Angular contact ball bearing inner ring grinding device

Abstract

The utility model relates to the technical field of machining, in particular to an angular contact ball bearing inner ring grinding device which not only can grind the inner side wall of a bearing inner ring, but also can grind the outer side wall of the bearing inner ring when the bearing inner ring is ground, and is convenient to use, low in limitation and high in practicability. Comprising a baseplate; the bearing inner ring polishing device further comprises a clamping mechanism A, a clamping mechanism B, a polishing mechanism A, a polishing mechanism B and a moving mechanism, the clamping mechanism A is installed on the bottom plate through the moving mechanism, the clamping mechanism A is used for clamping the outer side wall of a bearing inner ring, the moving mechanism has a moving function, the polishing mechanism A is used for polishing the inner side wall of the bearing inner ring, and the clamping mechanism B is installed on the bottom plate. The clamping mechanism B is used for fixing the inner side wall of the bearing inner ring, and the grinding mechanism B is used for grinding the outer side wall of the bearing inner ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of machining, in particular to a angular contact ball bearing inner race grinding device. BACKGROUND

[0002] The bearing inner race is an important component of the bearing, the inner side wall of the bearing inner race is closely matched with the shaft, and the raceway of the outer side wall of the bearing inner race contacts the ball. The inner side wall and the outer side wall of the bearing inner race need to be polished during processing. In the prior art, a bearing inner race polishing device is disclosed in the utility model with the patent application number 201921747376.3, which is mainly composed of a clamping mechanism, a clamping plate and a polishing disc, etc. When in use, the outer side wall of the bearing inner race is clamped and fixed by the clamping mechanism, and then the inner side wall of the bearing inner race is polished by the polishing disc. However, the following problems exist in the process of use. It can only polish the inner side wall of the bearing inner race, and cannot polish the outer side wall of the bearing inner race, which leads to inconvenient use and high use limitation. SUMMARY

[0003] To solve the above technical problems, the utility model provides a angular contact ball bearing inner race grinding device which can not only polish the inner side wall of the bearing inner race, but also polish the outer side wall of the bearing inner race when polishing the bearing inner race, is convenient to use, has low limitation and high practicability.

[0004] The angular contact ball bearing inner race grinding device of the utility model, including the bottom plate, still include clamping mechanism A, clamping mechanism B, polishing mechanism A, polishing mechanism B and moving mechanism, clamping mechanism A is installed on the bottom plate through the moving mechanism, clamping mechanism A is used for clamping the outer side wall of the bearing inner race, the moving mechanism has the function of moving, polishing mechanism A is used for polishing the inner side wall of the bearing inner race, clamping mechanism B is installed on the bottom plate, clamping mechanism B is used for fixing the inner side wall of the bearing inner race, polishing mechanism B is used for polishing the outer side wall of the bearing inner race, when polishing the bearing inner race, first, the bearing inner race is clamped and fixed through clamping mechanism A, then the inner side wall of the bearing inner race is polished through polishing mechanism A, when the inner side wall of the bearing inner race is polished, clamping mechanism A is driven to move to clamping mechanism B through the moving mechanism, then the inner side wall of the bearing inner race is fixed through clamping mechanism B, then clamping mechanism A is loosened, then the outer side wall of the bearing inner race is polished through polishing mechanism B. When polishing the bearing inner race, not only the inner side wall of the bearing inner race can be polished, but also the outer side wall of the bearing inner race can be polished, which is convenient to use, has low limitation and high practicability.

[0005] Preferably, the clamping mechanism A comprises a support plate, a motor A, a rotating shaft A and an outer clamping three-jaw chuck, the motor A is fixedly installed on the support plate, the rotating shaft A is rotatably installed on the support plate, and the outer clamping three-jaw chuck is fixedly installed on the right end of the rotating shaft A; when the inner side wall of the bearing inner ring is polished, the bearing inner ring is placed on the outer clamping three-jaw chuck, then the outer clamping three-jaw chuck is used to clamp and fix the outer side wall of the bearing inner ring, then the inner side wall of the bearing inner ring is polished by the polishing mechanism A, at the same time, the motor A is turned on, the motor A drives the outer clamping three-jaw chuck to rotate slowly through the rotating shaft A, and the bearing inner ring is uniformly polished by the polishing mechanism A in the process of slow rotation; the polishing of the bearing inner ring is facilitated.

[0006] Preferably, the moving mechanism comprises an electric sliding rail A, a moving block and an electric turntable, the electric sliding rail A is fixedly installed on the upper end of the bottom plate, the moving block is installed on the electric sliding rail A, the electric sliding rail A is used for moving the moving block left and right, the electric turntable is fixedly installed on the upper end of the moving block, and the support plate is fixedly installed on the rotating end of the upper part of the electric turntable; when the inner side wall of the bearing inner ring is polished, the bearing inner ring is clamped and fixed by the outer clamping three-jaw chuck first, then the electric sliding rail A is turned on, the electric sliding rail A drives the moving block to move right, the moving block drives the electric turntable and the support plate to move right, the support plate drives the rotating shaft A, the outer clamping three-jaw chuck and the bearing inner ring to move right, so that the bearing inner ring moves right to contact the polishing mechanism A, and the inner side wall of the bearing inner ring is polished by the polishing mechanism A; the polishing of the bearing inner ring is facilitated.

[0007] Preferably, the polishing mechanism A comprises a support, an electric sliding rail B, a lifting block, a driving motor, a fixed frame, a rotating shaft and a polishing wheel A, the support is fixedly installed on the upper end of the bottom plate, the electric sliding rail B is fixedly installed on the upper end of the support, the lifting block is installed on the electric sliding rail B, the electric sliding rail B is used for moving the lifting block up and down, the driving motor and the fixed frame are both fixedly installed on the lifting block, the rotating shaft is rotatably installed on the fixed frame, the input end of the rotating shaft is connected with the driving motor, and the polishing wheel A is fixedly installed on the left end of the rotating shaft; when the inner side wall of the bearing inner ring is polished, the bearing inner ring is clamped and fixed by the outer clamping three-jaw chuck first, then the moving block drives the electric turntable, the support plate, the rotating shaft A and the outer clamping three-jaw chuck to move right through the electric sliding rail A, so that the bearing inner ring moves right, the polishing wheel A is located in the bearing inner ring, then the driving motor is turned on, the driving motor drives the polishing wheel A to rotate through the rotating shaft, then the lifting block drives the fixed frame and the rotating shaft to rise through the electric sliding rail B, so that the rotating polishing wheel A rises to contact the inner side wall of the bearing inner ring, the inner side wall of the bearing inner ring is polished by the rotating polishing wheel A, at the same time, the bearing inner ring rotates, and the inner side wall of the bearing inner ring is uniformly polished by the polishing wheel A in the process of rotation; the polishing of the bearing inner ring is facilitated.

[0008] Preferably, the clamping mechanism B comprises a vertical plate, a motor B, a rotating shaft B and an inner supporting three-jaw chuck, the vertical plate is fixedly installed on the bottom plate, the motor B is fixedly installed on the left end of the vertical plate, the rotating shaft B is rotatably installed on the vertical plate, the rotating shaft B is coaxial with the rotating shaft A, the inner supporting three-jaw chuck is fixedly installed on the right end of the rotating shaft B, and the left end of the rotating shaft B is connected with the output end of the motor B; when the outer side wall of the bearing inner ring is polished, after the inner side wall of the bearing inner ring is polished, the electric turntable is opened, the electric turntable drives the supporting plate to horizontally rotate by 180 degrees, so that the rotating shaft A, the outer clamping three-jaw chuck and the bearing inner ring are rotated to one side of the inner supporting three-jaw chuck, then the moving block is moved to the left through the electric sliding rail A, so that the electric turntable, the supporting plate, the rotating shaft A and the outer clamping three-jaw chuck are moved to the left, the bearing inner ring is moved to the left to contact the inner supporting three-jaw chuck, then the inner side wall of the bearing inner ring is supported by the inner supporting column of the inner supporting three-jaw chuck, and then the outer side wall of the bearing inner ring is polished through the polishing mechanism B, thereby facilitating polishing of the outer side wall of the bearing inner ring.

[0009] Preferably, the polishing mechanism B comprises a lifting frame, a hydraulic cylinder, a lifting rod, a mounting frame, a polisher and a polishing wheel B, the hydraulic cylinder is fixedly installed on the upper end of the lifting frame, the lifting rod is slidably installed on the lifting frame in an up-down mode, the upper end of the lifting rod is connected with the output end of the hydraulic cylinder, the mounting frame is fixedly installed on the lower end of the lifting rod, the polisher is installed on the mounting frame, and the polisher is provided with the polishing wheel B; the lifting frame is fixedly hoisted on the support frame in the workshop; after the bearing inner ring is fixedly supported by the inner supporting three-jaw chuck, the polisher is opened, the polisher drives the polishing wheel B to rotate, then the hydraulic cylinder is opened, the hydraulic cylinder drives the mounting frame to drive the polisher to descend through the lifting rod, so that the rotating polishing wheel B contacts the outer side wall of the bearing inner ring, the outer side wall of the bearing inner ring is polished through the rotating polishing wheel B, simultaneously, the motor B is opened, the motor B drives the inner supporting three-jaw chuck to drive the bearing inner ring to rotate through the rotating shaft B, and the bearing inner ring is uniformly polished on the outer side wall in the rotating process, thereby facilitating polishing of the bearing inner ring.

[0010] Preferably, the motor A is provided with an electric leakage protector; through the above arrangement, the safety of the motor A in the use process is improved.

[0011] Compared with the prior art, the bearing inner ring can be polished on the inner side wall and the outer side wall, the use is convenient, the limitation is low, and the practicability is high. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is the first axial measurement structure schematic view of the utility model;

[0013] Figure 2 is the second axial measurement structure schematic view of the utility model;

[0014] Figure 3 is the structural schematic diagram of the electric sliding rail A, the moving block and the electric turntable and the like;

[0015] Figure 4 is the structural schematic diagram of the polishing mechanism B;

[0016] Figure 5 is the structural schematic diagram of the polishing mechanism A.

[0017] In the drawings, 1 is a bottom plate; 2 is a support plate; 3 is a motor A; 4 is a rotating shaft A; 5 is an outer clamping three-jaw chuck; 6 is an electric sliding rail A; 7 is a moving block; 8 is an electric turntable; 9 is a support; 10 is an electric sliding rail B; 11 is a lifting block; 12 is a driving motor; 13 is a fixed frame; 14 is a rotating shaft; 15 is a polishing wheel A; 16 is a vertical plate; 17 is a motor B; 18 is a rotating shaft B; 19 is an inner supporting three-jaw chuck; 20 is a hoisting frame; 21 is a hydraulic cylinder; 22 is a lifting rod; 23 is a mounting frame; 24 is a polisher; 25 is a polishing wheel B; and 26 is a bearing inner ring. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the related drawings. The present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0019] Embodiment 1

[0020] As Figures 1 to 5 , the present application discloses an angle contact ball bearing inner ring grinding device, which comprises a bottom plate 1, a clamping mechanism A, a clamping mechanism B, a polishing mechanism A, a polishing mechanism B and a moving mechanism, the clamping mechanism A is installed on the bottom plate 1 through the moving mechanism, the clamping mechanism A is used for clamping the outer side wall of the bearing inner ring, the moving mechanism has the function of moving, the polishing mechanism A is used for polishing the inner side wall of the bearing inner ring, the clamping mechanism B is installed on the bottom plate 1, the clamping mechanism B is used for fixing the inner side wall of the bearing inner ring, and the polishing mechanism B is used for polishing the outer side wall of the bearing inner ring; when the bearing inner ring 26 is polished, the bearing inner ring 26 is first clamped and fixed through the clamping mechanism A, then the inner side wall of the bearing inner ring 26 is polished through the polishing mechanism A, when the inner side wall of the bearing inner ring 26 is polished, the bearing inner ring 26 is moved to the clamping mechanism B through the moving mechanism and then the inner side wall of the bearing inner ring 26 is fixed through the clamping mechanism B, then the clamping mechanism A is loosened, and then the outer side wall of the bearing inner ring 26 is polished through the polishing mechanism B; when the bearing inner ring 26 is polished, not only the inner side wall of the bearing inner ring 26 can be polished, but also the outer side wall of the bearing inner ring 26 can be polished, so that the device is convenient to use, low in limitation and high in practicability.

[0021] AsFigure 1 And Figure 3 The clamping mechanism A comprises a support plate 2, a motor A3, a rotating shaft A4 and an outer clamping three-jaw chuck 5, the motor A3 is fixedly installed on the support plate 2, the rotating shaft A4 is rotatably installed on the support plate 2, and the outer clamping three-jaw chuck 5 is fixedly installed on the right end of the rotating shaft A4; when the inner side wall of the bearing inner ring 26 is polished, the bearing inner ring 26 is placed on the outer clamping three-jaw chuck 5, and then the outer clamping three-jaw chuck 5 clamps and fixes the outer side wall of the bearing inner ring 26, and then the inner side wall of the bearing inner ring 26 is polished by the polishing mechanism A, and at the same time, the motor A3 is turned on, the motor A3 drives the outer clamping three-jaw chuck 5 to slowly rotate the bearing inner ring 26 through the rotating shaft A4, and the bearing inner ring 26 is uniformly polished by the polishing mechanism A in the process of slow rotation, that is, the inner side wall is polished; the polishing of the bearing inner ring 26 is facilitated.

[0022] As Figure 3 The moving mechanism comprises an electric sliding rail A6, a moving block 7 and an electric turntable 8, the electric sliding rail A6 is fixedly installed on the upper end of the bottom plate 1, the moving block 7 is installed on the electric sliding rail A6, the electric sliding rail A6 is used for moving the moving block 7 left and right, the electric turntable 8 is fixedly installed on the upper end of the moving block 7, and the support plate 2 is fixedly installed on the rotating end of the upper part of the electric turntable 8; when the inner side wall of the bearing inner ring 26 is polished, the bearing inner ring 26 is first clamped and fixed by the outer clamping three-jaw chuck 5, and then the electric sliding rail A6 is turned on, the electric sliding rail A6 drives the moving block 7 to move to the right, the moving block 7 drives the electric turntable 8 and the support plate 2 to move to the right, the support plate 2 drives the rotating shaft A4, the outer clamping three-jaw chuck 5 and the bearing inner ring 26 to move to the right, so that the bearing inner ring 26 moves to the right to contact the polishing mechanism A, and the inner side wall of the bearing inner ring 26 is polished by the polishing mechanism A; the polishing of the bearing inner ring 26 is facilitated.

[0023] As Figure 1 And Figure 5, the polishing mechanism A includes a support 9, an electric sliding rail B 10, a lifting block 11, a drive motor 12, a fixed frame 13, a rotating shaft 14 and a polishing wheel A 15, the support 9 is fixedly installed on the upper end of the bottom plate 1, the electric sliding rail B 10 is fixedly installed on the upper end of the support 9, the lifting block 11 is installed on the electric sliding rail B 10, the electric sliding rail B 10 is used for moving the lifting block 11 up and down, the drive motor 12 and the fixed frame 13 are both fixedly installed on the lifting block 11, the rotating shaft 14 is rotatably installed on the fixed frame 13, the input end of the rotating shaft 14 is connected with the drive motor 12, and the polishing wheel A 15 is fixedly installed on the left end of the rotating shaft 14; when the inner side wall of the bearing inner ring 26 is polished, first, the bearing inner ring 26 is clamped and fixed through the outer clamping three-jaw chuck 5, then the movable block 7 drives the electric turntable 8, the supporting plate 2, the rotating shaft A 4 and the outer clamping three-jaw chuck 5 to move rightwards through the electric sliding rail A 6, so that the bearing inner ring 26 moves rightwards, the polishing wheel A 15 is located in the bearing inner ring 26, then the drive motor 12 is turned on, the drive motor 12 drives the polishing wheel A 15 to rotate through the rotating shaft 14, then the lifting block 11 drives the fixed frame 13 and the rotating shaft 14 to ascend through the electric sliding rail B 10, so that the rotating polishing wheel A 15 ascends to contact the inner side wall of the bearing inner ring 26, the inner side wall of the bearing inner ring 26 is polished through the rotating polishing wheel A 15, and the bearing inner ring 26 rotates at the same time, so that the bearing inner ring 26 is uniformly polished on the inner side wall in the rotating process, and the polishing of the bearing inner ring 26 is facilitated.

[0024] As Figure 1 , the clamping mechanism B includes a vertical plate 16, a motor B 17, a rotating shaft B 18 and an inner supporting three-jaw chuck 19, the vertical plate 16 is fixedly installed on the bottom plate 1, the motor B 17 is fixedly installed on the left end of the vertical plate 16, the rotating shaft B 18 is rotatably installed on the vertical plate 16, the rotating shaft B 18 is coaxial with the rotating shaft A 4, the inner supporting three-jaw chuck 19 is fixedly installed on the right end of the rotating shaft B 18, and the left end of the rotating shaft B 18 is connected with the output end of the motor B 17; when the outer side wall of the bearing inner ring 26 is polished, after the inner side wall of the bearing inner ring 26 is polished, the electric turntable 8 is turned on, the electric turntable 8 drives the supporting plate 2 to rotate horizontally by one hundred and eighty degrees, so that the rotating shaft A 4, the outer clamping three-jaw chuck 5 and the bearing inner ring 26 rotate to one side of the inner supporting three-jaw chuck 19, then the movable block 7 moves leftwards through the electric sliding rail A 6, so that the electric turntable 8, the supporting plate 2, the rotating shaft A 4 and the outer clamping three-jaw chuck 5 move leftwards, the bearing inner ring 26 moves leftwards to contact the inner supporting three-jaw chuck 19, then the inner side wall of the bearing inner ring 26 is supported through the inner supporting three-jaw chuck 19, and then the outer side wall of the bearing inner ring 26 is polished through the polishing mechanism B, so that the polishing of the outer side wall of the bearing inner ring 26 is facilitated.

[0025] As Figure 1 and Figure 4The polishing mechanism B comprises a hoisting frame 20, a hydraulic cylinder 21, a lifting rod 22, a mounting frame 23, a polisher 24 and a polishing wheel B25, the hydraulic cylinder 21 is fixedly installed on the upper end of the hoisting frame 20, the lifting rod 22 is slidably installed on the hoisting frame 20, the upper end of the lifting rod 22 is connected with the output end of the hydraulic cylinder 21, the mounting frame 23 is fixedly installed on the lower end of the lifting rod 22, the polisher 24 is installed on the mounting frame 23, and the polisher 24 is provided with the polishing wheel B25; the hoisting frame 20 is fixedly hoisted on a support frame in a workshop; when the inner support three-jaw chuck 19 is used for supporting and fixing the bearing inner ring 26, the polisher 24 is opened, the polisher 24 is used for rotating the polishing wheel B25, then the hydraulic cylinder 21 is opened, the hydraulic cylinder 21 drives the mounting frame 23 to lower the polisher 24 through the lifting rod 22, and then the rotating polishing wheel B25 is in contact with the outer side wall of the bearing inner ring 26; the outer side wall of the bearing inner ring 26 is polished through the rotating polishing wheel B25, and simultaneously, the motor B17 is opened, the motor B17 drives the inner support three-jaw chuck 19 to rotate the bearing inner ring 26 through the rotating shaft B18, and the bearing inner ring 26 is uniformly polished on the outer side wall in the rotating process, so that the bearing inner ring 26 is conveniently polished.

[0026] Embodiment 2

[0027] On the basis of embodiment 1, the motor A3 is provided with an electric leakage protector; through the above setting, the safety of the motor A3 in the use process is improved.

[0028] The outer clamping three-jaw chuck 5, the electric sliding rail A6, the electric rotating disc 8, the electric sliding rail B10, the driving motor 12, the inner support three-jaw chuck 19, the hydraulic cylinder 21, the polisher 24 and the polishing wheel B25 of the angular contact ball bearing inner ring grinding device are all purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, and the technical personnel in the field does not need to pay creative labor.

[0029] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a plurality of improvements and modifications can be made, and the improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A device for grinding an inner ring of an angular contact ball bearing, comprising a base plate (1); characterized in that, It also includes clamping mechanism A, clamping mechanism B, polishing mechanism A, polishing mechanism B and moving mechanism, clamping mechanism A is installed on the bottom plate (1) through the moving mechanism, clamping mechanism A is used for clamping the outer side wall of the bearing inner ring, the moving mechanism has the function of moving, polishing mechanism A is used for polishing the inner side wall of the bearing inner ring, clamping mechanism B is installed on the bottom plate (1), clamping mechanism B is used for fixing the inner side wall of the bearing inner ring, polishing mechanism B is used for polishing the outer side wall of the bearing inner ring.

2. The angular contact ball bearing inner ring grinding apparatus of claim 1, wherein, The clamping mechanism A includes a support plate (2), a motor A (3), a rotating shaft A (4) and an outer clamping three-jaw chuck (5), the motor A (3) is fixedly installed on the support plate (2), the rotating shaft A (4) is rotatably installed on the support plate (2), and the outer clamping three-jaw chuck (5) is fixedly installed on the right end of the rotating shaft A (4).

3. The angular contact ball bearing inner ring grinding apparatus of claim 2, wherein, The moving mechanism includes an electric sliding rail A (6), a moving block (7) and an electric turntable (8), the electric sliding rail A (6) is fixedly installed on the upper end of the bottom plate (1), the moving block (7) is installed on the electric sliding rail A (6), the electric sliding rail A (6) is used for moving the moving block (7) left and right, and the electric turntable (8) is fixedly installed on the upper end of the moving block (7). The support plate (2) is fixedly installed on the rotating end of the upper part of the electric turntable (8).

4. The angular contact ball bearing inner ring grinding apparatus of claim 1, wherein, The polishing mechanism A includes a bracket (9), an electric sliding rail B (10), a lifting block (11), a driving motor (12), a fixed frame (13), a rotating shaft (14) and a polishing wheel A (15), the bracket (9) is fixedly installed on the upper end of the bottom plate (1), the electric sliding rail B (10) is fixedly installed on the upper end of the bracket (9), the lifting block (11) is installed on the electric sliding rail B (10), the electric sliding rail B (10) is used for moving the lifting block (11) up and down, the driving motor (12) and the fixed frame (13) are both fixedly installed on the lifting block (11), the rotating shaft (14) is rotatably installed on the fixed frame (13), the input end of the rotating shaft (14) is connected with the driving motor (12), and the polishing wheel A (15) is fixedly installed on the left end of the rotating shaft (14).

5. The angular contact ball bearing inner ring grinding apparatus of claim 2, wherein, The clamping mechanism B includes a vertical plate (16), a motor B (17), a rotating shaft B (18) and an inner supporting three-jaw chuck (19), the vertical plate (16) is fixedly installed on the bottom plate (1), the motor B (17) is fixedly installed on the left end of the vertical plate (16), the rotating shaft B (18) is rotatably installed on the vertical plate (16), the rotating shaft B (18) is coaxial with the rotating shaft A (4), and the inner supporting three-jaw chuck (19) is fixedly installed on the right end of the rotating shaft B (18). The left end of the rotating shaft B (18) is connected with the output end of the motor B (17).

6. The angular contact ball bearing inner ring grinding apparatus of claim 1, wherein, The polishing mechanism B comprises a hoisting frame (20), a hydraulic cylinder (21), a lifting rod (22), a mounting frame (23), a polisher (24) and a polishing wheel B (25), the hydraulic cylinder (21) is fixedly installed on the upper end of the hoisting frame (20), the lifting rod (22) is slidably installed on the hoisting frame (20), the upper end of the lifting rod (22) is connected with the output end of the hydraulic cylinder (21), the mounting frame (23) is fixedly installed on the lower end of the lifting rod (22), the polisher (24) is installed on the mounting frame (23), and the polisher (24) is provided with the polishing wheel B (25).

7. The angular contact ball bearing inner ring grinding apparatus of claim 2, wherein the first and second grinding wheels are mounted on a common wheel carrier. The motor A (3) is provided with an electric leakage protector.

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