A bearing ring polishing device

Abstract

The utility model discloses a polishing device for a bearing ring, and relates to the technical field of sleeve polishing. The utility model includes a seat body, a middle seat is fixedly connected to the top of the seat body, wheel seats are symmetrically and movably arranged on both sides of the middle seat, one end of the outer side of the wheel seat is rotatably connected to a ring abutment roller through a wheel shaft, the inner side of the middle seat is rotatably connected to a double-headed screw through a bearing, the threads at both ends of the double-headed screw are in opposite directions, and the two ends of the double-headed screw are respectively threaded into two wheel seats, and an annular polishing table is fixedly connected to the top of the seat body outside the middle seat. The utility model drives the two wheel seats to move away synchronously by rotating the double-headed screw, and can adjust the spacing between the two ring abutment rollers, so as to adapt to the limiting of bearing rings of different diameters, and can synchronously polish the inner and outer sides of the bearing ring through the cooperation of the polishing cloth and the polishing seat, so as to adapt to the polishing of bearing rings of different inner diameters.

Description

Technical Field

[0001] The utility model belongs to the technical field of sleeve polishing, in particular to a polishing device for a bearing ring. Background Art

[0002] The bearing ring is an annular part of a radial rolling bearing with one or more raceways, and a polishing machine is required for bearing grinding. After searching, the patent with application number 202320643569.4 discloses a polishing device for a bearing ring, including a device base, a fixed seat is fixedly connected to the upper surface of the rear end of the device base, a support plate is fixedly connected to the upper surface of the front end of the device base, and a hydraulic cylinder is fixedly installed on the rear surface of the support plate.

[0003] However, in actual use, the applicant found that when polishing the bearing rings, it can only polish the bearing rings with one inner diameter and cannot adapt to the polishing of bearing rings with different inner diameters. In view of this, we propose a polishing device for bearing rings. Utility Model Content

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model discloses a polishing device for a bearing ring, comprising a seat body, the top of the seat body is fixedly connected to an intermediate seat, wheel seats are symmetrically and movably arranged on both sides of the intermediate seat, one end of the outer side of the wheel seat is rotatably connected to a ring abutting roller through a wheel shaft, the interior of the intermediate seat is rotatably connected to a double-headed screw rod through a bearing, the threads at both ends of the double-headed screw rod have opposite rotation directions, and the two ends of the double-headed screw rod are respectively threaded into the two wheel seats, the top of the seat body outside the intermediate seat is fixedly connected to an annular polishing table, the top of the annular polishing table is symmetrically and fixedly connected to a polishing cloth, the intermediate seat The top of the seat body on one side is fixedly connected to a fixed seat, and the fixed seat is movably connected to a movable seat on one side close to the middle seat, a motor is fixedly installed on the movable seat, and a driving wheel is fixedly sleeved on the rotating end of the motor, a screw is rotatably connected to the inside of the fixed seat through a bearing, one end of the screw extends to the outside of the fixed seat and is provided with an adjusting handle, and the other end of the screw is threaded into the movable seat, a pressing frame is fixed to the seat body by bolts, and a polishing seat is symmetrically fixedly connected to the top of the inner side of the pressing frame, and the two polishing seats are respectively located above the two polishing cloths.

[0006] Preferably, the top of the annular polishing table is rotatably connected to a supporting roller, and six supporting rollers are arranged in an annular array on the top of the annular polishing table.

[0007] Preferably, the highest position of the supporting roller is lower than the top of the polishing cloth.

[0008] Preferably, an adjustment sleeve is fixedly provided at the middle of the double-ended screw, and anti-slip teeth are provided on the peripheral side walls of the adjustment sleeve.

[0009] Preferably, the motor is provided with an on / off switch, and the motor is electrically connected to an external power source via a wire.

[0010] Preferably, the seat body is symmetrically provided with fixing grooves on the front and rear sides, the legs of the press frame are inserted into the fixing grooves, and one end of the bolt passes through the legs of the press frame and is screwed into a threaded hole on the inner wall of the fixing groove.

[0011] The utility model has the following beneficial effects:

[0012] The utility model discloses a polishing device for a bearing ring. By rotating a double-headed screw, two wheel seats are driven to move away synchronously, and the spacing between the two ring abutting rollers can be adjusted, so that it can adapt to the limiting of bearing rings of different diameters. Through the cooperation of the polishing cloth and the polishing seat, the inner side and the outer side of the bearing ring can be polished synchronously, and thus it can adapt to the polishing of bearing rings of different inner diameters. Through the provided supporting roller, the bearing ring can be supported, so that the bearing ring can rotate smoothly, and the bottom of the bearing ring can be effectively contacted with the polishing cloth, so as to realize the smooth polishing of the bottom of the bearing ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are 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 creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of a bearing ring polishing device of the utility model;

[0015] Figure 2 This is a structural schematic diagram of a bearing ring polishing device of the utility model when the press frame is removed;

[0016] Figure 3 The utility model is a structural schematic diagram of a pressure frame and a polishing seat in a polishing device for a bearing ring.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1. Seat body; 11. Fixed groove; 2. Annular polishing table; 21. Polishing cloth; 22. Support roller; 3. Intermediate seat; 31. Double-headed screw; 311. Adjusting sleeve; 32. Wheel seat; 33. Ferrule abutting roller; 4. Fixed seat; 41. Screw; 411. Adjusting handle; 42. Movable seat; 5. Press frame; 51. Bolt; 6. Motor; 7. Driving wheel; 8. Polishing seat. DETAILED DESCRIPTION

[0019] 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 of 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.

[0020] See also Figure 1-3 As shown, the utility model provides a technical solution:

[0021] Embodiment 1: A bearing ring polishing device comprises a seat body 1, the top of the seat body 1 is fixedly connected with an intermediate seat 3, wheel seats 32 are symmetrically and movably arranged on both sides of the intermediate seat 3, one end of the outer side of the wheel seat 32 is rotatably connected with a ring abutting roller 33 through a wheel axle, the inner part of the intermediate seat 3 is rotatably connected with a double-headed screw rod 31 through a bearing, an adjusting sleeve 311 is fixedly arranged in the middle of the double-headed screw rod 31, and anti-slip teeth are arranged on the peripheral side walls of the adjusting sleeve 311, the threads at both ends of the double-headed screw rod 31 are rotated in opposite directions, and the two ends of the double-headed screw rod 31 are respectively screwed into the two wheel seats 32, and the distance between the two ring abutting rollers 33 can be adjusted by rotating the double-headed screw rod 31 to drive the two wheel seats 32 to move away synchronously, so as to be able to It is suitable for limiting the position of bearing rings of different diameters, and thus can adapt to the polishing of bearing rings of different inner diameters. The top of the seat body 1 outside the middle seat 3 is fixedly connected with an annular polishing table 2, and the top of the annular polishing table 2 is symmetrically fixedly connected with a polishing cloth 21. The top of the seat body 1 on one side of the middle seat 3 is fixedly connected with a fixed seat 4, and the fixed seat 4 is movably connected with a movable seat 42 on the side close to the middle seat 3. A motor 6 is fixedly installed on the movable seat 42, and an on-off switch is provided on the motor 6. The motor 6 is electrically connected to an external power supply through a wire. A driving wheel 7 is fixedly sleeved on the rotating end of the motor 6. The interior of the fixed seat 4 is rotatably connected with a screw 41 through a bearing, and one end of the screw 41 extends to the outside of the fixed seat 4 and is provided with an adjustment handle 411, the other end of the screw rod 41 is threaded into the movable seat 42, and the press frame 5 is locked and fixed on the seat body 1 by means of bolts 51. The front and rear sides of the seat body 1 are symmetrically provided with fixing grooves 11, and the legs of the press frame 5 are inserted into the fixing grooves 11. One end of the bolt 51 passes through the legs of the press frame 5 and then is threaded into the threaded hole provided on the inner wall of the fixing groove 11. The top of the inner side of the press frame 5 is symmetrically fixedly connected with a polishing seat 8. The press frame 5 having a polishing seat 8 adapted to the bearing ring with different inner diameters to be polished can be selected. The two polishing seats 8 are respectively located above the two polishing cloths 21. When polishing different bearing rings, the bearing rings can be placed on the annular polishing table 2, and the adjusting sleeve 311 can be manually rotated clockwise. The double-headed screw rod 31 is driven to rotate. The rotation of the double-headed screw rod 31 can drive the two wheel seats 32 to move away synchronously, and then the spacing between the two ferrule abutting rollers 33 can be adjusted, so that the two ferrule abutting rollers 33 can abut on the inner wall of the ferrule to limit the ferrule. Then, a pressing frame 5 with a polishing seat 8 adapted to the ferrule is selected, and the two legs of the pressing frame 5 are placed in the fixing groove 11 and locked and fixed by bolts 51. At this time, the bearing to be polished can be stuck in the groove in the polishing seat 8. Then, the adjusting handle 411 is manually rotated clockwise to drive the screw rod 41 to rotate. The rotation of the screw rod 41 can drive the movable seat 42 together with the motor 6 to move toward the ferrule, so that the driving wheel 7 is effectively in contact with the outer wall of the ferrule. Finally, the motor 6 is turned on.The rotation of the motor 6 can drive the driving wheel 7 to rotate, and the rotation of the driving wheel 7 can drive the bearing to rotate. At this time, the ring can move relative to the polishing cloth 21 and the polishing seat 8, and the inner and outer walls of the bearing ring can be polished through the cooperation of the polishing cloth 21 and the polishing seat 8.

[0022] Embodiment 2: The difference between this embodiment and embodiment 1 is that, the top of the annular polishing table 2 is rotatably connected to a support roller 22, and six support rollers 22 on the top of the annular polishing table 2 are arranged in an annular array, for supporting the bearing ring, so that the bearing ring can rotate more smoothly, and the highest position of the support roller 22 is lower than the top of the polishing cloth 21. During the rotation of the bearing ring, the support roller 22 can support the bearing ring, so that the bearing ring can rotate smoothly, and can make the bottom of the bearing ring effectively contact with the polishing cloth 21, thereby achieving smooth polishing of the bottom of the bearing ring.

[0023] Working principle: When in use, when polishing different bearing rings, the bearing ring can be placed on the annular polishing table 2, and the adjusting sleeve 311 can be manually rotated clockwise to drive the double-headed screw 31 to rotate. The rotation of the double-headed screw 31 can drive the two wheel seats 32 to move away synchronously, and then the spacing between the two ring abutment rollers 33 can be adjusted, so that the two ring abutment rollers 33 can abut on the inner wall of the ring, limit the ring, and then select the pressing frame 5 with a polishing seat 8 that is compatible with the ring, so that the two legs of the pressing frame 5 are placed in the fixing groove 11 and locked and fixed by bolts 51. At this time, the bearing to be polished can be stuck in the groove in the polishing seat 8, and then the adjusting handle 411 is manually rotated clockwise to drive the screw 4 1 rotates, the rotation of the screw rod 41 can drive the movable seat 42 together with the motor 6 to move toward the ring, so that the driving wheel 7 is effectively in contact with the outer wall of the ring, and finally the motor 6 is turned on, the rotation of the motor 6 can drive the driving wheel 7 to rotate, and the rotation of the driving wheel 7 can drive the bearing to rotate. At this time, the ring can move relative to the polishing cloth 21 and the polishing seat 8, and the inner wall and the outer wall of the bearing ring can be polished through the cooperation of the polishing cloth 21 and the polishing seat 8. In the process of the rotation of the bearing ring, the supporting roller 22 can support the bearing ring, so that the bearing ring can rotate smoothly, and the bottom of the bearing ring can be effectively in contact with the polishing cloth 21, thereby realizing the smooth polishing of the bottom of the bearing ring.

[0024] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0025] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions described in the aforementioned embodiments and any equivalent replacement of some of the technical features therein are within the protection scope of the present invention.

Claims

1. A bearing ring polishing device, comprising a seat (1), characterized in that: The top of the seat body (1) is fixedly connected to an intermediate seat (3), and wheel seats (32) are symmetrically and movably arranged on both sides of the intermediate seat (3), one end of the outer side of the wheel seat (32) is rotatably connected to a ring contact roller (33) via a wheel shaft, and the inside of the intermediate seat (3) is rotatably connected to a double-headed screw (31) via a bearing, the threads at both ends of the double-headed screw (31) are screwed in opposite directions, and the two ends of the double-headed screw (31) are respectively screwed into the two wheel seats (32), the top of the seat body (1) outside the intermediate seat (3) is fixedly connected to an annular polishing table (2), and the top of the annular polishing table (2) is symmetrically and fixedly connected to a polishing cloth (21), and the top of the seat body (1) on one side of the intermediate seat (3) is fixedly connected to a fixed seat (4). The fixed seat (4) is movably connected to a movable seat (42) on one side close to the middle seat (3), a motor (6) is fixedly mounted on the movable seat (42), a driving wheel (7) is sleeved and fixed to the rotating end of the motor (6), a screw rod (41) is rotatably connected to the interior of the fixed seat (4) through a bearing, one end of the screw rod (41) extends to the outside of the fixed seat (4) and is provided with an adjustment handle (411), the other end of the screw rod (41) is threaded into the movable seat (42), a pressing frame (5) is locked and fixed on the seat body (1) by bolts (51), a polishing seat (8) is symmetrically fixedly connected to the top of the inner side of the pressing frame (5), and the two polishing seats (8) are respectively located above the two polishing cloths (21).

2. A bearing ring polishing device according to claim 1, characterized in that: The top of the annular polishing table (2) is rotatably connected to a supporting roller (22), and six supporting rollers (22) are arranged in an annular array on the top of the annular polishing table (2).

3. A bearing ring polishing device according to claim 2, characterized in that: The highest position of the supporting roller (22) is lower than the top of the polishing cloth (21).

4. The polishing device for a bearing ring according to claim 1, characterized in that: An adjusting sleeve (311) is fixedly arranged in the middle of the double-ended screw rod (31), and anti-slip teeth are arranged on the peripheral side walls of the adjusting sleeve (311).

5. The polishing device for a bearing ring according to claim 1, characterized in that: The motor (6) is provided with an on / off switch, and the motor (6) is electrically connected to an external power source via a wire.

6. The polishing device for a bearing ring according to claim 1, characterized in that: The seat body (1) is symmetrically provided with fixing grooves (11) on both the front and rear sides, the legs of the pressing frame (5) are inserted into the fixing grooves (11), and one end of the bolt (51) passes through the legs of the pressing frame (5) and is screwed into a threaded hole provided on the inner wall of the fixing groove (11).

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