Bearing inner ring polishing device

Abstract

The utility model belongs to the technical field of bearing machining, and particularly relates to a bearing inner ring polishing device which comprises a workbench and a polishing wheel arranged above the workbench, a polishing assembly is arranged on the surface of the workbench, and the polishing assembly comprises a movable disc arranged above the workbench. The upper surface of the movable disc is rotationally connected with a fixed disc; the polishing wheel and the fixing disc are driven by the motor to rotate, polishing operation on the inner side of the bearing ring is facilitated, during polishing, the first screw can drive the bearing ring to transversely move, polishing on the bearing rings of different models is facilitated, operation is easy and convenient, meanwhile, a positioning assembly is arranged, the bearing ring can be rapidly fixed through the multiple second screws, and the polishing efficiency is improved. And the position of the second screw rod can be adjusted according to the size of the bearing, so that bearing rings with different sizes can be conveniently fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing processing, and in particular relates to a bearing inner ring polishing device. Background Art

[0002] A bearing is a mechanical element that limits relative motion within the required range of motion and reduces friction between moving parts. It can also be said that when other parts move relative to each other on the shaft, it is used to reduce the friction coefficient during power transmission and keep the center position of the shaft fixed. In the process of bearing processing, in order to ensure its sliding effect during use, a polishing machine is generally used to polish the bearing surface;

[0003] After checking, the publication (announcement) number: CN220074344U discloses a bearing inner ring polishing machine. This technology discloses "the workbench is respectively equipped with a clamping assembly and a polishing assembly at the front and back, the clamping assembly is movably installed on the workbench, the clamping assembly is used to clamp the workpiece, and the polishing assembly is used to polish the workpiece, and has the technical effects of adjusting the polishing angle of the polishing wheel by setting two positioning bolts at different angles, strong adaptability, simple and convenient adjustment, and very fast";

[0004] When the above design is used, the inner ring of the bearing is polished by the polishing wheel, but the polishing wheel is large in size and the curvature of the inner ring of the bearing is small, making it inconvenient for the polishing machine to polish the side wall of the bearing;

[0005] In order to solve the above problems, a bearing inner ring polishing device is proposed in the present application. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a bearing inner ring polishing device, which is convenient for polishing the inner sides of bearings of different models, has the characteristics of simple and convenient operation and high practicality.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bearing inner ring polishing device, comprising a workbench and a polishing wheel arranged above the workbench, wherein a polishing assembly is arranged on the surface of the workbench;

[0008] The polishing assembly includes a movable disk arranged above the workbench, the upper surface of the movable disk is rotatably connected to a fixed disk, a motor is installed inside the workbench, a rotating rod is installed at the output end of the motor, and the polishing wheel is fixed to the top of the rotating rod, the surface of the rotating rod is fixedly connected to a gear ring 1, the surface of the gear ring 1 is meshingly connected to a bevel gear, a sleeve rod is fixedly connected to one side of the surface of the bevel gear, a spline shaft is arranged inside the sleeve rod, the end of the spline shaft away from the bevel gear is fixedly connected to a driving gear, and a side of the fixed disk surface close to the driving gear is fixedly connected to a gear ring 2, and the driving gear and the gear ring 2 are meshingly connected.

[0009] As a preferred bearing inner ring polishing device of the utility model, the sleeve rod is fixed to the upper surface of the workbench through a bearing seat A, and the spline shaft is fixed to the surface of the movable plate through a bearing seat B.

[0010] As a preferred embodiment of the bearing inner ring polishing device of the utility model, the inner groove of the sleeve rod matches the spline shaft, and the spline shaft is slidably connected to the interior of the sleeve rod.

[0011] As a preferred bearing inner ring polishing device of the utility model, a screw rod 1 is rotatably connected inside the workbench, a slider 1 is threaded on the surface of the screw rod 1, and the slider 1 is fixedly connected to the movable disk, a movable groove is provided on the surface of the movable disk close to the motor, one end of the screw rod 1 passes through the interior of the workbench and is fixedly connected to a handle arranged on the outside of the workbench.

[0012] As a preferred bearing inner ring polishing device of the utility model, the bottom surface of the movable plate is symmetrically fixedly connected with two sets of sliding blocks 2 arranged parallel to the screw 1, and the movable plate is slidably connected to the surface of the workbench through the sliding blocks 2.

[0013] As a preferred bearing inner ring polishing device of the utility model, a positioning assembly is provided on the surface of the fixed disk, and the positioning assembly includes three groups of fixed blocks fixedly connected to the surface of the fixed disk and arranged in a circular array, a slider three is rotatably connected inside the fixed block, a screw rod two is threaded on the surface of the slider three, and the screw rod two is slidably connected to the inside of the fixed block, and a clamping block is fixedly connected to the top end of the screw rod two.

[0014] As a preferred embodiment of the bearing inner ring polishing device of the utility model, adjacent surfaces of the clamping blocks are fixedly connected with rubber pads.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: by setting a polishing assembly, the polishing wheel and the fixed plate are driven to rotate by a motor, so that the inner side of the bearing ring is convenient for polishing, and during polishing, the screw rod 1 can drive the bearing ring to move laterally, so that different types of bearing rings can be polished, and the operation is simple and convenient. At the same time, a positioning assembly is set, and the bearing ring can be quickly fixed by multiple sets of screw rods 2, and the position of the screw rods 2 can be adjusted according to the size of the bearing, so that bearing rings of different sizes can be fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the movable plate in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the clamping block and the second screw in the utility model;

[0020] Figure 4 For this utility model Figure 2 Enlarged view of point A in the middle.

[0021] In the figure:

[0022] 1. Workbench; 2. Polishing wheel;

[0023] 3. Polishing assembly; 31. Moving plate; 32. Fixed plate; 33. Screw rod 1; 34. Slider 1; 35. Slider 2; 36. Motor; 37. Rotating rod; 38. Gear ring 1; 39. Bevel gear; 310. Sleeve rod; 311. Spline shaft; 312. Driving gear; 313. Gear ring 2;

[0024] 4. Positioning assembly; 41. Fixing block; 42. Clamping block; 43. Screw rod two; 44. Slider three. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] like Figure 1 As shown:

[0028] A bearing inner ring polishing device comprises a workbench 1 and a polishing wheel 2 arranged above the workbench 1.

[0029] In this embodiment: the existing disclosure (announcement) number: CN220074344U discloses a bearing inner ring polishing machine; in order to solve the technical problems existing in this prior art, as disclosed in the background technology above, "when the above design is used, the inner ring of the bearing is polished by the polishing wheel 2, but the polishing wheel 2 is large in size, and the curvature of the inner ring of the bearing is small, which makes it inconvenient for the polishing machine to polish the side wall of the bearing". This problem is obviously a real problem that exists and is difficult to solve. In view of this, in order to solve this technical problem, a polishing component 3 and a positioning component 4 are added to the application document.

[0030] More specifically:

[0031] like Figure 1-Figure 4 As shown:

[0032] In combination with the above content, the polishing assembly 3 includes a movable disk 31 arranged above the workbench 1, and the upper surface of the movable disk 31 is rotatably connected to the fixed disk 32, a motor 36 is installed inside the workbench 1, a rotating rod 37 is installed at the output end of the motor 36, and the polishing wheel 2 is fixed to the top of the rotating rod 37, and the surface of the rotating rod 37 is fixedly connected to a gear ring 1 38, and the surface of the gear ring 1 38 is meshingly connected to a bevel gear 39, and a sleeve rod 310 is fixedly connected to one side of the surface of the bevel gear 39, and a spline shaft 311 is arranged inside the sleeve rod 310, and the end of the spline shaft 311 away from the bevel gear 39 is fixedly connected to a driving gear 312, and a gear ring 2 313 is fixedly connected to the side of the surface of the fixed disk 32 close to the driving gear 312, and the driving gear 312 and the gear ring 2 313 are meshingly connected.

[0033] In this embodiment: when the bearing inner ring polishing machine is in use, the bearing ring to be polished is first fixed above the fixed plate 32, and then the starting motor 36 can drive the polishing wheel 2 to rotate through the rotating rod 37, and the inner side of the bearing ring is polished by the polishing wheel 2. During this period, the rotating rod 37 can drive the gear ring 38 to rotate, and then drive the sleeve rod 310 to rotate through the bevel gear 39, and then drive the driving gear 312 to rotate, and drive the fixed plate 32 to rotate through the driving gear 312, so that the bearing ring rotates, and the inner side of the bearing ring can be fully polished by the polishing wheel 2.

[0034] It should be noted that the motor 36 is electrically connected to the external power source through a wire.

[0035] Going further:

[0036] like Figure 1-Figure 4 As shown:

[0037] In order to facilitate the polishing of bearing rings of different types by the polishing wheel 2, in an optional embodiment: the sleeve rod 310 is fixed to the upper surface of the workbench 1 through the bearing seat A, and the spline shaft 311 is fixed to the surface of the movable disk 31 through the bearing seat B; the inner groove of the sleeve rod 310 matches the spline shaft 311, and the spline shaft 311 is slidably connected to the inside of the sleeve rod 310; a screw rod 33 is rotatably connected to the inside of the workbench 1, and a slider 34 is screwed on the surface of the screw rod 33, and the slider 34 is fixedly connected to the movable disk 31, and a movable groove is provided on the side of the surface of the movable disk 31 close to the motor 36, and one end of the screw rod 33 passes through the interior of the workbench 1 and is fixedly connected to the handle arranged on the outside of the workbench 1; two groups of sliders 35 arranged parallel to the screw rod 33 are symmetrically and fixedly connected to the bottom surface of the movable disk 31, and the movable disk 31 is slidably connected to the surface of the workbench 1 through the sliders 35.

[0038] In this embodiment: when polishing bearing rings of different models, the slider 34 can be driven to move by rotating the screw 33, and then the slider 34 drives the movable plate 31 to move laterally, thereby adjusting the distance between the polishing wheel 2 and the inner side of the bearing ring, so that the polishing wheel 2 can polish the inner sides of bearing rings of different sizes, and the position of the polishing wheel 2 can be adjusted during the polishing process, thereby improving the convenience of using the device, the slider 35 can limit the movement of the movable plate 31, and improve the stability of the movement of the movable plate 31, and the spline shaft 311 slides inside the sleeve rod 310, so that the spline shaft 311 can move laterally while ensuring that the sleeve rod 310 can drive the spline shaft 311 to rotate.

[0039] More specifically:

[0040] like Figure 1-Figure 4 As shown:

[0041] In combination with the above content, a positioning assembly 4 is provided on the surface of the fixed disk 32, and the positioning assembly 4 includes three groups of fixed blocks 41 fixedly connected to the surface of the fixed disk 32 and arranged in a circular array, a slider 3 44 is rotatably connected inside the fixed block 41, a screw 2 43 is threaded on the surface of the slider 3 44, and the screw 2 43 is slidably connected inside the fixed block 41, and a clamping block 42 is fixedly connected to the top of the screw 2 43; rubber pads are fixedly connected to the adjacent sides of the clamping block 42.

[0042] In this embodiment: when fixing the bearing ring, the bearing ring is placed on the upper surface of the fixed plate 32, and the centers of the bearing ring and the fixed plate 32 are aligned, and then the screw rod 2 43 is driven to move by rotating multiple sets of sliders 44, and the side wall of the bearing ring is clamped by the clamping block 42 driven by the screw rod 2 43 to achieve the fixing of the bearing ring, and the position of the screw rod 2 43 can be adjusted according to the bearing size, so as to facilitate the fixing of bearing rings of different sizes.

[0043] Working principle: When the bearing inner ring polishing machine is in use, first fix the bearing ring to be polished above the fixed plate 32, place the bearing ring on the upper surface of the fixed plate 32, and align the centers of the bearing ring and the fixed plate 32, then rotate the multiple sets of sliders 3 44 to drive the screw 2 43 to move, and drive the clamping block 42 to clamp the side wall of the bearing ring through the screw 2 43 to fix the bearing ring, and the position of the screw 2 43 can be adjusted according to the bearing size, so as to fix bearing rings of different sizes, and then start the motor 36 to drive the polishing wheel 2 to rotate through the rotating rod 37, and polish the inner side of the bearing ring through the polishing wheel 2. During this period, the rotating rod 37 can drive the gear ring 1 38 to rotate, and then drive the sleeve rod 310 through the bevel gear 39. The fixed plate 32 is driven to rotate by the driving gear 312, so that the bearing ring rotates, and the inner side of the bearing ring can be fully polished by the polishing wheel 2. When polishing bearing rings of different types, the slider 34 can be driven to move by rotating the screw 33, and then the slider 34 drives the movable plate 31 to move laterally, thereby adjusting the distance between the polishing wheel 2 and the inner side of the bearing ring, so that the polishing wheel 2 can polish the inner sides of bearing rings of different sizes. The slider 35 can limit the movement of the movable plate 31, improve the stability of the movement of the movable plate 31, and the spline shaft 311 slides inside the sleeve rod 310, so that the spline shaft 311 can move laterally while ensuring that the sleeve rod 310 can drive the spline shaft 311 to rotate.

[0044] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention to solve the problems raised in the above background technology.

Claims

1. A bearing inner ring polishing device, comprising a workbench (1) and a polishing wheel (2) arranged above the workbench (1), characterized in that: The surface of the workbench (1) is provided with a polishing component (3); The polishing assembly (3) comprises a movable disk (31) arranged above the workbench (1), the upper surface of the movable disk (31) is rotatably connected to a fixed disk (32), a motor (36) is installed inside the workbench (1), a rotating rod (37) is installed at the output end of the motor (36), and the polishing wheel (2) is fixed to the top of the rotating rod (37), the surface of the rotating rod (37) is fixedly connected to a toothed ring (38), and the surface of the toothed ring (38) is meshingly connected to A bevel gear (39), a sleeve rod (310) is fixedly connected to one side of the surface of the bevel gear (39), a spline shaft (311) is arranged inside the sleeve rod (310), a driving gear (312) is fixedly connected to one end of the spline shaft (311) away from the bevel gear (39), a second gear ring (313) is fixedly connected to the side of the surface of the fixed plate (32) close to the driving gear (312), and the driving gear (312) and the second gear ring (313) are meshingly connected.

2. The bearing inner ring polishing device according to claim 1, characterized in that: The sleeve rod (310) is fixed to the upper surface of the workbench (1) via a bearing seat A, and the spline shaft (311) is fixed to the surface of the movable plate (31) via a bearing seat B.

3. The bearing inner ring polishing device according to claim 1, characterized in that: The inner groove of the sleeve rod (310) matches the spline shaft (311), and the spline shaft (311) is slidably connected inside the sleeve rod (310).

4. The bearing inner ring polishing device according to claim 3, characterized in that: A screw rod (33) is rotatably connected inside the workbench (1), a slider (34) is screwed on the surface of the screw rod (33), and the slider (34) is fixedly connected to the movable plate (31). A movable groove is provided on the surface of the movable plate (31) near the motor (36), and one end of the screw rod (33) passes through the interior of the workbench (1) and is fixedly connected to a handle arranged on the outside of the workbench (1).

5. The bearing inner ring polishing device according to claim 4, characterized in that: The bottom surface of the movable plate (31) is symmetrically fixedly connected with two groups of sliding blocks (35) arranged parallel to the screw rod (33), and the movable plate (31) is slidably connected to the surface of the workbench (1) through the sliding blocks (35).

6. The bearing inner ring polishing device according to claim 1, characterized in that: A positioning assembly (4) is provided on the surface of the fixed disk (32), and the positioning assembly (4) comprises three groups of fixed blocks (41) fixedly connected to the surface of the fixed disk (32) and arranged in a ring array, a sliding block (44) is rotatably connected inside the fixed block (41), a screw rod (43) is screwed on the surface of the sliding block (44), and the screw rod (43) is slidably connected inside the fixed block (41), and a clamping block (42) is fixedly connected to the top end of the screw rod (43).

7. The bearing inner ring polishing device according to claim 6, characterized in that: Adjacent sides of the clamping block (42) are fixedly connected with rubber pads.

Images