CN209925404U - Nut anti-loosening structure of steering axle - Google Patents
Nut anti-loosening structure of steering axle Download PDFInfo
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- CN209925404U CN209925404U CN201920473578.7U CN201920473578U CN209925404U CN 209925404 U CN209925404 U CN 209925404U CN 201920473578 U CN201920473578 U CN 201920473578U CN 209925404 U CN209925404 U CN 209925404U
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- locking plate
- nut
- locking
- matched
- steering knuckle
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Abstract
The utility model discloses a nut anti-loosening structure of a steering axle, which belongs to the technical field of automobile steering axles and comprises a snap ring, a locking plate, a locking nut and a steering knuckle, wherein the locking nut, the locking plate and the snap ring are sequentially connected with the steering knuckle; one end of the steering knuckle is in a threaded diameter structure and is connected with the locking nut; the thread diameter is provided with a groove structure which is matched with the locking plate; the thread diameter is also provided with an annular groove structure which is matched with the clamping ring; the locking nut is matched with the end face of the locking plate, and the locking plate is matched with the end face of the clamping ring and used for axial limiting of the locking plate. The structure limits the axial direction of the locking plate through the clamping ring, so that the locking plate is connected and fixed with the locking nut and the steering knuckle simultaneously, and compared with a screw connection structure, the material cost of a screw is reduced; the processing cost of the distributed threaded holes of the nut is reduced; the assembly efficiency is reduced. The locking nut is used for connecting and screwing the wrench by adopting the grooves distributed on the end surface, so that the weight of the locking nut is reduced.
Description
Technical Field
The utility model belongs to the technical field of the auto steering axle, concretely relates to nut anti loosening structure who turns to axle.
Background
In the domestic automobile steering axle, a screw structure is adopted to connect a nut and a locking plate, and the locking plate is connected with a steering knuckle for preventing looseness of the nut. The structure increases the material cost of the screw, increases the processing cost of the distributed threaded holes of the nut, and reduces the assembly efficiency.
SUMMERY OF THE UTILITY MODEL
The automobile steering axle aims to solve the problem that in the existing automobile steering axle, the material cost of a screw is increased due to the fact that a screw structure is adopted to connect a nut and a locking plate; the distribution screw hole processing cost of nut increases, turns to the scheduling problem that the assembly efficiency of axle reduces, the utility model provides a turn to nut anti loosening structure of axle.
The utility model discloses a following technical scheme realizes:
a nut anti-loosening structure of a steering axle comprises a clamping ring 1, a locking plate 2, a locking nut 3 and a steering knuckle 5, wherein the locking nut 3, the locking plate 2 and the clamping ring 1 are sequentially connected with the steering knuckle 5;
one end of the steering knuckle 5 is in a threaded diameter structure and is connected with the locking nut 3; the thread diameter is provided with a groove structure which is matched with the locking plate 2; the thread diameter is also provided with an annular groove structure which is matched with the clamping ring 1; and the locking nut 3 is matched with the end surface of the locking plate 2, and the locking plate 2 is matched with the end surface of the clamping ring 1 and used for axial limiting of the locking plate 2.
Furthermore, the locking plate 2 is circular, and a circular hole is formed in the center of the locking plate and matched with the thread diameter of the steering knuckle 5; the circular hole is provided with radial convex teeth which are matched with the groove structure of the steering knuckle; the locking plate is characterized in that a protruding structure is arranged on the outer circumference of the locking plate 2, and axial convex teeth are arranged in the axial direction of the protruding structure and connected with the locking nut 3.
Furthermore, the middle of the locking nut 3 adopts a threaded hole structure and is connected with the thread diameter of the steering knuckle 5; the end face is provided with grooves which are matched with the axial convex teeth of the locking plate 2, and the grooves are simultaneously used for connecting a tightening wrench.
Further, the convex structures on the outer circumference of the locking plate 2 and the radial convex teeth of the central circular hole of the locking plate 2 are on the same axis.
Furthermore, the end face of the locking nut 3 adopts a plane structure and is respectively attached to the end faces of the tapered roller bearing 4 and the locking plate 2.
Compared with the prior art, the utility model has the advantages as follows:
the nut anti-loosening structure of the steering axle of the utility model limits the axial direction of the locking plate through the clamping ring, so that the locking plate is simultaneously connected and fixed with the locking nut and the steering knuckle, and compared with a screw connection structure, the material cost of a screw is reduced; the processing cost of the distributed threaded holes of the nut is reduced; the assembly efficiency is reduced. The locking nut is used for connecting and screwing the wrench by adopting the grooves distributed on the end surface, so that the weight of the locking nut is reduced.
Drawings
Fig. 1 is a front view of a nut anti-loosening structure of a steering axle applied to a front axle assembly according to the present invention;
fig. 2 is a partial view of a nut anti-loosening structure of a steering axle according to the present invention applied to a front axle assembly;
fig. 3 is a front view of a lock nut of a nut anti-loosening structure of a steering axle according to the present invention;
fig. 4 is a cross-sectional view of a lock nut of a nut anti-loosening structure of a steering axle according to the present invention;
fig. 5 is a front view of a locking plate of a nut anti-loosening structure of a steering axle according to the present invention;
fig. 6 is a cross-sectional view of a locking plate of a nut anti-loosening structure of a steering axle according to the present invention;
fig. 7 is a schematic structural view of a steering knuckle of a nut anti-loosening structure of a steering axle according to the present invention;
in the figure: the locking mechanism comprises a clamping ring 1, a locking plate 2, a locking nut 3, a tapered roller bearing 4, a steering knuckle 5, a groove 6 and an annular groove 7.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1, a nut anti-loose structure of a steering axle is applied to a front axle assembly, a threaded hole of a lock nut 3 is screwed into the thread diameter of a steering knuckle 5 and is screwed, and the end surface is attached to the end surface of a tapered roller bearing 4; adjusting the tapered roller bearing 4 to a standard pretightening force through the axial pressure change of the locking nut 3 to the tapered roller bearing 4; the central hole of the lock plate 2 is arranged in the shaft diameter of the steering knuckle 5, the radial convex tooth is embedded into the groove of the steering knuckle 5, and the axial convex tooth is embedded into one of the distributed grooves of the lock nut 3; the clamping ring 1 is arranged in an annular groove of the corner joint 5, and the end surface of the clamping ring is matched with the end surface of the locking plate 2 and used for axial limiting of the locking plate 2.
Specifically, as shown in fig. 2, the nut anti-loose structure of the steering axle comprises a clamping ring 1, a locking plate 2, a locking nut 3 and a steering knuckle 5, wherein the locking nut 3, the locking plate 2 and the clamping ring 1 are sequentially connected with the steering knuckle 5;
one end of the steering knuckle 5 is in a threaded diameter structure and is connected with the locking nut 3; the thread diameter is provided with a groove structure which is matched with the locking plate 2; the thread diameter is also provided with an annular groove structure which is matched with the clamping ring 1; and the locking nut 3 is matched with the end surface of the locking plate 2, and the locking plate 2 is matched with the end surface of the clamping ring 1 and used for axial limiting of the locking plate 2.
The lock plate 2 is circular, and a circular hole is formed in the center of the lock plate and is matched with the thread diameter of the steering knuckle 5; the circular hole is provided with radial convex teeth which are matched with the groove structure of the steering knuckle; the locking plate is characterized in that a protruding structure is arranged on the outer circumference of the locking plate 2, and axial convex teeth are arranged in the axial direction of the protruding structure and connected with the locking nut 3.
The middle of the locking nut 3 adopts a threaded hole structure and is connected with the thread diameter of the steering knuckle 5; the end face is provided with grooves which are matched with the axial convex teeth of the locking plate 2, and the grooves are simultaneously used for connecting a tightening wrench.
The convex structure on the outer circumference of the locking plate 2 and the radial convex tooth of the central round hole of the locking plate 2 are on the same axis.
The end face of the locking nut 3 is of a plane structure and is respectively attached to the tapered roller bearing 4 and the locking plate 2.
Claims (5)
1. The nut anti-loosening structure of the steering axle is characterized by comprising a clamping ring (1), a locking plate (2), a locking nut (3) and a steering knuckle (5), wherein the locking nut (3), the locking plate (2) and the clamping ring (1) are sequentially connected with the steering knuckle (5);
one end of the steering knuckle (5) adopts a thread diameter structure and is connected with the locking nut (3); the thread diameter is provided with a groove structure which is matched with the locking plate (2); the thread diameter is also provided with an annular groove structure which is matched with the clamping ring (1); lock nut (3) and locking plate (2) terminal surface cooperation, locking plate (2) and snap ring (1) terminal surface cooperation for the axial of locking plate (2) is spacing.
2. The nut looseness prevention structure of a steering axle according to claim 1, wherein the locking plate (2) is circular, and a circular hole is formed in the center of the locking plate and is matched with the thread diameter of the steering knuckle (5); the circular hole is provided with radial convex teeth which are matched with the groove structure of the steering knuckle; the locking plate is characterized in that a protruding structure is arranged on the outer circumference of the locking plate (2), and axial convex teeth are arranged in the axial direction of the protruding structure and connected with the locking nut (3).
3. The nut anti-loose structure of the steering axle is characterized in that the locknut (3) adopts a threaded hole structure in the middle and is connected with the thread diameter of the steering knuckle (5); the end face is provided with grooves which are matched with the axial convex teeth of the locking plate (2), and the grooves are simultaneously used for connecting a tightening wrench.
4. The nut looseness prevention structure of a steering axle according to claim 2, wherein the protrusion structure on the outer circumference of the locking plate (2) is on the same axis as the radial protrusion tooth of the center circular hole of the locking plate (2).
5. The nut anti-loosening structure of the steering axle according to claim 1, wherein the end surface of the lock nut (3) is of a planar structure and is respectively attached to the end surfaces of the tapered roller bearing (4) and the locking plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473578.7U CN209925404U (en) | 2019-04-10 | 2019-04-10 | Nut anti-loosening structure of steering axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473578.7U CN209925404U (en) | 2019-04-10 | 2019-04-10 | Nut anti-loosening structure of steering axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209925404U true CN209925404U (en) | 2020-01-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920473578.7U Active CN209925404U (en) | 2019-04-10 | 2019-04-10 | Nut anti-loosening structure of steering axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209925404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182933A (en) * | 2022-06-28 | 2022-10-14 | Bpw(梅州）车轴有限公司 | Novel fixed locking torque's spindle nose nut structure |
-
2019
- 2019-04-10 CN CN201920473578.7U patent/CN209925404U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182933A (en) * | 2022-06-28 | 2022-10-14 | Bpw(梅州）车轴有限公司 | Novel fixed locking torque's spindle nose nut structure |
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