CN214945738U - High-precision automobile hub bearing outer ring - Google Patents
High-precision automobile hub bearing outer ring Download PDFInfo
- Publication number
- CN214945738U CN214945738U CN202120847116.4U CN202120847116U CN214945738U CN 214945738 U CN214945738 U CN 214945738U CN 202120847116 U CN202120847116 U CN 202120847116U CN 214945738 U CN214945738 U CN 214945738U
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- wheel hub
- ring
- steel ball
- hub
- outer ring
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Abstract
The utility model belongs to the technical field of the wheel hub unit, especially, high accuracy automobile wheel hub bearing inner race, including the wheel hub outer lane, the medial surface roll mounting of wheel hub outer lane has the steel ball, the lower terminal surface of wheel hub outer lane is rotated and is installed the wheel hub inner circle, one side that the steel ball is close to the wheel hub outer lane is provided with the sealing washer, the up end fixed mounting of wheel hub inner circle has the magnetic ring subassembly, one side fixed mounting that the magnetic ring subassembly is close to the wheel hub inner circle has the shield, the surface of steel ball is rotated and is installed the wheel hub flange, the medial surface of wheel hub flange is rotated and is installed fastening bolt, fastening bolt's surface fixed mounting has the fastening gasket. The utility model discloses a set up the shield, avoided the dust in the air can the adhesion lead to the fact the condition of the rotation difficulty of steel ball on the surface of steel ball, prolonged the life of steel ball, through setting up the fastening gasket, solved because the shake of car causes fastening bolt lax problem, make fastening bolt's connection more inseparable.
Description
Technical Field
The utility model relates to a wheel hub unit technical field specifically is high accuracy automobile wheel hub bearing inner race.
Background
The hub bearing of the car in the past mostly uses a single-row tapered roller or a ball bearing in pairs, and with the development of technology, the car has widely used a car hub unit, the application range and the application amount of the hub bearing unit are increasing, and the hub bearing unit has been developed to the third generation: the first generation is composed of double-row angular contact bearings, the second generation is provided with a flange used for fixing the bearing on an outer raceway, the bearing can be simply sleeved on a wheel shaft and fixed by a nut, so that the maintenance of an automobile is easy, the third generation hub bearing unit is matched with an anti-lock brake system by adopting a bearing unit, the hub unit is designed to be provided with an inner flange and an outer flange, the inner flange is fixed on a driving shaft by bolts, and the outer flange is used for installing the whole bearing together.
There are the following problems:
1. the existing high-precision automobile hub bearing outer ring has the advantages that dust is stored in the air, so that the rotation capacity of a steel ball is weakened when the dust is adhered to the surface of the steel ball, even the steel ball cannot rotate, and the service life of the steel ball is shortened.
2. The existing high-precision automobile hub bearing outer ring has the advantages that when a hub flange is mounted on an automobile through a fastening bolt, the fastening bolt is loosened due to shaking of the automobile, and certain safety influence is caused on running of the automobile.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a high accuracy automobile wheel hub bearing inner race has solved dust adhesion in the air on the steel ball and in the shake of car, probably leads to fastening bolt lax problem.
In order to achieve the above object, the utility model provides a following technical scheme: high accuracy automobile wheel hub bearing inner race, including the wheel hub outer race, the medial surface roll mounting of wheel hub outer race has the steel ball, the lower terminal surface of wheel hub outer race rotates and installs the wheel hub inner circle, the holder is the medial surface that annular array distributes in the wheel hub outer race, one side that the steel ball is close to the wheel hub outer race is provided with the sealing washer, the up end fixed mounting of wheel hub inner circle has the magnetic ring subassembly, one side fixed mounting that the magnetic ring subassembly is close to the wheel hub inner circle has the shield, the surface of steel ball rotates and installs the wheel hub flange, the medial surface of wheel hub flange rotates and installs fastening bolt, fastening bolt's surface fixed mounting has fastening gasket.
As an optimal technical scheme of the utility model, the sealing washer is about the horizontal central line symmetric distribution of wheel hub outer lane, the wheel hub outer lane is run through to the wheel hub mounting hole, first installation through-hole runs through the wheel hub flange.
As a preferred technical scheme of the utility model, the medial surface of wheel hub flange is provided with the internal thread, first solid fixed ring is installed to the preceding terminal surface bolt of wheel hub flange.
As a preferred technical scheme of the utility model, the solid fixed ring of second is installed to first solid fixed ring's lower terminal surface bolt, second installation through-hole is the preceding terminal surface of ring array distribution in the solid fixed ring of second.
As a preferred technical scheme of the utility model, the solid fixed ring's of second rear end face bolt is installed and is compressed tightly the ring piece, third installation through-hole is ring array and distributes in the preceding terminal surface that compresses tightly the ring piece.
Compared with the prior art, the utility model provides a high accuracy automobile wheel hub bearing inner race possesses following beneficial effect:
1. this high accuracy automobile wheel hub bearing inner race through setting up the shield, has avoided the dust in the air can the adhesion to cause the condition of the rotation difficulty of steel ball on the surface of steel ball, has prolonged the life of steel ball.
2. This high accuracy automobile wheel hub bearing inner race through setting up the fastening gasket, has solved because the shake of car causes the problem of fastening bolt lax, makes fastening bolt's connection more inseparable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is the structure diagram of the wheel hub outer ring of the utility model.
In the figure: 1. a hub outer ring; 2. a hub inner ring; 3. a hub flange; 4. a steel ball; 5. a holder; 6. a seal ring; 7. a magnetic ring assembly; 8. fastening a bolt; 9. a dust cover; 10. a hub mounting hole; 11. an internal thread; 12. a first mounting through hole; 13. a first retaining ring; 14. a second retaining ring; 15. a second mounting through hole; 16. compressing the ring block; 17. a third mounting through hole; 18. and fastening the gasket.
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.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: high accuracy automobile wheel hub bearing inner race, including wheel hub outer lane 1, wheel hub outer lane 1's medial surface roll mounting has steel ball 4, wheel hub inner race 2 is installed in wheel hub outer lane 1's lower terminal surface rotation, holder 5 is the annular array and distributes in wheel hub outer lane 1's medial surface, one side that steel ball 4 is close to wheel hub outer lane 1 is provided with sealing washer 6, wheel hub inner race 2's up end fixed mounting has magnetic ring subassembly 7, one side fixed mounting that magnetic ring subassembly 7 is close to wheel hub inner race 2 has shield 9, wheel hub flange 3 is installed in the surface rotation of steel ball 4, fastening bolt 8 is installed in the medial surface rotation of wheel hub flange 3, fastening bolt 8's surface fixed mounting has fastening gasket 18.
In the embodiment, the steel ball 4 enables the hub outer ring 1 to rotate more smoothly, the dust cover 9 prevents dust in the air from adhering to the outer surface of the steel ball 4, and the fastening gasket 18 improves the fastening performance of the fastening bolt 8.
Specifically, the seal rings 6 are symmetrically distributed about a transverse center line of the hub outer ring 1, the hub mounting holes 10 penetrate through the hub outer ring 1, and the first mounting through holes 12 penetrate through the hub flange 3.
In this embodiment, the sealing ring 6 improves the tightness of the connection between the hub outer ring 1 and the hub flange 3, and the first mounting through hole 12 provides a mounting position for the internal thread 11.
Specifically, the inner side surface of the hub flange 3 is provided with an internal thread 11, and a first fixing ring 13 is mounted on the front end face of the hub flange 3 through bolts.
In this embodiment, the internal thread 11 facilitates mounting of the hub to the vehicle, and the first fixing ring 13 fixes the second fixing ring 14.
Specifically, the second fixing ring 14 is installed on the lower end face of the first fixing ring 13 through bolts, and the second installation through holes 15 are distributed on the front end face of the second fixing ring 14 in an annular array.
In this embodiment, the second fixing ring 14 is used for fixing the pressing ring block 16, and the second mounting through hole 15 facilitates the mounting of the automobile parts.
Specifically, the rear end face of the second fixing ring 14 is bolted with a pressing ring block 16, and the third mounting through holes 17 are distributed on the front end face of the pressing ring block 16 in an annular array.
In this embodiment, the pressing ring block 16 fixes the hub flange 3, and the third mounting through hole 17 facilitates mounting of a nut to fix the pressing ring block 16 on the vehicle.
The utility model discloses a theory of operation and use flow: the anti-dust cover 9 is mounted on the inner side face of the hub outer ring 1, dust is prevented from being adhered to the outer surface of the steel ball 4, the problem that the steel ball 4 is difficult to rotate due to the fact that dust is adhered to the surface of the steel ball 4 is solved, the service life of the steel ball 4 is prolonged, the fastening gasket 18 is mounted on the outer surface of the fastening bolt 8, the problem that the fastening bolt 8 is loosened due to shaking of an automobile is solved, the fastening bolt 8 is connected more tightly, the pressing ring block 16 is mounted on the front end face of the hub flange 3 through a nut, the second fixing ring 14 is mounted on the front end face of the pressing ring block 16 through a nut, finally the first fixing ring 13 is mounted on the front end face of the second fixing ring 14, and the hub after being assembled is mounted on the automobile.
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 (5)
1. High accuracy automobile wheel hub bearing inner race, including wheel hub outer race (1), its characterized in that: the utility model discloses a wheel hub, including wheel hub outer ring (1), the medial surface of wheel hub outer ring (1) is rolled and is installed steel ball (4), the lower terminal surface of wheel hub outer ring (1) rotates and installs wheel hub inner ring (2), the inboard of wheel hub outer ring (1) is personally submitted annular array and is distributed and has holder (5), one side that steel ball (4) are close to wheel hub outer ring (1) is provided with sealing washer (6), the up end fixed mounting of wheel hub inner ring (2) has magnetic ring subassembly (7), one side fixed mounting that magnetic ring subassembly (7) are close to wheel hub inner ring (2) has shield (9), the surface rotation of steel ball (4) installs wheel hub flange (3), the medial surface of wheel hub flange (3) rotates and installs fastening bolt (8), the surface fixed mounting of fastening bolt (8) has fastening gasket (18).
2. The high-precision automobile hub bearing outer ring according to claim 1, characterized in that: the sealing ring (6) is symmetrically distributed about a transverse center line of the hub outer ring (1), a hub mounting hole (10) penetrates through the hub outer ring (1), and a first mounting through hole (12) penetrates through the hub flange (3).
3. The high-precision automobile hub bearing outer ring according to claim 1, characterized in that: the inner side face of the hub flange (3) is provided with an internal thread (11), and a first fixing ring (13) is mounted on the front end face of the hub flange (3) through bolts.
4. The high-precision automobile hub bearing outer ring according to claim 3, characterized in that: the second fixing ring (14) is installed to the lower terminal surface bolt of first fixing ring (13), the preceding terminal surface of the second fixing ring (14) is that annular array distributes and has second installation through-hole (15).
5. The high-precision automobile hub bearing outer ring according to claim 4, is characterized in that: the rear end face bolt of the second fixing ring (14) is provided with a pressing ring block (16), and the front end face of the pressing ring block (16) is provided with third mounting through holes (17) in an annular array distribution mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120847116.4U CN214945738U (en) | 2021-04-23 | 2021-04-23 | High-precision automobile hub bearing outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120847116.4U CN214945738U (en) | 2021-04-23 | 2021-04-23 | High-precision automobile hub bearing outer ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214945738U true CN214945738U (en) | 2021-11-30 |
Family
ID=79066625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120847116.4U Active CN214945738U (en) | 2021-04-23 | 2021-04-23 | High-precision automobile hub bearing outer ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214945738U (en) |
-
2021
- 2021-04-23 CN CN202120847116.4U patent/CN214945738U/en active Active
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