JP3277357B2 - Body rear structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear structure of a vehicle body in which a part of an outer plate forming a side portion of the vehicle body is turned toward the rear of the vehicle body.

[0002]

2. Description of the Related Art FIGS. 9 and 10 show a conventional vehicle 101. A rear bumper 102 is provided at the rear of the vehicle 101 along the lower edge of the vehicle 101. FIG. A rear combination lamp 103 is provided on the vehicle body above the end of the rear bumper 102 at a distance, and a side portion of the vehicle 101 is formed between the rear bumper 102 and the rear combination lamp 103. An extension surface 107 extending from the side surface 105 of the outer plate 104 via the curved portion 106 is provided.

[0003] One end of a back pillar lower 111 is connected to the tip of the extension surface 107, and the other end of the back pillar lower 111 has a reinforce that extends away from the outer plate 104. 112 and the Reinforce 1
An inner panel 113 provided on the inner side than the inner panel 12 is fixed. The other end of the reinforcement 112 is fixed to the inner panel 113, and the outer plate 10
4, a back pillar having a closed cross-sectional shape including the reinforce 112 and the inner panel 113 is formed inside the curved portion 106.

On the other hand, the vehicle 101
The rear combination lamp 103 and the extension surface 107 are provided at the lower end of the back door 122 for opening and closing the rear opening 121.
Is formed. Accordingly, when the back door 122 is closed, the back door 122 and the rear combination lamp 103 are closed.
And the extending surface 107 of the outer plate 104 is configured to be substantially flush.

[0005]

However, in the outer plate 104 of the vehicle 101, the extending surface 107 of the outer plate 104 is connected to the back pillar lower 111 outside the back door 122. And the seam 125 was exposed. For this reason, in the vehicle 101, there is a problem that the appearance quality is deteriorated. Further, since the seam 125 is exposed, a vinyl chloride-based seal 126 is required for rust prevention, which causes a problem that appearance is deteriorated.

SUMMARY OF THE INVENTION The present invention has been made in view of such a conventional problem, and has as its object to provide a rear body structure of a vehicle body capable of improving the appearance quality at the rear part of the vehicle body.

[0007]

In the vehicle body rear portion structure according to claim 1 of the present invention to solve the above problems, there is provided a means for solving], to the body of the end above the rear bumper (5), a rear combination lamp (8 ) Are disposed apart from each other, and the rear bumper (5) and the rear combination lamp are provided.
(8) , an extension surface (1 ) extending integrally from a side surface (10) of an outer plate (9) forming a side portion of the vehicle body.
2) is arranged, while the rear opening provided in the vehicle body
The rear combination lamp (8) and the extension surface are provided at the lower end of a back door (32 ) that opens and closes (31).
In a rear structure of a vehicle body in which a notch (33 ) for avoiding (12) is formed, the side surface (1 ) having a camber is provided.
0) an imaginary plane that contacts the upper edge (22) and the lower edge (21)
(23) and a virtual region (24) having an arcuate cross section formed between the virtual surface (23) and the side surface ( 10) , along the vehicle width direction of the virtual region (24). The extension surface (1) is located at a height position where the width of the rear combination lamp (8) is equal to or greater than the width of the rear combination lamp (8) in the vehicle width direction.
2) and the extension surface (12) is provided in the virtual area (24) , while the rear bumper (5) is set.
An upright portion (7) is formed at the end of the rear bumper (5) so as to rise above the general portion of the rear bumper (5) .

That is, when the outer plate having the side surface and the extended surface is press-formed by an outer die and an inner die, the divided surfaces of the two dies are formed by the upper edge of the side surface having a camber. And the virtual surface in contact with the lower edge. At this time, the extension surface is set at a height position where the width of the virtual region is equal to or larger than the width of the rear combination lamp within the virtual region formed between the virtual surface and the side surface. Therefore, the length of the extension surface can be set to be equal to or larger than the width of the rear combination lamp. This makes it possible to integrally form the side surface forming the side portion of the vehicle body and the extension surface having a length equal to or greater than the width of the rear combination lamp. The upright portion formed on the rear bumper is provided below the extension surface moved to the height position.

Further, the rear structure of the vehicle body according to claim 2 of the present invention.
In the vehicle body above the end of the rear bumper (5),
The rear combination lamps (8) are spaced apart
And the rear bumper (5) and the rear combination
A side portion of the vehicle body is formed between the vehicle and the nation lamp (8).
Wraps around the side plate (10) of the outer plate (9) and extends
Is provided on the vehicle body while the extension surface (12) is provided.
Of the back door (32) that opens and closes the rear opening (31)
At the lower end, the rear combination lamp (8) and
A notch (33) is formed to avoid the extension surface (12).
The rear structure of the car body,
Borders the upper edge (22) and lower edge (21) of the side surface (10)
A virtual surface (23), and the virtual surface (23) and the side surface (1);
0), a virtual area (24) having an arcuate cross section formed between
Assuming that the virtual area (24)
The width dimension of the car of the rear combination lamp (8)
The extension surface at a height position that is equal to or greater than the width dimension in the width direction.
(12) is set, and the extension surface (12) is
The rear bumper is provided in the virtual area (24).
At the end of (5), above the general part of the rear bumper (5)
An upright portion (7) that rises toward the upper surface is formed, and the extension surface (1) is formed.
Inside 2), extending along said extension surface (12), and
Back pillars constituting the upper part of the back pillar (43)
Upper part (45) and the lower part of the back pillar (43)
Brakes for connecting the back pillar lower (46)
(47), and the end of the brace (47) is
The fixing surface (48) extending to the front side is attached to the extending surface (1).
2) The fixed surface (50) extending forward from the vehicle body
Wet welding and the inner pad
Flannel (41) and reinforce (42)
(47) to form a closed section.

That is, it has the side surface and the extending surface.
When press-molding the outer plate with the outer die and inner die
The divided surfaces of both molds, the side of the side having a camber
The virtual surface is set to be in contact with the upper edge and the lower edge. This and
Wherein the extending surface is formed between the virtual surface and the side surface.
In the virtual area to be set, the width of the virtual area is
Height position that is equal to or larger than the width of the combination lamp
Since the length dimension of the extension surface is set to
The width of the rear combination lamp must be greater than
Can be. As a result, the side surface forming the side of the vehicle body
And a length longer than the width of the rear combination lamp
It becomes possible to form integrally with the extension surface which has. And said
The lower part of the extension surface moved to the height position
The upright portion formed on the damper is provided.

Also, a shaker provided inside the extension surface is provided.
With the back pillar upper and back pillar lower.
Then, a back pillar is formed. Also, this brace
A fixed surface extending forward from the end of the brace toward the vehicle body,
The fixed surface extending forward from the extension surface to the vehicle body
Is fixed to the back pillar by welding.
You. Then, the brace is spot-welded to the extension surface.
The brace extends along the extension surface
Of the spot gun used for spot welding
Inadvertent interference with the extension surface is prevented.

[0012]

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing a vehicle 1 having a rear structure of a vehicle body according to the present embodiment, and shows a rear portion of the vehicle 1.

That is, a rear bumper 5 extends in the vehicle width direction along the lower edge at the rear part of the vehicle body of the vehicle 1,
At the end of the rear bumper 5, an upright portion 7 is formed which rises above the general portion 6 of the rear bumper 5. A rear combination lamp 8 is provided on a rear portion of the vehicle body of the vehicle 1 at a position separated upward from the upright portion 7 of the rear bumper 5, and a rear combination lamp 8 is provided between the upright portion 7 and the rear combination lamp 8. Is provided with an extension surface 12 extending from the side surface 10 of the outer plate 9 forming the vehicle body side portion to the vehicle body rear side via the curved portion 11 (see FIG. 6).

As shown in FIG. 2, the side surface 10 of the outer plate 9 is inclined toward the center I of the vehicle body from the lower edge 21 toward the upper edge 22 of the side surface 10, and the central portion is outward. It has a camber (warp) bulging toward O. Thereby, the lower edge 2 of the side surface 10 is formed.
Assuming a virtual surface 23 in contact with the upper edge 1 and the upper edge 22, a virtual region 24 having an arcuate cross section is formed between the virtual surface 23 and the side surface 10, and a vehicle width direction in the virtual region 24 is formed. Is configured to be maximum at an intermediate portion between the upper edge 22 and the lower edge 21.
The extension surface 12 is set in the virtual area 24 and at a height position H where the area width 25 is equal to or larger than the lamp width 26 in the vehicle width direction of the rear combination lamp 8 shown in FIG. The extension surface 12
And the rear combination lamp 8 provided above the extension surface 12 are set at a higher position than in the conventional arrangement.

As shown in FIG. 1, a back door 32 for opening and closing a rear opening 31 (see FIGS. 5 and 7) is provided at the rear of the vehicle 1.
2, the rear combination lamp 8,
A notch 33 that avoids the extending surface 12 and the upright portion 7 of the rear bumper 5 is formed. As a result, in a state where the back door 32 is closed, the back door 3 is closed.
2. The rear combination lamp 8, the extending surface 12 of the outer plate 9, and the upright portion 7 of the rear bumper 5 are configured to be substantially flush.

FIG. 3 is an exploded perspective view showing the side of the vehicle body.
1, a reinforcement 42, a pack pillar 43, and the outer plate 9 are shown. The back pillar 43 includes a pack pillar upper 45 constituting an upper part and a back pillar lower 46 constituting a lower part. As shown in FIG. 8, the back pillar upper 45 and the inner panel 41 are provided.
And the outer plate 9 form a back pillar 43 having a closed cross section,
As shown in FIG. 7, the back pillar 43 having a closed cross section is formed by the back pillar lower 64, the inner panel 41, and the reinforcement 42. The back pillar upper 45 and the back pillar lower 46 are connected to each other via a brace 47 as shown in FIG. As shown in FIG. 5, the brace 47 has a shape bulging toward the rear R of the vehicle body and is a member that is assembled in a state adjacent to the outer plate 9. A fixing surface 48 extending to the F side is formed. As shown in FIG. 6, the fixing surface 48 is spot-welded by a spot gun 49 to a fixed surface 50 extending from the end of the extending surface 12 of the outer plate 9 to the front F side of the vehicle body.

As shown in FIG. 7, the back pillar lower 46 has an opening 61 at a position facing the upright portion 7 of the rear bumper 5.
1, a one-way valve 62 is provided as shown by a broken line in FIG. The one-way valve 62 forms a discharge portion that discharges air in the passenger compartment, and a pressure in the passenger compartment caused by closing the door when the vehicle is used is established in the inner panel 41 as shown in FIG. The first through hole 63 and the second through holes 64 formed in the reinforcement 42 are configured to escape to the outside.

Further, between the reinforcement 42 and the inner panel 41, as shown in FIG. 8, a belt anchor reinforcement 71 is disposed above the combination lamp 8 (see FIG. 1). ), Reinforced. A belt anchor 72 is provided at a surface contact portion between the belt anchor reinforcement 71 and the inner panel 41.

In the embodiment having the above-described structure, the outer plate 9 having the side surface 10 and the extension surface 12 is
When press-molding with the outer mold and the inner mold, the divided surfaces of the two dies are separated from the upper edge 2 of the side surface 10 having the camber.
2 and the virtual surface 23 in contact with the lower edge 21. At this time, as shown in FIG. 2, the extension surface 12 is set within a virtual region 24 formed between the virtual surface 24 and the side surface 10 and has a region width 2 of the virtual region 24.
5 is set at a height position H that is equal to or greater than the lamp width 26 of the rear combination lamp 8, so that the length dimension of the extension surface 12 is
Can be set to a lamp width 26 or more. Thereby, it goes around from the side surface 10 of the outer panel 9 forming the vehicle body side portion, extends between the rear bumper 5 and the rear combination lamp 8, and has a length equal to or more than the lamp width 26 of the rear combination lamp 8. Set extension surface 1
2 can be integrally formed with the side surface 10. Therefore, the length of the extension surface 12 is set to be less than the lamp width 26 of the rear combination lamp 8, and the tip of the extension surface 12 is connected to the back pillar outside the back door 32, and the joint is formed at the rear of the vehicle body. The appearance quality is improved as compared with the conventional case in which the joint is exposed, and corrosion due to the exposure of the seam can be prevented.

On the other hand, as shown in FIG. 4, the brace 47 provided inside the extension surface 12 has a back pillar upper 45, a back pillar lower 46, and the inner panel 4 as shown in FIG.
1 and the reinforce 42, a back pillar 43 having a closed cross section is formed. As shown in FIG. 5, the fixed surface 48 of the brace 47 is fixed to the fixed surface 5 of the extension surface 12.
The extension surface 12 can be fixed to the back pillar 43 by spot welding to zero. Further, when the brace 47 is spot-welded to the extension surface 12, since the brace 47 is attached in a state close to the extension surface 12, as shown in FIG. Inadvertent interference of the gun 49 with the extension surface 12 can be prevented.
Thereby, a defect on the extension surface 12 due to the interference of the spot gun 49, specifically, the spot gun 4
Inconveniences such as dents of the extension surface 12 that occur when the abutment 9 contacts the extension surface 12 can be reliably prevented.

As shown in FIGS. 4 and 7, a one-way valve 62 is provided at a portion of the back pillar lower 46 facing the upright portion 5 of the rear bumper 5, as shown in FIGS. The opening of the one-way valve 62 can be concealed by the upright portion 7. For this reason, the appearance quality can be improved as compared with the case where the discharge portion opens to the side of the vehicle body. Also,
Since the exposure to the outside is prevented by the upright portion 7, it is possible to set the one-way valve 62 having a large opening, and to set the one-way valve 62 only at a portion where the one-way valve 62 faces the general portion 6 of the rear bumper 5. The one-way valve 62 having a larger opening can be provided as compared with the case in which the one-way valve 62 is provided.

[0023]

As described above, according to the first aspect of the present invention ,
In the rear structure of the vehicle body, it goes around from the side surface of the outer plate forming the side of the vehicle body, extends between the rear bumper and the rear combination lamp, and has a length not less than the width dimension of the rear combination lamp. Can be integrally formed with the side surface. Therefore,
The length of the extension surface is set to be less than the width of the rear combination lamp, and the tip of this extension surface is connected to the back pillar outside the back door, and the joint is exposed to the rear of the vehicle body. The appearance quality is improved in comparison. Further, corrosion due to exposure of the seam can be prevented.

Further, the rear structure of the vehicle body according to claim 2 of the present invention.
Even around the side of the skin that forms the side of the vehicle
Of the rear bumper and rear combination lamp
Between the rear combination run
The extension surface set to a length equal to or greater than the width of the
Can be integrally formed. Therefore, the length of the extension surface
Set to less than the width of the rear combination lamp
At the same time, the tip of this extension surface is outside the back door
It is connected to the back pillar and its seam is exposed
The appearance quality is improved as compared with the conventional case in which the light is emitted. Sa
Furthermore, it is also possible to prevent corrosion due to the exposure of the seam.
it can.

A back pillar is provided inside the extension surface.
Brace for connecting upper and back pillar lower
For beams, back pillar upper and back
Constructs a back pillar that is connected to the lower pillar
And the fixing surface of the brace,
By spot welding to the fixed surface of the extension surface,
The extension surface can be fixed to the back pillar.
Then, the brace is spot-welded to the extension surface.
In some cases, the brace extends along the extension surface.
From the above, the spot gun used for spot welding
Inadvertent interference with the extension surface can be prevented. this
The extension surface caused by the interference of the spot gun
Failure, specifically, the spot gun
Defects such as dents on the extension surface caused by contact
Can be prevented.

[0026]

[Brief description of the drawings]

FIG. 1 is an enlarged view of a main part showing an embodiment of the present invention.

FIG. 2 is a diagram showing an outer panel of the embodiment.

FIG. 3 is an exploded perspective view showing a rear portion of the vehicle body in the embodiment.

FIG. 4 is a sectional view taken along line AA of FIG. 1;

FIG. 5 is a sectional view taken along line BB of FIG. 1;

FIG. 6 is an explanatory diagram showing a state in which the brace of the embodiment is fixed to an outer plate.

FIG. 7 is a sectional view taken along line CC of FIG. 1;

FIG. 8 is a sectional view taken along line DD of FIG. 1;

FIG. 9 is an enlarged view of a main part showing a rear part of a conventional vehicle.

FIG. 10 is a sectional view taken along line EE of FIG. 9;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Vehicle 5 Rear bumper 6 General part 7 Standing part 8 Rear combination lamp 9 Outer plate 10 Side surface 12 Extension surface 21 Lower edge 22 Upper edge 23 Virtual surface 24 Virtual region 25 Region width 31 Rear opening 32 Back door 33 Notch 41 Inner Panel 42 Reinforce 43 Back pillar 45 Back pillar upper 46 Back pillar lower 47 Brace 48 Fixed surface 50 Fixed surface 62 One-way valve 49 Spot gun

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-8-2354 (JP, A) JP-A-9-58520 (JP, A) JP-A 57-69775 (JP, U) JP-A 1-58 91679 (JP, U) JP-A 7-35258 (JP, U) JP-A 62-106877 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B62D 25/08

Claims (2)

(57) [Claims] The body of the end portion upper 1. A rear bumper (5), together with the rear combination lamp (8) is arranged at a distance, and the rear bumper (5) and the rear combination lamp (8) during while the outer plate forming the vehicle body side portion (9) side surfaces extending extending crowded around integrally from (10) exit surface (12) of is disposed, a rear opening provided in the vehicle body ( Back door (3 ) that opens and closes 31)
2) At the lower end of the rear combination lamp
(8) and a notch (3 ) avoiding the extension surface (12).
A virtual surface (23) in contact with the upper edge (22) and the lower edge (21) of the side surface ( 10) having a camber, and the virtual surface;
When assuming a virtual region (24) having an arcuate cross-section formed between (23) and the side surface (10) , the virtual region (2)
The extension surface (12) is set at a height position where the width dimension along the vehicle width direction of 4) is equal to or greater than the width dimension of the rear combination lamp (8) in the vehicle width direction,
The extension surface (12) is provided in the virtual area (24) , and the rear bumper (5) is attached to an end of the rear bumper (5).
A rear structure of a vehicle body, wherein an upright portion (7) that rises upward from the general portion of (5) is formed. (2)Vehicle body above the end of the rear bumper (5)
Rear combination lamp (8)
And the rear bumper (5) and the rear
Between the combination lamp (8) and the side of the vehicle
Around the side plate (10) of the outer plate (9)
An extension surface (12) is provided on the vehicle body while extending the extension surface (12).
Back door (3) that opens and closes the rear opening (31)
2) At the lower end of the rear combination lamp
(8) and a notch (3) avoiding the extension surface (12).
In the rear structure of the vehicle body in which 3) is formed, An upper edge (22) of the side surface (10) having a camber;
Plane (23) contacting the lower and lower edges (21), and the virtual plane
Sectional bow formed between (23) and said side (10)
Assuming a virtual region (24) having a shape, the virtual region (2)
4) The width dimension along the vehicle width direction is the rear combination
Of the lamp (8) in the vehicle width direction.
And the extension surface (12) is set at a height position
Providing the extension surface (12) in the virtual area (24);
The end of the rear bumper (5) In the part, the rear bumper
Forming a standing part (7) that rises above the general part of (5)
And The extension surface(12)Inside the extension surface(12)Along
ExtendAndBack pillar(43)Make up the top of
Back pillar upper(45)And the back pillar
(43)Back pillar lower that constitutes the lower part of(46)When
Brace to connect(47)The brace(4
7)Fixed surface extending forward from the end of the vehicle(48)
The extension surface(12)The solidification that extends further to the front of the vehicle
Fixed surface(50)To spot weldingAlong with Inner panel (41) and rainbow
Force (42) is connected with the brace (47) and closed.
Formed a cross section The rear structure of the vehicle body, characterized in that: