JP2000103302A - Bumper attaching structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bumper attaching structure wherein a rear bumper attaching part and a car body side attaching part are easily aligned when a rear bumper is attached. SOLUTION: A protruded piece 8 provided in a rear bumper is integrally formed in the backside of a rear bumper 2, and protruded toward the front of a car body. The protruded piece 8 has a flat plate-like substrate 23, the substrate 23 has a lower attaching hole part 10 formed in its tip side to insert a clip for attaching, and a drain oblong hole 24 is formed in its center part. In both sides of the substrate 23, reinforcing flanges 25 and 26 are erected, an extended part 27 of tongue piece-form is inclined from the substrate 23 such that its tip part is downward, its width is narrower than that of the substrate 23, and a plate thickness is thinner than the substrate 23 to provide flexibility.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a bumper of an automobile, which can easily be mounted on a vehicle body.

[0002]

2. Description of the Related Art FIG. 6 shows a rear bumper 2 attached to a rear portion of a vehicle body 1. 3 on the upper edge of the rear bumper 2
Upper mounting holes 3 to 5 are provided at two locations, two side mounting holes 6 and 7 are provided at both sides, and lower mounting holes are provided at two lower projecting pieces 8 and 9. Parts 10 and 11 are perforated. FIG. 7 shows a cross-sectional structure of the upper mounting hole 4 in a state where the rear bumper 2 is mounted on the vehicle body 1. The upper mounting hole 4 is provided at a lower portion of the rear door opening 12 on the vehicle body side. Attached to panel 14. That is, the bolt 15 is attached to the rear skirt panel 14.
Is provided, and a nut 16 is welded to the indoor side of the hole. On the other hand, the rear bumper 2 is provided with an upper edge portion standing upright and an upper mounting hole portion 4 provided therein. The upper mounting hole 4 of the rear bumper 2 is fixed by the bolt 15 and the nut 16. The same applies to the mounting holes 3 and 5.

FIG. 8 shows a sectional structure of the side mounting hole 6 in a state where the rear bumper 2 is mounted on the vehicle body 1, and the side mounting hole 6 is mounted on a lower portion of the side body outer panel 17 of the vehicle body 1. As shown in the figure, a lower portion of the side body outer panel 17 is provided with a mounting bottom portion 18 that is directed substantially horizontally inside the vehicle body, and a hole through which the clip 22 penetrates is formed therein. On the other hand, a surface is provided on the rear surface side of the rear bumper 2 so as to face the mounting bottom portion 18, and the side mounting holes 6 are provided on the surface. In this manner, the clips 22 fix the side mounting holes 6 to the mounting bottom 18 at both ends of the rear bumper 2.

FIG. 9 shows a cross-sectional structure of a protruding piece 8 provided with a lower mounting hole 10 in a state where the rear bumper 2 is mounted on the vehicle body 1, and the lower mounting hole 10 is formed on a rear combination outer panel 19 of the vehicle body 1. It is attached to the attachment flange piece 20 provided at the lower part. The mounting flange piece 20 projects substantially horizontally from the lower part of the rear combination outer panel 19 to the rear side of the vehicle body, and has a hole through which the clip 22 penetrates. The protruding piece 8 of the rear bumper 2 protrudes forward and horizontally in the vehicle body so as to face the mounting flange piece 20. In the rear bumper 2, the projecting piece 8 is overlapped with the lower part of the mounting flange piece 20, and the lower mounting hole 1 is formed.
0 is fixed to the mounting flange piece 20 by the clip 22.

[0005]

Among the mounting holes of the rear bumper 2, the lower mounting hole 10 cannot be provided at the lower end of the rear bumper 2 due to the structure of the rear comber outer panel. A bracket-shaped object must be provided in the middle part of the back of the design that is not visible.
In this case, as shown in FIGS. 9 and 10, when the protruding piece 8 is superimposed on the mounting flange piece 20 of the rear comber outer panel 19 and mounted, the protruding piece 8 is not visible when the rear bumper 2 is assembled. Therefore, the projecting piece 8 is
As shown by the imaginary line, there is a possibility that the mounting flange piece 20 is overlaid on the mounting flange piece 20.

[0006] The clip 22 of the lower mounting hole 10 is stopped by
Since the rear bumper 2 is the last to be assembled, if the overlapping of the protruding piece 8 and the mounting flange piece 20 is reversed, the mounting of the rear bumper 2 becomes defective. For this reason, the upper mounting holes 3 to 5 and the side mounting holes 6, 7 must be removed and the rear bumper 2 must be reassembled, greatly reducing the work efficiency. The present invention has been made in view of such circumstances, and an object of the present invention is to provide a mounting structure of a rear bumper that matches a mounting portion of the rear bumper with a mounting portion on the vehicle body side when mounting the rear bumper.

[0007]

In order to achieve the above object, a bumper mounting structure according to the present invention is provided with a projecting piece extending toward the vehicle body on the back surface of the bumper. In the mounting structure of the bumper for mounting the bumper on the vehicle body by overlapping and fixing the mounting portion,
At the tip of the projecting piece of the bumper, an extension is provided to guide the projecting piece to the mounting part on the vehicle body side, and the tip of the extending part is inclined so as to enter one of the upper and lower parts of the mounting part. ing. Further, the bumper mounting structure of the present invention provides a bumper for mounting the bumper on a vehicle body by providing a projecting piece extending toward the vehicle body on the back surface of the bumper, and overlapping and fixing the projecting piece to a mounting portion on the vehicle body side. In the mounting structure, flanges are erected on both sides of the protruding piece, and a guide portion for guiding the protruding piece to the vehicle body-side mounting portion is provided at a distal end portion of the flange, and the distal end side of the guide portion is protruded from the protruding piece. Is inclined outward in the width direction.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A mounting structure of a bumper according to an embodiment of the present invention will be described below with reference to the drawings. Note that the same components as those in the related art will be described with the same reference numerals. FIG. 1 shows a rear surface of a rear bumper 2 according to the present invention. The rear bumper 2 is molded from a hard and elastic synthetic resin. The upper edge of the rear bumper 2 is provided with three upper mounting holes 3 to 5, and two side mounting holes are provided on both sides. Holes 6 and 7 are provided, and these structures are the same as the structure of the rear bumper 2 described in the conventional example. The rear bumper 2 of the present embodiment is
Only the structure of the two protruding pieces 8, 9 provided in the middle stage differs from the above-described conventional example.

FIG. 2 shows the shape of the protruding piece 8 provided on the rear bumper 2. The protruding piece 8 is integrally formed on the rear surface of the rear bumper 2, and as a whole, protrudes forward of the vehicle body as shown in FIG. The protruding piece 8 is provided with a flat board 23, a lower mounting hole 10 for inserting the clip 22 is formed in the front end of the board 23, and a long hole 24 for drainage is formed in the center. ing. On both sides of the substrate 23, reinforcing flanges 25 and 26 are erected, and on the tip of the protruding piece 8,
A tongue-shaped extension 27 is provided. The extension 27 is the substrate 2
3, the tip is inclined downward so that the width thereof is smaller than that of the substrate 23 and the thickness thereof is smaller than that of the substrate 23, thereby providing flexibility. As shown in FIG. 3, when the rear bumper 2 is mounted on the vehicle body 1, the protruding pieces 8 are mounted on the lower surface of the mounting flange piece 20 provided at the lower part of the rear comber outer panel 19 in a superimposed manner.

At the time of assembling the rear bumper 2, the extension 27 of the projecting piece 8 is directed downward, so that the projecting piece 8 enters the lower part of the mounting flange piece 20 and is guided by the extension 27, so that the projecting piece 8 can be reliably mounted. The projecting piece 8 is superimposed on the mounting flange piece 20, and the projecting piece 8 is fixed to the mounting flange piece 20 by the clip 22. Therefore, even if the projecting piece 8 is not visible during the assembling work, the positional displacement in the vertical direction is corrected,
It is possible to prevent misassembly. Also, the extension 27
Is made flexible, it can be forcibly removed at the time of molding, and the mold structure can be simplified.

Although the embodiments of the present invention have been described above, the present invention is, of course, not limited thereto, and various modifications and changes can be made based on the technical concept of the present invention. For example, when the projecting piece 8 is superimposed on the upper surface of the mounting flange piece 20, as shown in FIG. 4, the extending part 27 may be inclined upward from the tip of the projecting piece 8. Further, in the above embodiment, the vertical displacement is corrected. However, as shown in FIG. 5, the guide portions 28, the distal ends of the flanges 25, 26 of the projecting piece 8 are extended.
29 may be opened outward so as to be fitted to the mounting flange piece 20 on the vehicle body side to correct lateral displacement. Although the extension 27 is omitted in FIG. 5, it may be used in combination. Furthermore, although the description has been given using the rear bumper 2, the present invention is also applicable to a front bumper.

[0012]

As described above, according to the bumper mounting structure of the present invention, the projecting piece extending toward the vehicle body is provided on the back surface of the bumper, and the projecting piece is fixed on the mounting portion on the vehicle body side. Thus, in the bumper mounting structure for mounting the bumper to the vehicle body, an extending portion is provided at a tip of the projecting piece of the bumper to guide the projecting piece to the mounting portion on the vehicle body side, and the tip of the extending portion is provided. Is inclined so as to be inserted into any one of the upper and lower portions of the mounting portion, so that a vertical displacement can be corrected when the bumper is mounted. Further, according to the bumper mounting structure of the present invention, the bumper is mounted on the vehicle body by providing a projecting piece extending toward the vehicle body on the back surface of the bumper and overlapping and fixing the projecting piece to the mounting portion on the vehicle body side. In the mounting structure of the bumper, flanges are erected on both sides of the protruding piece, and a guide portion for guiding the protruding piece to the vehicle body-side mounting portion is provided at a front end portion of the flange, and a front end side of the guide portion is provided. Since the projecting piece is inclined outward in the width direction, the displacement in the width direction can be corrected when the bumper is attached.

[Brief description of the drawings]

FIG. 1 is a rear view of a rear bumper of a bumper mounting structure according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a projecting piece formed on a rear surface of the rear bumper of FIG.

FIG. 3 is a sectional view showing a state in which a protruding piece of the rear bumper of FIG. 1 is attached to a rear comber outer panel.

FIG. 4 is a sectional view of a bumper mounting structure according to a modification of the present invention.

FIG. 5 is a perspective view of a bumper mounting structure according to another modification of the present invention.

FIG. 6 is a perspective view showing a rear portion of the vehicle to which a rear bumper is attached.

FIG. 7 is a cross-sectional view showing a mounting structure of an upper mounting hole of a conventional (and the present embodiment) rear bumper.

FIG. 8 is a cross-sectional view showing a mounting structure of a side mounting hole of a conventional (and the present embodiment) rear bumper.

FIG. 9 is a cross-sectional view showing a mounting structure of a lower mounting hole of a conventional rear bumper.

FIG. 10 is a perspective view showing a mounting structure of a lower mounting hole of a conventional rear bumper before assembling.

[Description of Signs] 2 Rear bumper 8, 9 Projecting piece 10, 11 Lower mounting hole 19 Rear comber outer panel 20 Mounting flange piece 22 Clip 23 Board 25, 26 Flange 27 Extension

Claims (3)

[Claims] 1. A bumper mounting structure for mounting the bumper to a vehicle body by providing a projecting piece extending toward the vehicle body on the back surface of the bumper and overlapping and fixing the projecting piece to a mounting portion on the vehicle body side. At the tip of the projecting piece of the bumper, an extending part for guiding the projecting piece to the mounting part on the vehicle body side was provided, and the tip of the extending part was inclined so as to enter one of the upper and lower parts of the aforementioned mounting part. A mounting structure for a bumper, characterized in that: 2. The extension according to claim 1, wherein the width of the extension is smaller than that of the protruding piece, and the thickness of the extension is thinner toward the tip. Mounting structure for bumpers. 3. A bumper mounting structure for mounting the bumper on a vehicle body by providing a projecting piece extending toward the vehicle body on the back surface of the bumper and overlapping the projecting piece on a mounting portion on the vehicle body side. A flange is erected on both sides of the protruding piece, and a guide portion for guiding the protruding piece to the vehicle-side mounting portion is provided at a distal end portion of the flange, and the distal end side of the guide portion is located outward in the width direction of the protruding piece. The mounting structure of the bumper characterized by being inclined.