CN213870743U

CN213870743U - Roller bearing

Info

Publication number: CN213870743U
Application number: CN202022699956.9U
Authority: CN
Inventors: 李辉
Original assignee: Xiangyang Xinghuo Automotive Bearings Co ltd
Current assignee: Xiangyang Xinghuo Automotive Bearings Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-03
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a roller bearing, which relates to the technical field of bearings, and comprises an inner ring, wherein screws are embedded in the inner ring, a rubber ring is embedded in the outer wall of the inner ring, a first spring is tightly attached to the outer wall of the rubber ring, a roller is rotatably connected to the upper surface of the inner ring, a connecting rod is embedded in the roller, a first hole is arranged on the outer wall of the roller, a third spring is fixedly connected to the inner part of the first hole, a ball is rotatably connected to the upper surface of the third spring, when the roller is clamped with an outer ring, the ball on the upper surface of the roller rotates along the outer wall of the outer ring to extrude the third spring in the second hole to generate tension, so that the friction force generated when the roller is clamped with the outer ring is reduced, when the roller enters the outer ring, the ball protrudes upwards through the tension of the third spring below, and the roller and the outer ring are fixed by being clamped with the second hole.

Description

Roller bearing

Technical Field

The utility model relates to a bearing technical field specifically is a roller bearing.

Background

A roller bearing is a bearing that rotates in circumferential contact with a plurality of rollers typically mounted on a cage. The roller bearing can achieve good precision and rigidity through pre-tightening. And the tapered inner ring can be used to adjust the working clearance of the bearing at will, and the solution can completely meet the requirement of zero clearance of the roller bearing of the printer.

The prior art has the following defects: the existing roller bearing generally achieves the rotating effect by wrapping the roller by the outer ring and the inner ring, but the roller is troublesome to install and disassemble in the process of integrating the outer ring and the inner ring, the existing roller bearing generally clamps the roller between the inner ring and the outer ring by using brute force, the roller is easy to wear, the metal in the roller bearing is easy to rust after the roller bearing is used for a long time, and the service life of the roller bearing is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller bearing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a roller bearing, includes the inner circle, the inside embedding of inner circle is provided with the screw, the outer wall embedding of inner circle is provided with the rubber circle, the outer wall of rubber circle closely laminates there is first spring, the upper surface of inner circle rotates and is connected with the roller, the inside embedding of roller is provided with the connecting rod, the end of connecting rod closely laminates there is the second spring, first hole has been seted up to the outer wall of roller, the inside fixedly connected with third spring in first hole, the upper surface of third spring rotates and is connected with the ball, the equal fixed ring of fixed mounting of the left and right sides face of roller, the upper surface of roller rotates and is connected with the outer lane, the outer wall of outer lane is seted up flutedly, the second hole has been seted up to the upper surface of recess.

Preferably, the inner ring is H-shaped, the upper surface of the inner ring is provided with a groove, and the width of the groove is larger than that of the roller.

Preferably, the diameter of the second hole is larger than that of the ball, and the ball is matched with the second hole.

Preferably, the inside of the roller is hollow, and the inside diameter of the roller is larger than the diameter of the connecting rod and the second spring.

Preferably, the outer wall of the fixing ring is provided with 10 holes, 10 corresponding connecting rods are arranged, and the diameter of each hole is larger than that of each connecting rod.

Preferably, the outer wall of the connecting rod is provided with a lantern ring, and the lantern ring is tightly attached to the outer wall of the fixing ring to fix the connecting rod.

Preferably, the number of the second holes is 11, the number of the rollers is 10, and 10 of the second holes are matched with the rollers.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a roller bearing, through first hole, the third spring, second hole and ball, during roller and outer lane joint, the ball of roller upper surface rotates along the outer wall of outer lane, the third spring in the extrusion second hole produces tension, the frictional force that produces when reducing roller and outer lane joint, when the roller gets into the outer lane, the ball is upwards protruding through the tension of below third spring, with second hole joint, fixed roller and outer lane, the second hole is provided with 11 ten balls that correspond, a remaining second hole, lubricating oil is lubricated to it between getting into inner circle and the roller through it, prevent to rust.

(2) The roller bearing comprises a fixing ring, a connecting rod and a second spring, wherein the roller is clamped on the fixing ring on the left and right, the connecting rod penetrates through the fixing ring, the inside of the roller is tightly attached to the second spring, the second spring is extruded to generate tension, the lantern ring fixing connecting rod on the outer wall of the connecting rod prevents the second spring from generating tension to push the connecting rod, and the connecting rod fixes the roller between the fixing ring and prevents dislocation of the roller.

(3) The utility model provides a roller bearing, through inner circle, screw, first spring and rubber circle, the rubber circle increases the frictional force of inner circle and pivot laminating, reduces the inner circle outer wall and scrapes the fish tail that bumps the production, and the screw inserts the inside of rubber circle, and fixed rubber circle prevents that the first spring of rubber circle outer wall from promoting the rubber circle, rotates through the screw, the dismantlement and the installation of the rubber circle of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the roller of the present invention;

FIG. 3 is a schematic view of the inner ring structure of the present invention;

FIG. 4 is a schematic view of the outer ring of the present invention;

in the figure: 1. an inner ring; 101. screws; 102. a rubber ring; 103. a first spring; 2. a roller; 201. a connecting rod; 202. a second spring; 203. a first hole; 204. a third spring; 205. a ball bearing; 3. a fixing ring; 4. an outer ring; 401. a groove; 402. a second aperture.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a roller bearing, including inner circle 1, the inside embedding of inner circle 1 is provided with screw 101, the outer wall embedding of inner circle 1 is provided with rubber ring 102, rubber ring 102's outer wall closely laminates first spring 103, the upper surface of inner circle 1 rotates and is connected with roller 2, roller 2's inside embedding is provided with connecting rod 201, connecting rod 201's end closely laminates second spring 202, first hole 203 has been seted up to roller 2's outer wall, the inside fixedly connected with third spring 204 of first hole 203, the upper surface of third spring 204 rotates and is connected with ball 205, the equal fixed mounting of the left and right sides face of roller 2 has solid fixed ring 3, roller 2's upper surface rotates and is connected with outer lane 4, recess 401 is seted up to outer wall of outer lane 4, second hole 402 has been seted up to recess 401's upper surface.

Referring to fig. 1 and 2, the inside of the roller 2 is hollow, the inside diameter of the roller 2 is greater than the diameters of the connecting rod 201 and the second spring 202, the outer wall of the fixing ring 3 is provided with 10 holes, 10 corresponding connecting rods 201 are provided, the diameters of the holes are greater than the diameter of the connecting rod 201, the outer wall of the connecting rod 201 is provided with a lantern ring, and the lantern ring and the outer wall of the fixing ring 3 are tightly attached to fix the connecting rod 201; through solid fixed ring 3, connecting rod 201 and second spring 202, roller 2 is carried to solid fixed ring 3 one left side one right side, and connecting rod 201 runs through solid fixed ring 3, inserts the inside of roller 2 and closely laminates with second spring 202, extrudees second spring 202 and produces tension, and the lantern ring fixed connection rod 201 of connecting rod 201 outer wall prevents that tension that second spring 202 produced from promoting connecting rod 201, and connecting rod 201 is fixed roller 2 between solid fixed ring 3, prevents that roller 2 from misplacing.

Referring to fig. 3 and 4, the inner ring 1 is H-shaped, the upper surface of the inner ring is provided with a groove, the width of the groove is greater than that of the roller 2, the diameter of the second hole 402 is greater than that of the ball 205, the ball 205 is matched with the second hole 402, the number of the second holes 402 is 11, the number of the rollers 2 is 10, and 10 second holes 402 are matched with the rollers 2; when the roller 2 is clamped with the outer ring 4 through the first hole 203, the third spring 204, the second hole 402 and the ball 205, the ball 205 on the upper surface of the roller 2 rotates along the outer wall of the outer ring 4 to press the third spring 204 in the second hole 402 to generate tension, so that the friction force generated when the roller 2 is clamped with the outer ring 4 is reduced, when the roller 2 enters the outer ring 4, the ball 205 protrudes upwards through the tension of the third spring 204 below to be clamped with the second hole 402 to fix the roller 2 and the outer ring 4, the second hole 402 is provided with 11 corresponding ten balls 205, the rest one second hole 402 is provided, lubricating oil enters between the inner ring 1 and the roller 2 through the ball 205 to lubricate the roller, so as to prevent rusting, the rubber ring 102 increases the friction force of the inner ring 1 attached to a rotating shaft through the inner ring 1, the first spring 103 and the rubber ring 102, so as to reduce the scratch generated by the scraping of the outer wall of the inner ring 1, the screw 101 is inserted into, the rubber ring 102 is fixed by the first spring 103 which prevents the outer wall of the rubber ring 102 from pushing the rubber ring 102, and the rubber ring 102 is easily detached and installed by rotating the screw 101.

The working principle is as follows: when the device is used, firstly, the rubber ring 102 is attached to the inner ring 1, then the screw 101 is rotated to be inserted into the inner ring 1 and the rubber ring 102 to fix the rubber ring 102, then the roller 2 is placed in the groove on the upper surface of the inner ring 1 and is sequentially swung open, then the roller 2 is clamped between the left side and the right side of the fixing ring 3, the connecting rod 201 penetrates through the fixing ring 3, the inner part of the roller 2 is inserted into the fixing ring and is tightly attached to the second spring 202 to extrude the second spring 202 to generate tension, the lantern ring on the outer wall of the connecting rod 201 fixes the connecting rod 201 to prevent the tension generated by the second spring 202 from pushing the connecting rod 201, the roller 2 is fixed between the fixing ring 3 by the connecting rod 201 to prevent the roller 2 from being dislocated, after the roller 2 is installed, the roller 2 is clamped with the outer ring 4, when the roller 2 is clamped with the outer ring 4, the ball 205 on the upper surface of the, the friction force generated when the roller 2 is clamped with the outer ring 4 is reduced, when the roller 2 enters the outer ring 4, the ball 205 protrudes upwards through the tension of the third spring 204 below and is clamped with the second hole 402 to fix the roller 2 and the outer ring 4, when the roller 2 is insensitive to rolling, lubricating oil is poured into the inner part through the second hole 402 on the outer wall of the groove 401, and flows into the space between the roller 2 below and the inner ring 1 along the second hole 402, so that the roller 2 and the inner ring 1 can flexibly rotate, and the rust can be prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A roller bearing comprising an inner ring (1), characterized in that: the inner ring is characterized in that a screw (101) is embedded in the inner ring (1), a rubber ring (102) is embedded in the outer wall of the inner ring (1), a first spring (103) is tightly attached to the outer wall of the rubber ring (102), a roller (2) is rotatably connected to the upper surface of the inner ring (1), a connecting rod (201) is embedded in the roller (2), a second spring (202) is tightly attached to the tail end of the connecting rod (201), a first hole (203) is formed in the outer wall of the roller (2), a third spring (204) is fixedly connected to the inner part of the first hole (203), a ball (205) is rotatably connected to the upper surface of the third spring (204), fixing rings (3) are fixedly mounted on the left side surface and the right side surface of the roller (2), an outer ring (4) is rotatably connected to the upper surface of the roller (2), a groove (401) is formed in the outer wall of the outer ring (4), the upper surface of the groove (401) is provided with a second hole (402).

2. A roller bearing according to claim 1, wherein: the inner ring (1) is H-shaped, a groove is formed in the upper surface of the inner ring, and the width of the groove is larger than that of the roller (2).

3. A roller bearing according to claim 1, wherein: the diameter of the second hole (402) is larger than that of the ball (205), and the ball (205) is matched with the second hole (402).

4. A roller bearing according to claim 1, wherein: the inner part of the roller (2) is arranged in a hollow mode, and the inner diameter of the roller (2) is larger than the diameters of the connecting rod (201) and the second spring (202).

5. A roller bearing according to claim 1, wherein: the outer wall of the fixing ring (3) is provided with 10 holes, 10 corresponding connecting rods (201) are arranged, and the diameters of the holes are larger than those of the connecting rods (201).

6. A roller bearing according to claim 1, wherein: the outer wall of connecting rod (201) is provided with the lantern ring, and the lantern ring closely laminates fixed connection pole (201) with the outer wall of solid fixed ring (3).

7. A roller bearing according to claim 1, wherein: the number of the second holes (402) is 11, the number of the rollers (2) is 10, and 10 of the second holes (402) are matched with the rollers (2).