CN211252755U - Novel composite material tie rod assembly - Google Patents
Novel composite material tie rod assembly Download PDFInfo
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- CN211252755U CN211252755U CN201921909118.0U CN201921909118U CN211252755U CN 211252755 U CN211252755 U CN 211252755U CN 201921909118 U CN201921909118 U CN 201921909118U CN 211252755 U CN211252755 U CN 211252755U
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- metal sleeve
- tie rod
- assembly
- ball head
- head assembly
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Abstract
The utility model discloses a novel composite material tie rod assembly, belonging to the technical field of automobile steering systems, comprising a tie rod, a left metal sleeve, a right metal sleeve, a left locking nut, a right locking nut, a left tie rod ball head assembly and a right tie rod ball head assembly; two ends of the tie rod are respectively connected with one end of the left metal sleeve and one end of the right metal sleeve, and the other ends of the left metal sleeve and the right metal sleeve are respectively in threaded connection with the left pull rod ball head assembly and the right pull rod ball head assembly. The utility model provides a tie rod assembly, under the prerequisite of guaranteeing that whole car requires the performance of steering tie rod assembly such as stability, tensile strength and motion space, reduce the cost amplitude of rising as far as, optimize the structure of steering tie rod assembly, realize steering tie rod assembly and fall heavy to realize that whole car falls heavy, the oil consumption reduces, improves vehicle dynamic nature and economic nature; the unsprung mass of the chassis of the whole vehicle is reduced, and the riding comfort of the vehicle is improved.
Description
Technical Field
The utility model belongs to the technical field of the automobile steering system, concretely relates to novel combined material tie rod assembly.
Background
The tie rod assembly is an important part in the automobile steering system and is connected with the left and right steering lower arms, so that the left and right steering wheels are connected. The tie rod assembly mainly has two functions: firstly, when the automobile steers, the steering force is transmitted through the steering tie rod assembly, so that the left and right steering wheels start to rotate simultaneously, and the steering of the whole automobile is realized; and secondly, the requirement of the whole vehicle on the toe-in value of the wheels is ensured by adjusting the length of the tie rod assembly.
The existing tie rod mechanism is mostly made of carbon fiber materials, but the existing tie rod mechanism is expensive, a mass production vehicle cannot be used due to the problem of cost, an aluminum product joint is adopted, the strength of internal threads is low, the requirement of large steering force transmission of a commercial vehicle cannot be met, a ball joint assembly which is connected with a steering knuckle and is used for a fisheye ball hinge non-commercial vehicle and can transmit large steering force is connected with the steering knuckle, and when the toe-in of a wheel is adjusted, the requirement of adjustment of the toe-in of the wheel is met by gaskets with various thicknesses.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel composite material tie rod assembly, which reduces the cost expansion as much as possible, optimizes the structure of the tie rod assembly and realizes the weight reduction of the tie rod assembly on the premise of ensuring the performance requirements of the whole vehicle on the tie rod assembly, such as stability, tensile strength, motion space and the like, thereby realizing the weight reduction of the whole vehicle, reducing the oil consumption and improving the dynamic property and the economical efficiency of the vehicle; the unsprung mass of the chassis of the whole vehicle is reduced, and the riding comfort of the vehicle is improved.
The utility model discloses a following technical scheme realizes:
a novel composite material steering tie rod assembly comprises a tie rod 1, a left metal sleeve 2, a right metal sleeve 3, a left locking nut 4, a right locking nut 5, a left tie rod ball head assembly 6 and a right tie rod ball head assembly 7; two ends of the tie rod 1 are respectively connected with one ends of the left metal sleeve 2 and the right metal sleeve 3, and the other ends of the left metal sleeve 2 and the right metal sleeve 3 are respectively connected with the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7 in a threaded manner.
Further, the tie rod 1 is a hollow rod made of glass fiber and unsaturated resin.
Furthermore, two ends of the tie rod 1 are respectively connected with the left metal sleeve 2 and the right metal sleeve 3 through glue.
Further, the left metal sleeve 2 and the right metal sleeve 3 are integrally in a hollow cylindrical shape, and the inner surfaces of the left metal sleeve 2 and the right metal sleeve 3 are respectively processed into left-handed and right-handed inner threads matched with the rod body external threads of the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7; the outer surfaces of the connecting ends of the left metal sleeve 2 and the right metal sleeve 3 connected with the tie rod 1 are respectively processed into cylinders matched with the inner surface of the tie rod 1, the surfaces of the cylinders are subjected to knurling treatment, the surface roughness is increased after the knurling treatment, the left metal sleeve 2 and the right metal sleeve 3 can be prevented from rotating and being pulled off after being assembled with the tie rod 1 until the bonding is stable, and meanwhile, the bonding matching surface area can be increased, so that the bonding is more reliable; the connecting ends of the left metal sleeve 2 and the right metal sleeve 3 and the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7 are processed into squares, the square structures are convenient for clamping and fixing of an open end wrench in assembly of the tie rod assembly and adjustment of a toe-in of a wheel on the one hand, and on the other hand, the square end faces of the left metal sleeve 2 and the right metal sleeve 3, the end face of the tie rod 1, the left locking nut 4 and the right locking nut 5 form a locking mechanism in threaded connection.
Furthermore, a left locking nut 4 is arranged between the left metal sleeve 2 and the left pull rod ball head assembly 6, and a right locking nut 5 is arranged between the right metal sleeve 3 and the right pull rod ball head assembly 7.
Compared with the prior art, the utility model has the advantages as follows:
the utility model provides a tie rod body of rod assembly adopts the fine material of glass, can realize that the tie rod body of rod falls by 50%, and the fine pultrusion process of glass is ripe, can realize batch production.
The utility model provides a metal sleeve of drag link assembly can play the effect of connecting the drag link and controlling pull rod bulb assembly, can provide the fixture of drag link assembly length adjustment again, has realized simple structure and one multipotency simultaneously, reduces the use of part.
Drawings
Fig. 1 is a schematic structural view of a novel composite tie rod assembly of the present invention;
FIG. 2 is an exploded view of a novel composite tie rod assembly of the present invention;
FIG. 3 is a cross-sectional view of a novel composite tie rod assembly of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;
in the figure: the device comprises a tie rod 1, a left metal sleeve 2, a right metal sleeve 3, a left locking nut 4, a right locking nut 5, a left tie rod ball head assembly 6 and a right tie rod ball head assembly 7.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
Example 1
As shown in fig. 1, a novel composite material tie rod assembly for a steering comprises a tie rod 1, a left metal sleeve 2, a right metal sleeve 3, a left lock nut 4, a right lock nut 5, a left tie rod ball assembly 6 and a right tie rod ball assembly 7; two ends of the tie rod 1 are respectively connected with one ends of the left metal sleeve 2 and the right metal sleeve 3, and the other ends of the left metal sleeve 2 and the right metal sleeve 3 are respectively connected with the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7 in a threaded manner.
And two ends of the tie rod 1 are respectively connected with the left metal sleeve 2 and the right metal sleeve 3 through glue.
The left metal sleeve 2 and the right metal sleeve 3 are integrally in a hollow cylindrical shape, and the inner surfaces of the left metal sleeve 2 and the right metal sleeve 3 are respectively processed into left and right internal threads matched with the rod body external threads of the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7; the outer surfaces of the connecting ends of the left metal sleeve 2 and the right metal sleeve 3 connected with the tie rod 1 are respectively processed into cylinders matched with the inner surface of the tie rod 1, the surfaces of the cylinders are subjected to knurling treatment, the surface roughness is increased after the knurling treatment, the left metal sleeve 2 and the right metal sleeve 3 can be prevented from rotating and being pulled off after being assembled with the tie rod 1 until the bonding is stable, and meanwhile, the bonding matching surface area can be increased, so that the bonding is more reliable; the connecting ends of the left metal sleeve 2 and the right metal sleeve 3 and the left pull rod ball head assembly 6 and the right pull rod ball head assembly 7 are processed into squares, the square structures are convenient for clamping and fixing of an open end wrench in assembly of the tie rod assembly and adjustment of a toe-in of a wheel on one hand, and on the other hand, the square end faces of the left metal sleeve 2 and the right metal sleeve 3, the end face of the tie rod 1 and the left locking nut 4/the right locking nut 5 form a locking mechanism in threaded connection.
A left locking nut 4 is arranged between the left metal sleeve 2 and the left pull rod ball head assembly 6, and a right locking nut 5 is arranged between the right metal sleeve 3 and the right pull rod ball head assembly 7.
The tie rod 1 is a hollow rod body of glass fiber and unsaturated resin, and the steering tie rod assembly mainly bears tension and compression loads along the axial direction, so that the production and the manufacture are carried out by adopting a pultrusion process, and the process has the advantages of short molding period, low cost and the like. The cross section of the hollow rod body is optimally designed, and the stability and the tensile strength of the hollow rod body can bear the tension-compression load of 11kN-18kN, so that the requirement of the steering of the whole vehicle on a tie rod assembly is met.
The left metal sleeve 2 and the right metal sleeve 3 are machined from 20 steel, so that the left tie rod ball assembly 6, the right tie rod ball assembly 7 and the tie rod 1 are connected, and a square clamping end required for assembling, connecting, fixing and length adjusting of the tie rod assembly is provided.
The toe-in length adjustment and the anti-loosening operation of the composite material tie rod assembly of the utility model are realized through the following steps;
1. respectively clamping and fixing the left metal sleeve 2 and the right metal sleeve 3 by using an open-end wrench, and then respectively unscrewing the left and right locking nuts 4 and 5 by using another open-end wrench;
2. rotating the left metal sleeve 2, the right metal sleeve 3 and the tie rod 1 by using a clamping open-ended wrench, namely adjusting the matching lengths of the left metal sleeve 2, the right metal sleeve 3 and the threaded rods of the left pull rod ball assembly 6 and the right pull rod ball assembly 7 until the requirement of toe-in of the wheel is met;
3. utilize the open-end wrench to centre gripping respectively fixed left metal casing 2 and right metal casing 3, then utilize another open-end wrench to tighten left lock nut 4 and right lock nut 5 respectively, until certain moment of torsion, the threaded rod of left pull rod bulb assembly 6 and right pull rod bulb assembly 7 and left metal casing 2 and right metal casing 3's connection fit thread can produce tensile deformation this moment, the axial force that warp the production is exactly threaded connection's axial pretightning force, this tensile deformation can resist because of the tie rod assembly is drawn the screw thread that the pressure load warp leads to.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (5)
1. A novel composite material tie rod assembly for a steering is characterized by comprising a tie rod (1), a left metal sleeve (2), a right metal sleeve (3), a left locking nut (4), a right locking nut (5), a left tie rod ball assembly (6) and a right tie rod ball assembly (7); two ends of the tie rod (1) are respectively connected with one ends of the left metal sleeve (2) and the right metal sleeve (3), and the other ends of the left metal sleeve (2) and the right metal sleeve (3) are respectively in threaded connection with the left pull rod ball head assembly (6) and the right pull rod ball head assembly (7).
2. A novel composite track rod assembly according to claim 1, characterized in that the track rod (1) is a hollow rod made of glass fiber + unsaturated resin.
3. A novel composite tie rod assembly according to claim 1, characterized in that the tie rod (1) is connected at both ends to the left metal sleeve (2) and the right metal sleeve (3) by glue, respectively.
4. The novel composite material tie rod assembly according to claim 1, wherein the left metal sleeve (2) and the right metal sleeve (3) are integrally in a hollow cylindrical shape, and the inner surfaces of the left metal sleeve (2) and the right metal sleeve (3) are respectively processed into left and right internal threads matched with the rod body external threads of the left tie rod ball assembly (6) and the right tie rod ball assembly (7); the outer surfaces of the connecting ends of the left metal sleeve (2) and the right metal sleeve (3) connected with the tie rod (1) are respectively processed into cylinders matched with the inner surface of the tie rod (1), the surfaces of the cylinders are subjected to knurling treatment, and the surface roughness is increased after the knurling treatment, so that the left metal sleeve (2) and the right metal sleeve (3) can be prevented from rotating and being pulled off after being assembled with the tie rod (1) until being bonded stably; the connecting ends of the left metal sleeve (2) and the right metal sleeve (3) and the left pull rod ball head assembly (6) and the right pull rod ball head assembly (7) are processed into squares.
5. The novel composite material tie rod assembly according to claim 1, wherein a left lock nut (4) is disposed between the left metal sleeve (2) and the left tie rod ball assembly (6), and a right lock nut (5) is disposed between the right metal sleeve (3) and the right tie rod ball assembly (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921909118.0U CN211252755U (en) | 2019-11-07 | 2019-11-07 | Novel composite material tie rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921909118.0U CN211252755U (en) | 2019-11-07 | 2019-11-07 | Novel composite material tie rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211252755U true CN211252755U (en) | 2020-08-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921909118.0U Active CN211252755U (en) | 2019-11-07 | 2019-11-07 | Novel composite material tie rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211252755U (en) |
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2019
- 2019-11-07 CN CN201921909118.0U patent/CN211252755U/en active Active
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