Bearing inner ring polishing device

Abstract

The bearing inner ring polishing device comprises a base, a first motor is fixedly installed on the upper end face of the base through a supporting mechanism, a clamping frame is fixedly installed on the outer wall of an output shaft of the first motor, a first screw rod is rotatably installed in the clamping frame, and a rocking wheel is fixedly installed on the outer wall of the first screw rod; two moving sleeves are installed on the outer wall of the first screw in a threaded mode, a first limiting rod is fixedly installed in the clamping frame, and the first limiting rod penetrates through the two moving sleeves in a sliding mode. According to the bearing clamping device, the double-thread screw, the clamping plates, the first motor and other assemblies are arranged, under driving of the first screw, the distance between the two clamping plates can be adjusted, so that bearings of different sizes can be clamped and fixed, the first motor can drive the clamped and fixed bearings to rotate through the clamping frame, and the bearing clamping device is convenient to use. Therefore, the bearing can rotate while being polished, and the convenience of the bearing in the polishing process is improved.

Description

Technical Field

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

[0002] Bearings are components that fix, rotate and reduce the load friction coefficient during mechanical transmission. In other words, when other parts move relative to each other on the shaft, they are used to reduce the friction coefficient during the transmission of motion and keep the center position of the shaft fixed. Bearings are an important component in modern mechanical equipment.

[0003] A bearing generally consists of four parts: an inner ring, an outer ring, a rolling element and a retaining cage. During the bearing production process, people generally use a bearing manufacturing grinding device to grind the burrs on the inner ring of the bearing so that the roughness of the inner ring of the bearing reaches the use standard. In the prior art, when grinding the inner ring of the bearing, the bearing needs to be clamped and fixed. Because the inner ring of the bearing is round, when the bearing is clamped and fixed, there are certain limitations during grinding, and the bearing cannot be rotated. It takes a lot of time to repeatedly clamp and disassemble the bearing, which greatly reduces the efficiency of bearing grinding and is not practical. Therefore, it is necessary to redesign the bearing inner ring grinding device to address the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a bearing inner ring grinding device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The bearing inner ring grinding device comprises a base, the upper end surface of the base is fixedly installed with a first motor through a supporting mechanism, the outer wall of the output shaft of the first motor is fixedly installed with a clamping frame, the first screw is rotatably installed inside the clamping frame, the outer wall of the first screw is fixedly installed with a rocking wheel, and the outer wall of the first screw is threadedly installed with two movable sleeves, a first limiting rod is fixedly installed inside the clamping frame, the first limiting rod slides through the two movable sleeves, and the outer walls of the two movable sleeves are fixedly connected with a clamping plate through a connecting mechanism, the upper end surface of the base is rotatably installed with a second screw through a movable groove, the outer wall of the base is fixedly installed with a second motor connected to the second screw, the outer wall of the second screw is threadedly installed with a moving block through a limiting mechanism, the end of the moving block is fixedly installed with a connecting plate, the upper end surface of the connecting plate is fixedly installed with a grinding device through a lifting mechanism, the upper end surface of the connecting plate is slidably installed with a connecting block through a connecting mechanism, and the end of the connecting block is fixedly installed with a collecting box.

[0007] Preferably, the support mechanism comprises a support plate fixedly mounted on the upper end surface of the base, and the first motor is fixedly mounted on the outer wall of the support plate.

[0008] Preferably, the connection mechanism comprises a connection rod fixedly mounted on the outer wall of the movable sleeve, and the end of the connection rod is fixedly connected to the outer wall of the clamping plate.

[0009] Preferably, the limiting mechanism comprises a second limiting rod fixedly mounted inside the moving groove, and the second limiting rod slides through the moving block.

[0010] Preferably, the lifting mechanism comprises an electric push rod fixedly mounted on the upper end surface of the connecting plate, and the telescopic end of the electric push rod is fixedly connected to the bottom wall of the grinding equipment.

[0011] Preferably, the connecting mechanism comprises a connecting sleeve fixedly mounted on the upper end surface of the connecting plate, and the connecting block is slidably mounted inside the connecting sleeve.

[0012] Preferably, anti-skid pads are fixedly mounted on the inner walls of the two clamping plates, and the two anti-skid pads are made of vulcanized rubber.

[0013] Preferably, connecting rods are fixedly mounted on the inner walls on both sides of the collecting box, and electromagnetic plates are fixedly mounted on the ends of the two connecting rods.

[0014] Beneficial effects of the utility model:

[0015] 1. By setting up components such as a double-headed screw, a clamping plate and a first motor, the spacing between the two clamping plates can be adjusted under the drive of the first screw, thereby clamping and fixing bearings of different sizes. The first motor can drive the clamped bearing to rotate through the clamping frame, thereby allowing the bearing to rotate during grinding, thereby increasing its convenience during grinding.

[0016] 2. By setting up components such as the electric push rod, the collection box and the electromagnetic plate, the electric push rod can drive the grinding equipment to move, so that the grinding head contacts the inner wall of the inner ring of bearings of different sizes. The metal debris and dust generated during grinding can fall into the collection box and be collected. The electromagnetic plate can absorb the floating metal dust when powered on. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the bearing inner ring grinding device proposed by the utility model;

[0018] Figure 2 for Figure 1 Schematic diagram of the vertical section structure;

[0019] Figure 3 This is a schematic diagram of the top view of the bearing inner ring grinding device proposed by the utility model;

[0020] Figure 4 for Figure 1 A schematic diagram of the structure enlargement at point A;

[0021] Figure 5 for Figure 2 A magnified schematic diagram of the structure at point B in FIG.

[0022] In the figure: 1 base, 2 support plate, 3 first motor, 4 clamping frame, 5 first screw, 6 rocker, 7 first limit rod, 8 moving sleeve, 9 connecting rod, 10 clamping plate, 11 anti-slip pad, 12 second screw, 13 second motor, 14 second limit rod, 15 moving block, 16 connecting plate, 17 electric push rod, 18 grinding device, 19 connecting sleeve, 20 connecting block, 21 collecting box, 22 connecting rod, 23 electromagnetic plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-5 The bearing inner ring grinding device comprises a base 1, a first motor 3 is fixedly installed on the upper end surface of the base 1 through a supporting mechanism, the supporting mechanism comprises a supporting plate 2 fixedly installed on the upper end surface of the base 1, the first motor 3 is fixedly installed on the outer wall of the supporting plate 2, a clamping frame 4 is fixedly installed on the outer wall of the output shaft of the first motor 3, a first screw 5 is rotatably installed inside the clamping frame 4, the first screw 5 is a double-headed screw, a rocking wheel 6 is fixedly installed on the outer wall of the first screw 5, two movable sleeves 8 are threadedly installed on the outer wall of the first screw 5, a first limiting rod 7 is fixedly installed inside the clamping frame 4, the first limiting rod 7 slides through the two movable sleeves 8, the first limiting rod 7 can limit the two movable sleeves 8, so that the two movable sleeves 8 can only move axially along the outer wall of the first screw 5, the outer walls of the two movable sleeves 8 are fixedly connected with a clamping plate 10 through a connecting mechanism, the connecting mechanism comprises a connecting rod 9 fixedly installed on the outer wall of the movable sleeve 8, and the end of the connecting rod 9 is fixedly connected to the outer wall of the clamping plate 10.

[0025] The inner walls of the two clamping plates 10 are fixedly installed with anti-skid pads 11, and the two anti-skid pads 11 are made of vulcanized rubber. Vulcanized rubber refers to vulcanized rubber, which has the characteristics of not becoming sticky and not easy to break. It also has high elasticity, heat resistance, tensile strength and insolubility in organic solvents. A second screw 12 is rotatably installed on the upper end surface of the base 1 through a movable groove, and a second motor 13 connected to the second screw 12 is fixedly installed on the outer wall of the base 1. A moving block 15 is threadedly installed on the outer wall of the second screw 12 through a limiting mechanism. The limiting mechanism includes a second limiting rod 14 fixedly installed inside the movable groove, and the second limiting rod 14 slides through the moving block 15. The second limiting rod 14 can limit the moving block 15 so that the moving block 15 can only move axially along the outer wall of the second screw 12.

[0026] A connecting plate 16 is fixedly installed on the end of the moving block 15, and a grinding device 18 is fixedly installed on the upper end surface of the connecting plate 16 through a lifting mechanism. The lifting mechanism includes an electric push rod 17 fixedly installed on the upper end surface of the connecting plate 16, and the telescopic end of the electric push rod 17 is fixedly connected to the bottom wall of the grinding device 18. A connecting block 20 is slidably installed on the upper end surface of the connecting plate 16 through a connecting mechanism. The connecting mechanism includes a connecting sleeve 19 fixedly installed on the upper end surface of the connecting plate 16, and the connecting block 20 is slidably installed inside the connecting sleeve 19. A collecting box 21 is fixedly installed on the end of the connecting block 20, and connecting rods 22 are fixedly installed on the inner walls on both sides of the collecting box 21, and electromagnetic plates 23 are fixedly installed on the ends of the two connecting rods 22.

[0027] When the utility model is used, the bearing can be placed between the two clamping plates 10, and then the rocking wheel 6 can be rotated to drive the first screw 5 to rotate, and the first screw 5 drives the two movable sleeves 8 to move by cooperating with the first limit rod 7, and the two movable sleeves 8 clamp and fix the outer ring of the bearing through the cooperation of the anti-skid pad 11, and the anti-skid pad 11 can increase the friction with the outer ring of the bearing, increase the firmness of its clamping and fixing, and under the drive of the first screw 5, the spacing between the two clamping plates 10 can be adjusted, thereby clamping and fixing bearings of different sizes;

[0028] When the bearing is clamped and fixed, the second motor 13 drives the second screw 12 to rotate, and the second screw 12 drives the moving block 15 to move by cooperating with the second limiting rod 14. The moving block 15 can drive the grinding device 18 to move through the cooperation of the connecting plate 16 and the electric push rod 17, so that the grinding head moves to the inner ring of the bearing, and then the electric push rod 17 can drive the grinding device 18 to move, so that the grinding head contacts the inner wall of the inner ring of the bearing of different sizes, and then the grinding device 18 can drive the grinding head to grind the inner ring of the bearing, and in the process of grinding, the second screw 12 drives the moving block 15 to move, and the moving block 15 drives the grinding device 18 to move, so that the grinding head contacts the inner wall of the inner ring of the bearing of different sizes, and then the grinding device 18 drives ... and the grinding head moves to the inner ring of the bearing A motor 3 can drive the clamped bearing to rotate through the clamping frame 4, increasing its convenience during grinding. Metal debris and dust generated during grinding can fall into the collection box 21 and be collected. At the same time, the electromagnetic plate 23 can adsorb the floating metal dust when powered on. When the electromagnetic plate 23 is powered off, the metal dust can fall into the collection box 21 and be collected. The connecting block 20 can be slid out of the connecting sleeve 19 to complete the disassembly of the collection box 21, and then the metal debris and dust inside the collection box 21 can be processed.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A bearing inner ring grinding device, comprising a base (1), characterized in that: A first motor (3) is fixedly mounted on the upper end surface of the base (1) via a supporting mechanism; a clamping frame (4) is fixedly mounted on the outer wall of the output shaft of the first motor (3); a first screw rod (5) is rotatably mounted inside the clamping frame (4); a rocker wheel (6) is fixedly mounted on the outer wall of the first screw rod (5); two movable sleeves (8) are threadedly mounted on the outer wall of the first screw rod (5); a first limiting rod (7) is fixedly mounted inside the clamping frame (4); the first limiting rod (7) slides through the two movable sleeves (8); the outer walls of the two movable sleeves (8) are fixedly connected with a clamping plate (10) via a connecting mechanism; A second screw rod (12) is rotatably mounted on the upper end surface of the base (1) through a movable groove, a second motor (13) connected to the second screw rod (12) is fixedly mounted on the outer wall of the base (1), a movable block (15) is threadedly mounted on the outer wall of the second screw rod (12) through a limiting mechanism, a connecting plate (16) is fixedly mounted on the end of the movable block (15), a grinding device (18) is fixedly mounted on the upper end surface of the connecting plate (16) through a lifting mechanism, a connecting block (20) is slidably mounted on the upper end surface of the connecting plate (16) through a connecting mechanism, and a collecting box (21) is fixedly mounted on the end of the connecting block (20).

2. The bearing inner ring grinding device according to claim 1, characterized in that: The support mechanism comprises a support plate (2) fixedly mounted on the upper end surface of the base (1), and the first motor (3) is fixedly mounted on the outer wall of the support plate (2).

3. The bearing inner ring grinding device according to claim 2, characterized in that: The connection mechanism comprises a connection rod (9) fixedly mounted on the outer wall of the moving sleeve (8), and the end of the connection rod (9) is fixedly connected to the outer wall of the clamping plate (10).

4. The bearing inner ring grinding device according to claim 3, characterized in that: The limiting mechanism comprises a second limiting rod (14) fixedly mounted inside the moving groove, and the second limiting rod (14) slides through the moving block (15).

5. The bearing inner ring grinding device according to claim 4, characterized in that: The lifting mechanism comprises an electric push rod (17) fixedly mounted on the upper end surface of the connecting plate (16), and the telescopic end of the electric push rod (17) is fixedly connected to the bottom wall of the grinding device (18).

6. The bearing inner ring grinding device according to claim 5, characterized in that: The connection mechanism comprises a connection sleeve (19) fixedly mounted on the upper end surface of the connection plate (16), and the connection block (20) is slidably mounted inside the connection sleeve (19).

7. The bearing inner ring grinding device according to claim 6, characterized in that: Anti-skid pads (11) are fixedly mounted on the inner walls of the two clamping plates (10), and the two anti-skid pads (11) are made of vulcanized rubber.

8. The bearing inner ring grinding device according to claim 7, characterized in that: Connecting rods (22) are fixedly mounted on the inner walls of both sides of the collection box (21), and electromagnetic plates (23) are fixedly mounted on the ends of the two connecting rods (22).

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