CN105905173B - A kind of body outer skin and automobile - Google Patents
A kind of body outer skin and automobile Download PDFInfo
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- CN105905173B CN105905173B CN201510593833.8A CN201510593833A CN105905173B CN 105905173 B CN105905173 B CN 105905173B CN 201510593833 A CN201510593833 A CN 201510593833A CN 105905173 B CN105905173 B CN 105905173B
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- reinforcing rib
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- outer skin
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Abstract
The invention discloses a kind of body outer skin and using the automobile of the body outer skin, the body outer skin includes: that covering outside plate and reinforcing rib group, the reinforcing rib group attach to the covering side of the outside plate towards body frame.The present invention is using covering outside plate and reinforcing rib group made of carbon fibre composite, and the need that the reinforcing rib group is distributed in the covering outside plate carry out rigidity reinforcement region, the form simplifies interior panel configuration, traditional structure than inner and outer plates alleviates construction weight, it is complicated to avoid interior template face, the big problem of producting process difficulty, reduces producting process difficulty and manufacturing cost.
Description
Technical field
The present invention relates to automobile manufacturing field, in particular to the body outer skin of a kind of automobile and the body outer skin is used
Automobile.
Background technique
With the development of auto manufacturing technology, automotive light weight technology has become saving fuel, and reducing pollution must consider
The problem of.
And in existing vehicle structure, lateral coaming plate is formed using steel plate punched, and inner and outer plates use welding structure, manufactures the knot
Die cost shown in structure is high, and construction weight is big, while also causing obstacle for automotive light weight technology.
Under light-weighted driving, carbon fibre composite is used on vehicle exterior cladding element.And existing carbon fiber covers
The inner and outer plates structure thinking of metal plate has been continued to use in the design of cover piece mostly.In the thinking, it is whole to improve that inner and outer plates form closed sectional
Body rigidity is installed on vehicle frame by inner panel.In the structure, interior template face is complicated, increases technology difficulty and manufacturing cost.
Summary of the invention
It is existing to substitute it is an object of the present invention to provide a kind of body outer skin and using the automobile of the body outer skin
Inner and outer plates structure, interior template face is complicated to solve in inner and outer plates, and producting process difficulty is big, and the problem that manufacturing cost is high.
The present invention provides a kind of body outer skins, comprising:
Cover outside plate；And
Reinforcing rib group, the reinforcing rib group attach to the covering side of the outside plate towards body frame.
Further, the reinforcing rib group includes
Root edge, the root edge attach to the inside of the covering outside plate, also, on the inside of the root edge and the covering outside plate
Match；
Reinforcement ontology, the reinforcement ontology and the root edge are integrally formed, also, when the root edge attaches to the covering
When the inside of outside plate, cavity is formed between the reinforcement ontology and the covering outside plate.
Further, the covering outside plate and the reinforcing rib group are all made of carbon fibre composite and are made, and the reinforcement
The consistent laying ratio in the carbon fibre composite laying direction of each section and the main stress direction of described each section is in muscle group
50%~70%.
Further, the reinforcing rib group offers at least one for the body outer skin to be connected with body frame
Connecting hole；
At least one nut is fixed on the reinforcing rib group, and each nut is coaxial with each connecting hole respectively, the vehicle
Body covering is installed on the body frame by the nut and matched bolt.
Further, the covering outside plate is rear side coaming plate；
The reinforcing rib group, comprising:
First reinforcing rib, first reinforcing rib is since the leading edge of car door close on the inside of the rear side coaming plate, along described
Wheel root edge on the inside of rear side coaming plate extends, and at the height of the trailing edge bottom of the rear side coaming plate, from the wheel root edge
Turn the trailing edge that the rear side coaming plate is extended to the trailing edge direction；
Second reinforcing rib, second reinforcing rib and first reinforcing rib are integrally formed, and second reinforcing rib
At the leading edge beginning of the close car door of first reinforcing rib, from first reinforcing rib to far from wheel root edge direction
Extend to the upper limb of the rear side coaming plate；
Third reinforcing rib, the third reinforcing rib and first reinforcing rib are integrally formed, and the third reinforcing rib
It turns in turning from the wheel root edge to what the trailing edge direction extended for first reinforcing rib from, from first reinforcing rib
To the upper limb for extending to the rear side coaming plate far from wheel root edge direction.
Further, first reinforcing rib is located at the junction with the second reinforcing rib, has and second reinforcing rib
Compatible first opening in section is connected, the edge of first opening has the first flange；
Second reinforcing rib is overlapped in first reinforcing rib by first flange, and with first reinforcing rib
It is integrally formed；
First reinforcing rib is located at the junction with third reinforcing rib, has the connection section with the third reinforcing rib
The edge of compatible second opening, second opening has the second flange；
The third reinforcing rib is overlapped in first reinforcing rib by second flange, and with first reinforcing rib
It is integrally formed.
Further, the reinforcing rib group further include:
4th reinforcing rib, the 4th reinforcing rib and second reinforcing rib and third reinforcing rib are integrally formed.
Further, second reinforcing rib is located at the junction with the 4th reinforcing rib, has and the 4th reinforcing rib
The compatible third opening in section is connected, the edge of the third opening has third flange；
4th reinforcing rib is overlapped in second reinforcing rib by the third flange, and with second reinforcing rib
It is integrally formed；
The third reinforcing rib is located at the junction with the 4th reinforcing rib, has the connection section with the 4th reinforcing rib
The edge of compatible 4th opening, the 4th opening has the 4th flange；
4th reinforcing rib by the 4th flange be overlapped in the third reinforcing rib and with the third reinforcing rib
It is integrally formed.
Further, foam core is filled in the cavity between the reinforcement ontology and the covering outside plate.
A kind of automobile, using described in any item body outer skins as above.
From above scheme as can be seen that body outer skin provided by the invention, covers using made of carbon fibre composite
Lid outside plate and reinforcing rib group, and the reinforcing rib group is distributed in the rigidity reinforcement region of the covering outside plate, meanwhile, it is described to add
The laying direction of strengthening tendons group is identical as its Impact direction, and then for the stronger part of stress in covering outside plate, by the reinforcement
Muscle group is reinforced, and the structure efficiency of this kind of structure is high, ensure that the intensity of covering outside plate.For reinforcing rib group, paving
Direction is identical as its Impact direction can bear bigger external force for layer, is allowed to have in its born bending load direction
Higher mechanical property, and then also further enhance reinforcing rib group and cover the intensity of outside plate.In the manufacture of reinforcing rib group
In the process, the integrated carrying performance of entire reinforcing rib group structure is improved using overlap joint connection design between each reinforcing rib, and
Be conducive to the integrally manufactured molding of reinforcing rib group.The structure of reinforcing rib group employed in the present invention is simple, and manufacturing method
Simply, it is readily produced, while guaranteeing body outer skin sufficient intensity, using the existing of reinforcing rib group structure substitution inner and outer plates
Structure, and then simplify interior panel configuration, is more suitable for the manufacture of carbon fibre composite, than inner and outer plates traditional structure weight more
Gently, it is complicated to avoid interior template face, the big problem of producting process difficulty reduces producting process difficulty and manufacturing cost.
Detailed description of the invention
Only illustratively description and explain the present invention for the following drawings, not delimit the scope of the invention.
Fig. 1 is the example structure schematic diagram of body outer skin provided by the invention；
Fig. 2 is the structural schematic diagram of the covering outside plate embodiment in body outer skin of the invention；
Fig. 3 is another example structure schematic diagram of body outer skin provided by the invention；
Fig. 4 is the first reinforcing rib structure schematic diagram in the embodiment of the present invention；
Fig. 5 is the second reinforcing rib structure schematic diagram in the embodiment of the present invention；
Fig. 6 is the third reinforcing rib structure schematic diagram in the embodiment of the present invention；
Fig. 7 is the 4th reinforcing rib structure schematic diagram in the embodiment of the present invention；
Fig. 8 is the cross-sectional embodiment schematic diagram of reinforcing rib in the embodiment of the present invention；
Fig. 9 is another embodiment schematic diagram in cross section of reinforcing rib in the embodiment of the present invention；
Figure 10 is the manufacturing method flow chart of reinforcing rib group in the embodiment of the present invention；
Figure 11 is the manufacturing method flow chart of body outer skin in the embodiment of the present invention.
Label declaration
1, covering outside plate, 11, leading edge, 12, wheel root edge, 13, trailing edge, 14, upper limb, 101, connector, 2, reinforcing rib group,
21, the first reinforcing rib, the 2101, first opening, the 211, first flange, the 2102, second opening, the 212, second flange, 22, second adds
Strengthening tendons, 2203, third opening, 221, third flange, 23, third reinforcing rib, the 231, the 4th flange, the 2304, the 4th opening, 24,
4th reinforcing rib, 201, root edge, 202, reinforcement ontology, 203, connecting hole.
Specific embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, the Detailed description of the invention present invention is now compareed
Specific embodiment, identical label indicates identical part in the various figures.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
To make simplified form, part related to the present invention is only schematically shown in each figure, their not generations
Its practical structures as product of table.In addition, there is identical structure or function in some figures so that simplified form is easy to understand
Component, only symbolically depict one of those, or only marked one of those.
Herein, "upper", "lower", "front", "rear", "left", "right" etc. are only used for indicating the position between relevant portion
Relationship, and they non-limiting absolute position.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than indicate their significance level and suitable
Sequence and each other existing premise etc..
Herein, the limitation in " equal ", " identical " etc. and non-critical mathematics and/or geometry meaning also includes
It will be appreciated by those skilled in the art that and the error that the permissions such as makes or uses.
As shown in Figure 1, the embodiment of body outer skin provided by the invention, including covering outside plate 1 and reinforcing rib group 2.Its
In, the reinforcing rib group 2 attaches to the inside of the covering outside plate 1, i.e., the described reinforcing rib group 2 attaches to the covering outside plate 1
Towards the side of body frame, also, the reinforcing rib group 2 is distributed in the area that the covering outside plate 1 needs to carry out rigidity reinforcement
Domain, and then be ensured to be covering outside plate 1 and enough rigidity reinforcement are provided.
In the embodiment of the present invention, in vehicle body different parts, the shapes and sizes for covering outside plate 1 are different, for example, front wing
Daughter board, rear fender or vehicle body back side enclose outside plate etc..Due to being in vehicle body different parts, and the difference of shapes and sizes,
Stress in covering outside plate 1 everywhere is also not quite similar.For traditional steel construction vehicle body, due to steel plate good toughness, shock resistance
Power is stronger, and welding manner can be directly used and be fixed on vehicle body, therefore does not need the stress point for excessively considering covering outside plate
Cloth.And for novel carbon fiber composite, since its hardness is poor compared to conventional steel plates, it is therefore desirable to more
Consider its stress condition, and exactly uses this carbon fiber composite in the embodiment of the present invention.Experiment discovery, covers in outside plate
Distribution of force everywhere is not quite similar.Therefore, in the embodiment of the present invention, using it is described covering outside plate 1 inside, it is described plus
Strengthening tendons group 2 is distributed in the covering outside plate 1 and needs to carry out rigidity reinforcement region, and in other words, the reinforcing rib group 2 is covered along described
The structure that the distribution of force direction of lid outside plate 1 extends, and then be ensured to be covering outside plate 1 enough rigidity reinforcement are provided and covered with increasing
The intensity and impact resistance of lid outside plate 1.In the embodiment of the present invention, the covering outside plate 1 and the reinforcing rib group 2 are all made of carbon fiber
Dimension composite material is made, and the carbon fibre composite laying direction of each section and described each section be (i.e. in the reinforcing rib group 2
Each section in the reinforcing rib group 2) the laying ratio in main stress direction consistent (i.e. 0 ° of direction) be 50%~70%, such as
50%, 60%, 70% etc. (compared to the stress of carbon fibre composite, laying direction shares 4 directions, i.e. 0 ° of direction,
90 ° of directions and ± 45 °, according to Lay up design experience, laying ratio in all directions should not be less than the 10% of total laying, consider
Need to enhance as much as possible intensity of the reinforcing rib group 2 on its Impact direction, and the laying ratio in other directions into the present invention
Example should not be less than the 10% of total laying, so being 50%~70% by the laying ratio setting), in this way, in covering outside plate 1
The stronger part of rigidity is reinforced (radical type rigidity reinforcement) by the reinforcing rib group 2, ensure that the intensity of covering outside plate 1,
For reinforcing rib group 2, the laying direction situation identical as its Impact direction is just compared to laying direction and Impact direction
It is able to bear bigger external force for the case where friendship or oblique, and then also further enhances reinforcing rib group 2 and covers
The intensity of lid outside plate 1.
The embodiment of body outer skin shown in FIG. 1 is vehicle body back side coaming plate, is only with vehicle body back side coaming plate in the present invention
Example is illustrated body outer skin, is not only used for vehicle body back side coaming plate to limit the present invention.
It is illustrated in figure 2 the structural schematic diagram of the covering outside plate 1 in body outer skin.The covering outside plate 1 is rear side coaming plate,
When automobile is self-contained, it is installed on rear side of back door between tailstock sides, as shown in Fig. 2, it is with leading edge 11, wheel root edge 12, tail
The edges such as edge 13 and upper limb 14.When installation, leading edge 11 is installed close to car door, and wheel root edge 12 is close to back wheels of vehicle and is installed on
On the upside of back wheels of vehicle, trailing edge is installed close to the tailstock.
Now in conjunction with Fig. 1, Fig. 2, the structure of the embodiment of body outer skin of the invention is further described.The present invention
In embodiment, the covering outside plate 1 is rear side coaming plate.The reinforcing rib group 2 includes 21 second reinforcing rib 22 of the first reinforcing rib, the
Three reinforcing ribs 23 and the 4th reinforcing rib 24,21 second reinforcing rib 22 of the first reinforcing rib, third reinforcing rib 23 and the 4th reinforcing rib 24
It is integrally formed.Wherein, first reinforcing rib 21, from the inside of the rear side coaming plate (i.e. covering outside plate 1) close to car door
Leading edge 11 starts, and the wheel root edge 12 on the inside of the rear side coaming plate extends, and in 13 bottom of trailing edge of the rear side coaming plate
At height, the trailing edge 13 that the rear side coaming plate is extended to 13 direction of trailing edge is turned from the wheel root edge 12.Second reinforces
Muscle 22 and first reinforcing rib 21 are integrally formed, and second reinforcing rib 22 is in the close vehicle of first reinforcing rib 21
The leading edge beginning of door extends to the rear side coaming plate from first reinforcing rib 21 to far from 12 direction of wheel root edge
Upper limb 14.The third reinforcing rib 23 is integrally formed with first reinforcing rib 21, and the third reinforcing rib 23 is described
Turning from the wheel root edge 12 to what 13 direction of trailing edge extended for first reinforcing rib 21 is turned from, from first reinforcing rib
21 extend to the upper limb 14 of the rear side coaming plate to separate 12 direction of wheel root edge.4th reinforcing rib 24 is connected to institute
It states between the second reinforcing rib 22 and third reinforcing rib 23, and is integrally formed with second reinforcing rib 22 and third reinforcing rib 23.
In addition, as shown in Fig. 2, the periphery for being located at the covering outside plate 1 is attached with the connection for being connected to the other components of vehicle body
Part 101, and connector 101 is equipped with connecting hole, connects the other components for covering outside plate 1 and its periphery using connecting hole
It connects.
Embodiment illustrated in fig. 1 is the embodiment using four reinforcing ribs.In the embodiment of the present invention, also while use is provided
The embodiment of three reinforcing ribs.Unlike embodiment illustrated in fig. 1, in the embodiment using three reinforcing ribs, without the 4th
Reinforcing rib 24, as shown in Figure 3.Specifically, referring to fig. 2, shown in Fig. 3, in the embodiment using three reinforcing ribs, the reinforcing rib
Group 2 includes 21 second reinforcing rib 22 of the first reinforcing rib and third reinforcing rib 23.Wherein, first reinforcing rib 21 is from the rear side
The inside of coaming plate (i.e. covering outside plate 1) starts close to the leading edge 11 of car door, and the wheel root edge 12 on the inside of the rear side coaming plate prolongs
It stretches, and at the height of 13 bottom of trailing edge of the rear side coaming plate, turns from the wheel root edge 12 to 13 direction of trailing edge and prolong
Extend to the trailing edge 13 of the rear side coaming plate.Second reinforcing rib 22 is integrally formed with first reinforcing rib 21, and described second
Reinforcing rib 22 is at the leading edge beginning of the close car door of first reinforcing rib 21, from first reinforcing rib 21 to far from described
12 direction of wheel root edge extends to the upper limb 14 of the rear side coaming plate.The third reinforcing rib 23 and first reinforcing rib 21 1
It is body formed, and the third reinforcing rib 23 turning to the trailing edge 13 from the wheel root edge 12 in first reinforcing rib 21
What direction extended turns to place, extends to the rear side coaming plate from first reinforcing rib 21 to far from 12 direction of wheel root edge
Upper limb 14.
As shown in figure 4, for 21 structural schematic diagram of the first reinforcing rib in the embodiment of the present invention, as shown in figure 5, for the present invention
22 structural schematic diagram of the second reinforcing rib in embodiment, as shown in fig. 6, for 23 structure of third reinforcing rib in the embodiment of the present invention
Schematic diagram, as shown in fig. 7, for 24 structural schematic diagram of the 4th reinforcing rib in the embodiment of the present invention.In conjunction with Fig. 1, Fig. 3, Fig. 4, figure
5, shown in Fig. 6 and Fig. 7, in the embodiment of the present invention, reinforcing rib group 2, i.e. the first reinforcing rib 21, the second reinforcing rib 22, third are reinforced
The basic structure of muscle 23 and the 4th reinforcing rib 24 is all the same, includes root edge 201 and reinforcement ontology 202.With continued reference to Fig. 8 and figure
Reinforcing rib cross-sectional embodiment structural schematic diagram shown in 9.Wherein, the root edge 201 attaches to the inside of the covering outside plate 1
(Fig. 4, Fig. 5, Fig. 6, Fig. 8, Fig. 8, Fig. 9 are not shown), also, match on the inside of the root edge 201 and the covering outside plate 1.Institute
It states reinforcement ontology 202 and the root edge 201 is integrally formed, also, when the root edge 201 attaches to the interior of the covering outside plate 1
When side, cavity is formed between the reinforcement ontology 202 and the covering outside plate 1.Further, described in the embodiment of the present invention
It can also be filled with foam core in cavity between reinforcement ontology 202 and the covering outside plate 1, to further enhance vehicle body covering
The rigidity of part.
Reinforcing rib group structure employed in the present invention is simple, is readily produced, referring specifically to shown in Fig. 8, Fig. 9.Fig. 8 and figure
9 be the cross-sectional structure of two kinds of reinforcing ribs in the embodiment of the present invention, and wherein the reinforcing rib cross-sectional structure of Fig. 8 is in approximate trapezoid knot
Structure, and the reinforcing rib cross-sectional structure of Fig. 9 is triangular in shape, it should be noted that reinforcing rib in two kinds of structures and non-present invention
The exclusive architecture of cross section, the design of reinforcing rib cross section are according to locating for the shape of covering outside plate 1 and distribution of force, reinforcing rib
The shape of position and reinforcing rib and body frame junction and be adjusted.
As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 5, first reinforcing rib 21 is located at the junction with the second reinforcing rib 22, tool
There is first opening 2101 compatible with the connection section of second reinforcing rib 22, the edge of first opening 210 has
First flange 211, second reinforcing rib 22 are overlapped in first reinforcing rib 21 by first flange 211, and with the
One reinforcing rib 21 is integrally formed.As shown in figure 4, first flange 211 is extended by the root edge 201 of the first reinforcing rib 21, and
And first the presentation of reinforcement ontology 202 of the first reinforcing rib 21 that it is located at of flange 211 be adapted with the second reinforcing rib 22
Opening.And the junction in the second reinforcing rib 22 with first reinforcing rib 21, it is direct by the root edge 201 of the second reinforcing rib 22
It is overlapped in the reinforcement ontology 202 of the first reinforcing rib 21.
As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 6, first reinforcing rib 21 is located at the junction with third reinforcing rib 23, tool
There is second opening 2102 compatible with the connection section of the third reinforcing rib 23, the edge of second opening 2102 has
Second flange 212, the third reinforcing rib 23 are overlapped in first reinforcing rib 21 by second flange 212, and with the
One reinforcing rib 21 is integrally formed.As shown in figure 4, second flange 212 is extended by the root edge 201 of the first reinforcing rib 21, and
And second the presentation of reinforcement ontology 202 of the first reinforcing rib 21 that it is located at of flange 212 be adapted with third reinforcing rib 23
Opening.And the junction in third reinforcing rib 23 with first reinforcing rib 21, it is direct by the root edge 201 of third reinforcing rib 23
It is overlapped in the reinforcement ontology 202 of the first reinforcing rib 21.
As shown in Fig. 1, Fig. 5 and Fig. 7, second reinforcing rib 22 is located at junction with the 4th reinforcing rib 24, have with
The compatible third opening 2203 in the connection section of 4th reinforcing rib 24, the edge of the third opening 2203 have third
Flange 221, the 4th reinforcing rib 24 are overlapped in second reinforcing rib 22 by the third flange 221.As shown in figure 5,
The third flange 221 is extended by the root edge 201 of the second reinforcing rib 22, and third flange 221 make its be located at
Opening compatible with the 4th reinforcing rib 24 is presented in the reinforcement ontology 202 of two reinforcing ribs 22.
As shown in Fig. 1, Fig. 6 and Fig. 7, the third reinforcing rib 23 is located at junction with the 4th reinforcing rib 24, have with
Compatible 4th opening 2304 in the connection section of 4th reinforcing rib 24, the edge of the 4th opening 2204 have the 4th
Flange 231, the 4th reinforcing rib 24 are overlapped in the third reinforcing rib 23 by the 4th flange 231.As shown in fig. 6,
4th flange 231 is extended by the root edge 201 of third reinforcing rib 23, and the 4th flange 231 make its be located at
Opening compatible with the 4th reinforcing rib 24 is presented in the reinforcement ontology 202 of three reinforcing ribs 23.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 7, multiple connecting holes 203 are offered on each reinforcing rib (reinforcing rib group 2),
The connecting hole 203 is for the body outer skin to be connected with body frame, and in the embodiment of the present invention, multiple nuts are fixed
In the reinforcing rib group 2, and each nut is coaxial with each connecting hole 203 respectively, body outer skin by the nut and with
Cooperation bolt, be installed on the body frame.
The shape of reinforcing rib group 2 can be not limited solely to shown in the embodiment of the present invention, can also use other shapes,
Such as it can be used such as T-type cross sectional shape.
In the embodiment of the present invention, entire reinforcing rib group 2 is integrally formed, and manufacturing process mainly uses first to wherein each group
It is carried out respectively at the reinforcing rib (the first reinforcing rib 21, the second reinforcing rib 22, third reinforcing rib 23 and the 4th reinforcing rib 24) of part
Preform manufacture, after the manufacture for completing preform, each preform is combined, finally, by the preform after group
Body in curing mold integrated curing molding reinforcing rib group is made.Mainly using liquid injection molding process, pre- in its forming process
Leaching material die press technology for forming, autoclave forming process etc..
The method for adding integrated curing molding using this preform, is mainly in view of, the structure letter of single reinforcing rib
It is single, while the preform of fiber is easy to make, and integrated curing molding after preform combination, can reduce curing mold
Quantity advantageously reduces die cost, and relative positional relationship and laying trend are easily guaranteed that between reinforcing rib, can be avoided
The bonding process that single reinforcing rib also needs to carry out after solidifying respectively, and the company between reinforcing rib is made using integrated curing molding
It connects more reliable.In addition each reinforcing rib is connected in the overlap joint of link position, is also beneficial to simplify curing mold.
In the embodiment of the present invention, as shown in Figure 10, the manufacturing method of reinforcing rib group is mainly included the following steps that.
Step 10, by fiber cloth or prepreg laying in multiple mutually independent preform molds, it is more to be made
A mutually independent reinforcing rib preform.
In this step 10, the preform mold be it is multiple, correspond respectively to each reinforcing rib in reinforcing rib group.Example
Such as correspond in the embodiment of above-mentioned reinforcing rib group 2, the quantity of preform mold such as four, respectively the first preform
Mold, the second preform mold, third preform mold and the 4th preform mold, wherein the first preform mould
Tool corresponds to the first reinforcing rib 21, the second preform mold corresponds to the second reinforcing rib 22, third preform mold corresponds to
Correspond to the 4th reinforcing rib 24 in third reinforcing rib 23, the 4th preform mold.
Each reinforcing rib preform made by this step 10 corresponds respectively to each reinforcing rib in reinforcing rib group.Example
Such as correspond in the embodiment of above-mentioned reinforcing rib group 2, the quantity of manufactured reinforcing rib preform such as four, respectively first
Reinforcing rib preform, the second reinforcing rib preform, third reinforcing rib preform and the 4th reinforcing rib preform,
In, the first reinforcing rib preform corresponds to the first reinforcing rib 21, the second reinforcing rib preform corresponds to the second reinforcing rib 22,
Third reinforcing rib preform corresponds to third reinforcing rib 23, the 4th reinforcing rib preform corresponds to the 4th reinforcing rib 24.The
One reinforcing rib preform, the second reinforcing rib preform, third reinforcing rib preform and the 4th reinforcing rib preform
Shape can respectively referring to fig. 4, Fig. 5, Fig. 6 and Fig. 7.
In this step 10, fiber cloth or pre- when perhaps prepreg laying is in multiple preform molds by fiber cloth
The laying direction for soaking material, with its made by reinforcing rib group in the consistent laying ratio in main stress direction of corresponding portion be
50%~70%, it can guarantee or realize in this way the carbon fibre composite laying direction of each section in made reinforcing rib group
The consistent laying ratio in main stress direction with each section is 50%~70%, and then subsequent made vehicle body is covered
In part, it can guarantee to cover the stronger part of stress in outside plate and be reinforced by the reinforcing rib group, ensure that covering outside plate
Intensity.
In order to make the shape of each reinforcing rib preform meet the requirements, after step 10, can also further comprise:
Step 15 trims each reinforcing rib preform.
After the completion of the setting of this step 15 allows for the manufacture of reinforcing rib preform, there can be situations such as flash, therefore
It needs to carry out trimming appropriate to reinforcing rib preform, to meet the manufacture requirement of reinforcing rib.
Step 20 carries out each mutually independent reinforcing rib preform in a reinforcing rib group curing molding mold
Assembling.
In this step 20, reinforcing rib group curing molding mold is the integrated mould of reinforcing rib group, and the reinforcing rib group is solid
The shape for changing molding die is reinforcing rib group finally integrally formed shape.Such as the implementation corresponding to above-mentioned reinforcing rib group 2
In example, the shape of reinforcing rib group curing molding mold is the shape of (example is as shown in figure 1) reinforcing rib group 2 in above-mentioned corresponding diagram
Shape.
It should be noted that the overlap joint sequence according to each reinforcing rib preform is needed when executing this step 20, it will be each
A reinforcing rib preform is placed in reinforcing rib group curing molding mold.Such as in the embodiment corresponding to above-mentioned reinforcing rib group 2:
First the 4th reinforcing rib preform can be placed in reinforcing rib group curing molding mold；It is respectively that the second reinforcing rib is preforming later
Body and third reinforcing rib preform are placed in reinforcing rib group curing molding mold, can refer to Fig. 5, Fig. 6 and Fig. 7, and second reinforces
The third flange 221 of muscle 22 and the 4th flange 231 of third reinforcing rib 23 are in the second reinforcing rib preform and third reinforcing rib
Just to be formed in preform, the second reinforcing rib preform and third reinforcing rib preform are being placed in the solidification of reinforcing rib group
It is respectively that the position and third reinforcing rib that correspond to third flange 221 in the second reinforcing rib preform is pre- when in molding die
Position in formed body corresponding to the 4th flange 231 is overlapped in the both ends of the 4th reinforcing rib preform respectively；Finally by first
Reinforcing rib preform is placed in reinforcing rib group curing molding mold, can refer to Fig. 4, Fig. 5 and Fig. 6, and the of the first reinforcing rib 21
One flange 211 and the second flange 212, just to be formed, are set in the first reinforcing rib preform by the first reinforcing rib preform
When in reinforcing rib group curing molding mold, the first flange 211 and second will be corresponded respectively in the first reinforcing rib preform
The position of flange 212 is overlapped in the second reinforcing rib preform and third reinforcing rib preform respectively.By the above process,
Just the execution of this step 20 is completed.
Step 30 is integrally solidified into the reinforcing rib preform after assembling in reinforcing rib group curing molding mold
Type, reinforcing rib group, and depanning is made.
After this step 30, the production of reinforcing rib group is just completed.
After completing step 30, following each step can also be carried out to complete subsequent work.
Step 40 adds deburring to the edge progress machine of the reinforcing rib group after integrated curing molding.
In conjunction with the manufacturing method of above-mentioned reinforcing rib group, in the embodiment of the present invention, a kind of body outer skin is additionally provided
Manufacturing method, as shown in figure 11 comprising:
Step 100, manufacture covering outside plate.
In this step 100, the manufacture for covering outside plate can be used existing process means in this field and carry out, such as liquid note
Modeling technique, prepreg die press technology for forming, autoclave forming process etc..
Step 200, manufacture reinforcing rib group.
In this step 200, the manufacturing process of reinforcing rib group uses the manufacturing method of above-mentioned reinforcing rib group, repeats no more.
Step 300 opens up connecting hole in reinforcing rib group, and wherein connecting hole with body frame for being connected.
Step 400 installs attaching nut at the position for the connecting hole that reinforcing rib group opens up.
Reinforcing rib group is attached to covering outside plate by step 500.
In the manufacturing method of above-mentioned body outer skin, the execution sequence of step 100 and step 200 can be exchanged, and not influenced
The execution sequence of subsequent step process, step 300 and step 400 can exchange, and not influence subsequent step process.
In the embodiment of the present invention, it is described be attached as it is cementing.
With above-mentioned body outer skin embodiment, the embodiment of the present invention also provides a kind of automobile simultaneously, and the automobile uses
Above-mentioned body outer skin.
Above-mentioned body outer skin of the invention, using covering outside plate and reinforcing rib group made of carbon fibre composite, and
And the reinforcing rib group be distributed in it is described covering outside plate rigidity reinforcement region, meanwhile, the laying direction of the reinforcing rib group with
Its Impact direction is identical, and then for the stronger part of stress in covering outside plate, is reinforced by the reinforcing rib group, this kind knot
The structure efficiency of structure is high, ensure that the intensity of covering outside plate.For reinforcing rib group, laying direction and its Impact direction phase
With bigger external force can be born, it is allowed to have higher mechanical property in its born bending load direction, in turn
Also it further enhances reinforcing rib group and covers the intensity of outside plate.In the manufacturing process of reinforcing rib group, each reinforcing rib it
Between using overlap joint connection design, improve the integrated carrying performance of entire reinforcing rib group structure, and be conducive to the one of reinforcing rib group
Body is manufactured.Reinforcing rib group structure employed in the present invention is simple, and manufacturing method is simple, is readily produced, and is guaranteeing
While body outer skin sufficient intensity, using the existing structure of reinforcing rib group structure substitution inner and outer plates, and then inner panel is simplified
Configuration is more suitable for the manufacture of carbon fibre composite, lighter than the traditional structure weight of inner and outer plates, and it is multiple to avoid interior template face
Miscellaneous, the big problem of producting process difficulty reduces producting process difficulty and manufacturing cost.
Although not each embodiment is only wrapped it should be appreciated that this specification is described according to each embodiment
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art
The other embodiments that member is understood that.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent embodiments made by technical spirit of the present invention
Or change, such as the combination, segmentation or repetition of feature, should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of body outer skin, comprising:
It covers outside plate (1)；And
Reinforcing rib group (2), the reinforcing rib group (2) attach to the covering outside plate (1) towards the side of body frame；Its feature
It is:
The covering outside plate (1) is rear side coaming plate；
The reinforcing rib group (2), comprising:
First reinforcing rib (21), first reinforcing rib (21) are opened on the inside of the rear side coaming plate close to the leading edge (11) of car door
Begin, the wheel root edge (12) on the inside of the rear side coaming plate extends, and the height in trailing edge (13) bottom of the rear side coaming plate
Place, the trailing edge (13) that the rear side coaming plate is extended to the trailing edge (13) direction is turned from the wheel root edge (12)；
Second reinforcing rib (22), second reinforcing rib (22) and first reinforcing rib (21) are integrally formed, and described the
Two reinforcing ribs (22) are at leading edge (11) beginning of the close car door of first reinforcing rib (21), from first reinforcing rib
(21) to the upper limb (14) for extending to the rear side coaming plate far from wheel root edge (12) direction；
Third reinforcing rib (23), the third reinforcing rib (23) and first reinforcing rib (21) are integrally formed, and described the
Three reinforcing ribs (23) extend in turning from the wheel root edge (12) to the trailing edge (13) direction for first reinforcing rib (21)
Turn to place, extend to the upper of the rear side coaming plate from first reinforcing rib (21) to far from wheel root edge (12) direction
Edge (14).
2. body outer skin according to claim 1, which is characterized in that the reinforcing rib group (2) includes
Root edge (201), the root edge (201) attach to the inside of covering outside plate (1), also, the root edge (201) and institute
It states and matches on the inside of covering outside plate (1)；
Reinforcement ontology (202), the reinforcement ontology (202) and the root edge (201) are integrally formed, also, work as the root edge
(201) it when attaching to the inside of covering outside plate (1), is formed between the reinforcement ontology (202) and the covering outside plate (1)
Cavity.
3. body outer skin according to claim 1, it is characterised in that:
The covering outside plate (1) and the reinforcing rib group (2) are all made of carbon fibre composite and are made, and the reinforcing rib group
(2) the consistent laying ratio in the carbon fibre composite laying direction of each section and the main stress direction of described each section is in
50%~70%.
4. body outer skin according to claim 1, it is characterised in that:
The reinforcing rib group (2) offers at least one connection for the body outer skin to be connected with body frame
Hole；
At least one nut is fixed on the reinforcing rib group (2), and each nut is coaxial with each connecting hole respectively, the vehicle body
Covering is installed on the body frame by the nut and matched bolt.
5. body outer skin according to claim 1, it is characterised in that:
First reinforcing rib (21) is located at the junction with the second reinforcing rib (22), has and second reinforcing rib (22)
Compatible first opening (2101) in section is connected, the edge of first opening (210) has the first flange (211)；
Second reinforcing rib (22) is overlapped in first reinforcing rib (21) by first flange (211), and with it is described
First reinforcing rib (21) is integrally formed；
First reinforcing rib (21) is located at the junction with third reinforcing rib (23), has and the third reinforcing rib (23)
Compatible second opening (2102) in section is connected, the edge of second opening (2102) has the second flange (212)；
The third reinforcing rib (23) is overlapped in first reinforcing rib (21) by second flange (212), and with it is described
First reinforcing rib (21) is integrally formed.
6. body outer skin according to claim 1, which is characterized in that the reinforcing rib group (2) further include:
4th reinforcing rib (24), the 4th reinforcing rib (24) and second reinforcing rib (22) and third reinforcing rib (23) one
Molding.
7. body outer skin according to claim 6, it is characterised in that:
Second reinforcing rib (22) is located at the junction with the 4th reinforcing rib (24), has and the 4th reinforcing rib (24)
The compatible third opening (2203) in section is connected, the edge of the third opening (2203) has third flange (221)；
4th reinforcing rib (24) is overlapped in second reinforcing rib (22) by the third flange (221), and with it is described
Second reinforcing rib (22) is integrally formed；
The third reinforcing rib (23) is located at the junction with the 4th reinforcing rib (24), has and the 4th reinforcing rib (24)
Compatible 4th opening (2304) in section is connected, the edge of the 4th opening (2204) has the 4th flange (231)；
4th reinforcing rib (24) is overlapped in the third reinforcing rib (23) by the 4th flange (231), and with it is described
Third reinforcing rib (23) is integrally formed.
8. body outer skin according to claim 2, it is characterised in that:
Foam core is filled in cavity between the reinforcement ontology (202) and covering outside plate (1).
9. a kind of automobile, it is characterised in that: use body outer skin as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510593833.8A CN105905173B (en) | 2015-09-17 | 2015-09-17 | A kind of body outer skin and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510593833.8A CN105905173B (en) | 2015-09-17 | 2015-09-17 | A kind of body outer skin and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105905173A CN105905173A (en) | 2016-08-31 |
| CN105905173B true CN105905173B (en) | 2019-03-12 |
Family
ID=56743950
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510593833.8A Active CN105905173B (en) | 2015-09-17 | 2015-09-17 | A kind of body outer skin and automobile |
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| Country | Link |
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| CN (1) | CN105905173B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398495A (en) * | 2018-09-29 | 2019-03-01 | 北京长城华冠汽车科技股份有限公司 | Rear side wall component and automobile |
| CN115107887A (en) * | 2022-07-19 | 2022-09-27 | 浙江吉利控股集团有限公司 | Door assembly and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4378394A (en) * | 1981-03-16 | 1983-03-29 | Nissan Motor Company, Limited | Reinforcing member |
| CN1166159A (en) * | 1995-08-22 | 1997-11-26 | 东丽株式会社 | Panel and cargo compartment for a truck |
| CN1216958A (en) * | 1996-05-13 | 1999-05-19 | 杜瓦格公司 | Coach body of railway vehicle |
| DE102009040164A1 (en) * | 2009-09-04 | 2011-05-12 | Voith Patent Gmbh | Supporting structure for rail vehicle, has supporting plate made of fiber-reinforced plastic and provided with reinforcing ribs, and elastomeric connection elements provided for attaching supporting plate at component of rail vehicle |
| CN102990943A (en) * | 2011-09-07 | 2013-03-27 | 空中客车运营简化股份公司 | Method of manufacturing a structure comprising a skin and stiffeners |
-
2015
- 2015-09-17 CN CN201510593833.8A patent/CN105905173B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4378394A (en) * | 1981-03-16 | 1983-03-29 | Nissan Motor Company, Limited | Reinforcing member |
| CN1166159A (en) * | 1995-08-22 | 1997-11-26 | 东丽株式会社 | Panel and cargo compartment for a truck |
| CN1216958A (en) * | 1996-05-13 | 1999-05-19 | 杜瓦格公司 | Coach body of railway vehicle |
| DE102009040164A1 (en) * | 2009-09-04 | 2011-05-12 | Voith Patent Gmbh | Supporting structure for rail vehicle, has supporting plate made of fiber-reinforced plastic and provided with reinforcing ribs, and elastomeric connection elements provided for attaching supporting plate at component of rail vehicle |
| CN102990943A (en) * | 2011-09-07 | 2013-03-27 | 空中客车运营简化股份公司 | Method of manufacturing a structure comprising a skin and stiffeners |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105905173A (en) | 2016-08-31 |
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Denomination of invention: Vehicle body panel and vehicle Effective date of registration: 20190513 Granted publication date: 20190312 Pledgee: Suzhou Trust Co., Ltd. Pledgor: BEIJING CHANGCHENG HUAGUAN AUTOMOBILE TECHNOLOGY CO., LTD. Registration number: 2019990000418 |
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