Roller bearing convenient to disassemble and assemble

Abstract

The roller bearing comprises an outer ring, rollers are arranged on the inner wall of the outer ring in a surrounding mode, an inner ring is arranged between the rollers and located in the center of the outer ring, and a retainer A and a retainer B are arranged on the two sides of the inner ring in a clamped mode respectively. Through the designed components such as the retainer A, the retainer B, the sleeve frame A, the sleeve frame B and the connecting component, a worker can quickly complete disassembly and assembly of all accessories of the bearing, the sleeve frame A and the sleeve frame B only need to be pulled towards the two sides, the connecting rod is pulled out from the interior of the connecting groove, at the moment, fixation of the retainer A and the retainer B is relieved, the retainer A and the retainer B can be easily disassembled, and the disassembly and assembly efficiency is improved. The inner ring and the roller can also be easily disassembled, the whole process does not need external auxiliary tools, disassembly can be completed by hands, convenience is provided for personnel, and the bearing is not prone to being damaged in the disassembly process.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearings, and in particular relates to a roller bearing which is easy to disassemble and assemble. Background Art

[0002] Roller bearings are a type of rolling bearings and are one of the most widely used components in modern machinery. They rely on rolling contact between the main components to support rotating parts. Most roller bearings are now standardized. Roller bearings have the advantages of small starting torque, high rotation accuracy, and easy selection.

[0003] During long-term use, roller bearings will inevitably wear out inside, and they need to be disassembled regularly for replacement and maintenance. However, existing bearings are not convenient to disassemble. The accessories used to fix the various components of the bearings are small in size, and it is troublesome to disassemble and assemble them. They often need to be hammered or pried with external tools, which can easily damage the bearings. Therefore, a new bearing needs to be designed to solve this problem. Utility Model Content

[0004] The utility model aims to provide a roller bearing which is easy to disassemble and assemble, so as to solve the problem that the existing bearings mentioned in the above background technology are inconvenient to disassemble and assemble and are easy to be damaged during disassembly and assembly.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a roller bearing that is easy to disassemble and assemble, comprising an outer ring, the inner wall of the outer ring is surrounded by rollers, an inner ring is arranged between the rollers and located at the center of the outer ring, retaining frames A and retaining frames B are clamped on both sides of the inner ring, a sleeve A is abutted on the outer side of the retaining frame A, and a sleeve B is abutted on the outer side of the retaining frame B, a connecting component is arranged between the edge of the sleeve A and the edge of the sleeve B, the connecting component comprises a clamping strip, a connecting rod and a connecting groove, the clamping strip is fixed to the edge surface of the sleeve A facing the sleeve B, the connecting groove is provided inside the clamping strip, the connecting rod is fixed to the edge surface of the sleeve B facing the sleeve A, and the connecting rod is inserted into the inside of the connecting groove, a protrusion is fixed on the surface of the connecting rod, and a groove embedded with the protrusion is provided on the inner wall of the connecting groove.

[0006] Preferably, a rolling groove is formed on the inner wall of the outer ring, and the roller is rotatably mounted inside the rolling groove.

[0007] Preferably, a supporting edge is fixed to a side of the inner ring close to the retaining frame A, and the supporting edge abuts against one side of the roller.

[0008] Preferably, extrusion rings are fixed to the inner surfaces of the sleeve A and the sleeve B, and the extrusion rings are in extrusion contact with the retaining frame A and the retaining frame B respectively.

[0009] Preferably, the connection assembly further comprises a slot, the slot is provided on the outer edge surface of the outer ring, and the inner side of the clamping strip is clamped into the interior of the slot.

[0010] Preferably, a reinforcement component is provided between the sleeve B and the outer ring, and the reinforcement component includes a threaded pile, a through hole and a threaded ring. The threaded pile is fixed to the surface of the outer ring close to the sleeve B and penetrates the through hole opened on the sleeve B. The threaded ring is threadedly connected to the threaded pile.

[0011] Preferably, the reinforcement component further comprises a rotary handle, and the rotary handle is symmetrically fixed on the surface of the thread ring.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] Through the designed components such as retainer A, retainer B, sleeve A, sleeve B and connecting components, personnel can quickly complete the disassembly and assembly of the bearing accessories. They only need to pull sleeve A and sleeve B to both sides and pull out the connecting rod from the inside of the connecting groove. At this time, the fixation of retainer A and retainer B is released, and the two can be easily disassembled, and the inner ring and roller can also be easily removed. The whole process does not require the aid of external auxiliary tools, and the disassembly can be completed by hand, which provides convenience for personnel and is not easy to damage the bearing during disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front cross-sectional view of the utility model;

[0015] Figure 2 For this utility model Figure 1 A partial enlarged view of area A in the middle;

[0016] Figure 3 For this utility model Figure 1 A partial enlarged view of area B in the middle;

[0017] Figure 4 For this utility model Figure 1 A magnified schematic diagram of the reinforcement component;

[0018] In the figure: 100, outer ring; 200, roller; 300, inner ring; 400, retainer A; 500, retainer B; 600, sleeve A; 700, sleeve B; 800, connecting assembly; 801, clamping strip; 802, clamping groove; 803, connecting rod; 804, connecting groove; 900, reinforcement assembly; 901, threaded pile; 902, through hole; 903, threaded ring; 904, rotary handle; 1000, rolling groove; 1100, supporting edge; 1200, extrusion ring. 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 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.

[0020] Example

[0021] See also Figures 1 to 4 , is an embodiment of the utility model, and this embodiment provides a technical solution: a roller bearing that is easy to disassemble and assemble, including an outer ring 100, a plurality of rollers 200 are arranged around the inner wall of the outer ring 100, and the rollers 200 can rotate freely. An inner ring 300 is arranged at the center of the outer ring 100 between the plurality of rollers 200, and the outer surface of the inner ring 300 is rollingly fitted with the outer surface of each roller 200, and the two can roll between them, and retainers A are clamped on both sides of the inner ring 300 The inner ring 300 is clamped on both sides of the inner ring 300 by the retaining frame A400 and the retaining frame B500. The retaining frame A400 and the retaining frame B500 are clamped on both sides of the inner ring 300 respectively. The outer side of the retaining frame A400 is provided with a sleeve A600 to limit the retaining frame A400. The outer side of the retaining frame B500 is provided with a sleeve B700 to limit the retaining frame B500. A connecting component 800 is provided between the edge of the sleeve A600 and the edge of the sleeve B700. The connecting component 800 can connect the sleeve A600 and the sleeve B70. 0 are connected, the connection assembly 800 includes a clamping strip 801, a connecting rod 803 and a connecting groove 804, the clamping strip 801 is fixed on the edge surface of the sleeve A600 facing the sleeve B700, and there are multiple connecting grooves 804, the connecting rod 803 is fixed on the edge surface of the sleeve B700 facing the sleeve A600, and the connecting rod 803 is inserted into the connecting groove 804 to complete the positioning connection between the sleeve A600 and the sleeve B700, and the connecting rod 803 is inserted into the connecting groove 804 to complete the positioning connection between the sleeve A600 and the sleeve B700. 03 is fixed with a protrusion on the surface, and the inner wall of the connecting groove 804 is provided with a groove embedded with the protrusion, which completely fixes the sleeve A600 and the sleeve B700. The surfaces of the protrusion and the groove are both arc-shaped, so if the two are pulled hard, they will be displaced. If they need to be disassembled, just push the sleeve A600 and the sleeve B700 to both sides with force, and pull the connecting rod 803 out of the inside of the connecting groove 804, then the sleeve A600 and the sleeve B700 can be disassembled, and the remaining accessories can be easily removed.

[0022] In this embodiment, preferably, a rolling groove 1000 is opened on the inner wall of the outer ring 100, and the roller 200 is rotatably installed inside the rolling groove 1000, and the roller 200 is limited to a certain extent to ensure its stability. A supporting edge 1100 is fixed on the side of the inner ring 300 close to the retaining frame A400, and the supporting edge 1100 is abutted against one side of the roller 200, thereby improving the connection stability between the inner ring 300 and the roller 200. Extrusion rings 1200 are fixed to the inner surfaces of the sleeve A600 and the sleeve B700, and the extrusion rings 1200 on both sides are respectively in extrusion contact with the retaining frame A400 and the retaining frame B500, thereby improving the clamping stability of the sleeve A600 and the sleeve B700 on the retaining frame A400 and the retaining frame B500 respectively.

[0023] In this embodiment, preferably, the connecting component 800 also includes a slot 802, which is opened on the outer edge surface of the outer ring 100, and the inner side of the clamping strip 801 is inserted into the inside of the slot 802 for positioning, which is more conducive to putting the sleeve A600 on the surface of the outer ring 100.

[0024] In this embodiment, preferably, a reinforcement component 900 is provided between the sleeve B700 and the outer ring 100, and the sleeve A600 and the sleeve B700 can be reinforced for a second time. The reinforcement component 900 includes a threaded pile 901, a through hole 902 and a threaded ring 903. The threaded pile 901 is fixed on the surface of the outer ring 100 close to the sleeve B700 and penetrates the through hole 902 provided on the sleeve B700. The threaded ring 903 is threadedly connected to the threaded pile 901. By tightening the threaded ring 903, the stability of the sleeve B700 on the outer ring 100 can be improved, thereby ensuring the stable installation of the sleeve A600 and the sleeve B700. The reinforcement component 900 also includes a rotary handle 904, which is symmetrically fixed on the surface of the threaded ring 903 to facilitate the rotation of the threaded ring 903.

[0025] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roller bearing that is easy to disassemble and assemble, comprising an outer ring (100), characterized in that: The inner wall of the outer ring (100) is surrounded by rollers (200), an inner ring (300) is arranged between the rollers (200) and located at the center of the outer ring (100), a retainer A (400) and a retainer B (500) are clamped on both sides of the inner ring (300), a sleeve A (600) is abutted on the outer side of the retainer A (400), and a sleeve B (700) is abutted on the outer side of the retainer B (500), and a connecting component (800) is arranged between the edge of the sleeve A (600) and the edge of the sleeve B (700), and the connecting component The component (800) includes a clamping strip (801), a connecting rod (803) and a connecting groove (804), wherein the clamping strip (801) is fixed on the edge surface of the sleeve A (600) facing the sleeve B (700), and the connecting groove (804) is provided inside the clamping strip (801), and the connecting rod (803) is fixed on the edge surface of the sleeve B (700) facing the sleeve A (600), and the connecting rod (803) is inserted into the inside of the connecting groove (804), a protrusion is fixed on the surface of the connecting rod (803), and a groove embedded in the protrusion is provided on the inner wall of the connecting groove (804).

2. The roller bearing that is easy to assemble and disassemble according to claim 1, characterized in that: The inner wall of the outer ring (100) is provided with a rolling groove (1000), and the roller (200) is rotatably mounted inside the rolling groove (1000).

3. The roller bearing that is easy to assemble and disassemble according to claim 1, characterized in that: A support edge (1100) is fixed to one side of the inner ring (300) close to the retaining frame A (400), and the support edge (1100) abuts against one side of the roller (200).

4. The roller bearing that is easy to disassemble and assemble according to claim 1, characterized in that: Extrusion rings (1200) are fixed to the inner surfaces of the sleeve A (600) and the sleeve B (700), and the extrusion rings (1200) are in extrusion contact with the retaining frame A (400) and the retaining frame B (500) respectively.

5. The roller bearing that is easy to assemble and disassemble according to claim 1, characterized in that: The connection assembly (800) further comprises a card slot (802), wherein the card slot (802) is provided on the outer edge surface of the outer ring (100), and the inner side of the card strip (801) is inserted into the inner side of the card slot (802).

6. The roller bearing that is easy to disassemble and assemble according to claim 1, characterized in that: A reinforcement component (900) is provided between the sleeve B (700) and the outer ring (100), and the reinforcement component (900) comprises a threaded pile (901), a through hole (902) and a threaded ring (903). The threaded pile (901) is fixed on the surface of the outer ring (100) close to the sleeve B (700) and passes through the through hole (902) provided on the sleeve B (700). The threaded ring (903) is threadedly connected to the threaded pile (901).

7. The roller bearing that is easy to assemble and disassemble according to claim 6, characterized in that: The reinforcement component (900) further comprises a rotating handle (904), and the rotating handle (904) is symmetrically fixed on the surface of the threaded ring (903).

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