CN219988926U

CN219988926U - High-strength stamping control arm for automobile

Info

Publication number: CN219988926U
Application number: CN202321742801.6U
Authority: CN
Inventors: 赵苏苏; 季茂旺; 季介全; 吴肖骏; 俞红峰; 牛立志
Original assignee: Taizhou Top Auto Parts Co ltd
Current assignee: Taizhou Top Auto Parts Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2023-11-10
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a high-strength stamping control arm for an automobile, which comprises the following components: the upper plate is transversely placed, and a concave hole is formed in the middle of the upper plate; the lower plate is positioned below the upper plate, the upper plate is correspondingly connected with the plate edge of the lower plate, the outer sides of the first ends of the upper plate and the lower plate are jointly connected with the ball hinge connecting frame, and the second ends and the third ends of the upper plate and the lower plate are jointly connected with the sleeve; the inner side of the upper plate at the upper end part of the concave hole is provided with a circle of radially inward inner convex ribs, and the outer convex ribs are fixedly connected with the inner convex ribs in a matched mode. The utility model solves the problems of high stamping difficulty of the control arm, complex stamping and welding procedures and part failure caused by weld fatigue in the prior art.

Description

High-strength stamping control arm for automobile

Technical Field

The utility model relates to the field of automobile parts, in particular to a high-strength stamping control arm for an automobile.

Background

The parts are stressed complex, the weight of the vehicle is increased continuously along with the continuous increase of the vehicle type of the vehicle, the loading is more severe, and the requirements of the market are met through structural design and material selection. The process difficulty of stamping the high-strength steel plate is high, and how to meet the design requirement in the design and reduce the process difficulty is one important point of the design requirement.

In the prior art, the control arm can be used for completing the connection of all parts of an automobile and bearing loads, but the control arm in the prior art is high in processing difficulty, complex in stamping and welding procedures and high in welding fatigue problems, the service life of the control arm is short, the production cost is high, and the economic benefit is low.

Disclosure of Invention

The utility model provides a high-strength stamping control arm for an automobile, which solves the problems of high stamping difficulty, complex stamping and welding procedures and part failure caused by weld fatigue of the control arm in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high strength press control arm for an automobile, comprising:

the upper plate is transversely placed, and a concave hole is formed in the middle of the upper plate;

the lower plate is positioned below the upper plate, the upper plate is correspondingly connected with the plate edge of the lower plate, the outer sides of the first ends of the upper plate and the lower plate are jointly connected with the ball hinge connecting frame, and the second ends and the third ends of the upper plate and the lower plate are jointly connected with the sleeve;

the inner side of the upper plate at the upper end part of the concave hole is provided with a circle of radially inward inner convex ribs, and the outer convex ribs are fixedly connected with the inner convex ribs in a matched mode.

Preferably, the upper plate and the lower plate are both in a U-shaped plate structure, and the positions of the upper plate and the lower plate close to the end parts are both provided with corresponding positioning holes.

Preferably, the upper plate is provided with at least one upper plate strength groove at the side part of the concave hole, and the lower plate is provided with a lower plate strength groove at the position corresponding to the upper plate strength groove.

Preferably, the second end and the third end of the upper plate are respectively provided with a first arc of the upper plate and a second arc of the upper plate, the lower plate is respectively provided with a first arc of the lower plate and a second arc of the lower plate at the second end and the third end, and the first arc of the upper plate and the first arc of the lower plate and the second arc of the upper plate and the second arc of the lower plate are correspondingly matched and concentric with each other in diameter and are welded with the side wall of the sleeve.

Preferably, the lower edge of the side wall of the upper plate is provided with a convex edge, and the convex edge is welded with the upper edge of the side wall of the lower plate.

Preferably, at least one fastener is arranged at the upper part of the lower plate, and the fastener is matched with the connecting plate in the height direction.

Preferably, the fastening pieces are a pair arranged side by side, and a convex hull is arranged on the lower plate at a position between the pair of fastening pieces.

Preferably, a stabilizer bar connecting rod connecting bracket is arranged on one side of the concave hole on the upper plate.

Compared with the prior art, the utility model has the beneficial effects that:

the processing is simple, reduces the punching press degree of difficulty through the cooperation connection of bumper shock absorber connecting plate and upper plate, and the chimb that the upper plate lower limb set up welds mutually with the lower plate and reduces the welding degree of difficulty, and rectangular stabilizer bar connecting rod linking bridge that the upper plate set up simultaneously reduces the fatigue problem of welding seam, increases life, reduction in production cost improves the economic benefits of whole production.

Drawings

FIG. 1 is a subjective isometric view of the present utility model;

FIG. 2 is a front cross-sectional view of the structure of the present utility model;

FIG. 3 is a front view of the lower plate of the present utility model;

FIG. 4 is a front view of the upper plate of the present utility model;

FIG. 5 is a front view of the present utility model with the shock absorber attachment plate removed;

fig. 6 is a left side view of the present utility model.

Reference numerals:

1. and (3) an upper plate: 101. a first arc of the upper plate; 102. a second arc of the upper plate; 103. an inner convex rib; 104. an upper plate reinforcing groove; 105. concave holes; 106. a convex edge; 2. a lower plate; 201. a lower plate first arc; 202. a lower plate second arc; 203. convex hulls; 204. a lower plate reinforcing groove; 3. a shock absorber connecting plate; 301. a convex rib; 4. sleeve pipe: 5. the stabilizer bar connecting rod is connected with the bracket; 6. positioning holes; 7. a fastener; 8. ball hinge connection frame.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1-6, the utility model solves the problems of high stamping difficulty, complex stamping and welding procedures and part failure caused by weld fatigue of a control arm in the prior art, and provides an embodiment: a high strength press control arm for an automobile, comprising:

the upper plate 1 is transversely arranged, and an elliptical concave hole 105 is formed in the middle of the upper plate 1, so that the connecting plate 3 of the shock absorber is conveniently connected;

the lower plate 2 is positioned below the upper plate 1, the upper plate 1 and the plate edge of the lower plate 2 are correspondingly connected, the outer sides of the first ends of the upper plate 1 and the lower plate 2 are jointly connected with the ball hinge connecting frame 8, a through hole is punched in the middle of the ball hinge bracket to facilitate connection of the ball hinge, the connection seeking connection prevents the ball center HP1 of the ball hinge from being far away from the body to cause the rigidity difference of the control arm along the Y direction of the whole automobile, the second end and the third end of the control arm are jointly connected with the sleeve 4, and the distance between the two ends is moderate to facilitate sleeving into the sleeve;

the inside bumper shock absorber connecting plate 3 that links to each other with lower plate 2 that is provided with of shrinkage pool 105, bumper shock absorber connecting plate 3 periphery be provided with the radially outwards evagination muscle 301 of round, upper plate 1 in shrinkage pool 105 upper end inboard install the radially inwards interior evagination muscle 103 of round, evagination muscle 301 and interior evagination muscle 103 cooperation fixed connection, set up interior evagination muscle 103 in the upper end position and reduced the punching press degree of difficulty, reduce the punching procedure.

In this embodiment, as shown in fig. 1, the upper plate 1 and the lower plate 2 are both in a "U" shaped plate structure, and the positions of the two near the ends are all provided with three corresponding positioning holes 6, and the positioning holes 6 are matched to facilitate positioning of the welding positions of the upper plate and the lower plate.

In this embodiment, an elongated upper plate strength groove 104 is formed on the upper plate 1 at the side of the concave hole 105, and an elongated lower plate strength groove 204 is formed on the lower plate 2 at a position corresponding to the upper plate strength groove 104, wherein the strength groove is used for improving the overall strength of the structure.

In this embodiment, as shown in fig. 3-4, the second end and the third end of the upper plate 1 are respectively provided with an upper plate first arc 101 and an upper plate second arc 102, the lower plate 2 is respectively provided with a lower plate first arc 201 and a lower plate second arc 202 at the second end and the third end, the upper plate first arc 101 and the lower plate first arc 201 and the upper plate second arc 102 and the lower plate second arc 202 are correspondingly matched and concentric with each other in diameter, and are welded with the side wall of the sleeve 4, the sleeve 4 is circular, and when the arcs of the upper plate 1 and the lower plate 2 are matched with each other, the connection between the sleeve 4 and the upper plate and the lower plate is smoother.

In this embodiment, the upper plate 1 lateral wall lower limb be provided with chimb 106, chimb 106 and the lateral wall upper limb welded connection of hypoplastron 2, upper plate 1 whole volume slightly be greater than hypoplastron 2, the chimb 106 of convenient upper plate weld with hypoplastron mutually, increase overall structure's intensity, reduce the welding degree of difficulty.

In this embodiment, at least one fastening member 7 is disposed on the upper portion of the lower plate 2, and the height direction of the fastening member 7 is matched with the connecting plate 3.

In this embodiment, it is characterized in that: the fastener 7 be a pair of setting up side by side, the lower plate 2 on be located the position between a pair of fastener 7 and be provided with bellied convex closure 203, fastener 7 adopt the plug screw to provide the required high bearing of bumper shock absorber and high rigidity requirement, and the convex closure 203 that sets up increases the rigidity of body along the bumper shock absorber direction, set up simultaneously at upper plate 1 and dodge the recess and dodge the bumper shock absorber.

In this embodiment, as shown in fig. 1, a stabilizer bar connecting bracket 5 is disposed on one side of the upper plate 1, which is located on the concave hole 105, and the stabilizer bar connecting bracket 5 is in a long plate shape, so as to reduce the fatigue degree of the welding seam and increase the service life of the whole structure. It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Claims

1. A high strength press control arm for an automobile, comprising:

the upper plate (1), the said upper plate (1) is placed transversely and the middle part opens a concave hole (105);

the lower plate (2), the said lower plate (2) locates under upper plate (1), upper plate (1) links to each other with the board limit of the lower plate (2) correspondingly, and the said upper plate (1) connects the ball hinge joint link (8) together with the first end outside of the lower plate (2), second end and third end of the two connect the thimble (4) together;

the novel shock absorber is characterized in that a shock absorber connecting plate (3) connected with a lower plate (2) is arranged inside the concave hole (105), a circle of radially outwards protruding ribs (301) are arranged on the periphery of the shock absorber connecting plate (3), a circle of radially inwards protruding ribs (103) are arranged on the inner side of the upper end portion of the concave hole (105) of the upper plate (1), and the protruding ribs (301) are fixedly connected with the protruding ribs (103) in a matched mode.

2. The high strength press control arm for an automobile according to claim 1, wherein: the upper plate (1) and the lower plate (2) are of U-shaped plate structures, and corresponding positioning holes (6) are formed in positions close to the end parts of the upper plate and the lower plate.

3. The high strength press control arm for an automobile according to claim 1, wherein: at least one upper plate strength groove (104) is formed in the side portion of the concave hole (105) of the upper plate (1), and a lower plate strength groove (204) is formed in the position, corresponding to the upper plate strength groove (104), of the lower plate (2).

4. The high strength press control arm for an automobile according to claim 1, wherein: the second end and the third end of the upper plate (1) are respectively provided with an upper plate first arc (101) and an upper plate second arc (102), the lower plate (2) is respectively provided with a lower plate first arc (201) and a lower plate second arc (202) at the second end and the third end, and the upper plate first arc (101) and the lower plate first arc (201) and the upper plate second arc (102) and the lower plate second arc (202) are correspondingly matched and concentric with each other in diameter and are connected with the side wall of the sleeve (4) in a welded mode.

5. The high strength press control arm for an automobile according to claim 1, wherein: the lower edge of the side wall of the upper plate (1) is provided with a convex edge (106), and the convex edge (106) is welded with the upper edge of the side wall of the lower plate (2).

6. The high strength press control arm for an automobile according to claim 1, wherein: at least one fastener (7) is arranged on the upper portion of the lower plate (2), and the fastener (7) is matched with the connecting plate (3) in the height direction.

7. The high strength press control arm for an automobile according to claim 6, wherein: the fastening pieces (7) are arranged in parallel, and convex hulls (203) are arranged on the lower plate (2) and positioned between the pair of fastening pieces (7).

8. The high strength press control arm for an automobile according to claim 6, wherein: a stabilizer bar connecting rod connecting bracket (5) is arranged on one side of the upper plate (1) located in the concave hole (105).