Bearing convenient to disassemble and assemble

Abstract

The utility model provides a bearing convenient to disassemble and assemble, and particularly relates to the technical field of bearings, the bearing convenient to disassemble and assemble comprises an inner ring, an outer ring and a ball, a first arc-shaped groove is formed in the outer side of the inner ring, when the bearing convenient to disassemble and assemble is installed, the inner ring is attached to the outer ring, then the ball is placed between the first arc-shaped groove and a second arc-shaped groove, and then the inner ring is centered and reset; then the second retainer is attached to the outer side of the ball from one side of the inner ring, the second insertion column at one end of the first insertion column on the first retainer is inserted into the first insertion hole, and the diameter of the port of the first insertion hole is larger than that of one end of the second insertion column, so that butt joint is more convenient, and the second insertion column is continuously inserted into and enters the second insertion hole; the elastic piece and the protruding block can be compressed in the inserting process, the second inserting column is continuously inserted till one end of the second inserting column is exposed out of the second inserting hole, the elastic piece rebounds, and therefore limiting and fixing are achieved, the protruding block is clamped into the groove, secondary limiting is conducted, and disassembly and assembly of the bearing are completed.

Description

Technical Field

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

[0002] Bearings are an important component in contemporary mechanical equipment. Their main function is to support mechanical rotating bodies, reduce the friction coefficient during their movement, and ensure their rotation accuracy. At present, bearings on the market are generally composed of an inner ring, an outer ring and a ball placed in the middle. The ball is generally riveted together with two retaining frames to limit its position. This makes it more troublesome to disassemble and assemble the ball, and it is inconvenient to remove the retaining frame. Utility Model Content

[0003] The purpose of the utility model is to provide a bearing that is easy to disassemble and assemble, so as to solve the problem mentioned in the above background technology that the bearings on the market are generally composed of an inner ring, an outer ring and a ball placed in the middle, and the ball is generally limited by riveting two retaining frames, which makes it troublesome to disassemble and assemble the ball and inconvenient to remove the retaining frame.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bearing that is easy to disassemble and assemble, comprising an inner ring, an outer ring and a ball, the outer side of the inner ring is provided with a first arc groove, the inner side of the outer ring is provided with a second arc groove, a ball is arranged between the inner ring and the outer ring, a first retaining frame is provided on the outer side of the ball, a second retaining frame is provided on the outer side of the ball, a first plug post is fixedly connected to the bottom of the first retaining frame, a second plug post is fixedly connected to one end of the first plug post, a protrusion is fixedly connected to the outer side of the second plug post, spring sheets are fixedly connected to both sides of the second plug post, a fixing block is fixedly connected to the bottom of the second retaining frame, a first plug hole is provided on the top of the fixing block, a second plug hole is provided on the bottom of the fixing block, and a groove is provided on the inner cavity side wall of the second plug hole.

[0005] Preferably, the ball is arranged between the first arc-shaped groove and the second arc-shaped groove.

[0006] Preferably, the connection between the first plug post and the second plug post is an arc surface.

[0007] Preferably, two spring pieces are provided, the outer wall of the protrusion is matched with the inner wall of the groove, and the protrusion is made of rubber.

[0008] Preferably, the outer wall of the first plug post fits with the inner wall of the first plug hole, and the outer wall of the second plug post fits with the inner wall of the second plug hole.

[0009] Preferably, a pull rod is fixedly connected to the top of the first retaining frame.

[0010] Compared with the prior art, the beneficial effect of the utility model is that the bearing which is easy to disassemble and assemble is installed by fitting the inner ring to the outer ring, and then placing the ball between the first arc groove and the second arc groove, and then resetting the inner ring to the center, thereby completing the installation of the ball, and then fitting the second retaining frame to the outer side of the ball from one side of the inner ring, and then inserting the second plug post at one end of the first plug post on the first retaining frame into the first plug hole, and the port diameter of the first plug hole is larger than the diameter of one end of the second plug post, which is more convenient for docking, and the second plug post is continuously inserted into the second plug hole, and the spring sheet and the protrusion will be compressed during the insertion process, and the second plug post is continuously inserted until one end of the second plug post leaks out of the second plug hole, and the spring sheet rebounds, thereby limiting and fixing, and the protrusion is stuck in the groove for secondary limiting, so that the disassembly and assembly of the bearing is completed, and when the ball needs to be replaced, it is only necessary to pull the pull rod and compress the spring sheet again, and the first plug post and the second plug post are separated from the first plug hole and the second plug hole, thereby separating the first retaining frame and the second retaining frame, so that the ball can be removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure in which the first arc groove and the second arc groove cooperate with each other in the utility model;

[0013] Figure 3 This is a schematic diagram of the structure in which the first retaining frame and the second retaining frame cooperate with each other in the utility model;

[0014] Figure 4 This is a schematic diagram of the structure in which the first plug post and the second plug post cooperate with each other in the utility model;

[0015] Figure 5 This is a schematic diagram of the structure in which the first plug post and the fixing block cooperate with each other in the utility model.

[0016] In the figure: 1, inner ring; 2, first arc groove; 3, outer ring; 4, second arc groove; 5, ball; 6, first retaining frame; 7, second retaining frame; 8, first plug post; 9, second plug post; 10, bump; 11, spring piece; 12, fixing block; 13, first socket; 14, second socket; 15, groove; 16, pull rod. DETAILED DESCRIPTION

[0017] 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.

[0018] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0019] Example

[0020] See also Figure 1-5 The utility model discloses a bearing which is easy to disassemble and assemble: it comprises an inner ring 1, an outer ring 3 and a ball 5, a first arc groove 2 is provided on the outer side of the inner ring 1, a second arc groove 4 is provided on the inner side of the outer ring 3, a ball 5 is arranged between the inner ring 1 and the outer ring 3, a first retaining frame 6 is provided on the outer side of the ball 5, a second retaining frame 7 is provided on the outer side of the ball 5, a first plug post 8 is fixedly connected to the bottom of the first retaining frame 6, a second plug post 9 is fixedly connected to one end of the first plug post 8, a protrusion 10 is fixedly connected to the outer side of the second plug post 9, and spring pieces 11 are fixedly connected to the two sides of the second plug post 9, a fixing block 12 is fixedly connected to the bottom of the second retaining frame 7, a first plug hole 13 is provided on the top of the fixing block 12, a second plug hole 14 is provided on the bottom of the fixing block 12, and a groove 15 is provided on the inner cavity side wall of the second plug hole 14. During installation, the inner ring 1 is fitted against the outer ring 3, and then the ball 5 is placed between the first arc groove 2 and the second arc groove 4, and then the inner ring 1 is fixedly connected to the outer ring 3. The second pin 9 is continuously inserted into the second hole 14, and the spring sheet 11 and the protrusion 10 are compressed during the insertion process. The second pin 9 is continuously inserted until one end of the second pin 9 leaks out of the second hole 14, and the spring sheet 11 rebounds, thereby limiting and fixing the position, and the protrusion 10 is stuck in the groove 15 for secondary limiting. In this way, the disassembly and assembly of the bearing is completed. When the ball 5 needs to be replaced, only the pull rod 16 needs to be pulled to compress the spring sheet 11 again, and the first pin 8 and the second pin 9 are disengaged from the first hole 13 and the second hole 14, thereby separating the first holder 6 and the second holder 7, and the ball 5 can be removed.

[0021] In order to facilitate fixing the spacing between the balls 5 , the balls 5 are arranged between the first arc groove 2 and the second arc groove 4 .

[0022] In order to facilitate fixing the spacing between the balls 5 , the connection between the first plug post 8 and the second plug post 9 is arranged as an arc surface.

[0023] In order to conveniently fix the spacing between the balls 5 , two spring pieces 11 are provided. The outer wall of the protrusion 10 is matched with the inner wall of the groove 15 , and the protrusion 10 is made of rubber.

[0024] In order to facilitate fixing the spacing between the balls 5 , the outer wall of the first plug post 8 fits with the inner wall of the first plug hole 13 , and the outer wall of the second plug post 9 fits with the inner wall of the second plug hole 14 .

[0025] In order to facilitate the disassembly and assembly of the bearing, a pull rod 16 is fixedly connected to the top of the first retaining frame 6 .

[0026] Working principle: During installation, fit the inner ring 1 to the outer ring 3, then place the ball 5 between the first arc groove 2 and the second arc groove 4, then reset the inner ring 1 to the center, thereby completing the installation of the ball 5, then fit the second retainer 7 to the outside of the ball 5 from the side of the inner ring 1, and then insert the second plug 9 at one end of the first plug 8 on the first retainer 6 into the first socket 13, and the port diameter of the first socket 13 is larger than the diameter of one end of the second plug 9, which is more convenient for docking, and the second plug 9 continues to be inserted into the second socket 14 and inserted During the process, the spring piece 11 and the protrusion 10 will be compressed, and the second pin 9 will continue to be inserted until one end of the second pin 9 leaks out of the second socket 14, and the spring piece 11 rebounds to limit and fix it, and the protrusion 10 is stuck in the groove 15 for secondary limiting. In this way, the disassembly and assembly of the bearing is completed. When the ball 5 needs to be replaced, it is only necessary to pull the pull rod 16 to compress the spring piece 11 again, and the first pin 8 and the second pin 9 will be disengaged from the first socket 13 and the second socket 14, thereby separating the first retaining frame 6 and the second retaining frame 7, so that the ball 5 can be removed.

[0027] 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 implementation rules 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 bearing that is easy to assemble and disassemble, comprising an inner ring (1), an outer ring (3) and balls (5), characterized in that: The outer side of the inner ring (1) is provided with a first arc groove (2), the inner side of the outer ring (3) is provided with a second arc groove (4), a ball (5) is arranged between the inner ring (1) and the outer ring (3), a first retaining frame (6) is arranged on the outer side of the ball (5), a second retaining frame (7) is arranged on the outer side of the ball (5), a first plug post (8) is fixedly connected to the bottom of the first retaining frame (6), a second plug post (9) is fixedly connected to one end of the first plug post (8), a protrusion (10) is fixedly connected to the outer side of the second plug post (9), spring sheets (11) are fixedly connected to both sides of the second plug post (9), a fixing block (12) is fixedly connected to the bottom of the second retaining frame (7), a first insertion hole (13) is arranged on the top of the fixing block (12), a second insertion hole (14) is arranged on the bottom of the fixing block (12), and a groove (15) is arranged on the inner cavity side wall of the second insertion hole (14).

2. A bearing that is easy to disassemble and assemble according to claim 1, characterized in that: The rolling ball (5) is arranged between the first arc-shaped groove (2) and the second arc-shaped groove (4).

3. The bearing that is easy to disassemble and assemble according to claim 1, characterized in that: The connection between the first plug post (8) and the second plug post (9) is arranged in an arc surface.

4. The bearing that is easy to disassemble and assemble according to claim 1, characterized in that: Two spring pieces (11) are provided, the outer wall of the protrusion (10) is matched with the inner wall of the groove (15), and the protrusion (10) is made of rubber material.

5. The bearing that is easy to disassemble and assemble according to claim 1, characterized in that: The outer wall of the first plug post (8) fits with the inner wall of the first plug hole (13), and the outer wall of the second plug post (9) fits with the inner wall of the second plug hole (14).

6. The bearing that is easy to disassemble and assemble according to claim 1, characterized in that: A pull rod (16) is fixedly connected to the top of the first retaining frame (6).

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