Device for fixing bearing inner ring

Abstract

The utility model belongs to the field of bearing fixation, and particularly relates to a device for fixing a bearing inner ring, which comprises an operation table, an inner ring arranged at the top of the operation table, a rotating mechanism arranged at the top of the operation table, a moving mechanism arranged at the top of the operation table, and a bearing fixing mechanism arranged at the top of the moving mechanism, the rollers are arranged at the top of the operation table, the inner walls of the rollers are fixedly connected with cranks, limiting grooves are formed in the surface of the operation table, the surfaces of the moving blocks make contact with the inner walls of the limiting grooves, the moving mechanism comprises a fixing plate, and the fixing plate is fixedly connected to the top of the operation table. The inner wall of the fixing plate is rotatably connected with a worm, and one end of the moving rod is fixedly connected with a first pulley; and the rotating mechanism is arranged, the positions of the rolling wheels are adjusted to conveniently replace the inner rings with different sizes for fixing, the rolling wheels are rotated to drive the inner rings to rotate, and therefore the grinding quality and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the field of bearing fixing, in particular to a device for fixing the inner ring of a bearing. Background Art

[0002] A bearing seat is a device used to support a bearing and provide rotational support for it. It is usually made of metal or plastic and has a fixed shape and size to accommodate different types of bearings. The bearing seat can be fixed on machinery and equipment to support the spindle, motor or other rotating parts to achieve their smooth operation.

[0003] The traditional device for fixing the inner ring of a partial bearing is not convenient for rotating the fixed inner ring of the bearing during grinding. The inner ring can only be grinded by manually rotating the grinding device, which easily leads to uneven grinding, unstable grinding quality and reduced work efficiency. Therefore, a device for fixing the inner ring of the bearing is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, the traditional device for fixing the inner ring of a partial bearing is not convenient for rotating the fixed inner ring of the bearing during grinding, and the inner ring can only be grinded by manually rotating the grinding device, which easily leads to uneven grinding, unstable grinding quality, and reduced work efficiency. The utility model proposes a device for fixing the inner ring of the bearing.

[0005] The utility model solves the technical problem by adopting the following technical solution: a device for fixing the inner ring of a bearing, comprising an operating table, the top of which is provided with an inner ring, the top of which is provided with a rotating mechanism, and the top of which is provided with a moving mechanism;

[0006] The rotating mechanism comprises a roller, which is arranged on the top of the operating table, a crank is fixedly connected to the inner wall of the roller, one end of the crank is rotatably connected to a moving block, a limiting groove is provided on the surface of the operating table, the surface of the moving block contacts the inner wall of the limiting groove, a connecting frame is fixedly connected to the surface of the moving block, and one end of the connecting frame is sleeved on the surface of the threaded rod;

[0007] The moving mechanism includes a fixed plate, which is fixedly connected to the top of the operating table. There are four fixed plates. A worm is rotatably connected to the inner wall of the fixed plate. The surfaces of the worm and the threaded rod are both rotatably connected to pulleys. Belts are sleeved on the surfaces of the two pulleys. A moving rod is rotatably connected to the inner wall of the fixed plate. The surface of the moving rod contacts the inner wall of the worm. One end of the moving rod is fixedly connected to a first pulley.

[0008] Preferably, a support frame is fixedly connected to the surface of the operating table, and a forward and reverse lead screw is threadedly connected to the top of the support frame.

[0009] Preferably, a sliding rod is fixedly connected to the inner wall of the support frame, and the number of the sliding rods is two. The surface of the sliding rod is sleeved with a connecting block, and the number of the connecting blocks is two.

[0010] Preferably, the forward and reverse lead screws are threadedly connected to the inner wall of the connecting block, and a second pulley is fixedly connected to one side of the connecting block.

[0011] Preferably, a bearing is fixedly connected to the inner wall of the operating table, the inner wall of the bearing is fixedly connected to one end of the forward and reverse screws, and the number of the bearings is two.

[0012] Preferably, a cross groove is provided at one end of the threaded rod, and a fixing block is fixedly connected to the top of the forward and reverse lead screws.

[0013] Preferably, the surface of the roller is covered with an anti-slip cover, and the anti-slip cover is made of rubber material.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model sets a rotating mechanism. Rotating the threaded rod can drive the connection block and the moving block to move, and then drive the roller to move. By adjusting the position of the roller, the inner ring of different sizes can be fixed. By rotating the roller, the inner ring is driven to rotate, so that the inner ring can be polished more evenly, thereby improving the quality and efficiency of polishing.

[0016] 2. The utility model provides a moving mechanism, which can drive the first pulley on the other side to move while the threaded rod moves, thereby fixing both sides of the inner ring, avoiding displacement when the inner ring rotates, reducing the time of manual fixing, and improving safety and stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the rotating mechanism and the moving mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the limit groove, threaded rod, cross groove and bearing of the utility model;

[0021] Figure 4 It is a partial structural schematic diagram of the utility model.

[0022] In the figure: 1. operating table; 2. inner ring; 3. rotating mechanism; 301. roller; 302. crank; 303. moving block; 304. limiting groove; 305. threaded rod; 306. connecting frame; 4. moving mechanism; 401. pulley; 402. belt; 403. worm; 404. fixing plate; 405. moving rod; 406. first pulley; 5. supporting frame; 6. forward and reverse screws; 7. connecting block; 8. sliding rod; 9. second pulley; 10. bearing; 11. cross groove; 12. fixing block; 13. anti-slip sleeve. DETAILED DESCRIPTION

[0023] 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.

[0024] The following is combined with Figure 1-4 To further explain this application in detail,

[0025] The present application embodiment discloses a device for fixing the inner ring of a bearing. Figure 1 , Figure 2 and Figure 3 A device for fixing the inner ring of a bearing comprises an operating table 1, an inner ring 2 is arranged on the top of the operating table 1, a rotating mechanism 3 is arranged on the top of the operating table 1, and a moving mechanism 4 is arranged on the top of the operating table 1;

[0026] The rotating mechanism 3 includes a roller 301, which is arranged on the top of the operating table 1. A crank 302 is fixedly connected to the inner wall of the roller 301. One end of the crank 302 is rotatably connected to a moving block 303. A limiting groove 304 is provided on the surface of the operating table 1. The surface of the moving block 303 contacts the inner wall of the limiting groove 304. A connecting frame 306 is fixedly connected to the surface of the moving block 303. One end of the connecting frame 306 is sleeved on the surface of the threaded rod 305.

[0027] The moving mechanism 4 includes a fixed plate 404, which is fixedly connected to the top of the operating table 1. There are four fixed plates 404. The inner wall of the fixed plate 404 is rotatably connected to a worm 403. The surfaces of the worm 403 and the threaded rod 305 are both rotatably connected to pulleys 401. Belts 402 are both mounted on the surfaces of the two pulleys 401. The inner wall of the fixed plate 404 is rotatably connected to a moving rod 405. The surface of the moving rod 405 contacts the inner wall of the worm 403. One end of the moving rod 405 is fixedly connected to a first pulley 406.

[0028] Reference Figure 1 and Figure 4 A support frame 5 is fixedly connected to the surface of the operating table 1, and a forward and reverse screw 6 is threadedly connected to the top of the support frame 5; through the support frame 5, the supporting force can be used to make the forward and reverse screw 6 more stable when rotating, avoiding the instability of the forward and reverse screw 6 during operation.

[0029] Reference Figure 4 The inner wall of the support frame 5 is fixedly connected with a sliding rod 8, and the number of the sliding rods 8 is two. The surface of the sliding rod 8 is provided with a connecting block 7, and the number of the connecting blocks 7 is two; the sliding rod 8 can increase the stability of the connecting block 7, prevent the connecting block 7 from rotating during the movement, and increase the stability.

[0030] Reference Figure 4 The forward and reverse screws 6 are threadedly connected to the inner wall of the connecting block 7, and a second pulley 9 is fixedly connected to one side of the connecting block 7; the forward and reverse screws 6 can drive the connecting block 7 to clamp or loosen the inner ring 2, and can fix the inner ring 2 while allowing the inner ring 2 to rotate, thereby increasing stability and reliability.

[0031] Reference Figure 3 and Figure 4 A bearing 10 is fixedly connected to the inner wall of the operating table 1, and the inner wall of the bearing 10 is fixedly connected to one end of the forward and reverse screws 6. There are two bearings 10. The bearing 10 can reduce the motion resistance and improve the rotation accuracy and stability, thereby improving the smoothness and stability of the device during rotation.

[0032] Reference Figure 3 A cross groove 11 is provided at one end of the threaded rod 305, and a fixing block 12 is fixedly connected to the top of the forward and reverse screws 6; through the cross groove 11 and the fixing block 12, it is convenient for the staff to use external tools to rotate the device, which simplifies the rotation operation and improves work efficiency.

[0033] Reference Figure 1The surface of the roller 301 is provided with an anti-skid cover 13, which is made of rubber material; the anti-skid cover 13 can increase the contact area between the roller 301 and the inner ring 2, increase the friction, and ensure that the inner ring 2 can rotate stably during the rotation process to avoid slipping or instability.

[0034] Working principle: when fixing the inner ring 2, the user rotates the fixing block 12 with a wrench, and the fixing block 12 drives the forward and reverse screws 6 to rotate by rotating, and the forward and reverse screws 6 drive the two connecting blocks 7 to move when rotating, and the connecting block 7 can be fixed by the slide bar 8 to prevent the connecting block 7 from rotating during movement, and the inner ring 2 can be fixed by driving the second pulley 9 by the connecting block 7, and the user can drive the threaded rod 305 to rotate by using a screwdriver to contact the cross groove 11, and the threaded rod 305 drives the connecting frame 306 to move on the surface of the threaded steel when rotating, and drives the moving block 303 in the limiting groove 304 to move through the connecting frame 306, and the rotation of the threaded rod 305 drives the pulley 401 and the belt 402 to rotate, which can drive the worm 4 in the fixing plate 404 03 rotates, and the rotation of the worm 403 drives the moving rod 405 in contact with the inner wall of the worm 403 to move. When the moving rod 405 moves, it drives the first pulley 406 to move, so that the two sides of the inner ring 2 can be fixed, and the connecting rod can move along the direction of the threaded rod 305. The user drives the roller 301 to rotate by turning the crank 302, so that the roller 301 can contact the surface of the inner ring 2, and the anti-slip sleeve 13 can increase the friction force to avoid slipping or instability when the inner ring 2 rotates. The inner ring 2 is driven to rotate by rotating the roller 301, and the burrs on the surface of the inner ring 2 can be polished. The bearing 10 in the operating table 1 and the bearing 10 in the limit groove 304 can reduce the friction force, and improve the stability of the forward and reverse screws 6 and the threaded rod 305 during rotation.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A device for fixing the inner ring of a bearing, characterized in that: It comprises an operating table (1), the top of the operating table (1) is provided with an inner ring (2), the top of the operating table (1) is provided with a rotating mechanism (3), and the top of the operating table (1) is provided with a moving mechanism (4); The rotating mechanism (3) comprises a roller (301), the roller (301) is arranged on the top of the operating table (1), the inner wall of the roller (301) is fixedly connected to a crank (302), one end of the crank (302) is rotatably connected to a moving block (303), a limiting groove (304) is provided on the surface of the operating table (1), the surface of the moving block (303) contacts the inner wall of the limiting groove (304), the surface of the moving block (303) is fixedly connected to a connecting frame (306), and one end of the connecting frame (306) is sleeved on the surface of the threaded rod (305); The moving mechanism (4) comprises a fixed plate (404), wherein the fixed plate (404) is fixedly connected to the top of the operating table (1), and the number of the fixed plates (404) is four. The inner wall of the fixed plate (404) is rotatably connected to a worm (403), and the surfaces of the worm (403) and the threaded rod (305) are both rotatably connected to pulleys (401), and the surfaces of the two pulleys (401) are both sleeved with belts (402). The inner wall of the fixed plate (404) is rotatably connected to a moving rod (405), and the surface of the moving rod (405) contacts the inner wall of the worm (403), and one end of the moving rod (405) is fixedly connected to a first pulley (406).

2. A device for fixing the inner ring of a bearing according to claim 1, characterized in that: A support frame (5) is fixedly connected to the surface of the operating table (1), and a forward and reverse lead screw (6) is threadedly connected to the top of the support frame (5).

3. A device for fixing the inner ring of a bearing according to claim 2, characterized in that: The inner wall of the support frame (5) is fixedly connected with a sliding rod (8), the number of the sliding rods (8) is two, and the surface of the sliding rod (8) is sleeved with a connecting block (7), the number of the connecting blocks (7) is two.

4. A device for fixing the inner ring of a bearing according to claim 3, characterized in that: The forward and reverse lead screws (6) are threadedly connected to the inner wall of the connecting block (7), and a second pulley (9) is fixedly connected to one side of the connecting block (7).

5. The device for fixing the inner ring of a bearing according to claim 1, characterized in that: A bearing (10) is fixedly connected to the inner wall of the operating table (1), and the inner wall of the bearing (10) is fixedly connected to one end of the forward and reverse screws (6), and the number of the bearings (10) is two.

6. A device for fixing the inner ring of a bearing according to claim 2, characterized in that: A cross slot (11) is formed at one end of the threaded rod (305), and a fixing block (12) is fixedly connected to the top of the forward and reverse lead screws (6).

7. The device for fixing the inner ring of a bearing according to claim 1, characterized in that: The surface of the roller (301) is covered with an anti-slip cover (13), and the anti-slip cover (13) is made of rubber material.

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