Hydraulic shearing device

Abstract

The utility model provides a hydraulic type shearing device, which relates to the technical field of shearing devices and comprises a working table, a U-shaped plate is fixedly connected to the top of the working table and close to the center, a cutter groove is formed in the top of the working table and located below the U-shaped plate, a shearing blade is embedded in the cutter groove, and the U-shaped plate is fixedly connected to the top of the working table. And the positions, located on the two sides of the cutter groove, of the top of the workbench are fixedly connected with pipeline containing plates, a lifting plate is arranged in the U-shaped plate, the top of the U-shaped plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder penetrates through the U-shaped plate and is fixedly connected with a fixing disc, and the fixing disc is fixedly connected with the top of the lifting plate. According to the pipeline shearing device, a pipeline can be placed on the pipeline containing plate to be sheared, meanwhile, when a plate is sheared, the plate can be placed on the workbench on one side of the pipeline containing plate, the effect that the device is suitable for shearing the pipeline and the plate can be achieved, and therefore the effect of improving the practicability of the device can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of shearing devices, in particular to a hydraulic shearing device. Background Art

[0002] A hydraulic shearing device is a device that uses hydraulic technology for shearing operations and is widely used in fields such as metal processing, waste recycling, and construction. It can efficiently and accurately shear various materials, including metal sheets, pipes, and other hard materials.

[0003] Existing, such as a hydraulic shearing device with Chinese Patent Publication No.: CN209125009U, includes a left support column and a right support column. The support columns include the left support column and the right support column, and rectangular support blocks are provided on the lower sides of the left support column and the right support column. An arc-shaped groove is provided inside the rectangular support block, and arc-shaped convex buckles are provided at the lower ends of the left support column and the right support column. A cross beam is provided at the tops of the left support column and the right support column, and both left and right ends of the cross beam are fixedly connected to the left support column and the right support column through screw shafts. A screw is provided in the middle of the cross beam, and a hydraulic cylinder is provided above the cross beam. The screw connects the lower end of the hydraulic cylinder to the cross beam. The lower part of the hydraulic cylinder is fixedly connected to the upper jaw through a pin. Since this hydraulic shearing device is provided with a porous support platform, it will not cause the fracture to deform, which brings convenience to use. The jaws are not easily damaged by the sheared parts, the shearing quality is high, and no manual reprocessing is required after shearing.

[0004] Although the above patent technology is provided with a porous support platform, it will not cause the fracture to deform, which brings convenience to use. The jaws are not easily damaged by the sheared parts, the shearing quality is high, and no manual reprocessing is required after shearing. However, in this patent technology, due to the setting of the porous support platform, the device can only be applicable to shearing pipelines, and its practicability is relatively low. Therefore, a hydraulic shearing device is needed to solve the above problems. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the problem that in the above patent technology, due to the setting of a porous support platform, the device can only be applicable to shearing pipelines, and its practicability is relatively low, and to propose a hydraulic shearing device.

[0006] To achieve the above object, the utility model adopts the following technical solutions: A hydraulic shearing device includes a workbench. A U-shaped plate is fixedly connected to the top of the workbench near the center. A knife groove is formed in the top of the workbench and below the U-shaped plate. A shearing blade is embedded in the knife groove. Pipe placement plates are fixedly connected to both sides of the knife groove on the top of the workbench. A lifting plate is arranged inside the U-shaped plate. A hydraulic cylinder is fixedly connected to the top of the U-shaped plate. The output end of the hydraulic cylinder penetrates through the U-shaped plate and is fixedly connected to a fixed disk. The fixed disk is fixedly connected to the top of the lifting plate. Fixing plates are fixedly connected to both corners near the top of the workbench. First chutes are formed in one side wall of each fixing plate. Screws are rotatably connected to the inside of the first chutes by bearings. Motors are fixedly connected to one end of each fixing plate. The output end of the motor is embedded in one end of the fixing plate and fixedly connected to the screw. Moving blocks are sleeved on the surface of the screw and threadedly connected thereto. Long plates and limiting plates are fixedly connected to one end of the two moving blocks respectively. Arc plates are arranged below the long plates in the arc grooves of the pipe placement plates. The top of the arc plate is fixedly connected to the long plate. Scale plates are fixedly connected to the top of the fixing plates. Pointers are fixedly connected to the top of the long plate and the limiting plate near one end.

[0007] Preferably, support legs are fixedly connected to both corners near the bottom of the workbench. The shape of the support leg is trapezoidal.

[0008] Preferably, the diameters of the arc grooves on the surface of the pipe placement plates are arranged in ascending order from small to large. The arc plate is adapted to the arc grooves on the surface of the pipe placement plate.

[0009] Preferably, the top of the shearing blade is embedded in the bottom of the lifting plate. Mounting nails penetrate through the surface of the lifting plate and are threadedly connected thereto. The mounting nails penetrate through the shearing blade and are slidably connected thereto.

[0010] Preferably, grooves are formed in both inner walls of the U-shaped plate. Fixed rods are fixedly connected to the inside of the grooves. Limiting blocks are sleeved on the surface of the fixed rods and slidably connected thereto. The limiting blocks are fixedly connected to both ends of the lifting plate.

[0011] Preferably, second chutes are symmetrically formed in the top of one of the pipe placement plates near one side. Slide rods are fixedly connected to the inside of the second chutes. Sliding blocks are sleeved on the surface of the slide rods and slidably connected thereto. The tops of the two sliding blocks are fixedly connected to one end of the long plate and the limiting plate respectively.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are as follows.

[0013] 1. In the present utility model, the pipeline can be placed on the pipeline placement board for shearing. At the same time, when shearing the plate, the plate can be placed on the workbench on one side of the pipeline placement board, which can make the device applicable to shearing pipelines and plates, thereby improving the practicability of the device.

[0014] 2. In the present utility model, the motor can drive the screw rod to rotate. The rotation of the screw rod can drive the long plate and the limiting plate to move through the moving block, which can adjust the position of the pointer, thereby achieving the effect of accurately controlling the shearing length. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional overall structure diagram of a hydraulic shearing device proposed by the present utility model;

[0016] Figure 2 is a three-dimensional structure diagram of the workbench of a hydraulic shearing device proposed by the present utility model;

[0017] Figure 3 is a three-dimensional structure diagram of the hydraulic cylinder of a hydraulic shearing device proposed by the present utility model;

[0018] Figure 4 is a three-dimensional structure diagram of the shearing blade of a hydraulic shearing device proposed by the present utility model;

[0019] Figure 5 is a three-dimensional structure diagram of the limiting plate of a hydraulic shearing device proposed by the present utility model.

[0020] Legend: 1. Workbench; 2. Support leg; 3. U-shaped plate; 4. Knife groove; 5. Pipeline placement board; 6. Hydraulic cylinder; 7. Lifting plate; 8. Fixed disk; 9. Groove; 10. Fixed rod; 11. Limiting block; 12. Shearing blade; 13. Installation nail; 14. Fixed plate; 15. First sliding groove; 16. Long plate; 17. Arc plate; 18. Limiting plate; 19. Moving block; 20. Screw rod; 21. Second sliding groove; 22. Slide block; 23. Slide rod; 24. Pointer; 25. Scale plate; 26. Motor. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] In order to more clearly understand the above-mentioned objects, features and advantages of the present utility model, the following further describes the present utility model with reference to the drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0022] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Therefore, the present utility model is not limited by the specific embodiments disclosed in the following specification.

[0023] Embodiment 1, as Figures 1-5 shown, the present utility model provides a hydraulic shearing device, including a workbench 1. A U-shaped plate 3 is fixedly connected to the top of the workbench 1 and close to the center. A knife groove 4 is formed in the top of the workbench 1 and below the U-shaped plate 3. A shearing blade 12 is embedded in the knife groove 4. Pipe placing plates 5 are fixedly connected to both sides of the knife groove 4 on the top of the workbench 1. A lifting plate 7 is arranged inside the U-shaped plate 3. A hydraulic cylinder 6 is fixedly connected to the top of the U-shaped plate 3. The output end of the hydraulic cylinder 6 penetrates through the U-shaped plate 3 and is fixedly connected to a fixed disk 8. The fixed disk 8 is fixedly connected to the top of the lifting plate 7. Fixing plates 14 are fixedly connected to both corners of the top of the workbench 1. First sliding grooves 15 are formed in one side wall of each fixing plate 14. A screw rod 20 is rotatably connected to the inside of the first sliding grooves 15 by bearings. Motors 26 are fixedly connected to one end of each fixing plate 14. The output end of the motor 26 penetrates into one end of the fixing plate 14 and is fixedly connected to the screw rod 20. Moving blocks 19 are sleeved on the surface of the screw rod 20 and are in threaded connection with the screw rod 20. Long plates 16 and limiting plates 18 are fixedly connected to one end of the two moving blocks 19 respectively. Arc plates 17 are arranged in the arc grooves of the pipe placing plates 5 and below the long plates 16. The top of the arc plate 17 is fixedly connected to the long plate 16. Scale plates 25 are fixedly connected to the top of each fixing plate 14. Pointers 24 are fixedly connected to the top of the long plate 16 and the limiting plate 18 and close to one end.

[0024] The effect achieved by the entire Embodiment 1 is that a U-shaped plate 3 is fixedly connected to the top of the workbench 1 near the center. A knife groove 4 is formed in the top of the workbench 1 and below the U-shaped plate 3. A shearing blade 12 is embedded in the knife groove 4, which can achieve the effect of making the shearing blade 12 descend and be embedded in the knife groove 4. Pipe placement plates 5 are fixedly connected to both sides of the knife groove 4 on the top of the workbench 1, which can achieve the effect of placing pipes inside the pipe placement plates 5. A lifting plate 7 is arranged inside the U-shaped plate 3. A hydraulic cylinder 6 is fixedly connected to the top of the U-shaped plate 3. The output end of the hydraulic cylinder 6 penetrates through the U-shaped plate 3 and is fixedly connected to a fixed disk 8. The fixed disk 8 is fixedly connected to the top of the lifting plate 7, which can achieve the effect of making the hydraulic cylinder 6 push the fixed disk 8 to descend, and the descent of the fixed disk 8 can drive the lifting plate 7 to descend. Fixed plates 14 are fixedly connected to both corners of the top of the workbench 1. First sliding grooves 15 are formed in one side wall of each fixed plate 14. A screw rod 20 is rotatably connected to the inside of the first sliding grooves 15 through bearings. One end of each fixed plate 14 is fixedly connected to a motor 26. The output end of the motor 26 is embedded in one end of the fixed plate 14 and is fixedly connected to the screw rod 20. Moving blocks 19 are sleeved on the surfaces of the screw rods 20 and are threadedly connected thereto. One ends of the two moving blocks 19 are respectively fixedly connected to a long plate 16 and a limiting plate 18. Arc plates 17 are arranged below the long plate 16 in the arc grooves of the pipe placement plates 5. The tops of the arc plates 17 are fixedly connected to the long plate 16. Scale plates 25 are fixedly connected to the tops of the fixed plates 14. Needles 24 are fixedly connected to the tops of the long plate 16 and the limiting plate 18 near one end, which can achieve the effect of making the motor 26 drive the screw rod 20 to rotate. The rotation of the screw rod 20 can drive the moving blocks 19 to move. The movement of the moving blocks 19 can drive the long plate 16 and the limiting plate 18 to move. The movement of the long plate 16 and the limiting plate 18 can adjust the position where the needles 24 point to the surface of the scale plate 25, and thus can accurately adjust the distance between the long plate 16 and the limiting plate 18 and the shearing blade 12.

[0025] Embodiment 2 is as follows Figures 1-5As shown, support legs 2 are fixedly connected to the bottom of the workbench 1 near the four corners. The shape of the support legs 2 is trapezoidal. The diameters of the arc grooves on the surface of the pipe placement plate 5 are arranged in ascending order, and the arc plate 17 is adapted to the arc grooves on the surface of the pipe placement plate 5. The top of the shearing blade 12 is embedded in the bottom of the lifting plate 7. The surface of the lifting plate 7 is penetrated and threadedly connected with mounting nails 13. The mounting nails 13 penetrate through the shearing blade 12 and are slidably connected therewith. Grooves 9 are provided on the inner walls of both sides of the U-shaped plate 3. Fixed rods 10 are fixedly connected to the interiors of the grooves 9. Limiting blocks 11 are sleeved and slidably connected to the surfaces of the fixed rods 10. The limiting blocks 11 are fixedly connected to both ends of the lifting plate 7. Second sliding grooves 21 are symmetrically provided on the top of one of the pipe placement plates 5 near one side. Slide rods 23 are fixedly connected to the interiors of the second sliding grooves 21. Sliders 22 are sleeved and slidably connected to the surfaces of the slide rods 23. The tops of the two sliders 22 are fixedly connected to one end of the long plate 16 and the limiting plate 18 respectively.

[0026] The overall effect achieved by the entire Embodiment 2 is as follows: By fixedly connecting support legs 2 to the bottom of the workbench 1 near the four corners, and the shape of the support legs 2 being trapezoidal, it can support the bottom of the workbench 1; By arranging the diameters of the arc grooves on the surface of the pipe placement plate 5 in ascending order, and the arc plate 17 being adapted to the arc grooves on the surface of the pipe placement plate 5, it can place pipes with different diameters; By embedding the top of the shearing blade 12 in the bottom of the lifting plate 7, the surface of the lifting plate 7 being penetrated and threadedly connected with mounting nails 13, and the mounting nails 13 penetrating through the shearing blade 12 and being slidably connected therewith, it can install and disassemble the shearing blade 12; By providing grooves 9 on the inner walls of both sides of the U-shaped plate 3, fixedly connecting fixed rods 10 to the interiors of the grooves 9, sleeving and slidably connecting limiting blocks 11 to the surfaces of the fixed rods 10, and the limiting blocks 11 being fixedly connected to both ends of the lifting plate 7, it can limit both ends of the lifting plate 7; By symmetrically providing second sliding grooves 21 on the top of one of the pipe placement plates 5 near one side, fixedly connecting slide rods 23 to the interiors of the second sliding grooves 21, sleeving and slidably connecting sliders 22 to the surfaces of the slide rods 23, and the tops of the two sliders 22 being fixedly connected to one end of the long plate 16 and the limiting plate 18 respectively, it can limit one end of the long plate 16 and the limiting plate 18.

[0027] Working principle: The pipeline can be placed on the pipeline placement plate 5, and at the same time, the plate can also be placed on the surface of the workbench 1 on one side of the pipeline placement plate 5. At this time, the motor 26 drives the screw 20 to rotate. The rotation of the screw 20 can drive the moving block 19 to move. The movement of the moving block 19 can drive the long plate 16 and the limiting plate 18 to move. The movement of the long plate 16 and the limiting plate 18 can adjust the position of the pointer 24 on the surface of the scale plate 25, and then the effect of accurately adjusting the distance between the long plate 16 and the limiting plate 18 and the cutting blade 12 can be achieved. At this time, one end of the pipeline and the plate is resisted on the surfaces of the long plate 16 and the limiting plate 18. Then, the hydraulic cylinder 6 is used to push the fixed disk 8 to descend. The descent of the fixed disk 8 can drive the lifting plate 7 to descend. The descent of the lifting plate 7 can drive the cutting blade 12 to descend, and the effect of simultaneously shearing the pipe and the plate can be achieved.

[0028] The wiring diagrams of the hydraulic cylinder 6 and the motor 26 in the present utility model belong to the common knowledge in the art. Their working principles are already known technologies, and their models are selected according to actual use. Therefore, the control methods and wiring arrangements of the hydraulic cylinder 6 and the motor 26 will not be explained in detail.

[0029] The above are only the preferred embodiments of the present utility model, and it is not limited to other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present utility model, any simple modification, equivalent change, and modification made to the above embodiments based on the technical essence of the present utility model still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A hydraulic shearing device, comprising a workbench (1), characterized in that: At the top of the workbench (1) and near the center, a U-shaped plate (3) is fixedly connected. At the top of the workbench (1) and below the U-shaped plate (3), a knife groove (4) is opened. A shearing blade (12) is embedded in the interior of the knife groove (4). On both sides of the knife groove (4) at the top of the workbench (1), pipeline placement plates (5) are fixedly connected. Inside the U-shaped plate (3), a lifting plate (7) is provided. At the top of the U-shaped plate (3), a hydraulic cylinder (6) is fixedly connected. The output end of the hydraulic cylinder (6) penetrates through the U-shaped plate (3) and is fixedly connected to a fixed disk (8). The fixed disk (8) is fixedly connected to the top of the lifting plate (7). At the top of the workbench (1) and near two corners, fixing plates (14) are fixedly connected. On one side wall of each fixing plate (14), a first sliding groove (15) is opened. Inside the first sliding groove (15), a screw rod (20) is rotatably connected by a bearing. At one end of each fixing plate (14), a motor (26) is fixedly connected. The output end of the motor (26) penetrates into one end of the fixing plate (14) and is fixedly connected to the screw rod (20). A moving block (19) is sleeved and threadedly connected to the surface of the screw rod (20). One end of each of the two moving blocks (19) is fixedly connected to a long plate (16) and a limiting plate (18) respectively. Inside the arc grooves of the pipeline placement plates (5) and below the long plates (16), arc plates (17) are provided. The top of the arc plate (17) is fixedly connected to the long plate (16). At the top of each fixing plate (14), a scale plate (25) is fixedly connected. At the top of the long plate (16) and the limiting plate (18) and near one end, pointers (24) are fixedly connected.

2. The hydraulic shearing device according to claim 1, characterized in that: At the bottom of the workbench (1) and near four corners, support legs (2) are fixedly connected. The shape of the support legs (2) is trapezoidal.

3. A hydraulic shearing device according to claim 1, characterized in that: The diameters of the arc grooves on the surface of the pipeline placement plates (5) are arranged in ascending order from small to large. The arc plates (17) are adapted to the arc grooves on the surface of the pipeline placement plates (5).

4. A hydraulic shearing device according to claim 1, characterized in that: The top of the shearing blade (12) is embedded in the bottom of the lifting plate (7). The surface of the lifting plate (7) penetrates and is threadedly connected with mounting nails (13). The mounting nails (13) penetrate through the shearing blade (12) and are slidably connected to it.

5. A hydraulic shearing device according to claim 1, characterized in that: On both inner walls of the U-shaped plate (3), grooves (9) are opened. Inside the grooves (9), fixed rods (10) are fixedly connected. A limiting block (11) is sleeved and slidably connected to the surface of the fixed rod (10). The limiting block (11) is fixedly connected to both ends of the lifting plate (7).

6. A hydraulic shearing device according to claim 1, characterized in that: On the top of one of the pipeline placement plates (5) and near one side, second sliding grooves (21) are symmetrically opened. Inside the second sliding grooves (21), sliding rods (23) are fixedly connected. A slider (22) is sleeved and slidably connected to the surface of each sliding rod (23). The tops of the two sliders (22) are fixedly connected to one end of the long plate (16) and the limiting plate (18) respectively.

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