Air swelling shaft dismounting and mounting device of precision cutting machine

Abstract

The utility model relates to the technical field of precision cutting machines, in particular to a precision cutting machine air swelling shaft dismounting device which comprises a transverse moving mechanism and a clamping mechanism, an outer frame is fixedly arranged on a trolley, an inner frame is movably arranged in the outer frame, a lifting assembly is arranged in the inner frame, and the lifting assembly is connected with a lifting frame; the transverse moving mechanism comprises an oil cylinder frame, a transverse moving plate and a push-pull oil cylinder, the oil cylinder frame is arranged at one end of the lifting frame, the transverse moving plate is arranged at the top of the lifting frame in a sliding mode, the tail end of the push-pull oil cylinder is arranged on the oil cylinder frame, and a piston rod is connected with the transverse moving plate; the clamping mechanism is arranged at the top of the transverse moving plate and comprises a driving assembly, an upper clamping block and a lower clamping block. According to the device, the air expansion shaft can be conveniently pulled out of a pipe core of a finished product material, the air expansion shaft can be conveniently inserted into the pipe core, the air expansion shaft does not need to be manually carried, time and labor are saved, the labor intensity of workers is reduced, and the efficiency of disassembling and assembling the air expansion shaft from the pipe core is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of precision cutting machines, in particular to a pneumatic shaft disassembly and assembly device for precision cutting machines. Background Art

[0002] During the production and processing of aluminum foil, a fine cutting machine is usually required to cut the aluminum foil coil. The aluminum foil coil is transported from the feed end of the fine cutting machine to the fine cutting machine. After the aluminum foil coil is cut by the fine cutting machine, the aluminum foil is wound and rolled up at the discharge end of the fine cutting machine through an air expansion shaft. After the rolling work is completed, the tube core mounted on the air expansion shaft needs to be replaced. The prior art usually manually pulls the air expansion shaft out of the finished material tube core to replace the new tube core. The disassembly and installation of the air expansion shaft requires workers to carry it. However, since the air expansion shaft itself is relatively heavy, it is time-consuming and labor-intensive to manually disassemble and install the air expansion shaft, the labor intensity of the workers is high, and the efficiency of replacing the tube core is low. Summary of the invention

[0003] The utility model aims to solve the problem that the air expansion shaft of the precision cutting machine in the prior art is inconvenient to disassemble and install, which is time-consuming and labor-intensive. A device for disassembling and assembling the air expansion shaft of the precision cutting machine is provided. The device is convenient for pulling the air expansion shaft out of the tube core of the finished material, and is convenient for inserting the air expansion shaft into the tube core. Manual transportation of the air expansion shaft is no longer required, which saves time and labor, reduces the labor intensity of workers, and improves the efficiency of replacing the tube core.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is: a precision cutting machine air expansion shaft disassembly and assembly device, including a trolley and an outer frame, and also including a transverse movement mechanism and a clamping mechanism. The outer frame is fixedly set on the trolley, and an inner frame is movably arranged inside the outer frame. A lifting assembly is arranged inside the inner frame, and the lifting assembly is connected to a lifting frame. The lifting assembly can drive the inner frame to perform lifting movement in the outer frame, thereby driving the lifting frame to perform lifting movement.

[0005] The transverse movement mechanism includes a cylinder frame, a transverse movement plate and a push-pull cylinder. The cylinder frame is arranged at one end of the lifting frame, the transverse movement plate is slidably arranged on the top of the lifting frame, the tail end of the push-pull cylinder is arranged on the cylinder frame, and the piston rod is connected to the transverse movement plate. The push-pull cylinder can drive the transverse movement plate to move on the top of the lifting frame, thereby driving the clamping mechanism to move, and then the clamping mechanism can draw or push the air shaft.

[0006] The clamping mechanism is arranged on the top of the transverse plate, and the clamping mechanism includes a driving assembly, an upper clamping block and a lower clamping block. A vertical plate is arranged on the top of the transverse plate, and the driving assembly is arranged on one side of the vertical plate. The driving assembly is connected to the upper clamping block. A clamping frame is also arranged on the top of the transverse plate, and the lower clamping block is fixedly arranged on the top of the clamping frame. The driving assembly can drive the upper clamping block to move so that the upper clamping block cooperates with the lower clamping block to clamp the air expansion shaft.

[0007] Furthermore, the trolley includes a frame tail plate and two frame plates, the two frame plates are arranged at intervals on one side of the frame tail plate, a plurality of wheels 2 are rotatably arranged on the frame plate, and wheel 1 is arranged on the frame tail plate. The trolley can transport the inflatable shaft clamped by the clamping mechanism to the tube core or the inflatable shaft placement position.

[0008] Furthermore, the outer frame includes a supporting base plate and two outer frame plates arranged on the top of the supporting base plate. A concave groove is opened on the inner side of the outer frame plate, and a plurality of guide wheels are arranged at intervals inside the concave groove. The inner frame is slidably connected to the outer frame plate and is in contact with the guide wheels. The guide wheels facilitate the lifting and lowering movement of the inner frame within the outer frame.

[0009] Furthermore, a plurality of limit plates are provided on both sides of the outer frame plate, the limit plates are in an "L"-shaped structure, and a plurality of limit columns are arranged at intervals on one side of the limit plate; the outer frame also includes a transverse plate connected to the two outer frame plates, and two chain pin shafts are fixedly provided on the inner side of the transverse plate, the limit columns serve to limit the inner frame, and the chain pin shaft is used to connect the chain.

[0010] Furthermore, lifting connecting plates are provided on both sides of the lifting frame, a U-shaped plate is fixedly provided between the two lifting connecting plates, and two chain pin shafts are fixedly provided on the U-shaped plate; guide wheels are rotatably provided on the outer sides of the lifting connecting plates, guide grooves are provided on both sides of the inner side of the inner frame, and the guide wheels are located inside the guide grooves. Through the cooperation between the guide wheels and the guide grooves, the lifting and lowering movement of the lifting frame is guided.

[0011] Furthermore, the lifting assembly includes a support seat, a lifting cylinder, a lifting shaft and two chains. The support seat is fixedly set on the top of the supporting base plate, the lifting cylinder is set on the top of the support seat, the upper end of the lifting shaft is connected to the inner frame, and the lower end is connected to the piston rod of the lifting cylinder. The piston rod of the lifting cylinder can drive the inner frame to perform lifting movement in the outer frame through the lifting shaft.

[0012] Furthermore, two fixed shafts are symmetrically arranged on the lifting shaft, and a sprocket wheel is rotatably arranged on the end of the fixed shaft. One end of the chain is connected to chain pin shaft one, and the other end passes around the sprocket wheel and is connected to chain pin shaft two. Through the cooperation between the chain and the sprocket wheel, the lifting frame can be lifted and lowered under the action of the U-shaped plate and the lifting connecting plate during the lifting and lowering movement of the inner frame.

[0013] Furthermore, a supporting cylinder is fixedly arranged on the top of the cylinder frame, and a supporting circular plate is arranged on the end of the piston rod of the supporting cylinder; two guide rails are symmetrically arranged on the top of the lifting frame, and a plurality of sliding blocks are arranged on the bottom of the transverse plate, and the sliding blocks are slidably arranged on the guide rails, and the air-expanding shaft clamped by the clamping mechanism can be supported by the supporting cylinder and the supporting circular plate.

[0014] Furthermore, the driving assembly includes a clamping cylinder and an articulated seat, a connecting seat and a limit seat arranged on the vertical plate, the articulated seat is arranged at the lower part of the vertical plate, the connecting seat is arranged at the upper part of the vertical plate, and the limit seat is located between the articulated seat and the connecting seat; a rotating shaft is fixedly arranged on the connecting seat, and a connecting block is rotatably arranged on the rotating shaft.

[0015] Furthermore, the tail end of the clamping cylinder is hinged to the hinge seat, one end of the connecting block is hinged to the piston rod of the clamping cylinder, and the other end is fixedly connected to the upper clamping block. The clamping cylinder drives the connecting block to rotate, so that the upper clamping block can clamp or release the air shaft.

[0016] Through the above technical solution, the beneficial effects of the utility model are:

[0017] The utility model has a reasonable structure and good use effect. It is convenient to pull out the air expansion shaft from the finished material tube core and to insert the air expansion shaft into the tube core. There is no need to manually carry the air expansion shaft, which saves time and effort, reduces the labor intensity of workers, and improves the efficiency of replacing the tube core.

[0018] The utility model facilitates adjusting the position of the device through the trolley, so as to transport the air-expanding shaft clamped by the clamping mechanism to the tube core or the position where the air-expanding shaft is placed; at the same time, the air-expanding shaft can be pulled or pushed through the trolley, so as to pull the air-expanding shaft out of the tube core or insert it into the tube core.

[0019] The utility model can drive the inner frame to perform lifting movement in the outer frame through the lifting component, and when the inner frame performs the lifting movement, the lifting frame can be prompted to perform the lifting movement through the cooperation of the chain and the sprocket wheel, so as to achieve the effect of adjusting the height of the transverse movement mechanism and the clamping mechanism, thereby achieving the effect of facilitating the clamping mechanism to clamp and fix the air expansion shaft.

[0020] The utility model can drive the transverse plate to move on the lifting frame through the push-pull cylinder, so as to achieve the effect of adjusting the position of the clamping mechanism and the distance between the upper clamping block, the lower clamping block and the supporting circular plate, so as to achieve the effect of driving the transverse plate to move through the push-pull cylinder to perform the action of pulling or pushing the air expansion shaft; wherein the supporting cylinder and the supporting circular plate have the effect of supporting the air expansion shaft.

[0021] The utility model drives the connecting block to rotate by the piston rod of the clamping oil cylinder, so that the connecting block drives the upper clamping block to move, thereby achieving the effect of clamping or releasing the air expansion shaft by the upper clamping block and the lower clamping block. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure of a pneumatic shaft disassembly and assembly device for a precision cutting machine according to the utility model. Figure 1 ;

[0023] Figure 2 This is a schematic diagram of the structure of a pneumatic shaft disassembly and assembly device for a precision cutting machine according to the utility model. Figure 2 ;

[0024] Figure 3 This is a schematic diagram of the structure of a pneumatic shaft disassembly and assembly device for a precision cutting machine according to the utility model. Figure 3 ;

[0025] Figure 4 This is a schematic diagram of the structure of a pneumatic shaft disassembly and assembly device for a precision cutting machine according to the utility model. Figure 4 (excluding trolley and outer frame);

[0026] Figure 5 It is a structural schematic diagram of the outer frame of the utility model;

[0027] Figure 6 This is a schematic diagram of the structure of the transverse movement mechanism and the clamping mechanism of the utility model. Figure 1 ;

[0028] Figure 7 This is a schematic diagram of the structure of the transverse movement mechanism and the clamping mechanism of the utility model. Figure 2 ;

[0029] Figure 8 It is a structural schematic diagram of the clamping mechanism of the utility model.

[0030] The numbers in the attached drawings are: 1 is a frame tail plate, 2 is a frame plate, 3 is a wheel 1, 4 is a wheel 2, 5 is a support bottom plate, 6 is an outer frame plate, 7 is a concave groove, 8 is a guide wheel, 9 is a limit plate, 10 is a limit column, 11 is a transverse plate, 12 is a chain pin shaft 1, 13 is an inner frame, 14 is a guide groove, 15 is a support seat, 16 is a lifting cylinder, 17 is a lifting shaft, 18 is a chain wheel, 19 is a chain, 20 is a lifting frame, 21 21 is a lifting connecting plate, 22 is a guide wheel, 23 is a U-shaped plate, 24 is a chain pin shaft 2, 25 is a guide rail, 26 is a cylinder frame, 27 is a supporting cylinder, 28 is a supporting circular plate, 29 is a push-pull cylinder, 30 is a transverse plate, 31 is a slider, 32 is a vertical plate, 33 is a hinged seat, 34 is a clamping cylinder, 35 is a connecting seat, 36 is a connecting block, 37 is an upper clamping block, 38 is a limit seat, 39 is a clamping frame, and 40 is a lower clamping block. DETAILED DESCRIPTION

[0031] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:

[0032] like Figures 1 to 8 As shown, a precision cutting machine air expansion shaft disassembly and assembly device includes a trolley and an outer frame. The outer frame clamp is in a "U" shape as a whole. The outer frame is fixedly installed on the trolley, and the position of the device can be easily adjusted by the trolley. It also includes a transverse movement mechanism and a clamping mechanism. The position of the clamping mechanism can be adjusted by the transverse movement mechanism. The outer frame is fixedly set on the trolley, and an inner frame 13 is movably arranged inside the outer frame. The inner frame 13 can perform lifting and lowering movements inside the outer frame. The inner frame 13 is in an inverted "U" shape. A lifting component is arranged inside the inner frame 13, and the lifting component is connected to a lifting frame 20. When the lifting component drives the inner frame 13 to perform lifting and lowering movements, the lifting frame 20 performs lifting and lowering movements synchronously.

[0033] The transverse movement mechanism includes a cylinder frame 26, a transverse movement plate 30 and a push-pull cylinder 29. The cylinder frame 26 is arranged at one end of the lifting frame 20. The cylinder frame 26 is bolted to the side plate of the lifting frame 20. The cylinder frame 26 is installed to the end of the lifting frame 20 away from the inner frame 13. The transverse movement plate 30 is slidably arranged on the top of the lifting frame 20. The tail end of the push-pull cylinder 29 is arranged on the cylinder frame 26, and the piston rod is connected to the transverse movement plate 30. The piston rod of the push-pull cylinder 29 can drive the transverse movement plate 30 to slide left and right on the top of the lifting frame 20.

[0034] The clamping mechanism is arranged on the top of the transverse plate 30, and the clamping mechanism includes a driving assembly, an upper clamping block 37 and a lower clamping block 40. A vertical plate 32 is arranged on the top of the transverse plate 30, and the transverse plate 30 is in an "H"-shaped structure. Reinforcement rods are fixedly installed on the edges of both sides of the vertical plate 32, and the two ends of the reinforcement rods are fixedly connected to the vertical plate 32 and the transverse plate 30 respectively. The driving assembly is arranged on one side of the vertical plate 32, and the driving assembly is connected to the upper clamping block 37. The driving assembly drives the upper clamping block 37 to move. 7 is rotated, a clamping frame 39 is also arranged on the top of the transverse plate 30, and the lower clamping block 40 is fixedly arranged on the top of the clamping frame 39. In this embodiment, an arc groove is opened at the bottom of the upper clamping block 37, and an arc groove is opened at the top of the lower clamping block 40, the purpose of which is to facilitate clamping and fixing the air expansion shaft. The upper clamping block 37 corresponds to the lower clamping block 40 up and down, and the clamping frame includes two mounting plates fixed to the top of the transverse plate 30 by bolts, and side fixing plates are installed on the top of the two mounting plates, and the two side fixing plates are in an "eight" shape.

[0035] The trolley includes a frame tail plate 1 and two frame plates 2. The frame tail plate 1 is in an "L" - shaped structure. The two frame plates 2 are arranged at intervals on one side of the frame tail plate 1. A plurality of second wheels 4 are rotatably arranged on the frame plates 2. The cross - section of the frame plate 2 is in an inverted "U" - shaped structure. The second wheel 4 includes a wheel axle, and the wheel axle is rotatably installed on the frame plate 2. Four second wheels 4 are installed on each frame plate 2. Among them, three second wheels 4 are installed at the front end of the frame plate 2 and one second wheel 4 is installed at the rear end of the frame plate 2. Square holes are opened at the positions corresponding to the second wheels 4 on the top of the frame plate 2, aiming to facilitate the rotation of the second wheels 4. The first wheels 3 are arranged on the frame tail plate 1, and the number of the first wheels 3 on the frame tail plate 1 is two. The first wheel 3 includes a wheel axle rotatably installed on the frame tail plate 1.

[0036] The outer frame includes a support bottom plate 5 and two outer frame plates 6 arranged on the top of the support bottom plate 5. The support bottom plate 5 is fixedly installed on the tops of the two frame plates 2. A concave groove 7 is opened on the inner side of the outer frame plate 6. A plurality of guide wheels 8 are arranged at intervals inside the concave groove 7. The number of guide wheels 8 in each concave groove 7 is three. The guide wheel 8 includes a guide wheel axle rotatably installed in the concave groove 7. The inner frame 13 is slidably connected with the outer frame plate 6 and is in contact with the guide wheel 8. Through the guide wheel 8, it is convenient for the inner frame 13 to make a lifting movement between the two outer frame plates 6.

[0037] A plurality of limit plates 9 are arranged on both sides of the outer frame plate 6. The number of limit plates 9 on both sides of each outer frame plate 6 is two. The limit plate 9 is in an "L" - shaped structure. A plurality of limit columns 10 are arranged at intervals on one side of the limit plate 9. The number of limit columns 10 on each limit plate 9 is three. The outer frame further includes a transverse plate 11 connected with the two outer frame plates 6. The transverse plate 11 is bolt - fixed to the outer frame plate 6 and is located at the rear side of the outer frame plate 6. Two first chain pins 12 are fixedly arranged on the inner side of the transverse plate 11, and the first chain pins 12 are used to connect the chain 19.

[0038] Lifting connecting plates 21 are arranged on both sides of the lifting frame 20. The lifting connecting plate 21 includes a vertical part and an inclined part. A U - shaped plate 23 is fixedly arranged between the two lifting connecting plates 21. The U - shaped plate 23 is bolt - fixed to the lifting connecting plate 21. Two second chain pins 24 are fixedly arranged on the U - shaped plate 23, and the second chain pins 24 are used to connect the chain 19. Guide wheels 22 are rotatably arranged on the outer side of the lifting connecting plate 21. The number of guide wheels 22 is two. The guide wheels 22 are installed on the vertical part. One end of the inclined part far from the vertical part is fixedly connected with the lifting frame 20. Guide grooves 14 are opened on both sides inside the inner frame 13. The guide wheels 22 are located inside the guide grooves 14. Through the cooperation of the guide grooves 14 and the guide wheels 22, it plays a guiding role in the lifting movement of the lifting frame 20.

[0039] The lifting assembly includes a support seat 15, a lifting cylinder 16, a lifting shaft 17 and two chains 19. The support seat 15 is fixedly set on the top of the supporting base plate 5. The lifting cylinder 16 is set on the top of the support seat 15. The upper end of the lifting shaft 17 is connected to the inner frame 13, and the lower end is connected to the piston rod of the lifting cylinder 16. The piston rod of the lifting cylinder 16 is extended to drive the inner frame 13 to move upward through the lifting shaft 17.

[0040] Two fixed shafts are symmetrically arranged on the lifting shaft 17, and a sprocket wheel 18 is rotatably arranged at the end of the fixed shaft, and one end of the chain 19 is connected to the chain pin shaft 12, and the other end bypasses the sprocket wheel 18 and is connected to the chain pin shaft 24. During the upward movement of the inner frame 13, the chain 19 pulls the U-shaped plate 23 upward under the action of the sprocket wheel 18, and the U-shaped plate 23 moves upward, driving the two lifting connecting plates 21 to move upward, and the guide wheel 22 moves upward in the guide groove 14, and the two lifting connecting plates 21 drive the lifting frame 20 to move upward.

[0041] A supporting cylinder 27 is fixedly provided on the top of the cylinder frame 26, and a supporting circular plate 28 is provided at the end of the piston rod of the supporting cylinder 27. When the clamping mechanism clamps the fixed gas expansion shaft, the piston rod 27 of the supporting cylinder 27 extends to drive the supporting circular plate 28 to move upward, and the supporting circular plate 28 is pressed against the gas expansion shaft to support the gas expansion shaft; two guide rails 25 are symmetrically provided on the top of the lifting frame 20, and the guide rails 25 are fixedly installed on the top of the side plate of the lifting frame 20, and a plurality of sliders 31 are arranged at the bottom of the transverse plate 30, and the sliders 31 are slidably set on the guide rails 25, wherein the number of sliders 31 at the bottom of the transverse plate 30 is six, and each guide rail 25 corresponds to three sliders 31, respectively, and the transverse plate 30 moves on the lifting frame 20 through the cooperation between the guide rails 25 and the sliders 31.

[0042] The driving assembly includes a clamping cylinder 34 and an articulated seat 33, a connecting seat 35 and a limit seat 38 arranged on the vertical plate 32, wherein the articulated seat 33 is arranged at the lower part of the vertical plate 32, the connecting seat 35 is arranged at the upper part of the vertical plate 32, and the limit seat 38 is located between the articulated seat 33 and the connecting seat 35; a rotating shaft is fixedly arranged on the connecting seat 35, and a connecting block 36 is rotatably arranged on the rotating shaft, wherein the clamping cylinder 34 is located in the limit seat 38, and the limit seat 38 has the function of limiting and protecting the clamping cylinder 34.

[0043] The tail end of the clamping cylinder 34 is hinged to the hinge seat 33, one end of the connecting block 36 is hinged to the piston rod of the clamping cylinder 34, and the other end is fixedly connected to the upper clamping block 37. In this embodiment, the connecting seat 35 is in an "L" shape, and a groove is formed on the connecting seat 35. The rotating shaft is fixedly installed in the groove. A pin is installed at one end of the connecting block 36. The piston rod of the clamping cylinder 34 is connected to the pin through a fisheye joint. The piston rod of the clamping cylinder 34 extends out to drive the connecting block 36 to rotate clockwise, and the connecting block 36 drives the upper clamping block 37 to move downward to clamp the fixed gas expansion shaft. The piston rod of the clamping cylinder 34 retracts to rotate the connecting block 36 counterclockwise, and the connecting block 36 drives the upper clamping block 37 to move upward to release the gas expansion shaft.

[0044] The working principle of the utility model is as follows: when the air expansion shaft needs to be pulled out from the tube core, the device is first moved to the air expansion shaft of the precision cutting machine by the trolley, and then the height of the air expansion shaft is observed to adjust the height of the clamping mechanism, and the lifting cylinder 16 is opened. The piston rod of the lifting cylinder 16 is extended, and the inner frame 13 is moved upward in the outer frame through the lifting shaft 17, and the lifting shaft 17 synchronously drives the chain wheel 18 to move upward, and the chain 19 pulls the U-shaped plate 23 upward, and the U-shaped plate 23 drives the two lifting connecting plates 21 to move upward, and the guide wheel 22 on the lifting connecting plate 21 moves upward in the guide groove 14, and the two lifting connecting plates 21 drive the lifting frame 20 to move upward, and the lifting frame 20 drives the transverse movement mechanism and the clamping mechanism to move upward. In this process, the air expansion shaft is located between the upper clamping block 37 and the lower clamping block 40 through the trolley. When the lower clamping block 40 is located at the bottom of the air expansion shaft and cannot move upward, the lifting cylinder 16 is closed, and the clamping mechanism is opened. The oil cylinder 34 and the piston rod of the clamping oil cylinder 34 extend to drive the connecting block 36 to rotate clockwise, and the connecting block 36 drives the upper clamping block 37 to move downward to clamp and fix the gas expansion shaft, and then the supporting oil cylinder 27 is opened, and the piston rod of the supporting oil cylinder 27 extends to push the supporting circular plate 28 to the gas expansion shaft to support the gas expansion shaft; then the push-pull oil cylinder 29 is opened, and the piston rod of the push-pull oil cylinder 29 extends and drives the transverse plate 30 to move in the direction of the inner frame 13, so as to achieve the movement of the clamping mechanism to pull the gas expansion shaft outward from the tube core, so as to achieve the effect of removing the gas expansion shaft from the tube core; then the gas expansion shaft is transported to the placement rack by the trolley, and the height of the clamping mechanism is adjusted by the lifting assembly, and then the push-pull oil cylinder 29 is closed, and the piston rod of the push-pull oil cylinder 29 drives the transverse plate 30 to move in the direction away from the inner frame 13, pushing the gas expansion shaft onto the placement rack, and then the supporting oil cylinder 27 and the clamping oil cylinder 34 are closed to release the gas expansion shaft.

[0045] When the air expansion shaft needs to be inserted into the tube core, first move the device to the air expansion shaft placement rack by the trolley, then observe the height of the placement rack to adjust the height of the clamping mechanism, open the lifting cylinder 16, the piston rod of the lifting cylinder 16 extends, and the inner frame 13 moves upward in the outer frame through the lifting shaft 17, the lifting shaft 17 simultaneously drives the chain wheel 18 to move upward, the chain 19 pulls the U-shaped plate 23 upward, the U-shaped plate 23 drives the two lifting connecting plates 21 to move upward, the guide wheel 22 on the lifting connecting plate 21 moves upward in the guide groove 14, the two lifting connecting plates 21 drive the lifting frame 20 to move upward, the lifting frame 20 drives the transverse movement mechanism and the clamping mechanism to move upward, in this process, the air expansion shaft is located between the upper clamp block 37 and the lower clamp block 40 by the trolley, and when the lower clamp block 40 is located at the bottom of the air expansion shaft and cannot move upward, the lifting cylinder is closed. 16. Open the clamping cylinder 34, and the piston rod of the clamping cylinder 34 extends to drive the connecting block 36 to rotate clockwise. The connecting block 36 drives the upper clamping block 37 to move downward to clamp and fix the gas expansion shaft. Then open the supporting cylinder 27, and the piston rod of the supporting cylinder 27 extends to push the supporting circular plate 28 to the gas expansion shaft to support the gas expansion shaft; then open the push-pull cylinder 29, and the piston rod of the push-pull cylinder 29 extends to drive the transverse plate 30 to move in the direction of the inner frame 13; when the gas expansion shaft moves down from the placement rack, the device is moved to the tube core by the trolley, and then the height of the clamping mechanism is adjusted by the lifting assembly, and the piston rod of the push-pull cylinder 29 drives the transverse plate 30 to move away from the inner frame 13 to insert the gas expansion shaft into the tube core. When the gas expansion shaft is inserted into the tube core, close the supporting cylinder 27 and the clamping cylinder 34, and release the gas expansion shaft.

[0046] The embodiments described above are only preferred embodiments of the utility model and do not limit the scope of implementation of the utility model. Therefore, all equivalent changes or modifications made according to the technical solutions described in the patent scope of the utility model should be included in the scope of the patent application of the utility model.

Claims

1. A precision cutting machine air expansion shaft disassembly and assembly device, comprising a trolley and an outer frame, characterized in that: It also includes a transverse movement mechanism and a clamping mechanism, the outer frame is fixedly arranged on the trolley, an inner frame (13) is movably arranged inside the outer frame, a lifting component is arranged inside the inner frame (13), and the lifting component is connected to a lifting frame (20); The transverse movement mechanism comprises a cylinder frame (26), a transverse movement plate (30) and a push-pull cylinder (29); the cylinder frame (26) is arranged at one end of the lifting frame (20); the transverse movement plate (30) is slidably arranged on the top of the lifting frame (20); the rear end of the push-pull cylinder (29) is arranged on the cylinder frame (26); and the piston rod is connected to the transverse movement plate (30); The clamping mechanism is arranged on the top of the transverse plate (30), and comprises a driving assembly, an upper clamping block (37) and a lower clamping block (40); a vertical plate (32) is arranged on the top of the transverse plate (30); the driving assembly is arranged on one side of the vertical plate (32), and the driving assembly is connected to the upper clamping block (37); a clamping frame (39) is also arranged on the top of the transverse plate (30), and the lower clamping block (40) is fixedly arranged on the top of the clamping frame (39).

2. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 1, characterized in that: The trolley comprises a frame tail plate (1) and two frame plates (2), wherein the two frame plates (2) are arranged at intervals on one side of the frame tail plate (1), a plurality of wheels (4) are rotatably arranged on the frame plate (2), and a wheel (3) is arranged on the frame tail plate (1).

3. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 1, characterized in that: The outer frame comprises a supporting base plate (5) and two outer frame plates (6) arranged on the top of the supporting base plate (5); a concave groove (7) is provided on the inner side of the outer frame plate (6); a plurality of guide wheels (8) are arranged at intervals inside the concave groove (7); and the inner frame (13) is slidably connected to the outer frame plate (6) and is in contact with the guide wheels (8).

4. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 3, characterized in that: A plurality of limit plates (9) are arranged on both sides of the outer frame plate (6), the limit plates (9) are in an "L"-shaped structure, and a plurality of limit columns (10) are arranged at intervals on one side of the limit plates (9); the outer frame also includes a transverse plate (11) connected to the two outer frame plates (6), and two chain pin shafts (12) are fixedly arranged on the inner side of the transverse plate (11).

5. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 4, characterized in that: Both sides of the lifting frame (20) are provided with lifting connecting plates (21), a U-shaped plate (23) is fixedly provided between the two lifting connecting plates (21), and two chain pin shafts (24) are fixedly provided on the U-shaped plate (23); guide wheels (22) are rotatably provided on the outer sides of the lifting connecting plates (21), and guide grooves (14) are provided on both sides of the inner side of the inner frame (13), and the guide wheels (22) are located inside the guide grooves (14).

6. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 5, characterized in that: The lifting assembly comprises a support seat (15), a lifting cylinder (16), a lifting shaft (17) and two chains (19); the support seat (15) is fixedly arranged on the top of the supporting base plate (5); the lifting cylinder (16) is arranged on the top of the support seat (15); the upper end of the lifting shaft (17) is connected to the inner frame (13) and the lower end is connected to the piston rod of the lifting cylinder (16).

7. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 6, characterized in that: Two fixed shafts are symmetrically arranged on the lifting shaft (17), and a chain wheel (18) is rotatably arranged at the end of the fixed shaft. One end of the chain (19) is connected to the first chain pin shaft (12), and the other end bypasses the chain wheel (18) and is connected to the second chain pin shaft (24).

8. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 1, characterized in that: A supporting oil cylinder (27) is fixedly arranged on the top of the oil cylinder frame (26), and a supporting circular plate (28) is arranged at the end of the piston rod of the supporting oil cylinder (27); two guide rails (25) are symmetrically arranged on the top of the lifting frame (20), and a plurality of sliding blocks (31) are arranged at the bottom of the transverse plate (30), and the sliding blocks (31) are slidably arranged on the guide rails (25).

9. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 1, characterized in that: The driving assembly comprises a clamping cylinder (34) and an articulated seat (33), a connecting seat (35) and a limit seat (38) arranged on the vertical plate (32); the articulated seat (33) is arranged at the lower part of the vertical plate (32); the connecting seat (35) is arranged at the upper part of the vertical plate (32); and the limit seat (38) is located between the articulated seat (33) and the connecting seat (35); a rotating shaft is fixedly arranged on the connecting seat (35); and a connecting block (36) is rotatably arranged on the rotating shaft.

10. The device for disassembling and assembling an air expansion shaft of a precision cutting machine according to claim 9, characterized in that: The tail end of the clamping oil cylinder (34) is hinged to the hinge seat (33), one end of the connecting block (36) is hinged to the piston rod of the clamping oil cylinder (34), and the other end is fixedly connected to the upper clamping block (37).

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