CN217864354U - Rear panel assembly and side wall assembly lap joint structure and vehicle - Google Patents
Rear panel assembly and side wall assembly lap joint structure and vehicle Download PDFInfo
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- CN217864354U CN217864354U CN202221258291.0U CN202221258291U CN217864354U CN 217864354 U CN217864354 U CN 217864354U CN 202221258291 U CN202221258291 U CN 202221258291U CN 217864354 U CN217864354 U CN 217864354U
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Abstract
The utility model provides a back panel assembly and side wall assembly overlap joint structure and vehicle, including back panel assembly and the side wall assembly overlap joint with back panel assembly, back panel assembly includes back panel planking and back panel inner panel that the lock is connected, and back panel planking has first turn-ups towards the relative both ends of side wall assembly, and first turn-ups is from back panel planking towards the direction bending extension that back panel inner panel carried on the back mutually; the side wall assembly comprises a rear longitudinal beam end plate, a second flanging plate corresponding to the first flanging plate is arranged at one end, facing the rear coaming outer plate, of the rear longitudinal beam end plate, the second flanging plate is bent and extended from the rear longitudinal beam end plate in a direction opposite to the rear coaming inner plate, and the second flanging plate is in lap joint with the first flanging plate. The utility model discloses a Y of back panel assembly and side wall assembly need not to open the welding via hole at C post inner panel lower reinforcing plate to the overlap joint structure, promotes whole car torsional rigidity, and the part structural design of being convenient for promotes and matches precision and part material utilization ratio.
Description
Technical Field
The utility model relates to a technical field is made in the vehicle production, concretely relates to back panel assembly and side wall assembly overlap joint structure and vehicle.
Background
With the popularization of domestic automobiles, the requirements on the performance and the comfort of the automobiles are higher and higher. The automobile body is a very critical part on an automobile, the automobile body must have enough torsional rigidity, the insufficient torsional rigidity can cause a plurality of problems in the driving process of the automobile, and meanwhile, the torsional rigidity of the automobile body also has great influence on the comfort of the automobile.
Traditional back boarding assembly and side wall assembly overlap joint structure are mostly X to matching the overlap joint and carry out X to the welding, this kind of overlap joint structure need open a plurality of welding process via holes under C post inner panel on the reinforcing plate, automobile body bending rigidity has been reduced, torsional rigidity performance, and adopt this kind of overlap joint structure, welder operating space is limited during the welding, can't carry out the position adjustment again after the side wall assembly of back boarding assembly and both sides is pieced together in advance, divide a position unadjustable, influence the matching precision, be not convenient for part structural design and promotion part material utilization ratio.
In view of the above, there is a need for a lap joint structure of a back panel assembly and a side panel assembly and a vehicle, which improves the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem that above-mentioned prior art exists, provide a back panel assembly and side wall assembly overlap joint structure and vehicle, the utility model discloses an add the turn-ups board on back panel planking and back longeron end plate, realize the Y of back panel assembly and side wall assembly to the overlap joint structure, do not need a large amount of welded via holes of opening on the reinforcing plate under C post inner panel, avoid reducing bending rigidity, torsional rigidity performance, and Y does not receive the boundary structure influence to the overlap joint structure welder operating space when making the welding, divides a position to adjust, and the part structural design of being convenient for promotes and matches precision and part material utilization ratio.
In order to solve the technical problem in the background art, the utility model discloses a technical scheme be: the utility model provides a back panel assembly and side wall assembly overlap joint structure, back panel assembly and side wall assembly overlap joint structure include: a back boarding assembly and a side boarding assembly lapped with the back boarding assembly,
the rear coaming assembly comprises a rear coaming outer plate and a rear coaming inner plate which are connected in a buckling manner, the rear coaming outer plate is provided with first flanging plates towards two opposite ends of the side wall assembly, and the first flanging plates are bent and extended from the rear coaming outer plate towards the direction opposite to the rear coaming inner plate;
the side wall assembly comprises a rear longitudinal beam end plate, a second flanging plate corresponding to the first flanging plate is arranged at one end, facing the rear surrounding plate outer plate, of the rear longitudinal beam end plate, the second flanging plate is bent and extends from the rear longitudinal beam end plate in the direction opposite to the rear surrounding plate inner plate, and the second flanging plate is in lap joint with the first flanging plate.
By adopting the structure, the lap joint structure of the two sides of the back panel assembly and the side wall assembly is improved, the first flanging plate and the second flanging plate are additionally arranged on the back panel outer plate and the back longitudinal beam end plate of the side wall assembly, the Y-direction lap joint structure of the back panel assembly and the side wall assembly is realized, Y-direction welding is adopted, a large number of welding through holes are not required to be formed in the lower reinforcing plate of the C-column inner plate, the reduction of bending rigidity and torsional rigidity performance is avoided, the torsional rigidity of the whole vehicle is obviously improved, the Y-direction lap joint structure is formed by the first flanging plate and the second flanging plate, the operation space of a welding gun is not influenced by a boundary structure during welding, the positions of the parts of the back panel assembly and the side wall assembly can be adjusted, the part structural design is convenient, and the matching precision and the part material utilization rate are improved.
Furthermore, a positioning hole is formed in the outer plate of the rear coaming, and the positioning hole is used for marking and positioning when the outer plate of the rear coaming is installed.
Further, the positioning hole is a hole flanging. Hole flanging structure the locating hole when being used for carrying out the mark location when installing back panel planking, can also play the bearing effect when welding robot snatchs the workpiece, the welding robot accessible inserts the clamping jaw the locating hole realizes snatching and the location to the back panel planking, and then realizes the machine workpiece loading of back panel planking to make back panel assembly can with side wall assembly upper part at the same level, the welding level adjustment be the same with the side wall assembly, can also carry out position control during the welding, further promote assembly flexibility and matching precision.
Furthermore, the number of the positioning holes is two, and the two positioning holes are arranged at the two ends, close to the first flanging plate, of the outer plate of the back panel at intervals.
Furthermore, back panel planking size is according to the negative tolerance definition, promptly the back panel planking size is not more than the interval size between the both sides side wall assembly, solves the back panel planking interference problem with the side wall assembly when putting up, can make side wall assembly and back panel assembly have the adjustment allowance after piecing together in advance simultaneously, is favorable to improving the matching precision and the assembly efficiency of back panel assembly and side wall assembly.
Further, the assembly is enclosed including the left side that sets up relatively to the side wall assembly and the right side, the assembly is enclosed including left back longeron end plate in the left side, the assembly is enclosed including right back longeron end plate in the right side, back coaming planking one end first turn-ups board with left back longeron end plate the second turn-ups board overlap joint, the back coaming planking other end first turn-ups board with right back longeron end plate the second turn-ups board overlap joint.
Further, the size of back panel outer plate is not more than left back longeron end plate with the interval size between the right back longeron end plate.
Further, the side wall assembly still include with the C post inner panel reinforcing plate under the back longitudinal end plate is connected, be equipped with the via hole on the reinforcing plate under the C post inner panel, be equipped with on the back panel inner panel with the hasp that the via hole is corresponding, the back panel inner panel passes through the hasp with the via hole cooperate realize with the prepositioning of side wall assembly, further promote the assembly precision and the assembly efficiency of back panel assembly and side wall assembly.
Furthermore, the quantity of hasp is two, two the hasp symmetry sets up back panel inner panel with back panel planking one side that is carried on the back mutually.
The utility model also provides a vehicle, the vehicle includes foretell back panel assembly and side wall assembly overlap joint structure.
The utility model provides a back panel assembly and side wall assembly overlap joint structure and vehicle, improve the overlap joint structure of back panel assembly both sides and side wall assembly, it is first through addding on the back longeron end plate of back panel planking and side wall assembly, the second turn-ups board, realize the Y of back panel assembly and side wall assembly to the overlap joint structure, adopt Y to the welding, do not need to open the welding via hole in a large number on the reinforcing plate under C post inner panel, avoid reducing bending rigidity, torsional rigidity performance, there is showing the promotion to whole car torsional rigidity, and first turn-ups board forms Y to the overlap joint structure with the second turn-ups board, welder operating space does not receive the boundary structure influence during the welding, the branch position of back panel assembly and side wall assembly can adjust, the part structural design of being convenient for, promote matching precision and part material utilization ratio.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art 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 it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a lap joint structure of a back panel assembly and a side panel assembly according to an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view at A in FIG. 1;
fig. 3 is a schematic structural view of an outer panel of a back panel in an embodiment of the present invention;
fig. 4 is a schematic structural view of the pre-positioning of the inner plate of the back panel and the lower reinforcing plate of the C-pillar inner plate in the embodiment of the present invention.
Wherein the reference numerals in the figures correspond to: 11-rear coaming outer plate, 111-first flanging plate, 112-positioning hole, 12-rear coaming inner plate, 121-hasp, 21-left rear longitudinal beam end plate, 22-left C column inner plate lower reinforcing plate, 23-right rear longitudinal beam end plate, 24-right C column inner plate lower reinforcing plate, 25-second flanging plate and 26-through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example (b):
this embodiment provides a back panel assembly and side wall assembly overlap joint structure, as shown in fig. 1, fig. 2 and fig. 3, back panel assembly and side wall assembly overlap joint structure include: the rear coaming assembly comprises a rear coaming outer plate 11 and a rear coaming inner plate 12 which are connected in a buckling manner, the two opposite ends of the rear coaming outer plate 11 facing the side wall assembly are provided with first flanging plates 111, and the first flanging plates 111 are bent and extended from the rear coaming outer plate 11 in a direction opposite to the rear coaming inner plate 12; the side wall assembly comprises a rear longitudinal beam end plate, one end of the rear longitudinal beam end plate, facing the rear coaming outer plate 11, is provided with a second flanging plate 25 corresponding to the first flanging plate 111, the second flanging plate 25 is bent and extended from the rear longitudinal beam end plate towards the direction opposite to the rear coaming inner plate 12, and the second flanging plate 25 is in lap joint with the first flanging plate 111.
Specifically, the assembly is enclosed including the left side that sets up relatively to the side wall assembly and right side, the left side is enclosed the assembly and is included left back longeron end plate 21, the right side is enclosed the assembly and is included right back longeron end plate 23, 11 one ends in back boarding planking first turn-ups board 111 with left back longeron end plate 21 second turn-ups board 25 overlap joint, 11 other ends in back boarding planking first turn-ups board 111 with right back longeron end plate 23 second turn-ups board 25 overlap joint.
By adopting the structure, the lapping structure of the two sides of the back panel assembly and the side wall assembly is improved, the first and second flanging plates 25 are additionally arranged on the back panel outer plate 11 and the back longitudinal beam end plate of the side wall assembly, so that the Y-direction lapping structure of the back panel assembly and the side wall assembly is realized, namely, the welding surfaces of the back longitudinal beam end plate and the back panel outer plate 11 are in Y-direction lapping, Y-direction welding is adopted, a large number of welding through holes 26 are not required to be formed in the lower reinforcing plate of the C-column inner plate, the reduction of bending rigidity and torsional rigidity performance is avoided, the torsional rigidity of the whole vehicle is obviously improved, and the first flanging plate 111 and the second flanging plate 25 form a Y-direction lapping structure, so that the welding gun operation space is not influenced by a boundary structure during welding, the part separating positions of the left back longitudinal beam end plate 21, the right back longitudinal beam end plate 23 and the back panel outer plate 11 can be adjusted, the arrangement of other systems is convenient, such as a back ventilation frame and a back bumper mounting bracket, and the like, thereby facilitating the structural design of parts, improving the matching precision and the utilization rate of part materials.
In this embodiment, the back panel outer plate 11 is further provided with a positioning hole 112, and the positioning hole 112 is used for marking and positioning when the back panel outer plate 11 is installed.
Preferably, the positioning hole 112 is a hole flanging. In practical application, the traditional back panel assembly is mostly welded on the upper part of the lower vehicle body assembly, the size chain is relatively long, the upper parts of the side wall assemblies on two sides are in front, the back panel assembly and the side wall assemblies are not the upper parts in the same level, the welding levels are different, and the position adjustment cannot be carried out after the pre-assembly of the side wall assemblies on two sides, so that the matching precision is influenced. Set up locating hole 112 on back panel planking 11 into the hole flanging in this embodiment, the hole flanging structure locating hole 112 when being used for carrying out the mark location when being used for installing back panel planking 11, can also play the bearing effect when welding robot snatchs the piece, the welding robot accessible inserts the clamping jaw locating hole 112 realizes snatching and fixing a position back panel planking 11, and then realizes the machine of back panel planking 11 and puts up, makes back panel planking 11 can be in total piece of piecing together, thereby realizes that back panel assembly can with side wall assembly upper part at the same level, the welding level adjustment is the same with the side wall assembly, can also carry out position control during the welding, further promotes assembly flexibility and matching accuracy.
In a possible embodiment, the number of the positioning holes 112 is two, and two positioning holes 112 are arranged at intervals at two ends of the back panel outer plate 11 close to the first flanging plate 111. The two positioning holes 112 are divided into a main positioning hole and an auxiliary positioning hole, and the two positioning holes 112 are used for marking and positioning when the rear coaming outer plate is installed, so that the robot can grab conveniently, and the positioning accuracy and the grabbing stability are improved.
Preferably, the spacing distance between the two positioning holes 112 on the back panel outer plate 11 is not less than two thirds of the total length of the back panel outer plate 11, so that the grabbing stability and the positioning accuracy are further improved.
In a possible embodiment, two positioning holes 112 are symmetrically provided at both ends of the back panel outer panel 11. Of course, in other possible embodiments, the distribution positions of the two positioning holes 112 may be set according to practical situations, and are not limited herein.
Preferably, in the present embodiment, the dimension of the back panel outer plate 11 is defined by negative tolerance, that is, the dimension of the back panel outer plate 11 is not greater than the dimension of the space between the two side wall assemblies. In practical application, the problem of Y-direction overlapping is that interference risks are generated between the rear panel outer plate 11 and the left rear longitudinal beam end plate 21 and between the rear panel outer plate 11 and the right rear longitudinal beam end plate 23 during loading of the rear panel assembly, and in order to solve the problem, in this embodiment, a single piece of the rear panel outer plate 11 is defined as a one-way tolerance, which is defined according to a negative tolerance, that is, the size of the rear panel outer plate 11 is not greater than the size of the space between the left rear longitudinal beam end plate 21 and the right rear longitudinal beam end plate 23, so that the problem of interference between the rear panel outer plate 11 and the side panel assembly during loading is solved, and meanwhile, the pre-assembly of the side panel assembly and the rear panel assembly can be provided with an adjustment margin, which is beneficial to improving the matching accuracy and the assembly efficiency of the rear panel assembly and the side panel assembly.
In a possible embodiment, the side wall assembly further includes a C-pillar inner panel lower reinforcing plate connected to the back side rail end plate, as shown in fig. 1 and 4, a through hole 26 is provided on the C-pillar inner panel lower reinforcing plate, a hasp 121 corresponding to the through hole 26 is provided on the back panel inner panel 12, and the back panel inner panel 12 is matched with the through hole 26 through the hasp 121 to realize the pre-positioning with the side wall assembly. The side wall assembly is assembled firstly during main assembly welding, and prepositioning is carried out through the hasps 121 during rear assembly of the rear enclosing plate assembly, so that the assembly precision and the assembly efficiency of the rear enclosing plate assembly and the side wall assembly are further improved.
Preferably, the number of the buckles 121 is two, and the two buckles 121 are symmetrically arranged on the opposite side of the back panel inner plate 12 from the back panel outer plate 11, that is, the side of the back panel inner plate 12 facing the C-pillar inner plate lower reinforcement plate.
Specifically, the assembly is enclosed on the left side include with left C post inner panel under reinforcing plate 22 that left back longeron end plate 21 is connected, the assembly is enclosed on the right side include with right C post inner panel under reinforcing plate 24 that right back longeron end plate 23 is connected, left side C post inner panel under reinforcing plate 22 with all be equipped with on the reinforcing plate 24 under the right C post inner panel with the corresponding via hole 26 of hasp 121, two hasp 121 respectively with reinforcing plate 22 under the left C post inner panel with the prepositioning of back panel inner panel 12 is realized in the cooperation of via hole 26 on the reinforcing plate 24 under the right C post inner panel.
The embodiment of the utility model provides a vehicle is still provided, the vehicle includes foretell back panel assembly and side wall assembly overlap joint structure.
The utility model provides a back panel assembly and side wall assembly overlap joint structure and vehicle, improve the overlap joint structure of back panel assembly both sides and side wall assembly, it is first through addding on the back longeron end plate of back panel planking and side wall assembly, the second turn-ups board, realize the Y of back panel assembly and side wall assembly to the overlap joint structure, adopt Y to the welding, do not need to open the welding via hole in a large number on the reinforcing plate under C post inner panel, avoid reducing bending rigidity, torsional rigidity performance, there is showing the promotion to whole car torsional rigidity, and first turn-ups board forms Y to the overlap joint structure with the second turn-ups board, welder operating space does not receive the boundary structure influence during the welding, the branch position of back panel assembly and side wall assembly can adjust, the part structural design of being convenient for, promote matching precision and part material utilization ratio.
The above-disclosed embodiments are merely exemplary embodiments of the present invention, which should not be construed as limiting the scope of the invention, but rather as equivalent variations of the invention are covered by the following claims.
Claims (10)
1. The utility model provides a back panel assembly and side wall assembly overlap joint structure which characterized in that includes: a back boarding assembly and a side boarding assembly lapped with the back boarding assembly,
the rear coaming assembly comprises a rear coaming outer plate (11) and a rear coaming inner plate (12) which are connected in a buckling mode, first flanging plates (111) are arranged at two opposite ends, facing the side wall assembly, of the rear coaming outer plate (11), and the first flanging plates (111) are bent and extended from the rear coaming outer plate (11) in the direction opposite to the rear coaming inner plate (12);
the side wall assembly comprises a rear longitudinal beam end plate, wherein the rear longitudinal beam end plate faces towards one end of the rear coaming outer plate (11) and is provided with a second flanging plate (25) corresponding to the first flanging plate (111), the second flanging plate (25) bends and extends towards the direction opposite to the rear coaming inner plate (12) from the rear longitudinal beam end plate, and the second flanging plate (25) is in lap joint with the first flanging plate (111).
2. The back panel assembly and side panel assembly lap joint structure of claim 1, wherein: the rear coaming outer plate (11) is provided with a positioning hole (112), and the positioning hole (112) is used for marking and positioning when the rear coaming outer plate (11) is installed.
3. The back panel assembly and side panel assembly lap joint structure of claim 2, wherein: the positioning hole (112) is a flanging hole.
4. The back panel assembly and side panel assembly lap joint structure of claim 3, wherein: the number of the positioning holes (112) is two, and the two positioning holes (112) are arranged at two ends, close to the first flanging plate (111), of the back panel outer plate (11) at intervals.
5. The back panel assembly and side panel assembly lap joint structure of claim 1, wherein: the side wall assembly encloses assembly and right side including the left side that sets up relatively and encloses the assembly, the left side encloses the assembly and includes left back longeron end plate (21), the right side encloses the assembly and includes right back longeron end plate (23), back boarding planking (11) one end first turn-ups board (111) with left side back longeron end plate (21) second turn-ups board (25) overlap joint, the back boarding planking (11) other end first turn-ups board (111) with right side back longeron end plate (23) second turn-ups board (25) overlap joint.
6. The back panel assembly and side panel assembly lap joint structure of claim 5, wherein: the size of the back panel outer plate (11) is defined according to negative tolerance.
7. The back panel assembly and side panel assembly lap joint structure of claim 6, wherein: the size of the back panel outer plate (11) is not larger than the size of the space between the left back longitudinal beam end plate (21) and the right back longitudinal beam end plate (23).
8. The back panel assembly and side panel assembly lap joint structure of claim 1, wherein: the side wall assembly further comprises a C column inner plate lower reinforcing plate connected with the rear longitudinal beam end plate, a through hole (26) is formed in the C column inner plate lower reinforcing plate, a hasp (121) corresponding to the through hole (26) is arranged on the rear surrounding plate inner plate (12), and the rear surrounding plate inner plate (12) passes through the hasp (121) and the through hole (26) to be matched to achieve pre-positioning of the side wall assembly.
9. The back panel assembly and side panel assembly lap joint structure of claim 8, wherein: the number of the hasps (121) is two, and the two hasps (121) are symmetrically arranged on one side, opposite to the back panel outer plate (11), of the back panel inner plate (12).
10. A vehicle, characterized in that: the vehicle comprising a back panel assembly and side panel assembly lap joint structure according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221258291.0U CN217864354U (en) | 2022-05-24 | 2022-05-24 | Rear panel assembly and side wall assembly lap joint structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221258291.0U CN217864354U (en) | 2022-05-24 | 2022-05-24 | Rear panel assembly and side wall assembly lap joint structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217864354U true CN217864354U (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221258291.0U Active CN217864354U (en) | 2022-05-24 | 2022-05-24 | Rear panel assembly and side wall assembly lap joint structure and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN217864354U (en) |
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- 2022-05-24 CN CN202221258291.0U patent/CN217864354U/en active Active
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