CN212861632U - Preceding crashproof roof beam connection structure assembly and car - Google Patents
Preceding crashproof roof beam connection structure assembly and car Download PDFInfo
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- CN212861632U CN212861632U CN202020750934.8U CN202020750934U CN212861632U CN 212861632 U CN212861632 U CN 212861632U CN 202020750934 U CN202020750934 U CN 202020750934U CN 212861632 U CN212861632 U CN 212861632U
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Abstract
The utility model relates to a front anti-collision beam connecting structure assembly and an automobile, which comprises two front longitudinal beams fixedly connected through a cross beam; the front end of the front longitudinal beam is provided with a nut plate, and a connecting plate for mounting corresponding parts of a vehicle is fixed at the front end of the front longitudinal beam through the nut plate; the connecting plate is arranged after the two front longitudinal beams are fixedly connected; do benefit to and avoid preceding nut plate and connecting plate welding back on the front longitudinal, nut hole on the preceding nut plate and the frock locating hole on the connecting plate, the locating surface position is confirmed, because in subsequent front longitudinal I, the in-process that front longitudinal II and front deck crossbeam closed the piece, welding process can make the size chain lengthen, make preceding nut plate and connecting plate can produce deformation and tolerance change, and front end module and preceding crashproof roof beam installation nut hole and fender that lead to, aircraft bonnet assembly fixture Z produces the deviation problem to locating hole position to locating surface and front end module assembly fixture Z, do benefit to and avoid front end module and preceding crashproof roof beam installation difficulty and fender, aircraft bonnet assembly back difference height is uneven, do benefit to the outward appearance quality of guaranteeing the final product, and set up simply, simple to operate.
Description
Technical Field
The utility model relates to an anticollision roof beam installation field especially relates to a preceding anticollision roof beam connection structure assembly and car before car.
Background
The front engine room of the existing automobile is mostly provided with a left front longitudinal beam, a right front longitudinal beam and a front engine room cross beam, and the left front longitudinal beam and the right front longitudinal beam are both provided with a front nut plate and a connecting plate. The front nut plate is provided with a nut hole for installing a front end module and a front anti-collision beam, the connecting plate is provided with a positioning surface for Z-direction positioning of a fender and a hood assembly tool and a positioning hole for Z-direction positioning of the front end module assembly tool, after the left front longitudinal beam, the right front longitudinal beam and the front cabin cross beam are welded into a whole, the fender and the hood are respectively installed on the front cabin through the assembly tool, and the front end module and the front anti-collision beam are installed on the front nut plate through the assembly tool. However, after the front nut plate and the connecting plate are welded on the front longitudinal beam, the positions of the nut hole on the front nut plate, the tooling positioning hole on the connecting plate and the positioning surface are determined, and in the subsequent process of splicing the left front longitudinal beam, the right front longitudinal beam and the front cabin cross beam, the welding process can lengthen the size chain, so that the front nut plate and the connecting plate can deform and have tolerance variation, and thus the positions of the front end module and the front anti-collision beam mounting nut hole and the fender, the Z-direction positioning surface of the hood assembly tooling and the Z-direction positioning hole of the front end module assembly tooling can deviate, and further the mounting difficulty of the front end module and the front anti-collision beam and the difference in height between the rear surfaces of the fender and the hood assembly can be caused, and the appearance.
Based on above problem, the utility model provides a preceding crashproof roof beam connection structure assembly and car. This preceding crashproof roof beam connection structure assembly and car do benefit to the mounted position precision and the poor effect of face of guaranteeing the corresponding part of car, and set up simply simple to operate.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a preceding crashproof roof beam connection structure assembly and car does benefit to the mounted position precision and the poor effect of face of guaranteeing the corresponding part of car, and sets up simply simple to operate.
The utility model discloses a front anti-collision beam connecting structure assembly, which comprises two front longitudinal beams fixedly connected through a cross beam; the front end of the front longitudinal beam is provided with a nut plate, and a connecting plate for mounting corresponding parts of a vehicle is fixed at the front end of the front longitudinal beam through the nut plate; the connecting plate is arranged after the two front longitudinal beams are fixedly connected; after the two front longitudinal beams are fixedly connected through the cross beam, the connecting plate is fixed on the nut plate at the front end of the front longitudinal beam, so that the size chain ring is greatly reduced, the welding of the connecting plate and the front section frame only on the X-direction surface is facilitated, and the position precision of the connecting plate in the Z direction and the Y direction is not influenced; the method is favorable for avoiding the positions of a nut hole on the front nut plate, a tool positioning hole on the connecting plate and a positioning surface from being determined after the front nut plate and the connecting plate are welded on the front longitudinal beam, and the welding procedure can lengthen a size chain in the subsequent process of splicing the front longitudinal beam I, the front longitudinal beam II and the front cabin beam, so that the front nut plate and the connecting plate can deform and have tolerance variation, and the problem of deviation of the positions of the nut hole, the fender, the Z-direction positioning surface of the hood assembly tool and the Z-direction positioning hole of the front module assembly tool can be caused, thereby being favorable for avoiding the difficult installation of the front module and the front anti-collision beam and the uneven height of the assembled rear surface of the fender and the assembled hood, being favorable for ensuring the appearance quality of a final product, and being simple in arrangement and convenient; the beam is a front engine room beam, belongs to the prior art and is not described herein again; here in front of the car.
Furthermore, the two front longitudinal beams are a front longitudinal beam I and a front longitudinal beam II, and the rear ends of the front longitudinal beam I and the front longitudinal beam II are fixedly connected through a cross beam; the front and rear parts are the front and rear parts of the automobile, and the same will not be described again.
Further, the nut plate comprises a nut plate I and a nut plate II, and the nut plate I is integrally arranged at the front end of the front longitudinal beam I; the nut plate II is integrally arranged at the front end of the front longitudinal beam II; the integration can mean that the nut plate and the front longitudinal beam are integrally formed, and the integral forming technology belongs to the prior art and is not described again; the front nut plate and the front longitudinal beam are fixedly connected before the connecting plate is connected, such as by welding and the like, and the details are not described herein.
Furthermore, the connecting plate includes connecting plate I and connecting plate II, connecting plate I passes through nut plate I fixed connection in front end of front longitudinal I, connecting plate II passes through nut plate II fixed connection in front end of front longitudinal II.
Furthermore, the two connecting plates are both provided with a plurality of mounting holes, the two nut plates are respectively and correspondingly provided with a plurality of mounting piece avoiding holes, and the mounting pieces are fixed in the avoiding holes arranged in the corresponding side screw mother plates after being fixed on the connecting plates through the mounting holes; preferably, four mounting holes and four avoidance holes are correspondingly arranged; through with the installed part like mounting nut from nut plate integration to preceding connecting plate, avoided nut plate to produce in the follow-up welding of anterior segment frame and warp for the mounted position precision is guaranteed by the connecting plate, does benefit to the assembly efficiency and the assembly precision that greatly improve front end module and preceding anticollision roof beam.
Furthermore, the two connecting plates are both provided with positioning holes for positioning the connecting plates; when the equipment, place the connecting plate on anchor clamps, through the locating action of locating pin on the anchor clamps and locating hole, do benefit to and make the welding position of connecting plate in the front cabin more accurate, and if the later stage need remove the connecting plate position only with the adjustment locating hole, implement more simple and conveniently.
Furthermore, the two positioning holes are arranged at the upper end and the lower end of the connecting plate at intervals; do benefit to and make the welding position of connecting plate in the front on the cabin more accurate, and if need remove the connecting plate position in later stage and only need adjust two locating holes, it is firm and implement simple and conveniently.
Furthermore, the two connecting plates are provided with Z-direction positioning holes for the front-end module assembly tool, and the Z-direction positioning holes are used for positioning and mounting the front-end module assembly tool; the Z-direction positioning hole is preferably positioned between the two mounting holes on the upper side.
Furthermore, positioning convex parts are arranged at the tops of the two connecting plates; the positioning bulge is provided with a positioning surface for positioning a corresponding component assembling tool of a vehicle in the Z direction; in the front area of the front engine room, the fender assembling tool fixed with the fender plate is connected to the front engine room by taking the left positioning surface and the right positioning surface of the connecting plate as references, and the hood assembling tool fixed with the hood is connected to the front engine room by taking the left positioning surface and the right positioning surface of the connecting plate as references; the top here refers to the upper end of the connecting plate, the upper position of the automobile, and the left and right positions of the automobile.
Furthermore, the positioning convex part is arranged on the top of the connecting plate and close to the outer side in a backward inclined manner; the structure layout is facilitated; the outer side of the car is directed to the left and right from the center of the car.
The utility model also provides an automobile, automobile has as above preceding crashproof roof beam connection structure assembly.
The utility model has the advantages that:
the front anti-collision beam connecting structure assembly and the automobile of the utility model have the advantages that after the two front longitudinal beams are fixedly connected through the cross beam, the connecting plate is fixed on the nut plate at the front end of the front longitudinal beam, so that the size chain ring is greatly reduced, the welding of the connecting plate and the front section frame only in the X-direction is facilitated, and the position precision of the connecting plate in the Z direction and the Y direction is not influenced; do benefit to promptly and avoid preceding nut plate and connecting plate welding back on the front longitudinal, the nut hole on the preceding nut plate and the frock locating hole on the connecting plate, locating surface position is confirmed, because in subsequent front longitudinal I, the in-process that front longitudinal II and front deck crossbeam amalgamated, welding process can make the size chain lengthen, make preceding nut plate and connecting plate can produce deformation and tolerance change, and front end module and preceding crashproof roof beam installation nut hole and fender that lead to, aircraft bonnet assembly fixture Z produces the deviation problem to locating surface and front end module assembly fixture Z to the locating hole position, do benefit to and avoid front end module and preceding crashproof roof beam installation difficulty and fender, aircraft bonnet assembly back difference height is uneven, do benefit to the outward appearance quality of guaranteeing the final product, and set up simply, simple to operate.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the connection plate structure of the present invention.
Detailed Description
As shown in fig. 1 and 2, the front impact beam connecting structure assembly of the present embodiment includes two front longitudinal beams fixedly connected by a cross beam 6; the front end of the front longitudinal beam is provided with a nut plate, and a connecting plate for mounting corresponding parts of a vehicle is fixed at the front end of the front longitudinal beam through the nut plate; the connecting plate is arranged after the two front longitudinal beams are fixedly connected; after the two front longitudinal beams are fixedly connected through the cross beam 6, the connecting plate is fixed on the nut plate at the front end of the front longitudinal beam, so that the size chain ring is greatly reduced, the welding of the connecting plate and the front section frame only on the X-direction surface is facilitated, and the position precision of the connecting plate in the Z direction and the Y direction is not influenced; the method is favorable for avoiding the positions of a nut hole on the front nut plate, a tool positioning hole on the connecting plate and a positioning surface from being determined after the front nut plate and the connecting plate are welded on the front longitudinal beam, and the welding procedure can lengthen a size chain in the subsequent splicing process of the front longitudinal beam I4, the front longitudinal beam II5 and the front cabin cross beam 6, so that the front nut plate and the connecting plate can deform and change in tolerance, and the problem of deviation of the positions of the nut hole, the fender, the Z-direction positioning surface of the hood assembly tool and the Z-direction positioning hole of the front module assembly tool can be caused, thereby being favorable for avoiding the difficult installation of the front module and the front anti-collision beam and the difference in height of the rear surfaces of the fender and the hood assembly, being favorable for ensuring the appearance quality of a final product, and being simple in arrangement and; the beam 6 is a front cabin beam, belongs to the prior art, and is not described herein again; here in front of the car.
In the embodiment, the two front longitudinal beams are a front longitudinal beam I4 and a front longitudinal beam II5, and the rear ends of the front longitudinal beam I4 and the front longitudinal beam II5 are fixedly connected through a cross beam 8; the front and rear parts are the front and rear parts of the automobile, and the same will not be described again.
In the embodiment, the nut plate comprises a nut plate I21 and a nut plate II22, and the nut plate I21 is integrally arranged at the front end of the front longitudinal beam I4; the nut plate II22 is integrally arranged at the front end of the front longitudinal beam II 5; the integration can mean that the nut plate and the front longitudinal beam are integrally formed, and the integral forming technology belongs to the prior art and is not described again; it is also understood that the nut plate and the front longitudinal beam are fixedly connected, such as by welding, before the connection plates are connected, and therefore, the detailed description thereof is omitted.
In this embodiment, the connecting plate includes a connecting plate I11 and a connecting plate II12, the connecting plate I11 is fixedly connected to the front end of the front side member I4 through a nut plate I21, and the connecting plate II12 is fixedly connected to the front end of the front side member II5 through a nut plate II 22.
In the embodiment, the two connecting plates are both provided with a plurality of mounting holes 15, the two nut plates are respectively and correspondingly provided with a plurality of mounting part 7 avoiding holes 23, and the mounting parts 7 are fixed on the connecting plates through the mounting holes 15 and then penetrate through the avoiding holes 23 arranged on the corresponding side screw mother plates; preferably, four mounting holes 15 and four avoidance holes 23 are correspondingly arranged; through with installed part 7 like mounting nut from nut plate integration to preceding connecting plate, avoided nut plate to produce in the follow-up welding of anterior segment frame and warp, the installation precision is guaranteed by the connecting plate, does benefit to the assembly efficiency and the assembly precision that greatly improve front end module and preceding anticollision roof beam.
In this embodiment, the two connecting plates are both provided with positioning holes for positioning the connecting plates; when the equipment, place the connecting plate on anchor clamps, through the locating action of locating pin on the anchor clamps and locating hole, do benefit to and make the welding position of connecting plate in the front cabin more accurate, and if the later stage need remove the connecting plate position only with the adjustment locating hole, implement more simple and conveniently.
In this embodiment, the two positioning holes are arranged at intervals at the upper end and the lower end of the connecting plate (including the positioning hole 13 and the positioning hole 14); do benefit to and make the welding position of connecting plate in the front on the cabin more accurate, and if need remove the connecting plate position in later stage and only need adjust two locating holes, it is firm and implement simple and conveniently.
In this embodiment, the two connecting plates are provided with Z-direction positioning holes 16 for the front-end module assembly fixture, and are used for positioning and mounting the front-end module assembly fixture; the Z-positioning hole 16 is preferably located between the two mounting holes 15 on the upper side.
In this embodiment, the top of each of the two connecting plates is provided with a positioning protrusion 17; the positioning bulge 17 is provided with a positioning surface 171 for Z-direction positioning of the corresponding component assembling tool of the vehicle; in the front area of the front engine room, the fender assembling tool fixed with the fender plate is connected to the front engine room by taking the left positioning surface and the right positioning surface of the connecting plate as references, and the hood assembling tool fixed with the hood is connected to the front engine room by taking the left positioning surface and the right positioning surface of the connecting plate as references; the top here refers to the upper end of the connecting plate, the upper position of the automobile, and the left and right positions of the automobile.
In this embodiment, the positioning protrusion 17 is disposed on the top of the connecting plate and is inclined rearward; the structure layout is facilitated; the outer side of the car is directed to the left and right from the center of the car.
The embodiment also provides an automobile, which is provided with the front anti-collision beam connecting structure assembly.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. A front anti-collision beam connecting structure assembly is characterized by comprising two front longitudinal beams which are fixedly connected through a cross beam; the front end of the front longitudinal beam is provided with a nut plate, and a connecting plate for mounting corresponding parts of a vehicle is fixed at the front end of the front longitudinal beam through the nut plate; the connecting plate is arranged on the two front longitudinal beams after the two front longitudinal beams are fixedly connected, the two front longitudinal beams are a front longitudinal beam I and a front longitudinal beam II, the rear ends of the front longitudinal beam I and the front longitudinal beam II are fixedly connected through a cross beam, the nut plate comprises a nut plate I and a nut plate II, and the nut plate I is integrally arranged at the front end of the front longitudinal beam I; the nut plate II is integrally arranged at the front end of the front longitudinal beam II.
2. The front impact beam connection structure assembly as claimed in claim 1, wherein the connection plate includes a connection plate I and a connection plate II, the connection plate I is fixedly connected to the front end of the front longitudinal beam I through a nut plate I, and the connection plate II is fixedly connected to the front end of the front longitudinal beam II through a nut plate II.
3. The front anti-collision beam connecting structure assembly according to claim 2, wherein the two connecting plates are provided with a plurality of mounting holes, the two nut plates are respectively provided with a plurality of mounting piece avoiding holes correspondingly, and the mounting pieces are fixed in the avoiding holes arranged in the corresponding side nut plates after being fixed on the connecting plates through the mounting holes.
4. The front impact beam connection structure assembly as claimed in claim 3, wherein the two connection plates are each provided with a positioning hole for positioning the connection plate.
5. The front impact beam connection structure assembly as claimed in claim 4, wherein the number of the positioning holes is two, and the two positioning holes are arranged at intervals at the upper end and the lower end of the connecting plate.
6. The front impact beam connection structure assembly according to claim 3, wherein the top of each of the two connection plates is provided with a positioning protrusion; the positioning bulge is provided with a positioning surface for Z-direction positioning of the corresponding component assembling tool of the vehicle.
7. The front impact beam attachment structure assembly of claim 6, wherein the positioning projection is provided to the outside of the top of the attachment plate so as to be inclined rearward.
8. An automobile having a front impact beam attachment structure assembly as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750934.8U CN212861632U (en) | 2020-05-08 | 2020-05-08 | Preceding crashproof roof beam connection structure assembly and car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020750934.8U CN212861632U (en) | 2020-05-08 | 2020-05-08 | Preceding crashproof roof beam connection structure assembly and car |
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| CN212861632U true CN212861632U (en) | 2021-04-02 |
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| CN202020750934.8U Active CN212861632U (en) | 2020-05-08 | 2020-05-08 | Preceding crashproof roof beam connection structure assembly and car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276948A (en) * | 2021-06-30 | 2021-08-20 | 东风汽车集团股份有限公司 | Positioning and mounting structure and mounting method of automobile front-end module |
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2020
- 2020-05-08 CN CN202020750934.8U patent/CN212861632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276948A (en) * | 2021-06-30 | 2021-08-20 | 东风汽车集团股份有限公司 | Positioning and mounting structure and mounting method of automobile front-end module |
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