Grinding device convenient to adjust and used for bearing ring

Abstract

The utility model relates to the technical field of bearing ring polishing devices, and discloses a bearing ring polishing device convenient to adjust, which comprises a machining table, supporting legs are fixedly mounted on two sides of the bottom of the machining table, and supporting plates are symmetrically and fixedly mounted on the left side and the right side of the upper end of the machining table. A top plate is fixedly mounted at the upper ends of the two supporting plates, and a bearing ring body is arranged in the middle of the upper end of the machining table. The bearing ring body to be polished is placed on the machining table, the inner ring and the outer ring of the bearing ring body can be fixed and polished separately, and the polishing mechanism can be rapidly adjusted to the polishing positions of the inner ring and the outer ring of the bearing ring body to conduct polishing work. The inner ring and outer ring grinding switching operation of the bearing ring body is convenient and fast, the position of the bearing ring body does not need to be manually adjusted, the process is simple and fast, the time for fixing the bearing ring body again is shortened, therefore, the grinding production efficiency is not affected, and the productivity is improved.

Description

Technical Field

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

[0002] Bearings are important components in mechanical equipment. They are mainly used to support mechanical rotating bodies, reduce the friction coefficient of equipment during movement, and ensure its rotation accuracy. There are many types of bearings. Choosing appropriate bearings according to different mechanical internal structures can achieve the best use effect. The inner and outer rings of bearings need to be polished during the production process to eliminate burrs on the surface.

[0003] Since both the outer ring and the inner ring of the bearing ring need to be polished, the existing equipment needs to work separately for the inner and outer rings of the bearing ring. The process of switching the polishing is cumbersome and the bearing ring needs to be re-fixed, which delays the polishing time and affects the efficiency of the polishing production. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to provide an easily adjustable grinding device for a bearing ring to solve the problem raised in the above-mentioned background technology that both the outer ring and the inner ring of the bearing ring need to be ground, and the existing equipment needs to work separately when grinding the inner and outer rings of the bearing ring. The process of switching the grinding is cumbersome and the bearing ring needs to be re-fixed, which delays the grinding time and affects the efficiency of the grinding production.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for a bearing ring that is easy to adjust, comprising a processing table, support legs are fixedly installed on both sides of the bottom of the processing table, support plates are symmetrically fixedly installed on the left and right sides of the upper end of the processing table, and top plates are fixedly installed on the upper ends of the two support plates, a bearing ring body is arranged in the middle of the upper end of the processing table, two inner arc-shaped fixing plates are symmetrically arranged on the left and right ends of the inner side of the bearing ring body, and two outer arc-shaped fixing plates are symmetrically arranged on the left and right ends of the outer side of the bearing ring body, a transparent protective cover is arranged directly above the bearing ring body, a rectangular box with an opening at the left end is arranged at the bottom center of the transparent protective cover, and a grinding mechanism is arranged on the left side of the rectangular box.

[0008] Preferably, a groove is provided at the upper end of the processing table, a threaded rod is rotatably installed in the groove, threads with opposite rotation directions are symmetrically arranged on the outer sides of both ends of the threaded rod, and movable plates are symmetrically threadedly connected on the outer sides of both ends of the threaded rod, and the upper ends of the two movable plates pass through the groove and are respectively fixedly installed on the bottom of the two inner arc-shaped fixed plates.

[0009] Through the above technical solution, when the threaded rod rotates, it can drive the two movable plates to move relatively away from each other, and the two movable plates drive the two inner arc-shaped fixed plates to move relatively away from each other, pushing on the inner ends of the placed bearing ring body to fix it, thereby facilitating the grinding of the outer ring of the bearing ring body.

[0010] Preferably, a second chassis is fixedly installed on the left end of the processing table, a second motor is fixedly installed inside the second chassis, and an output shaft of the second motor passes through the left end of the processing table and is fixedly connected to the threaded rod.

[0011] Through the above technical solution, the second motor is started to drive the rotation of the threaded rod, thereby controlling the fixation of the two inner arc-shaped fixing plates to the bearing ring body.

[0012] Preferably, an electric telescopic rod 1 is symmetrically fixedly mounted on one end of the two support plates that are relatively close to each other, and the movable ends of the two electric telescopic rods 1 are respectively fixedly mounted on two outer arc-shaped fixed plates.

[0013] Through the above technical solution, two electric telescopic rods are started at the same time to push the two outer arc-shaped fixing plates to move closer to each other, squeeze the outer ends of the placed bearing ring body, fix it, and facilitate the grinding of the inner ring of the bearing ring body.

[0014] Preferably, the grinding mechanism comprises a chassis 1, a motor 1 and a grinding roller, wherein the motor 1 is fixedly installed in the chassis 1, and the output shaft of the motor 1 passes through the bottom wall of the chassis 1 and is fixedly installed with the grinding roller.

[0015] Through the above technical solution, the motor is started to drive the grinding roller to rotate rapidly, and the outer side of the grinding roller is in contact with the inner ring or outer ring wall of the bearing ring body to perform grinding work.

[0016] Preferably, an electric telescopic rod 2 is fixedly mounted at the bottom center of the top plate, a movable end of the electric telescopic rod 2 is fixedly mounted on a chassis 3, and the bottom of the chassis 3 is fixedly mounted on a transparent protective cover.

[0017] Through the above technical solution, the electric telescopic rod 2 is started to push the chassis 3 and the transparent protective cover downward, so as to control the height of the grinding mechanism to facilitate the grinding work. The transparent protective cover can isolate the internal rotating components to prevent people from being accidentally touched and injured.

[0018] Preferably, a motor three is fixedly installed on the inner side of the chassis three, the output end of the motor three passes through the chassis three and the transparent protective cover and is fixedly installed on the rectangular box, an electric telescopic rod three is fixedly installed on the inner side of the rectangular box, the movable end of the electric telescopic rod three passes through the left opening of the rectangular box and is fixedly installed on the chassis one.

[0019] Through the above technical solution, starting motor three drives the rectangular box to rotate, thereby driving the grinding mechanism to perform full-coverage grinding work on the inner ring or outer ring of the bearing ring body. Starting the electric telescopic rod three can control the grinding mechanism to move to the working surface of the inner ring or outer ring of the bearing ring body, which is convenient for adjustment.

[0020] Compared with the prior art, the utility model provides a grinding device for a bearing ring that is easy to adjust and has the following beneficial effects:

[0021] The utility model is provided with a processing table, a supporting plate, a top plate, a bearing ring body, an inner arc-shaped fixing plate, an outer arc-shaped fixing plate, a transparent protective cover, a grinding mechanism, a threaded rod, a moving plate, a second chassis, a second motor, a first electric telescopic rod, a second electric telescopic rod, a third chassis, a rectangular box, a third motor, a third electric telescopic rod, etc. After the bearing ring body to be ground is placed at the center of the upper end of the processing table, the inner and outer rings of the bearing ring body can be ground separately. When the outer ring is ground, the inner ring of the bearing ring body can be fixed by using two inner arc-shaped fixing plates under the control of the second motor, and the electric telescopic rod can be used to grind the outer ring of the bearing ring body. The third rod adjusts the grinding mechanism to the outer ring position of the bearing ring body for grinding. When grinding the inner ring, the outer ring of the bearing ring body can be fixed by simultaneously starting two electric telescopic rods and pushing two outer arc-shaped fixing plates, and the third electric telescopic rod adjusts the grinding mechanism to the inner ring position of the bearing ring body for grinding. The switching operation of grinding the inner and outer rings of the bearing ring body is convenient and fast, and there is no need to manually adjust the position of the bearing ring body. The process is simple and fast, shortening the time for re-fixing the bearing ring body, thereby not affecting the efficiency of grinding production and improving productivity. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0024] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For this utility model Figure 2 Enlarged structural diagram at B in the middle.

[0026] In the figure: 1. processing table; 2. supporting legs; 3. supporting plate; 4. top plate; 5. bearing ring body; 6. inner arc fixing plate; 7. outer arc fixing plate; 8. transparent protective cover; 9. grinding mechanism; 901. chassis one; 902. motor one; 903. grinding roller; 10. groove; 11. threaded rod; 12. moving plate; 13. chassis two; 14. motor two; 15. electric telescopic rod one; 16. electric telescopic rod two; 17. chassis three; 18. rectangular box; 19. motor three; 20. electric telescopic rod three. DETAILED DESCRIPTION

[0027] 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.

[0028] Embodiment 1:

[0029] like Figure 1-3 As shown, the utility model provides an adjustable grinding device for a bearing ring, comprising a processing table 1, support legs 2 are fixedly installed on both sides of the bottom of the processing table 1, support plates 3 are symmetrically fixedly installed on the left and right sides of the upper end of the processing table 1, and a top plate 4 is fixedly installed on the upper ends of the two support plates 3. A bearing ring body 5 is arranged in the middle of the upper end of the processing table 1, two inner arc-shaped fixing plates 6 are symmetrically arranged on the left and right ends of the inner side of the bearing ring body 5, and two outer arc-shaped fixing plates 7 are symmetrically arranged on the left and right ends of the outer side of the bearing ring body 5. A transparent protective cover 8 is arranged directly above the bearing ring body 5, and a rectangular box 18 with an opening at the left end is arranged at the bottom center of the transparent protective cover 8, and a grinding mechanism 9 is arranged on the left side of the rectangular box 18.

[0030] Specifically, a groove 10 is provided at the upper end of the processing table 1, and a threaded rod 11 is rotatably installed in the groove 10. The outer sides of the two ends of the threaded rod 11 are symmetrically provided with threads in opposite rotation directions, and the outer sides of the two ends of the threaded rod 11 are symmetrically threadedly connected with movable plates 12. The upper ends of the two movable plates 12 pass through the groove 10 and are respectively fixedly installed at the bottom of the two inner arc-shaped fixed plates 6. The advantage is that when the threaded rod 11 rotates, the two movable plates 12 can be driven to move away from each other, and the two movable plates 12 drive the two inner arc-shaped fixed plates 6 to move away from each other, push against the inner ends of the placed bearing ring body 5, fix it, and facilitate the grinding of the outer ring of the bearing ring body 5.

[0031] Specifically, the left end of the processing table 1 is fixedly mounted with a second chassis 13, and a second motor 14 is fixedly mounted inside the second chassis 13. The output shaft of the second motor 14 passes through the left end of the processing table 1 and is fixedly connected to the threaded rod 11. The advantage is that the second motor 14 is started to drive the rotation of the threaded rod 11, thereby controlling the fixing of the two inner arc-shaped fixing plates 6 to the bearing ring body 5.

[0032] Specifically, the two support plates 3 are symmetrically fixedly mounted with electric telescopic rods 15 at one end that is relatively close to each other, and the movable ends of the two electric telescopic rods 15 are respectively fixedly mounted on the two outer arc-shaped fixed plates 7. The advantage is that the two electric telescopic rods 15 are simultaneously started to push the two outer arc-shaped fixed plates 7 to move closer to each other, squeeze the two ends of the outer side of the placed bearing ring body 5, fix it, and facilitate the grinding of the inner ring of the bearing ring body 5.

[0033] Embodiment 2:

[0034] like Figure 2 and Figure 4 As shown, as an improvement to the previous embodiment. Specifically, the grinding mechanism 9 includes a chassis 901, a motor 902 and a grinding roller 903. The motor 902 is fixedly installed in the chassis 901, and the output shaft of the motor 902 passes through the bottom wall of the chassis 901 and is fixedly installed with the grinding roller 903. The advantage is that the grinding roller 903 is driven to rotate rapidly by starting the motor 902, and the outer side of the grinding roller 903 is in contact with the inner ring or outer ring wall of the bearing ring body 5 to perform the grinding work.

[0035] Specifically, the bottom center of the top plate 4 is fixedly mounted with an electric telescopic rod 2 16, the movable end of the electric telescopic rod 2 16 is fixedly mounted with a chassis 3 17, and the bottom of the chassis 3 17 is fixedly mounted on the transparent protective cover 8. The advantage is that the electric telescopic rod 2 16 is started to push the chassis 3 17 and the transparent protective cover 8 to move downward, thereby controlling the height of the grinding mechanism 9 to facilitate grinding work, and the transparent protective cover 8 can isolate the internal rotating components to prevent people from being accidentally touched and injured.

[0036] Specifically, a motor 3 19 is fixedly installed inside the chassis 3 17, and the output end of the motor 3 19 passes through the chassis 3 17 and the transparent protective cover 8 and is fixedly installed on the rectangular box 18. An electric telescopic rod 3 20 is fixedly installed inside the rectangular box 18, and the movable end of the electric telescopic rod 3 20 passes through the left opening of the rectangular box 18 and is fixedly installed on the chassis 1 901. The advantage is that starting the motor 3 19 drives the rectangular box 18 to rotate, thereby driving the grinding mechanism 9 to perform full coverage grinding work on the inner ring or outer ring of the bearing ring body 5, and starting the electric telescopic rod 3 20 can control the grinding mechanism 9 to move to the working surface of the inner ring or outer ring of the bearing ring body 5, which is convenient for adjustment.

[0037] When in use, first place the bearing ring body 5 to be polished at the center of the upper end of the processing table 1, then start the motor 2 14 to drive the threaded rod 11 to rotate, control the two movable plates 12 to drive the two inner arc-shaped fixed plates 6 to move relatively away from each other, push them on the inner two ends of the bearing ring body 5 for fixation, then start the electric telescopic rod 2 16, control the polishing mechanism 9 to move downward, cooperate with starting the electric telescopic rod 3 20 to make the polishing roller 903 fit the outer ring wall of the bearing ring body 5, after adjustment, start the motor 1 902 and the motor 3 19 at the same time, the motor 1 902 drives the polishing roller 903 to rotate rapidly, and the motor 3 19 drives The rectangular box 18 and the grinding mechanism 9 are moved to rotate, so as to grind the outer ring of the bearing ring body 5. After the grinding of the outer ring of the bearing ring body 5 is completed, the grinding mechanism 9 is raised, and then the two inner arc-shaped fixing plates 6 are controlled to be relatively close to loosen the fixing effect on the bearing ring body 5, and at the same time, the two electric telescopic rods 15 are started to push the two outer arc-shaped fixing plates 7 to move closer to each other, squeeze the outer ends of the bearing ring body 5 to fix it, and further adjust the grinding roller 903 to the inner ring position of the bearing ring body 5 through the electric telescopic rod 3 20, and carry out the next grinding of the inner ring of the bearing ring body 5 in the same manner as above.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grinding device for a bearing ring that is easy to adjust, comprising a processing table (1), characterized in that: Support legs (2) are fixedly installed on both sides of the bottom of the processing table (1); support plates (3) are symmetrically fixedly installed on the left and right sides of the upper end of the processing table (1); top plates (4) are fixedly installed on the upper ends of the two support plates (3); a bearing ring body (5) is arranged in the middle of the upper end of the processing table (1); two inner arc-shaped fixing plates (6) are symmetrically arranged on the left and right ends of the inner side of the bearing ring body (5); two outer arc-shaped fixing plates (7) are symmetrically arranged on the left and right ends of the outer side of the bearing ring body (5); a transparent protective cover (8) is arranged directly above the bearing ring body (5); a rectangular box body (18) with an open left end is arranged at the bottom center of the transparent protective cover (8); and a grinding mechanism (9) is arranged on the left side of the rectangular box body (18).

2. The easily adjustable bearing ring grinding device according to claim 1, characterized in that: A groove (10) is provided at the upper end of the processing table (1), a threaded rod (11) is rotatably mounted in the groove (10), threads with opposite rotation directions are symmetrically arranged on the outer sides of both ends of the threaded rod (11), and movable plates (12) are symmetrically threadedly connected on the outer sides of both ends of the threaded rod (11), and the upper ends of the two movable plates (12) pass through the groove (10) and are respectively fixedly mounted on the bottoms of the two inner arc-shaped fixed plates (6).

3. The easily adjustable bearing ring grinding device according to claim 2, characterized in that: A second chassis (13) is fixedly mounted on the left end of the processing table (1), a second motor (14) is fixedly mounted inside the second chassis (13), and an output shaft of the second motor (14) passes through the left end of the processing table (1) and is fixedly connected to the threaded rod (11).

4. The grinding device for a bearing ring that is easy to adjust according to claim 1, characterized in that: An electric telescopic rod (15) is symmetrically fixedly mounted on one end of the two support plates (3) that are relatively close to each other, and the movable ends of the two electric telescopic rods (15) are respectively fixedly mounted on two outer arc-shaped fixed plates (7).

5. The easily adjustable bearing ring grinding device according to claim 1, characterized in that: The grinding mechanism (9) comprises a chassis (901), a motor (902) and a grinding roller (903); the chassis (901) has the motor (902) fixedly mounted therein; the output shaft of the motor (902) passes through the bottom wall of the chassis (901) and has the grinding roller (903) fixedly mounted thereon.

6. The easily adjustable bearing ring grinding device according to claim 5, characterized in that: An electric telescopic rod 2 (16) is fixedly mounted at the bottom center of the top plate (4), a movable end of the electric telescopic rod 2 (16) is fixedly mounted on a chassis 3 (17), and the bottom of the chassis 3 (17) is fixedly mounted on a transparent protective cover (8).

7. The easily adjustable bearing ring grinding device according to claim 6, characterized in that: A motor three (19) is fixedly mounted on the inner side of the chassis three (17); an output end of the motor three (19) passes through the chassis three (17) and the transparent protective cover (8) and is fixedly mounted on the rectangular box (18); an electric telescopic rod three (20) is fixedly mounted on the inner side of the rectangular box (18); a movable end of the electric telescopic rod three (20) passes through a left opening of the rectangular box (18) and is fixedly mounted on the chassis one (901).

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