CN219856707U - Suspension control arm, suspension assembly and vehicle - Google Patents
Suspension control arm, suspension assembly and vehicle Download PDFInfo
- Publication number
- CN219856707U CN219856707U CN202321006708.9U CN202321006708U CN219856707U CN 219856707 U CN219856707 U CN 219856707U CN 202321006708 U CN202321006708 U CN 202321006708U CN 219856707 U CN219856707 U CN 219856707U
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- Prior art keywords
- control arm
- plate body
- suspension
- sleeve
- side wall
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- 239000000725 suspension Substances 0.000 title claims abstract description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 30
- 238000005452 bending Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to an automobile chassis part, in particular to a suspension control arm, a suspension assembly and a vehicle, wherein the suspension control arm comprises a control arm body which is integrally formed by stamping, mounting parts for fixing a sleeve are formed at two ends of the control arm body along the length direction, and the inner side wall of the sleeve is connected with the outer side wall of a bushing in a matched manner; the control arm body comprises a first plate body and a second plate body which are oppositely arranged, and a side plate connected with the first plate body and the second plate body. The utility model also provides a suspension assembly comprising the suspension control arm. The utility model also provides a vehicle comprising the suspension assembly. The utility model can solve the problems of more manufacturing procedures and high cost of the traditional control arm and improve the dimensional accuracy of the suspension control arm.
Description
Technical Field
The utility model relates to an automobile chassis part, in particular to a suspension control arm, a suspension assembly and a vehicle.
Background
The suspension system is a connecting system among wheels, a vehicle body and a vehicle frame, and comprises an elastic element, a guide mechanism, a shock absorber and the like, wherein the control arm is one of the guide mechanism elements. In the running process of the automobile, because of the vibration and steering requirements caused by road surface change, the wheels can naturally generate up-and-down runout and left-and-right swing, and part of force generated by the movement of the wheels can be transmitted to the automobile body through the control arm, so that the performance of the control arm directly influences the safety, comfort and control stability of the automobile, and the control arm must have certain rigidity and reliability.
Referring to fig. 1, the existing control arm adopts an upper plate 6 and a lower plate 7 to be buckled and welded to form a control arm body, and press-fit bushings 5 are welded at two ends of the arm body to form a control arm assembly. There are two problems: 1) Because the control arm body is welded by buckling the upper plate and the lower plate, the welding line deformation causes poor dimensional accuracy of the assembly. 2) The buckling weld joints of the upper plate and the lower plate of the control arm are long, and the welding process has high cost and low efficiency.
Disclosure of Invention
The utility model aims to provide a suspension control arm, a suspension assembly and a vehicle, which can solve the problems of more manufacturing procedures and high cost of the traditional control arm and improve the dimensional accuracy of the suspension control arm.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
in a first aspect, the present utility model provides a suspension control arm, including an integrally stamped control arm body, wherein two ends of the control arm body along a length direction are formed with mounting portions for fixing a sleeve, and an inner side wall of the sleeve is connected with an outer side wall of a bushing in a matching manner;
the control arm body comprises a first plate body and a second plate body which are oppositely arranged, and a side plate connected with the first plate body and the second plate body.
Further, the first plate body and the second plate body are arranged at intervals along the upper and lower directions, and the front edges of the first plate body and the second plate body are fixedly connected with the upper edges and the lower edges of the side plates respectively.
Further, the back side edge of the first plate body is bent to form a first reinforcing flanging, and the back side edge of the second plate body is bent to form a second reinforcing flanging.
Further, the first reinforcing flanging is formed by upwardly bending the rear side edge of the first plate body; the second reinforcing flanging is formed by downwards bending the rear side edge of the second plate body.
Further, the width of the first reinforcing flange is 5-8 mm, and the width of the second reinforcing flange is 5-8 mm.
Further, the mounting portion includes a first mounting hole provided at an end portion of the first plate body and a second mounting hole provided at an end portion of the second plate body and corresponding to the first mounting hole.
Further, the outer side wall of the upper part of the sleeve is welded and fixed with the inner side wall of the first mounting hole, and the outer side wall of the lower part of the sleeve is welded and fixed with the inner side wall of the second mounting hole.
Further, the upper end and the lower end of the sleeve pipe are both arranged protruding from the surface of the control arm body.
In a second aspect, the present utility model provides a suspension assembly comprising a suspension control arm according to the present utility model.
In a third aspect, the present utility model provides a vehicle comprising a suspension assembly according to the present utility model.
The utility model has the beneficial effects that:
1. the control arm body is integrally formed by stamping, and the problem of thermal deformation caused by welding is solved, so that the precision of the control arm body can be ensured, the strength of the control arm body can be ensured, and the problems of high control difficulty of the dimensional precision of the traditional control arm, multiple manufacturing procedures and high cost are effectively solved.
2. According to the utility model, the rear side edge of the first plate body is bent to form the first reinforcing flanging, and the rear side edge of the second plate body is bent to form the second reinforcing flanging, so that the structural strength of the control arm body is improved. Meanwhile, the first reinforcing flanging is formed by upwardly bending the rear side edge of the first plate body; the second reinforcing flanging is formed by downwards bending the rear side edge of the second plate body, so that the process formability is improved, the forming difficulty is reduced, and the manufacturing is convenient.
3. The utility model limits the width of the first reinforcing flanging to 5-8 mm, the width of the second reinforcing flanging to 5-8 mm, if the width is too small, the process formability of the control arm body can be affected, the manufacturing difficulty is increased, and if the width is too large, the material waste can be caused, and the manufacturing cost is increased.
4. According to the utility model, the two ends of the control arm body along the length direction are provided with the mounting parts for fixing the sleeve, the inner side wall of the sleeve is connected with the outer side wall of the sleeve in a matched manner, namely, the sleeve is used as a mounting point of the sleeve, compared with the conventional sleeve which is directly in interference fit with the through hole on the control arm body, the requirement on the coaxiality of the through hole on the control arm body is higher, the requirement on the stamping forming precision is higher, and the coaxiality of the mounting point of the sleeve can be better controlled by the sleeve, so that the assembly efficiency of the sleeve is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the description of the embodiments or the prior art will be briefly introduced below, it being obvious that the drawings in the description below are only some examples of the present utility model.
FIG. 1 is a schematic structural view of a prior art suspension control arm;
fig. 2 is a schematic view of the structure of the suspension control arm according to the present utility model.
FIG. 3 is a second schematic view of the structure of the suspension control arm according to the present utility model.
In the figure, 1-first plate body, 11-first reinforcing flange, 12-first mounting hole, 2-second plate body, 21-second reinforcing flange, 22-second mounting hole, 3-side plate, 4-sleeve, 5-bushing, 6-upper plate and 7-lower plate.
Detailed Description
Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
Referring to fig. 2 and 3, the suspension control arm shown in the first embodiment includes a control arm body formed by integral stamping, wherein mounting portions for fixing a sleeve 4 are formed at two ends of the control arm body along a length direction, and an inner side wall of the sleeve 4 is connected with an outer side wall of a bushing 5 in a matching manner; the control arm body comprises a first plate body 1, a second plate body 2 and a side plate 3, wherein the first plate body 1 and the second plate body 2 are oppositely arranged along the up-down direction at intervals, and the side plate 3 is used for connecting the first plate body 1 and the second plate body 2. Because the control arm body is integrally formed by stamping, the problem of thermal deformation caused by welding is solved, so that the precision of the control arm body can be ensured, the strength of the control arm body can be ensured, and the problems of high control difficulty of the dimensional precision of the traditional control arm, multiple manufacturing procedures and high cost are effectively solved.
According to the utility model, the sleeve 4 is used as the mounting point of the bushing 5, compared with the conventional bushing which is directly in interference fit with the through hole on the control arm body, the requirement on the coaxiality of the through hole on the control arm body is higher, and the requirement on the stamping forming precision is higher, and the coaxiality of the mounting point of the bushing 5 can be better controlled by the sleeve 4, so that the assembly efficiency of the bushing is improved.
As a preferred implementation manner of the embodiment, the front edges of the first plate body 1 and the second plate body 2 are fixedly connected with the upper edge and the lower edge of the side plate 3 respectively, so that the integrated stamping forming is facilitated, and the processing difficulty is low.
As a preferred implementation manner of this embodiment, in order to improve the structural strength of the control arm body, the rear edge of the first plate body 1 is bent to form a first reinforcing flange 11, and the rear edge of the second plate body 2 is bent to form a second reinforcing flange 21. Specifically, the first reinforcing flange 11 is formed by bending upward the rear edge of the first plate body 1; the second reinforcing flange 21 is formed by bending the rear side edge of the second plate body 2 downwards, namely, the first reinforcing flange 11 and the second reinforcing flange 21 extend towards the direction away from the control arm body, so that the process formability is improved, the forming difficulty is reduced, and the manufacturing is convenient.
Preferably, the width of the first reinforcing flange 11 is 5mm, the width of the second reinforcing flange 21 is 5mm, and reasonable width arrangement ensures that the structural strength of the control arm body is improved, and meanwhile material waste is avoided. If the width is too small, the process formability of the control arm body is affected, the manufacturing difficulty is increased, and if the width is too large, the material waste is caused, and the manufacturing cost is increased. It should be noted that the widths of the first reinforcing bead 11 and the second reinforcing bead 21 can be reasonably determined according to CAE simulation analysis.
As a preferred implementation manner of this embodiment, the mounting portion includes a first mounting hole 12 disposed at an end portion of the first plate body 1 and a second mounting hole 22 disposed at an end portion of the second plate body 2 and corresponding to the first mounting hole 12, where the positions of the first mounting hole 12 and the second mounting hole 22 correspond to each other in an up-down direction, so that the first mounting hole and the second mounting hole can be punched in place in one step, and the position accuracy between the first mounting hole and the second mounting hole can be better ensured, so that the sleeve 4 can be effectively assembled.
Preferably, the outer side wall of the upper part of the sleeve 4 is welded and fixed with the inner side wall of the first mounting hole 12, the outer side wall of the lower part of the sleeve 4 is welded and fixed with the inner side wall of the second mounting hole 22, the connection is stable and reliable, the connection strength between the sleeve 4 and the control arm body is ensured, and the working stability of the suspension control arm is further improved.
The upper end and the lower end of the sleeve 4 are both arranged protruding from the surface of the control arm body, so that an accommodating space is reserved for a welding line between the control arm body and the sleeve 4, and interference between the welding line and the bushing 5 in the sleeve 4 is avoided.
A second embodiment of a suspension assembly includes a suspension control arm according to the first embodiment of the present utility model.
In a third embodiment, a vehicle includes a suspension assembly according to the first embodiment of the present utility model.
The above embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model.
Claims (8)
1. A suspension control arm, characterized by: the control arm comprises a control arm body which is integrally formed by stamping, wherein mounting parts for fixing a sleeve (4) are formed at two ends of the control arm body along the length direction, and the inner side wall of the sleeve (4) is connected with the outer side wall of a bushing (5) in a matched manner;
the control arm body comprises a first plate body (1) and a second plate body (2) which are oppositely arranged, and a side plate (3) connected with the first plate body (1) and the second plate body (2);
the first plate body (1) and the second plate body (2) are arranged at intervals along the up-down direction, and the front edges of the first plate body (1) and the second plate body (2) are fixedly connected with the upper edge and the lower edge of the side plate (3) respectively;
the rear side edge of the first plate body (1) is bent to form a first reinforcing flanging (11), and the rear side edge of the second plate body (2) is bent to form a second reinforcing flanging (21).
2. The suspension control arm according to claim 1, wherein: the first reinforcing flanging (11) is formed by upwardly bending the rear side edge of the first plate body (1); the second reinforcing flanging (21) is formed by bending the rear side edge of the second plate body (2) downwards.
3. The suspension control arm according to claim 1, wherein: the width of the first reinforcing flanging (11) is 5-8 mm, and the width of the second reinforcing flanging (21) is 5-8 mm.
4. The suspension control arm according to claim 1, wherein: the mounting part comprises a first mounting hole (12) formed in the end part of the first plate body (1) and a second mounting hole (22) formed in the end part of the second plate body (2) and corresponding to the first mounting hole (12).
5. The suspension control arm as claimed in claim 4, wherein: the outer side wall of the upper part of the sleeve (4) is welded and fixed with the inner side wall of the first mounting hole (12), and the outer side wall of the lower part of the sleeve (4) is welded and fixed with the inner side wall of the second mounting hole (22).
6. The suspension control arm as claimed in claim 5, wherein: the upper end and the lower end of the sleeve (4) are both arranged protruding from the surface of the control arm body.
7. A suspension assembly characterized by: a suspension control arm comprising any one of claims 1 to 6.
8. A vehicle, characterized in that: comprising the suspension assembly of claim 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321006708.9U CN219856707U (en) | 2023-04-28 | 2023-04-28 | Suspension control arm, suspension assembly and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321006708.9U CN219856707U (en) | 2023-04-28 | 2023-04-28 | Suspension control arm, suspension assembly and vehicle |
Publications (1)
Publication Number | Publication Date |
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CN219856707U true CN219856707U (en) | 2023-10-20 |
Family
ID=88332221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321006708.9U Active CN219856707U (en) | 2023-04-28 | 2023-04-28 | Suspension control arm, suspension assembly and vehicle |
Country Status (1)
Country | Link |
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CN (1) | CN219856707U (en) |
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2023
- 2023-04-28 CN CN202321006708.9U patent/CN219856707U/en active Active
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