CN117208086A - Novel front mounting plate structure of front auxiliary frame - Google Patents
Novel front mounting plate structure of front auxiliary frame Download PDFInfo
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- CN117208086A CN117208086A CN202311317660.8A CN202311317660A CN117208086A CN 117208086 A CN117208086 A CN 117208086A CN 202311317660 A CN202311317660 A CN 202311317660A CN 117208086 A CN117208086 A CN 117208086A
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- plate
- mounting plate
- auxiliary frame
- longitudinal beam
- subframe
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- 238000003466 welding Methods 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a novel front mounting plate structure of a front auxiliary frame, which relates to the technical field of vehicle components. Front side beam front column front plate, front side beam front column back plate and car front side beam welding link to each other, and preceding mounting panel, preceding mounting panel reinforcing plate of preceding sub vehicle frame are welded with front side beam front column front plate and front side beam front column back plate, form box structure at the longeron downside, and preceding sub vehicle frame front mounting panel reinforcing plate is opened there is preceding sub vehicle frame mounting hole, and two welding hexagonal flange nuts have been welded to the back, provide fixed mounting point for preceding sub vehicle frame. The invention improves the rigidity and strength of the mounting point in the directions of X, Y, Z, has good fatigue durability, improves the stability of the vehicle body, and improves the energy absorption stability of the longitudinal beam during the frontal collision of the vehicle body.
Description
Technical Field
The invention relates to the technical field of vehicle components, in particular to a novel front mounting plate structure of a front auxiliary frame.
Background
The patent with the publication number of CN 205469275U discloses an installation structure of a front auxiliary frame of an automobile, and belongs to the technical field of machinery. The mounting structure solves the problem that the strength, the rigidity and the modal requirements of all sub-systems of the existing mounting structure are low. This mounting structure of sub vehicle frame before car includes preceding sub vehicle frame mounting panel, installation reinforcing plate, installation nut cover and fixed plate, preceding sub vehicle frame mounting panel and installation reinforcing plate all link firmly in the downside of front longitudinal beam and form box structure, the fixed plate setting just links firmly on the inside wall of front longitudinal beam in the front longitudinal beam, the installation nut cover sets up in the box cavity that front sub vehicle frame mounting panel and installation reinforcing plate formed, the one end that the installation nut cover had the nut links firmly with the installation face of preceding sub vehicle frame mounting panel, the other end penetrates in the front longitudinal beam and links firmly with the fixed plate.
The existing front auxiliary frame mounting plate is simple in structure, good in arrangement performance, poor in rigidity, high in welding cost, easy to deform and lose efficacy in the production and daily use processes, and potential safety hazards exist due to the fact that the front auxiliary frame mounting position is shifted.
Disclosure of Invention
In order to solve the technical problems, the invention provides a novel front mounting plate structure of a front auxiliary frame, which has high rigidity.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a novel front mounting plate structure of a front auxiliary frame, which comprises a front longitudinal beam front upright post front plate, a front longitudinal beam front upright post rear plate, a front auxiliary frame front mounting plate and a front auxiliary frame front mounting plate reinforcing plate; the cross section of the front longitudinal beam front upright post front plate is of an L-shaped structure, the rear side of the front longitudinal beam front upright post front plate is fixedly connected with one side of the front longitudinal beam front upright post rear plate facing the inner side of the cabin front longitudinal beam, and the periphery of the front auxiliary frame front mounting plate is fixedly connected with the bottoms of the front longitudinal beam front upright post front plate and the front longitudinal beam front upright post rear plate; the front mounting plate reinforcing plate of the front auxiliary frame is arranged at the top of the front mounting plate of the front auxiliary frame and penetrates through the front mounting plate of the front auxiliary frame and the front mounting plate reinforcing plate of the front auxiliary frame to be provided with front auxiliary frame mounting holes, the top surface of the front mounting plate reinforcing plate of the front auxiliary frame and the front auxiliary frame mounting holes are coaxially provided with nuts, and the nuts are used for being connected with a front auxiliary frame body.
Optionally, the nut is a hexagonal flange nut.
Optionally, welding flanges are respectively arranged on the left side, the right side and the top of the front vertical post rear plate of the front longitudinal beam, and the welding flange on one side of the front vertical post rear plate of the front longitudinal beam, which faces to the inner side of the cabin front longitudinal beam, is used for being welded and connected with the rear side of the front vertical post front plate of the front longitudinal beam; the top welding flange of the front longitudinal beam front upright post rear plate is used for being welded and connected with the cabin front longitudinal beam.
Optionally, the front side, the rear side of front mounting panel and the inboard one side towards the cabin front side rail of front subframe are provided with the welding turn-ups respectively, the front side of front mounting panel and the inboard one side towards the cabin front side rail of front subframe are used for with the bottom welded connection of front side rail front pillar front bezel, the welding turn-ups of the rear side of front mounting panel are used for with the bottom welded connection of front side rail front pillar back bezel.
Compared with the prior art, the invention has the following technical effects:
1. the bracket has simple structure and good formability;
2. the front auxiliary frame mounting plate is simply overlapped with the front longitudinal beam, can be connected with the front longitudinal beam body in a welding mode, and has excellent welding manufacturability;
3. the mounting bracket forms a box-shaped structure at the lower side of the longitudinal beam, has good rigidity, can greatly improve the rigidity of the front auxiliary frame mounting structure, and well meets the rigidity requirement of mounting points;
4. the energy absorption stability of the longitudinal beam can be effectively improved during the frontal collision of the automobile body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a front mounting plate structure of a novel front subframe of the present invention;
FIG. 2 is a schematic view of a front mounting plate structure of a novel front subframe according to another aspect of the present invention;
fig. 3 is a schematic view of the novel front subframe mounting plate and front subframe mounting of the present invention.
Reference numerals illustrate: 1. front side member front pillar front panel; 2. front longitudinal beam front column back plate; 3. a front subframe front mounting plate; 4. a front mounting plate reinforcing plate of the front auxiliary frame; 5. a hexagonal flange nut; 6. front subframe mounting holes; 7. cabin front side member; 8. a front subframe body; 9. a bolt; 10. front subframe mounting plate assembly.
Detailed Description
The direction described in this embodiment is forward with the front end of the vehicle, backward with the parking space of the vehicle, leftward with the driving position of the vehicle, rightward with the passenger position of the vehicle, inward with the center axis facing the vehicle, and outward with both sides facing the vehicle.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 3, the present embodiment provides a novel front subframe front mounting plate structure, which includes a front side member front pillar front plate 1, a front side member front pillar rear plate 2, a front subframe front mounting plate 3, and a front subframe front mounting plate reinforcing plate 4; the cross section of the front longitudinal beam front column front plate 1 is of an L-shaped structure, the rear side of the front longitudinal beam front column front plate 1 is fixedly connected with one side of the front longitudinal beam front column rear plate 2 facing the inner side of the cabin front longitudinal beam 7, and the periphery of the front auxiliary frame front mounting plate 3 is fixedly connected with the bottoms of the front longitudinal beam front column front plate 1 and the front longitudinal beam front column rear plate 2; front mounting plate reinforcing plate 4 of front subframe is arranged at the top of front mounting plate 3 of front subframe, front mounting plate 6 of front subframe is arranged through front mounting plate 3 of front subframe and front mounting plate reinforcing plate 4 of front subframe, nut is coaxially arranged on the top surface of front mounting plate reinforcing plate 4 of front subframe and front subframe mounting hole 6, and the nut is used for being connected with front subframe body 8.
In this embodiment, the nut is an M12 hex flange nut 5.
The left side, the right side and the top of the front longitudinal beam front column rear plate 2 are respectively provided with a welding flanging, and the welding flanging of one side of the front longitudinal beam front column rear plate 2 facing the inner side of the cabin front longitudinal beam 7 is used for welding connection with the rear side of the front longitudinal beam front column front plate 1; the top welding flange of the front longitudinal beam front upright post rear plate 2 is used for being welded and connected with the cabin front longitudinal beam 7.
The front side, the rear side and the side towards the inner side of the cabin front longitudinal beam 7 of the front subframe front mounting plate 3 are respectively provided with welding flanges, the front side of the front subframe front mounting plate 3 and the welding flanges towards the inner side of the cabin front longitudinal beam 7 are used for being welded with the bottom of the front longitudinal beam front column front plate 1, and the welding flanges at the rear side of the front subframe front mounting plate 3 are used for being welded with the bottom of the front longitudinal beam front column rear plate 2.
The front side beam front column front plate 1, the front side beam front column rear plate 2, the front auxiliary frame front mounting plate 3 and the front auxiliary frame front mounting plate reinforcing plate 4 form a front auxiliary frame mounting plate assembly 10 with a box-shaped structure with an open top and an open outside through welding, the front auxiliary frame mounting plate assembly 10 is welded with the cabin front side beam 7, and the front auxiliary frame mounting plate assembly 10 and the front auxiliary frame body 8 are fixedly mounted through M12 hexagonal flange nuts 5 and two M12 bolts 9. The hexagonal flange nut 5 may also be used as a locating hole for welded connection between the front subframe mounting plate assembly 10 and the front subframe body 8.
The front auxiliary frame mounting plate assembly 10 forms a box-shaped structure at the lower side of the longitudinal beam, so that the rigidity and strength of the front auxiliary frame mounting point in X, Y, Z directions are improved, the fatigue durability is good, the stability of the vehicle body is improved, and meanwhile, the energy absorption stability of the longitudinal beam is also improved when the vehicle body is in frontal collision.
It should be noted that it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The principles and embodiments of the present invention have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present invention and its core ideas; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (4)
1. The novel front mounting plate structure of the front auxiliary frame is characterized by comprising a front longitudinal beam front upright post front plate, a front longitudinal beam front upright post rear plate, a front auxiliary frame front mounting plate and a front auxiliary frame front mounting plate reinforcing plate; the cross section of the front longitudinal beam front upright post front plate is of an L-shaped structure, the rear side of the front longitudinal beam front upright post front plate is fixedly connected with one side of the front longitudinal beam front upright post rear plate facing the inner side of the cabin front longitudinal beam, and the periphery of the front auxiliary frame front mounting plate is fixedly connected with the bottoms of the front longitudinal beam front upright post front plate and the front longitudinal beam front upright post rear plate; the front mounting plate reinforcing plate of the front auxiliary frame is arranged at the top of the front mounting plate of the front auxiliary frame and penetrates through the front mounting plate of the front auxiliary frame and the front mounting plate reinforcing plate of the front auxiliary frame to be provided with front auxiliary frame mounting holes, the top surface of the front mounting plate reinforcing plate of the front auxiliary frame and the front auxiliary frame mounting holes are coaxially provided with nuts, and the nuts are used for being connected with a front auxiliary frame body.
2. The novel front subframe front mounting plate structure of claim 1, wherein said nut is a hex flange nut.
3. The novel front subframe front mounting plate structure according to claim 1, wherein the left side, the right side and the top of the front side rail front pillar rear plate are respectively provided with welding flanges, and the welding flanges of one side of the front side rail front pillar rear plate facing the inner side of the cabin front side rail are used for welding connection with the rear side of the front side rail front pillar front plate; the top welding flange of the front longitudinal beam front upright post rear plate is used for being welded and connected with the cabin front longitudinal beam.
4. The novel front subframe front mounting plate structure according to claim 1, wherein the front side, the rear side and the side facing the cabin front side member inner side of the front subframe front mounting plate are respectively provided with welding flanges, the front side of the front subframe front mounting plate and the welding flanges facing the cabin front side member inner side are used for being welded with the bottom of the front side member front pillar front plate, and the welding flanges of the rear side of the front subframe front mounting plate are used for being welded with the bottom of the front side member front pillar rear plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311317660.8A CN117208086A (en) | 2023-10-11 | 2023-10-11 | Novel front mounting plate structure of front auxiliary frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311317660.8A CN117208086A (en) | 2023-10-11 | 2023-10-11 | Novel front mounting plate structure of front auxiliary frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117208086A true CN117208086A (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311317660.8A Pending CN117208086A (en) | 2023-10-11 | 2023-10-11 | Novel front mounting plate structure of front auxiliary frame |
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| Country | Link |
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| CN (1) | CN117208086A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115848512A (en) * | 2023-01-09 | 2023-03-28 | 北京汽车集团越野车有限公司 | Front end frame joint structure of body in white |
-
2023
- 2023-10-11 CN CN202311317660.8A patent/CN117208086A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115848512A (en) * | 2023-01-09 | 2023-03-28 | 北京汽车集团越野车有限公司 | Front end frame joint structure of body in white |
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