Oil cylinder piston rod surface smoothing treatment device

Abstract

The utility model discloses an oil cylinder piston rod surface smoothing treatment device, which belongs to the technical field of oil cylinder production and processing, and comprises a rack, two support plates are arranged on the rack, a plurality of rotating shafts I are rotatably mounted on the support plates, one end part of each of the two rotating shafts which are opposite front and back is fixedly provided with a jacking column, and the other end part of each of the two rotating shafts is fixedly provided with a jacking rod. The supporting plate on the rear side is fixed to the upper surface of the rack. The supporting plate is arranged to be matched with the first rotating shaft and the jacking columns for use, the position of the supporting plate on the front side can be adjusted through rotation of the lead screw, the device is suitable for jacking and fixing the piston rods of different specifications and lengths, the multiple jacking columns can synchronously jack the multiple piston rods, and the multiple jacking columns are matched with a motor, a belt wheel and a belt for use; and the air cylinder and the threaded rod are matched for use, the air cylinder drives the polishing belt to move front and back, and the threaded rod drives the polishing belt to move up and down, so that the surface smoothing treatment operation of a multi-piston-rod workpiece can be realized, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil cylinder production and processing, and specifically relates to a surface smoothing device for an oil cylinder piston rod. Background Art

[0002] The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion. It has a simple structure and reliable operation. When it is used to achieve reciprocating motion, the deceleration device can be eliminated, and there is no transmission gap, and the movement is smooth. Therefore, it is widely used in the hydraulic systems of various machines. The output force of the hydraulic cylinder is proportional to the effective area of ​​the piston and the pressure difference on both sides; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder head, a piston and a piston rod, a sealing device, a buffer device and an exhaust device. The buffer device and the exhaust device depend on the specific application, and other devices are indispensable.

[0003] During the production and processing of oil cylinders, it is essential to smooth the surface of the piston rod. The smoothness of the piston rod determines the smoothness of the cylinder's stroke. The existing surface smoothing devices can only operate on one piston rod at a time, and the operation efficiency is low. During the processing, the piston rod needs to be repeatedly rotated, which is time-consuming and labor-intensive, and reduces work progress. Utility Model Content

[0004] The purpose of the utility model is to provide a surface smoothing device for a cylinder piston rod, so as to solve the problem that the existing surface smoothing device proposed in the above background technology can only operate one piston rod at a time during operation, the operation efficiency is low, and the piston rod needs to be repeatedly rotated during processing, which is time-consuming and labor-intensive, and reduces the work progress.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for smoothing the surface of a cylinder piston rod, comprising a frame, two support plates are arranged on the frame, a plurality of rotating shafts 1 are rotatably mounted on the support plates, and two ends of the rotating shafts 1 opposite to each other are fixedly mounted with tightening columns, wherein the support plate on the rear side is fixed to the upper surface of the frame, and two fixed plates are fixedly mounted on the lower surface of the frame, a rotating shaft 2 is rotatably mounted on the fixed plate, a lead screw is fixedly mounted between the two rotating shafts 2, a hand wheel is fixedly mounted on the two ends of one of the rotating shafts, a movable plate is threadedly mounted on the outer surface of the lead screw, and connecting plates are fixedly mounted on both ends of the movable plate, The connecting plate is fixed to the side surface of the supporting plate at the front position, the frame is fixedly installed with a fixing frame, the fixing frame is fixedly installed with a cylinder, the end of the output rod of the cylinder is fixedly installed with a mounting plate, a threaded rod is threadedly installed on the mounting plate, a knob is fixedly installed on the top of the threaded rod, a mounting seat is rotatably installed on the bottom end of the threaded rod, two transmission rollers are rotatably installed on the mounting seat, a motor is fixedly installed on the side of the mounting seat, the output shaft of the motor is fixedly connected to the end of the transmission roller at the corresponding position, a polishing belt is transmission-connected between the two transmission rollers, and a cleaning brush is detachably installed on the mounting seat, and the bristles of the cleaning brush fit the surface of the polishing belt.

[0006] The above scheme is adopted, by setting a support plate for use with the rotating shaft and the tightening column, the support plate at the front position can be adjusted in position by rotating the screw, which is suitable for tightening and fixing piston rods of different specifications and lengths, and multiple tightening columns can simultaneously tighten multiple piston rods, and be used in conjunction with a motor, a pulley and a belt to achieve synchronous rotation of multiple piston rods when fixed, and be used in conjunction with a cylinder and a threaded rod. The cylinder drives the polishing belt to move back and forth, and the threaded rod drives the polishing belt to move up and down, thereby achieving surface smoothing of multi-piston rod workpieces and improving work efficiency. By setting a cleaning brush, the surface of the polishing belt can be cleaned to prevent debris from adhering to the surface of the polishing belt and affecting subsequent operations, and the cleaning brush can be conveniently disassembled and assembled through a locking rod and a spring, which is convenient for subsequent maintenance.

[0007] In the above solution, it should be noted that the motor, the electric machine and the cylinder are all electrically connected to an external power source.

[0008] As a preferred embodiment, a plurality of guide rods 1 are fixedly installed between the two fixed plates, the movable plate is slidably installed on the outer surface of the plurality of guide rods 1, a plurality of guide rods 2 are slidably installed on the mounting plate, and the bottom end of the guide rod 2 is fixedly connected to the upper surface of the mounting seat.

[0009] With the above solution, the setting of the guide rod 1 can allow the movable plate to slide smoothly and stably, and the setting of the guide rod 2 can allow the mounting seat to move smoothly and stably, thereby improving the movement stability.

[0010] As a preferred embodiment, a motor is fixedly installed on the side of the support plate on the rear side, the output shaft of the motor is fixedly connected to the rotating shaft 1 at the corresponding position, and pulleys are fixedly installed on the outer surfaces of several rotating shafts 2 on the rear side, and a belt is connected for transmission between two adjacent pulleys.

[0011] By adopting the above scheme, the pulley and the belt are used in conjunction with the motor, so that the multiple rotating shafts can rotate synchronously, thereby realizing the synchronous rotation of the multiple piston rod workpieces.

[0012] As a preferred embodiment, a plurality of guide sleeves are fixedly mounted on the upper surface and the lower surface of the fixing frame, and a plurality of guide bars are fixedly mounted on the side surface of the mounting plate, and the guide bars slide through the guide sleeves.

[0013] By adopting the above scheme, the guide bar and the guide sleeve are used together, so that the mounting plate is more stable when moving forward and backward under the telescopic action of the cylinder, and is less likely to tilt and shake.

[0014] As a preferred embodiment, a plurality of support rollers are rotatably mounted in the mounting seat, the outer surfaces of the support rollers are in contact with the inner walls of the polishing belt, and the support rollers are located directly above the tightening columns.

[0015] By adopting the above solution, the support roller can support the polishing belt, so that the polishing belt can better contact with the surface of the piston rod to achieve polishing.

[0016] As a preferred embodiment, a socket is provided on the side of the mounting seat and the cleaning brush is inserted into the socket, locking holes are provided at both ends of the cleaning brush, a fixing block is fixedly installed on the side of the mounting seat, a locking rod is slidably installed on the fixing block, an operating panel is fixedly installed on the top of the locking rod, the bottom end of the locking rod is used in conjunction with the locking hole, and a spring is fixedly installed between the operating panel and the fixing block.

[0017] By adopting the above solution, the elasticity of the spring is used to drive the lock rod to be inserted into the lock hole, so that the installation operation of the cleaning brush can be realized. The disassembly and assembly structure is simple, and it is convenient to disassemble and replace the cleaning brush later.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The surface smoothing device for the oil cylinder piston rod is used by setting a support plate to cooperate with a rotating shaft and a tightening column. The support plate at the front position can be adjusted in position by rotating the lead screw, and is suitable for tightening and fixing piston rods of different specifications and lengths. A plurality of tightening columns can tighten a plurality of piston rods synchronously, and is used in conjunction with a motor, a pulley and a belt to achieve synchronous rotation when the plurality of piston rods are fixed. The device is used in conjunction with an air cylinder and a threaded rod. The air cylinder drives the polishing belt to move forward and backward, and the threaded rod drives the polishing belt to move up and down, thereby achieving surface smoothing of multi-piston rod workpieces and improving work efficiency.

[0020] The oil cylinder piston rod surface smoothing device can clean the polishing belt surface by arranging a cleaning brush to prevent debris from adhering to the polishing belt surface and affecting subsequent operations, and the cleaning brush can be conveniently disassembled and assembled through a locking rod and a spring, which is convenient for subsequent maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the frame of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the fixing frame of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the mounting seat of the utility model;

[0025] Figure 5 For this utility model Figure 4 Schematic diagram of the structure enlarged at point A in the middle.

[0026] In the figure: 1. frame; 2. support plate; 3. rotating shaft 1; 4. tightening column; 5. fixed plate; 6. rotating shaft 2; 7. screw; 8. movable plate; 9. connecting plate; 10. fixed frame; 11. cylinder; 12. mounting plate; 13. threaded rod; 14. mounting seat; 15. transmission roller; 16. motor; 17. polishing belt; 18. cleaning brush; 19. guide rod 1; 20. motor; 21. pulley; 22. belt; 23. guide sleeve; 24. guide strip; 25. guide rod 2; 26. supporting roller; 27. fixing block; 28. locking rod; 29. ​​operating panel; 30. spring. DETAILED DESCRIPTION

[0027] See also Figure 1-5The utility model provides a surface smoothing device for a cylinder piston rod, comprising a frame 1, two support plates 2 are arranged on the frame 1, a plurality of rotating shafts 3 are rotatably mounted on the support plate 2, and a tightening column 4 is fixedly mounted on the ends of two rotating shafts 3 opposite to each other at the front and rear sides, wherein the rear support plate 2 is fixed on the upper surface of the frame 1, and two fixed plates 5 are fixedly mounted on the lower surface of the frame 1, a rotating shaft 6 is rotatably mounted on the fixed plate 5, a lead screw 7 is fixedly mounted between the two rotating shafts 6, a hand wheel is fixedly mounted on the end of one of the rotating shafts 6, a moving plate 8 is threadedly mounted on the outer surface of the lead screw 7, and connecting plates 9 are fixedly mounted on both ends of the moving plate 8, and the connecting plate 9 is fixed on the side of the support plate 2 at the front side position. A fixing frame 10 is fixedly installed on the frame 1, a cylinder 11 is fixedly installed on the fixing frame 10, a mounting plate 12 is fixedly installed on the end of the output rod of the cylinder 11, a threaded rod 13 is threadedly installed on the mounting plate 12, a knob is fixedly installed on the top of the threaded rod 13, a mounting seat 14 is rotatably installed on the bottom end of the threaded rod 13, two transmission rollers 15 are rotatably installed on the mounting seat 14, a motor 16 is fixedly installed on the side of the mounting seat 14, the output shaft of the motor 16 is fixedly connected to the end of the transmission roller 15 at the corresponding position, a polishing belt 17 is transmission-connected between the two transmission rollers 15, and a cleaning brush 18 is detachably installed on the mounting seat 14, and the bristles of the cleaning brush 18 fit the surface of the polishing belt 17.

[0028] A plurality of guide rods 19 are fixedly installed between the two fixed plates 5, the movable plate 8 is slidably installed on the outer surfaces of the plurality of guide rods 19, and a plurality of guide rods 25 are slidably installed on the mounting plate 12. The bottom ends of the guide rods 25 are fixedly connected to the upper surface of the mounting seat 14. The setting of the guide rods 19 can allow the movable plate 8 to slide smoothly and stably, and the setting of the guide rods 25 can allow the mounting seat 14 to move smoothly and stably, thereby improving the movement stability.

[0029] A motor 20 is fixedly installed on the side of the support plate 2 on the rear side, and the output shaft of the motor 20 is fixedly connected to the rotating shaft 3 at the corresponding position. Pulleys 21 are fixedly installed on the outer surfaces of several rotating shafts 2 6 on the rear side, and a belt 22 is connected for transmission between two adjacent pulleys 21. By using the pulleys 21 and the belt 22 in conjunction with the motor 20, multiple rotating shafts 3 can rotate synchronously, thereby realizing the synchronous rotation of multiple piston rod workpieces.

[0030] A plurality of guide sleeves 23 are fixedly mounted on the upper and lower surfaces of the fixing frame 10, and a plurality of guide bars 24 are fixedly mounted on the side surfaces of the mounting plate 12. The guide bars 24 slide through the guide sleeves 23. The guide bars 24 and the guide sleeves 23 are used together so that the mounting plate 12 has better stability when moving forward and backward under the telescopic action of the cylinder 11, and is less prone to tilting and shaking.

[0031] A plurality of support rollers 26 are rotatably mounted in the mounting seat 14. The outer surfaces of the support rollers 26 fit the inner walls of the polishing belt 17. The support rollers 26 are located directly above the tightening columns 4. The support rollers 26 can support the polishing belt 17 so that the polishing belt 17 can better contact the surface of the piston rod to achieve polishing.

[0032] A socket is provided on the side of the mounting seat 14 and the cleaning brush 18 is inserted into the socket. Lock holes are provided at both ends of the cleaning brush 18. A fixing block 27 is fixedly installed on the side of the mounting seat 14, and a locking rod 28 is slidably installed on the fixing block 27. An operating panel 29 is fixedly installed on the top of the locking rod 28, and the bottom end of the locking rod 28 is used in conjunction with the locking hole. A spring 30 is fixedly installed between the operating panel 29 and the fixing block 27. The elasticity of the spring 30 is used to drive the locking rod 28 to be inserted into the locking hole, so that the installation operation of the cleaning brush 18 can be realized. The disassembly and assembly structure is simple, and it is convenient to disassemble and replace the cleaning brush 18 later.

[0033] When in use, pick up the piston rod workpiece to be processed and place it between the two opposite front and rear tightening columns 4, turn the hand wheel to drive the rotating shaft 2 6 to rotate, and then drive the screw 7 to rotate, thereby driving the movable plate 8 to drive the connecting plate 9 to drive the front support plate 2 to move, and then drive the front tightening column 4 to move, and use the front and rear relative tightening columns 4 to clamp and fix the piston rod workpiece, then turn the knob to drive the threaded rod 13 to rotate, and then drive the mounting seat 14 to move downward, thereby driving the polishing belt 17 to move to fit the surface of the piston rod workpiece, and then start the motor 20, the motor 16 and the cylinder 11, the motor 20 cooperates with the pulley 21 and The belt 22 is used to rotate the rotating shaft 3, which in turn drives the piston rod workpiece to rotate. The cylinder 11 is extended and retracted to drive the mounting plate 12 to drive the mounting seat 14 to move back and forth, and then drives the polishing belt 17 to move back and forth. The motor 16 drives the transmission roller 15 to drive the polishing belt 17 to move, thereby achieving the surface smoothing operation of multiple piston rod workpieces. At the same time, when the polishing belt 17 is working, the cleaning brush 18 will clean the surface of the polishing belt 17 to avoid waste residue on the surface of the polishing belt 17. After the operation is completed, the operating panel 29 can be pulled to drive the locking rod 28 to disengage from the locking hole, release the lock of the cleaning brush 18, and remove the cleaning brush 18 for replacement.

Claims

1. A device for smoothing the surface of a cylinder piston rod, Features: The machine comprises a frame (1), wherein two support plates (2) are arranged on the frame (1), a plurality of rotating shafts (3) are rotatably mounted on the support plates (2), and two front and rear opposite ends of the rotating shafts (3) are fixedly mounted with a tightening column (4), wherein the rear support plate (2) is fixed to the upper surface of the frame (1), and two fixing plates (5) are fixedly mounted on the lower surface of the frame (1), a rotating shaft (6) is rotatably mounted on the fixing plates (5), and a fixing column (4) is fixedly mounted between the two rotating shafts (6). A screw (7) is installed, a hand wheel is fixedly installed at one end of the two rotating shafts (6), a movable plate (8) is threadedly installed on the outer surface of the screw (7), connecting plates (9) are fixedly installed at both ends of the movable plate (8), and the connecting plates (9) are fixed to the side of the support plate (2) at the front position, a fixing frame (10) is fixedly installed on the frame (1), a cylinder (11) is fixedly installed on the fixing frame (10), and a mounting plate (11) is fixedly installed on the end of the output rod of the cylinder (11) 2), a threaded rod (13) is threadedly mounted on the mounting plate (12), a knob is fixedly mounted on the top of the threaded rod (13), a mounting seat (14) is rotatably mounted on the bottom of the threaded rod (13), two transmission rollers (15) are rotatably mounted on the mounting seat (14), a motor (16) is fixedly mounted on the side of the mounting seat (14), an output shaft of the motor (16) is fixedly connected to the end of the transmission roller (15) at a corresponding position, and a transmission connection is formed between the two transmission rollers (15). A polishing belt (17), a cleaning brush (18) is detachably mounted on the mounting seat (14), and the bristles of the cleaning brush (18) are in contact with the surface of the polishing belt (17); a plurality of guide rods (19) are fixedly mounted between the two fixed plates (5), the movable plate (8) is slidably mounted on the outer surfaces of the plurality of guide rods (19), and a plurality of guide rods (25) are slidably mounted on the mounting plate (12), and the bottom ends of the guide rods (25) are fixedly connected to the upper surface of the mounting seat (14).

2. The surface smoothing device for the oil cylinder piston rod according to claim 1, Features: A motor (20) is fixedly mounted on the side of the support plate (2) at the rear side, and the output shaft of the motor (20) is fixedly connected to the rotating shaft 1 (3) at the corresponding position. A plurality of rotating shafts 2 (6) at the rear side are fixedly mounted with pulleys (21) on their outer surfaces, and a belt (22) is connected between two adjacent pulleys (21) for transmission.

3. The surface smoothing device for the oil cylinder piston rod according to claim 1, Features: A plurality of guide sleeves (23) are fixedly mounted on the upper surface and the lower surface of the fixing frame (10), and a plurality of guide bars (24) are fixedly mounted on the side surface of the mounting plate (12), wherein the guide bars (24) slide through the guide sleeves (23).

4. The surface smoothing device for the oil cylinder piston rod according to claim 1, Features: A plurality of support rollers (26) are rotatably mounted in the mounting seat (14); the outer surfaces of the support rollers (26) are in contact with the inner walls of the polishing belt (17); and the support rollers (26) are located directly above the tightening column (4).

5. The surface smoothing device for the oil cylinder piston rod according to claim 1, Features: The side of the mounting seat (14) is provided with a socket and the cleaning brush (18) is inserted into the socket. Both ends of the cleaning brush (18) are provided with locking holes. A fixing block (27) is fixedly installed on the side of the mounting seat (14). A locking rod (28) is slidably installed on the fixing block (27). An operating plate (29) is fixedly installed on the top of the locking rod (28). The bottom end of the locking rod (28) cooperates with the locking hole. A spring (30) is fixedly installed between the operating plate (29) and the fixing block (27).

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