Automatic bearing press-fitting mechanism

Abstract

The utility model discloses an automatic bearing press-fitting mechanism, which relates to the technical field of bearing processing, and adopts the technical scheme that the automatic bearing press-fitting mechanism comprises a workbench, and a positioning component and a press-fitting component are arranged at the top of the workbench; the positioning assembly comprises a first motor, the first motor is fixedly arranged at the top of the workbench, the output end of the first motor is fixedly connected with a transmission shaft, the transmission shaft is fixedly sleeved with a second gear, the bottom of the workbench is connected with an annular gear through a bearing, the second gear is meshed with the annular gear, and a plurality of positioning units are arranged at the top of the workbench. The positioning unit comprises a first gear, the first gear is meshed with the annular gear, one side of the first gear is fixedly connected with a connecting shaft, the connecting shaft penetrates through the workbench and is connected with the workbench through a bearing, one end of the connecting shaft is fixedly connected with a rotating plate, and the top of the rotating plate is fixedly connected with a movable shaft; the utility model has the beneficial effects that the concentricity of the bearing and the shaft rod is ensured, the press fitting work is convenient, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing processing, in particular to an automatic bearing press-fitting mechanism. Background Art

[0002] Bearings are very important components in modern mechanical equipment. Their main function is to support the rotating body of the machine and reduce the friction between the connecting parts. The installation of bearings is very critical and affects the overall accuracy, life and performance.

[0003] The existing bearing press-fitting adopts a press-fitting jig and is manually pressed. The concentricity cannot be guaranteed when the bearing is placed manually, and it is easy to cause unqualified product quality and produce defective products, which affects production efficiency. Utility Model Content

[0004] To this end, the utility model provides an automatic bearing press-fitting mechanism to solve the problem that the bearing is pressed using a press-fitting jig, manually pressed, and the concentricity cannot be guaranteed when the bearing is manually placed, which can easily cause unqualified product quality, produce defective products, and affect production efficiency.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: the automatic bearing press-fitting mechanism comprises a workbench, the top of which is provided with a positioning assembly and a press-fitting assembly;

[0006] The positioning assembly includes a first motor, the first motor is fixedly arranged on the top of the workbench, the output end of the first motor is fixedly connected to a transmission shaft, the outer sleeve of the transmission shaft is fixedly provided with a second gear, the bottom of the workbench is connected to a ring gear through a bearing, the second gear is meshed with the ring gear, and a plurality of positioning units are arranged on the top of the workbench, the positioning unit includes a first gear, the first gear is meshed with the ring gear, one side of the first gear is fixedly connected to a connecting shaft, the connecting shaft passes through the workbench and is connected to the workbench through a bearing, one end of the connecting shaft is fixedly connected to a rotating plate, the top of the rotating plate is fixedly connected to a movable shaft, the outer side of the movable shaft is connected to a connecting plate through a bearing, one side of the connecting plate is movably connected to a sliding rod through a rotating shaft, one end of the sliding rod is fixedly connected to a pressure plate, and a sliding cylinder is fixedly arranged on the top of the workbench, and the sliding rod passes through the sliding cylinder.

[0007] Preferably, the pressing assembly includes multiple support plates, multiple of the support plates are fixed on the top of the workbench, multiple top plates are fixedly provided on the top of the support plates, a hydraulic push rod is fixedly provided on the top of the top plate, the output end of the hydraulic push rod is fixedly connected to a connecting frame, the inner side of the connecting frame is connected to a threaded rod through a bearing, a second motor is fixedly provided on one side of the connecting frame, the output end of the second motor is fixedly connected to the threaded rod, the threads on both sides of the outside of the threaded rod have opposite rotation directions, two sliders are provided on the outside of the threaded rod through a threaded sleeve, and a clamp is fixedly provided on one side of the two sliders.

[0008] Preferably, a limiting rod is fixedly provided inside the connecting frame, and the limiting rod passes through the two sliding blocks and is slidably connected to the sliding blocks.

[0009] Preferably, a bearing body is provided on the top of the workbench.

[0010] Preferably, a shaft rod is provided between the two clamping plates.

[0011] Preferably, support legs are fixedly connected to the four corners of the bottom of the workbench.

[0012] Preferably, the sliding rod is slidably connected to the sliding cylinder.

[0013] Preferably, a through hole is provided on the top of the workbench.

[0014] Preferably, the shaft is arranged on the top of the bearing body.

[0015] The utility model embodiment has the following advantages:

[0016] The first gear drives the connecting shaft to rotate, the connecting shaft drives the rotating plate to rotate, the rotating plate drives the movable shaft to rotate, the movable shaft rotates and pushes the connecting plate to move, the connecting plate pushes the sliding rod to move, the sliding rod drives the pressure plate to move, so that multiple pressure plates position the bearing body, the second motor drives the threaded rod to rotate, the threaded rod drives the two sliders to move relative to each other, the two sliders drive the clamping plates to move, so that the two clamping plates fix the shaft rod, the hydraulic push rod controls the connecting frame to move downward, the connecting frame controls the shaft rod to move downward, so that the shaft rod and the bearing body are press-fitted, and machine press-fitting is adopted to ensure the concentricity of the bearing and the shaft rod, facilitate press-fitting work, and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0018] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0019] Figure 1The overall structural diagram provided by the utility model;

[0020] Figure 2 A sectional view of the overall structure provided by the utility model;

[0021] Figure 3 A bottom-up stereogram provided by the utility model;

[0022] Figure 4 A three-dimensional diagram of the press-fit assembly provided by the utility model;

[0023] Figure 5 The utility model provides Figure 1 Enlarged view of the structure of part A in the middle.

[0024] In the figure: 1. workbench; 2. first motor; 3. movable shaft; 4. supporting leg; 5. supporting plate; 6. top plate; 7. hydraulic push rod; 8. connecting frame; 9. second motor; 10. shaft rod; 11. bearing body; 12. slide cylinder; 13. slide rod; 14. pressure plate; 15. limit rod; 16. threaded rod; 17. slider; 18. clamping plate; 19. connecting shaft; 20. first gear; 21. ring gear; 22. connecting plate; 23. rotating plate; 24. second gear; 25. transmission shaft. DETAILED DESCRIPTION

[0025] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See attached Figure 1 -Attached Figure 5 The automatic bearing press-fitting mechanism provided by the utility model comprises a workbench 1, and a positioning component and a press-fitting component are provided on the top of the workbench 1;

[0027] The positioning assembly includes a first motor 2, which is fixedly arranged on the top of the workbench 1. A transmission shaft 25 is fixedly connected to the output end of the first motor 2. A second gear 24 is fixedly sleeved on the outside of the transmission shaft 25. A ring gear 21 is connected to the bottom of the workbench 1 through a bearing. The second gear 24 is meshed with the ring gear 21. A plurality of positioning units are arranged on the top of the workbench 1. The positioning unit includes a first gear 20. The first gear 20 is meshed with the ring gear 21. A connecting shaft 19 is fixedly connected to one side of the first gear 20. The connecting shaft 19 passes through the workbench 1 and is connected to the workbench 1 through a bearing. A rotating plate 23 is fixedly connected to one end of the connecting shaft 19. A movable shaft 3 is fixedly connected to the top of the rotating plate 23. A connecting plate 22 is connected to the outside of the movable shaft 3 through a bearing. A sliding rod 13 is movably connected to one side of the connecting plate 22 through a rotating shaft. A pressing plate 14 is fixedly connected to one end of the sliding rod 13. A sliding cylinder 12 is fixedly arranged on the top of the workbench 1. The sliding rod 13 passes through the sliding cylinder 12 and is slidably connected to the sliding cylinder 12.

[0028] In this embodiment, the first motor 2 is started, the first motor 2 drives the transmission shaft 25 to rotate, the transmission shaft 25 drives the second gear 24 to rotate, the second gear 24 drives the ring gear 21 to rotate, the ring gear 21 drives the first gear 20 to rotate, the first gear 20 drives the connecting shaft 19 to rotate, the connecting shaft 19 drives the rotating plate 23 to rotate, the rotating plate 23 drives the movable shaft 3 to rotate, the movable shaft 3 rotates and pushes the connecting plate 22 to move, the connecting plate 22 pushes the sliding rod 13 to move, the sliding rod 13 drives the pressing plate 14 to move, so that the multiple pressing plates 14 position the bearing body 11;

[0029] Among them, in order to achieve the purpose of press-fitting, the present device is implemented by the following technical scheme: the press-fitting assembly includes a plurality of support plates 5, a plurality of the support plates 5 are fixedly arranged on the top of the workbench 1, a top plate 6 is fixedly arranged on the top of the plurality of support plates 5, a hydraulic push rod 7 is fixedly arranged on the top of the top plate 6, the output end of the hydraulic push rod 7 is fixedly connected to a connecting frame 8, a threaded rod 16 is connected to the inner side of the connecting frame 8 through a bearing, a second motor 9 is fixedly arranged on one side of the connecting frame 8, the output end of the second motor 9 is fixedly connected to the threaded rod 16, the threads on both sides of the threaded rod 16 are rotated in opposite directions, two sliders 17 are arranged on the outside of the threaded rod 16 through a threaded sleeve, and a clamping plate 18 is fixedly arranged on one side of the two sliders 17 A limit rod 15 is fixedly provided inside the connecting frame 8, and the limit rod 15 passes through the two sliders 17 and is slidably connected to the sliders 17. A bearing body 11 is provided on the top of the workbench 1, and a shaft rod 10 is provided between the two clamping plates 18. The shaft rod 10 is arranged on the top of the bearing body 11. The shaft rod 10 is placed between the two clamping plates 18, and the second motor 9 is started. The second motor 9 drives the threaded rod 16 to rotate, and the threaded rod 16 drives the two sliders 17 to move relative to each other. The two sliders 17 drive the clamping plates 18 to move, so that the two clamping plates 18 fix the shaft rod 10, and the hydraulic push rod 7 is started. The hydraulic push rod 7 controls the connecting frame 8 to move downward, and the connecting frame 8 controls the shaft rod 10 to move downward, so that the shaft rod 10 and the bearing body 11 are press-fitted;

[0030] Among them, in order to achieve the purpose of support, the device adopts the following technical solution: the four corners of the bottom of the workbench 1 are fixedly connected with support legs 4, and the support legs 4 have the function of supporting the workbench 1;

[0031] In order to facilitate press-fitting, the device is implemented by the following technical solution: a through hole is provided on the top of the workbench 1, and the through hole is convenient for the shaft rod 10 to pass through.

[0032] The use process of the utility model is as follows: when using the utility model, the bearing body 11 is placed on the top of the workbench 1, the shaft 10 is placed between the two clamping plates 18, the second motor 9 is started, the second motor 9 drives the threaded rod 16 to rotate, the threaded rod 16 drives the two sliders 17 to move relative to each other, the two sliders 17 drive the clamping plates 18 to move, so that the two clamping plates 18 fix the shaft 10, the first motor 2 is started, the first motor 2 drives the transmission shaft 25 to rotate, the transmission shaft 25 drives the second gear 24 to rotate, the second gear 24 drives the ring gear 21 to rotate, and the ring gear 21 drives the first The gear 20 rotates, the first gear 20 drives the connecting shaft 19 to rotate, the connecting shaft 19 drives the rotating plate 23 to rotate, the rotating plate 23 drives the movable shaft 3 to rotate, the movable shaft 3 rotates and pushes the connecting plate 22 to move, the connecting plate 22 pushes the sliding rod 13 to move, the sliding rod 13 drives the pressure plate 14 to move, so that the multiple pressure plates 14 position the bearing body 11, so that the bearing body 11 is fixed while the bearing body 11 is concentric with the shaft rod 10, the hydraulic push rod 7 is started, the hydraulic push rod 7 controls the connecting frame 8 to move downward, the connecting frame 8 controls the shaft rod 10 to move downward, so that the shaft rod 10 and the bearing body 11 are pressed together.

[0033] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A bearing automatic press-fitting mechanism, comprising a workbench (1), characterized in that: A positioning component and a press-fitting component are provided on the top of the workbench (1); The positioning assembly comprises a first motor (2), the first motor (2) being fixedly arranged on the top of the workbench (1), the output end of the first motor (2) being fixedly connected to a transmission shaft (25), the outer fixed sleeve of the transmission shaft (25) being provided with a second gear (24), the bottom of the workbench (1) being connected to a ring gear (21) via a bearing, the second gear (24) being meshed with the ring gear (21), a plurality of positioning units being arranged on the top of the workbench (1), the positioning units comprising a first gear (20), the first gear (20) being meshed with the ring gear (21), the first gear (20) One side is fixedly connected with a connecting shaft (19), the connecting shaft (19) passes through the workbench (1) and is connected to the workbench (1) via a bearing, one end of the connecting shaft (19) is fixedly connected with a rotating plate (23), the top of the rotating plate (23) is fixedly connected with a movable shaft (3), the outside of the movable shaft (3) is connected to a connecting plate (22) via a bearing, one side of the connecting plate (22) is movably connected with a sliding rod (13) via a rotating shaft, one end of the sliding rod (13) is fixedly connected with a pressing plate (14), and a sliding cylinder (12) is fixedly provided on the top of the workbench (1), and the sliding rod (13) passes through the sliding cylinder (12).

2. The automatic bearing press-fitting mechanism according to claim 1 is characterized in that: The press-fitting assembly comprises a plurality of support plates (5), wherein the plurality of support plates (5) are fixedly arranged on the top of the workbench (1), a top plate (6) is fixedly arranged on the top of the plurality of support plates (5), a hydraulic push rod (7) is fixedly arranged on the top of the top plate (6), an output end of the hydraulic push rod (7) is fixedly connected to a connecting frame (8), a threaded rod (16) is connected to the inner side of the connecting frame (8) via a bearing, a second motor (9) is fixedly arranged on one side of the connecting frame (8), an output end of the second motor (9) is fixedly connected to the threaded rod (16), threads on two sides of the outside of the threaded rod (16) are in opposite directions, two sliders (17) are arranged on the outside of the threaded rod (16) via a threaded sleeve, and a clamping plate (18) is fixedly arranged on one side of the two sliders (17).

3. The automatic bearing press-fitting mechanism according to claim 2 is characterized in that: A limiting rod (15) is fixedly provided inside the connecting frame (8), and the limiting rod (15) passes through the two sliding blocks (17) and is slidably connected to the sliding blocks (17).

4. The automatic bearing press-fitting mechanism according to claim 2 is characterized in that: A bearing body (11) is provided on the top of the workbench (1).

5. The automatic bearing press-fitting mechanism according to claim 4 is characterized in that: A shaft rod (10) is provided between the two clamping plates (18).

6. The automatic bearing press-fitting mechanism according to claim 1, characterized in that: Support legs (4) are fixedly connected to the four corners of the bottom of the workbench (1).

7. The automatic bearing press-fitting mechanism according to claim 1 is characterized in that: The sliding rod (13) is slidably connected to the sliding cylinder (12).

8. The automatic bearing press-fitting mechanism according to claim 1, characterized in that: The top of the workbench (1) is provided with a through hole.

9. The automatic bearing press-fitting mechanism according to claim 5, characterized in that: The shaft rod (10) is arranged on the top of the bearing body (11).

Images