CN206938868U - A kind of jointing structure for automobile assembling - Google Patents
A kind of jointing structure for automobile assembling Download PDFInfo
- Publication number
- CN206938868U CN206938868U CN201720561477.6U CN201720561477U CN206938868U CN 206938868 U CN206938868 U CN 206938868U CN 201720561477 U CN201720561477 U CN 201720561477U CN 206938868 U CN206938868 U CN 206938868U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- stringer board
- transverse slat
- plate
- jointing structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a kind of jointing structure for automobile assembling, belongs to field of automobile.The bonding strength technical problem such as not enough when it solves the assembling of existing vehicle side and top cover.This jointing structure includes the bottom plate of bar shaped, is installed with some spaced transverse slats and some spaced stringer boards on bottom plate vertically, and transverse slat is staggered with stringer board；The upper end of transverse slat and stringer board is fixedly provided with connecting plate, and expansion glue is equipped with the bottom surface of bottom plate and on the upper surface of connecting plate.It is staggered and is played a supporting role with stringer board by transverse slat in jointing structure in the utility model, while it is connected with gusset and top cover, improve the local stiffness of body structure, so as to improving the overall torsional rigidity of vehicle body and torsion mode, this jointing inside configuration is in hollow structure, the inner panel of gusset joint and the thickness of outside plate can also be thinned simultaneously, realize the synchronous improvement of light weight effect and NVH performances.
Description
Technical field
The utility model belongs to field of automobile, is related to a kind of jointing structure for automobile assembling.
Background technology
As people require more and more higher to automotive performance, to ensure that the resistance to of automobile touches while lightweight demand is improved
Hit performance, body torsional rigdity be automobile crash worthiness can an important foundation, and the Basic Evaluation of vehicle structure performance
Index；Body frame significantly affects body torsional rigdity, particularly load transfer path, section continuity, joint stiffness, closure
Loop etc. is all the main points of structure design；But due to being limited by assembly technology, some traditional key joints are only
It is to be connected by single solder joint, forms obvious design defect, cause body torsional rigdity to be affected.Traditional vehicle is often led to
Cross raising material rate, thickened material, increasing section etc. and carry out reinforcement structure, so as to control load transmission, these methods are by sky
Between, cost, the influence factor of construction cycle it is larger.
Chinese patent (notification number：CN204701667U, publication date：2015-10-14) disclose a kind of tail-gate door of automobile
Frame assembly, including tail-gate frame entablature, tail-gate frame gusset plate and tail-gate frame entablature and the connection angle of tail-gate frame gusset plate
Place is connected with tail reinforcing structure for door frame, and tail reinforcing structure for door frame is integrally L-shaped, including reinforcing plate and respectively with tail-gate frame
The connecting portion that entablature connects with tail-gate frame gusset plate, reinforcing plate periphery have been wholely set flange, and connecting portion is overlapped in flange.
Tail-gate doorframe assembly in above-mentioned patent document by setting reinforcing plate to improve the strength and stiffness of tail-gate doorframe, but
It is that the reinforcing plate set not only adds car body weight, and is difficult to ensure that the steadiness of reinforcing plate connection.
The content of the invention
The utility model is directed to above mentioned problem existing for existing technology, there is provided a kind of jointing for automobile assembling
Structure, technical problem to be solved in the utility model are：How automobile assembling junction is improved while automotive light weight technology
Bonding strength.
The purpose of this utility model can be realized by following technical proposal：
A kind of jointing structure for automobile assembling, include the bottom plate of bar shaped, it is characterised in that erected on the bottom plate
Some spaced transverse slats and some spaced stringer boards are directly installed with, the transverse slat is staggered with the stringer board；Institute
The upper end for stating transverse slat and the stringer board is fixedly provided with connecting plate, is equipped with the bottom surface of the bottom plate and on the upper surface of connecting plate
Expansion glue.
Its operation principle is as follows：When carrying out the assembly connection of gusset and top cover, embedded this jointing structure, by adding
Jointing structure is attached by thermal expansion glue with gusset and top cover, and the work for strengthening connection is played using this jointing structure
With；Jointing structure in the technical program is particularly suitable for the structure optimization of product design later stage, and it is as increased in addition
Reinforcement structure, it will not be limited by the construction cycle；In the case where not changing automobile metal plate work structure, carrying for performance can be realized
Rise；It is staggered and is played a supporting role with stringer board by transverse slat in this jointing structure, while connects with gusset and top cover
Connect, improve the local stiffness of body structure, so as to improving the overall torsional rigidity of vehicle body and torsion mode, this jointing
Inside configuration is in hollow structure, while the inner panel of gusset joint and the thickness of outside plate can also be thinned, and realizes lightweight effect
Fruit and the synchronous improvement of NVH performances.
In the above-mentioned jointing structure for automobile assembling, length direction of the transverse slat along the bottom plate is uniform
It is spaced apart, the both ends end face flush with the bottom plate respectively of transverse slat described in two of which；The stringer board is perpendicular to the horizontal stroke
Plate, the side flush of one of them described stringer board and the bottom plate.The sheet metal structural tool of so whole joint design and automobile
There is larger contact area, stress load transmission is more quick, uniform, scattered, so as to improve bearing capacity and support strength, ensures
The bulk strength of automobile assembling connection.
In the above-mentioned jointing structure for automobile assembling, and on the stringer board lateral surface of bottom plate side flush
Also have on medial surface provided with the expansion glue and the stringer board and strengthen convex tendon.Bottom plate, stringer board and connecting plate can be with automobiles
Sheet metal structural connection, bond area is big, and bonding strength is high, more firm firm.
In the above-mentioned jointing structure for automobile assembling, the connecting plate in bending strip and along described
The length direction of bottom plate is set, and the connecting plate is installed on the stringer board upper surface in the middle part of bottom plate and the upper surface of the stringer board
In the curved surface to match with the base plate configuration.The bonding strength of connecting plate and plates of automobile structure can be so improved, is ensured
Solid and reliable property.
In the above-mentioned jointing structure for automobile assembling, the bottom plate, transverse slat and stringer board, which use, contains glass
PP materials are made.Bottom plate, transverse slat and stringer board intensity are high made of the material, light weight；Specifically, from 30%~50%
Glass fiber content.As further preferred, using PA and GF30, its modulus is 8000MPa, density 1.4, Poisson's ratio 0.3；Or
Person uses PA and GF50, and its modulus is 12000MPa, density 1.5, Poisson's ratio 0.41；The modulus of expansion glue be 1000MPa,
Density is 0.7, Poisson's ratio 0.3；For identical structure, according to results of measuring, the PA and GF30 of unit volume are to body mode
PA and GF50 are slightly less than with the lifting values of body stiffness.
In the above-mentioned jointing structure for automobile assembling, the bottom plate, transverse slat and stringer board integrated injection molding.
High using integrally formed bottom plate, transverse slat and stringer board bonding strength, three, which not readily disengages from, falls apart, so as to ensure this joint design
Bulk strength.
Compared with prior art, it is staggered in the utility model in jointing structure by transverse slat and stringer board and plays branch
Support acts on, while be connected with gusset and top cover, improves the local stiffness of body structure, so as to improving the entirety of vehicle body
Torsional rigidity and torsion mode, this jointing inside configuration is in hollow structure, while the interior of gusset joint can also be thinned
The thickness of plate and outside plate, realize the synchronous improvement of light weight effect and NVH performances.
Brief description of the drawings
Fig. 1 is the joint connecting structure schematic diagram of automobile tail gate doorframe in the prior art.
Fig. 2 is the dimensional structure diagram one of this jointing structure.
Fig. 3 is the dimensional structure diagram two of this jointing structure.
In figure, 1, bottom plate；2nd, transverse slat；3rd, stringer board；4th, connecting plate；5th, expansion glue；6th, convex tendon is strengthened；7th, rear cross beam；8th, side
Enclose；81st, inner panel；82nd, outside plate.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
In the present embodiment by taking the connection of automobile tail gate doorframe as an example, as shown in figure 1, automobile tail gate doorframe is arranged on automobile
At rear cross beam 7, the end edge of automobile top cover is overlapped on rear cross beam 7, and the outside plate 82 of gusset 8 is overlapped on the outside of inner panel 81 of gusset 8
On face, upper end and the top cover and rear cross beam 7 of inner panel 81 are connected；Traditional vehicle side 8 passes through single solder joint when being assembled with top cover
Connection, connection weak area can be formed, analysis shows, stress concentration, deformation are larger herein, and local stiffness is substantially insufficient, so as to aobvious
Writing influences the torsional rigidity and torsion mode of vehicle.By jointing structure of the design and installation as shown in 2 and Fig. 3, by it
Gusset 8 and top cover junction are embedded in, the synchronous improvement of light weight effect and NVH performances can be realized；This jointing structure
Bottom plate 1 including bar shaped, some spaced transverse slats 2 and some spaced stringer boards 3 are installed with vertically on bottom plate 1, it is horizontal
Plate 2 is staggered with stringer board 3；The upper end of transverse slat 2 and stringer board 3 is fixedly provided with connecting plate 4, on the bottom surface of bottom plate 1 and connecting plate 4
Expansion glue 5 is equipped with upper surface；Jointing structure and gusset 8 and top cover are attached by heating expansion glue 5, utilized
This jointing structure plays a part of strengthening connection；After jointing structure in the present embodiment is particularly suitable for product design
Phase structure optimization, it will not be limited as other increased reinforcement structure by the construction cycle；Do not changing automobile metal plate work knot
In the case of structure, the lifting of performance can be realized；It is staggered in this jointing structure by transverse slat 2 and stringer board 3 and plays branch
Support acts on, while be connected with gusset 8 and top cover, improves the local stiffness of body structure, so as to improving the whole of vehicle body
Body torsional rigidity and torsion mode, this jointing inside configuration is in hollow structure, while the joint of gusset 8 can also be thinned
The thickness of inner panel 81 and outside plate 82, further lift lightweight demand.
Further, as shown in Figures 2 and 3, length direction uniform intervals distribution of the transverse slat 2 along bottom plate 1, two of which are horizontal
The both ends end face flush with bottom plate 1 respectively of plate 2；Stringer board 3 is perpendicular to transverse slat 2, the side phase of one of stringer board 3 and bottom plate 1
Concordantly, add with also being provided with the medial surface of expansion glue 5 and the stringer board 3 also having on the lateral surface of stringer board 3 of the side flush of bottom plate 1
Strong convex tendon 6.The sheet metal structural of so whole joint design and automobile has larger contact area, and stress load transmission is more accelerated
It is prompt, uniform, scattered, so as to improve bearing capacity and support strength, ensure the bulk strength of automobile assembling connection.Connecting plate 4 is in curved
Bent strip and set along the length direction of bottom plate 1, connecting plate 4 be installed on the upper surface of stringer board 3 at the middle part of bottom plate 1 and
The upper surface of the stringer board 3 is in the curved surface to match with the shape of bottom plate 1, can so improve connecting plate 4 and plates of automobile structure
Bonding strength, ensure solid and reliable property.
The present embodiment bottom plate 1, transverse slat 2 and stringer board 3 are made of the materials of PP containing glass, bottom plate 1 made of the material,
Transverse slat 2 and the intensity of stringer board 3 are high, light weight；Bottom plate 1, transverse slat 2 and the integrated injection molding of stringer board 3, using integrally formed bottom plate 1,
Transverse slat 2 and the bonding strength of stringer board 3 are high, and three, which not readily disengages from, falls apart, so as to ensure the bulk strength of this joint design.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although 1, bottom plate has more been used herein；2nd, transverse slat；3rd, stringer board；4th, connecting plate；5th, expansion glue；6th, strengthen convex
Muscle；7th, rear cross beam；8th, gusset；81st, inner panel；82nd, the term such as outside plate, but it is not precluded from the possibility using other terms.Use
These terms are used for the purpose of more easily describing and explaining essence of the present utility model；It is construed as any additional
Limitation all disagreed with the utility model spirit.
Claims (6)
1. a kind of jointing structure for automobile assembling, include the bottom plate (1) of bar shaped, it is characterised in that the bottom plate (1)
On be installed with some spaced transverse slats (2) and some spaced stringer boards (3) vertically, the transverse slat (2) with it is described vertical
Plate (3) is staggered；The transverse slat (2) and the upper end of the stringer board (3) are fixedly provided with connecting plate (4), the bottom of the bottom plate (1)
Expansion glue (5) is equipped with face and on the upper surface of connecting plate (4).
2. the jointing structure according to claim 1 for automobile assembling, it is characterised in that transverse slat (2) edge
The length direction uniform intervals distribution of the bottom plate (1), the both ends with the bottom plate (1) respectively of transverse slat (2) described in two of which
End face flush；The stringer board (3) is perpendicular to the transverse slat (2), one of them described stringer board (3) and the side of the bottom plate (1)
Side flush.
3. the jointing structure according to claim 2 for automobile assembling, it is characterised in that with bottom plate (1) side
It also is provided with the medial surface of the expansion glue (5) and the stringer board (3) also having on stringer board (3) lateral surface of flush and strengthens convex tendon
(6)。
4. the jointing structure for automobile assembling according to Claims 2 or 3, it is characterised in that the connecting plate
(4) set in the strip bent and along the length direction of the bottom plate (1), the connecting plate (4) is installed in positioned at bottom plate (1)
On stringer board (3) upper surface at the middle part and upper surface of the stringer board (3) is in the curved surface that matches with the bottom plate (1) shape.
5. the jointing structure for automobile assembling according to claim 1 or 2 or 3, it is characterised in that the bottom plate
(1), transverse slat (2) and stringer board (3) are made of the materials of PP containing glass.
6. the jointing structure for automobile assembling according to claim 1 or 2 or 3, it is characterised in that the bottom plate
(1), transverse slat (2) and stringer board (3) integrated injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561477.6U CN206938868U (en) | 2017-05-19 | 2017-05-19 | A kind of jointing structure for automobile assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561477.6U CN206938868U (en) | 2017-05-19 | 2017-05-19 | A kind of jointing structure for automobile assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206938868U true CN206938868U (en) | 2018-01-30 |
Family
ID=61361004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720561477.6U Active CN206938868U (en) | 2017-05-19 | 2017-05-19 | A kind of jointing structure for automobile assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206938868U (en) |
-
2017
- 2017-05-19 CN CN201720561477.6U patent/CN206938868U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100537329C (en) | Vehicle body structure | |
| CN104884287B (en) | For including the plastic consolidation panel of the car door of the installing mechanism of window lifting system | |
| CN105992702A (en) | Vehicle battery mounting structure | |
| JPH01502682A (en) | Support rod for heald | |
| CN107458192A (en) | A kind of automobile rear back door hinge mounting structure | |
| CN104457115B (en) | refrigerator door and refrigerator | |
| CN206938868U (en) | A kind of jointing structure for automobile assembling | |
| CN205417114U (en) | Car fibre door structure | |
| CN104554488B (en) | Van and its carriage body | |
| CN206885051U (en) | End door after a kind of carbon fiber of rapid power concentration EMUs power car | |
| CN205651942U (en) | Carbon fiber door | |
| CN204296416U (en) | A kind of back door inner panel and adopt the back door of this inner panel | |
| CN205132167U (en) | Bottom side rail structure of side door container | |
| CN201457017U (en) | Stabilizer bar for engine cabin and engine cabin with stabilizer bar | |
| CN207697463U (en) | A kind of reinforcer for tailgate of vehicles inner panel | |
| CN110203289B (en) | Carbon fiber composite doorsill beam | |
| CN208947403U (en) | A kind of vehicle frame for the stringer assembly of aluminium alloy bicycle frame and including the stringer assembly | |
| CN209719226U (en) | A kind of back door hinge installing structure | |
| CN205819343U (en) | A kind of heavy truck cab flank daughter board holder device | |
| CN206086902U (en) | Sheet -metal construction of car tail -gate door frame top connection | |
| CN205930951U (en) | Dull and stereotyped indisputable railway carriage or compartment side wall structure of van | |
| CN108099929B (en) | Top plate and the rail vehicle of top plate in this is installed in a kind of built-in use of vehicle | |
| CN206888871U (en) | A kind of rapid power concentrates the carbon fiber corridor door of EMUs power car | |
| CN206537371U (en) | A kind of rear side wall internal panel component | |
| CN205440553U (en) | Luggage -boot lid hinge reinforcing plate assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |