CN223802324U - A polishing device for eccentric sleeves of speed reducers - Google Patents
A polishing device for eccentric sleeves of speed reducersInfo
- Publication number
- CN223802324U CN223802324U CN202520351759.8U CN202520351759U CN223802324U CN 223802324 U CN223802324 U CN 223802324U CN 202520351759 U CN202520351759 U CN 202520351759U CN 223802324 U CN223802324 U CN 223802324U
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- eccentric sleeve
- frame
- plate
- fixedly connected
- cylinder
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Abstract
The utility model relates to the technical field of machining of eccentric sleeves of speed reducers, and discloses a polishing device for the eccentric sleeves of speed reducers, which comprises a square frame, a cylinder is arranged at the top of the square frame, the output fixedly connected with connection box of cylinder, the internally mounted of connection box has the rotating electrical machines, and the output fixedly connected with polishing dish of rotating electrical machines. According to the utility model, the driving assembly is arranged, in the process of rotating the bidirectional screw rod, under the action of the driving gear and the driven gear, the threaded rod rotates, the threaded cylinder moves towards the surface of the eccentric sleeve until the threaded cylinder is abutted against the outer side of the eccentric sleeve, so that the eccentric sleeve is clamped inside and outside, the eccentric sleeve is fixed more stably, after finishing polishing work, the cylinder is reset with the polishing disc, and in the process, the cylinder is reset with the abutting plate and the abutting piece, so that the clamping of the eccentric sleeve is relieved, the eccentric sleeve is conveniently taken down, the installation and the taking down of the eccentric sleeve are faster, and the working efficiency of the device is improved.
Description
Technical Field
The utility model relates to the technical field of machining of eccentric sleeves of speed reducers, in particular to a polishing device for the eccentric sleeves of speed reducers.
Background
The eccentric sleeve of the speed reducer is a key part commonly used for adjusting the assembly precision and prolonging the service life in the speed reducer, and the eccentric sleeve is a thin-wall part, so that the machining precision is high, and certain difficulty exists in machining.
In the Chinese patent of publication No. CN221474789U, a polishing device is arranged, when the eccentric sleeve is placed on the polishing device to polish the surface of the eccentric sleeve, the eccentric sleeve is placed on the top of the supporting frame, the adjusting screw is rotated on the outer frame, the adjusting screw is rotated to move downwards, the sliding plate is driven to move downwards, the pressing rod is driven to press downwards in the process of moving downwards, so that the outer pressing rod is pushed to move downwards, the outer pressing rod is pressed on the outer surface of the eccentric sleeve, and the eccentric sleeve is limited and fixed.
The inventor considers that the device has the following defects that the polishing work can be carried out only after the eccentric sleeve is fixed in a limiting way, and the eccentric sleeve can be taken down only after the polishing work is finished by releasing the fixing of the eccentric sleeve, so that the polishing work on the eccentric sleeve is complicated in steps, the overall working efficiency of the device is influenced, meanwhile, the eccentric sleeve has the difference in size, and the clamping position of the device to the eccentric is required to be adjusted according to the size of the eccentric sleeve, so that the application range of the device is improved.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a polishing device for an eccentric sleeve of a speed reducer.
The technical scheme includes that the polishing device for the eccentric sleeve of the speed reducer comprises a return frame, an air cylinder is arranged at the top of the return frame, a connecting box is fixedly connected to the output end of the air cylinder, a rotating motor is arranged in the connecting box, a polishing disc is fixedly connected to the output end of the rotating motor, a driving assembly is arranged on the left side of the return frame, and a limiting assembly is arranged at the bottom of the inner wall of the return frame.
The driving assembly comprises a long plate, the long plate is sleeved on the outer side of an output shaft of the air cylinder, the left side of the long plate is fixedly connected with a lifting toothed plate, the surface of the lifting toothed plate is connected with a connecting gear in a meshed mode, one end of a middle shaft of the connecting gear is rotationally connected to the left side of the mold returning frame, and the bottom of the long plate is fixedly connected with a balancing weight.
The limiting component comprises an H-shaped plate and a bidirectional screw rod, wherein the bottom of the H-shaped plate is fixedly connected to the bottom of the inner wall of the return frame, one end of the bidirectional screw rod is rotationally connected to the inner wall of the return frame, the other end of the bidirectional screw rod and the other end of the connecting gear intermediate shaft are both sleeved with belt wheels, the two belt wheels are in transmission connection through a synchronous belt, the outer side of the bidirectional screw rod is in threaded connection with two symmetrically arranged vertical plates, the inner threads of the vertical plates are connected with adjusting screws, one end of each adjusting screw rod is rotationally connected with an abutting plate, the surfaces of the bidirectional screw rods are sleeved with driving gears which are symmetrically arranged, the surfaces of the driving gears are meshed with driven gears, the axle center of the driven gears are in through connection with threaded rods, one end of each threaded rod is rotationally connected to the inner wall of the return frame, one end of each threaded rod is fixedly connected with an abutting piece.
As the further improvement of above-mentioned scheme, the butt spare includes butt frame and connecting frame, rotates on the inner wall of butt frame and is connected with the connecting cylinder, and the inside threaded connection of connecting cylinder has little screw rod, and little screw rod rotates to be connected at the surface of connecting frame, and the equal fixedly connected with fixture block in top and the bottom of butt frame, the draw-in groove with fixture block looks adaptation has all been seted up to the top and the bottom of connecting frame inner wall, conveniently adjusts the distance that the butt frame stretches out.
As a further improvement of the scheme, the clamping strips are fixedly connected to the surface of the threaded cylinder, and the through holes for the clamping strips and the threaded cylinder to pass through are formed in the surface of the H-shaped plate, so that the normal operation of the threaded cylinder is ensured.
As a further improvement of the scheme, the two limiting plates are fixedly connected to the surface of the abutting plate, and the limiting plates penetrate through the inside of the vertical plate in a sliding manner, so that the normal movement of the abutting plate is ensured.
As a further improvement of the scheme, the vertical strips are fixedly connected to the surface of the lifting toothed plate, and vertical grooves for the vertical strips to move are formed in the left side of the square frame, so that the normal lifting movement of the lifting toothed plate is ensured.
As a further improvement of the scheme, two rotating bearings are arranged on the outer side of the bidirectional screw rod, and the rotating bearings are arranged on the surface of the H-shaped plate, so that the normal operation of the bidirectional screw rod is ensured.
As a further improvement of the scheme, the top of the H-shaped plate is provided with the linear groove, and the vertical plate is arranged in the linear groove in a sliding manner, so that the normal movement of the vertical plate is ensured.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the driving assembly is arranged, in the process of rotating the bidirectional screw rod, the threaded rod rotates under the action of the driving gear and the driven gear, the threaded cylinder moves towards the surface of the eccentric sleeve under the action of the threaded rod until the threaded cylinder is abutted against the outer side of the eccentric sleeve, so that the eccentric sleeve is clamped inside and outside, the eccentric sleeve is fixed more stably, after finishing polishing work, the cylinder is reset with the polishing disc, and in the process, the cylinder is reset with the abutting plate and the abutting piece, so that the clamping of the eccentric sleeve is relieved, the eccentric sleeve is conveniently taken down, the eccentric sleeve is installed and taken down more quickly, and the working efficiency of the device is improved.
2. According to the utility model, the limit assembly is arranged, the small screw rod is rotated according to the size of the eccentric sleeve of the speed reducer to be processed, so that the abutting frame moves along the connecting frame, the extending length of the abutting frame is adjusted, the threaded rod is rotated, the threaded cylinder moves along the abutting plate, the initial position of the abutting plate is changed, and when the polishing disc reaches the working position, the abutting piece and the abutting plate can be just abutted on the surface and the inner wall of the eccentric sleeve by adjusting the whole length of the abutting piece and the initial position of the abutting plate in advance, so that the device can be matched with the eccentric sleeves with different sizes, and the application range of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view showing the structure of a polishing disk, a long plate and a lifting toothed plate according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the abutment of the present utility model;
FIG. 4 is a schematic view of the structure of the riser, adjusting screw and abutment plate of the present utility model.
Main symbol description:
1. A mold frame; 2, an air cylinder, 3, a polishing disk, 4, a long plate, 5, a lifting toothed plate, 6, a connecting gear, 7, a balancing weight, 8, an H-shaped plate, 9, a bidirectional screw rod, 10, a vertical plate, 11, an adjusting screw rod, 12, an abutting plate, 13, a driving gear, 14, a driven gear, 15, a threaded rod, 16, a threaded cylinder, 17 and an abutting piece.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Examples:
Please combine fig. 1-4, a polishing device for eccentric sleeve of speed reducer of this embodiment, including the back-up frame 1, cylinder 2 is installed at the top of back-up frame 1, and the output fixedly connected with connection box of cylinder 2, the internally mounted of connection box have rotating electrical machines, and the output fixedly connected with polishing dish 3 of rotating electrical machines, and drive assembly is installed in the left side of back-up frame 1, and spacing subassembly is installed to the bottom of back-up frame 1 inner wall.
The drive assembly is used for controlling polishing dish 3 to go up and down to remove, drive assembly includes longeron 4, longeron 4 cup joints in the outside of cylinder 2 output shaft, the left side fixedly connected with of longeron 4 goes up and down pinion rack 5, the fixed surface of going up and down pinion rack 5 is connected with perpendicular slat, perpendicular groove that supplies perpendicular slat to remove has been seted up in the left side of back frame 1, the normal lift removal of going up and down pinion rack 5 has been guaranteed, the surface engagement of going up and down pinion rack 5 is connected with connecting gear 6, the one end rotation of connecting gear 6 jackshaft is connected in the left side of back frame 1, the bottom fixedly connected with balancing weight 7 of longeron 4.
The limiting component is used for limiting and fixing the eccentric sleeve of the speed reducer and comprises an H-shaped plate 8 and a bidirectional screw rod 9, two rotary bearings are arranged on the outer side of the bidirectional screw rod 9, the rotary bearings are arranged on the surface of the H-shaped plate 8, normal operation of the bidirectional screw rod 9 is guaranteed, the bottom of the H-shaped plate 8 is fixedly connected to the bottom of the inner wall of the return frame 1, one end of the bidirectional screw rod 9 is rotationally connected to the inner wall of the return frame 1, the other end of the bidirectional screw rod 9 and the other end of the intermediate shaft of the connecting gear 6 are respectively sleeved with a belt pulley, the two belt pulleys are in transmission connection through a synchronous belt, two symmetrically arranged vertical plates 10 are connected to the outer side of the bidirectional screw rod 9 through threads, a straight line groove is formed in the top of the H-shaped plate 8, the vertical plates 10 are slidably arranged in the straight line groove, normal movement of the vertical plates 10 is guaranteed, an adjusting screw rod 11 is connected to the inner threads of the vertical plates 10, one end of the adjusting screw rod 11 is rotationally connected with an abutting plate 12, the surface of the abutting plate 12 is fixedly connected with two limiting plates, the limiting plates are arranged in the vertical plate 10 in a penetrating and sliding manner, the normal movement of the abutting plate 12 is ensured, the surface of the bidirectional screw rod 9 is sleeved with two symmetrically arranged driving gears 13, the surfaces of the driving gears 13 are connected with driven gears 14 in a meshed manner, the axle center of the driven gears 14 is connected with threaded rods 15 in a penetrating manner, one ends of the threaded rods 15 are rotationally connected to the inner wall of the square frame 1, the outer side of the threaded rods 15 are in threaded connection with threaded cylinders 16, the surfaces of the threaded cylinders 16 are fixedly connected with clamping strips, the surfaces of the H-shaped plates 8 are provided with penetrating openings for the clamping strips and the threaded cylinders 16 to penetrate, the normal operation of the threaded cylinders 16 is ensured, one ends of the threaded cylinders 16 are fixedly connected with abutting pieces 17, the abutting pieces 17 comprise abutting frames and connecting frames, the connecting cylinders are rotationally connected to the inner walls of the abutting frames, the inside threaded connection of connecting cylinder has little screw rod, and little screw rod rotates to be connected at the surface of connecting frame, and the equal fixedly connected with fixture block in top and the bottom of butt frame, the draw-in groove with fixture block looks adaptation has all been seted up to the top and the bottom of connecting frame inner wall, conveniently adjusts the distance that the butt frame stretches out.
The implementation principle of the polishing device for the eccentric sleeve of the speed reducer is that the eccentric sleeve of the speed reducer is placed on the surface of an H-shaped plate 8, an air cylinder 2 is started, the air cylinder 2 carries a connecting box and a long plate 4 to move up and down, after a polishing disc 3 moves to a working position, a driving motor is started, the polishing disc 3 polishes the surface of the eccentric sleeve, in the process, the long plate 4 carries a lifting toothed plate 5 to move downwards, a connecting gear 6 rotates under the action of the lifting toothed plate 5, and a bidirectional screw rod 9 rotates under the action of a synchronous belt, so that two vertical plates 10 move back to back until abutting plates 12 on the two vertical plates 10 abut against the inner wall of the eccentric sleeve.
In this process, under the effect of driving gear 13 and driven gear 14, make threaded rod 15 rotate, screw thread section of thick bamboo 16 moves towards the surface of eccentric sleeve under the effect of threaded rod 15, until the butt is in the outside of eccentric sleeve, thereby realize the inside and outside centre gripping to the eccentric sleeve, make the eccentric sleeve by fixed more stable, after accomplishing polishing work, cylinder 2 is reset with polishing dish 3, this in-process, can bring butt plate 12 and butt piece 17 to reset, thereby the centre gripping to the eccentric sleeve is released, the eccentric sleeve is conveniently taken off, realized when polishing dish 3 reaches the working position, automatic completion is fixed to the spacing of eccentric sleeve, when polishing dish 3 resets, automatic release is fixed to the spacing of eccentric sleeve, make the installation and the removal of eccentric sleeve become more swift, the work efficiency of device has been improved.
According to the size of the eccentric sleeve of the speed reducer, which is required to be processed, the small screw is rotated, so that the abutting frame moves along the connecting frame, the extending length of the abutting frame is adjusted, the threaded rod 15 is rotated, the threaded cylinder 16 moves along the abutting plate 12, the initial position of the abutting plate 12 is changed, when the polishing disc 3 reaches the working position, the abutting piece 17 and the abutting plate 12 can be just abutted on the surface and the inner wall of the eccentric sleeve, the device can be matched with the eccentric sleeves of different sizes, and the application range of the device is improved.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (7)
1. The polishing device for the eccentric sleeve of the speed reducer is characterized by comprising a return frame (1), wherein an air cylinder (2) is arranged at the top of the return frame (1), the output end of the air cylinder (2) is fixedly connected with a connecting box, a rotating motor is arranged in the connecting box, the output end of the rotating motor is fixedly connected with a polishing disc (3), a driving component is arranged at the left side of the return frame (1), and a limiting component is arranged at the bottom of the inner wall of the return frame (1);
The driving assembly comprises a long plate (4), the long plate (4) is sleeved on the outer side of an output shaft of the air cylinder (2), the left side of the long plate (4) is fixedly connected with a lifting toothed plate (5), the surface of the lifting toothed plate (5) is connected with a connecting gear (6) in a meshed mode, one end of an intermediate shaft of the connecting gear (6) is rotatably connected to the left side of the square frame (1), and the bottom of the long plate (4) is fixedly connected with a balancing weight (7);
The limiting component comprises an H-shaped plate (8) and a bidirectional screw rod (9), wherein the bottom of the H-shaped plate (8) is fixedly connected to the bottom of the inner wall of the return frame (1), one end of the bidirectional screw rod (9) is rotationally connected to the inner wall of the return frame (1), the other end of the bidirectional screw rod (9) and the other end of a connecting gear (6) are sleeved with belt wheels, two belt wheels are connected through synchronous belt transmission, two symmetrical vertical plates (10) are arranged between the two belt wheels in threaded connection with the outer side of the bidirectional screw rod (9), an adjusting screw rod (11) is connected with the inner threads of the vertical plates (10), one end of the adjusting screw rod (11) is rotationally connected with an abutting plate (12), two symmetrically arranged driving gears (13) are sleeved on the surface of the bidirectional screw rod (9), a driven gear (14) is connected with the axis of the driven gear (14) in a penetrating manner, one end of the threaded rod (15) is rotationally connected to the inner wall of the return frame (1), a threaded cylinder (16) is connected with one end of the threaded cylinder (16) in a threaded connection mode, and one end of the threaded cylinder (16) is fixedly connected with an abutting piece (17).
2. The polishing device for the eccentric sleeve of the speed reducer according to claim 1, wherein the abutting piece (17) comprises an abutting frame and a connecting frame, a connecting cylinder is rotationally connected to the inner wall of the abutting frame, a small screw is connected to the inner thread of the connecting cylinder, the small screw is rotationally connected to the surface of the connecting frame, clamping blocks are fixedly connected to the top and the bottom of the abutting frame, and clamping grooves matched with the clamping blocks are formed in the top and the bottom of the inner wall of the connecting frame.
3. The polishing device for the eccentric sleeve of the speed reducer according to claim 1, wherein the surface of the threaded cylinder (16) is fixedly connected with a clamping strip, and the surface of the H-shaped plate (8) is provided with a through hole for the clamping strip and the threaded cylinder (16) to pass through.
4. The polishing device for the eccentric sleeve of the speed reducer according to claim 1, wherein two limiting plates are fixedly connected to the surface of the abutting plate (12), and the limiting plates are arranged in the vertical plate (10) in a penetrating and sliding manner.
5. The polishing device for the eccentric sleeve of the speed reducer according to claim 1, wherein the surface of the lifting toothed plate (5) is fixedly connected with a vertical plate, and the left side of the square frame (1) is provided with a vertical groove for the vertical plate to move.
6. A reducer eccentric sleeve polishing device as in claim 1, characterized in that the outer side of the bi-directional screw rod (9) is provided with two rotating bearings which are arranged on the surface of the H-shaped plate (8).
7. A polishing device for eccentric sleeves of speed reducers according to claim 1, characterized in that the top of the H-shaped plate (8) is provided with a linear groove, and the vertical plate (10) is arranged in the linear groove in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520351759.8U CN223802324U (en) | 2025-03-03 | 2025-03-03 | A polishing device for eccentric sleeves of speed reducers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520351759.8U CN223802324U (en) | 2025-03-03 | 2025-03-03 | A polishing device for eccentric sleeves of speed reducers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223802324U true CN223802324U (en) | 2026-01-16 |
Family
ID=98375589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520351759.8U Active CN223802324U (en) | 2025-03-03 | 2025-03-03 | A polishing device for eccentric sleeves of speed reducers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223802324U (en) |
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2025
- 2025-03-03 CN CN202520351759.8U patent/CN223802324U/en active Active
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