Split quick-connection type speed reducer

Abstract

The split quick-connection type speed reducer comprises a fixing plate, a shell and an input shaft, one side of the top of the fixing plate is connected with the shell, the top of one side of the fixing plate is provided with a movable groove, the interior of the movable groove is connected with a screw rod through a bearing, the outer wall of the screw rod is in threaded connection with a movable block, and the movable block is in threaded connection with the shell. A moving plate is connected to the top of the moving block through a bolt, a limiting frame is fixedly arranged at the top of the moving plate, rotating threaded cylinders are connected to the inner walls of the two sides of the limiting frame through bearings, and moving threaded rods are in threaded connection with the ends, away from the inner wall of the limiting frame, of the rotating threaded cylinders; a clamping plate is connected to the end, away from the rotating threaded cylinder, of the movable threaded rod. The movable threaded rod moves to drive the clamping plates on the two sides for clamping so as to fix the motor, the movable plate horizontally moves to drive the limiting frame to move so as to drive the motor to horizontally move and adjust in the direction of the input shaft of the speed reducer, and therefore the motor and the speed reducer can be conveniently and rapidly connected and installed.

Description

Technical Field

[0001] The utility model relates to the technical field of reducers, in particular to a split quick-connect reducer. Background Art

[0002] The split reducer is a power transmission mechanism, which reduces the speed of the motor to the required speed through different gear sizes and speed converters, and obtains greater torque. The application number is CN201220015974.3, a split single-stage reducer. It includes an upper cover and a lower seat, the upper cover and the lower seat are fixed by stud bolts, the top of the upper cover is provided with an oil cover, and the oil cover is fixed to the upper cover by three bolts. A split single-stage reducer has a simple structure and good use effect.

[0003] Similar to the above-mentioned split single-stage reducer: although an oil cap is provided on the top of the upper cover, the oil cap is fixed to the upper cover by three bolts, the machine structure is simple and the use effect is good, but when replacing and connecting the reducer and the motor, it is necessary to ensure that the axis of the motor shaft and the reducer input shaft coincide, and the position of the motor and the reducer can only be pre-fixed to facilitate installation. It does not have a fixing function and cannot be quickly replaced and connected.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a split quick-connect reducer is proposed to achieve a more practical purpose. Utility Model Content

[0005] The purpose of the utility model is to provide a split quick-connect reducer to solve the problem that the above-mentioned split single-stage reducer proposed in the above-mentioned background technology needs to ensure that the axes of the motor shaft and the reducer input shaft coincide when the reducer and the motor are replaced and connected, and the positions of the motor and the reducer can only be pre-fixed to facilitate installation, and it does not have a fixing function and cannot be quickly replaced and connected.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a split quick-connect reducer, comprising a fixing plate, a shell and an input shaft, the top side of the fixing plate is connected to the shell by bolts, the input shaft is connected to the inner wall of one side of the shell by a bearing, the middle outer wall key of the input shaft is connected to the first gear, the inner wall of the bottom side of the shell is connected to a worm by a bearing, the outer wall key of one side of the worm is connected to the second gear, the second gear is meshed with the first gear, the diameter of the second gear is larger than the first gear, the middle outer wall of the worm is provided with helical teeth, the bottom side of the worm is provided with an output shaft, the output shaft is connected to the shell by a bearing and the output end of the output shaft passes through the outside of the shell, the middle outer wall key of the output shaft is connected to the worm wheel, the worm wheel is meshed with the helical teeth on the surface of the worm, and the top of one side of the fixing plate The top of the movable plate is fixed with a movable groove, and a screw is connected to the inside of the movable groove through a bearing. The outer wall of the screw is threadedly connected to a moving block. A rotating handle is provided on one side of the fixed plate, and the output end of the rotating handle is connected to the screw. The top of the moving block is connected to the moving plate through a bolt. A limit frame is fixedly provided on the top of the moving plate, and the inner walls of both sides of the limit frame are connected to a rotating threaded cylinder through a bearing, and the end of the rotating threaded cylinder away from the inner wall of the limit frame is threadedly connected to a moving threaded rod, and the end of the moving threaded rod away from the rotating threaded cylinder is connected to a clamping plate. Drive motors are provided on the outer walls of both sides of the limit frame, and the output end of the drive motor is connected to the rotating threaded cylinder. The inner wall of the clamping plate is arc-shaped, and a limiting rod is arranged on the side of the clamping plate close to the limit frame, and the end of the limit rod away from the clamping plate passes through the limit frame.

[0007] Furthermore, a heat conducting plate is provided on one side outer wall of the shell, the outer wall of the heat conducting plate is connected to a cooling fin, the top of the shell is connected to a hanging ring via a fixing bolt, and the outer wall of the shell is provided with flanges around the input shaft and the output shaft.

[0008] Compared with the prior art, the utility model has the following beneficial effects: a split quick-connect reducer, which uses a movable threaded rod to move and drive the clamping plates on both sides to clamp, so as to facilitate fixing the motor, and the movable plate translates and drives the limit frame to move, thereby driving the motor to translate and adjust toward the input shaft direction of the reducer, and facilitates the quick connection and installation of the motor and the reducer, and the specific contents are as follows:

[0009] When connecting, place the motor that needs to be connected to the reducer in the middle of the limit frame, and the driving motor can drive the rotating threaded barrel to rotate, and the rotating threaded barrel can drive the movable threaded rod to shrink or extend in the rotating threaded barrel, and the movement of the movable threaded rod can drive the clamping plates on both sides to clamp, so as to facilitate the fixation of the motor, so as to facilitate the quick connection and installation of the motor and the reducer. After fixation, the screw can be driven to rotate by turning the handle, and the rotation of the screw drives the moving block to axially translate, and the movement of the moving block can drive the moving plate to translate, and the translation of the moving plate drives the limit frame to move, thereby driving the motor to translate and adjust toward the input shaft direction of the reducer, and the output end of the motor is connected to the input shaft through the coupling, so as to facilitate the quick connection and installation of the motor and the reducer. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a front view structural diagram of a split quick-connect reducer of the utility model;

[0011] Figure 2 This is a schematic diagram of the main structure of a split quick-connect reducer of the utility model;

[0012] Figure 3 This is a schematic diagram of the structure of a split quick-connect reducer housing of the utility model;

[0013] Figure 4 The utility model is a schematic diagram of a split quick-connect reducer limit frame structure.

[0014] In the figure: 1. fixed plate; 2. housing; 3. input shaft; 4. driving gear; 5. worm; 6. driven gear; 7. spiral teeth; 5. output shaft; 9. worm wheel; 10. movable groove; 11. screw; 12. moving block; 13. rotating handle; 14. moving plate; 15. limit frame; 16. rotating threaded cylinder; 17. moving threaded rod; 18. clamping plate; 19. driving motor; 20. limit rod; 21. heat conducting sheet; 22. heat sink fin; 23. lifting ring; 24. flange. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1 - Figure 4The utility model provides a technical solution: a split quick-connect reducer, including a fixed plate 1, a shell 2 and an input shaft 3. The top side of the fixed plate 1 is connected to the shell 2 by bolts, and the shell 2 plays a protective role. The input shaft 3 is connected to the inner wall of one side of the shell 2 by a bearing. The input shaft 3 is an input end and can be connected to the motor through a coupling. The middle outer wall key of the input shaft 3 is connected to a No. 1 gear 4. The rotation of the input shaft 3 can drive the No. 1 gear 4 to rotate. The inner wall of one side of the bottom of the shell 2 is connected to a worm 5 by a bearing. The worm 5 can rotate in the shell 2. The outer wall key of one side of the worm 5 is connected to a No. 2 gear 6. The No. 2 gear 6 is meshed with the No. 1 gear 4. The diameter of the No. 2 gear 6 is larger than that of the No. 1 gear 4. The rotation of the No. 1 gear 4 can drive the No. 2 gear to rotate. The rotation of the No. 2 gear can drive the worm 5 to rotate. The diameter of the No. 2 gear 6 is larger than that of the No. 1 gear 4, so that the rotation speed of the worm 5 is lower than that of the input shaft 3.

[0017] The middle outer wall of the worm 5 is provided with spiral teeth 7, and one side of the bottom of the worm 5 is provided with an output shaft 8. The output shaft 8 is connected to the housing 2 through a bearing and the output end of the output shaft 8 passes through the outside of the housing 2. The output shaft 8 plays an output role and can be connected to the required reduction device through a coupling. The middle outer wall key of the output shaft 8 is connected with a worm wheel 9, which meshes with the spiral teeth 7 on the surface of the worm 5. The rotation of the worm 5 causes the surface spiral teeth 7 to rotate and drive the worm wheel 9 to reduce the speed. The rotation of the worm wheel 9 drives the output shaft 8 to output, thereby realizing the reduction effect of the motor.

[0018] A movable groove 10 is provided on the top of one side of the fixed plate 1, and the movable groove 10 plays a limiting role. The interior of the movable groove 10 is connected with a screw rod 11 through a bearing, and the outer wall of the screw rod 11 is threadedly connected with a moving block 12. The rotation of the screw rod 11 drives the moving block 12 to perform axial translation. A rotating handle 13 is provided on one side of the fixed plate 1, and the output end of the rotating handle 13 is connected to the screw rod 11. By rotating the handle 13, the screw rod 11 can be driven to rotate, and the rotation of the screw rod 11 drives the moving block 12 to perform axial translation.

[0019] The top of the moving block 12 is connected with a moving plate 14 by bolts. The moving plate 14 plays a supporting role. The movement of the moving block 12 can drive the moving plate 14 to move horizontally. A limit frame 15 is fixedly set on the top of the moving plate 14. The inner walls on both sides of the limit frame 15 are connected with a rotating threaded cylinder 16 through bearings. The end of the rotating threaded cylinder 16 away from the inner wall of the limit frame 15 is threadedly connected with a moving threaded rod 17. The rotation of the rotating threaded cylinder 16 can drive the moving threaded rod 17 to retract or extend into the rotating threaded cylinder 16.

[0020] The end of the movable threaded rod 17 away from the rotating threaded cylinder 16 is connected with a clamping plate 18. The movement of the movable threaded rod 17 can drive the clamping plates 18 on both sides to clamp, so as to facilitate the fixation of the motor, so as to facilitate the quick connection and installation of the motor and the reducer. The outer walls of the limit frame 15 on both sides are provided with driving motors 19. The output end of the driving motor 19 is connected to the rotating threaded cylinder 16. The inner wall of the clamping plate 18 is in an arc shape. When the motor and the reducer need to be installed and connected, the rotating threaded cylinder 16 can be driven to rotate by the driving motor 19. The rotation of the rotating threaded cylinder 16 can drive the movable threaded rod 17 to retract or extend in the rotating threaded cylinder 16. The movement of the movable threaded rod 17 can drive the clamping plates 18 on both sides to clamp, so as to It is convenient to fix the motor, so as to facilitate the quick connection and installation of the motor and the reducer. After fixing, the screw 11 can be driven to rotate by turning the handle 13, and the rotation of the screw 11 drives the moving block 12 to perform axial translation. The movement of the moving block 12 can drive the moving plate 14 to translate, and the translation of the moving plate 14 drives the limit frame 15 to move, thereby driving the motor to translate toward the input shaft 3 of the reducer. The output end of the motor is connected to the input shaft 3 through the coupling, so as to facilitate the quick connection and installation of the motor and the reducer. A limit rod 20 is arranged on one side of the clamping plate 18 close to the limit frame 15, and the end of the limit rod 20 away from the clamping plate 18 passes through the limit frame 15, and the limit rod 20 plays a limiting role to prevent the clamping plate 18 from rotating.

[0021] A heat conducting sheet 21 is provided on the outer wall of one side of the shell 2. The heat conducting sheet 21 has a heat conducting effect and discharges the heat generated in the shell 2 out of the heat conducting sheet 21. The outer wall of the heat conducting sheet 21 is connected with a heat dissipation fin 22. The heat dissipation fin 22 has a heat dissipation effect and disperses the heat absorbed by the heat conducting sheet 21. The top of the shell 2 is connected with a lifting ring 23 through a fixing bolt. The lifting ring 23 is convenient for lifting the reducer. The outer wall of the shell 2 is located around the input shaft 3 and the output shaft 8. Flanges 24 are provided. The flanges 24 have a connecting and fixing effect to facilitate external equipment.

[0022] Working principle: When using a split quick-connect reducer, the motor to be connected to the reducer is placed in the middle of the limit frame 15, and the rotating threaded barrel 16 can be driven to rotate by the driving motor 19. The rotating threaded barrel 16 can drive the movable threaded rod 17 to shrink or extend in the rotating threaded barrel 16. The movement of the movable threaded rod 17 can drive the clamping plates 18 on both sides to clamp, so as to facilitate the fixing of the motor, so as to facilitate the quick connection and installation of the motor and the reducer. After fixing, the screw 11 can be driven to rotate by rotating the handle 13, and the rotation of the screw 11 drives the moving block 12 to perform axial translation. The movement of the moving block 12 can drive the moving plate 14 to translate, and the translation of the moving plate 14 drives the limit frame 15 to move, thereby driving the motor to translate and adjust toward the direction of the input shaft 3 of the reducer, and the motor output is adjusted through the coupling. The end is connected to the input shaft 3, so as to facilitate the quick connection and installation of the motor and the reducer. After installation, the motor output shaft drives the input shaft 3 to rotate through the coupling. The rotation of the input shaft 3 can drive the No. 1 gear 4 to rotate. The rotation of the No. 1 gear 4 can drive the No. 2 gear to rotate. The rotation of the No. 2 gear can drive the worm 5 to rotate. The diameter of the No. 2 gear 6 is larger than the No. 1 gear 4, so that the rotation speed of the worm 5 is lower than that of the input shaft 3. The rotation of the worm 5 causes the surface spiral teeth 7 to rotate and drive the worm wheel 9 to reduce the rotation. The rotation of the worm wheel 9 drives the output shaft 8 to output. The output shaft 8 has a lower rotation speed than the worm 5, thereby realizing the deceleration effect of the motor. The heat conductive sheet 21 plays a heat conductive role, and the heat generated in the housing 2 is discharged from the heat conductive sheet 21. The heat dissipation fins 22 play a heat dissipation role to disperse the heat absorbed by the heat conductive sheet 21.

Claims

1. A split quick-connect reducer, comprising a fixing plate (1), a housing (2) and an input shaft (3), characterized in that: The top side of the fixing plate (1) is connected to the housing (2) via bolts, the input shaft (3) is connected to the inner wall of one side of the housing (2) via a bearing, the middle outer wall of the input shaft (3) is keyed to a first gear (4), the bottom inner wall of the housing (2) is connected to a worm (5) via a bearing, the outer wall of one side of the worm (5) is keyed to a second gear (6), the second gear (6) is meshed with the first gear (4), the diameter of the second gear (6) is larger than the first gear (4), the middle of the worm (5) is The outer wall is provided with helical teeth (7), the bottom side of the worm (5) is provided with an output shaft (8), the output shaft (8) is connected to the housing (2) through a bearing, and the output end of the output shaft (8) passes through the outside of the housing (2), the middle outer wall of the output shaft (8) is key-connected with a worm wheel (9), the worm wheel (9) is meshed with the helical teeth (7) on the surface of the worm (5), and the top of one side of the fixed plate (1) is provided with a movable groove (10), the inside of the movable groove (10) is connected with a screw (11) through a bearing, and the screw (11) ) is threadedly connected to an outer wall of the fixing plate (1); a rotating handle (13) is provided on one side of the fixing plate (1); an output end of the rotating handle (13) is connected to a screw rod (11); a top of the moving block (12) is connected to a moving plate (14) via a bolt; a limit frame (15) is fixedly provided on the top of the moving plate (14); inner walls on both sides of the limit frame (15) are connected to a rotating threaded cylinder (16) via a bearing; an end of the rotating threaded cylinder (16) away from the inner wall of the limit frame (15) is threadedly connected to a moving A threaded rod (17), one end of the movable threaded rod (17) away from the rotating threaded cylinder (16) is connected to a clamping plate (18), both side outer walls of the limit frame (15) are provided with a driving motor (19), the output end of the driving motor (19) is connected to the rotating threaded cylinder (16), the inner wall of the clamping plate (18) is in an arc shape, and a limiting rod (20) is arranged on one side of the clamping plate (18) close to the limit frame (15), and the end of the limiting rod (20) away from the clamping plate (18) passes through the limit frame (15).

2. A split quick-connect reducer according to claim 1, characterized in that: A heat conducting sheet (21) is provided on an outer wall of one side of the shell (2), and a heat dissipating fin (22) is connected to the outer wall of the heat conducting sheet (21). A hanging ring (23) is connected to the top of the shell (2) via fixing bolts, and flanges (24) are provided on the outer wall of the shell (2) around the input shaft (3) and the output shaft (8).

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