Thin-wall bearing

Abstract

The utility model relates to the technical field of thin-wall bearings, and discloses a thin-wall bearing which comprises an inner ring, an outer ring is sleeved on the outer side of the inner ring, balls are connected between the outer ring and the inner ring, a retainer is connected on the outer side of the balls, the retainer is located between the outer ring and the inner ring, baffles are rotatably connected on the inner side of the inner ring and the outer side of the outer ring, and the inner ring and the outer ring are connected with a bearing. A dustproof cover is slidably connected to one side of the baffle, the dustproof cover is slidably connected with the inner ring and the outer ring, a clamping plate is slidably connected to the interior of the dustproof cover, one end of the clamping plate penetrates into the baffle, and a fixing mechanism is fixedly connected to one side of the clamping plate; the thin-wall bearing disassembly tool solves the problems that an existing thin-wall bearing needs to be disassembled by using professional tools such as flat nose pliers or flat nose pliers to clamp the edge of a dustproof cover, then the pliers are lightly knocked by using a rubber hammer to loosen the dustproof cover, then the dustproof cover is disassembled, and the bearing is possibly damaged due to improper operation if an unskilled worker is used.

Description

Technical Field

[0001] The utility model relates to the technical field of thin-wall bearings, in particular to a thin-wall bearing. Background Art

[0002] Thin-walled bearings are a common mechanical part, widely used in industrial manufacturing and household appliances. It has the characteristics of relatively large outer diameter and thin wall thickness, and can withstand radial and axial loads. The main structure of thin-walled bearings includes inner ring, outer ring, rolling element (steel ball or roller) and cage. Thin-walled bearings have the advantages of high precision, high rigidity, low friction and long life. Its manufacturing process adopts advanced processing equipment and manufacturing technology to ensure the precision and quality of each bearing. This high-precision feature makes thin-walled bearings widely used in many high-precision and high-demand mechanical systems. At the same time, the thin-walled structure of thin-walled bearings makes them have high rigidity and can withstand large axial and radial loads.

[0003] Existing thin-walled bearings need to be disassembled using professional tools, such as flat-nosed pliers or flat-nosed pliers to clamp the edge of the dust cover, and then use a rubber hammer to gently tap the pliers to loosen the dust cover. After that, the dust cover is removed. If the worker is an unskilled worker, the bearing may be damaged due to improper operation. Utility Model Content

[0004] The utility model provides a thin-walled bearing, which has the beneficial effect of being easy to disassemble, and solves the problem mentioned in the above background technology that the existing thin-walled bearing disassembly needs to use professional tools, such as flat-nosed pliers or flat-nosed pliers to clamp the edge of the dust cover, and then use a rubber hammer to gently knock the pliers to loosen the dust cover, and then remove the dust cover, and if the worker is an unskilled worker, the bearing may be damaged due to improper operation.

[0005] The utility model provides the following technical solution: a thin-walled bearing, comprising an inner ring, an outer ring is sleeved on the outer side of the inner ring, balls are connected between the outer ring and the inner ring, a retainer is connected to the outer side of the ball, the retainer is located between the outer ring and the inner ring, the inner side of the inner ring and the outer side of the outer ring are both rotatably connected to a baffle, one side of the baffle is slidably connected to a dust cover, the dust cover is slidably connected to the inner ring and the outer ring, the inside of the dust cover is slidably connected to a clamping plate, one end of the clamping plate passes through the interior of the baffle, and one side of the clamping plate is fixedly connected to a fixing mechanism.

[0006] As an optional solution of the thin-walled bearing of the utility model, the fixing mechanism includes a spring, one end of the spring is fixedly connected to the inner wall of the dust cover, and the top of the dust cover is rotatably connected to a connecting rod.

[0007] As an optional solution for the thin-walled bearing of the utility model, the bottom of the connecting rod is fixedly connected to a transmission plate, one side of the transmission plate is slidably connected to a top plate, and the bottom of the top plate is fixedly connected to a clamping plate.

[0008] As an optional solution of the thin-walled bearing of the utility model, wherein: the outer side of the connecting rod is rotatably connected with a fixed block, and the fixed block is fixedly connected to the dust cover.

[0009] As an optional solution for the thin-walled bearing of the utility model, a limit plate is arranged inside the spring, one end of the limit plate is fixedly connected to the inner wall of the dust cover, and the other end of the limit plate passes through the interior of the clamping plate.

[0010] As an optional solution for the thin-walled bearing of the utility model, a limiting groove is provided at the end of the clamping plate, and the limiting groove is clearance-matched with the limiting plate.

[0011] As an optional solution of the thin-walled bearing of the utility model, the baffle is arranged in an annular shape, and a clamping groove is opened on the side wall of the baffle, and the clamping groove is clearance-matched with the clamping plate.

[0012] As an optional solution of the thin-walled bearing of the utility model, wherein: the top of the top plate is fixedly connected with a pressure plate, and the bottom of the pressure plate is slidably connected with a transmission plate.

[0013] The utility model has the following beneficial effects:

[0014] 1. The thin-walled bearing is provided with a dust cover and a fixing mechanism. When the thin-walled bearing is regularly maintained, the dust cover needs to be removed. At this time, the connecting rod can be rotated by a screwdriver to make the connecting rod drive the transmission plate at the bottom to rotate. After the transmission plate rotates, the top plate is pushed to move to the side away from the baffle. The top plate drives the clamping plate to move to the side away from the baffle. After the clamping plate leaves the baffle, the dust cover can be taken out upward from the connection between the inner ring and the outer ring to complete the removal of the dust cover, thereby improving the efficiency of maintaining the thin-walled bearing.

[0015] 2. The thin-walled bearing is provided with a pressure plate, which plays a limiting role at the top of the top plate. When the top plate moves left and right, the pressure plate can play a limiting role at the top of the top plate to prevent the top plate from shaking after moving and causing movement jamming. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] Figure 2 It is a structural schematic diagram of the ball and the retainer of the utility model.

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the inner ring and the outer ring of the utility model.

[0019] Figure 4 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0020] In the figure: 1. inner ring; 2. outer ring; 3. ball; 4. retainer; 5. baffle; 6. dust cover; 7. clamping plate; 801. spring; 802. connecting rod; 803. transmission plate; 804. top plate; 9. fixing block; 10. limit plate; 11. limit groove; 12. clamping groove; 13. pressure plate. DETAILED DESCRIPTION

[0021] 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.

[0022] Embodiment 1

[0023] See also Figures 1 to 4 A thin-walled bearing comprises an inner ring 1, an outer ring 2 is sleeved on the outer side of the inner ring 1, balls 3 are connected between the outer ring 2 and the inner ring 1, retainers 4 are connected to the outer side of the balls 3, there are several balls 3, several balls 3 are connected through retainers 4, retainers 4 are located between the outer ring 2 and the inner ring 1, baffles 5 are rotatably connected to the inner side of the inner ring 1 and the outer side of the outer ring 2, a dust cover 6 is slidably connected to one side of the baffle 5, there are two dust covers 6, the two dust covers 6 are symmetrically arranged between the inner ring 1 and the outer ring 2, the dust covers 6 are slidably connected to the inner ring 1 and the outer ring 2, a clamping plate 7 is slidably connected to the inside of the dust cover 6, one end of the clamping plate 7 passes through the inside of the baffle 5, and a fixing mechanism is fixedly connected to one side of the clamping plate 7.

[0024] The fixing mechanism includes a spring 801, one end of which is fixedly connected to the inner wall of the dust cover 6. The top of the dust cover 6 is rotatably connected to a connecting rod 802. There are several connecting rods 802, and the several connecting rods 802 are equidistantly arranged in a ring shape. A cross opening is opened on the top of the connecting rod 802.

[0025] The bottom of the connecting rod 802 is fixedly connected with a transmission plate 803 , which is arranged in a rectangular shape. One side of the transmission plate 803 is slidably connected with a top plate 804 , and the bottom of the top plate 804 is fixedly connected with the clamping plate 7 .

[0026] The working principle of this embodiment: when performing regular maintenance on the thin-walled bearing, it is necessary to remove the dust cover 6. At this time, the connecting rod 802 can be rotated by a screwdriver to make the connecting rod 802 drive the transmission plate 803 at the bottom to rotate. After the transmission plate 803 rotates, it pushes the top plate 804 to move to the side away from the baffle 5. The top plate 804 drives the clamping plate 7 to move to the side away from the baffle 5. After the clamping plate 7 leaves the baffle 5, the dust cover 6 can be taken out upward from the connection between the inner ring 1 and the outer ring 2 to complete the removal of the dust cover 6, thereby improving the efficiency of maintaining the thin-walled bearing.

[0027] Embodiment 2

[0028] This embodiment is an improvement made on the basis of the first embodiment. For details, please refer to Figures 1 to 4 The outer side of the connecting rod is rotatably connected with a fixing block 9, and the fixing block 9 is fixedly connected to the dust cover 6.

[0029] By providing the fixing block 9, the fixing block 9 plays a limiting role on the outer side of the connecting rod 802, thereby preventing the connecting rod 802 from shaking up and down and shifting when rotating.

[0030] A limit plate 10 is disposed inside the spring 801 , one end of the limit plate 10 is fixedly connected to the inner wall of the dust cover 6 , and the other end of the limit plate 10 penetrates into the interior of the clamping plate 7 .

[0031] By setting the limiting plate 10, the limiting plate 10 plays a supporting role inside the spring 801, thereby preventing the spring 801 from being completely deformed after long-term use.

[0032] A limiting groove 11 is formed at the end of the clamping plate 7 , and the limiting groove 11 is clearance-matched with the limiting plate 10 .

[0033] By providing the limiting groove 11, the limiting plate 10 cooperates with the limiting groove 11 to limit the movement of the clamping plate 7, thereby preventing the clamping plate 7 from shaking and shifting after movement.

[0034] The baffle plate 5 is arranged in an annular shape, and a clamping groove 12 is formed on the side wall of the baffle plate 5 . The clamping groove 12 is clearance-matched with the clamping plate 7 .

[0035] By providing the clamping groove 12 , the baffle 5 and the dust cover 6 can be connected after the clamping groove 12 cooperates with the clamping plate 7 , so that the dust cover 6 can be installed and removed through the clamping plate 7 .

[0036] The top of the top plate 804 is fixedly connected to the pressing plate 13 , and the bottom of the pressing plate 13 is slidably connected to the transmission plate 803 .

[0037] By setting the pressure plate 13, the pressure plate 13 plays a limiting role on the top of the top plate 804. When the top plate 804 moves left and right, the pressure plate 13 can play a limiting role on the top of the top plate 804 to prevent the top plate 804 from shaking after moving and causing movement jamming.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A thin-walled bearing comprising an inner ring (1), Features: The outer side of the inner ring (1) is sleeved with an outer ring (2), a ball (3) is connected between the outer ring (2) and the inner ring (1), a retainer (4) is connected to the outer side of the ball (3), and the retainer (4) is located between the outer ring (2) and the inner ring (1), the inner side of the inner ring (1) and the outer side of the outer ring (2) are both rotatably connected with a baffle (5), one side of the baffle (5) is slidably connected with a dust cover (6), the dust cover (6) is slidably connected to the inner ring (1) and the outer ring (2), the inside of the dust cover (6) is slidably connected with a clamping plate (7), one end of the clamping plate (7) passes through the inside of the baffle (5), and one side of the clamping plate (7) is fixedly connected with a fixing mechanism.

2. The thin-walled bearing according to claim 1, Features: The fixing mechanism comprises a spring (801), one end of the spring (801) is fixedly connected to the inner wall of the dust cover (6), and the top of the dust cover (6) is rotatably connected to a connecting rod (802).

3. The thin-walled bearing according to claim 2, Features: The bottom of the connecting rod (802) is fixedly connected to a transmission plate (803), one side of the transmission plate (803) is slidably connected to a top plate (804), and the bottom of the top plate (804) is fixedly connected to a clamping plate (7).

4. The thin-walled bearing according to claim 2, Features: The outer side of the connecting rod (802) is rotatably connected to a fixing block (9), and the fixing block (9) is fixedly connected to the dust cover (6).

5. The thin-walled bearing according to claim 2, Features: A limiting plate (10) is arranged inside the spring (801), one end of the limiting plate (10) is fixedly connected to the inner wall of the dust cover (6), and the other end of the limiting plate (10) passes through the interior of the clamping plate (7).

6. The thin-walled bearing according to claim 1, Features: A limiting groove (11) is provided at the end of the clamping plate (7), and the limiting groove (11) is clearance-matched with the limiting plate (10).

7. The thin-walled bearing according to claim 1, Features: The baffle plate (5) is arranged in an annular shape, and a clamping groove (12) is provided on the side wall of the baffle plate (5), and the clamping groove (12) is clearance-matched with the clamping plate (7).

8. The thin-walled bearing according to claim 3, Features: The top of the top plate (804) is fixedly connected to a pressing plate (13), and the bottom of the pressing plate (13) is slidably connected to the transmission plate (803).

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