CN214215418U

CN214215418U - Novel back torsion beam

Info

Publication number: CN214215418U
Application number: CN202023032504.1U
Authority: CN
Inventors: 陈阳; 李幸福
Original assignee: Anhui Vie Automobile Parts Co ltd
Current assignee: Anhui Vie Automobile Parts Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-17
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a belongs to the technical field of auto parts, in particular to a novel rear torsion beam, which comprises a main frame, a main longitudinal arm, an auxiliary longitudinal arm and a wheel hub plate, wherein the left side wall and the right side wall of the main frame are subjected to hydraulic forming, the main longitudinal arm and the auxiliary longitudinal arm are welded on the side wall of the main longitudinal arm and the auxiliary longitudinal arm, the wheel hub plate is welded on the side wall of the main longitudinal arm, a composition plate is welded on the bottom of the main frame, the side wall of the composition plate is welded on the side wall of the main longitudinal arm, a longitudinal arm positioning hole is welded on the top of the main longitudinal arm, a wheel hub bracket is welded on the side wall of the main longitudinal arm, the novel rear torsion beam simplifies the structure by the hydraulic forming through the combined application of parts, reduces the product weight to the maximum extent, improves the assembly stability of the product, the wheel hub plate is connected with the wheel hub bracket for the longitudinal arm, the wheel hub plate is welded with the single layer of the wheel hub bracket, reduces the stress problem generated by the welding of two layers of the traditional structure, the thickness of the single-layer plate of the hub plate is convenient to adjust, the manufacturability is guaranteed, the stability is high, and the cost is easy to reduce.

Description

Novel back torsion beam

Technical Field

The utility model relates to an auto-parts technical field specifically is a novel back torsion beam.

Background

Automobiles are power-driven, non-rail-borne vehicles with 4 or more than 4 wheels, primarily used for: carrying personnel and cargo; a vehicle for towing carrying personnel and cargo.

In the use process of the automobile, various accessories are used, the automobile accessories are units forming the whole automobile and a product serving the automobile, the variety of the automobile accessories is various, and the rear torsion beam is one of the categories of the automobile accessories.

The torsion beam type suspension is a type of automobile rear suspension, balances the vertical jumping of a left wheel and a right wheel through a torsion beam to reduce the shaking of the automobile and keep the stability of the automobile, and belongs to a type of non-independent suspension.

At present, the lightweight is of more important significance to new energy automobiles, the driving mileage can be obviously increased under the condition of keeping the battery capacity unchanged, the existing rear torsion beam needs to be additionally provided with a stabilizer bar to ensure the torsional rigidity, the weight is heavier, the weight is 30% heavier than that of a closed beam, one more step of welding is needed, the process is complicated, the problem of stress is easily caused in the welding of two layers of plates in the traditional structure, the manufacturability and the stability are poor, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel back torsion beam to current back torsion beam who proposes in solving above-mentioned background art needs to add the stabilizer bar and guarantees torsional rigidity, and weight is heavier, and more closed roof beam is heavy 30%, needs one more step of welding, and technology is comparatively loaded down with trivial details, easily produces stress problem in the welding of traditional structure two-layer board, manufacturability and poor stability have increased the problem of cost.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel back torsion beam, includes body frame, main trailing arm, vice trailing arm and wheel hub plate, lateral wall hydraulic forming about the body frame main trailing arm with vice trailing arm, main trailing arm with the lateral wall welding of vice trailing arm the wheel hub plate, the bottom welding of body frame has the compoboard, the lateral wall of compoboard with the lateral wall welding of main trailing arm, the top welding of main trailing arm has the trailing arm locating hole, the lateral wall welding of main trailing arm has the wheel hub support, the lateral wall welding of wheel hub support has the wheel hub plate, the overall structure of vice trailing arm with the overall structure of main trailing arm is the same, the quantity of wheel hub support is two, two wheel hub support mounting is on same water flat line, the lateral wall integrated into one piece of wheel hub plate is connected with the main hole, the main hole sets up two the central point position of wheel hub support.

Preferably, the front side wall of the combination plate is provided with a positioning hole, and the inner circumferential wall of the positioning hole is sleeved with a positioning ring.

Preferably, the side wall of the hub plate is integrally connected with six auxiliary holes.

Preferably, the welding end of the hub plate is arc-shaped, and the arc-shaped end is matched with the circumferential outer wall of the main longitudinal arm.

Preferably, the installation height of the main trailing arm is identical to the installation height of the sub trailing arm.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of novel back torsion beam, through the combination application of accessory, the structure is simplified to hydraulic forming, and reduction product weight in the at utmost improves product assembly stability, and hub plate and wheel hub leg joint for the longitudinal wall, hub plate and wheel hub leg individual layer welding reduce the stress problem that the welding of the two plywood of traditional structure produced, and the adjustment of wheel hub plate individual layer board thickness is more convenient, guarantees the manufacturability, and stability is strong, easily realizes cost reduction.

Drawings

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

FIG. 2 is a schematic view of the hub plate assembly of the present invention;

fig. 3 is a front view of the hub plate of the present invention.

In the figure: the main frame 100, the combined plate 110, the locating hole 120, the main trailing arm 200, the trailing arm locating hole 210, the auxiliary trailing arm 220, the hub plate 300, the main hole 301, the auxiliary hole 302 and the hub bracket 310.

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.

The utility model provides a novel rear torsion beam, which effectively increases manufacturability and stability, reduces cost and reduces stress problems through the combined application of accessories, please refer to fig. 1, fig. 2 and fig. 3, and comprises a main frame 100, a main longitudinal arm 200, an auxiliary longitudinal arm 220 and a hub plate 300;

referring to fig. 1 again, the main frame 100 is connected to the composition plate 110, specifically, the composition plate 110 is welded at the bottom of the main frame 100, the front side wall of the composition plate 110 is provided with a positioning hole 120, and the circumferential inner wall of the positioning hole 120 is sleeved with a positioning ring;

referring to fig. 1 again, the main trailing arm 200 is connected to the main frame 100, specifically, the left and right side walls of the main frame 100 are hydroformed with the main trailing arm 200 and the sub trailing arm 220, the side wall of the combination plate 110 is welded to the side wall of the main trailing arm 200, and the top of the main trailing arm 200 is welded with the trailing arm positioning hole 210;

referring to fig. 1, 2 and 3 again, the hub plate 300 is connected to the main trailing arm 200 and the auxiliary trailing arm 220, specifically, the hub plate 300 is welded to the side walls of the main trailing arm 200 and the auxiliary trailing arm 220, the hub brackets 310 are welded to the side walls of the main trailing arm 200, the hub plate 300 is welded to the side walls of the hub brackets 310, the overall structure of the auxiliary trailing arm 220 is the same as that of the main trailing arm 200, the number of the hub brackets 310 is two, the two hub brackets 310 are installed on the same horizontal line, the side walls of the hub plate 300 are integrally connected with the main hole 301, and the main hole 301 is arranged at the central point of the two hub brackets 310;

in particular use: firstly, a main trailing arm 200 and an auxiliary trailing arm 220 are combined at two ends of a main frame 100, the tops of the main trailing arm 200 and the auxiliary trailing arm 220 are connected with a trailing arm positioning hole 210, a combination plate 110 is welded among the main frame 100, the main trailing arm 200 and the auxiliary trailing arm 220, the combination plate 110 is provided with a positioning hole 120 which is convenient for matching and positioning, the side walls of the main trailing arm 200 and the auxiliary trailing arm 220 are connected with a hub plate 300 through hub brackets 310, the welding end of the hub plate 300 is arc-shaped and is matched with the circumferential outer wall of the main trailing arm 200, the hub plate 300 is provided with a main hole 301 and an auxiliary hole 302 which are convenient for external combination use, the number of the hub brackets 310 is two, the two hub brackets 310 are arranged on the same horizontal line, the stability and consistency of the stress process are convenient to ensure, the structure is simplified through hydraulic forming, the product weight is reduced to the maximum extent, the stress problem generated by welding two layers of the traditional structure is reduced, the thickness of the hub plate 300 is conveniently adjusted, the manufacturability is ensured, the stability is strong, and the cost reduction is easy to realize;

referring to fig. 3 again, in order to facilitate positioning with the main holes 301, specifically, the side wall of the hub plate 300 is integrally connected with six auxiliary holes 302.

Referring to fig. 1 again, in order to ensure the effectiveness and stability of the combination of the hub plate 300 and the main trailing arm 200, specifically, the welding end of the hub plate 300 is arc-shaped, and the arc-shaped is matched with the circumferential outer wall of the main trailing arm 200.

Referring to fig. 1 again, in order to ensure stability during use, in particular, the installation height of the main trailing arm 200 is identical to that of the sub trailing arm 220.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a novel back torsion beam which characterized in that: the hydraulic wheel hub comprises a main frame (100), a main longitudinal arm (200), an auxiliary longitudinal arm (220) and a hub plate (300), wherein the left side wall and the right side wall of the main frame (100) are subjected to hydraulic forming, the main longitudinal arm (200) and the auxiliary longitudinal arm (220) are welded through the side wall of the main longitudinal arm (200), the hub plate (300) is welded through the bottom of the main frame (100), a combination plate (110) is welded through the side wall of the combination plate (110) and the side wall of the main longitudinal arm (200) are welded through the side wall of the main longitudinal arm (200), a longitudinal arm positioning hole (210) is welded through the top of the main longitudinal arm (200), a hub support (310) is welded through the side wall of the main longitudinal arm (200), the hub plate (300) is welded through the side wall of the hub support (310), the integral structure of the auxiliary longitudinal arm (220) is identical to the integral structure of the main longitudinal arm (200), the number of the hub supports (310) is two, and the hub supports (310) are arranged on the same horizontal line, the side wall of the hub plate (300) is integrally connected with a main hole (301), and the main hole (301) is formed in the center point of the two hub brackets (310).

2. The novel rear torsion beam according to claim 1, wherein: the front side wall of the combined plate (110) is provided with a positioning hole (120), and the circumferential inner wall of the positioning hole (120) is sleeved with a positioning ring.

3. The novel rear torsion beam according to claim 2, wherein: the side wall of the hub plate (300) is integrally connected with auxiliary holes (302), and the number of the auxiliary holes (302) is six.

4. The novel rear torsion beam according to claim 3, wherein: the welding end of the hub plate (300) is arc-shaped, and the arc-shaped end is matched with the circumferential outer wall of the main trailing arm (200).

5. The novel rear torsion beam according to claim 4, wherein: the installation height of the main trailing arm (200) is consistent with that of the auxiliary trailing arm (220).