JP3275603B2 - Front grill mounting 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 front grill mounting structure for mounting a front grill of an automobile.

[0002]

2. Description of the Related Art When a front grill is mounted on a vehicle body, a mounting portion is not provided at a central lower end of the front grill.
If it is raised, the front grill itself may rattle or vibrate. In order to prevent this rattling, there are the following mounting methods.

FIG. 5 shows a conventional front grille mounting structure. This is a structure in which a pin 24 provided at a lower center portion of a front grill 23 is inserted into a hole 22 provided at a center portion of a front bumper (which will be abbreviated as a bumper, hereinafter, confused with a front grill) 21. With this structure, when the front grill 23 is attached to the bumper 21, in the bumper impact test according to North American regulations, when the bumper 21 is displaced to the rear arrow B side, the pin 24 on the front grill 23 side is broken, and A pass is determined.

FIG. 6 shows another mounting structure of a conventional front grill. This is one in which a mounting bracket 27 for a front grill 26 is attached to a brace hood lock member 25 on the vehicle body side by welding. A mounting portion 28 is provided on the front grill 26 side, and the mounting portion 28 and the mounting bracket 27 are overlapped and mounted with screws 29. With this structure, when the bumper 30 is displaced backward, there is no engagement relationship between the bumper 30 and the front grill 26, and the front grill 26
The breakage of is avoided. However, this structure increases the cost by extending the front grille 26 to provide the mounting portion 28, and adding the vehicle-side mounting bracket 27, and requires a screw 29 for mounting.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has been passed the North American impact test, has a simple mounting structure, is inexpensive, and can be easily operated. The purpose is to provide.

[0006]

SUMMARY OF THE INVENTION The above object is achieved by a front
At the lower end of the center of the grill, projecting to the rear of the vehicle
To form a locking part with a gap in the vehicle width direction
In addition, it protrudes outwardly in the vehicle width direction of the locking portion toward the rear side of the vehicle body.
Flange on the front bumper,
A rib is formed along the longitudinal direction of the par, and
From the front grille.
Pull the hook of the locking part beyond the upper end of the rib to the rear side of the rib.
Hooked, the tip of the flange is the front side of the projection
This is achieved by a front grill mounting structure in which the center lower end of the front grill is mounted on the front bumper.

[0007]

[Function] Since the engaging portion that abuts on the rib and the flange that abuts on the rib are arranged with the rib interposed therebetween,
The lower center portion of the front grill is fixed by the engaging portion and the flange sandwiching the rib. When the bumper is deformed rearward due to the impact, the engagement between the engaging portion of the front grille and the rib is released, so that the front grill is not damaged.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A front bumper mounting structure according to an embodiment of the present invention will be described below with reference to the drawings.

FIGS. 1A and 1B show a front portion 1 of a motor vehicle and a front grill 2 attached to the front surface thereof. The front part 1 has left and right fenders 3a, 3b
A front upper member 4 is disposed between the front upper member 4 and three screw holes 4 for attaching the front grill 2 thereto.
a, 4b and 4c are formed. Headlights 5a, 5
On the side of b, screw receiving fittings 6a and 6b having screw holes formed on the upper side are arranged, and on the lower side, pin receiving fittings 7a and 6b having an L-shaped bent bottom formed with a round hole are provided. 7b is provided.

The front grille 2 is formed of an elastic member such as resin, and the headlights 5a, 5a are formed above the bumper 8.
b . The front grill 2 has holes 2a, 2b, and 2c formed in an upper portion thereof, and these holes are screw holes 4a and 4 formed in the front upper member 4, respectively.
It is arranged at a position corresponding to b, 4c. Front grill 2
Is provided with a step at the upper part thereof, and holes 2d and 2e are formed therein, and these are disposed at positions corresponding to the screw receiving brackets 6a and 6b, respectively. Further, pins 2f and 2g are formed at the lower end side of the front grill 2, and these are arranged at positions corresponding to the holes formed in the pin receivers 7a and 7b, respectively.

FIG. 2 is a view showing a state in which the front grille 2 is attached to the front portion 1 in FIG. 1A.
5 is a view seen from the back side of the X portion, that is, from behind the central lower end of the front grill 2. FIG. This indicates the engagement relationship between the lower end of the front grill 2 and the bumper 8, and the arrow F
Is in front of the car. As shown in the figure, a rib 8a is formed on the upper surface of the bumper 8 along its longitudinal direction, and the lower end of the front grille 2 is provided with protrusions 2j and 2k which are protruding portions. , 2i.

FIG. 3 shows a cross section taken along line YY in FIG. The cross section of the lower center part of the front grill 2 is substantially U-shaped in a horizontal direction, and has an engaging portion 2k at an end thereof. As shown in the figure, the hook 2m at the distal end of the locking portion 2k is bent substantially at a right angle, exceeds the upper end of the rib 8a of the bumper 8, and is hooked on the side thereof. The length of the claw 2m is small, and is approximately the thickness of the front grill 2 in this embodiment.

However, when the elasticity of the front grille 2 is sufficient, the claw 2m may be made large, and when the elasticity is small, it may be made small. That is, it is determined in consideration of the elasticity of the front grill 2. Although the description is omitted, the configuration of the other locking portion 2j is also used for the locking portion 2k.
Is the same as

FIG. 4 is a sectional view taken along the line ZZ in FIG. As shown in the figure, a projection 8b is provided to project from a rib 8a of the bumper 8. The height of the projection 8b is slightly larger than the thickness of the front grill 2 and the width is slightly larger than the flange 2i from above the rib 8a. The tip of the flange 2i is located at the protrusion 8b.
It is arranged in contact with the front side of. Although the description is omitted, the configuration of the other protrusion 8c and the flange 2h is the same as the configuration of the protrusion 8b and the flange 2i. As described above, in the present embodiment, the flanges 2h and 2i and the locking portions 2
A gap is formed with j and 2k, and the gap formed by these is used to clamp the rib 8a formed on the bumper 8 or the protrusions 8b and 8c having ribs protruding from the rib 8a.

The structure of the front grill mounting structure according to the embodiment of the present invention has been described above. Next, the operation and effects will be described.

The front grill 2 is connected to the front part 1 of the automobile.
When the front grille 2 is mounted on the front grill 2, the front grill 2 is arranged in accordance with the mounting portion, and the pins 2 f and 2 g are attached to the pin receiving brackets 7 a and
7b. At the same time, the front lower end of the front grill 2 has locking portions 2j, 2k and flanges 2h, 2i.
Then, the rib 8a or the protruding portion 8b of the bumper 8 is sandwiched and attached so as to bite. Then, the front grill 2 is attached to the front portion 1 by attaching screws to the holes 2 a to 2 e of the front grill 2.

As shown in FIG. 2, the center lower end of the front grill 2 is provided with locking portions 2j and 2k and flanges 2h and 2i.
Then, the rib 8a or the protruding portion 8b of the bumper 8 is sandwiched and attached to the bumper 8. That is, the claws 2m of the locking portions 2j and 2k of the front grill 2 (the code is attached only to one side,
The same applies to the following description). However, the front grill 2 prevents the front body 2 from rattling, and the flanges 2h and 2i prevent the front grill 2 from rattling behind the vehicle body. are doing. As a result, the front grill 2 does not rattle at the lower end thereof due to a state in which the car engine is running or vibrations during traveling.

3 and 4, when the bumper 8 is displaced rearward in the North American bumper test, the lower end of the front grille 2 is also provided with a rib 8a of the bumper 8.
As a result, the substantially U-shaped cross section below the front grille 2 is deformed, and the engaging portion 2k warps upward as shown by the dashed line, whereby the claw 2m is disengaged from the rib 8a and disengaged. I will Then, the front grill 2 returns to the original shape, and only the bumper 8 is deformed rearward. Therefore, the locking portions 2j and 2k of the front grill 2 are not damaged.

In the case where the impact force on the bumper 8 is small and the shape is restored by a slight deformation, the claws 2m of the engaging portions 2j and 2k of the front grill 2 are connected to the ribs 8 of the bumper 8.
Even if it deviates from a, the bottom part of the front grill 2 can be lifted up and easily corrected.

As described above, according to the present embodiment, no pin or screw is used in mounting the lower center portion of the front grille 2 and the vehicle body side bracket is not required, so that the number of parts is reduced and the cost is reduced. Can be saved. Also, as for assembling, the claw 2m of the locking portions 2j and 2k
8a or the protrusion 8b between the flange 8h and the flanges 2h and 2i.
, And the front grill 2 can be easily mounted on the bumper 8.

Although the embodiments of the present invention have been described above, the present invention is, of course, not limited thereto, and various modifications can be made based on the technical concept of the present invention.

For example, in the above embodiment, the flange 2h,
Although the locking portions 2j and 2k are provided between 2i, they may be provided alternately like a flange, a locking portion, and a flange, or the width and number of the flanges and the locking portions. Is also optional. However, it is determined in consideration of the fact that the nail 2m comes off when the bumper 8 receives an impact.

In the above embodiment, the flanges 2h, 2h
i and the locking portions 2j and 2k form a gap for sandwiching the rib 8a or the protruding portion 8b, but this gap forms a simple recess in the longitudinal direction of the lower end of the front grille 2 and has a rib formed therein. 8a may be pinched.

[0024]

As described above, according to the present invention, even if the bumper is displaced rearward, the front grill can be prevented from being damaged at the center lower end portion of the front grill merely by releasing the locking portion from the bumper. can do. In addition, since mounting brackets and screws for mounting are not required, the number of parts can be reduced, manufacturing costs can be reduced, and mounting can be simplified.

[Brief description of the drawings]

FIG. 1A is a perspective view illustrating a front grille mounting structure of a front grill mounting structure according to an embodiment of the present invention. FIG. 1B is a perspective view showing the front grill.

FIG. 2 is a perspective view of a portion X in FIG. 1 when a front grill is attached to a bumper.

FIG. 3 is a sectional view taken along line YY in FIG. 2;

FIG. 4 is a sectional view taken along the line ZZ in FIG. 2;

FIG. 5 is a cross-sectional view showing a conventional front grille mounting structure.

FIG. 6 is a cross-sectional view showing another conventional front grille mounting structure.

[Explanation of symbols]

 2 Front grill 2h, 2i Flange 2j, 2k Locking portion 2m Claw 8 Bumper 8a Rib 8b Projection

Claims (1)

(57) [Claims] 1. A vehicle body is provided at a lower center portion of a front grill.
A locking part that protrudes rearward and has a claw at the tip is
Formed at an interval, and the outer side of the locking portion in the vehicle width direction.
The front of the front bumper is provided with a flange that projects to the rear side of the vehicle body.
Forming a rib, and projecting upward from the rib.
And the claw of the engaging portion of the front grille extends beyond the upper end of the rib.
Hook on the rear side of the rib
A front grille mounting structure in which a portion abuts on a front side portion of the protrusion, and a lower center portion of the front grille is mounted on a front bumper.