JP2003175786A - Mounting structure for vehicle grill - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting structure for a vehicle grill which can surely fix the grill to the car body side with preventing looseness of the grill and can prevent damage of an elastic piece having an engagement claw. <P>SOLUTION: In this mounting structure for the vehicle grill in which the elastic piece 5 is arranged projecting downward to a lower face flange 4a of a front grill 1 and the engagement claw 7 is formed at the tip end of the elastic piece 5, while an engagement hole 6 is provided at a front bumper 2, the engagement claw 7 of the elastic piece 5 is engaged with the engagement hole 6 and the upper end of the front grill 1 is engaged with the car body side by a locking means so that the front grill 1 is mounted on the car body side, a butting rib 8 projecting downward from the lower face flange 4a of the front grill 1 is arranged with an interval from the elastic piece 5 on the both sides in the vehicle width direction of the elastic piece 5, and a width n of the butting rib 8 in the vehicle front and rear direction is formed almost the same as a width p of the engagement hole 6 in the same direction. <P>COPYRIGHT: (C)2003,JPO

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 grill for a vehicle which is mounted on a front portion of an automobile or the like.

[0002]

2. Description of the Related Art As shown in FIG. 6, a front grill 51 of a synthetic resin molded part having an air intake 51a for cooling a condenser (or a radiator) in an engine room is arranged on the front surface of a conventional automobile. It is set up. Therefore, as shown in FIG.
As shown in FIG. 7 and FIG. 7, a pair of left and right mounting pieces 53 extending upward and having insertion holes 52 are provided, and a pair of left and right pins 54 extending downward are provided on the lower surface of the front grill 51 so as to project therefrom. There is. A pair of left and right engaging holes 56 are formed in the upper surface of the front bumper 55 so as to correspond to the pins 54. The vehicle body panel is provided with an engagement hole (not shown) corresponding to the insertion hole 52.

In such a front grill 51 as shown in FIG. 6, the pin 54 is inserted from the upper side to the lower side in the engaging hole 56 of the front bumper 55, and a clip (not shown) or the like is inserted into the mounting hole 52 of the mounting piece 53. Also, the front bumper 55 and the vehicle body panel (not shown) are attached to the front bumper 55 and the vehicle body panel (not shown) by being inserted and fixed in engagement holes (not shown) of the vehicle body panel.

[0004]

However, in the above-described conventional mounting structure for the front grill 51, the pin 54 is used.
Just insert the into the engagement hole 56 of the front bumper 55,
Since the lower side of the front grille 51 is fixed, there is a problem that after the attachment to the vehicle body side, the front grille 51 may be rattled in the vertical direction (the direction of arrow a in FIG. 7) due to the deflection or the like. . Therefore, in the conventional example, as shown in FIG.
Is provided on the lower surface of the front grill 51, and an attachment structure of the front grill 51 is provided in which the engaging claws 58 are engaged with and fixed to the engaging holes 56 of the front bumper 55. However, in this mounting structure, the dimension L of the engagement hole 56 is also taken into consideration in consideration of the bending width of the engagement claw 58 when the engagement hole 56 is inserted.
Therefore, after mounting the front grill 51, a gap m between the engaging claw 58 and the engaging hole 56 is required.
Sometimes occurs, causing rattling in the vehicle front-rear direction (arrow b direction).

The present invention has been made in view of such an actual situation, and an object thereof is to prevent the rattling of the grill and to surely fix the grill to the vehicle body side, and to prevent the elastic piece having the engaging claw from being damaged. An object of the present invention is to provide a mounting structure for a vehicle grill that can be prevented.

[0006]

In order to solve the above-mentioned problems of the prior art, in the present invention, an elastic piece protruding downward is provided on the lower surface of the grill, and the tip of the elastic piece is provided. While forming the engaging claw, an engaging hole is provided on the vehicle body side of the bumper or the vehicle body panel, the engaging claw of the elastic piece is engaged with the engaging hole, and the upper end portion of the grill is locked by a locking means. In a vehicle grill mounting structure in which the grill is mounted on the vehicle body side by being attached to the vehicle body side, the elastic pieces project downward from the lower surface of the grill on both sides in the vehicle width direction. The abutting ribs are arranged at intervals from the elastic piece, and the width of the abutting rib in the vehicle front-rear direction is formed to be substantially the same as the engaging hole. Further, in the present invention, the engaging claw of the elastic piece is arranged toward the front side of the vehicle, and the peripheral edge portion of the vehicle body side engaging hole is sandwiched between the lower surface of the grill and the engaging claw. I am trying. In the present invention, a wedge-shaped inclined surface is formed at the tip of the abutting rib.

Further, in the present invention, a convex portion is provided on the outer surface of the abutment rib. Further, in the present invention, a wedge-shaped inclined surface is formed at the tip of the convex portion. Further, in the present invention, a vertical wall portion is formed on the vehicle body side in which one of the front and rear peripheral portions of the engaging hole is obliquely cut out, and an extension portion extending in the front and rear direction of the vehicle is formed on the lower surface of the grill. Then, the tip of the extension portion is configured to abut the vertical wall portion on the vehicle body side.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will now be described in detail based on the illustrated embodiments.

1 to 4 show an embodiment of a mounting structure for a vehicle grill according to the present invention. The front grille 1 of the automobile in the figure is on the front side of the front body,
It is disposed above the front bumper 2 along the vehicle width direction, and is integrally formed in a rectangular shape in front view using a synthetic resin material. That is, the front grill 1 is provided with an air intake port 3 provided in an intermediate portion for cooling the condenser (or radiator) in the engine room, and its peripheral portion is directed toward the back surface side (front body side). A flange 4 is formed that is bent at a substantially right angle.

The lower surface flange 4a of the front grill 1
As shown in FIGS. 1 and 2, the left and right sides of the vehicle are formed to have a slightly larger width in the vehicle front-rear direction than other portions, and are formed in a wide shape. The elastic piece 5 is provided. As shown in FIGS. 1 to 4, an upper and lower intermediate portion of the elastic piece 5 is an engaging surface 5a which comes into contact with an inner peripheral surface of an engaging hole 6 formed in the upper surface of the front bumper 2 and a tip portion thereof. An engaging claw 7 that engages with the engaging hole 6 of the front bumper 2 is formed on the. The engagement claw 7 is arranged so as to project toward the front side of the vehicle, and is provided on the lower surface flange 4 of the front grill 1.
The peripheral portion of the engagement hole 6 of the front bumper 2 is sandwiched between a and the engagement claw 7.

On both left and right sides of the elastic piece 5 in the vehicle width direction, abutting ribs 8 projecting downward from the lower surface flange 4a of the front grill 1 are arranged along the elastic piece 5 at regular intervals. Each is arranged. These abutting ribs 8 are formed by using a rectangular plate-shaped body whose vertical length is substantially the same as that of the elastic piece 5, and are arranged in a direction intersecting with the engaging surface 5a of the elastic piece 5. . That is,
The elastic pieces 5 and the abutment ribs 8 are arranged in a substantially U shape in a bottom view. Moreover, the width n of the abutment rib 8 in the vehicle front-rear direction is formed to be substantially the same as the width p of the engagement hole 6 of the front bumper 2 in the vehicle front-rear direction. The front grill 1 is configured to prevent rattling in the up-down direction and the vehicle front-rear direction while ensuring a bending allowance when it is inserted. Further, a wedge-shaped inclined surface 8a inclined toward the center in the vehicle front-rear direction is formed on the front and rear surfaces of the tip end portion of the butting rib 8.
These inclined surfaces 8a serve as guides when the front bumper 1 is inserted into the engagement hole 6.

Further, as shown in FIGS. 1 to 4, a block-shaped convex portion 9 for reinforcing the abutment rib 8 is provided at the central position of the outer side surface of the abutment rib 8 in the vehicle longitudinal direction over the entire length in the vertical direction. Each is provided. Wedge-shaped inclined surfaces 9a that are inclined toward the abutment rib 8 side are formed on the side surfaces of the tip portions of these convex portions 9, and these inclined surfaces 9a are different from the engaging holes 6 of the front bumper 1. It is a guide when it is included. That is, the abutment rib 8 and the convex portion 9 prevent the engaging claw 7 of the elastic piece 5 from being unexpectedly applied with an unnecessarily large force, and the engaging claw 7 of the elastic piece 5 that cannot be firmly formed. It has a function to prevent damage. Here, the arrangement of the abutting ribs 8 and the convex portions 9 is not limited to the T-shape, but may be an I-shape, and various shapes such as a semi-cylindrical shape may be used.

A mounting piece (not shown) having an insertion hole is provided at the upper end of the front grill 1 and is attached to the vehicle body side of the front body by a fastening means such as a clip or a bolt. The upper end portion of the front grill 1 is attached to the vehicle body side by being attached.

In order to mount the front grill 1 by the mounting structure for a vehicle grill according to the embodiment of the present invention, first, while holding the front grill 1, lower it from the upper side to the lower side to abut the rib 8 and the convex portion. 9 inclined surface 8
The engaging claw 7, abutting rib 8 and convex portion 9 of the elastic piece 5 provided on the lower surface flange 4a are inserted into the engaging hole 6 of the front bumper 2 while guiding the engaging claw 7 into the engaging hole. The peripheral edge of the back side of 6 is engaged. Then, a mounting piece or the like provided on the upper end of the front grill 1 is superposed on the position of the engaging hole on the vehicle body side and is attached by an attaching means such as a clip, whereby the front grille 1 is attached to the front bumper 2 and the vehicle body panel. It will be attached to the vehicle body side (not shown). In this state, the engaging hole 6 of the front bumper 2 is provided between the lower surface flange 4a of the front grill 1 and the engaging claw 7.
The front and rear surfaces of the abutment rib 8 are arranged so as to be able to contact the inner peripheral surface of the engagement hole 6, and the movement of the front grill 1 in the vertical direction and the vehicle front-rear direction is restricted. (See Figure 3).

In the structure for mounting a vehicle grill according to the embodiment of the present invention, a pair of left and right elastic pieces 5 projecting downward are arranged on the lower surface flange 4a of the front grill 1, and the elastic pieces 5 are provided at their tip ends. Abutting ribs 8 that form the engaging claws 7 and project downward from the lower surface flange 4a of the front grill 1 on the left and right sides of the elastic piece 5 in the vehicle width direction.
Are arranged at a constant distance from the elastic piece 5, and the width n of the abutment rib 8 in the vehicle front-rear direction is formed to be substantially the same as the width p of the engagement hole 6 in the same direction. When 7 passes through the engagement hole 6, rattling of the front grill 1 due to the gap between the engagement hole 6 and the elastic piece 5 due to the deflection width of the elastic piece 5 can be reliably prevented, and the abutment rib 8 is present. It is possible to avoid applying an external force to the engaging claw 7,
It is possible to effectively prevent the elastic piece 5 itself and the engagement claw 7 from being damaged. Moreover, since the protrusion 9 is provided on the outer surface of the abutment rib 8 of the present embodiment over the entire length in the vertical direction, the strength of the abutment rib 8 can be increased. Further, in the mounting structure of the present embodiment, the engaging claw 7 of the elastic piece 5 is arranged toward the front of the vehicle, and the engaging hole of the front bumper 2 is provided between the lower surface flange 4 a of the front grill 1 and the engaging claw 7. Since the peripheral part of 6 is sandwiched,
It is possible to prevent the front grille 1 from moving in the up-down direction and the vehicle front-rear direction, and more reliably prevent the front grille 1 from rattling.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-mentioned embodiments, and various modifications and changes can be made based on the technical idea of the present invention. is there. For example, as shown in FIG. 5, if the engagement hole 6 is formed without depending on the slide structure die for the purpose of reducing the cost of the bumper forming die, as shown by the reference numeral j, the engagement hole 6 is formed.
The thickness of the rear plate, which is one of the front and rear direction peripheral edges, is obliquely cut, and the dimension k of the engagement hole 6 may vary, which causes rattling of the front grill 1. Therefore, in such a case, a vertical wall portion 2a extending upward is formed on the front bumper 2 located on the rear side of the engagement hole 6, and an extension extending rearward of the vehicle is formed on the lower surface flange 4a of the front grill 1. It is also possible to form the portion 10 and to make the tip of the extension portion 10 abut against the vertical wall portion 2 a of the front bumper 2 to abut. With such a configuration, even if the dimension k of the engagement hole 6 varies, the front grill 1 can be reliably held and the bumper type cost can be reduced. Further, the engagement hole 6 can be provided not in the front bumper 2 but in the vehicle body panel forming the front body. Furthermore, if it is not necessary to reinforce the abutment rib 8, the convex portion 9 may not be provided.

[0017]

As described above, in the mounting structure for a vehicle grill according to the present invention, the elastic piece protruding downward is provided on the lower surface of the grill, and the engaging claw is formed at the tip of the elastic piece. On the other hand, an engaging hole is provided on the vehicle body side of the bumper or the vehicle body panel, the engaging claw of the elastic piece is engaged with the engaging hole, and the upper end portion of the grill is engaged with the vehicle body side by a locking means. By attaching the grill to the vehicle body side, abutting ribs projecting downward from the lower surface of the grill to the both sides of the elastic piece in the vehicle width direction are formed from the elastic piece. Arrange them at intervals,
Since the width of the abutting rib in the vehicle front-rear direction is formed to be substantially the same as the engaging hole, rattling of the grill due to the gap between the engaging hole and the elastic piece is prevented, and the grill is securely attached to the vehicle body side. The elastic piece having the engaging claws can be prevented from being damaged by the butting ribs, and the rigidity and appearance quality of the grill can be improved.

[Brief description of drawings]

FIG. 1 is a perspective view showing a part of a front grill to which a vehicle grill mounting structure according to an embodiment of the present invention is applied.

FIG. 2 is an enlarged perspective view showing a portion A in FIG.

FIG. 3 is a view on arrow B in FIG.

FIG. 4 is a view on arrow C in FIG.

FIG. 5 is a cross-sectional view showing a part of a front grill to which a mounting structure for a vehicle grill according to a modified example of the embodiment of the present invention is applied.

FIG. 6 is a perspective view showing a front grill and a front bumper to which a conventional vehicle grill mounting structure is applied.

FIG. 7 is a sectional view taken along line DD in FIG.

FIG. 8 is a cross-sectional view taken along line DD of FIG. 6 in another conventional example.

[Explanation of symbols]

1 front grill 2 front bumper 2a Vertical wall 3 air intake 4 flange 4a Bottom flange 5 elastic pieces 6 engagement holes 7 engagement claws 8 butting ribs 8a inclined surface 9 convex 9a inclined surface 10 Extension

Claims (6)

[Claims] 1. An elastic piece protruding downward is provided on the lower surface of the grill, and an engaging claw is formed at a tip end portion of the elastic piece, while an engaging hole is provided on a vehicle body side of a bumper or a vehicle body panel. , The engaging claw of the elastic piece is engaged with the engaging hole, and the upper end of the grill is engaged with the vehicle body side by a locking means so that the grill is attached to the vehicle body side. In the mounting structure of a grill for a vehicle, abutting ribs projecting downward from the lower surface of the grill are arranged on both sides of the elastic piece in the vehicle width direction, respectively, at intervals from the elastic piece. The vehicle grill mounting structure is characterized in that the width in the vehicle front-rear direction is formed to be substantially the same as the engaging hole. 2. The engaging claw of the elastic piece is arranged toward the front side of the vehicle, and the peripheral edge of the vehicle body side engaging hole is sandwiched between the lower surface of the grill and the engaging claw. The mounting structure for a vehicle grill according to claim 1, wherein: 3. The wedge-shaped inclined surface is formed at the tip of the abutment rib.
The mounting structure for the vehicle grill described in. 4. The mounting structure for a vehicle grill according to claim 1, wherein a projection is provided on an outer surface of the abutment rib. 5. The mounting structure for a vehicle grill according to claim 4, wherein a wedge-shaped inclined surface is formed at a tip portion of the convex portion. 6. A vertical wall portion is formed on a vehicle body side in which one of front and rear peripheral portions of the engaging hole is obliquely cut out, and an extension portion extending in the front and rear direction of the vehicle is formed on a lower surface of the grill, The mounting structure for a vehicle grill according to any one of claims 1 to 5, wherein a tip of the extension portion is configured to abut on a vertical wall portion on the vehicle body side.