CN107021138B - The body structure of automobile and the manufacturing method of automobile - Google Patents
The body structure of automobile and the manufacturing method of automobile Download PDFInfo
- Publication number
- CN107021138B CN107021138B CN201710001479.4A CN201710001479A CN107021138B CN 107021138 B CN107021138 B CN 107021138B CN 201710001479 A CN201710001479 A CN 201710001479A CN 107021138 B CN107021138 B CN 107021138B
- Authority
- CN
- China
- Prior art keywords
- wall
- lower member
- width direction
- component
- vehicle width
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/088—Details of structures as upper supports for springs or dampers
Abstract
The present invention relates to the manufacturing method of a kind of body structure of automobile and the automobile, which can be improved damper base made of aluminum alloy to the supporting rigidity of the vehicle body of steel plate.The vehicle width direction outer wall (16b) of front side vehicle frame (16) and the vehicle width direction inner wall (18f) of upper component (18) are connected by damper base made of aluminum alloy (25), lower member internal partition (32) are configured in the inside for the part for connecting front baffle top side member (24) with lower member (19), upper component internal partition (26) are configured in the inside for the part for connecting the rear end of damper base (25) with upper component (18), therefore, even if the rigidity of damper base (25) made of aluminum alloy is higher than the rigidity of the upper component (18) of steel plate system and lower member (19), also the load of damper base (25) can will be inputted from damper effectively to upper component (18), lower member (19) and front baffle top side member (24) transmitting are simultaneously right It is carried.
Description
Technical field
The present invention relates to the manufacturing method of a kind of body structure of automobile and the automobile, the body structure of the automobile has
Have: front side vehicle frame extends forwards from bottom plate；The upper component of steel plate prolongs from front standing pillar is generally horizontal forwards
It stretches；The lower member of steel plate extends from the front end forward downward of the upper component；Connecting elements, under connection is described
Between the front end of portion's component and the front end of the front side vehicle frame；The front baffle of quadrangle frame-shaped connects the left and right front side vehicle
Between frame；With front baffle top side member (front bulkhead upper side member), by the front baffle
The vehicle width direction end of top is connect with the front-rear direction middle part of the lower member.
Background technique
According to known to following patent documents 1: damper base (the traveller shell in the damper upper end for supporting front suspension
(strut housing) 3) the inside of the hood ridge (hood ridge) 20 of closed section that is formed by connecting of upper end, it is fixed
Have the partition of front and back 2 (reinforcing member 7,8), the front-rear direction central part of the partition of front and back 2 is in than between connection left and right front standing pillar 1
The position closer to the front and more more rearward than damper base gas tank (air box) 2, and make the rear side in the partition of front and back 2
Partition be located at antetheca adjoining position with gas tank 2, accordingly, when inputting the impact load of frontal collision, front and back 2 every
Make the deformation of hood ridge 20 to absorb collision energy between plate.
In addition, according to known to following patent documents 2: supporting damper base (the traveller shell of the damper upper end of front suspension
It 20) is aluminium alloy system.
Existing technical literature
Patent document
Patent document 1: Japanese invention patent authorization bulletin speciallys permit No. 4329791
Patent document 2: Japanese invention patent authorization bulletin speciallys permit No. 5119827
And working as makes to be rigidity the shock absorber bearing as documented by patent document 2 of damper base documented by patent document 1
Relatively high aluminium alloy system, and by the damper base and steel plate, upper component that rigidity is relatively low vehicle width direction inner wall
When connection, if inputting from damper to damper base towards the load in vehicle width direction, the partition documented by patent document 1
Configuration in, it may occur however that support the upper component of damper base and deform because rigidity is insufficient, thus can not be by the load
The case where lotus effectively transmits and carries to it from damper base to vehicle body.
Summary of the invention
The present invention has been made in view of the above-described circumstances, it is intended that improving damper base made of aluminum alloy to steel plate
The supporting rigidity of the vehicle body of system.
To achieve the goals above, it is invented according to documented by technical solution 1, proposes a kind of body structure of automobile,
Front side vehicle frame is included, is extended forwards from bottom plate；The upper component of steel plate, it is generally horizontal forwards from front standing pillar
And extend；The lower member of steel plate extends from the front end forward downward of the upper component；Connecting elements connects institute
It states between the front end of lower member and the front end of the front side vehicle frame；The front baffle of quadrangle frame-shaped, before connection left and right is described
Between the vehicle frame of side；With front baffle top side member, by the vehicle width direction end of the top of the front baffle and the lower part structure
The front-rear direction middle part of part connects,
The body structure of the automobile is characterized in that, the vehicle width direction outer wall of the front side vehicle frame and the upper component
Vehicle width direction inner wall is connected by damper base made of aluminum alloy, is connected by front baffle top side member and the lower member
The inside of the part connect is configured with lower member internal partition, connect the rear end of the damper base with the upper component
Partial inside is configured with upper component internal partition.
In addition, inventing according to documented by technical solution 2, a kind of body structure of automobile is proposed, which is characterized in that in skill
On the basis of the structure of art scheme 1, the lower member internal partition includes the wall part of quadrangle, separates quadrangular section
The lower member inside；Two the 1st flange parts are bent from the both sides adjacent to each other of the wall part；With
Two the 2nd flange parts are formed from two Edge Bend of others adjacent to each other of the wall part,
1st flange part is connect with the inner surface of the lower member, and the 2nd flange part is from inside to outside through opening
It is connect in the state of mouthful with the outer surface of the lower member, which forms in the lower member.
In addition, inventing according to documented by technical solution 3, a kind of body structure of automobile is proposed, which is characterized in that in skill
Crest line on the basis of the structure of art scheme 1 or technical solution 2, between the upper wall and vehicle width direction outer wall of the lower member
On be provided with side view observation when in L-shaped connecting bracket, the front baffle upper side structure is connected in the connecting bracket
Part.
In addition, inventing according to documented by technical solution 4, a kind of body structure of automobile is proposed, which is characterized in that in skill
In 1~technical solution of art scheme 3 on the basis of the structure of any technical solution, there is stiffener, the stiffener is upper and lower
Side connects up the front side vehicle frame and the lower member, the upper end of the stiffener and the lower member internal partition phase
It is right.
In addition, inventing according to documented by technical solution 5, a kind of body structure of automobile is proposed, which is characterized in that in skill
In 1~technical solution of art scheme 4 on the basis of the structure of any technical solution, the upper component internal partition includes quadrangle
Wall part, separate quadrangular section the upper component inside；With four flange parts, from the four of the wall part
Edge Bend forms,
Three flange parts are connect with the inner surface of the upper component, a remaining flange part and it is described on
Portion's component and the damper base are in the state of three layers of overlapping by mechanical fasteners.
In addition, inventing according to documented by technical solution 6, a kind of body structure of automobile is proposed, which is characterized in that in skill
In 1~technical solution of art scheme 5 on the basis of the structure of any technical solution, the upper component is via positioned at front panel
The rectangular box section members of the vehicle width direction outer end of (front cowl) and connect with the front standing pillar.
In addition, inventing according to documented by technical solution 7, any technology in a kind of 1~technical solution of technical solution 6 is proposed
The manufacturing method of automobile documented by scheme, which is characterized in that the vehicle width direction outer wall of the damper base is tight by rivet
Gu passing through tightening of rivet in the vehicle width direction of the damper base on the vehicle width direction inner wall of the upper component, and by steel plate
On inner wall, and the steel plate is welded on the vehicle width direction outer wall of the front side vehicle frame.
In addition, inventing according to documented by technical solution 8, a kind of manufacturing method of automobile is proposed, which is characterized in that in skill
On the basis of the structure of art scheme 7, L word is welded on the vehicle width direction inner surface of the steel plate and the upper wall of the front side vehicle frame
The reinforcing member in shape section.
In addition, inventing according to documented by technical solution 9, a kind of manufacturing method of automobile is proposed, which is characterized in that in skill
On the basis of the structure of art scheme 7 or technical solution 8, by the damper base, the upper component, the lower member and wheel
A part of cover is assembled into component (subassembly), and by the components welding in the front standing pillar and the front side vehicle frame.
In addition, the front standing pillar lower member 13 of embodiment is corresponding with front standing pillar of the invention, the one of the wheel cover of embodiment
Part 34F is corresponding with stiffener of the invention.
According to the structure of technical solution 1, the vehicle body of automobile includes front side vehicle frame, extends forwards from bottom plate；Steel plate system
Upper component, it is generally horizontal forwards from front standing pillar and extend；The lower member of steel plate, before upper component
Forward downward is held to extend；Connecting elements connects between the front end of lower member and the front end of front side vehicle frame；Quadrangle frame-shaped
Front baffle connects between the vehicle frame of left and right front side；With front baffle top side member, by the vehicle width direction end of the top of front baffle
The connection of the front-rear direction middle part of portion and lower member.
The vehicle width direction outer wall of front side vehicle frame and the vehicle width direction inner wall of upper component are connected by damper base made of aluminum alloy
It connects, is configured with lower member internal partition in the inside for the part for connecting front baffle top side member with lower member, will subtract
The inside for the part that the rear end of vibration device seat is connect with upper component is configured with upper component internal partition.Therefore, that is, it enables aluminum alloy to make
Damper base rigidity it is higher than the rigidity of the upper component of steel plate system and lower member, also can by by upper component every
Plate and lower member internal partition improve the rigidity of upper component and lower member, and the load of shock absorber bearing will be inputted from damper
It is effectively transmitted to upper component, lower member and front baffle top side member and it is carried.
In addition, lower member internal partition includes the wall part of quadrangle according to the structure of technical solution 2, separate four sides
The inside of the lower member of tee section；Two the 1st flange parts are bent from the both sides adjacent to each other of wall part；With two
A 2nd flange part is formed from two Edge Bend of others adjacent to each other of wall part.1st flange part and lower member it is interior
Surface connection, the 2nd flange part in the state of being applied in the opening formed in lower member from inside to outside with the lower member
Outer surface connection.It therefore, can not only be by four inner surfaces on four sides of the wall part of lower member internal partition and lower member
Connection is to improve rigidity, additionally it is possible to the inside for the lower member easily configured lower member internal partition in closed section.
In addition, being set on the crest line between the upper wall and vehicle width direction outer wall of lower member according to the structure of technical solution 3
It is equipped with connecting bracket when side view is observed in L-shaped, front baffle top side member is connected in connecting bracket.Therefore, can
The rigidity for improving the interconnecting piece of lower member and front baffle top side member passes through the load for inputting damper base from lower member
By connecting bracket and front baffle top side member, partition is effectively transmitted and is carried to it forward.
In addition, having stiffener according to the structure of technical solution 4, which connects front side in the up-down direction
The upper end of vehicle frame and lower member, stiffener is opposite with lower member internal partition.Therefore, lower member can be further increased
With the rigidity of the interconnecting piece of front baffle top side member.
In addition, upper component internal partition includes the wall part of quadrangle according to the structure of technical solution 5, separate four sides
The inside of the upper component of tee section；With four flange parts, formed from four Edge Bends of wall part.Three flange parts and top
The inner surface of component connects, and a remaining flange part and upper component and damper base are mechanical in the state that three layers Chong Die
Fastening.Therefore, the load of damper base will can be inputted via high-intensitive, three layers of overlapping mechanical fasteners to upper component
It effectively transmits and it is carried.
In addition, upper component is cut via the rectangle for the vehicle width direction outer end for being located at front panel according to the structure of technical solution 6
Face component is connect with front standing pillar.Therefore, the load for inputting damper base can be had from upper component via rectangular box section members
It is transmitted to front standing pillar and it is carried in effect ground.
In addition, according to the structure of technical solution 7, by the vehicle width direction outer wall of damper base by tightening of rivet in top structure
On the vehicle width direction inner wall of part, and steel plate is passed through into tightening of rivet on the vehicle width direction inner wall of damper base, and steel plate is welded
It connects on the vehicle width direction outer wall of front side vehicle frame.Therefore, can easily by the damper base made of aluminum alloy being difficult to solder to
Upper component is connected with front side vehicle frame.
In addition, being welded on the vehicle width direction inner surface of steel plate and the upper wall of front side vehicle frame according to the structure of technical solution 8
The reinforcing member in L-shaped section.Therefore, the bonding strength of damper base and front side vehicle frame can be further increased.
In addition, according to the structure of technical solution 9, by a part of group of damper base, upper component, lower member and wheel cover
Dress is component, and by components welding in front standing pillar and front side vehicle frame.Therefore, compared with when assembling constitutes the component of component respectively
Compared with can be improved production efficiency.
Detailed description of the invention
Fig. 1 is the perspective view of the vehicle foreside of automobile.
Fig. 2 is the enlarged drawing of 2 parts of Fig. 1.
Fig. 3 is the direction view in 3 directions of Fig. 2.
Fig. 4 is the direction view in 4 directions of Fig. 1.
Fig. 5 is the direction view in 5 directions of Fig. 2.
Fig. 6 is the cross-sectional view of the 6A-6A line and 6B-6B line cutting along Fig. 4.
Fig. 7 is the cross-sectional view of the 7-7 line cutting along Fig. 4.
Description of symbols
11 bottom plates；13 front standing pillar lower members (front standing pillar)；16 front side vehicle frames；16a upper wall；16b vehicle width direction outer wall；17 squares
Tee section component；18 upper components；18f vehicle width direction inner wall；19 lower members；19a upper wall；19b vehicle width direction outer wall；19i
Opening；19j opening；20 connecting elements；23 front baffles；24 front baffle top side members；25 damper bases；Outside 25d vehicle width direction
Wall；25e vehicle width direction inner wall；26 upper component internal partitions；26a wall part；26b flange part；32 lower member internal partitions；32a
Wall part；The 1st flange part of 32b；The 1st flange part of 32c；The 2nd flange part of 32d；The 2nd flange part of 32e；33 connecting brackets；34F wheel cover
A part (stiffener)；A part of 34R wheel cover；35 rivets；36 steel plates；37 rivets；38 reinforcing members；43 front panels；45
Component.
Specific embodiment
In the following, according to FIG. 1 to FIG. 7, embodiments of the present invention will be described.In addition, in the present specification, front and back
It to, left and right directions (vehicle width direction) and up and down direction is defined on the basis of riding in the occupant on driver's seat.
As shown in Figure 1, the vehicle foreside of automobile includes bottom plate 11, the floor in compartment is constituted；Pair of right and left curb girder
12,12, the left and right sides portion along bottom plate 11 extends in the longitudinal direction；Pair of right and left front standing pillar lower member 13,13, from a left side
The front end of right side beam 12,12 erects；Pair of right and left front standing pillar upper member 14,14, from the upper of left and right front standing pillar lower member 13,13
End extends rearwardly and upwardly；Front panel lower member 15, erect and connect from the front end of bottom plate 11 left and right front standing pillar lower member 13,
13；Left-right pair of front side vehicle frame 16,16, extends forwards from the front end of bottom plate 11；Pair of right and left rectangular box section members 17,
17, it is connect with the upper end of left and right front standing pillar lower member 13,13；Pair of right and left upper component 18,18, from left and right rectangular section
The front end of component 17,17 extends forwards；With pair of right and left lower member 19,19, from the front end of left and right upper component 18,18
Extend on the inside of forward downward and vehicle width direction.
Also, the vehicle foreside of automobile includes pair of right and left connecting elements 20,20, in the vehicle width direction connection left and right
Between the front end of front side vehicle frame 16,16 and the front end of left and right lower member 19,19；Pair of right and left bumper beam extension
(bumper beam extens ion) 21,21, connect with the front surface of left and right connecting elements 20,20；Bumper beam 22,
Between its front end for connecting left and right bumper beam extension 21,21 in the vehicle width direction；Rectangular box-like front baffle 23, quilt
It is supported between the rear end of left and right bumper beam extension 21,21；With pair of right and left front baffle top side member 24,24,
The corner in the upper left side of front baffle 23 and upper right side is connect with the front-rear direction middle part of left and right lower member 19,19.Left and right
Connected between front side vehicle frame 16,16 and left and right upper component 18,18 by the pair of right and left damper base of the casting of aluminium alloy 25,25
It connects.Above-mentioned each component except damper base 25,25 is constituted basically by Steel Sheet.
As shown in Fig. 2, Fig. 5 and Fig. 6 (A), by that will have upper wall 18a, vehicle width direction outer wall 18b, upper flange portion 18c
With the substantially L-shaped section members of lower flange portion 18d and with lower wall 18e, vehicle width direction inner wall 18f, upper flange portion
Upper flange portion 18c, 18g in the substantially L-shaped section members of 18g and lower flange portion 18h are welded to one another, and lower part is convex
18d, 18h are welded to one another for edge, and upper component 18 is made to be configured to rectangle closed section.In the close rear end of upper component 18
Portion is configured with upper component internal partition 26, which has rectangular-shaped wall part 26a and four flange parts
26b, four flange part 26b are to form four Edge Bends of wall part 26a for right angle, and three in four flange part 26b are convex
Edge 26b is welded on upper wall 18a, the vehicle width direction outer wall 18b of upper component 18 and the inner surface of lower wall 18e.
As shown in Fig. 2, Fig. 3 and Fig. 5, damper base 25 is the component of box-shaped, has upper wall 25a, antetheca 25b, rear wall
25c, vehicle width direction outer wall 25d and vehicle width direction inner wall 25e, and lower surface is opened wide, and front reinforcing rib 25f has been formed in the interior thereof
With rear portion reinforcing rib 25g.Front reinforcing rib 25f is configured to, extend in parallel and connect with antetheca 25b vehicle width direction outer wall 25d and
Vehicle width direction inner wall 25e.Rear portion reinforcing rib 25g is configured to, extend in parallel and connect with rear wall 25c vehicle width direction outer wall 25d and
Vehicle width direction inner wall 25e.The upper arm 27 (referring to Fig. 5) of the draft hitch of front-wheel has the front-end and back-end for branching into two strands, preceding
End is supported in antetheca 25b and the front of damper base 25 via front rubber casing joint 28 in a manner of it can swing up and down
Between reinforcing rib 25f, rear end is supported in damper base in a manner of it can swing up and down via rear portion gum sleeve connector 29
Between 25 rear wall 25c and rear portion reinforcing rib 25g.
It is in the vehicle width direction outer wall 25d of damper base 25, with it is right on the outside of the vehicle width direction of rear portion gum sleeve connector 29
The position answered, with the vehicle width direction inner wall 18f of a upper component 18 and remaining flange part 26b for upper component internal partition 26
With the three layers of state being overlapped overlapping, and these components are fastened by bolt 30... extending along the width of the car and nut 31....
As shown in Fig. 2 and Fig. 6 (B), by will have upper wall 19a, vehicle width direction outer wall 19b, upper flange portion 19c and under
The substantially L-shaped section members of portion flange part 19d and have lower wall 19e, vehicle width direction inner wall 19f, upper flange portion 19g and
Upper flange portion 19c, 19g in the substantially L-shaped section members of lower flange portion 19h are welded to one another, and by lower flange portion
19d, 19h are welded to one another, and lower member 19 is made to be configured to rectangle closed section.It is configured in the front-rear direction of lower member 19
Between the lower member internal partition 32 of inside in portion include rectangular-shaped wall part 32a；Two the 1st flange parts 32b, 32c, make
The following and vehicle width direction inner edge of wall part 32a is bent into right angle；With two the 2nd flange parts 32d, 32e, make wall part 32a
Top and the outer Edge Bend of vehicle width direction be right angle.
Two the 1st flange parts 32b, 32c of lower member internal partition 32 are spot welded lower wall 19e and vehicle in lower member 19
On the inner surface of wide direction inner wall 19f, two the 2nd flange parts 32d, 32e of lower member internal partition 32 are applied in from inside to outside
It is bent into after gap-shaped opening 19i, 19j formed on the upper wall 19a and vehicle width direction outer wall 19b of lower member 19 straight
Angle, and it is welded on upper wall 19a's and vehicle width direction outer wall 19b by way of welding (MIG weldering)
On outer surface.
As shown in Figures 2 and 3, on the crest line between the upper wall 19a of lower member 19 and vehicle width direction outer wall 19b, weldering
It is connected to the connecting bracket 33 when side view is observed in L-shaped, the vehicle width direction outer end of front baffle top side member 24 is fastened by bolts
In the corner of the connecting bracket 33.In addition, the vehicle width direction inner wall 19f of the antetheca 25b of damper base 25, lower member 19 and preceding
The upper wall 16a of side vehicle frame 16 is by a part of 34F connection of wheel cover, the vehicle width side of the rear wall 25c of damper base 25, lower member 19
Inward wall 19f is connected with the upper wall 16a of front side vehicle frame 16 by a part of 34R of wheel cover.
It is opposite near the rear wall 25c of upper component internal partition 26 and damper base 25 as shown in Fig. 2, Fig. 4 and Fig. 5.Separately
Outside, lower member internal partition 32 is configured to, near the interconnecting piece that component 19 is connect to the lower part of the rear end of connecting bracket 33 and
The upper end of a part of 34F of wheel cover is opposite.
As shown in Figures 2 and 3, the vehicle width direction outer wall 25d of damper base 25 is via multiple rivets 35 and upper component 18
The 18f connection of vehicle width direction inner wall.In addition, steel plate 36 is fixed on the vehicle width direction inner wall of damper base 25 by multiple rivets 37
On 25e, which is welded on front side via the multiple fenestra 25h formed on the vehicle width direction inner wall 25e of shock absorber bearing 25
On the vehicle width direction outer wall 16b of vehicle frame 16.Also, the reinforcing member 38 in L-shaped section is welded in the vehicle width direction of steel plate 36
On the upper wall 16a of surface and front side vehicle frame 16.
As shown in figs. 4 and 7, a part of front standing pillar lower member 13, and the lower end with front standing pillar upper member 14 are constituted
The rectangular box section members 17 connected with the rear end of upper component 18 are configured to, by front wall side inner member (cowl side
Inner) 39, front wall side external member (cowl side outer) 40, front wall side upper member (cowl side upper) 41
It is connected with front wall side lower member (cowl side lower) 42 and is configured to closed section.Also, left and right rectangular box section members
17,17 rear portion and the vehicle width direction both ends of front panel 43 extending along the width of the car and front windshield lower part support 44 connect
It connects.
As shown in Figures 2 and 3, the one of damper base 25, steel plate 36, upper component 18, lower member 19 and front and back wheel cover
Part 34F, 34R are pre-assembled into component 45, the component 45 as a whole with front side vehicle frame 16 and front standing pillar upper member
14 rectangular box section members 17 connect.
Then, the embodiments of the present invention with above structure are illustrated.
Load from front-wheel inputs damper base 25, the damper base 25 carry the damper of front suspension upper end and
The cardinal extremity for becoming two strands of upper arm 27 (referring to Fig. 5), the load are propped up forward from upper component 18 via rectangular box section members 17
Column lower member 13 and front standing pillar upper member 14 transmit, and from upper component 18 via lower member 19 and front baffle upper side structure
Part 24 is transmitted to front baffle 23, and is directly transmitted and be absorbed to front side vehicle frame 16 from damper base 25.
At this point, being configured with upper component internal partition in the inside of the upper component 18 opposite with the rear end of damper base 25
26, and be configured in the inside of the lower member 19 opposite with the connecting bracket 33 for connecting front baffle top side member 24
Lower member internal partition 32.Therefore, even if the rigid upper component 18 than steel plate system of damper base made of aluminum alloy 25 is under
The rigidity of portion's component 19 is high, by improving upper component 18 and lower part by upper component internal partition 26 and lower member internal partition 32
The rigidity of component 19, can will also be inputted from damper and upper arm 27 load of damper base 25 effectively to upper component 18,
Lower member 19 and front baffle top side member 24 are transmitted and are carried to it.
The especially wall part 32a that includes quadrangle of lower member internal partition 32 separates the lower part structure of quadrangular section
The inside of part 19；Two the 1st flange parts 32b, 32c are formed from two Edge Bends adjacent to each other of wall part 32a；With two
2nd flange part 32d, 32e is formed from two Edge Bend of others adjacent to each other of wall part 32a.1st flange part 32b, 32c
It is spot welded on the inner surface of lower member 19, the 2nd flange part 32d, 32e is from inside to outside through the state of opening 19i, 19j
Under be welded on by way of welding on the outer surface of the lower member 19, opening 19i, 19j
It is formed in lower member 19.It therefore, can not only be by four sides of the wall part 32a of lower member internal partition 32 and lower member
19 four inner surfaces connect and improve rigidity, additionally it is possible to which lower member internal partition 32 is being previously assembled at lower wall 19e and vehicle
In the state of wide direction inner wall 19f, upper wall 19a and vehicle width direction outer wall 19b are assembled from its vehicle width direction outside, thus, it is possible to
Lower member internal partition 32 is easily fixed on to the inside of the lower member 19 of closed section.
Also, the connecting bracket 33 of L-shaped is used to for front baffle top side member 24 being connected to lower member 19, and connects
Bracket 33 is arranged on the crest line between the upper wall 19a of lower member 19 and vehicle width direction outer wall 19b.Therefore, connecting bracket
33 can be improved the rigidity of the interconnecting piece of lower member 19 and front baffle top side member 24, will input the load of damper base 25
It is effectively transmitted to front baffle 23 from lower member 19 via front baffle top side member 24 and it is carried.
Also, in a part of 34F, 34R of front and back wheel cover, front side wheel cover a part of 34F is connected in the up-down direction
Front side vehicle frame 16 and lower member 19, and the upper end and lower member internal partition 32 are opposite.It therefore, can be by front side wheel cover
A part of 34F further improves the rigidity of the interconnecting piece of lower member 19 and front baffle top side member.
In addition, upper component internal partition 26 includes the wall part 26a of quadrangle, separate the top structure of quadrangular section
The inside of part 18；With four flange part 26b, formed from four Edge Bends of wall part.Three flange part 26b therein and top
The inner surface of component 18 connects, a remaining flange part 26b with outside the vehicle width direction of upper component 18 and damper base 25
By 31 mechanical fasteners of bolt 30 and nut in the state of tri- layers of wall 25d overlapping.Therefore, the load of damper base 25 will can be inputted
It is effectively transmitted to upper component 18 via high-intensitive, three layers of overlapping mechanical fasteners and it is carried.
In addition, the rear end of upper component 18 is via rectangular box section members 17 with closed section, high rigidity and preceding branch
Column lower member 13 connects.Therefore, can by input damper base 25 load from upper component 18 via rectangular box section members 17
And it is effectively transmitted to front standing pillar lower member 13 and it is carried.
In addition, though damper base 25 made of aluminum alloy is difficult to solder to, but due to will be outside the vehicle width direction of damper base 25
Wall 25d is fastened on the vehicle width direction inner wall 18f of upper component 18 by rivet 35, therefore can securely will be made of aluminum alloy
Damper base 25 is connected with the upper component 18 of steel plate.Also, since steel plate 36 is fastened on damper by rivet 37
On the vehicle width direction inner wall 25e of seat 25, and steel plate 36 is welded on the vehicle width direction outer wall 16b of front side vehicle frame 16, therefore energy
It is enough that the damper base made of aluminum alloy 25 being difficult to solder to is connected with the front side vehicle frame 16 of steel plate securely.
At this point, being welded with L-shaped section on the vehicle width direction inner surface of steel plate 36 and the upper wall 16a of front side vehicle frame 16
Reinforcing member 38.Therefore, the bonding strength of damper base 25 and front side vehicle frame 16 can further be improved.
In addition, a part of 34F, 34R of damper base 25, upper component 18, lower member 19 and front and back wheel cover are assembled
At component 45 (referring to Fig. 2 and Fig. 3), and component 45 is welded in the rectangular section portion as a part of front standing pillar lower member 13
Part 17 and front side vehicle frame 16.Therefore, compared with when assembling each component of component 45 respectively, it can be improved production efficiency.
More than, embodiments of the present invention are illustrated, it, can be right in the range of not departing from the gist of the invention
It carries out various design alterations.
Claims (11)
1. a kind of body structure of automobile, comprising: front side vehicle frame (16) extends forwards from bottom plate (11)；Steel plate it is upper
Portion's component (18), it is generally horizontal forwards from front standing pillar (13) and extend；The lower member (19) of steel plate, from described
The front end forward downward of upper component (18) extends；Connecting elements (20) connects front end and the institute of the lower member (19)
Between the front end for stating front side vehicle frame (16)；The front baffle (23) of quadrangle frame-shaped, connection the left and right front side vehicle frame (16) it
Between；With front baffle top side member (24), by the vehicle width direction end of the upper side frame of the front baffle (23) and the lower part
The front-rear direction middle part of component (19) connects,
The body structure of the automobile is characterized in that,
The vehicle width direction outer wall (16b) of the front side vehicle frame (16) and the vehicle width direction inner wall (18f) of the upper component (18)
It is connected by damper base made of aluminum alloy (25),
In the lower member (19), the inside of part that is connect with front baffle top side member (24) configured with lower part
Component internal partition (32),
In the upper component (18), the inside of part that is connect with the rear end of the damper base (25) configured with top structure
Part internal partition (26).
2. the body structure of automobile according to claim 1, which is characterized in that
The lower member internal partition (32) includes the wall part (32a) of quadrangle, separates the lower part of quadrangular section
The inside of component (19)；Two the 1st flange parts (32b, 32c) are bent from the both sides adjacent to each other of the wall part (32a)
It forms；With two the 2nd flange parts (32d, 32e), from two Edge Bend of others adjacent to each other of the wall part (32a) and
At,
1st flange part (32b, 32c) connect with the inner surface of the lower member (19),
2nd flange part (32d, 32e) from inside to outside through opening (19i, 19j) in the state of with the lower member
(19) outer surface connection, the opening (19i, 19j) are formed in the lower member (19).
3. the body structure of automobile according to claim 1, which is characterized in that
Side view sight is provided on crest line between the upper wall (19a) and vehicle width direction outer wall (19b) of the lower member (19)
In the connecting bracket of L-shaped (33) when examining,
Front baffle top side member (24) is connected on the connecting bracket (33).
4. the body structure of automobile according to claim 2, which is characterized in that
Side view sight is provided on crest line between the upper wall (19a) and vehicle width direction outer wall (19b) of the lower member (19)
In the connecting bracket of L-shaped (33) when examining,
Front baffle top side member (24) is connected on the connecting bracket (33).
5. the body structure of automobile according to any one of claims 1 to 4, which is characterized in that
With stiffener (34F), the stiffener (34F) connect in the up-down direction the front side vehicle frame (16) and it is described under
Portion's component (19),
The upper end of the stiffener (34F) and the lower member internal partition (32) are opposite.
6. the body structure of automobile according to any one of claims 1 to 4, which is characterized in that
The upper component internal partition (26) includes the wall part (26a) of quadrangle, separates the top of quadrangular section
The inside of component (18)；With four flange parts (26b), formed from four Edge Bends of the wall part (26a),
Three flange parts (26b) connect with the inner surface of the upper component (18), a remaining flange part
(26b) and the upper component (18) and the damper base (25) are in the state that three layers Chong Die by mechanical fasteners.
7. the body structure of automobile according to any one of claims 1 to 4, which is characterized in that
The upper component (18) via be located at front panel (43) vehicle width direction outer end rectangular box section members (17) and with institute
State front standing pillar (13) connection.
8. a kind of manufacturing method of automobile according to any one of claims 1 to 4, which is characterized in that
The vehicle width direction outer wall (25d) of the damper base (25) is fastened on the upper component (18) by rivet (35)
On vehicle width direction inner wall (18f), and steel plate (36) are passed through into the vehicle width direction that rivet (37) are fastened on the damper base (25)
On inner wall (25e), and the steel plate (36) is welded on the vehicle width direction outer wall (16b) of the front side vehicle frame (16).
9. the manufacturing method of automobile according to claim 8, which is characterized in that
L-shaped is welded on the vehicle width direction inner surface of the steel plate (36) and the upper wall (16a) of the front side vehicle frame (16) to cut
The reinforcing member (38) in face.
10. the manufacturing method of automobile according to claim 8, which is characterized in that
By a part of the damper base (25), the upper component (18), the lower member (19) and wheel cover (34F,
It 34R) is assembled into component (45), and the component (45) is welded in the front standing pillar (13) and the front side vehicle frame (16).
11. the manufacturing method of automobile according to claim 9, which is characterized in that
By a part of the damper base (25), the upper component (18), the lower member (19) and wheel cover (34F,
It 34R) is assembled into component (45), and the component (45) is welded in the front standing pillar (13) and the front side vehicle frame (16).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016016894A JP6215978B2 (en) | 2016-02-01 | 2016-02-01 | Automobile body structure and automobile manufacturing method |
| JP2016-016894 | 2016-08-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107021138A CN107021138A (en) | 2017-08-08 |
| CN107021138B true CN107021138B (en) | 2019-03-15 |
Family
ID=59526107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710001479.4A Active CN107021138B (en) | 2016-02-01 | 2017-01-03 | The body structure of automobile and the manufacturing method of automobile |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6215978B2 (en) |
| CN (1) | CN107021138B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3079491B1 (en) * | 2018-04-03 | 2020-03-06 | Renault S.A.S | METHOD OF MOUNTING A STRUCTURAL ELEMENT BEFORE BODY BODY |
| JP7067365B2 (en) * | 2018-08-22 | 2022-05-16 | マツダ株式会社 | Vehicle front body structure |
| JP7158518B2 (en) * | 2021-03-04 | 2022-10-21 | 本田技研工業株式会社 | rear body structure |
| JP7158519B2 (en) | 2021-03-04 | 2022-10-21 | 本田技研工業株式会社 | rear body structure |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04122284U (en) * | 1991-04-18 | 1992-11-02 | 三菱自動車工業株式会社 | Atspa frame bulkhead for vehicles |
| JP4370183B2 (en) * | 2004-02-09 | 2009-11-25 | 富士重工業株式会社 | Body frame structure |
| JP4582307B2 (en) * | 2004-12-16 | 2010-11-17 | マツダ株式会社 | Body front structure |
| JP4272173B2 (en) * | 2005-02-07 | 2009-06-03 | 本田技研工業株式会社 | Body front structure |
| JP4797704B2 (en) * | 2006-03-03 | 2011-10-19 | マツダ株式会社 | Body front structure |
| KR101219715B1 (en) * | 2006-10-16 | 2013-01-08 | 현대자동차주식회사 | Strut bar for automobile |
| JP5119827B2 (en) * | 2007-09-25 | 2013-01-16 | 日産自動車株式会社 | Body structure |
| EP2371678B1 (en) * | 2010-03-17 | 2012-08-22 | Honda Motor Co., Ltd. | Automotive vehicle body side structure |
| DE102011056737B4 (en) * | 2011-12-21 | 2023-03-16 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Front end structure of a motor vehicle |
| JP5849881B2 (en) * | 2012-07-18 | 2016-02-03 | トヨタ自動車株式会社 | Body front structure |
| KR101846859B1 (en) * | 2012-08-20 | 2018-04-09 | 현대자동차 주식회사 | Reinforcing unit for vehicle body |
| JP6115988B2 (en) * | 2013-02-22 | 2017-04-19 | キヤノン電子株式会社 | Sheet feeding device |
| CN104512466B (en) * | 2013-09-26 | 2017-09-15 | 北汽福田汽车股份有限公司 | Vehicle body and the vehicle with the vehicle body |
| US9381949B2 (en) * | 2014-10-15 | 2016-07-05 | Toyota Motor Engineering & Manufacturing North America, Inc. | Vehicles having a cross-vehicle stabilizing structure |
-
2016
- 2016-02-01 JP JP2016016894A patent/JP6215978B2/en active Active
-
2017
- 2017-01-03 CN CN201710001479.4A patent/CN107021138B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6215978B2 (en) | 2017-10-18 |
| CN107021138A (en) | 2017-08-08 |
| JP2017136869A (en) | 2017-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6284556B2 (en) | Body front structure | |
| JP6235628B2 (en) | Auto body structure | |
| JP3866677B2 (en) | Body front structure | |
| CN109383633B (en) | Front structure of automobile | |
| CN101722993B (en) | Front vehicle body structure | |
| US9610980B2 (en) | Front vehicle-body structure of vehicle | |
| CN107021138B (en) | The body structure of automobile and the manufacturing method of automobile | |
| US10604189B2 (en) | Vehicle body front part structure | |
| JP6142748B2 (en) | Body front structure | |
| CN105339243A (en) | Vehicle body front structure of a vehicle | |
| US20120119542A1 (en) | Car body with reinforcing structure | |
| JP6131967B2 (en) | Auto body structure | |
| JP4996707B2 (en) | Car body side structure | |
| JP6181099B2 (en) | Rear structure of the car body | |
| JP2010083187A (en) | Car body front structure | |
| JP6098649B2 (en) | Auto body structure | |
| JP6605561B2 (en) | Auto body structure | |
| JP7172203B2 (en) | Body front structure | |
| JP4958215B2 (en) | Body structure at the front of the vehicle | |
| JP5818477B2 (en) | Front body structure of automobile | |
| KR101027922B1 (en) | Reinforcing structure of suspension | |
| JP5628257B2 (en) | Body front structure | |
| JP7007411B2 (en) | Body | |
| JP2019001383A (en) | Front vehicle body structure of automobile | |
| JP6305139B2 (en) | Body front structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |