CN215409763U

CN215409763U - Hub bearing blind hole forges apical ring structure

Info

Publication number: CN215409763U
Application number: CN202023227930.0U
Authority: CN
Inventors: 程兵; 姚红飞; 徐国军
Original assignee: Zhejiang Wanding Precision Technology Co ltd
Current assignee: Zhejiang Wanding Precision Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2022-01-04
Anticipated expiration: 2030-12-29

Abstract

The utility model belongs to the technical field of automobile bearings, and particularly relates to a hub bearing blind hole forging top ring structure which comprises a connecting screw hole, wherein a connecting flange is arranged on the outer surface of the connecting screw hole, a threaded through hole is formed in the inner side surface of the connecting flange, a connecting groove is formed in one side of the threaded through hole, and a threaded blind hole is formed in one side of the connecting groove. According to the utility model, the nylon washer is arranged to separate the connecting flange from the rolling body, so that the abrasion of the connecting flange to the rolling body can be effectively reduced, the impact force can be resisted better, the rolling body is more stable when rolling, the service life of the hub bearing is prolonged, and by arranging the spring, when the first inner ring and the second inner ring are displaced in the radial direction, a reaction force is generated with the inner wall of the supporting blind hole to enable the first inner ring and the second inner ring to rebound, so that the first inner ring and the second inner ring can not strongly extrude the rolling body, the radial stress of the rolling body is reduced, and the rolling body is not easy to damage.

Description

Hub bearing blind hole forges apical ring structure

Technical Field

The utility model relates to the technical field of automobile bearings, in particular to a blind hole forging top ring structure of a hub bearing.

Background

The main function of the hub bearing is to bear load and provide precise guidance for the rotation of the hub, and the hub bearing bears axial load and radial load and is a very important part. The automobile hub bearing is a part applied to an automobile axle for bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, and is an important component of automobile loading and rotation.

There are the following problems:

1. the top ring structure is forged to current bearing blind hole, has partly mutual contact between flange and the rolling element for flange wearing and tearing rolling element easily causes the rolling element unstable when rolling, has influenced the life of bearing.

2. The current bearing blind hole forges the top ring structure, and the inner circle receives the shake easily and takes place radial displacement, makes the powerful extrusion rolling body of inner circle can make the radial atress of rolling element too big, easy damage.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a blind hole forging top ring structure of a hub bearing, which solves the problem that a connecting flange is easy to wear a rolling body and an inner ring and is easy to shake to generate radial displacement.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wheel hub bearing blind hole forges apical ring structure, includes the connection screw, the surface of connection screw is provided with flange, flange's medial surface is provided with the screw thread through-hole, one side of screw thread through-hole is provided with the spread groove, one side of spread groove is provided with the screw thread blind hole, the surface of screw thread blind hole is provided with first inner circle, the surface of first inner circle is provided with the rolling element, one side of first inner circle is provided with the second inner circle, the opposite side of first inner circle is provided with the nylon packing ring, the surface of rolling element is provided with the outer lane, the surface of outer lane is provided with the apical ring, one side of second inner circle is provided with the oil blanket circle, the opposite side of second inner circle is provided with the support column, the surface of support column is provided with the spring, the surface of spring is provided with the support blind hole.

As a preferred technical solution of the present invention, the connection flange is fixedly connected to an outer surface of the connection screw hole, and the threaded through hole is fixedly connected to an inner side surface of the connection flange.

As a preferred technical solution of the present invention, the connecting groove is fixedly connected to one side of the through-threaded hole, and the blind threaded hole is embedded in one side of the connecting groove.

As a preferable aspect of the present invention, the rolling element is rollingly connected to an outer surface of the first inner race.

As a preferable technical solution of the present invention, the second inner ring is rotatably connected to one side of the first inner ring, and the nylon washer is fixedly connected to the other side of the first inner ring.

In a preferred embodiment of the present invention, the outer ring is rotatably coupled to an outer surface of the rolling element, and the top ring is fixedly coupled to the outer surface of the outer ring.

As a preferable technical solution of the present invention, the oil seal ring is fixedly connected to one side of the second inner ring, and the support pillar is embedded in the other side of the second inner ring.

As a preferable technical scheme of the utility model, the spring is fixedly connected to the outer surface of the supporting column, and the supporting blind hole is fixedly connected to the outer surface of the spring.

Compared with the prior art, the utility model provides a hub bearing blind hole forging top ring structure, which has the following beneficial effects:

1. this top ring structure is forged to wheel hub bearing blind hole through setting up the nylon packing ring, separates flange and rolling element, can effectual reduction flange to the wearing and tearing of rolling element, and the resistance to impact force that can be better, makes the rolling element more steady when rolling, has prolonged wheel hub bearing's life.

2. This top ring structure is forged to wheel hub bearing blind hole, through setting up the spring, when first inner circle and second inner circle take place radial displacement, produce reaction force with the inner wall that supports the blind hole, make first inner circle and second inner circle kick-back for first inner circle and second inner circle can not powerful extrusion rolling element, have reduced the radial atress of rolling element, are difficult to damage the rolling element.

Drawings

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

FIG. 2 is a schematic view of a nylon gasket of the present invention;

FIG. 3 is a schematic view of the spring of the present invention.

In the figure: 1. a connecting screw hole; 2. a connecting flange; 3. a threaded through hole; 4. connecting grooves; 5. a threaded blind hole; 6. a first inner race; 7. a rolling body; 8. a second inner race; 9. a nylon washer; 10. an outer ring; 11. A top ring; 12. an oil seal ring; 13. a support pillar; 14. a spring; 15. and supporting the blind hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a wheel hub bearing blind hole forges apical ring structure, including connecting screw 1, the surface of connecting screw 1 is provided with flange 2, flange 2's medial surface is provided with threaded through hole 3, one side of threaded through hole 3 is provided with spread groove 4, one side of spread groove 4 is provided with threaded blind hole 5, the surface of threaded blind hole 5 is provided with first inner circle 6, the surface of first inner circle 6 is provided with rolling element 7, one side of first inner circle 6 is provided with second inner circle 8, the opposite side of first inner circle 6 is provided with nylon packing ring 9, the surface of rolling element 7 is provided with outer lane 10, the surface of outer lane 10 is provided with apical ring 11, one side of second inner circle 8 is provided with oil seal ring 12, the opposite side of second inner circle 8 is provided with support column 13, the surface of support column 13 is provided with spring 14, the surface of spring 14 is provided with support blind hole 15.

In this embodiment, connect screw 1 and conveniently fix outside calliper, screw thread blind hole 5 makes things convenient for flange 2's dismantlement and installation, and nylon packing ring 9 can better resistance to impact force, makes rolling element 7 more steady when rolling, and top ring 11 adopts forging technique to make, can prevent to skid between wheel hub and the bearing.

Specifically, the connecting flange 2 is fixedly connected to the outer surface of the connecting screw hole 1, and the threaded through hole 3 is fixedly connected to the inner side surface of the connecting flange 2.

In this embodiment, the connecting flange 2 is used for installing an external caliper, and the threaded through hole 3 facilitates fixing of the connecting flange 2 and the first inner ring 6.

Specifically, the connecting groove 4 is fixedly connected to one side of the threaded through hole 3, and the threaded blind hole 5 is embedded in one side of the connecting groove 4.

In this embodiment, the connecting groove 4 is matched with the cross section of the first inner ring 6, so that the connection of the first inner ring 6 is more stable, and the blind threaded hole 5 provides a position for mounting the connecting flange 2.

Specifically, the rolling elements 7 are rollably coupled to the outer surface of the first inner race 6.

In this embodiment, the first inner race 6 supports the rolling elements 7, and the rolling of the rolling elements 7 enables the bearing to rotate.

Specifically, the second inner ring 8 is rotatably connected to one side of the first inner ring 6, and the nylon washer 9 is fixedly connected to the other side of the first inner ring 6.

In this embodiment, the junction of second inner circle 8 and first inner circle 6 has the groove identical with support column 13 appearance, and support column 13 easy to assemble, nylon gasket 9 adopt nylon polytetrafluoroethylene's material punching press to make, and the wearability is higher, prevents flange 2 wearing and tearing outer lane 10.

Specifically, the outer ring 10 is rotatably coupled to the outer surface of the rolling elements 7, and the top ring 11 is fixedly coupled to the outer surface of the outer ring 10.

In this embodiment, the outer ring 10 provides a position for the installation of the hub, and the top ring 11 prevents the hub center hole from being too large, so that the bearing and the hub cannot be assembled.

Specifically, the oil seal ring 12 is fixedly connected to one side of the second inner ring 8, and the support column 13 is embedded in the other side of the second inner ring 8.

In this embodiment, the oil seal ring 12 prevents oil leakage between the second inner ring 8 and the outer ring 10, and the support column 13 is clamped and fixed by the first inner ring 6 and the second inner ring 8 to provide a connection position for the spring 14.

Specifically, the spring 14 is fixedly connected to the outer surface of the supporting column 13, and the supporting blind hole 15 is fixedly connected to the outer surface of the spring 14.

In this embodiment, the spring 14 prevents the first inner ring 6 and the second inner ring 8 from radially displacing to damage the rolling elements 7, and the inner wall of the support blind hole 15 is provided with lubricating oil to prevent the inner wall of the support blind hole 15 from wearing the spring 14.

The working principle and the using process of the utility model are as follows: the rolling body 7 is placed into the outer ring 10, the support column 13 is embedded into a groove on the end face of the first inner ring 6, the first inner ring 6 is arranged on the rolling body 7, then the nylon gasket 9 is sleeved on the surface of the first inner ring 6, so that the connecting flange 2 is separated from the rolling body 7, the abrasion of the connecting flange 2 to the rolling body 7 can be effectively reduced, the impact force can be well resisted, the rolling body 7 is more stable in rolling, the service life of the hub bearing is prolonged, then lubricating oil is filled in the inner wall of the support blind hole 15, other components are assembled, when the hub bearing is used, the first inner ring 6 and the second inner ring 8 can radially displace due to shaking, the spring 14 on the support column 13 can elastically contact with the support blind hole 15, so that the reaction force is generated to enable the first inner ring 6 and the second inner ring 8 to rebound, and the first inner ring 6 and the second inner ring 8 can not strongly extrude the rolling body 7, the radial stress of the rolling body 7 is reduced, and the rolling body 7 is not easy to damage.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. The utility model provides a wheel hub bearing blind hole forges apical ring structure, includes connecting screw (1), its characterized in that: the outer surface of the connecting screw hole (1) is provided with a connecting flange (2), the inner side surface of the connecting flange (2) is provided with a threaded through hole (3), one side of the threaded through hole (3) is provided with a connecting groove (4), one side of the connecting groove (4) is provided with a threaded blind hole (5), the outer surface of the threaded blind hole (5) is provided with a first inner ring (6), the outer surface of the first inner ring (6) is provided with a rolling body (7), one side of the first inner ring (6) is provided with a second inner ring (8), the other side of the first inner ring (6) is provided with a nylon washer (9), the outer surface of the rolling body (7) is provided with an outer ring (10), the outer surface of the outer ring (10) is provided with a top ring (11), one side of the second inner ring (8) is provided with an oil seal ring (12), the other side of the second inner ring (8) is provided with a support column (13), the outer surface of the supporting column (13) is provided with a spring (14), and the outer surface of the spring (14) is provided with a supporting blind hole (15).

2. The blind forged top ring structure for hub bearings according to claim 1, wherein: the connecting flange (2) is fixedly connected to the outer surface of the connecting screw hole (1), and the threaded through hole (3) is fixedly connected to the inner side face of the connecting flange (2).

3. The blind forged top ring structure for hub bearings according to claim 1, wherein: the connecting groove (4) is fixedly connected to one side of the threaded through hole (3), and the threaded blind hole (5) is embedded in one side of the connecting groove (4).

4. The blind forged top ring structure for hub bearings according to claim 1, wherein: the rolling body (7) is connected with the outer surface of the first inner ring (6) in a rolling mode.

5. The blind forged top ring structure for hub bearings according to claim 1, wherein: the second inner ring (8) is rotatably connected to one side of the first inner ring (6), and the nylon gasket (9) is fixedly connected to the other side of the first inner ring (6).

6. The blind forged top ring structure for hub bearings according to claim 1, wherein: the outer ring (10) is rotatably connected to the outer surface of the rolling body (7), and the top ring (11) is fixedly connected to the outer surface of the outer ring (10).

7. The blind forged top ring structure for hub bearings according to claim 1, wherein: the oil seal ring (12) is fixedly connected to one side of the second inner ring (8), and the supporting column (13) is embedded in the other side of the second inner ring (8).

8. The blind forged top ring structure for hub bearings according to claim 1, wherein: the spring (14) is fixedly connected to the outer surface of the supporting column (13), and the supporting blind hole (15) is fixedly connected to the outer surface of the spring (14).