CN116279795A - Integrated steering knuckle structure - Google Patents

Abstract

The invention relates to an integrated steering knuckle structure which comprises a steering knuckle body and a steering connecting structure body, wherein the steering knuckle body and the steering connecting structure body are of an integrated structure; the integrated steering knuckle structure is applied to a steering drive axle, and the steering knuckle body and the steering structure connecting structure are formed by integral forging, so that a plurality of connecting bolts between the steering knuckle body and the steering structure connecting structure in the prior art are omitted, the types and the number of parts are reduced, and the overall structure is simple and the space arrangement is compact; meanwhile, the corresponding connecting structure between the steering knuckle body and the steering structure connecting structure is omitted, the structure and the assembly process of the steering knuckle are simplified, the possibility of failure of connecting parts due to damage is avoided, and the connecting strength between every two parts is greatly improved.

Description

An integrated steering knuckle structure

technical field

The invention relates to the technical field of automobile steering drive axles, in particular to an integrated steering knuckle structure.

Background technique

The steering knuckle of an automobile steering drive axle is one of the important parts in the steering axle of an automobile. In the prior art, the material of the steering knuckle generally adopts steel. This kind of material has a high density, which will lead to a large weight of the steering knuckle, which is inconsistent with the increasingly urgent lightweight demand of the automotive market. In the prior art, several bolts are commonly used to connect the steering knuckle for the steering drive axle of an automobile and the connecting steering structure. This connection method requires a large number of parts, high machining requirements for the matching positioning part, and complicated assembly process, resulting in high overall cost of the existing structure. On the other hand, when the connecting bolts are aged and corroded, it is difficult to disassemble after sales; and the failure of the bolt connection will cause relative displacement of the connecting parts, which will cause brake failure and affect driving safety.

Contents of the invention

The purpose of the present invention is to provide an integrated steering knuckle structure in view of the deficiencies of the prior art, which solves the problem that several bolts are generally used between the steering knuckle and the connecting steering structure of an automobile steering drive axle, resulting in high processing requirements and complicated assembly processes. , high comprehensive cost; and when the connecting bolts are aged and corroded, it is difficult to disassemble after sales.

The present invention is realized by adopting the following technical solutions:

An integrated steering knuckle structure, comprising: a steering knuckle body and a steering connection structure, the steering knuckle body and the steering connection structure being integrally formed.

Preferably, the steering knuckle is made of forged aluminum.

Preferably, the steering knuckle is provided with a plurality of reinforcing ribs; the plurality of reinforcing ribs are arranged facing opposite sides of the steering knuckle body and arranged along the circumference of the steering connection structure.

Preferably, the steering knuckle body is provided with a central hole; the circumference of the central hole is provided with a plurality of shaft head bolt connection holes.

Preferably, the steering knuckle body is further provided with a lightening hole, and the lightening hole is arranged on the side of the central hole away from the steering connection structure.

Preferably, the steering knuckle body is further provided with a plurality of brake caliper connection holes; the plurality of brake caliper connection holes are arranged facing opposite sides of the steering knuckle body.

Preferably, the steering knuckle body is also provided with a plurality of ABS sensor holes and a plurality of ABS sensor fixing bolt holes.

Preferably, the steering knuckle body is also provided with a plurality of ventilation holes.

Compared with the prior art, the present invention has the following beneficial technical effects:

The integrated steering knuckle structure of the present invention is applied to the steering drive axle, and the connection between the steering knuckle body and the steering structure connection structure is formed by integral forging, which saves the connection between the steering knuckle body and the steering structure connection structure in the prior art. Several connecting bolts between them reduce the type and quantity of parts, making the overall structure simple and the space arrangement compact; at the same time, the corresponding connection structure between the steering knuckle body and the steering structure connection structure is omitted, which simplifies the structure and assembly of the steering knuckle At the same time, it also avoids the possibility of damage and failure of the connecting parts, greatly improves the connection strength between each two parts, and improves driving safety.

Description of drawings

Below in conjunction with accompanying drawing, invention is further described:

Fig. 1 is a first direction schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic view of the second direction of the overall structure of the present invention;

Fig. 3 is a schematic diagram of the third direction of the overall structure of the present invention.

Explanation of reference signs

1-steering knuckle body, 2-steering connecting structure, 11-weight reducing hole, 12-shaft head bolt connection hole, 13-first reinforcing rib, 14-second reinforcing rib, 15-brake caliper connecting hole, 151 -Reinforcing ribs for connecting holes of the first brake caliper, 152-Reinforcing ribs for connecting holes of the second brake caliper, 153-Reinforcing ribs for connecting holes of the third brake caliper, 16-ABS sensor holes, 17-ABS sensor fixing bolt holes, 18 - Air vents.

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting", "installation" and "connection" should be interpreted in a broad sense, for example, it can be a fixed connection or an optional connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Figure 1-3, an integrated steering knuckle structure includes a steering knuckle body 1 and a steering connection structure 2, the steering knuckle body 1 and the steering connection structure 2 are integrally formed; the steering knuckle body 1 and the steering The connection structure 2 is integrated, eliminating the need for several connecting bolts between the steering knuckle body 1 and the steering connection structure 2 in the prior art, reducing the type and quantity of parts, making the overall structure simple and the space arrangement compact; The corresponding connection structures on the steering knuckle body 1 and the steering connection structure 2, such as connecting through holes, connecting bosses, etc., simplify the structure and assembly process of the steering knuckle, and at the same time avoid the possibility of damage and failure of the connecting parts , which greatly improves the connection strength between every two parts;

In one embodiment of the present invention, the steering knuckle is made of forged aluminum, which can greatly reduce the weight of parts and realize light weight;

In one embodiment of the present invention, a plurality of reinforcing ribs are arranged on the steering knuckle; the plurality of reinforcing ribs are arranged facing the opposite side of the steering knuckle body 1, and are arranged along the circumference of the steering connection structure 2; in this embodiment , the steering knuckle is provided with a first reinforcing rib 13 and a second reinforcing rib 14, the first reinforcing rib 13 and the second reinforcing rib 14 are respectively arranged on the left and right sides of the steering knuckle body 1, and extend to the steering connecting structure 2 ;

In one embodiment of the present invention, the steering knuckle body 1 is provided with a central hole; the circumference of the central hole is provided with a plurality of bolt connection holes 12 for the shaft head;

In one embodiment of the present invention, the steering knuckle body 1 is also provided with a weight-reducing hole 11, and the weight-reducing hole 11 is arranged on the side of the center hole away from the steering connection structure 2; the weight-reducing hole 11 is used for weight reduction, and can Using square holes;

In one embodiment of the present invention, the steering knuckle body is also provided with a plurality of brake caliper connection holes 15; the plurality of brake caliper connection holes 15 are set facing the opposite side of the steering knuckle body 1; in this embodiment, The number of brake caliper connecting holes 15 is eight, and every two holes are a group, and there are four groups in total. Optionally, three groups of them are provided with reinforcing ribs, which are respectively the first brake caliper connecting hole reinforcing rib 151, the second The reinforcing rib 152 in the connecting hole of the second brake caliper and the reinforcing rib 153 in the connecting hole of the third brake caliper;

In one embodiment of the present invention, the steering knuckle body 1 is also provided with a plurality of ABS sensor holes 16 and a plurality of ABS sensor fixing bolt holes 17. In this embodiment, the ABS sensor holes 16 and the ABS sensor fixing bolt holes 17 The number is one, and the ABS sensor hole 16 and the ABS sensor fixing bolt hole 17 are arranged on the side of the central hole close to the steering connection structure 2, for subsequent installation of the ABS sensor;

In one embodiment of the present invention, the steering knuckle body 1 is also provided with a plurality of ventilation holes 18. In this embodiment, the number of ventilation holes 18 is two, and the ventilation holes 18 are arranged in the central hole close to the steering connection structure. 2 on one side for exhaust.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and scope of the same elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still understand the foregoing The technical solutions recorded in each embodiment are modified, or some of the technical features are replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (8)

1. An integrated steering knuckle structure, characterized by comprising: a steering knuckle body and a steering connection structure, the steering knuckle body and the steering connection structure being integrally formed. 2. The integrated steering knuckle structure according to claim 1, wherein the steering knuckle is made of forged aluminum. 3. The integrated steering knuckle structure according to claim 1, characterized in that, the steering knuckle is provided with a plurality of reinforcing ribs; the plurality of reinforcing ribs are arranged facing opposite sides of the steering knuckle body, and along the steering knuckle The connection structure is arranged circumferentially. 4 . The integrated steering knuckle structure according to claim 1 , wherein a central hole is provided on the steering knuckle body; and a plurality of shaft head bolt connection holes are provided around the center hole. 5 . 5 . The integrated steering knuckle structure according to claim 4 , wherein the steering knuckle body is further provided with a lightening hole, and the lightening hole is arranged on a side of the central hole away from the steering connection structure. 6 . 6. The integrated steering knuckle structure according to claim 1, characterized in that, the steering knuckle body is also provided with a plurality of brake caliper connection holes; the plurality of brake caliper connection holes are arranged to face the direction of the steering knuckle the opposite side of the body. 7. The integrated steering knuckle structure according to claim 1, wherein the steering knuckle body is further provided with a plurality of ABS sensor holes and a plurality of ABS sensor fixing bolt holes. 8. The integrated steering knuckle structure according to claim 1, characterized in that, the steering knuckle body is further provided with a plurality of air holes.

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