure oil inlet channel; the quick oil cylinder comprises: the quick piston rod is inserted into the inner part from one end of the piston rod with the piston along the length direction but does not penetrate through the whole piston rod, and a quick rod channel is formed in the inner part of the quick piston rod in a hollow mode; and a fast oil inlet passage. When the piston rod needs to be started quickly to move, high-pressure oil liquid only enters the quick rod channel from the quick oil inlet channel to push the piston rod. The quick piston rod is inserted into the piston rod, so that the quick oil cylinder is arranged inside the main oil cylinder, the volume of the whole oil cylinder is reduced, the occupation of the volume outside the main oil cylinder is reduced, and the installation and the position adjustment of other accessories such as a liquid filling valve are facilitated.
Description
Technical Field
The utility model relates to the technical field of hydraulic pressure, in particular to double-station single-arm servo hydraulic press equipment with a built-in quick oil cylinder.
Background
The conventional main oil cylinder with the quick cylinder is arranged at the bottom of the main oil cylinder, and the oil inlet is also arranged at the bottom of the main oil cylinder, so that the quick cylinder occupies a large amount of space, is inconvenient to install, and influences the installation direction of components such as a liquid filling valve. In addition, the external quick cylinder needs to directly penetrate out of the cylinder bottom, so that oil leakage is easy to occur.
Disclosure of Invention
In order to solve the problems of inconvenient installation and oil leakage caused by the outer mounting of a quick cylinder of the existing hydraulic press equipment, a main oil cylinder with a built-in quick cylinder and the hydraulic press equipment are provided.
The utility model is realized by the following technical scheme: the utility model provides a hydraulic press equipment, includes hydro-cylinder and is used for driving the high-pressure oil equipment of hydro-cylinder, and the hydro-cylinder includes master cylinder and quick hydro-cylinder, the master cylinder includes:
one end of the piston rod is provided with a piston, and the other end of the piston rod is connected with the outside for output;
a cylinder for accommodating the piston and the piston rod movement;
the high-pressure oil inlet channel is communicated with the high-pressure oil equipment and one side of the piston;
the quick cylinder includes:
the quick piston rod is inserted into the quick piston rod along the length direction from one end of the piston rod with the piston but does not penetrate through the whole piston rod, a quick rod channel is formed in the quick piston rod in a hollow mode, and the piston rod can move along the quick piston rod;
the quick oil inlet channel is communicated with the high-pressure oil equipment and the quick rod channel, is positioned on the same side of the piston as the high-pressure oil inlet channel, and is not communicated with the high-pressure oil inlet channel.
When the quick-start type hydraulic piston rod is used, when the piston rod needs to be quickly started to move, the high-pressure oil inlet channel is closed, so that high-pressure oil liquid only enters the quick-speed rod channel from the quick-speed oil inlet channel, and then enters the inside of the piston rod, and the piston rod can be pushed, and as the sectional area of a cavity of the piston rod for accommodating the quick-speed piston rod is smaller, the pushing speed of the piston rod is higher under the condition of inputting the same high-pressure oil liquid; when the piston rod is required to be pushed at a low speed under high pressure, the high-pressure oil inlet channel is opened, high-pressure oil enters the fast rod channel from the fast oil inlet channel and enters one side of the piston, which is opposite to the piston rod, of the piston from the high-pressure oil inlet channel, so that the high-pressure oil drives the piston to push, and at the moment, the cross section area of the piston is large, so that the pushing force is larger.
The quick piston rod is inserted into the piston rod, so that the quick oil cylinder is arranged in the main oil cylinder, the volume of the whole oil cylinder is reduced, the volume occupation outside the main oil cylinder is reduced, and the installation and the position adjustment of other accessories such as a liquid filling valve are convenient; because the quick rod is arranged in the main oil cylinder, leaked oil only flows into the main oil cylinder, and pollution caused by outflow out of the oil cylinder is avoided.
Preferably, the sectional area of the rapid oil inlet channel is smaller than that of the high-pressure oil inlet channel, so that high-pressure oil liquid can more rapidly enter the cavity in the piston rod for accommodating the rapid piston rod.
Preferably, the main oil cylinder further comprises a cylinder bottom for sealing the end part of the cylinder barrel, wherein the cylinder bottom is provided with an oil filling valve, and the oil filling valve is communicated with the high-pressure oil inlet channel and the oil filling oil tank.
When the piston and the piston rod are pushed under the action of the quick cylinder, the space of one side of the piston, which is opposite to the piston rod, is increased, and the air pressure is reduced to form negative pressure, so that the oil filling valve is opened, and oil is sucked from the oil filling oil tank to be used as supplement in advance, so that the speed is increased for the follow-up oil filling in advance in the high-pressure slow-speed pushing stage.
Preferably, a valve core is arranged in the oil filling valve, and the valve core is sucked out when the pressure on one side of the high-pressure oil inlet channel is low, so that the oil filling valve is in an open state, and the high-pressure oil inlet channel is automatically closed when oil is fed.
Preferably, the hydraulic oil pump further comprises a frame for installing the oil cylinder and the high-pressure oil equipment for driving the oil cylinder, the side surface of the frame is C-shaped, and the oil cylinder and the oil supplementing oil tank are arranged on the upper portion of the frame.
The C-shaped frame enables the whole hydraulic machine to be of a single-arm structure, ensures the structural strength, enables the oil cylinder to flow out of a sufficient working space, and facilitates the installation of other equipment.
Preferably, the two cylinders with the same height are arranged on the rack, the functions of the two hydraulic presses are integrated on one device, the operation of personnel is more convenient, the requirements of two production lines can be met by only one person, and the occupied area is reduced.
Preferably, the high-pressure oil device comprises an oil pump controlled by a servo motor, and a pump control system for controlling the servo motor, wherein the pump control system comprises a displacement sensor for detecting displacement of a piston rod and a pressure sensor for measuring hydraulic pressure of the oil pump.
The servo motor pump control system and the pressure and displacement sensor are used for controlling, so that the pressure, displacement and speed can be controlled more conveniently, the electricity is saved, the service life of heating reducing elements is longer, the efficiency is higher, and the servo motor pump control system is more efficient and is more suitable for an automatic production line.
Preferably, the oil cylinder is vertically arranged on the frame, the piston rod faces downwards, the lower part of the piston rod is provided with a middle sliding block, the frame is also provided with a safety grating, and the safety grating is positioned outside the vertical projection of the middle sliding block, so that safety accidents caused by people or objects entering under the middle sliding block carelessly are avoided.
Preferably, a vertical guide post is arranged on the frame and is in sliding connection with the frame, the guide post is fixed on the middle sliding block, the middle sliding block is prevented from being offset, and the concentricity and the straightness of up-and-down movement in work are ensured.
Preferably, the frame is further provided with a lower top cylinder, and the lower top cylinder is located under the middle sliding block, so that the whole hydraulic press device has more functions and purposes.
Compared with the prior art, the utility model has the advantages that:
the quick piston rod is inserted into the piston rod, so that the quick oil cylinder is arranged in the main oil cylinder, the volume of the whole oil cylinder is reduced, the volume occupation outside the main oil cylinder is reduced, and the installation and the position adjustment of other accessories such as a liquid filling valve are convenient; because the quick rod is arranged in the main oil cylinder, leaked oil only flows into the main oil cylinder, and pollution caused by outflow out of the oil cylinder is avoided; the quick piston rod can play a guiding role in the movement of the piston rod, and the stability of the structure is improved.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present utility model;
FIG. 2 is an exploded perspective view of a first embodiment of the utility model (excluding the filter element);
FIG. 3 is a schematic diagram of an integrated board and piping system according to a first embodiment of the present utility model;
FIG. 4 is a schematic diagram of the back of an integrated board and piping system according to a first embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view of the embodiment of the present utility model after being cut through the cross-section at A-A in FIG. 3.
In the figure: the hydraulic cylinder comprises a piston rod 1, a piston 2, a cylinder barrel 3, a high-pressure oil inlet channel 4, a quick piston rod 5, a quick rod channel 51, a quick oil inlet channel 6, an oil supplementing oil tank 7, a cylinder bottom 8, an oil charging valve 9, a frame 10, an intermediate slide block 11, a safety grating 12, an oil pump 13, a servo motor 14, a displacement sensor 15, a pressure sensor 16, a guide column 17 and a lower top cylinder 18.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the following further describes how the present utility model is implemented with reference to the accompanying drawings and the detailed description.
The first embodiment is a hydraulic press device, including two hydro-cylinders and be used for driving the high-pressure oil equipment of hydro-cylinder, the hydro-cylinder includes master cylinder and quick hydro-cylinder, the master cylinder includes:
a piston rod 1, one end of which is provided with a piston 2, and the other end of which is connected with the outside for output;
a cylinder 3 for accommodating the movement of the piston 2 and the piston rod 1;
the high-pressure oil inlet channel 4 is communicated with the high-pressure oil equipment and one side of the piston 2;
the quick oil cylinder comprises:
a quick piston rod 5 inserted into the interior from one end of the piston rod 1 having the piston 2 in the length direction but not penetrating the entire piston rod 1, the quick piston rod 5 having a hollow interior forming a quick rod passage 51, the piston rod 1 being movable along the quick piston rod 5;
the quick oil inlet channel 6 is communicated with the high-pressure oil equipment and the quick rod channel 51, the sectional area of the quick oil inlet channel 6 is smaller than that of the high-pressure oil inlet channel 4, the quick oil inlet channel 6 and the high-pressure oil inlet channel 4 are positioned on the same side of the piston 2, and the quick oil inlet channel 6 and the high-pressure oil inlet channel 4 are not communicated with each other;
the oil supplementing oil tank 7 is arranged at the same height as the oil cylinder;
the cylinder bottom 8 is used for sealing the end part of one side of the cylinder barrel 3, where the high-pressure oil inlet channel 4 is arranged;
the oil filling valve 9 is vertically arranged at the cylinder bottom 8 and is communicated with the high-pressure oil inlet channel 4 and the oil supplementing oil tank 7, a valve core is arranged in the oil filling valve 9, the valve core is sucked out when the pressure of one side of the high-pressure oil inlet channel 4 is low, the oil filling valve 9 is in an open state, and an elastic piece is arranged between the valve core and the oil filling valve 9;
the rack 10 is used for installing a rack 10 of an oil cylinder and high-pressure oil equipment for driving the oil cylinder, the side surface of the rack 10 is C-shaped, and two oil cylinders and two oil supplementing oil tanks 7 are vertically arranged at the upper part of the rack 10;
a middle slide block 11 arranged at the lower part of the piston rod 1;
the safety grating 12 is positioned outside the vertical projection of the middle slide block 11, so that safety accidents caused by the fact that people or objects enter under the middle slide block 11 carelessly are avoided.
Furthermore, the high-pressure oil apparatus includes an oil pump 13 controlled by a servo motor 14, and a pump control system for controlling the servo motor 14, the pump control system including a displacement sensor 15 for detecting displacement of the piston rod 1, a pressure sensor 16 for measuring hydraulic pressure of the oil pump 13. The servo motor 14 is used for controlling a pump control system and a pressure and displacement sensor, so that the pressure, displacement and speed control can be realized more conveniently, the electricity is saved, the service life of heating reducing elements is longer, the efficiency is higher, and the automatic production line is more suitable; the oil pump 13 controlled by the servo motor 14 can control the oil pressure more accurately, and the idling of the oil pump 13 is avoided. The vertical guide post 17 is arranged on the frame 10, the guide post 17 is in sliding connection with the frame 10, the guide post 17 is fixed on the middle sliding block 11, the middle sliding block 11 is prevented from being offset, and the concentricity and the straightness of up-and-down movement in work are ensured. The frame 10 is also provided with a lower top cylinder 18, and the lower top cylinder 18 is positioned right below the middle sliding block 11, so that the whole hydraulic press equipment has more functions and purposes.
When the quick-start hydraulic oil pump is used, when the piston rod 1 needs to be quickly started to move, a command of closing the electromagnetic valve at the high-pressure oil inlet channel 4 is sent out through the pump control system, and the oil pump 13 is controlled to enable high-pressure oil to enter the quick-speed rod channel 51 from the quick-speed oil inlet channel 6 so as to enter the interior of the piston rod 1, so that the piston rod 1 can be pushed, and the piston rod 1 can be pushed at a higher pushing speed under the condition that the same high-pressure oil is input due to the fact that the cross section area of a cavity of the piston rod 1 for accommodating the quick-speed piston rod 5 is smaller, meanwhile, the space of one side of the piston 2, which is opposite to the piston rod 1, is increased, the air pressure is reduced to form negative pressure, so that the oil filling valve 9 is opened, and oil is sucked into the oil tank 7 from the oil filling tank to be used as supplement in advance, and the speed is increased in advance for the follow-up high-pressure slow-speed pushing stage; when the piston rod 1 needs to be pushed at a high pressure and a low speed, a command of opening the electromagnetic valve at the high pressure oil inlet channel 4 is sent out through the pump control system, high pressure oil enters the quick rod channel 51 from the quick oil inlet channel 6 and enters one side of the piston 2, which is opposite to the piston rod 1, of the high pressure oil inlet channel 4, so that the high pressure oil drives the piston 2 to push, at the moment, the sectional area of the piston 2 is large, the pushing force is larger, and the valve core is automatically closed under the combined action of the elastic piece and the pressure.
When the middle sliding block 11 is required to be lifted up to retract the piston rod 1, a pipeline connected with the oil pump 13 is arranged at the lower end of the cylinder barrel 3, the pump control system controls and closes the electromagnetic valves of the high-pressure oil inlet channel 4 and the quick oil inlet channel 6, the filling valve is forcibly opened, the pump control system controls the oil pump 13 to input high-pressure oil to the lower end of the cylinder barrel 3, so that the piston 2 and the piston rod 1 retract, the oil in the high-pressure oil inlet channel 4 and the quick oil inlet channel 6 enters the oil supplementing oil tank 7, and the oil in the oil supplementing oil tank 7 is supplemented for example by the oil pump 13 to complete oil circulation after reaching a certain height.
By inserting the quick piston rod 5 into the piston rod 1, the quick oil cylinder is arranged inside the main oil cylinder, so that the volume of the whole oil cylinder is reduced, the volume occupation outside the main oil cylinder is reduced, and the installation and the position adjustment of other accessories such as a liquid filling valve are convenient; the two hydraulic press functions are integrated on one device, so that the operation of personnel is more convenient, the requirements of two production lines can be met by only one person, and the occupied area is reduced; the charging valve is kept vertical, so that the valve core can be sucked down under a small negative pressure, and the charging valve is opened.
In the second embodiment, unlike the first embodiment, only one oil replenishing tank 7 is provided, and both the two cylinders replenish oil and discharge oil from the same oil replenishing tank 7, so that the structure of the upper part of the frame 10 is further reduced.
Claims (10)
1. The utility model provides a hydraulic press equipment, includes hydro-cylinder and is used for driving the high-pressure oil equipment of hydro-cylinder, its characterized in that, the hydro-cylinder includes master cylinder and quick hydro-cylinder, the master cylinder includes:
one end of the piston rod is provided with a piston, and the other end of the piston rod is connected with the outside for output;
a cylinder for accommodating the piston and the piston rod movement;
the high-pressure oil inlet channel is communicated with the high-pressure oil equipment and one side of the piston;
the quick cylinder includes:
the quick piston rod is inserted into the quick piston rod along the length direction from one end of the piston rod with the piston but does not penetrate through the whole piston rod, a quick rod channel is formed in the quick piston rod in a hollow mode, and the piston rod can move along the quick piston rod;
the quick oil inlet channel is communicated with the high-pressure oil equipment and the quick rod channel, is positioned on the same side of the piston as the high-pressure oil inlet channel, and is not communicated with the high-pressure oil inlet channel.
2. The hydraulic machine arrangement according to claim 1, characterized in that: the sectional area of the fast oil inlet channel is smaller than that of the high-pressure oil inlet channel.
3. The hydraulic machine arrangement according to claim 1 or 2, characterized in that: the main oil cylinder further comprises a cylinder bottom used for sealing the end part of the cylinder barrel, the cylinder bottom is provided with an oil filling valve, and the oil filling valve is communicated with the high-pressure oil inlet channel and the oil filling oil tank.
4. A hydraulic machine arrangement according to claim 3, characterised in that: a valve core is arranged in the oil filling valve, and the valve core is sucked out when the pressure on one side of the high-pressure oil inlet channel is low, so that the oil filling valve is in an open state.
5. A hydraulic machine arrangement according to claim 3, characterised in that: the hydraulic oil pump further comprises a frame for installing the oil cylinder and high-pressure oil equipment for driving the oil cylinder, the side face of the frame is C-shaped, and the oil cylinder and the oil supplementing oil tank are arranged on the upper portion of the frame.
6. The hydraulic machine apparatus of claim 5, wherein: two cylinders with the same height are arranged on the frame.
7. The hydraulic machine arrangement according to claim 1 or 2, characterized in that: the high-pressure oil equipment comprises an oil pump controlled by a servo motor and a pump control system for controlling the servo motor, wherein the pump control system comprises a displacement sensor for detecting displacement of a piston rod and a pressure sensor for measuring hydraulic pressure of the oil pump.
8. The hydraulic machine apparatus of claim 5, wherein: the oil cylinder is vertically arranged on the frame, the piston rod faces downwards, the lower part of the piston rod is provided with a middle sliding block, the frame is also provided with a safety grating, and the safety grating is positioned outside the vertical projection of the middle sliding block.
9. The hydraulic machine apparatus of claim 8, wherein: the machine frame is provided with a vertical guide post which is connected with the machine frame in a sliding way, and the guide post is fixed on the middle sliding block.
10. The hydraulic machine apparatus of claim 8, wherein: the machine frame is also provided with a lower top cylinder, and the lower top cylinder is positioned right below the middle sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223587889.7U CN219159306U (en) | 2022-12-29 | 2022-12-29 | Hydraulic press equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223587889.7U CN219159306U (en) | 2022-12-29 | 2022-12-29 | Hydraulic press equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219159306U true CN219159306U (en) | 2023-06-09 |
Family
ID=86621765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223587889.7U Active CN219159306U (en) | 2022-12-29 | 2022-12-29 | Hydraulic press equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219159306U (en) |
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2022
- 2022-12-29 CN CN202223587889.7U patent/CN219159306U/en active Active
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