CN210116547U - Front auxiliary frame and vehicle - Google Patents
Front auxiliary frame and vehicle Download PDFInfo
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- CN210116547U CN210116547U CN201920631928.8U CN201920631928U CN210116547U CN 210116547 U CN210116547 U CN 210116547U CN 201920631928 U CN201920631928 U CN 201920631928U CN 210116547 U CN210116547 U CN 210116547U
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- front subframe
- mounting hole
- vehicle frame
- swing arm
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Abstract
The utility model relates to a preceding sub vehicle frame and vehicle, preceding sub vehicle frame includes preceding sub vehicle frame main part and reinforcing plate, preceding sub vehicle frame main part is including mutually supporting and fixed connection's preceding sub vehicle frame upper plate and preceding sub vehicle frame hypoplastron, the reinforcing plate is fixed in the lateral wall of preceding sub vehicle frame main part thickness direction, be provided with first mounting hole on the preceding sub vehicle frame upper plate, be provided with the second mounting hole relative with first mounting hole on the preceding sub vehicle frame hypoplastron, first mounting hole and second mounting hole construct the installation sleeve that is used for installing the back suspension bush jointly. In this disclosure, the rear suspension bush inlays to establish and fixes in the installation sleeve, forms a large face-to-face contact between rear suspension bush and the installation sleeve on a large scale, can effectively avoid the atress damage of the rear suspension mounted position of preceding sub vehicle frame, can improve the rigidity and the intensity of the rear suspension mounted position of preceding sub vehicle frame. In addition, the reinforcing plate is arranged and fixed on the side wall of the front subframe main body in the thickness direction, so that the bearing capacity of the front subframe main body can be improved.
Description
Technical Field
The disclosure relates to the technical field of vehicles, in particular to a front auxiliary frame and a vehicle.
Background
The front auxiliary frame is a bearing part of an automobile suspension system and is used for mounting a suspension swing arm, a steering engine and an engine suspension, and is also called an engine bracket. The front auxiliary frame has a plurality of mounting and bearing parts, a plurality of peripheral arrangement boundaries and high structural strength modal requirement, and is one of parts with high difficulty in automobile design and development. In order to save space, the rear suspensions of most vehicle types are selectively mounted on the front auxiliary frame. With the increasing requirements of customers on NVH performance, the rigidity requirements of chassis connectors for various automobile manufacturers are also increased. The rigidity of the rear suspension mounting position is a weak link of a common vehicle type and is also a part needing to be considered in the design process.
Some vehicle models fix the rear suspension in the following way: the rear suspension is fixed by a bracket, and the bracket is fixed to the opening position by a bolt. But the connection strength and rigidity of the mounting position of the front subframe and the rear suspension cannot be effectively ensured.
SUMMERY OF THE UTILITY MODEL
An object of the present disclosure is to provide a front subframe capable of securing rigidity and strength of a rear suspension mounting position thereof.
In order to realize the above-mentioned purpose, this disclosure provides a preceding sub vehicle frame, preceding sub vehicle frame includes preceding sub vehicle frame main part and reinforcing plate, preceding sub vehicle frame main part is including mutually supporting and fixed connection's preceding sub vehicle frame upper plate and preceding sub vehicle frame hypoplastron, the reinforcing plate is fixed in the lateral wall of preceding sub vehicle frame main part thickness direction, be provided with first mounting hole on the preceding sub vehicle frame upper plate, be provided with on the preceding sub vehicle frame hypoplastron with the relative second mounting hole of first mounting hole, first mounting hole with the second mounting hole constructs the installation sleeve that is used for installing the back suspension bush jointly.
Optionally, a first downwardly extending annular flange is formed on the front subframe upper plate around the first mounting hole, and a second upwardly extending annular flange is formed on the front subframe lower plate around the second mounting hole.
Optionally, one end, away from the front subframe upper plate, of the first annular flange is provided with a first end disc, one end, away from the front subframe lower plate, of the second annular flange is provided with a second end disc, and the first end disc is lapped on the second end disc.
Optionally, the left and right sides of preceding sub vehicle frame main part is provided with swing arm installation punch combination respectively, swing arm installation punch combination includes first swing arm mounting hole and second swing arm mounting hole, first swing arm mounting hole with second swing arm mounting hole along the front and back direction interval set up in preceding sub vehicle frame main part, the reinforcing plate is located first swing arm mounting hole with between the second swing arm mounting hole.
Optionally, lightening holes are formed in the front subframe main body, the lightening holes include a first lightening hole and a second lightening hole, the first lightening hole is arranged between the mounting sleeve and the mounting hole group of the swing arm on the left side of the front subframe main body, and the second lightening hole is arranged between the mounting sleeve and the mounting hole group of the swing arm on the right side of the front subframe main body.
Optionally, be provided with a plurality of weld nuts that are used for the fixed machine that turns to on the preceding sub vehicle frame upper plate, the left and right sides of preceding sub vehicle frame upper plate sets up the location punch combination respectively, and includes first location punch combination and second location punch combination, and is a plurality of weld nut weld in preceding sub vehicle frame upper plate and with the location punch combination location that corresponds, first location punch combination sets up and is lieing in preceding sub vehicle frame main part left swing arm installation punch combination with between the first lightening hole, second location punch combination sets up and is lieing in preceding sub vehicle frame main part right side swing arm installation punch combination with between the second lightening hole.
Optionally, the left and right sides of preceding sub vehicle frame main part forms the depressed part, the lateral wall of depressed part has L type installation face, the reinforcing plate include two and be with the L shape structure of L type installation face adaptation, the reinforcing plate is fixed in the L type installation face that corresponds.
Optionally, the front subframe upper plate is welded to the front subframe lower plate, and the reinforcing plate is welded to the front subframe upper plate and the front subframe lower plate respectively.
Through above-mentioned technical scheme, during installation rear suspension, can inlay the rear suspension bush and establish in the installation sleeve for the outer wall of rear suspension bush and the laminating of installation sleeve's lateral wall, it is reliable spacing to carry out rear suspension bush. Moreover, because the rear suspension bushing is in surface-to-surface contact with the side wall of the mounting sleeve in a large range, the unit area pressure is reduced, the force transmission and the force dispersion are facilitated, the stress damage of the rear suspension mounting position of the front subframe can be effectively avoided, and the rigidity and the strength of the rear suspension mounting position of the front subframe can be improved. Simultaneously, only rely on preceding sub vehicle frame upper plate to carry out the fixed mode to the rear suspension for among the prior art, in the preceding sub vehicle frame that this disclosure provided, because first mounting hole and second mounting hole carry on spacingly to the upper end and the lower extreme of rear suspension bush respectively for the force that the rear suspension was exerted can be born jointly to preceding sub vehicle frame upper plate and preceding sub vehicle frame hypoplastron, thereby can promote the bearing capacity of preceding sub vehicle frame.
In addition, through being fixed in the reinforcing plate preceding sub vehicle frame main part thickness direction's lateral wall, connect preceding sub vehicle frame upper plate and preceding sub vehicle frame hypoplastron, can increase the joint strength between preceding sub vehicle frame upper plate and the preceding sub vehicle frame hypoplastron, improve the bearing capacity of preceding sub vehicle frame main part to improve the holistic rigidity and the intensity of preceding sub vehicle frame.
According to another aspect of the present disclosure, a vehicle is provided, which includes a frame and the above-mentioned front subframe, wherein the front subframe is fixedly connected with the frame.
Optionally, the vehicle includes a rear suspension bushing that is interference fit and welded to the mounting sleeve.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic perspective view of a front subframe according to one embodiment of the present disclosure;
FIG. 2 is an exploded view of the front subframe according to one embodiment of the present disclosure;
FIG. 3 is a schematic perspective view of a front subframe upper plate of the front subframe according to one embodiment of the present disclosure;
FIG. 4 is a schematic perspective view of a front subframe lower plate of the front subframe according to one embodiment of the present disclosure;
FIG. 5 is a schematic structural view of a reinforcement plate of the front subframe according to one embodiment of the present disclosure;
fig. 6 is a perspective view of a rear suspension bushing according to an embodiment of the present disclosure.
Description of the reference numerals
100-a front subframe; 10-a front subframe body; 11-front subframe upper plate; 110-mounting the sleeve; 111-a first mounting hole; 112-a second mounting hole; 113-a first annular flange; 114-a second annular flange; 12-front subframe lower plate; 13-L-shaped mounting surface; 20-a reinforcing plate; 31-a first swing arm mounting hole; 311-upper plate front side swing arm hole; 312-lower plate front swing arm hole; 32-a second swing arm mounting hole; 321-swinging arm hole at the back side of the upper plate; 322-swing arm hole at back side of lower plate; 41-a first lightening hole; 42-a second lightening hole; 50-welding a nut; 61-a first set of positioning holes; 62-a second set of positioning holes; 200-rear suspension liner.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise specified, the terms of orientation such as "upper, lower, left, and right" used generally refer to "upper, lower, left, and right" in a state where the front subframe is mounted on the vehicle, and correspond to the directions of "upper, lower, left, and right" in a normal running state of the vehicle, and "inner and outer" refer to the inner and outer of the contour of the relevant component. In addition, the terms "first", "second", and the like used in the embodiments of the present disclosure are for distinguishing one element from another, and have no order or importance.
As shown in fig. 1 to 5, according to one aspect of the present disclosure, there is provided a front subframe 100, the front subframe 100 including a front subframe main body 10 and a reinforcement plate 20. The front subframe main body 10 includes a front subframe upper plate 11 and a front subframe lower plate 12. The front subframe upper plate 11 and the front subframe lower plate 12 are fitted and fixedly connected to each other to form the front subframe main body 10. The front subframe upper plate 11 is provided with a first mounting hole 111, the front subframe lower plate 12 is provided with a second mounting hole 112 opposite to the first mounting hole 111, and the first mounting hole 111 and the second mounting hole 112 together form a mounting sleeve 110 for mounting the rear suspension bushing 200.
Through above-mentioned technical scheme, during the installation after-suspension, can inlay back suspension bush 200 and establish in installation sleeve 110 for the outer wall of back suspension bush 200 and the lateral wall laminating of installation sleeve 110, reliably spacing with carrying out back suspension bush 200. Moreover, since a large-range surface-to-surface contact is formed between the rear suspension bushing 200 and the side wall of the mounting sleeve 110, the pressure per unit area is reduced, which is beneficial to the transmission and dispersion of force, the stress damage of the rear suspension mounting position of the front subframe 100 can be effectively avoided, and the rigidity and strength of the rear suspension mounting position of the front subframe 100 can be improved. Meanwhile, compared with the prior art that the rear suspension is fixed only by the front subframe upper plate 11, in the front subframe 100 provided by the present disclosure, since the first mounting hole 111 and the second mounting hole 112 respectively limit the upper end and the lower end of the rear suspension bushing 200, the front subframe upper plate 11 and the front subframe lower plate 12 can jointly bear the force applied by the rear suspension, so that the bearing capacity of the front subframe 100 can be improved.
Further, by fixing the reinforcing plate 20 to the side wall in the thickness direction (i.e., the vertical direction) of the front subframe main body 10 and connecting the front subframe upper plate 11 and the front subframe lower plate 12, the connection strength between the front subframe upper plate 11 and the front subframe lower plate 12 can be increased, the load-bearing capacity of the front subframe main body 10 can be improved, and the rigidity and strength of the entire front subframe 100 can be improved.
In the present disclosure, the mounting sleeve 110 may be formed in any suitable configuration and shape as desired by design. In one embodiment, as shown in fig. 3 and 4, the front subframe upper plate 11 is formed with a downwardly extending first annular flange 113 about the first mounting hole 111, and the front subframe lower plate 12 is formed with an upwardly extending second annular flange 114 about the second mounting hole 112.
Optionally, the end of the first downwardly extending annular flange 113 and the end of the second upwardly extending annular flange 114 meet to form a mounting sleeve 110 for mounting the rear suspension bushing 200, the rear suspension bushing 200 being embedded within the mounting sleeve 110.
In order to reduce the weight of the front subframe 100, in the present embodiment, the front subframe upper plate 11 and the front subframe lower plate 12 may be both stamped sheet metal structural members. Alternatively, the first annular flange 113 may be stamped and formed from top to bottom during production, and the second annular flange 114 may be stamped and formed from bottom to top during production.
In addition, in other embodiments, only the first annular flange 113 extending downward may be provided. At this time, the lower end of the first annular flange 113 extends to the front subframe lower plate 12 and surrounds the second mounting hole 112, and the rear suspension bushing 200 is fitted into the mounting sleeve 110 defined by the first mounting hole 111, the first annular flange 113, and the second mounting hole 112.
Alternatively, only the second annular flange 114 extending upwardly may be provided. At this time, the upper end of the second annular flange 114 extends to the front subframe upper plate 11 and surrounds the first mounting hole 111, and the rear suspension bushing 200 is fitted into the mounting sleeve 110 defined by the first mounting hole 111, the second annular flange 114, and the second mounting hole 112.
Further, in the present embodiment, an end of the first annular flange 113 remote from the front subframe upper plate 11 may be provided with a first end disc (not shown in the drawings), and specifically, the first end disc may be a circular disc extending radially outward from an end of the first annular flange 113. Additionally, the end of the second annular flange 114 remote from the front subframe lower plate 12 may be provided with a second end disc, which may be a circular disc extending radially outwardly from the end of the second annular flange 114. The first end disc is lapped on the second end disc (not shown in the figure), and specifically, the lower surface of the first end disc is lapped with the upper surface of the second end disc.
When sub vehicle frame upper plate 11 and preceding sub vehicle frame hypoplastron 12 before the assembly, first end dish and second end dish overlap joint conveniently confirm the relative position between preceding sub vehicle frame upper plate 11 and preceding sub vehicle frame hypoplastron 12 for the location is more accurate between the two. Moreover, the first end plate and the second end plate are lapped equivalently to be arranged between the front auxiliary frame upper plate 11 and the front auxiliary frame lower plate 12, the front auxiliary frame upper plate 11 and the front auxiliary frame lower plate 12 are supported, the front auxiliary frame upper plate 11 and the front auxiliary frame lower plate 12 can be prevented from being deformed inwards in a concave mode, and the rigidity and the strength of the front auxiliary frame 100 are further improved.
In the front subframe 100 of the present disclosure, in order to facilitate the mounting of the swing arm, the swing arm mounting hole groups are provided on the left and right sides of the front subframe main body 10, respectively. As shown in fig. 1-4. Each swing arm mounting hole group comprises a first swing arm mounting hole 31 and a second swing arm mounting hole 32, the first swing arm mounting hole 31 and the second swing arm mounting hole 32 are arranged in the front auxiliary frame main body 10 at intervals along the front-rear direction, and the reinforcing plate 20 is arranged between the first swing arm mounting hole 31 and the second swing arm mounting hole 32.
The first swing arm mounting hole 31 and the second swing arm mounting hole 32 are used for mounting the swing arm, and the bearing stress is large in practical use. The reinforcing plate 20 is arranged between the first swing arm mounting hole 31 and the second swing arm mounting hole 32, so that the strength near the first swing arm mounting hole 31 and the strength near the second swing arm mounting hole 32 are improved in a targeted manner, the bearing capacity of the swing arm mounting position can be effectively improved, and the integral rigidity and strength of the front subframe 100 are further improved.
The first swing arm mounting holes 31 include mounting holes that are provided in the front subframe upper plate 11 and the front subframe lower plate 12, respectively, and have corresponding positions. Specifically, as shown in fig. 2 to 4, the front subframe upper plate 11 is formed with an upper plate front side swing arm hole 311, a lower plate front side swing arm hole 312 is formed at a corresponding position of the front subframe lower plate 12, and the upper plate front side swing arm hole 311 and the lower plate front side swing arm hole 312 together define the first swing arm mounting hole 31. Similarly, the second swing arm attachment holes 32 include attachment holes that are opened in the front subframe upper plate 11 and the front subframe lower plate 12, respectively, and that are provided at corresponding positions. Specifically, as shown in fig. 2 to 4, the front subframe upper plate 11 is formed with an upper plate rear side swing arm hole 321, a lower plate rear side swing arm hole 322 is formed at a corresponding position of the front subframe lower plate 12, and the upper plate rear side swing arm hole 321 and the lower plate rear side swing arm hole 322 together define the second swing arm mounting hole 32.
The present disclosure does not limit the number of the first swing arm mounting holes 31 and the second swing arm mounting holes 32. In one embodiment, as shown in fig. 1, the number of the first swing arm mounting holes 31 and the second swing arm mounting holes 32 may be two, respectively, and the two first swing arm mounting holes 31 and the two second swing arm mounting holes 32 are located substantially at the four corners of the front subframe main body 10.
In the front subframe 100 provided in the present disclosure, a lightening hole may be formed in the front subframe body 10 in order to reduce the weight of the front subframe 100. As shown in fig. 1 to 4, the lightening holes may include a first lightening hole 41 and a second lightening hole 42. The first lightening holes 41 are provided between the set of swing arm mounting holes on the left side of the front subframe main body 10 and the mounting sleeve 110, and the second lightening holes 42 are provided between the set of swing arm mounting holes on the right side of the front subframe main body 10 and the mounting sleeve 110. During actual use, other parts are not installed at the position between the swing arm mounting hole group and the mounting sleeve 110, the swing arm mounting hole group belongs to the position with lower bearing stress on the front auxiliary frame 100, and the lightening holes are formed in the position, so that the lightweight design can be realized while the rigidity, the strength and the modal index meet the performance requirement of the whole vehicle.
In one embodiment, the lightening holes may be formed in a shape of being depressed downward from the upper surface of the front subframe 100, penetrate the front subframe upper plate 11 and the front subframe lower plate 12, and may be formed by punching.
The number of the lightening holes is not limited, and the lightening holes can be flexibly arranged according to requirements.
In the front subframe 100 provided in the present disclosure, in order to facilitate mounting of the steering gear to the front subframe 100, as shown in fig. 1 and 2, a plurality of weld nuts 50 for fixing the steering gear are provided on the front subframe upper plate 11. The weld nuts 50 may be welded to an upper surface of the front subframe upper plate 11, and in order to facilitate positioning of the weld nuts 50 during welding, the left and right sides of the front subframe upper plate 11 are respectively provided with a positioning hole group, and include a first positioning hole group 61 and a second positioning hole group 62. A plurality of weld nuts 50 are welded to the front subframe upper plate 11 and positioned with the corresponding positioning hole groups. Preferably, the weld nut 50 is disposed coaxially with the pilot hole.
Here, the first positioning hole group 61 may be disposed between the first lightening hole 41 and the swing arm mounting hole group located at the left side of the front subframe main body 10, and the second positioning hole group 62 may be disposed between the second lightening hole 42 and the swing arm mounting hole group located at the right side of the front subframe main body 10.
The number of locating holes and weld nuts 50 is not limited by the present disclosure. In one embodiment, the first positioning hole group 61 and the second positioning hole group 62 may include two positioning holes, respectively, and the four weld nuts 50 correspond to the four positioning holes, respectively.
In addition, in other embodiments, the steering gear may be mounted to the front subframe 100 using any other suitable connection method, such as connecting the steering gear to the front subframe 100 using connecting bolts.
In the present disclosure, as shown in fig. 1 and 2, recessed portions are formed on both left and right sides of the front subframe main body 10 to avoid the swing arms, thereby facilitating the attachment and detachment of the swing arms. Wherein, the side walls of the concave part are respectively provided with an L-shaped mounting surface 13. The reinforcing plates 20 comprise two reinforcing plates, each reinforcing plate 20 is of an L-shaped structure matched with the L-shaped mounting surface 13, and each reinforcing plate 20 is fixedly attached to the corresponding L-shaped mounting surface 13.
The L-shaped mounting surface 13 can provide sufficient dismounting space for mounting the swing arm and is convenient for providing movement space for the swing arm. The corner of the L-shaped mounting surface 13 is a stress concentration area, and the strength and rigidity of the mounting surface can be effectively increased by arranging the L-shaped reinforcing plate 20, so that the strength and rigidity of the mounting position of the swing arm can not be influenced while the swing arm is provided with a dismounting and moving space.
In the front subframe 100 provided by the present disclosure, the front subframe upper plate 11 and the front subframe lower plate 12 may both be stamped sheet metal structural members, and the front subframe upper plate 11 and the front subframe lower plate 12 may be welded. As shown in fig. 1 to 4, both the front and rear sides of the front subframe upper plate 11 have downward flanges, both the front and rear sides of the front subframe lower plate 12 have upward flanges, and the flanges of the front subframe upper plate 11 and the flanges of the front subframe lower plate 12 are oppositely arranged and welded to form a box-packed structure, so that the box-packed structure has small deformation, large rigidity and light weight, can reduce the overall weight of the front subframe 100, and simplifies the structure of the front subframe 100.
In the present disclosure, the reinforcement plate 20 may be welded to the front subframe upper plate 11 and the front subframe lower plate 12, respectively, to improve the strength of the swing arm mounting position on the one hand, and to reinforce the connection strength of the front subframe upper plate 11 and the front subframe lower plate 12 on the other hand.
According to another aspect of the present disclosure, a vehicle is provided, which includes a frame and the above-mentioned front subframe 100, wherein the front subframe 100 is fixedly connected with the frame. Further, the vehicle includes a rear suspension bushing 200, and the rear suspension bushing 200 is interference-fitted and welded to the mounting sleeve 110. When mounting the rear suspension bushing 200, the rear suspension bushing 200 is first embedded in the mounting sleeve 110 and then welded. Since the mounting sleeve 110 can increase the contact area with the rear suspension bushing 200, and thus can increase the width of the weld, the connection strength between the mounting sleeve 110 and the rear suspension bushing 200 is improved, and thus the rigidity and strength of the rear suspension mounting position on the front subframe 100 are improved.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. The utility model provides a preceding sub vehicle frame, its characterized in that, includes preceding sub vehicle frame main part (10) and reinforcing plate (20), preceding sub vehicle frame main part (10) are including mutually supporting and fixed connection's preceding sub vehicle frame upper plate (11) and preceding sub vehicle frame hypoplastron (12), reinforcing plate (20) are fixed in the lateral wall of preceding sub vehicle frame main part (10) thickness direction, be provided with first mounting hole (111) on preceding sub vehicle frame upper plate (11), be provided with on preceding sub vehicle frame hypoplastron (12) with second mounting hole (112) relative with first mounting hole (111), first mounting hole (111) construct the sleeve (110) that is used for installing rear suspension bush (200) with second mounting hole (112) play jointly.
2. The front subframe according to claim 1 wherein a first downwardly extending annular flange (113) is formed on the front subframe upper plate (11) around the first mounting hole (111), and a second upwardly extending annular flange (114) is formed on the front subframe lower plate (12) around the second mounting hole (112).
3. The front subframe of claim 2 wherein an end of said first annular flange (113) remote from said front subframe upper plate (11) is provided with a first end plate and an end of said second annular flange (114) remote from said front subframe lower plate (12) is provided with a second end plate, said first end plate overlapping said second end plate.
4. The front subframe according to claim 1, wherein a swing arm mounting hole group is provided on each of left and right sides of the front subframe main body (10), the swing arm mounting hole group includes a first swing arm mounting hole (31) and a second swing arm mounting hole (32), the first swing arm mounting hole (31) and the second swing arm mounting hole (32) are provided in the front subframe main body (10) at intervals in a front-rear direction, and the reinforcing plate (20) is located between the first swing arm mounting hole (31) and the second swing arm mounting hole (32).
5. The front subframe according to claim 4, wherein the front subframe main body (10) is provided with lightening holes, the lightening holes comprise a first lightening hole (41) and a second lightening hole (42), the first lightening hole (41) is arranged between a swing arm mounting hole group positioned at the left side of the front subframe main body (10) and the mounting sleeve (110), and the second lightening hole (42) is arranged between a swing arm mounting hole group positioned at the right side of the front subframe main body (10) and the mounting sleeve (110).
6. The front subframe according to claim 5, wherein a plurality of weld nuts (50) for fixing a steering gear are provided on the front subframe upper plate (11), positioning hole sets are provided on left and right sides of the front subframe upper plate (11), respectively, and each of the weld nuts includes a first positioning hole set (61) and a second positioning hole set (62), the plurality of weld nuts (50) are welded to the front subframe upper plate (11) and positioned with the corresponding positioning hole sets, the first positioning hole set (61) is provided between the first lightening hole (41) and the swing arm mounting hole set on the left side of the front subframe main body (10), and the second positioning hole set (62) is provided between the second lightening hole (42) and the swing arm mounting hole set on the right side of the front subframe main body (10).
7. The front subframe according to claim 1 wherein a recessed portion is formed on both left and right sides of the front subframe main body (10), a side wall of the recessed portion has an L-shaped mounting surface (13), the reinforcing plate (20) includes two and has an L-shaped configuration adapted to the L-shaped mounting surface (13), and the reinforcing plate (20) is fixed to the corresponding L-shaped mounting surface (13).
8. The front subframe according to any one of claims 1 to 7 wherein the front subframe upper plate (11) is welded to the front subframe lower plate (12) and the reinforcement plate (20) is welded to the front subframe upper plate (11) and the front subframe lower plate (12), respectively.
9. A vehicle, characterized in that it comprises a frame and a front sub-frame (100) according to any one of claims 1 to 8, said front sub-frame (100) being fixedly connected to said frame.
10. The vehicle of claim 9, characterized in that the vehicle comprises a rear suspension bushing (200), the rear suspension bushing (200) being interference fit and welded to the mounting sleeve (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920631928.8U CN210116547U (en) | 2019-05-05 | 2019-05-05 | Front auxiliary frame and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920631928.8U CN210116547U (en) | 2019-05-05 | 2019-05-05 | Front auxiliary frame and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN210116547U true CN210116547U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920631928.8U Active CN210116547U (en) | 2019-05-05 | 2019-05-05 | Front auxiliary frame and vehicle |
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| CN (1) | CN210116547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111516606A (en) * | 2020-04-28 | 2020-08-11 | 重庆长安汽车股份有限公司 | Vibration absorber mounting structure for front auxiliary frame of automobile |
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2019
- 2019-05-05 CN CN201920631928.8U patent/CN210116547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111516606A (en) * | 2020-04-28 | 2020-08-11 | 重庆长安汽车股份有限公司 | Vibration absorber mounting structure for front auxiliary frame of automobile |
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