CN214742748U

CN214742748U - Wear-resistant bearing

Info

Publication number: CN214742748U
Application number: CN202120058839.6U
Authority: CN
Inventors: 许加斌
Original assignee: Ningfan Bearing Co ltd
Current assignee: Ningfan Bearing Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-11-16
Anticipated expiration: 2031-01-11

Abstract

The utility model belongs to the technical field of bearings, in particular to a wear-resistant bearing, which comprises a bearing body, the bearing body comprises a bearing outer ring, a bearing inner ring and balls, and also includes a mounting ring; components; a positioning boss is fixed on the outer wall of the outer ring of the bearing, a positioning recess is opened on the inner wall of the mounting ring, and an elastic balance component is installed in each of the positioning recesses; the bearing of the utility model, The provided positioning bosses, telescopic springs and stable clamps have the effect of stabilizing and buffering the installation of the bearing body, and can buffer the torsion force between the bearing body and the mounting ring in time at high speeds, avoiding the need for the bearing body and the mounting ring. Large friction is generated between them, which improves the wear resistance of the bearing body; the setting of the lubricating component can lubricate the balls in the bearing body, which further improves the wear resistance of the bearing body and prolongs the service life of the bearing body.

Description

Wear-resistant bearing

Technical Field

The utility model belongs to the technical field of the bearing, concretely relates to wear-resisting bearing.

Background

Early linear motion bearings, where a row of wooden bars was placed under a row of crow plates, used the same working principle as modern linear motion bearings, but sometimes replaced the rollers with balls, the simplest rotating bearing was a sleeve bearing, which was just a bush sandwiched between the wheel and the axle, and this design was then replaced by a rolling bearing, where the original bush was replaced with a number of cylindrical rollers, each rolling element being like a separate wheel.

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.

When the original bearing is used, a bearing seat matched with the bearing is usually matched with the original bearing, the bearing is fixed on the bearing seat, an input shaft of the mechanical rotating body penetrates through a shaft hole of the bearing, however, under high-speed rotation, torsion can be generated between the bearing and the bearing seat, so that the friction force between the bearing and the bearing seat is increased, and the damage rate of the bearing is improved.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a wear-resisting bearing has convenient to use and long service life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a wear-resistant bearing comprises a bearing body, wherein the bearing body comprises a bearing outer ring, a bearing inner ring and a plurality of balls distributed between the bearing outer ring and the bearing inner ring, rolling grooves are formed in the inner wall of the bearing outer ring and the outer wall of the bearing inner ring, the wear-resistant bearing also comprises an installation ring, the bearing body is installed in the installation ring, and an installation seat is fixed on the outer wall of the installation ring; a lubricating component is arranged on the bearing outer ring; the outer wall of the bearing outer ring is fixed with a plurality of positioning bosses which are distributed in an equidistant annular mode, the inner wall of the mounting ring is provided with positioning notches which can accommodate the positioning bosses, and each positioning notch is internally provided with two groups of elastic balance assemblies which are symmetrically distributed.

As an optimal technical scheme of the utility model, the elasticity balance subassembly includes expanding spring and stable clamp splice, expanding spring distributes in the location notch, expanding spring fixes stabilize the clamp splice with between the inner wall of location notch.

As an optimal technical scheme of the utility model, the vertical tangent plane of location boss is the isosceles triangle structure, the opposite face of stabilizing the clamp splice is for corresponding the inclined plane of location boss.

As an optimal technical scheme of the utility model, lubricated subassembly is including the cotton that absorbs water, seted up lubricated pore in the bearing inner race, just lubricated pore is "L" form pore structure, lubricated pore with the rolling groove communicates with each other, the cotton packing that absorbs water is in the lubricated pore, just in the cotton one end embedding rolling groove absorbs water.

As an optimal technical scheme of the utility model, the outer wall of bearing inner race corresponds the port department of lubricated pore is fixed with annotates the liquid mouth annotate on the liquid mouth and close the mode soon through the screw thread and install sealed spiral cover.

Compared with the prior art, the beneficial effects of the utility model are that: the bearing of the utility model, through the positioning boss, the expansion spring and the stable clamping block, has stable and buffering effect on the installation of the bearing body, can buffer the torsion between the bearing body and the mounting ring in time under high rotating speed, avoids generating large friction between the bearing body and the mounting ring, improves the wear resistance of the bearing body, and prolongs the service life of the bearing body; the setting of lubricated subassembly can lubricate this internal ball of bearing, reduces the frictional force between bearing inner race, bearing inner circle and the ball, has further improved bearing body wear resistance, has prolonged bearing body's life.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a bearing body axial side structure in the present invention;

fig. 3 is a schematic side view of the mounting base of the present invention;

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

fig. 5 is an enlarged schematic structural view of a portion a of fig. 3 according to the present invention;

in the figure: 1. a bearing body; 2. a mounting seat; 3. a mounting ring; 4. a bearing outer race; 5. a bearing inner race; 6. a ball bearing; 7. rolling a groove; 8. positioning the boss; 9. a lubrication assembly; 10. a lubrication channel; 11. absorbent cotton; 12. a liquid injection port; 13. sealing and screwing the cover; 14. a positioning notch; 15. a tension spring; 16. and (5) stabilizing the clamping block.

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.

Referring to fig. 1-5, the present invention provides the following technical solutions: a wear-resistant bearing comprises a bearing body 1, wherein the bearing body 1 comprises a bearing outer ring 4, a bearing inner ring 5 and a plurality of balls 6 distributed between the bearing outer ring 4 and the bearing inner ring 5, rolling grooves 7 are formed in the inner wall of the bearing outer ring 4 and the outer wall of the bearing inner ring 5, the wear-resistant bearing also comprises an installation ring 3, the bearing body 1 is installed in the installation ring 3, and an installation seat 2 is fixed on the outer wall of the installation ring 3; a lubricating component 9 is arranged on the bearing outer ring 4; a plurality of positioning bosses 8 which are distributed in an annular shape with equal intervals are fixed on the outer wall of the bearing outer ring 4, a positioning notch 14 which can accommodate the positioning bosses 8 is arranged on the inner wall of the mounting ring 3, two sets of symmetrically distributed elastic balancing components are mounted in each positioning recess 14, and when the bearing body 1 is assembled, the positioning boss 8 on the bearing body 1 is embedded into the positioning notch 14 on the inner wall of the mounting ring 3, the elastic balance components on the two sides clamp the positioning boss 8 inwards, can buffer the torsion between the bearing body 1 and the mounting ring 3 in time at high rotating speed, avoid the damage between the bearing body 1 and the mounting ring 3 caused by the larger friction between the bearing body 1 and the mounting ring 3, in addition, if necessary, the bearing outer ring 4, the bearing inner ring 5 and the balls 6 can be lubricated by the lubricating assembly 9, and the friction force among the bearing outer ring 4, the bearing inner ring 5 and the balls 6 is reduced.

Specifically, according to fig. 1, fig. 2, fig. 3 and fig. 5, in this embodiment, the elastic balance assembly includes an expansion spring 15 and a stable clamping block 16, the expansion spring 15 is distributed in the positioning recess 14, the expansion spring 15 is fixed between the stable clamping block 16 and the inner wall of the positioning recess 14, the stable clamping block 16 supports against the positioning boss 8 through the elastic force of the expansion spring 15, the stable clamping blocks 16 on both sides clamp the positioning boss 8 inward, and the torsion between the bearing body 1 and the mounting ring 3 can be buffered in time at a high rotation speed.

Specifically, according to fig. 1, fig. 2, fig. 3 and fig. 5, in this embodiment, the longitudinal section of the positioning boss 8 is an isosceles triangle structure, the opposite surface of the stabilizing clamping block 16 is an inclined surface corresponding to the positioning boss 8, so as to adapt to the structural form of the positioning boss 8, and in addition, under the cooperation of the inclined surfaces, a component force is generated to the bearing body 1 to the inside, thereby avoiding the bearing body 1 and the mounting ring 3 from shaking and impacting under the influence of torque force, and prolonging the service life of the bearing body 1 and the mounting ring 3.

Specifically, according to fig. 1, fig. 2 and fig. 4, in this embodiment, the lubricating assembly 9 includes a water absorbent cotton 11, a lubricating hole 10 is formed in the bearing outer ring 4, the lubricating hole 10 is an L-shaped hole structure, the lubricating hole 10 is communicated with the rolling groove 7, the water absorbent cotton 11 is filled in the lubricating hole 10, one end of the water absorbent cotton 11 is embedded in the rolling groove 7, and lubricating oil is injected into the water absorbent cotton 11, when the bearing body 1 works, the bearing inner ring 5 rotates, the ball 6 rolls along the rolling groove 7, and when the ball 6 passes through an extending end of the water absorbent cotton 11, the lubricating oil on the water absorbent cotton 11 is bonded, so as to achieve a lubricating effect.

Specifically, according to fig. 1, fig. 2 and fig. 4, in this embodiment, a liquid injection port 12 is fixed on the outer wall of the bearing outer ring 4 at a port corresponding to the lubricating hole 10, a sealing screw cap 13 is screwed on the liquid injection port 12, the sealing screw cap 13 is screwed during operation, when lubricating oil needs to be supplemented, the sealing screw cap 13 is screwed off, and lubricating oil is injected into the absorbent cotton 11 from the liquid injection port 12, which is very convenient.

The utility model discloses a theory of operation and use flow: the utility model discloses a bearing, when assembling bearing body 1, make the location boss 8 on the bearing body 1 imbed in the location notch 14 of the inner wall of collar 3, the elastic balance subassembly of both sides is inside to clip location boss 8, can in time cushion the torsion between bearing body 1 and collar 3 under high rotational speed, avoid producing great friction and leading to damaging between bearing body 1 and collar 3 between bearing body 1 and the collar 3, in addition, in necessary, can utilize lubricating assembly 9 to lubricate bearing outer lane 4, bearing inner race 5 and ball 6, reduce the frictional force between bearing outer lane 4, bearing inner race 5 and ball 6;

the opposite surface of the stabilizing clamping block 16 is an inclined surface corresponding to the positioning boss 8, so that the structural form of the positioning boss 8 is adapted to, and in addition, under the matching of the inclined surface, an inward component force is generated on the bearing body 1, the bearing body 1 and the mounting ring 3 are prevented from shaking and impacting under the influence of torsion, and the service life of the bearing body 1 and the mounting ring 3 is prolonged;

lubricating oil is injected into the water absorption cotton 11, when the bearing body 1 works, the bearing inner ring 5 rotates, the ball 6 rolls along the rolling groove 7, and when the ball 6 passes through the extending end of the water absorption cotton 11, the lubricating oil on the water absorption cotton 11 can be bonded, so that the lubricating effect is realized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wear-resistant bearing, comprising a bearing body (1), the bearing body (1) comprising a bearing outer ring (4), a bearing inner ring (5) and a plurality of bearings distributed between the bearing outer ring (4) and the bearing outer ring (4); The balls (6) between the bearing inner rings (5) are provided with rolling grooves (7) on the inner wall of the bearing outer ring (4) and the outer wall of the bearing inner ring (5), characterized in that : also includes a mounting ring (3), the bearing body (1) is mounted in the mounting ring (3), and a mounting seat (2) is fixed on the outer wall of the mounting ring (3); outside the bearing A lubricating component (9) is arranged on the ring (4); a plurality of positioning bosses (8) distributed annularly at equal intervals are fixed on the outer wall of the bearing outer ring (4). The inner wall is provided with positioning recesses (14) that can accommodate the positioning bosses (8), and two sets of symmetrically distributed elastic balance components are installed in each of the positioning recesses (14).

2. The anti-friction bearing according to claim 1, characterized in that: the elastic balance component comprises a telescopic spring (15) and a stable clamping block (16), and the telescopic spring (15) is distributed in the positioning Inside the recess (14), the telescopic spring (15) is fixed between the stable clamping block (16) and the inner wall of the positioning recess (14).

3 . The wear-resistant bearing according to claim 2 , wherein the longitudinal section of the positioning boss ( 8 ) is an isosceles triangular structure, and the opposite surface of the stable clamping block ( 16 ) is corresponding to the Locate the bevel of the boss (8).

The wear-resistant bearing according to claim 1, characterized in that: the lubricating component (9) comprises a water-absorbing cotton (11), and a lubricating hole (10) is opened in the outer ring (4) of the bearing, And the lubricating hole (10) is an "L"-shaped hole structure, the lubricating hole (10) communicates with the rolling groove (7), and the water-absorbing cotton (11) is filled in the lubricating hole (10) , and one end of the absorbent cotton (11) is embedded in the rolling groove (7).

5 . The wear-resistant bearing according to claim 4 , wherein a liquid injection port ( 12 ) is fixed on the outer wall of the bearing outer ring ( 4 ) corresponding to the port of the lubricating hole ( 10 ). 6 . A sealing screw cap (13) is installed on the liquid injection port (12) by screwing.