Hydraulic plate shearing machine
By improving the hydraulic shearing machine with structures such as limit plates, pressure rollers and vacuum cleaners, the problems of offset and tilt during plate shearing are solved, the accuracy and stability of plate shearing are achieved, and the shearing quality and efficiency are improved.
Patent Information
- Application Number
- CN202421770898.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-09-12
- Estimated Expiration
- 2034-07-25
AI Technical Summary
When existing hydraulic shearing machines are used to shear metal plates, the plates are prone to deviation or tilt, resulting in inaccurate shearing dimensions.
The limit plate and pressure roller structure are adopted. The position of the limit plate is adjusted by the screw and nut to accurately adjust the shearing range. The pressure plate and spring absorb the impact force. A vacuum cleaner is used to collect metal chips. Lubricating oil is used to reduce friction. The buffer plate absorbs the impact force to ensure the stability and precise shearing of the plate.
It effectively reduces the tilt and deviation of the plate during the shearing process, maintains the straightness and neatness of the shear edge, improves shearing accuracy, reduces the scrap rate, keeps the working area clean, reduces friction and wear, and improves work efficiency and safety.
Smart Images
Figure CN223325529U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of plate shearing machines, in particular to a hydraulic plate shearing machine. Background Art
[0002] Hydraulic shearing machines are mainly used to shear metal plates of various thicknesses to meet the size requirements of plates in production.
[0003] In the existing technology, hydraulic shearing machines are widely used in shearing various metal plates. Hydraulic shearing machines are mainly driven by a hydraulic system. When oil is fed into the upper chamber of the cylinder, the piston descends, causing the tool holder to move parallel to the machine, pushing the tool holder to quickly cut the metal plate.
[0004] During the shearing process of metal sheets, the metal sheets are easily deflected or tilted by the shearing force, resulting in deviation in the shearing size of the metal sheets.
[0005] To this end, the utility model provides a hydraulic shearing machine. Utility Model Content
[0006] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.
[0007] The technical solution adopted by the utility model to solve its technical problems is: the hydraulic shearing machine described in the utility model includes a workbench; the top of the workbench is fixedly connected to a fixed frame; two hydraulic cylinders are fixedly connected to the middle of the fixed frame; the output ends of the two hydraulic cylinders pass through the top of the fixed frame; the output ends of the two hydraulic cylinders are fixedly connected to a tool holder; the top of the workbench is fixedly connected to two rotating seats; the two rotating seats are arranged opposite to each other; the middle of the rotating seat is rotatably connected to a screw rod; the middle of the screw rod is threadedly connected to a nut; the end of the screw rod is fixed to a handle; the handle is fixed to one end away from the rotating seat; the middle of the two nuts is fixed to a limiting plate; the side wall of the limiting plate is hinged with two groups of support rods; the end of each group of support rods is rotatably connected to a pressure roller; through the above-mentioned structure, the limiting plate can accurately adjust the shearing range according to the size of the plate, can effectively reduce the tilt or offset of the plate during the shearing process, and can maintain the straightness and neatness of the sheared edge of the plate.
[0008] Preferably, a plurality of first pressure rods are fixed to the bottom of the tool holder; a plurality of the first pressure rods are fixed to one side of the tool holder; a sliding groove is provided at the bottom of the first pressure rod; a first spring is fixed to the middle of the sliding groove; a second pressure rod is fixed to the end of the first spring; a plurality of the second pressure rods are fixed to the ends of pressure plates; through the above structure, the pressure plate can press the plate to reduce movement or deformation during the shearing process, and can keep the plate stable during the processing process, and the second pressure rod slides inside the first pressure rod through the first spring to absorb and buffer the impact force generated when the pressure plate contacts the plate.
[0009] Preferably, the interior of the first pressure rod is hollow; two vacuum cleaners are fixedly connected to the side walls of the fixed frame; a connecting pipe is fixedly connected to the middle of the vacuum cleaner; the other end of the connecting pipe is fixedly connected to the end of the pressure plate; a plurality of through holes are opened on the side walls of the pressure plate; through the above structure, the vacuum cleaner can collect metal chips and waste generated during the shearing process of the plate in time, keep the working area tidy, and reduce the problem of metal chips scattered in the cutting area and contacting with the blade to cause wear.
[0010] Preferably, a through slot is provided in the middle of the limit plate; a fixing rod is fixedly connected to the side wall of the limit plate; the fixing rod is fixedly connected to the side away from the pressure roller; a fixing ring is fixedly connected to the end of the fixing rod; a sliding rod is slidably connected to the middle of the fixing ring; a push plate is fixedly connected to the end of the sliding rod; the push plate is arranged at the corresponding through slot position; a collection box is fixedly connected to the side wall of the workbench; the collection box is arranged at the bottom of the limit plate; the push plate of the above structure pushes the cut plate into the interior of the collection box, which can effectively reduce the risk of injury caused by direct contact with the plate.
[0011] Preferably, an oil bag is fixed to the top of the tool holder; two oil outlet pipes are fixed to the end of the oil bag; the two oil outlet pipes are arranged opposite to each other; two sponge blocks are fixed to the middle of the fixed frame; the two sponge blocks are fixed at the corresponding hydraulic cylinder output end positions; the other end of the oil outlet pipe is fixed to the middle of the sponge block; an elastic rod is fixed to the middle of the fixed frame; the end of the elastic rod is circular; applying lubricating oil to the middle of the hydraulic cylinder through the sponge block of the above structure can effectively reduce the friction between the hydraulic components and effectively reduce the wear problem caused by friction.
[0012] Preferably, multiple groups of second springs are fixed to the bottom of the collection box; multiple groups of second springs are arranged inside the collection box; buffer plates are fixed to the ends of multiple groups of second springs; the buffer plates are arranged in a V shape; through the above structure, the second springs and buffer plates can effectively absorb the impact force generated when the plate falls, and effectively reduce the collision between the plate and the inner wall of the collection box when impacting.
[0013] The beneficial effects of the utility model are as follows:
[0014] 1. The hydraulic shearing machine described in the present invention can accurately adjust the shearing range according to the size of the plate through the limit plate, can effectively reduce the tilt or offset of the plate during the shearing process, can maintain the straightness and neatness of the sheared edge of the plate, and can reduce the problem of waste caused by inaccurate shearing size of the plate.
[0015] 2. The hydraulic shearing machine described in the utility model can press the plate through the pressure plate to reduce movement or deformation during the shearing process, and can keep the plate stable during the processing process. The second pressure rod slides inside the first pressure rod through the first spring to absorb and buffer the impact force generated when the pressure plate contacts the plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The present invention will be further described below with reference to the accompanying drawings.
[0017] Figure 1 This is a three-dimensional diagram of a hydraulic shearing machine in the utility model;
[0018] Figure 2 This is a schematic structural diagram of the pressure roller of the utility model;
[0019] Figure 3 It is a structural diagram of the slide bar in the utility model;
[0020] Figure 4 This is a schematic structural diagram of the oil bag in the utility model;
[0021] Figure 5 This is a structural diagram of the medium pressure plate of the utility model;
[0022] Figure 6 This is a schematic structural diagram of the buffer plate in the utility model;
[0023] In the figure: 1. rotating seat; 11. screw rod; 12. nut; 13. limit plate; 14. support rod; 15. pressure roller; 16. handle; 2. first pressure rod; 21. slide groove; 22. first spring; 23. second pressure rod; 24. pressure plate; 3. vacuum cleaner; 31. connecting pipe; 32. through hole; 4. through groove; 41. fixing rod; 42. fixing ring; 43. slide rod; 44. push plate; 45. collecting box; 5. oil bag; 51. oil outlet pipe; 52. sponge block; 53. elastic rod; 6. second spring; 61. buffer plate; 8. workbench; 80. fixing frame; 81. hydraulic cylinder; 82. tool holder. DETAILED DESCRIPTION
[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.
[0025] like Figures 1 to 5As shown, a hydraulic shearing machine described in an embodiment of the present invention includes a workbench 8; a fixed frame 80 is fixedly connected to the top of the workbench 8; two hydraulic cylinders 81 are fixedly connected to the middle of the fixed frame 80; the output ends of the two hydraulic cylinders 81 pass through the top of the fixed frame 80; the output ends of the two hydraulic cylinders 81 are fixedly connected to the tool holder 82; two rotating seats 1 are fixedly connected to the top of the workbench 8; the two rotating seats 1 are arranged opposite to each other; a screw rod 11 is rotatably connected to the middle of the rotating seat 1; a nut 12 is threadedly connected to the middle of the screw rod 11; The end of the screw rod 11 is fixed with a handle 16; the handle 16 is fixed at one end away from the rotating seat 1; the middle parts of the two nuts 12 are fixed with a limit plate 13; the side walls of the limit plate 13 are hinged with two groups of support rods 14; the end of each group of support rods 14 is rotatably connected to a pressure roller 15; when working, place the plate at the bottom of the tool holder 82, hold the handle 16 to rotate the screw rod 11, and at the same time, the end of the screw rod 11 rotates in the middle of the rotating seat 1. When the screw rod 11 rotates, the nut 12 moves in the middle of the screw rod 11, and the screw rod 11 is rotated. The two nuts 12 move the limit plate 13, move the limit plate 13 to a specified distance, and push one end of the sheet to one side of the limit plate 13. When the sheet passes between the two pressure rollers 15, the sheet rotates when it contacts the pressure roller 15. The two pressure rollers 15 are squeezed by the sheet and rotate on the side wall of the limit plate 13 through the support rod 14. A torsion spring is provided at the connection between the support rod 14 and the limit plate 13, so that the two pressure rollers 15 clamp the sheet, position the sheet through the limit plate 13, and then control the hydraulic cylinder 81 to move the output end downward, and cut the sheet through the shear knife on the tool holder 82. The limiting plate 13 can accurately adjust the shearing range according to the size of the sheet, which can effectively reduce the tilt or offset of the sheet during the shearing process, maintain the straightness and neatness of the sheared edge of the sheet, reduce the problem of waste caused by inaccurate shearing size of the sheet, and clamp the sheet by the two pressure rollers 15, effectively fix the sheet, reduce the offset or tilt of the sheet due to mechanical vibration, and keep the sheet stable during the shearing process, thereby effectively improving the accuracy of sheet shearing.
[0026] like Figure 1 、 Figure 3 、 Figure 4As shown, a plurality of first pressure rods 2 are fixedly connected to the bottom of the tool holder 82; a plurality of the first pressure rods 2 are fixedly connected to one side of the tool holder 82; a slide groove 21 is provided at the bottom of the first pressure rod 2; a first spring 22 is fixedly connected to the middle of the slide groove 21; a second pressure rod 23 is fixedly connected to the end of the first spring 22; a plurality of the second pressure rods 23 are fixedly connected to the ends of the pressure plates 24; during operation, when the output end of the hydraulic cylinder 81 moves downward, it first contacts the plate through the pressure plate 24, and at the same time, the first spring 22 absorbs the impact between the pressure plate 24 and the plate, and the plate is pressed by the pressure plate 24. When the tool holder 82 continues to descend, the pressure plate 24 is pressed by the pressure plate 24. Multiple second pressure rods 23 slide into the inside of the first pressure rod 2. When the tool holder 82 moves upward, the first spring 22 resets the second pressure rod 23 through elasticity. The pressure plate 24 can press the plate to reduce movement or deformation during the shearing process, so that the plate can remain stable during the processing. The second pressure rod 23 slides inside the first pressure rod 2 through the first spring 22 to absorb and buffer the impact force generated when the pressure plate 24 contacts the plate, which can effectively reduce the surface damage of the plate caused by the impact of the pressure plate 24. The tightness of the first spring 22 can be adjusted to change the pressure of the pressure plate 24 on the plate, so that it can adapt to plates of different thicknesses and hardness.
[0027] like Figure 1 、 Figure 3 、 Figure 4 As shown, the interior of the first pressure rod 2 is hollow; two dust collectors 3 are fixedly connected to the side walls of the fixing frame 80; a connecting pipe 31 is fixedly connected to the middle of the dust collector 3; the other end of the connecting pipe 31 is fixedly connected to the end of the pressure plate 24; a plurality of through holes 32 are provided on the side wall of the pressure plate 24; when working, the connecting pipe 31 is energized and opened, and in the process of pressing and shearing the plate through the pressure plate 24, the debris generated during the shearing of the plate is sucked into the pressure plate 24 through the plurality of through holes 32, and the debris then enters the dust collector 3 through the connecting pipe 31 for collection. The dust collector 3 can collect metal chips and waste generated during the shearing process of the plate in time, keep the working area clean, reduce the problem of metal chips scattered in the cutting area and contacting the blade to cause wear, reduce the problem of metal chips accumulating and adsorbing on the surface of the equipment for a long time and causing wear, and reduce the debris adhering to the plate, resulting in a decrease in the plate cutting accuracy, thereby effectively improving the quality of plate shearing.
[0028] like Figures 1 to 6As shown, a through slot 4 is provided in the middle of the limit plate 13; a fixing rod 41 is fixedly connected to the side wall of the limit plate 13; the fixing rod 41 is fixedly connected to the side away from the pressure roller 15; a fixing ring 42 is fixedly connected to the end of the fixing rod 41; a sliding rod 43 is slidably connected to the middle of the fixing ring 42; a push plate 44 is fixedly connected to the end of the sliding rod 43; the push plate 44 is arranged at the position corresponding to the through slot 4; a collecting box 45 is fixedly connected to the side wall of the workbench 8; the collecting box 45 is arranged at the bottom of the limit plate 13; when working, when the plate cutting is completed Finally, the push rod 43 slides inside the fixed ring 42, and the push plate 44 contacts the plate through the middle of the through groove 4, pushing the plate out from between the two pressure rollers 15, so that the plate slides into the collection box 45 for collection. The cut plate is pushed into the collection box 45 by the push plate 44, which can effectively reduce the risk of injury caused by direct contact with the plate, and the cut plate can be collected in a centralized manner through the collection box 45, which can effectively reduce the operation time of manual collection of the plate, and effectively improve the efficiency of collecting the plate after cutting.
[0029] like Figure 1 and Figure 4 As shown, the top of the tool holder 82 is fixed with an oil bag 5; the ends of the oil bag 5 are fixed with two oil outlet pipes 51; the two oil outlet pipes 51 are arranged opposite to each other; the middle of the fixing frame 80 is fixed with two sponge blocks 52; the two sponge blocks 52 are fixed at the output ends of the corresponding hydraulic cylinders 81; the other ends of the oil outlet pipes 51 are fixed to the middle of the sponge blocks 52; the middle of the fixing frame 80 is fixed with an elastic rod 53; the end of the elastic rod 53 is arranged in a circular shape; when working, the inside of the oil bag 5 is filled with lubricating oil, and when the plate cutting is completed, the tool holder 82 moves upward through the hydraulic cylinder 81, and the middle of the oil bag 5 is squeezed by the end of the elastic rod 53, so that the oil in the oil bag 5 The lubricating oil is squeezed out from both sides of the lubricating oil tank at the bottom, and the lubricating oil is squeezed into the middle of the sponge block 52 through the oil outlet pipe 51, so that the lubricating oil is stored inside the sponge block 52. When the output end of the hydraulic cylinder 81 moves up and down, the lubricating oil is smeared to the middle of the hydraulic cylinder 81 through the sponge block 52. Smearing the lubricating oil to the middle of the hydraulic cylinder 81 through the sponge block 52 can effectively reduce the friction between the hydraulic components, effectively reduce the wear problem caused by friction, effectively reduce the problem of jamming or dry friction of the hydraulic components, and can fully lubricate the output end of the hydraulic cylinder 81, thereby reducing the energy loss during the operation of the hydraulic cylinder 81 and effectively improving the overall work efficiency.
[0030] like Figure 6As shown, multiple groups of second springs 6 are fixed to the bottom of the collection box 45; multiple groups of second springs 6 are arranged inside the collection box 45; buffer plates 61 are fixed to the ends of multiple groups of second springs 6; the buffer plates 61 are set in a V shape; during operation, when the cut plate enters the collection box 45, it first contacts the buffer plate 61, and the buffer plate 61 absorbs the impact of the plate falling, and then slides from the surface of the buffer plate 61. The second springs 6 and the buffer plate 61 can effectively absorb the impact force generated when the plate falls, effectively reducing the collision between the plate and the inner wall of the collection box 45 when impacting, and can effectively reduce the problem of surface damage caused by direct impact on the plate. The contact between the buffer plate 61 and the plate can disperse the impact force, effectively reducing the deformation and damage of the plate caused by the impact force.
[0031] During operation, the plate is placed at the bottom of the tool holder 82, and the handle 16 is held to rotate the screw rod 11. At the same time, the end of the screw rod 11 rotates in the middle of the rotating seat 1. When the screw rod 11 rotates, the nut 12 moves in the middle of the screw rod 11, and the limit plate 13 is moved by the two nuts 12. The limit plate 13 is moved to a specified distance, and one end of the plate is pushed to the side of the limit plate 13. When the plate passes between the two pressure rollers 15, the plate rotates when it contacts the pressure rollers 15. The two pressure rollers 15 are squeezed by the plate and rotate on the side wall of the limit plate 13 through the support rod 14. The support rod A torsion spring is provided at the connection between 14 and the limit plate 13, so that the two pressure rollers 15 clamp the plate, and the plate is positioned by the limit plate 13, and then the hydraulic cylinder 81 is controlled to move the output end downward, and the plate is cut by the shear knife on the tool holder 82. When the output end of the hydraulic cylinder 81 moves downward, it first contacts the plate through the pressure plate 24, and at the same time absorbs the impact between the pressure plate 24 and the plate through the first spring 22, and presses the plate through the pressure plate 24. When the tool holder 82 continues to descend, the pressure plate 24 slides toward the inside of the first pressure rod 2 through multiple second pressure rods 23. When the knife When the frame 82 moves upward, the first spring 22 elastically resets the second pressure rod 23, and the connecting pipe 31 is opened after being energized. During the process of pressing the plate 24 to shear the plate, the debris generated when the plate is sheared is sucked into the pressure plate 24 through the multiple through holes 32, and the debris is then collected into the vacuum cleaner 3 through the connecting pipe 31. When the plate is cut, the sliding rod 43 is pushed to slide inside the fixed ring 42, and the push plate 44 contacts the plate through the middle of the through groove 4, pushing the plate out between the two pressure rollers 15, so that the plate slides into the collection box 45 for collection, and the oil bag 5 is filled with lubricating oil. When the plate cutting is completed, the tool holder 82 moves upward through the hydraulic cylinder 81, and squeezes the middle of the oil bag 5 through the end of the elastic rod 53, so that the lubricating oil tank inside the oil bag 5 is squeezed out on both sides. The lubricating oil is squeezed into the middle of the sponge block 52 through the oil outlet pipe 51, so that the lubricating oil is stored inside the sponge block 52. When the output end of the hydraulic cylinder 81 moves up and down, the lubricating oil is smeared to the middle of the hydraulic cylinder 81 through the sponge block 52. When the cut plate enters the collection box 45, it first contacts the buffer plate 61, and the buffer plate 61 absorbs the impact of the plate falling, and then slides off the surface of the buffer plate 61.
[0032] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.
Claims
1. A hydraulic shearing machine, comprising a platform (1); a bottom plate (10) is fixedly connected to one side of the platform (1), and a servo motor (11) is fixedly connected to the top of the bottom plate (10), characterized in that: The top of the platform (1) is fixedly connected to a support plate (12), the output end of the servo motor (11) is connected to a lead screw (13), the lead screw (13) passes through the surface of the support plate (12), the lead screw (13) and the support plate (12) are connected in a threaded manner, the other end of the lead screw (13) is fixedly connected to a first clamping block (15), the bottom end of the first clamping block (15) is provided with a slide groove (14), the slide groove (14) and the first clamping block (15) are connected in a sliding manner, the top of the first clamping block (15) is rotatably connected to a first threaded rod (16), the first threaded rod (16) passes through the surface of the first clamping block (15), a plurality of first threaded rods (16) are arranged about the top of the first clamping block (15), the first threaded rod (16) and the first clamping block (15) are connected in a threaded manner, and the top of the first threaded rod (16) is fixedly connected to a first handle (151).
2. A hydraulic shearing machine according to claim 1, characterized in that: A tool (3) is fixedly connected to one side of the top plate (21), a tool groove (31) is provided at the bottom end of the tool (3), a cleaning brush (32) is fixedly connected to the inner side of the tool groove (31), multiple groups of cleaning brushes (32) are arranged on the inner side of the tool groove (31), a collecting groove (4) is provided at the bottom end of the tool groove (31), a collecting box (42) is symmetrically provided on one side of the collecting groove (4), a feeding port (41) is provided at the top end of the collecting box (42), and a handle (43) is fixedly connected to one side of the collecting box (42).
3. A hydraulic shearing machine according to claim 2, characterized in that: The second clamping block (5) is provided with a second threaded rod (52) at the top end thereof, the second threaded rod (52) passes through the surface of the second clamping block (5), the second threaded rod (52) and the second clamping block (5) are connected in a threaded manner, and the top end of the second threaded rod (52) is fixedly connected with a rotating handle (51).
4. A hydraulic shearing machine according to claim 3, characterized in that: The bottom end of the second threaded rod (52) is fixedly connected to a rubber pad (7), and the rubber pad (7) is also arranged on the bottom end of the first threaded rod (16).