CN100418830C - Front body structure of vehicle - Google Patents
Front body structure of vehicle Download PDFInfo
- Publication number
- CN100418830C CN100418830C CNB2005101080803A CN200510108080A CN100418830C CN 100418830 C CN100418830 C CN 100418830C CN B2005101080803 A CNB2005101080803 A CN B2005101080803A CN 200510108080 A CN200510108080 A CN 200510108080A CN 100418830 C CN100418830 C CN 100418830C
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- end cross
- cross beam
- vehicle
- mounting bracket
- vehicle body
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
To provide a front body structure of a vehicle capable of improving the rigidity of a vehicle body and reducing the weight. This structure is provided with a front end cross member 4 extended in the vehicle width direction and having cross section formed into a substantial U-shape, a fender shield panel 7 provided on a rear side of the front end cross member 4 to be extended in the vehicle body longitudinal direction, and a body mount bracket 10 provided to stretch over the front end cross member 4 and the fender shield panel 7 in a corner part at the vehicle width direction outside of the front end cross member 4 and the fender shield panel 7. In the corner part at the vehicle width direction outside of the front end cross member 4 and the body mount bracket 10, a gusset 11 is provided to stretch over the front end cross member 4 and the body mount bracket 10.
Description
Technical field
The present invention relates to a kind of front body structure of vehicle, for example the additional strengthening of the vehicle body mounting bracket of vehicle frame.
Background technology
The body construction of existing vehicle is by vehicle frame and utilize this vehicle frame to constitute by the vehicle body (operator's compartment) of a plurality of body supports (rubber) supporting.The front part branch of vehicle body comprises: head lamp stay bearing plate (backplate), extend along the overall width direction; Mudwing (wheel skirtboard), at the rear portion of head lamp stay bearing plate both sides to the car body rear extension; And front end cross beam (crossbeam), extend along the overall width direction in the front portion of head lamp stay bearing plate.
The front body structure of this existing vehicle is disclosed at for example patent documentation 1.
Patent documentation 1: Japan opens flat 5-29879 communique in fact
But, in the front body structure of above-mentioned existing vehicle, because the vehicle body mounting bracket of front end cross beam that rigidity is the highest and support body support only supports on the car body fore-and-aft direction, so, for inputing to the load of vehicle body mounting bracket from vehicle frame by body support by vibration of vehicle, body side probably can not be dealt with enough rigidity.
In existing design,, must increase the thickness of slab of parts such as front end cross beam and head lamp stay bearing plate in order to improve rigidity.But the thickness of slab that increases parts will relate to the increase of car body weight.Therefore, in existing vehicle, be difficult to produce and have rigidity and light car body.
Summary of the invention
In view of above-mentioned technological deficiency, the object of the present invention is to provide a kind of front body structure of vehicle, it is connected in the vehicle body mounting bracket by making light strengthening part, load is passed to effectively the front end cross beam with high rigidity, thereby can improve rigidity of vehicle body, can realize lightweight simultaneously.
For addressing the above problem, according to the front body structure of the vehicle of first aspect present invention, it comprises:
Front end cross beam extend along the overall width direction, and the cross section forms roughly " コ " font;
Mudwing is arranged on the rear of described front end cross beam, extends along the car body fore-and-aft direction;
The vehicle body mounting bracket, the bight outside the overall width direction of described front end cross beam and described mudwing is erected on described front end cross beam and the described mudwing; And
Corner plate, the bight outside the overall width direction of described front end cross beam and described vehicle body mounting bracket is erected on described front end cross beam and the described vehicle body mounting bracket,
Described vehicle body mounting bracket is connected with the vehicle frame that extends along the car body fore-and-aft direction by elastomeric element.
For addressing the above problem, the front body structure according to the vehicle of second aspect present invention in the front body structure of the related vehicle of first aspect, is characterized by:
Described corner plate has flange part at edge part, and the cross section forms roughly " コ " font;
Make the flange part of described corner plate be connected in the flange part and the described vehicle body mounting bracket of described front end cross beam, and make the connection back form closed section.
For addressing the above problem, according to the front body structure of the vehicle of third aspect present invention, first or the front body structure of the related vehicle of second aspect in, it is characterized by:
Described corner plate and described front end cross beam and superimposed connection of head lamp stay bearing plate of extending along the overall width direction.
For addressing the above problem, front body structure according to the vehicle of fourth aspect present invention, in the front body structure of the related vehicle of first aspect, it is characterized by: described vehicle body mounting bracket has: sidepiece, bight outside the overall width direction of described front end cross beam and described mudwing is erected on described front end cross beam and the described mudwing; And the bottom, on this bight, be connected with described front end cross beam, described mudwing and described sidepiece;
Wherein, relative with described bottom, and connect the cap of described mudwing in the upper end of described sidepiece.
According to the front body structure of the vehicle of first aspect present invention, it comprises: front end cross beam extend along the overall width direction, and the cross section forms roughly " コ " font; Mudwing is arranged on the rear of described front end cross beam, extends along the car body fore-and-aft direction; The vehicle body mounting bracket, the bight in the overall width direction of described front end cross beam and the described mudwing outside, be erected at described front end cross beam and described mudwing and on; And corner plate, bight outside the overall width direction of described front end cross beam and described vehicle body mounting bracket, be erected on described front end cross beam and the described vehicle body mounting bracket, described vehicle body mounting bracket is connected with the vehicle frame that extends along the car body fore-and-aft direction by elastomeric element.Thus, can improve the rigidity of described vehicle body mounting bracket, can make the loading transfer that inputs to described vehicle body mounting bracket to front end cross beam simultaneously with high rigidity; Because thickness of slab that can each parts of skiving so can improve the rigidity of car body, is realized lightweight simultaneously, and, even if, also can come corresponding with high rigidity to inputing to the load of above-mentioned vehicle body mounting bracket by above-mentioned body support from above-mentioned vehicle frame.
According to the front body structure of the vehicle of second aspect present invention, in the front body structure of the related vehicle of first aspect, described corner plate has flange part at edge part, and the cross section forms roughly " コ " font; Make the flange part of described corner plate be connected in the flange part and the described vehicle body mounting bracket of described front end cross beam, and make the connection back form closed section.Thus, can strengthen being connected of described corner plate and described front end cross beam or described vehicle body mounting bracket, improve the rigidity of described vehicle body mounting bracket, so can improve the rigidity of described car body.And, the raising of corresponding above-mentioned rigidity of vehicle body, thickness of slab that can each parts of skiving is so can realize the lightweight of above-mentioned car body.
Front body structure according to the vehicle of third aspect present invention, first or the front body structure of the related vehicle of second aspect in, by making described corner plate and described front end cross beam and superimposed connection of head lamp stay bearing plate of extending along the overall width direction, thereby can strengthen the connection of above-mentioned corner plate, improve the rigidity of the overall width direction of above-mentioned vehicle body mounting bracket, simultaneously, because the load that inputs to described vehicle body mounting bracket can be passed to described front end cross beam effectively, so can improve the rigidity of above-mentioned car body.And, the raising of corresponding above-mentioned rigidity of vehicle body, thickness of slab that can each parts of skiving is so can realize the lightweight of above-mentioned car body.
Front body structure according to the vehicle of fourth aspect, in the front body structure of the related vehicle of first aspect, described vehicle body mounting bracket has: sidepiece, bight outside the overall width direction of described front end cross beam and described mudwing is across being connected in described front end cross beam and described mudwing; And the bottom, on this bight, be connected with described front end cross beam, described mudwing and described sidepiece; Wherein, relative with described bottom, and connect the cap of described mudwing in the upper end of described sidepiece.Thus, can make described vehicle body mounting bracket form closed section, improve the rigidity of described vehicle body mounting bracket, so can improve the rigidity of described car body.And, the raising of corresponding above-mentioned rigidity of vehicle body, thickness of slab that can each parts of skiving is so can realize the lightweight of above-mentioned car body.
Description of drawings
Fig. 1 is the block diagram of the front body structure of vehicle according to an embodiment of the invention;
Fig. 2 is the block diagram of seeing from the car body rear of the A part of Fig. 1;
Fig. 3 is that the B-B of Fig. 2 is to cutaway view; And
Fig. 4 is that the C-C of Fig. 3 is to cutaway view.
The specific embodiment
Below, with reference to accompanying drawing embodiments of the invention are elaborated.Fig. 1 is the block diagram of the front body structure of vehicle according to an embodiment of the invention, and Fig. 2 is the block diagram of seeing from the car body rear of the A part of Fig. 1, Fig. 3 be the B-B of Fig. 2 to cutaway view, Fig. 4 is that the C-C of Fig. 3 is to cutaway view.Upper and lower, the front, rear, left and right of car body are represented in upper and lower, front, rear, left and right among the figure.
Fig. 1 illustrates the front portion of car body 1, is provided with vehicle body 2 on top, is provided with the vehicle frame 3 that supports this vehicle body 2 simultaneously in the bottom.
The cross section of front end cross beam 4 forms roughly " コ " font (grooved), is formed with flange part 4a (with reference to Fig. 3) at edge part.And this cross section open side that is roughly " コ " font is towards the car body rear extension.Head lamp stay bearing plate 5 extends along the overall width direction, and is connected with the back of the two side ends of front end cross beam 4, and the top of left and right sides head lamp stay bearing plate is connected by the upper front end bar 6 as strengthening part.Mudwing 7 extends its front end face 7a (with reference to Fig. 3) and front end cross beam 4 and 5 superimposed connections of head lamp stay bearing plate at the rear of front end cross beam 4 along the car body fore-and-aft direction.
On the other hand, vehicle frame 3 extends along the car body fore-and-aft direction, is provided with mounting bracket (about being each) 8 in its left and right sides portion in Fig. 1.This mounting bracket 8 is provided with the body support 9 as the elastomeric element that supports vehicle body 2.And body support 9 is provided with vehicle body 2.That is, vehicle frame 3 supports vehicle body 2 by body support 9.
As shown in Figures 2 and 3, the bight outside the overall width direction of front end cross beam 4 and mudwing 7 is provided with vehicle body mounting bracket 10.
This vehicle body mounting bracket 10 comprises from the cross section, plane the sidepiece 10a of L-shaped shape roughly and the bottom 10b that is roughly rectangle that is provided with in its bottom.The sidepiece 10a of vehicle body mounting bracket 10 has flange part 10c, 10d respectively at its both ends.Sidepiece 10a is erected at the bight of front end cross beam 4 and mudwing 7, and is connected in front end cross beam 4 and mudwing 7 by its flange part 10c, 10d.The bottom 10b of vehicle body mounting bracket 10 is connected in front end cross beam 4, mudwing 7 and sidepiece 10a in above-mentioned bight.And, be connected with the cap 7b of the mudwing 7 relative with bottom 10b in the upper end of sidepiece 10a.Therefore, vehicle body mounting bracket 10 is connected across the bight of front end cross beam 4 with mudwing 7, and forms closed section.
And the bottom of bottom 10b is supported by described body support 9.That is, the load of importing by body support 9 from vehicle frame 3 passes to vehicle body mounting bracket 10 at first.
In addition, the bight outside the overall width direction of front end cross beam 4 and vehicle body mounting bracket 10 also is provided with corner plate (gusset) 11.The cross section of corner plate 11 forms roughly " コ " font, comprise with front end cross beam 4 side bonded assemblys on one side and with vehicle body mounting bracket 10 side bonded assembly another sides.
An edge part that is the corner plate 11 of approximate right angle in open side is formed with flange part 11a, and this flange part 11a is by flange part 4a superimposed be connected of (clipping) head lamp stay bearing plate 5 with front end cross beam 4.That is, form closed section by flange part 4a and flange part 11a.On the other hand, be formed with flange part 11b at another edge part of peristome, this flange part 11b is connected in the sidepiece 10a of vehicle body mounting bracket 10.That is, form closed section by sidepiece 10a and flange part 11b.That is, flange part 11a, 11b form " L " font shape, so that consistent with the bight in the overall width direction of vehicle frame 3 and vehicle body mounting bracket 10 outside.
At this, when vehicle travels on the abominable road of detour or road conditions etc., from the load of wheel (omitting diagram) to vehicle frame 3 input above-below directions or left and right directions.And the load that inputs to vehicle frame 3 passes to vehicle body mounting bracket 10 by body support 9, passes to parts such as front end cross beam 4, head lamp stay bearing plate 5 and mudwing 7 again.
In the structure of present embodiment, because the bight outside the overall width direction of front end cross beam 4 and mudwing 7 is provided with vehicle body mounting bracket 10, and, vehicle body mounting bracket 10 sets up on front end cross beam 4 and the mudwing 7, and have sidepiece 10a and bottom 10b, form closed section by the cap 7b that connects mudwing 7 simultaneously, so improved rigidity, even, also can prevent distortion to vehicle body mounting bracket 10 input load.Thus, can suppress load to transmission such as vehicle body mounting bracket 10 bonded assembly front end cross beams 4, head lamp stay bearing plate 5 and mudwing 7.
And, by the bight outside the overall width direction of front end cross beam 4 and vehicle body mounting bracket 10 corner plate 11 is set, thereby can strengthens vehicle body mounting bracket 10.Not only can add being connected of forcing that existing front end cross beam 4 is connected with vehicle body mounting bracket 10, be the connection on the car body fore-and-aft direction, and, strengthen sidepiece 10a by using corner plate 11, can also improve the connection power of overall width direction.Thus, can further improve the rigidity of vehicle body mounting bracket 10, prevent that the load of importing from causing distortion.
And, because the flange part 11a that forms on one side of corner plate 11 is by flange part 4a superimposed be connected of head lamp stay bearing plate 5 with front end cross beam 4, so, the load that inputs to vehicle body mounting bracket 10 can be passed to effectively front end cross beam 4 with high rigidity.Can improve the rigidity of car body 1 thus.
As mentioned above, by corner plate 11 is set, thereby improved the rigidity of car body 1, and, because corner plate 11 is small and light strengthening parts, can not increase the weight of car body 1.And, owing to improved rigidity, when needs Joint strenght same as the prior art and rigidity, can skiving front end cross beam 4, the thickness of slab of head lamp stay bearing plate 5 and mudwing 7, so can realize the lightweight of car body 1.
Therefore, the front body structure of vehicle according to the invention, it comprises: front end cross beam 4 extend along the overall width direction, and the cross section forms roughly " コ " font; Mudwing 7 is arranged on the rear of this front end cross beam 4, and extends along the car body fore-and-aft direction; Vehicle body mounting bracket 10, the bight outside the overall width direction of front end cross beam 4 and mudwing 7 is erected on front end cross beam 4 and the mudwing 7; And corner plate 11, the bight outside the overall width direction of front end cross beam 4 and vehicle body mounting bracket 10 is erected on front end cross beam 4 and the vehicle body mounting bracket 10.By above structure, increased the connection power of overall width direction, improved the rigidity of vehicle body mounting bracket 10, simultaneously can also be with loading transfer to front end cross beam 4 with high rigidity, thus can improve the rigidity of car body 1.And the raising of the rigidity of corresponding car body 1 can skiving front end cross beam 4, the thickness of slab of head lamp stay bearing plate 5 and mudwing 7, thereby can realize the lightweight of car body 1.
In addition, because the edge part of corner plate 11 has flange part 11a, 11b, make the cross section form roughly " コ " font simultaneously, the flange part 11a that forms on one side of corner plate 11 is connected with the flange part 4a of front end cross beam 4, and formation closed section, and the flange part 11b that forms on the another side of corner plate 11 is connected with the sidepiece 10a of vehicle body mounting bracket 10, thus, but being connected of 10 of reinforcing gusset plate 11 and front end cross beam 4 or vehicle body mounting brackets, and then can improve the rigidity of vehicle body mounting bracket 10, so can improve the rigidity of car body 1.And the raising of corresponding car body 1 rigidity can skiving front end cross beam 4, the thickness of slab of head lamp stay bearing plate 5 and mudwing 7, thereby can realize the lightweight of car body 1.
And, because corner plate 11 and front end cross beam 4 and 5 superimposed connections of head lamp stay bearing plate of extending along the overall width direction, thereby the connection of a avris that can reinforcing gusset plate 11, improve the rigidity of the overall width direction of vehicle body mounting bracket 10, simultaneously the load that inputs to vehicle body mounting bracket 10 can be passed to front end cross beam 4 effectively, so can improve the rigidity of car body 1.And the raising of corresponding car body 1 rigidity can skiving front end cross beam 4, the thickness of slab of head lamp stay bearing plate 5 and mudwing 7, thereby can realize the lightweight of car body 1.
And, because vehicle body mounting bracket 10 has: sidepiece 10a, the bight outside the overall width direction of front end cross beam 4 and mudwing 7 is erected on front end cross beam 4 and the mudwing 7; And bottom 10b, on this bight, be connected with front end cross beam 4, mudwing 7 and sidepiece 10a; And by relative with this bottom 10b and connect the cap 7b of mudwing 7 in the upper end of sidepiece 10a, thereby can make vehicle body mounting bracket 10 form closed sections, and then can improve the rigidity of vehicle body mounting bracket 10, so can improve the rigidity of car body 1.And the raising of corresponding car body 1 rigidity can skiving front end cross beam 4, the thickness of slab of head lamp stay bearing plate 5 and mudwing 7, thereby can realize the lightweight of car body 1.
In addition, vehicle body mounting bracket 10 is connected with the vehicle frame 3 that extends along the car body fore-and-aft direction by body support 9, thus, because possess the corner plate 11 that is erected in the bight in the overall width direction of front end cross beam 4 and vehicle body mounting bracket 10 outside on front end cross beam 4 and the vehicle body mounting bracket 10, so, even if to inputing to the load of vehicle body mounting bracket 10 by body support 9, also can come corresponding with high rigidity from vehicle frame 3.
Utilizability on the industry
Applicable to the reinforcement structure in the body construction of vehicle.
Symbol description
1 car body, 2 vehicle bodies
3 vehicle frames, 4 front end cross beams
4a edge 5 headlamp gripper shoes
6 upper front end bars, 7 dashboards
7a front end face 7b cap
8 mounting brackets, 9 body supports
10 vehicle body mounting bracket 10a sidepieces
11 corner plate 11a, 11b edge portion
Claims (4)
1. the front body structure of a vehicle is characterized in that comprising:
Front end cross beam extend along the overall width direction, and the cross section forms roughly " コ "
Font;
Mudwing is arranged on the rear of described front end cross beam, extends along the car body fore-and-aft direction;
The vehicle body mounting bracket, the bight outside the overall width direction of described front end cross beam and described mudwing is erected on described front end cross beam and the described mudwing; And
Corner plate, the bight outside the overall width direction of described front end cross beam and described vehicle body mounting bracket is erected on described front end cross beam and the described vehicle body mounting bracket,
Described vehicle body mounting bracket is connected with the vehicle frame that extends along the car body fore-and-aft direction by elastomeric element.
2. the front body structure of vehicle according to claim 1 is characterized in that:
Described corner plate has flange part at edge part, and the cross section forms roughly
" コ " font;
Make the flange part of described corner plate be connected in the flange part and the described vehicle body mounting bracket of described front end cross beam, and make the connection back form closed section.
3. the front body structure of vehicle according to claim 1 and 2 is characterized in that:
Described corner plate and described front end cross beam and superimposed connection of head lamp stay bearing plate of extending along the overall width direction.
4. the front body structure of vehicle according to claim 1 is characterized in that:
Described vehicle body mounting bracket has: sidepiece, and the bight outside the overall width direction of described front end cross beam and described mudwing is across being connected in described front end cross beam and described mudwing; And the bottom, on described bight, be connected with described front end cross beam, described mudwing and described sidepiece;
Wherein, relative with described bottom, and connect the cap of described mudwing in the upper end of described sidepiece.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004294656A JP4100389B2 (en) | 2004-10-07 | 2004-10-07 | Front body structure of the vehicle |
| JP2004-294656 | 2004-10-07 | ||
| JP2004294656 | 2004-10-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1757559A CN1757559A (en) | 2006-04-12 |
| CN100418830C true CN100418830C (en) | 2008-09-17 |
Family
ID=36373759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101080803A Active CN100418830C (en) | 2004-10-07 | 2005-09-29 | Front body structure of vehicle |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4100389B2 (en) |
| CN (1) | CN100418830C (en) |
| TW (1) | TWI269732B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6202379B2 (en) * | 2013-08-06 | 2017-09-27 | スズキ株式会社 | Member connection structure at the front of the vehicle |
| JP7037741B2 (en) * | 2017-12-06 | 2022-03-17 | スズキ株式会社 | Vehicle front structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5031958A (en) * | 1989-03-20 | 1991-07-16 | Mazda Motor Corporation | Front structure of a motor vehicle |
| US5303973A (en) * | 1991-03-28 | 1994-04-19 | Mazda Motor Corporation | Front body structure of vehicle |
| JPH10129523A (en) * | 1996-11-05 | 1998-05-19 | Nissan Motor Co Ltd | Suspension upper arm support structure |
| JP2003011848A (en) * | 2001-04-23 | 2003-01-15 | Nissan Motor Co Ltd | Body front structure for automobile and assembling method for body front |
| JP2003261068A (en) * | 2002-03-12 | 2003-09-16 | Mazda Motor Corp | Front body structure of automobile |
-
2004
- 2004-10-07 JP JP2004294656A patent/JP4100389B2/en active Active
-
2005
- 2005-09-08 TW TW94130860A patent/TWI269732B/en active
- 2005-09-29 CN CNB2005101080803A patent/CN100418830C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5031958A (en) * | 1989-03-20 | 1991-07-16 | Mazda Motor Corporation | Front structure of a motor vehicle |
| US5303973A (en) * | 1991-03-28 | 1994-04-19 | Mazda Motor Corporation | Front body structure of vehicle |
| JPH10129523A (en) * | 1996-11-05 | 1998-05-19 | Nissan Motor Co Ltd | Suspension upper arm support structure |
| JP2003011848A (en) * | 2001-04-23 | 2003-01-15 | Nissan Motor Co Ltd | Body front structure for automobile and assembling method for body front |
| JP2003261068A (en) * | 2002-03-12 | 2003-09-16 | Mazda Motor Corp | Front body structure of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI269732B (en) | 2007-01-01 |
| JP2006103573A (en) | 2006-04-20 |
| CN1757559A (en) | 2006-04-12 |
| JP4100389B2 (en) | 2008-06-11 |
| TW200621556A (en) | 2006-07-01 |
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