JPH0891246A - Outer surface structure in automobile body rear section - Google Patents

Abstract

PURPOSE: To improve the appearance of a body rear section, simplify the constitution of the body rear section even if its appearance is improved and also facilitate its forming operations. CONSTITUTION: A quarter outer panel 7 is composed of an outer panel main body 11, and of a first flange 12. An extension panel 9 is composed of an extension panel main body 16, and of a second flange 17. The respective extended end sides of the first and second flanges 12 and 17 are joined in a from of joined hands so as to be spot-welded S. The midway section 12c or 17c in the width direction of at least either one of the first flange 12 or the second flange 17 is so bent that a groove 24 is thereby formed between the respective base sections 12b and 17b of the aforesaid first and second flanges 12 and 17. The upper end of the groove 24 is made to roughly coincide with the lower end of a gap between the rear end periphery of the outer panel main body 11 and the forward end periphery of the outer surface of a rear combination lamp 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer surface structure of a vehicle body rear portion including a quarter outer panel, an extension panel, and a rear combination lamp.

[0002]

2. Description of the Related Art The outer surface structure of the rear part of the vehicle body is
Conventionally, there is one disclosed in Japanese Utility Model Laid-Open No. 61-107690.

According to this, the outer wall of the rear portion of the vehicle body is composed of the quarter outer panel and the extension panel positioned so as to be adjacent to the rear of the lower rear end edge of the quarter outer panel. The quarter outer panel is an outer panel body forming an outer surface of the outer wall,
The extension panel includes an extension panel body that forms an outer surface of the outer wall, and a first flange that extends from the lower rear edge of the outer panel body toward the vehicle compartment. And a second flange extending from the front end edge toward the vehicle compartment side of the same as above. On the other hand, a rear combination lamp is arranged above the extension panel and behind the quarter outer panel.

The first and second flanges are overlapped with each other in the thickness direction of the outer wall of the rear portion of the vehicle body,
They are joined together by spot welding, which
The quarter outer panel and the extension panel are joined together.

[0005]

By the way, according to the above-mentioned conventional structure, the first and second flanges are overlapped with each other in the thickness direction of the outer wall of the rear part of the vehicle body. Since the indentation can be easily seen from the outside of the vehicle, there is a problem that the appearance of the rear part of the vehicle body is deteriorated.

Therefore, a body sealer is applied so as to cover the indentation, but this causes a problem that the number of parts increases, the structure of the rear part of the vehicle body becomes complicated, and the molding work becomes complicated.

Further, as described above, when the first and second flanges are spot-welded, heat is generated in the outer panel body and the extension panel body, which may also deteriorate the appearance of the rear part of the vehicle body.

Moreover, since the above-mentioned rear part of the vehicle body is composed of many parts such as the quarter outer panel, the extension panel and the rear combination lamp, these are visually arranged as a whole and the rear part of the vehicle body looks good. Is also desired to be improved.

[0009]

SUMMARY OF THE INVENTION The present invention has been made by paying attention to the above circumstances, and the appearance of the rear part of the vehicle body is made so that the indentation of spot welding for connecting the quarter outer panel and the extension panel cannot be seen from the outside of the vehicle. It is an object of the present invention to improve the structure of the vehicle body, and even in such a case, the structure of the rear part of the vehicle body is not complicated and the molding operation thereof can be facilitated.

Another object of the present invention is to prevent the appearance of the rear part of the vehicle body from being deteriorated by the distortion caused by the heat of the spot welding, and to further improve the appearance of the rear part of the vehicle body.

[0011]

In order to achieve the above object, the outer surface structure of the rear part of the vehicle body of the present invention is such that an outer wall 3 of the rear part 1 of the vehicle body is a quarter outer panel 7 and a lower rear edge of the quarter outer panel 7. And an outer panel body 11 that forms the outer surface of the outer wall 3 and an outer panel body 11 that is formed of an extension panel 9 that is adjacent to the rear side of the outer panel body 11.
The extension panel 9 is formed of a first flange 12 extending from the lower rear edge toward the passenger compartment 2 side, and the extension panel 9 forms an outer surface of the outer wall 3, and an extension panel body 16 and Body 1
6 and a second flange 17 extending from the front edge toward the vehicle compartment 2 side, and a rear combination lamp 20 is provided above the extension panel 9 and behind the quarter outer panel 7. In this case, the extension end sides of the first and second flanges 12 and 17 are joined to each other in a butt shape and spot welding S is performed, and the width of at least one of the first and second flanges 12 and 17 is obtained. The midway portions 12c and 17c are bent to form a groove 24 extending vertically between the base portions 12b and 17b of the first and second flanges 12 and 17, respectively, and the rear end edge of the outer panel body 11 and the rear combination lamp. 20
At the lower end of the gap 25 between the outer surface of the groove and the front edge, the groove 2
The upper end of 4 is almost matched.

[0012]

[Operation] The operation of the above configuration is as follows.

The quarter outer panel 7 includes an outer panel body 11 forming the outer surface of the outer wall 3 of the vehicle body rear portion 1, and a first flange 12 extending from the lower rear end edge of the outer panel body 11 toward the passenger compartment 2 side. On the other hand, the extension panel 9 includes an extension panel body 16 that forms the outer surface of the outer wall 3, and a second flange 17 that extends from the front end edge of the extension panel body 16 toward the vehicle compartment 2 side. And the rear combination lamp 20 is arranged above the extension panel 9 and behind the quarter outer panel 7, the first and second flanges 12, 1
Each of the extended end sides of 7 is joined to each other in a butt shape and spot welded S.

Therefore, the first and second flanges 12,
The spot welding S 17 is located closer to the vehicle compartment 2 than the outer panel body 11 and the extension panel body 16 and is covered from the vehicle exterior side by the outer panel body 11 and the extension panel body 16.

Therefore, even if the first flange 12 and the second flange 17 are joined by spot welding S, the indentation is prevented from being visible from the outside of the vehicle.

Further, in order to improve the appearance of the rear part 1 of the vehicle body, conventionally, a body sealer was applied to the indentations, but such a body sealer and its application work are unnecessary.

The first and second flanges 12 and 17 are also provided.
At least one of the widthwise intermediate portions 12c, 17
By bending c, a groove 24 is formed between the base portions 12b and 17b of the first and second flanges 12 and 17, respectively.

Therefore, the bending of the intermediate portions 12c and 17c of the first flange 12 and the second flange 17 increases the section modulus of this portion and improves the strength.

Therefore, the above-mentioned first and second flanges 1
Spot welding S on the extension end sides 12a and 17a of 2, 17
The outer panel body 11 and the extension panel body 16 are distorted by the heat of
It is prevented by 17c.

Moreover, the upper end of the groove 24 is substantially aligned with the lower end of the gap 25 between the rear edge of the outer panel body 11 and the front edge of the outer surface of the rear combination lamp 20.

Therefore, since the groove 24 and the gap 25 form a single continuous line in the vertical direction, the quarter outer panel 7, the extension panel 9, and the rear combination lamp 20 are formed by the groove 24 and the gap 25. A visually cohesive arrangement will be obtained.

[0022]

Embodiments of the present invention will be described below with reference to the drawings.

In FIGS. 1 and 2, reference numeral 1 indicates the rear part of the vehicle body, and arrow Fr indicates the front of the vehicle. The right and left described below means the vehicle width direction toward the front.

The interior of the rear portion 1 of the vehicle body is a passenger compartment 2. The vehicle body rear portion 1 has an outer wall 3 made of sheet metal on each of the left and right side portions thereof. A door opening 4 is formed on the rear surface of the vehicle body rear portion 1, and a back door 5 for opening and closing the door opening 4 is provided. 6 is a wheel and 10 is a bumper.

The outer wall 3 includes a quarter outer panel 7 located on the outer surface of the outer wall 3, a quarter inner panel 8 located so as to face the quarter outer panel 7 at a slight distance, and the quarter outer panel 7 and the quarter outer panel 7. The inner panel 8 is composed of an extension panel 9 positioned so as to be adjacent to the rear of the rear edge of each lower portion.

The quarter outer panel 7 is composed of an outer panel body 11 forming the outer surface of the outer wall 3 and a first flange 12 extending from the lower rear edge of the outer panel body 11 toward the passenger compartment 2. Has been done. Also,
The quarter inner panel 8 includes an inner panel body 13 that forms an inner surface of the outer wall 3 on the vehicle compartment 2 side, and a third inner panel body 13 that extends from the rear end edge of the inner panel body 13 toward the vehicle exterior.
And the flange 14. Further, the extension panel 9 includes the extension panel body 16 forming the outer surface of the outer wall 3, and the second flange 17 extending from the front end edge of the extension panel body 16 toward the vehicle compartment 2 side. Fourth extending from the rear edge of the panel body 16 toward the vehicle compartment 2 side
And a flange 18.

The extending end sides 12a and 17a of the first and second flanges 12 and 17 are joined to each other in a front-rear direction so as to form a spot weld, and this is spot welded S.
Further, the third and fourth flanges 14 and 18 are joined to each other from the left and right in a worship manner, and this is spot welded S. Then, the quarter outer panel 7, the quarter inner panel 8, and the extension panel 9 are firmly joined to each other by the spot welding S. In addition, the third and fourth flanges 1 described above
An opening trim 19 is externally fitted to and attached to the joint portions of 4 and 18, and the inner surface of the back door 5 with the door opening 4 closed is pressed against and sealed to the opening trim 19.

In the above case, the first and second flanges 1 are
The spot welds S 2 and 17 are located closer to the vehicle compartment 2 than the outer panel body 11 and the extension panel body 16 and are covered from the vehicle exterior by the outer panel body 11 and the extension panel body 16.

Therefore, even if the first flange 12 and the second flange 17 are joined by spot welding S, the indentation is prevented from being visible from the outside of the vehicle.

A rear combination lamp 20 is arranged adjacent to the upper side of the extension panel 9 and adjacent to the rear side of the second flange 17. This rear combination lamp 20
Is a resin-made transparent housing 21 that constitutes the outer shell.
And a light 22 housed in the housing 21, and the housing 21 is supported across the first flange 12 of the quarter outer panel 7 and the extension panel 9.

The outer surfaces of the outer panel main body 11, the extension panel main body 16 and the rear combination lamp 20 at the connecting portions are substantially flush with each other, whereby the outer surface of the vehicle body rear portion 1 has a smooth curved surface as a whole. As a result, the appearance of the rear part 1 of the vehicle body is improved.

A midway portion 12c of the first flange 12 in the width direction (horizontal direction) is bent to form a groove 24 between the base portions 12b and 17b of the first and second flanges 12 and 17, respectively. By this bending, the section modulus of this portion is increased and the strength is improved. In addition, the groove 2
Reference numeral 4 extends in the vertical direction, and extends substantially vertically and linearly in a side view.

A gap 25 is formed between the rear edge of the upper part of the outer panel body 11 and the front edge of the outer surface of the housing 21 of the rear combination lamp 20.
This gap 25 also extends in the vertical direction and is substantially vertical in a side view,
And it extends straight.

The upper end of the groove 24 is substantially aligned with the lower end of the gap 25 in the front-rear direction. In this case, the groove 24
The width dimension W of the gap 25 and the gap 25 are substantially the same, and the groove 24 and the gap 25 are substantially straight.

Due to the groove 24 and the gap 25, the quarter outer panel 7, the extension panel 9 and the rear combination lamp 20 are arranged in a visually organized manner.

FIG. 3 shows another embodiment of the groove 24.

According to this, the first and second flanges 12,
Each of the midway portions 12c and 17c of 17 are bent together,
The groove 24 is formed.

As shown by the alternate long and short dash line in the figure, the groove 24 may be formed by bending only the middle portion 17c of the second flange 17.

Since other constructions and operations are the same as those of the above-mentioned embodiment, common reference numerals are given to the drawings and the explanation thereof will be omitted.

[0040]

According to the present invention, the quarter outer panel forms the outer panel body forming the outer surface of the outer side wall of the rear part of the vehicle body, and the first flange extending from the lower rear edge of the outer panel body toward the passenger compartment. And an extension panel body forming the outer surface of the outer wall, and a second extension extending from the front edge of the extension panel body toward the vehicle compartment side.
When a rear combination lamp is provided above the extension panel and behind the quarter outer panel, the extension end sides of the first and second flanges are aligned with each other. Joined and spot welded.

Therefore, the spot welding of the first and second flanges is located closer to the passenger compartment than the outer panel body and the extension panel body, and is covered from the vehicle exterior by the outer panel body and the extension panel body.

Therefore, even if the first flange and the second flange are joined by spot welding, the indentation is prevented from being seen from the outside of the vehicle, and the appearance of the rear part of the vehicle body is improved.

Further, in order to improve the appearance of the rear portion of the vehicle body, conventionally, a body sealer was applied to the indentation. However, since such a body sealer and the application work thereof are unnecessary, the appearance of the rear portion of the vehicle body is improved. The improvement can be achieved with a simple structure, and the molding work of the rear part of the vehicle body becomes easy.

Further, a widthwise midway portion of at least one of the first and second flanges is bent to form a groove between the base portions of the first and second flanges.

Therefore, by bending the middle part of the first flange and the second flange, the section modulus of this part becomes large and the strength is improved.

Therefore, it is possible to prevent the outer panel main body and the extension panel main body from being distorted by the heat of the spot welding on the respective extended end sides of the first and second flanges by the midway portion. The appearance of the rear part is improved.

Moreover, the upper end of the groove is substantially aligned with the lower end of the gap between the rear edge of the outer panel body and the front edge of the outer surface of the rear combination lamp.

Therefore, since the groove and the gap form a single continuous line in the vertical direction, the quarter outer panel, extension panel,
Also, the rear combination lamps can be visually arranged.

Therefore, also in this respect, the appearance of the rear part of the vehicle body is improved.

[Brief description of drawings]

1 is a cross-sectional view taken along the line 1-1 of FIG.

FIG. 2 is a perspective view of a rear portion of a vehicle body.

FIG. 3 is a view showing another embodiment and is a view corresponding to a part of FIG. 1.

[Explanation of symbols]

 1 Rear part of vehicle body 2 Vehicle compartment 3 Outer wall 7 Quarter outer panel 8 Quarter inner panel 9 Extension panel 11 Outer panel body 12 First flange 12a, 17a Extension end side 12b, 17b Base portion 12c, 17c Midway portion 16 Extension panel body 17 Second flange 20 Rear combination lamp 21 Housing 24 Groove 25 Gap S Spot welding

Claims (1)

[Claims] 1. An outer wall of a rear portion of a vehicle body is constituted by a quarter outer panel and an extension panel positioned adjacent to and behind a lower rear end edge of the quarter outer panel, and the quarter outer panel is provided with an outer surface of the outer wall. An outer panel body to be formed and a first flange extending from the lower rear end edge of the outer panel body toward the vehicle compartment side, while the extension panel is an extension panel body forming an outer surface of the outer wall. A vehicle having a second flange extending from the front edge of the extension panel body toward the vehicle compartment side of the same as above, and having a rear combination lamp above the extension panel and behind the quarter outer panel. In the outer surface structure of the vehicle body rear part, the first and second flanges The extension ends are joined to each other in a worshiping manner and spot-welded, and the widthwise midway portion of at least one of the first and second flanges is bent and the same as above and below between the base portions of the first and second flanges. An outer surface of the rear part of the vehicle body in which a groove extending in the direction is formed, and the upper end of the groove is substantially aligned with the lower end of the gap between the rear edge of the outer panel body and the front edge of the outer surface of the rear combination lamp. Construction.