CN210000041U - Suspension control arm assembly and vehicle - Google Patents

Abstract

The utility model discloses an suspension control arm assembly and vehicle, suspension control arm assembly includes the control arm body and connects the ball round pin mount pad that just has the ball round pin mounting hole on the control arm body, the relative both sides of ball round pin mount pad are provided with weld part and second weld part respectively, the control arm body includes plate body and the second plate body that the lock rises at , the welding of the plate body is on weld part, and the welding of the second plate body is on the second weld part, wherein, the side of ball round pin mount pad still is provided with the follow the second weld part is to keeping away from the welding anticreep portion that the direction of ball round pin mounting hole extends, the second plate body still with welding anticreep portion welded fastening.

Description

Suspension control arm assembly and vehicle

Technical Field

The utility model relates to the field of vehicle technology, in particular to kinds of suspension control arm assemblies and vehicle.

Background

With the increasing holding amount of automobiles per capita, the requirements of people on the automobiles are not limited to being used as vehicles, and higher requirements on the quality, safety and the like of the automobiles are provided. And for the suspension control arm, the strength requirement of parts is improved, so that the safety of the vehicle is improved, and the market competition is promoted.

Due to the limitation of spatial arrangement and strength of the suspension, the ball pin in the lower control arm of the double-cross arm type independent suspension of more and more vehicle types is pressed on the forged ball pin mounting seat. The ball pin mounting seat of the existing lower control arm of the front suspension adopts the following structural forms that are fixed on the control arm body:

according to the scheme , the welding of the ball pin mounting seat and the control arm body is realized by welding a steel plate and a forged steel material, an anti-falling structure needs to be manufactured to avoid the ball pin seat from falling off due to welding defects, and the anti-falling structure needs to be formed by simultaneously matching and welding the upper plate, the lower plate and the ball pin mounting seat, so that the weight is high and the cost is high;

the second scheme is that the ball pin mounting seat and the control arm body are punched and formed, so that the cost is low, but the strength is weak, the control arm is not suitable for vehicles with large loads, the hole flanging precision of the control arm is poor, the ball pin is easy to loose, and even more, the risk of shaft breakage caused by falling of the ball pin is high;

scheme three, ball round pin mount pad spiro union are on the control arm body, use 4 bolts and nuts more, and this kind of mode increases the manual assembly expense, and cost and weight also increase, and the position of construction bolt need great arrangement space because of guaranteeing bolt installation space in addition, and occupation space is big, needs the cooperation of knuckle position, and bolt mounted position need strict plane degree requirement moreover, has the bolt not hard up, abnormal sound etc. after-sale problem.

Because the connection of the ball pin mounting seat and the control arm body in the prior art has the problems, new technical schemes for connecting the ball pin mounting seat and the control arm body are needed.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing kinds of suspension control arm assemblies and vehicle to there are weak, with high costs, installation space big scheduling problem for the connection of control arm body in the ball round pin mount pad among the solution prior art.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides suspension control arm assemblies, which comprise a control arm body and a ball pin mounting seat which is connected on the control arm body and is provided with a ball pin mounting hole;

the opposite two sides of the ball pin mounting seat are respectively provided with an th welding part and a second welding part, the control arm body comprises a th plate body and a second plate body which are buckled at a position , the th plate body is welded on the th welding part, and the second plate body is welded on the second welding part;

the side of ball pin mount pad still is provided with the follow the second weld part is to keeping away from the welding anticreep portion that the direction of ball pin mounting hole extends, the second plate body still with welding anticreep portion welded fastening.

, a welding hole is formed in the second plate body, and the welding anti-falling part is welded and fixed with the edge of the welding hole.

, a weld bead between the plate body and the weld and a weld bead between the second plate body and the second weld extend in a circumferential direction of the ball pin mounting seat.

, an avoiding groove is arranged on the end face of the ball pin mounting seat connected with the end of the control arm body, the avoiding groove penetrates through from the side with the th welding part to the other side with the second welding part, and the welding anti-falling part is positioned on the side of the avoiding groove.

, a weight-reducing slot is formed on the side of the ball pin mounting seat between the ball pin mounting hole and the control arm body.

, a reinforcing plate is welded and fixed on the plate body.

, a shock absorber bracket is fixedly arranged on the plate body.

, a plurality of positioning holes are arranged on the control arm body and penetrate through the th plate body and the second plate body.

, the suspension control arm assembly further includes a bushing sleeve and a second bushing sleeve disposed at a end of the control arm body distal from the ball pin mount, the bushing sleeve and the second bushing sleeve having a spacing.

The utility model provides an among the technical scheme, the th weld part and the second weld part and this body coupling of control arm that the ball round pin mount pad passes through both sides, but also advance steps and this body coupling of control arm through welding anticreep portion, form atress triangle-shaped, can be so that the welding strength of ball round pin mount pad strengthens, avoid driving the problem that the ball round pin mount pad was unbelded to appear among the vehicle process, the anticreep is effectual, simple structure moreover, low in manufacturing cost.

According to another aspect of the present invention, there is also provided vehicles provided with a suspension control arm assembly as described above, wherein,

a ball pin is pressed in the ball pin mounting hole of the ball pin mounting seat and is connected with a steering knuckle of the vehicle;

the th bushing sleeve and the second bushing sleeve are respectively provided with a bushing therein, and the th bushing sleeve and the second bushing sleeve are respectively connected to the frame of the vehicle through bolts passing through the bushings.

The vehicle has the same advantages over the prior art as the suspension control arm assembly described above, and will not be described herein again.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which form part of the present invention, are provided to provide an understanding of the present invention with respect to step , the exemplary embodiments of the present invention and their description are intended to explain the present invention without forming an undue limitation on the invention.

Fig. 1 is a schematic view of a suspension control arm assembly according to embodiments of the present invention, viewed from the side ;

FIG. 2 is a schematic structural view of the suspension control arm assembly shown in FIG. 1 from the other side;

FIG. 3 is a schematic diagram of a second plate of the suspension control arm assembly;

FIG. 4 is a schematic structural view of a ball pin mount;

FIG. 5 is a schematic view of the ball pin mount from another perspective ;

FIG. 6 is a schematic view of the ball pin mount from side ;

fig. 7 is a sectional structure diagram of the joint of the ball pin mounting seat and the control arm body.

Description of reference numerals:

the damping device comprises a control arm body 1, a control arm body 11, a fourth plate body 12, a second plate body 121, a welding hole 2, a ball pin mounting seat 21, a ball pin mounting hole 22, a welding anti-falling part 22, a welding part 23, a second welding part 24, a avoidance groove 25, a weight reduction groove 26, a positioning hole 3, a bush sleeve 4, a second bush sleeve 5, a damper support 6 and a reinforcing plate 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.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. The term "inside" and "outside" refer to the inside and the outside of the contour of each member itself.

Thus, a feature defined as "", "second" may explicitly or implicitly include at least of that feature.

The utility model provides kinds of suspension control arm assemblies, as shown in fig. 1 and 2, the suspension control arm assembly includes control arm body 1 and connects on control arm body 1 and has ball round pin mount pad 2 of ball round pin mounting hole 21, the relative both sides of ball round pin mount pad 2 are provided with weld part 23 and second weld part 24 respectively (as in fig. 4-7), control arm body 1 includes plate body 11 and second plate body 12 of lock at , plate body 11 welds on weld part 23 (as in the A welding department of fig. 1 and 7), second plate body 12 welds on second weld part 24 (as in the B welding department of fig. 2 and 7);

the side of the ball pin mounting seat 2 is further provided with a welding prevention part 22 extending from the second welding part 24 in a direction away from the ball pin mounting hole 21, and the second plate 12 is further welded and fixed to the welding prevention part 22 (see the C-weld in fig. 2 and 7).

The utility model provides an among the technical scheme, the weld part 23 and the second weld part 24 that ball round pin mount pad 2 passes through both sides are connected with control arm body 1, and still advance steps through welding anticreep portion 22 and be connected with control arm body 1, form atress triangle-shaped, can be so that the welding strength of ball round pin mount pad 2 strengthens, avoid driving the problem that the ball round pin mount pad was unwelded to appear in-process, the anticreep is effectual, moreover, the steam generator is simple in structure, low in manufacturing cost.

The technical solution provided by the present invention will be described in detail through the following embodiments.

In the present embodiment, the plate body 11 is welded to the welded portion 23 by forming a weld bead by welding to the welded portion 23 at the end surface of the plate body 11, and similarly, the second plate body 12 is welded to the second welded portion 24 by welding to the second welded portion 24 at the end surface of the second plate body 12.

More preferably, since the plate body 11 and the second plate body 12 are buckled up at , a side wall surrounding the ball pin mounting seat 2 is formed at end facing the ball pin mounting seat 2, and a bead between the plate body 11 and the weld portion 23 and a bead between the second plate body 12 and the second weld portion 24 extend in the circumferential direction of the ball pin mounting seat 2. that is, not only the weld portion 23 and the second weld portion 24 are welded to the control arm body 1, but also the weld portion 23 and the second weld portion 24 are welded to the control arm body 1 and the bead step extend in the circumferential direction to form a substantially annular bead (in which the side surface of the ball pin mounting seat 2 between the weld portion 23 and the second weld portion 24 is welded to the plate body 11 and the bent portion of the second plate body 12).

In order to facilitate the welding of the second plate body 12 and the welding retaining portion 22, as shown in fig. 2 and 3, a welding hole 121 is formed in the second plate body 12, the welding retaining portion 22 is welded and fixed to an edge of the welding hole 121, and a weld bead formed around the edge of the welding hole 121 is a weld joint C in fig. 7. Of course, other welding methods may be employed as long as the second plate member 12 can be welded to the weld stopper portion 22.

In order to facilitate welding of the control arm body 1 and the ball pin mounting seat 2, the control arm body 1 and the ball pin mounting seat 2 need to be positioned, in the embodiment, the ball pin mounting seat 2 is positioned through the ball pin mounting hole 21, the control arm body 1 is provided with a plurality of positioning holes 3 penetrating through the -th plate body 11 and the second plate body 12, and the control arm body 1 is positioned through the plurality of positioning holes 3.

In the present embodiment, as shown in fig. 1, positioning holes 3 are close to the ball pin mounting seat 2, in order to avoid interference, the ball pin mounting seat 2 is connected to the end face of the end of the control arm body 1, and a groove 25 extending from the side having the welding portion 23 to the side having the second welding portion 24 is provided, and the groove 25 is provided to avoid positioning members such as positioning pins inserted into the positioning holes 3, thereby avoiding interference between the positioning members and the ball pin mounting seat 2, since the groove 25 extends from the side to the side, the welding prevention portion 22 in the present embodiment is located on the side of the groove 25, and does not affect the formation of the groove 25.

It will be understood by those skilled in the art that the avoiding groove 25 may be omitted in the case where the positioning hole 3 is provided so as not to interfere with the ball pin mount 2, and the welding prevention part 22 may be provided at another suitable position of the ball pin mount 2.

In the present embodiment, the side of the ball pin attaching seat 2 is further provided with a lightening groove 26 located between the ball pin attaching hole 21 and the control arm body 1, and as shown in fig. 5, the lightening groove 26 not only plays a role of lightening but also plays a role of reinforcing the rigidity of the ball pin attaching seat 2.

In this embodiment, the suspension control arm assembly further comprises a bushing sleeve 4 and a second bushing sleeve 5 which are arranged at the end of the control arm body 1 far away from the ball pin mounting seat 2, the bushing sleeve 4 and the second bushing sleeve 5 have a spacing, bushings are respectively arranged in the bushing sleeve 4 and the second bushing 5, and the bushing sleeve 4 and the second bushing 5 are connected with the respective bushings in an interference fit mode.

When the control arm body 1 is applied to a vehicle, the th plate body 11 is arranged to face downwards, the second plate body 12 faces downwards, wherein the th plate body 11 is fixedly provided with a shock absorber bracket 6 for mounting a shock absorber, and in addition, the th plate body 11 is provided with a concave part at the position for mounting the shock absorber, and the concave part is adapted to a bush of the shock absorber.

In addition, in order to enhance the rigidity of the control arm body 1, a reinforcing plate 7 is further provided on the th plate body 11, and the reinforcing plate 7 is preferably fixed to the th plate body 11 by welding.

According to another aspect of the present invention, there is also provided vehicles provided with a suspension control arm assembly as described above, wherein,

a ball pin is pressed in the ball pin mounting hole 21 of the ball pin mounting seat 2, the ball pin and the ball pin mounting seat 2 are in press fit interference fit, and the ball pin is connected with a steering knuckle of the vehicle;

the th bushing sleeve 4 and the second bushing sleeve 5 are respectively provided with a bushing therein, and the th bushing sleeve 4 and the second bushing sleeve 5 are respectively connected to the frame of the vehicle by bolts passing through the bushings.

The utility model provides a vehicle adopts the utility model provides a suspension control arm assembly can effective ball round pin mount pad and the risk that the control arm body was opened and is welded and break away from, strengthens the security performance of vehicle.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A suspension control arm assembly, characterized in that it comprises a control arm body (1) and a ball pin mounting seat (2) connected to the control arm body (1) and having a ball pin mounting hole (21);

   the opposite two sides of the ball pin mounting seat (2) are respectively provided with an th welding part (23) and a second welding part (24), the control arm body (1) comprises a th plate body (11) and a second plate body (12) which are buckled at a position , the th plate body (11) is welded on the th welding part (23), and the second plate body (12) is welded on the second welding part (24);

   the side of the ball pin mounting seat (2) is further provided with a welding anti-falling part (22) extending from the second welding part (24) in the direction away from the ball pin mounting hole (21), and the second plate body (12) is further welded and fixed with the welding anti-falling part (22).
2. 2. The suspension control arm assembly according to claim 1, wherein the second plate (12) is provided with a welding hole (121), and the welding stopper (22) is welded and fixed to an edge of the welding hole (121).
3. 3. The suspension control arm assembly according to claim 1, wherein a weld bead between the th plate body (11) and the th weld (23) and a weld bead between the second plate body (12) and the second weld (24) extend in a circumferential direction of the ball pin mount (2).
4. 4. The suspension control arm assembly according to claim 1, wherein an end surface of the ball pin mount (2) connecting the end of the control arm body (1) is provided with an avoiding groove (25) extending through from a side having the welding portion (23) to another side having the second welding portion (24), and the welding prevention portion (22) is located on a side of the avoiding groove (25).
5. 5. The suspension control arm assembly according to claim 1, wherein the side of the ball pin mounting seat (2) is provided with a weight-reducing groove (26) between the ball pin mounting hole (21) and the control arm body (1).
6. 6. The suspension control arm assembly according to claim 1, wherein a reinforcing plate (7) is welded and fixed to the th plate body (11).
7. 7. Suspension control arm assembly according to claim 1, characterized in that a shock absorber support (6) is fixedly arranged on said th plate body (11).
8. 8. The suspension control arm assembly according to claim 1, wherein the control arm body (1) is provided with a plurality of positioning holes (3) penetrating through the th plate body (11) and the second plate body (12).
9. 9. The suspension control arm assembly of any of claims 1-8, further comprising a bushing sleeve (4) and a second bushing sleeve (5) disposed at the end of the control arm body (1) distal from the ball pin mount (2), the bushing sleeve (4) and the second bushing sleeve (5) having a spacing.
10. A vehicle according to claim 9, wherein the vehicle is provided with a suspension control arm assembly according to claim 10, ,

    a ball pin is pressed in the ball pin mounting hole (21) of the ball pin mounting seat (2), and the ball pin is connected with a steering knuckle of the vehicle;

    the th bushing sleeve (4) and the second bushing sleeve (5) are respectively provided with a bushing, and the th bushing sleeve (4) and the second bushing sleeve (5) are respectively connected on the frame of the vehicle through bolts penetrating through the bushings.

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