CN207345931U - It is a kind of to become the thick thermoforming automobile B-pillar reinforcement plate of material and its connection structure with vehicle body - Google Patents
It is a kind of to become the thick thermoforming automobile B-pillar reinforcement plate of material and its connection structure with vehicle body Download PDFInfo
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- CN207345931U CN207345931U CN201721190766.6U CN201721190766U CN207345931U CN 207345931 U CN207345931 U CN 207345931U CN 201721190766 U CN201721190766 U CN 201721190766U CN 207345931 U CN207345931 U CN 207345931U
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Abstract
Connection structure the utility model discloses a kind of thick thermoforming automobile B-pillar reinforcement plate of change material and its with vehicle body, it is characterized in that, including the first uniform thickness section, the second uniform thickness section, the 3rd uniform thickness section set gradually along before and after B column reinforcement plate length directions, the second uniform thickness section is located in the middle part of B column reinforcement plates and thickness is less than tri- uniform thickness sections of the first uniform thickness Duan Yu；The first uniform thickness section and the intersegmental connection for being equipped with First Transition section and pass through First Transition section progress thickness consecutive variations of the second uniform thickness；The intersegmental connection for being equipped with the second changeover portion and thickness consecutive variations are carried out by the second changeover portion of the second uniform thickness Duan Yu, tri- uniform thickness.The thickness distribution of consecutive variations enables shock loading of the B column reinforcement plates better against side collision, and, also there is the less energy absorbing portion of thickness in the larger intensity increase part of existing thickness, and without additional components, fully realize part lightweight.
Description
Technical field
The utility model is related to auto parts and components, in particular to a kind of rolling become the thick thermoforming automobile B-pillar reinforcement plate of material and
Its connection structure with vehicle body.
Background technology
Automobile B-pillar reinforcement plate is the important feature part of crew module, is mainly used to resist side when automobile side impact occurs
To impact load, it is ensured that the integrality of crew module, so as to reduce injury of the passenger inside the vehicle in collision accident.
At present, routine techniques is in order to strengthen the performance of body side wall structure Collision-free impact, usually in B column reinforcement plates
A reinforcer is welded in portion again, so as to cause that B-pillar structure weight is big, and welding procedure is excessively complicated, manufacture cost is excessive.
Therefore, it is necessary to develop a kind of automobile B-pillar reinforcement plate light-weight, strength matching is reasonable, cost is low, and should
The connection structure of reinforcing plate and vehicle body.
The content of the invention
The purpose of this utility model seeks to solve the deficiency of above-mentioned background technology, there is provided a kind of light-weight, strength matching
Rationally, the low thick automobile B-pillar reinforcement plate of change material of cost and its connection structure with vehicle body.
The technical solution of the utility model is：A kind of rolling becomes the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that
Including the first uniform thickness section, the second uniform thickness section, the 3rd uniform thickness section set gradually along before and after B column reinforcement plate length directions, described
Two uniform thickness sections are located in the middle part of B column reinforcement plates and thickness is less than tri- uniform thickness sections of the first uniform thickness Duan Yu；
The first uniform thickness section and the second uniform thickness be intersegmental to be equipped with First Transition section and passes through First Transition section and carry out thickness company
The connection of continuous change；The second uniform thickness Duan Yu, tri- uniform thickness are intersegmental to be equipped with the second changeover portion and is carried out by the second changeover portion thick
Spend the connection of consecutive variations.
Preferably, front end uniform thickness section is interval with front of the first uniform thickness section, the 3rd uniform thickness section rear interval is set
There is rear end uniform thickness section；
The front end uniform thickness section and the intersegmental connection that thickness consecutive variations are carried out equipped with front end changeover portion of the first uniform thickness；It is described
3rd uniform thickness section and the intersegmental connection that thickness consecutive variations are carried out equipped with rear end changeover portion of rear end uniform thickness.
Further, the tri- uniform thickness section thickness of the first uniform thickness Duan Yu is identical.
Preferably, the front end uniform thickness section, the thickness of rear end uniform thickness section are respectively less than the first uniform thickness section and the 3rd uniform thickness section.
Further, the front end uniform thickness section is identical with rear end uniform thickness section thickness.
Preferably, the B column reinforcement plates are integrally formed.
The utility model also provides a kind of connection structure for becoming the thick thermoforming automobile B-pillar reinforcement plate of material and vehicle body, the B columns
Reinforcing plate forms interlayer structure between B columns inner panel and side-wall outer-plate, by welding.
The beneficial effects of the utility model are：
1., as raw material, pass through thermoforming process entirety using by the continuous variable cross section unequal thickness plate material of flexible rolling
Punch forming superhigh intensity B column reinforcement plates, the global formation of complex parts is realized using ultrastrength material.
2. the thickness distribution of consecutive variations enables shock loading of the B column reinforcement plates better against side collision, existing
, also there is the less energy absorbing portion of thickness in the larger intensity increase part of thickness, and without additional components, fully realize part
Lightweight.
Brief description of the drawings
Fig. 1 is the utility model structure diagram
Fig. 2 is each section of thickness change schematic diagram
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, rolling provided by the utility model becomes the thick thermoforming automobile B-pillar reinforcement plate of material, including strengthen along B columns
The first uniform thickness section 3, the second uniform thickness section 5, the 3rd uniform thickness section 7 set gradually before and after 10 length direction of plate, the second uniform thickness section 5 are located at
In the middle part of B column reinforcement plates and thickness is less than the first uniform thickness section 3 and the 3rd uniform thickness section 7；First uniform thickness section 3 and 7 thickness of the 3rd uniform thickness section
It is identical.Along 10 length anteroposterior direction of B column reinforcement plates with above-below direction in Fig. 1 in the present embodiment.
First Transition section 4 is equipped between first uniform thickness section 3 and the second uniform thickness section 5 and thickness company is carried out by First Transition section 4
The connection of continuous change；Second uniform thickness section 5 is equipped with the second changeover portion 6 with the 3rd uniform thickness intersegmental 7 and is carried out by the second changeover portion 6
The connection of thickness consecutive variations.
The front of first uniform thickness section 3 is interval with front end uniform thickness section 1, and 7 rear of the 3rd uniform thickness section is interval with rear end uniform thickness section
9；The connection that front end changeover portion 2 carries out thickness consecutive variations is equipped between front end uniform thickness section 1 and the first uniform thickness section 3；3rd uniform thickness section 7
The connection that rear end changeover portion 8 carries out thickness consecutive variations is equipped between rear end uniform thickness section 9.
Front end uniform thickness section 1, the thickness of rear end uniform thickness section 9 are respectively less than the first uniform thickness section 3 and the 3rd uniform thickness section 7.Front end etc.
Thick section 1 is identical with rear end 9 thickness of uniform thickness section.Specific thickness change is as shown in Figure 2.
In the present embodiment, B column reinforcement plates 10 are divided into continuous 9 sections from top to bottom, i.e.,：Front end uniform thickness section 1, front end mistake
Cross section 2, the first uniform thickness section 3, First Transition section 4, the second uniform thickness section 5, the second changeover portion 6, the 3rd uniform thickness section 7, rear end changeover portion
8th, rear end uniform thickness section 9.Also it can be adjusted according to actual conditions and B column reinforcement plates 10 divide to continuous 5 sections successively from top to bottom, i.e., first
Uniform thickness section 3, First Transition section 4, the second uniform thickness section 5, the second changeover portion 6, the 3rd uniform thickness section 7, each section of thickness and connection relation
It is identical with the present embodiment.
Each section of specific thickness is in the present embodiment：1 thickness 1.6mm of front end uniform thickness section, 2 thickness 1.6- of front end changeover portion
2.3mm, 3 thickness 2.3mm of the first uniform thickness section, 4 thickness 2.3-1.8mm of First Transition section, 5 thickness 1.8mm of the second uniform thickness section, second
6 thickness 1.8-2.3mm of changeover portion, 7 thickness 2.3mm of the 3rd uniform thickness section, 8 thickness 2.3-1.6mm of rear end changeover portion, rear end uniform thickness
9 thickness 1.6mm of section.
The B column reinforcement plates 10 of the present embodiment be according to " arc type " deformation pattern require, and take into full account B column reinforcement plates with
What the connection of environment part and assembly relation obtained, the thickness mode of " arc type " had both allowed B column reinforcement plates 10 to possess the larger height of thickness
Strength portion, also there is the slightly smaller energy absorbing portion of interior thickness, and the security of side impact is added while improving intensity.
Connection structure of the B column reinforcement plates 10 at center body pillar be：B column reinforcement plates 10 are located at B columns inner panel and side-wall outer-plate
Between, interlayer structure is formed by welding.
The B column reinforcement plates 10 of the utility model become the thick thermoforming technology global formation of material using rolling, i.e., first to blank into
Row continuous variable cross section rolls, then using drop stamping global formation.The B column reinforcement plates blank of the utility model uses 22MnB5 materials
Material, by heat stamping and shaping technique global formation, the intensity of fabricated part can significantly improve car crass peace more than 1500MPa
Full performance.
Claims (7)
1. one kind becomes the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that including along before B column reinforcement plates (10) length direction
The first uniform thickness section (3), the second uniform thickness section (5), the 3rd uniform thickness section (7) set gradually afterwards, the second uniform thickness section (5) are located at B
In the middle part of column reinforcement plate and thickness is less than the first uniform thickness section (3) and the 3rd uniform thickness section (7)；
Between the first uniform thickness section (3) and the second uniform thickness section (5) be equipped with First Transition section (4) and by First Transition section (4) into
The connection of row thickness consecutive variations；The second uniform thickness section (5) (7) intersegmental with the 3rd uniform thickness is equipped with the second changeover portion (6) and leads to
Cross the connection that the second changeover portion (6) carries out thickness consecutive variations.
2. as claimed in claim 1 become the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that the first uniform thickness section (3)
Front is interval with front end uniform thickness section (1), and the 3rd uniform thickness section (7) rear is interval with rear end uniform thickness section (9)；
The company that front end changeover portion (2) carries out thickness consecutive variations is equipped between the front end uniform thickness section (1) and the first uniform thickness section (3)
Connect；The connection that rear end changeover portion (8) carries out thickness consecutive variations is equipped between the 3rd uniform thickness section (7) and rear end uniform thickness section (9).
3. as claimed in claim 1 or 2 become the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that the first uniform thickness section
(3) it is identical with the 3rd uniform thickness section (7) thickness.
4. as claimed in claim 2 become the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that the front end uniform thickness section
(1), the thickness of rear end uniform thickness section (9) is respectively less than the first uniform thickness section (3) and the 3rd uniform thickness section (7).
5. as claimed in claim 4 become the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that the front end uniform thickness section (1)
It is identical with rear end uniform thickness section (9) thickness.
6. as claimed in claim 1 become the thick thermoforming automobile B-pillar reinforcement plate of material, it is characterised in that the B column reinforcement plates (10)
It is integrally formed.
7. a kind of connection structure for becoming the thick thermoforming automobile B-pillar reinforcement plate of material and vehicle body as described in claim 1-6 is any, it is special
Sign is that the B column reinforcement plates (10) form interlayer structure between B columns inner panel and side-wall outer-plate, by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190766.6U CN207345931U (en) | 2017-09-18 | 2017-09-18 | It is a kind of to become the thick thermoforming automobile B-pillar reinforcement plate of material and its connection structure with vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721190766.6U CN207345931U (en) | 2017-09-18 | 2017-09-18 | It is a kind of to become the thick thermoforming automobile B-pillar reinforcement plate of material and its connection structure with vehicle body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207345931U true CN207345931U (en) | 2018-05-11 |
Family
ID=62410098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721190766.6U Active CN207345931U (en) | 2017-09-18 | 2017-09-18 | It is a kind of to become the thick thermoforming automobile B-pillar reinforcement plate of material and its connection structure with vehicle body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207345931U (en) |
-
2017
- 2017-09-18 CN CN201721190766.6U patent/CN207345931U/en active Active
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