CN216886901U - Collision crossbeam mounting panel and longeron connection structure and vehicle - Google Patents
Collision crossbeam mounting panel and longeron connection structure and vehicle Download PDFInfo
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- CN216886901U CN216886901U CN202220082432.1U CN202220082432U CN216886901U CN 216886901 U CN216886901 U CN 216886901U CN 202220082432 U CN202220082432 U CN 202220082432U CN 216886901 U CN216886901 U CN 216886901U
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- longitudinal beam
- collision
- mounting plate
- limiting structure
- vehicle
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Abstract
The utility model discloses a connecting structure of a collision beam mounting plate and a longitudinal beam and a vehicle. The connecting structure of the collision beam mounting plate and the longitudinal beam has larger tolerance, can effectively reduce the difficulty in achieving welding precision and realize large adjustment of the front and rear directions of the vehicle.
Description
Technical Field
The utility model relates to the technical field of automobile bodies in white, in particular to a connecting structure of a collision beam mounting plate and a longitudinal beam and a vehicle.
Background
Based on the consideration of light weight and collision performance, the number of vehicle types with aluminum alloy sections adopted by the front and rear longitudinal beams of the vehicle body is gradually increased. Due to the structural characteristics of the aluminum profile, the front and rear collision beam mounting plates are connected with longitudinal beams through MIG (metal inert gas) welding, the thermal deformation of aluminum alloy welding is large, and the dimensional accuracy is poor. However, in recent years, the automobile is rapidly developed in an intelligent manner, various radars are mounted on front and rear collision beams, the precision requirement is particularly high, and great challenges are faced to achieving the welding precision of aluminum alloy section extrusion, machining and assembly. The current mainstream solution is to increase the connecting plate and cold connect to avoid the problem of poor part precision and welding deformation, the thick plate is connected with a great difficulty and needs a special rivet, and the structural weight and the cost are both higher.
Disclosure of Invention
The utility model aims to provide a connecting structure of a collision beam mounting plate and a longitudinal beam and a vehicle, which have larger tolerance, can effectively reduce the difficulty in achieving welding precision and realize large adjustment of the front and rear directions of the vehicle.
In order to achieve the purpose, the utility model provides a connecting structure of a collision cross beam mounting plate and a longitudinal beam, which comprises the collision cross beam mounting plate and the longitudinal beam, wherein a limiting part which is in clearance fit with the end part of the longitudinal beam is arranged on the collision cross beam mounting plate, and the longitudinal beam is welded with the end part of the limiting part.
Further, spacing portion includes first limit structure and second limit structure, first limit structure and second limit structure arrange along automobile body width direction, the tip setting of longeron is between first limit structure and second limit structure, with their clearance fit, the medial surface of longeron and first limit structure's tip welding, the lateral surface of longeron and second limit structure's tip welding.
Further, the clearance distance between the longitudinal beam and the limiting part is smaller than 1 mm.
Further, the welding is MIG welding.
The embodiment also provides a vehicle, which comprises the connecting structure of the collision beam mounting plate and the longitudinal beam.
Compared with the prior art, the utility model has the following advantages:
the connecting structure of the collision beam mounting plate and the longitudinal beam and the vehicle have the advantages that the structure is simple, the number of parts is small, the collision beam mounting plate and the longitudinal beam are in clearance fit, and the large adjustment in the front-back direction of the vehicle can be realized; on the premise of not increasing the part forming precision and the structural weight, the welding precision can be effectively reduced due to the large tolerance performance brought by the clearance fit of the longitudinal beam and the limiting part; the MIG welding has high connection efficiency, greatly reduces the connection difficulty, does not need to increase a connecting plate, and has light structure weight, better manufacturability and lower cost.
Drawings
FIG. 1 is a schematic structural view of a connecting structure of a mounting plate and a longitudinal beam of a collision beam according to the present invention;
FIG. 2 is a top view of the impact beam mounting plate and rail attachment structure of FIG. 1;
fig. 3 is an enlarged view of a portion a of fig. 2.
In the figure:
1-collision beam mounting plate, 2-longitudinal beam, 3-limiting part, 31-first limiting structure and 32-second limiting structure.
Detailed Description
The structural features of the respective parts of the present invention will be described in detail below, and if directions (up, down, left, right, front, and rear) are described, the structure shown in fig. 1 is referred to for description, but the practical use direction of the present invention is not limited thereto. The following further describes embodiments of the present invention with reference to the drawings.
Referring to fig. 1 to 3, the present embodiment discloses a collision beam mounting plate and longitudinal beam connecting structure, which includes a collision beam mounting plate 1 and a longitudinal beam 2, wherein a limiting portion 3 for clearance-fitting with an end of the longitudinal beam 2 is disposed on the collision beam mounting plate 1, and the longitudinal beam 2 is welded to an end of the limiting portion 3. The collision beam mounting plate 1 is in clearance fit with the longitudinal beam 2, and the front and rear directions of the vehicle can be adjusted greatly. The collision beam mounting plate 1 is formed by extrusion of aluminum alloy, and the connection structure of the collision beam mounting plate and the longitudinal beam is specifically a structure for mounting a collision beam assembly on the front longitudinal beam and the rear longitudinal beam of the lower vehicle body.
In this embodiment, the limiting portion 3 includes a first limiting structure 31 and a second limiting structure 32, the first limiting structure 31 and the second limiting structure 32 are arranged along the width direction of the vehicle body, the end portion of the longitudinal beam 2 is disposed between the first limiting structure 31 and the second limiting structure 32, and is in clearance fit with the first limiting structure 31 and the second limiting structure 32, the inner side surface of the longitudinal beam 2 is welded to the end portion of the first limiting structure 31, and the outer side surface of the longitudinal beam 2 is welded to the end portion of the second limiting structure 32.
In the present embodiment, the gap distance between the longitudinal beam 2 and the limiting part 3 is less than 1 mm. The gap distance between the longitudinal beam 2 and the limiting part 3 is smaller than 1mm, so that the welding connection strength can be ensured.
In this embodiment, the welding is MIG welding. The collision beam mounting plate 1 and the longitudinal beam 2 are welded through MIG, a connecting plate is not required to be added to the side face, the structure is light in weight, and the manufacturability is better.
The embodiment also discloses a vehicle, which comprises the collision cross beam mounting plate and the longitudinal beam connecting structure.
The connecting structure of the collision beam mounting plate and the longitudinal beam and the vehicle have the advantages that the structure is simple, the number of parts is small, the collision beam mounting plate and the longitudinal beam are in clearance fit, and the large adjustment in the front-back direction of the vehicle can be realized; on the premise of not increasing the part forming precision and the structural weight, the welding precision can be effectively reduced due to the large tolerance performance brought by the clearance fit of the longitudinal beam and the limiting part; the MIG welding has high connection efficiency, greatly reduces the connection difficulty, does not need to increase a connecting plate, and has light structure weight, better manufacturability and lower cost.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. The utility model provides a collision crossbeam mounting panel and longeron connection structure, its characterized in that, includes collision crossbeam mounting panel (1) and longeron (2), be provided with on collision crossbeam mounting panel (1) be used for with the spacing portion (3) of tip clearance fit of longeron (2), longeron (2) and the tip welding of spacing portion (3).
2. The collision beam mounting plate and longitudinal beam connection structure according to claim 1, wherein the limiting portion (3) comprises a first limiting structure (31) and a second limiting structure (32), the first limiting structure (31) and the second limiting structure (32) are arranged along the width direction of the vehicle body, the end portion of the longitudinal beam (2) is arranged between the first limiting structure (31) and the second limiting structure (32) and is in clearance fit with the first limiting structure and the second limiting structure, the inner side surface of the longitudinal beam (2) is welded with the end portion of the first limiting structure (31), and the outer side surface of the longitudinal beam (2) is welded with the end portion of the second limiting structure (32).
3. The impact beam mounting plate-to-longitudinal beam connection structure according to claim 1 or 2, wherein a gap distance between the longitudinal beam (2) and the stopper portion (3) is less than 1 mm.
4. The crash cross member mounting plate and rail connection structure according to claim 3, wherein the welding is MIG welding.
5. A vehicle characterized by comprising the collision cross member mounting plate-to-side member connecting structure according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220082432.1U CN216886901U (en) | 2022-01-13 | 2022-01-13 | Collision crossbeam mounting panel and longeron connection structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220082432.1U CN216886901U (en) | 2022-01-13 | 2022-01-13 | Collision crossbeam mounting panel and longeron connection structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216886901U true CN216886901U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220082432.1U Active CN216886901U (en) | 2022-01-13 | 2022-01-13 | Collision crossbeam mounting panel and longeron connection structure and vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN216886901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384624A (en) * | 2022-09-23 | 2022-11-25 | 重庆长安汽车股份有限公司 | Engine compartment longitudinal beam front end connecting structure and vehicle |
-
2022
- 2022-01-13 CN CN202220082432.1U patent/CN216886901U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384624A (en) * | 2022-09-23 | 2022-11-25 | 重庆长安汽车股份有限公司 | Engine compartment longitudinal beam front end connecting structure and vehicle |
| CN115384624B (en) * | 2022-09-23 | 2023-11-21 | 重庆长安汽车股份有限公司 | Engine compartment longitudinal beam front end connecting structure and vehicle |
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