CN104986226A - Automobile column B structure and manufacturing method thereof - Google Patents
Automobile column B structure and manufacturing method thereof Download PDFInfo
- Publication number
- CN104986226A CN104986226A CN201510329795.5A CN201510329795A CN104986226A CN 104986226 A CN104986226 A CN 104986226A CN 201510329795 A CN201510329795 A CN 201510329795A CN 104986226 A CN104986226 A CN 104986226A
- Authority
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- China
- Prior art keywords
- metal level
- inner panel
- outside plate
- post
- carbon fiber
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 91
- 229910052751 metal Inorganic materials 0.000 claims abstract description 91
- 239000002131 composite material Substances 0.000 claims abstract description 36
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 29
- 239000004917 carbon fiber Substances 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000007769 metal material Substances 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 10
- 239000004918 carbon fiber reinforced polymer Substances 0.000 claims description 9
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an automobile column B structure and a manufacturing method of the automobile column B structure. The automobile column B structure comprises an outer column B board and an inner column B board. The outer column B board and the inner column B board are each composed of a metal layer and a carbon fiber composite layer which are connected with each other. By the adoption of the automobile column B structure, a metal material and a carbon fiber composite are combined, and on the premise that the mechanical property of a metal column B is guaranteed, the structural weight is reduced to a great extent; the column B structure can be simplified and local reinforcing boards can be omitted; molding efficiency is quite high in the manufacturing process and the manufacturing method is similar to the metal plate technology.
Description
Technical field
The invention belongs to auto parts and components and manufacture field, specifically, the present invention relates to a kind of automobile B-column structure and manufacture method thereof.
Background technology
In the field of automobile research and development, light-weight design becomes the main trend of car load product development already.Light-weight design, means less materials'use, lighter tare, less CO
2discharge.Give the credit to the vehicle body of new generation using light-weight design technology to obtain, auto cost efficiency is greatly improved, simultaneously can handlingly also significantly the strengthening of vehicle.
B post is very important stressed member in vehicle structure, conventional metals B post assembly by B post inner panel, B post outside plate, two form.This structure is relatively very complicated, shaping all cumbersome with welding.In addition, B post needs install safety strap and door lock, local stiffness requires high.And, consider from collision and stressed angle, not only want supported cart top cover, also will bear the bearing force of front and back door.
Summary of the invention
The invention provides a kind of automobile B-column structure and manufacture method thereof, object is under the prerequisite ensureing B post mechanical property, significantly reduces structural weight.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: automobile B-column structure, comprises B post outside plate and B post inner panel, and described B post outside plate and described B post inner panel are all be made up of the metal level be connected to each other and carbon fiber composite layer.
Described B post outside plate comprises outside plate metal level and is arranged at the carbon fiber composite layer on outside plate layer on surface of metal.
Described B post inner panel comprises inner panel metal level and is arranged at the carbon fiber composite layer on inner panel layer on surface of metal, and inner panel metal level is also connected with described outside plate metal level.
Described inner panel metal level and described outside plate metal level are welded to connect.
Described carbon fiber composite layer and described metal level are bonding connection.
Present invention also offers a kind of manufacture method of automobile B-column structure, it is characterized in that, comprise step:
Metallic material is adopted to make outside plate metal level and inner panel metal level;
Unidirectional carbon fiber reinforced plastics prepreg is adopted to be raw MAT'L, by its lay on outside plate metal level and inner panel metal level;
Make the unidirectional carbon fiber reinforced plastics prepreg curing molding on outside plate metal level and inner panel metal level through heating pressurization, form carbon fiber composite layer, and finally form B post outside plate and B post inner panel;
Outside plate metal level and inner panel metal level are welded to connect.
After making outside plate metal level and inner panel metal level, use solvent cleaning outside plate metal level and inner panel metal level.
Be acetone or butanone for cleaning the solvent of outside plate metal level and inner panel metal level.
Automobile B-column structure of the present invention, combines metallic material with carbon fiber composite material, under the prerequisite ensureing metal B post mechanical property, significantly can reduce structural weight; And the structure of B post can be simplified, can local reinforcing plate be cancelled; During manufacture, shaping efficiency is very high, and sheet metal technique is close.
Accompanying drawing explanation
Fig. 1 is the cross sectional drawing of B-pillar structure of the present invention;
Fig. 2 is the structural representation of composite material moulded formpiston;
Fig. 3 is the structural representation of composite material moulded former;
Fig. 4 is the constitution diagram that B post inner panel is located in composite material moulded former;
Fig. 5 is the constitution diagram of carbon fiber composite material prepreg lay when B post inner panel;
Mark in above-mentioned figure is: 1, B post outside plate; 11, outside plate metal level; 12, carbon fiber composite layer; 2, B post inner panel; 21, inner panel metal level; 22, carbon fiber composite layer; 3, inner chamber body.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, be described in further detail the specific embodiment of the present invention, object helps those skilled in the art to have more complete, accurate and deep understanding to design of the present invention, technical scheme, and contribute to its enforcement.
As shown in Figure 1, the invention provides a kind of automobile B-column structure, comprising B post outside plate 1 and B post inner panel 2, B post outside plate 1 and B post inner panel 2 is all be made up of the metal level be connected to each other and carbon fiber composite layer.Metallic material combines with carbon fiber composite material by this B-pillar structure, make full use of the high strength of carbon fiber composite material, the feature of high-modulus, under the prerequisite that ensure that metal B post mechanical property, simplify the structure, compared to traditional B post, can local reinforcing plate be cancelled, but also the steel plate thickness of B post outside plate 1 and B post inner panel 2 can be reduced, replace carbon fiber composite material local enhancement B post outside plate 1, B post inner panel 2, thus significantly can reduce structural weight, realize lightweight.
Specifically, as shown in Figure 1, B post outside plate 1 comprises outside plate metal level 11 and the carbon fiber composite layer 12 be arranged on outside plate metal level 11 surface.The carbon fiber composite layer 22 that B post inner panel 2 comprises inner panel metal level 21 and is arranged on inner panel metal level 21 surface, inner panel metal level 21 is also connected with outside plate metal level 11.Outside plate metal level 11 and inner panel metal level 21 for adopting Metal plate stamping forming, respectively as the substrate of B post outside plate 1 and B post inner panel 2.
Inner panel metal level 21 and outside plate metal level 11 are for being welded to connect, and carbon fiber composite layer 12 is bonding connection with outside plate metal level 11, and carbon fiber composite layer 22 is bonding connection with inner panel metal level 21.In the present embodiment, as shown in Figure 1, B post outside plate 1 is connected the B-pillar structure of rear formation inner hollow with B post inner panel 2, its inside is inner chamber body 3, carbon fiber composite layer 12 is arranged at outside plate metal level 11 towards on the medial surface of inner panel metal level 21, carbon fiber composite layer 22 is arranged on the medial surface of inner panel metal level 21 plate metal layer 11 toward the outside, and namely carbon fiber composite layer 12 and carbon fiber composite layer 22 form the sidewall around inner chamber body 3.
For the automobile B-column structure of said structure, its manufacture method comprises following step:
(1) metallic material is adopted to make the outside plate metal level 11 of B post outside plate 1 and the inner panel metal level 21 of B post inner panel 2.
(2) adopt unidirectional carbon fiber reinforced plastics leaching material to be raw MAT'L, according to performance design requirement, determine the laying number of plies and the order of composite layer, as [90/0/90/0]
s, and unidirectional carbon fiber reinforced plastics prepreg is carried out laying.
(3) outside plate metal level 11 is put into composite material moulded former, and accurately locates, then by unidirectional carbon fiber reinforced plastics prepreg lay on outside plate metal level 11;
Inner panel metal level 21 is put into composite material moulded former, as shown in Figure 4, and accurately locates, then by unidirectional carbon fiber reinforced plastics prepreg lay on outside plate metal level 11, as shown in Figure 5.
(4) composite material moulded matched molds is adopted, by the pressure of matched molds, allow the unidirectional carbon fiber reinforced plastics prepreg rapid solidification on outside plate metal level 11 and inner panel metal level 21 shaping at high temperature under high pressure respectively, and carry out effectively bonding with outside plate metal level 11 and inner panel metal level 21, form carbon fiber composite layer 12,22 respectively, and final formation B post outside plate 1 and B post inner panel 2.
(5) outside plate metal level 11 and inner panel metal level 21 are welded to connect, form B-pillar structure.
In above-mentioned steps (1), after making outside plate metal level 11 and inner panel metal level 21, use solvent cleaning outside plate metal level 11 and inner panel metal level 21, thoroughly remove the greasy dirt on outside plate metal level 11 and inner panel metal level 21 surface, the solvent for cleaning can be acetone or butanone etc.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (8)
1. automobile B-column structure, comprises B post outside plate and B post inner panel, it is characterized in that, described B post outside plate and described B post inner panel are all be made up of the metal level be connected to each other and carbon fiber composite layer.
2. automobile B-column structure according to claim 1, is characterized in that, described B post outside plate comprises outside plate metal level and is arranged at the carbon fiber composite layer on outside plate layer on surface of metal.
3. automobile B-column structure according to claim 2, is characterized in that, described B post inner panel comprises inner panel metal level and is arranged at the carbon fiber composite layer on inner panel layer on surface of metal, and inner panel metal level is also connected with described outside plate metal level.
4. automobile B-column structure according to claim 3, is characterized in that, described inner panel metal level and described outside plate metal level are welded to connect.
5., according to the arbitrary described automobile B-column structure of Claims 1-4, it is characterized in that, described carbon fiber composite layer and described metal level are bonding connection.
6., according to the manufacture method of the arbitrary described automobile B-column structure of claim 1 to 5, it is characterized in that, comprise step:
Metallic material is adopted to make outside plate metal level and inner panel metal level;
Unidirectional carbon fiber reinforced plastics prepreg is adopted to be raw MAT'L, by its lay on outside plate metal level and inner panel metal level;
Make the unidirectional carbon fiber reinforced plastics prepreg curing molding on outside plate metal level and inner panel metal level through heating pressurization, form carbon fiber composite layer, and finally form B post outside plate and B post inner panel;
Outside plate metal level and inner panel metal level are welded to connect.
7. the manufacture method of automobile B-column structure according to claim 6, is characterized in that, after making outside plate metal level and inner panel metal level, uses solvent cleaning B post outside plate and B post inner panel.
8. the manufacture method of automobile B-column structure according to claim 7, is characterized in that, is acetone or butanone for cleaning the solvent of outside plate metal level and inner panel metal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510329795.5A CN104986226B (en) | 2015-06-12 | 2015-06-12 | The manufacture method of automobile B-column structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510329795.5A CN104986226B (en) | 2015-06-12 | 2015-06-12 | The manufacture method of automobile B-column structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104986226A true CN104986226A (en) | 2015-10-21 |
| CN104986226B CN104986226B (en) | 2017-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510329795.5A Active CN104986226B (en) | 2015-06-12 | 2015-06-12 | The manufacture method of automobile B-column structure |
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| Country | Link |
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| CN (1) | CN104986226B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608287A (en) * | 2016-12-05 | 2017-05-03 | 杭州都凌汽车研发有限公司 | Automobile B column reinforcing plate assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000038157A (en) * | 1998-07-21 | 2000-02-08 | Mazda Motor Corp | Reinforcing structure for vehicle body and its forming method |
| JP2005001615A (en) * | 2003-06-16 | 2005-01-06 | Nissan Motor Co Ltd | Structure of resin-made vehicle body parts |
| CN1836956A (en) * | 2005-03-21 | 2006-09-27 | 通用汽车环球科技运作公司 | Vehicle center pillar structure |
| CN201761544U (en) * | 2010-07-16 | 2011-03-16 | 浙江吉利汽车研究院有限公司 | Automobile center column |
| CN103085292A (en) * | 2011-10-28 | 2013-05-08 | 本特勒尔汽车技术有限公司 | Hybrid part of a motor vehicle and method for production of such hybrid part of a motor vehicle |
| CN103085293A (en) * | 2011-10-28 | 2013-05-08 | 本特勒尔汽车技术有限公司 | Method for producing a motor vehicle component and motor vehicle component |
-
2015
- 2015-06-12 CN CN201510329795.5A patent/CN104986226B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000038157A (en) * | 1998-07-21 | 2000-02-08 | Mazda Motor Corp | Reinforcing structure for vehicle body and its forming method |
| JP2005001615A (en) * | 2003-06-16 | 2005-01-06 | Nissan Motor Co Ltd | Structure of resin-made vehicle body parts |
| CN1836956A (en) * | 2005-03-21 | 2006-09-27 | 通用汽车环球科技运作公司 | Vehicle center pillar structure |
| CN201761544U (en) * | 2010-07-16 | 2011-03-16 | 浙江吉利汽车研究院有限公司 | Automobile center column |
| CN103085292A (en) * | 2011-10-28 | 2013-05-08 | 本特勒尔汽车技术有限公司 | Hybrid part of a motor vehicle and method for production of such hybrid part of a motor vehicle |
| CN103085293A (en) * | 2011-10-28 | 2013-05-08 | 本特勒尔汽车技术有限公司 | Method for producing a motor vehicle component and motor vehicle component |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106608287A (en) * | 2016-12-05 | 2017-05-03 | 杭州都凌汽车研发有限公司 | Automobile B column reinforcing plate assembly |
| CN106608287B (en) * | 2016-12-05 | 2020-01-14 | 杭州都凌汽车研发有限公司 | Automobile B-pillar reinforcing plate assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104986226B (en) | 2017-12-12 |
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