CN218440216U

CN218440216U - Flange shaft driven automobile hub bearing unit

Info

Publication number: CN218440216U
Application number: CN202222050599.2U
Authority: CN
Inventors: 彭凤良; 魏长征
Original assignee: Taizhou Petter Auto Parts Co ltd
Current assignee: Taizhou Petter Auto Parts Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-02-03
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a flange axle driven automobile wheel hub bearing unit belongs to auto parts technical field, including first ring flange, the outside cover of first ring flange tip is equipped with the second ring flange, rotate between first ring flange and the second ring flange and install the steel ball, the inside grafting of first ring flange has the axostylus axostyle, the axostylus axostyle is close to the inside one end of first ring flange and installs positioning bolt, the one end that the second ring flange was kept away from to first ring flange is provided with sealed lid. The utility model discloses the setting of the positioning mechanism that jack is constituteed on axle head end screw hole outside mounting groove, slider, spring, inserted bar and the first ring flange can be at the in-process of positioning bolt installation, and the control inserted bar inserts the inside of jack, consolidates the mounted position of axostylus axostyle, and stability when having ensured the transmission can conveniently reset slider and inserted bar through the use that the spring can in addition, conveniently installs and dismantle, and the practicality is higher.

Description

Flange shaft driven automobile hub bearing unit

Technical Field

The utility model relates to a wheel hub bearing unit especially relates to a flange axle driven automobile wheel hub bearing unit, belongs to auto parts technical field.

Background

The main function of the hub bearing is to bear load and provide precise guidance for the rotation of the hub, and it is a very important component to bear both axial and radial loads. The traditional bearing for the automobile wheel is formed by combining two sets of tapered roller bearings or ball bearings, and the installation, the oil coating, the sealing and the clearance adjustment of the bearing are all carried out on an automobile production line.

As in application No.: 201721663694.2, automobile wheel hub bearing unit, through set up a plurality of bracing pieces and spring between outer lane and ring flange, can effectively avoid bearing unit when receiving overload's pressure, to the wearing and tearing of rolling element, simultaneously after the bearing bears excessive radial load, the ejector pin can compression spring, thereby will store the lubricating oil of counter bore inside and discharge from leading the oil groove, increase rolling element and inner circle, lubrication effect between outer lane and the ring flange, simultaneously between outer lane and inner circle, all be provided with the sealing washer between outer lane and the ring flange, effectually avoid water and dust to enter into between outer lane and the inner circle, between outer lane and the ring flange.

Similar to the above applications, there are currently deficiencies:

1. in the process of mounting the shaft lever, the end part of the shaft lever is positioned in the first flange plate only through the bolt, so that the positioning stability is poor;

2. the sealing cover is inconvenient to install when the end part of the first flange plate is sealed;

therefore, the automobile hub bearing unit driven by the flange shaft is designed to optimize the problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a flange axle driven automobile wheel hub bearing unit, the screw hole outside mounting groove of axostylus axostyle end, the slider, a spring, the setting of the positioning mechanism that the jack is constituteed on inserted bar and the first ring flange, can be at the in-process of positioning bolt installation, the inside of jack is inserted to the control inserted bar, consolidate the mounted position of axostylus axostyle, stability when having ensured the transmission, in addition through the use that the spring can, can conveniently reset slider and inserted bar, conveniently install and dismantle, the practicality is higher, the setting of sealed lid outside spacing groove and tip rubber ring, cooperate the inboard annular of first ring flange arch to use, make the simple to operate of sealed lid, and the leakproofness is stronger, the installation stability is higher.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a flange axle driven automobile wheel hub bearing unit, includes first ring flange, the outside cover of first ring flange tip is equipped with the second ring flange, rotate between first ring flange and the second ring flange and install the steel ball, the inside grafting of first ring flange has the axostylus axostyle, the axostylus axostyle is close to the inside one end of first ring flange and installs positioning bolt, the one end that the second ring flange was kept away from to first ring flange is provided with sealed lid, set up on the axostylus axostyle with positioning bolt complex screw hole, the inboard of screw hole has evenly seted up the mounting groove, the inside of mounting groove all slides and is provided with the slider, be provided with the spring between the tip in slider and the mounting groove, the slider is kept away from the inside one end of screw hole and all is fixed with the inserted bar, sliding connection between inserted bar and the axostylus axostyle, the inboard of first ring flange evenly seted up with inserted bar complex jack.

Preferably: the slider is provided with a bevel edge, and the bevel edge faces to the inlet of the threaded hole.

Preferably, the following components: the inserted bar is provided with four groups, and the distance between adjacent inserted bars is the same.

Preferably: the anti-skidding groove has evenly been seted up to the inside of first ring flange, positioning bolt's tip laminating is in the outside in anti-skidding groove.

Preferably, the following components: the outer side of one end, close to the first flange plate, of the shaft lever is provided with a conical inclined plane.

Preferably: the outer side of the sealing cover is provided with a limiting groove, the inner end part of the sealing cover is provided with a rubber ring, and the inner wall of the first flange plate is fixed with an annular bulge.

Preferably: and the outer sides of the sealing covers are symmetrically provided with buckling grooves.

The utility model has the advantages that:

the utility model provides a flange axle driven automobile wheel hub bearing unit, the setting of the positioning mechanism that jack constitutes on axle head portion screw hole outside mounting groove, slider, spring, inserted bar and the first ring flange, can be in the in-process of positioning bolt installation, the control inserted bar inserts the inside of jack, the mounted position of reinforcing axostylus axostyle, stability when having ensured the transmission, can conveniently reset slider and inserted bar through the use that the spring can in addition, conveniently install and dismantle, the practicality is higher;

the setting of sealed outside spacing groove and tip rubber ring cooperates the inboard annular arch of first ring flange to use for the simple to operate of sealed lid, and the leakproofness is stronger, and installation stability is higher.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a sectional view of the end of the shaft of the present invention;

fig. 3 is a cross-sectional view of the first flange of the present invention;

fig. 4 is a structural view of the sealing cover of the present invention.

In the figure: 1. a first flange plate; 2. a second flange plate; 3. steel balls; 4. a shaft lever; 5. positioning a bolt; 6. a sealing cover; 7. a threaded hole; 8. mounting grooves; 9. a slider; 10. a spring; 11. a rod is inserted; 12. a jack; 13. an anti-slip groove; 14. an annular projection; 15. a limiting groove; 16. a rubber ring.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and drawings, but the embodiments of the present invention are not limited thereto.

Example one

As shown in fig. 1 to 4, the embodiment provides a flange shaft driven automobile hub bearing unit, which includes a first flange plate 1, a second flange plate 2 is sleeved on an outer side of an end portion of the first flange plate 1, steel balls 3 are rotatably installed between the first flange plate 1 and the second flange plate 2, a shaft rod 4 is inserted into the first flange plate 1, a positioning bolt 5 is installed at one end of the shaft rod 4 close to the inside of the first flange plate 1, a sealing cover 6 is arranged at one end of the first flange plate 1 far away from the second flange plate 2, a threaded hole 7 matched with the positioning bolt 5 is formed in the shaft rod 4, an installation groove 8 is uniformly formed in the inner side of the threaded hole 7, a slider 9 is slidably arranged in the installation groove 8, a spring 10 is arranged between the slider 9 and an inner end portion of the installation groove 8, insertion rods 11 are fixed at one end of the slider 9 far away from the inside of the threaded hole 7, the insertion rods 11 are slidably connected between the insertion rods 11 and the shaft rod 4, insertion holes 12 matched with the insertion rods 11 are uniformly formed in the inner side of the first flange plate 1, oblique edges are all arranged on the slider 9, the oblique edges face an inlet of the threaded holes 7, four groups of the insertion rods 11, and distances between adjacent insertion rods 11 are the same.

When the shaft lever 4 is installed, the end of the shaft lever 4 is inserted into the first flange plate 1, then the positioning bolt 5 is screwed into the threaded hole 7, in the process of screwing, the control slide block 9 slides towards the inside of the installation groove 8, the insertion rod 11 is ejected out, the insertion rod 11 is inserted into the insertion hole 12 for positioning, and after the positioning bolt 5 is screwed and fixed, the end of the first flange plate 1 is sealed by the sealing cover 6.

Example two

In the present embodiment, as shown in fig. 1 to 4, the first flange plate 1 is uniformly provided with anti-slip grooves 13, and the end portions of the positioning bolts 5 are attached to the outer sides of the anti-slip grooves 13.

By means of the anti-slip grooves 13, the stability of the end part of the positioning bolt 5 after being screwed is improved.

In this embodiment, the shaft 4 is provided with a tapered bevel on the outer side near one end of the first flange 1.

The shaft lever 4 is conveniently inserted into the first flange plate 1 in the installation process, and the installation is more convenient.

In this embodiment, a limiting groove 15 is formed on the outer side of the sealing cover 6, a rubber ring 16 is arranged at the inner end of the sealing cover 6, and an annular protrusion 14 is fixed on the inner wall of the first flange 1.

In the sealing process, the sealing cover 6 is aligned to the end part of the first flange plate 1 and plugged, the rubber ring 16 is deformed, the annular bulge 14 is limited inside the limiting groove 15, and the position of the sealing cover 6 is positioned.

In this embodiment, the sealing cover 6 is symmetrically provided with a catching groove on the outer side.

The sealing cover 6 is convenient to pull out when being disassembled.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a flange axle driven automobile wheel hub bearing unit which characterized in that: the steel ball sealing device is characterized by comprising a first flange plate (1), wherein a second flange plate (2) is sleeved on the outer side of the end portion of the first flange plate (1), steel balls (3) are rotatably installed between the first flange plate (1) and the second flange plate (2), a shaft rod (4) is inserted into the first flange plate (1), a positioning bolt (5) is installed at one end, close to the inside of the first flange plate (1), of the shaft rod (4), a sealing cover (6) is arranged at one end, far away from the second flange plate (2), of the first flange plate (1), a threaded hole (7) matched with the positioning bolt (5) is formed in the shaft rod (4), mounting grooves (8) are uniformly formed in the inner sides of the threaded holes (7), sliding blocks (9) are arranged in the mounting grooves (8) in a sliding mode, springs (10) are arranged between the inner end portions of the sliding blocks (9) and the mounting grooves (8), and inserting rods (11) are fixed at one ends, far away from the inside of the threaded holes (7), of the sliding blocks (9), the inserting rods (11) are connected with insertion holes (12) in a sliding mode, and the shaft rod (11) are uniformly arranged in the inner side of the first flange plate (1).

2. The flange shaft driven automobile hub bearing unit according to claim 1, characterized in that: the sliding blocks (9) are all provided with bevel edges, and the bevel edges face to the inlet of the threaded holes (7).

3. The flange shaft driven automobile hub bearing unit according to claim 2, characterized in that: the inserted bar (11) is provided with four groups, and the distance between adjacent inserted bars (11) is the same.

4. The flange shaft driven automobile hub bearing unit according to claim 3, characterized in that: antiskid grooves (13) are uniformly formed in the first flange plate (1), and the end portions of the positioning bolts (5) are attached to the outer sides of the antiskid grooves (13).

5. The flange shaft driven automobile hub bearing unit according to claim 4, characterized in that: the outer side of one end, close to the first flange plate (1), of the shaft lever (4) is provided with a conical inclined surface.

6. The flange shaft driven automobile hub bearing unit according to claim 5, wherein: the outer side of the sealing cover (6) is provided with a limiting groove (15), the inner end part of the sealing cover (6) is provided with a rubber ring (16), and an annular bulge (14) is fixed on the inner wall of the first flange plate (1).

7. The flange shaft driven automobile hub bearing unit according to claim 6, wherein: and the outer side of the sealing cover (6) is symmetrically provided with a catching groove.