JP3365280B2 - Spoiler mounting structure - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a spoiler mounting structure that is mounted so as to cover a lower end portion of a bumper.

[0002]

2. Description of the Prior Art In a vehicle, as shown in FIG.
In order to improve the design, the air flow in the lower part of the vehicle is rectified, and the front bumper 1 is protected from flying stones during traveling.

Generally, in the attachment structure of the spoiler 2 to the front bumper 1, first, the lower end edge of the spoiler 2 is bolted and fixed to the lower edge of the front bumper 1 at intervals. The spoiler 2 has a plurality of flanges 2 on the upper edge of the central part.
2, the flange 22 is overlapped with the lower edge of the opening of the grill 11 of the front bumper 1, and the flange 22 and the lower edge of the opening are fixed by a clamp 55. on the other hand,
As shown in FIG. 8, with respect to the left and right ends 29 of the spoiler 2, a plurality of mounting seats 25 having a substantially U-shaped cross section are integrally formed on the back surface thereof, and the U nuts 6 are fitted to the respective mounting seats 25. The bolt 5 is tightened and fixed to the U-nut 6 from the back side of the front bumper 1.

[0004]

By the way, the spoiler 2 is formed by injection-molding synthetic resin, but at the left and right ends 29 of the spoiler, the mounting seat 25 having a closed cross section is integrally formed on the back surface thereof. There is. Therefore, the mold structure for molding the mounting seat 22 becomes complicated.
Further, during installation work of the spoiler 2, at the end 29 of the front bumper 1, the front bumper 1 and the mounting seat 25
It is necessary to tighten the bolts from the rear surface side of the front bumper 1 while aligning the respective bolt holes of the U-nut 6 and the U-nut 6. Therefore, the mounting workability is poor.

In view of such conventional problems, the present invention is to provide a spoiler mounting structure which is excellent in workability of mounting the spoiler on the bumper and which can simplify the structure of the spoiler molding die. Is.

[0006]

According to a first aspect of the present invention, there is provided a mounting structure for a spoiler mounted on a bumper so as to cover a lower end of the bumper of a vehicle, wherein the bumper is provided with a mounting hole for mounting the spoiler. The spoiler is integrally provided with a mounting portion that is inserted and locked in the mounting hole, and the mounting portion includes a base piece and a front piece that is provided at the tip of the base piece through a bent portion. In addition, when the mounting portion is inserted and locked in the mounting hole, the front piece is bent to the rear surface side of the base piece through the bent portion and overlapped with the base piece in the mounting hole. The base piece is inserted and locked, and the base piece has a first elastic claw that locks with the opening wall of the mounting hole, and the front piece has an opening wall with which the first elastic claw of the base piece is locked. has a second elastic pawl for engaging the opposite side of the aperture wall and, the 1 elastic claw and the second elastic claws the base
It is provided so as to bend to the back side of the piece and the front piece.
Together with the base piece and the front piece overlapped
At the position corresponding to the second elastic claw of the base piece
And at the position of the front piece corresponding to the first elastic claw,
When inserting the mounting part into the mounting hole, each elastic claw bends.
A through hole or notch that allows
The spoiler mounting structure is characterized by .

The most remarkable point in the present invention is that the base portion, the bent portion and the front portion are provided on the mounting portion integrally formed on the spoiler, and the base portion is provided with the first elastic claw. Each of the front pieces is provided with a second elastic claw,
When the mounting portion is inserted and locked in the mounting hole of the bumper, the front piece is bent to the back side of the base piece through the bent portion and overlapped with each other, and the first elastic claw and the second elastic claw are mounted in the mounting hole. It has a structure that locks on the opening wall of the.

Next, the function and effect of the present invention will be described. When mounting the spoiler on the bumper, first, the front piece in the above-mentioned mounting portion is bent to the back side of the base piece with the bent portion as a fulcrum, and the two are superposed (Fig. 3).

Then, in this state, the mounting portion is inserted into the mounting hole of the bumper with the bent portion at the head. At this time,
The first elastic claw and the second elastic claw elastically bend in the thickness direction of the base piece and the front piece, respectively, and pass through the mounting hole (FIG. 3). When the base piece and the front piece are fully inserted in the mounting holes and the first elastic claw and the second elastic claw have passed through the mounting hole, the first elastic claw and the second elastic claw are elastically restored to their original state. And is locked to the opening wall of the mounting hole (Fig. 4).

As a result, the spoiler is mounted on the bumper. Thus, according to the present invention, the spoiler can be easily attached to the bumper by inserting the base piece and the front piece in the mounting hole of the bumper in a state where the base piece and the front piece are overlapped. Therefore, the workability of installing the spoiler is excellent. In addition, the mounting part has a closed cross section like the conventional example (Fig. 8).
Does not have. Therefore, the mold structure for molding the mounting portion can be simplified and the cost can be reduced.

Although the structure of the mounting portion of the present invention is mainly suitable for the structure of mounting the left and right ends of the spoiler on the bumper (see the embodiment), it is applied to the mounting structure of the central portion of the spoiler. You can also

[0012] As described above, with the first elastic claw and the second elastic claw is provided so as to deflect on the back side of the support piece and the front piece, overlapping said base piece and said front piece In the combined state, at the position corresponding to the second elastic claw of the base piece and the position corresponding to the first elastic claw of the front piece, when the mounting portion is inserted into the mounting hole, each elastic nails that are through-holes or notches formed to allow flexing (FIGS. 1, 3, 5). Therefore , when the mounting portion is inserted into the mounting hole, the first elastic claw and the second elastic claw can be easily bent, and the spoiler mounting work is further facilitated.

Next, as in the invention of claim 2 , it is preferable that the spoiler has a stopper rib for holding the front end of the front piece with the base piece (FIG. 1, FIG.
(Fig. 4). In this case, when the front piece is bent,
The front piece can be clamped between the base piece and the stopper rib. Therefore, the front piece and the base piece can be inserted into the above mounting holes in a state of being superposed on each other (FIG. 3), and the spoiler mounting work is further facilitated.

Next, as in the invention of claim 3 , the spoiler and the mounting portion are integrally molded of synthetic resin,
Moreover, it is preferable that the bent portion connecting the base piece and the front piece is formed of an integral hinge having a thickness smaller than the thickness of the base piece and the front piece (FIGS. 1 and 3). In this case, it becomes easy to fold and stack the front piece in the direction of the base piece, and when the pieces are stacked, the thickness of the bent portion is small and insertion into the mounting hole is easy.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments A spoiler mounting structure according to an embodiment of the present invention will be described with reference to FIGS. This example is an example in which three mounting portions 4 relating to the mounting structure of the spoiler according to the present invention are provided on each of the left and right end portions 37 of the spoiler, as shown in FIG.

That is, as shown in FIGS. 1, 2 and 6, the mounting structure of the spoiler 3 in this embodiment is the spoiler mounting structure which is mounted on the bumper 1 so as to cover the lower end of the bumper 1 of the vehicle. The bumper 1 is provided with a mounting hole 13 for mounting the spoiler 3.

On the other hand, the mounting hole 1 is provided in the spoiler 3.
An attachment portion 4 that is inserted into and locked by the attachment portion 3 is integrally provided. As shown in FIGS. 1 and 2, the mounting portion 4 is composed of a base piece 41 and a front piece 43 provided at the tip of the base piece 41 via a bent portion 42. In the state of being inserted and locked in the hole 13 (FIG. 4), the front piece 43 is inserted and locked in the mounting hole 13 in a state of being bent and overlapped with the back side of the base piece 41 through the bent portion 42. (Fig. 4).

Further, as shown in FIGS. 2 and 4, the base piece 41 is engaged with the opening wall 131 of the mounting hole 13 as a first part.
The elastic claw 411 and the front piece 43 are the base pieces 41.
The first elastic claw has a second elastic claw 431 that locks to the opening wall 132 opposite to the opening wall 131 that locks the first elastic claw. Further, as shown in FIGS. 1 and 5, U-shaped cutouts 413, 4 are formed around the first elastic claw 411 and the second elastic claw 431.
33 is formed, and the base end of each elastic claw has a groove 4
12, 432 are formed to be thin, and the elastic claws 411, 431 can be bent toward the back surface side of the base piece 41 and the front piece 43. Furthermore, the base piece 4
When 1 and the front piece 43 are superposed (two-dot chain line in FIG. 5), a through hole 414 is formed at a position corresponding to the second elastic claw 431 of the base piece 41. Further, a notch 434 is formed at a position of the front piece 43 corresponding to the first elastic claw 411. As a result, as shown in FIG. 3, when the mounting portion 4 is inserted into the mounting hole 13, the elastic claws 411 and 431 are allowed to bend.

The spoiler 3 has the front piece 43.
It has a stopper rib 35 for sandwiching the distal end 435 of the above with the base piece 41. Further, the spoiler 3 and the mounting portion 4 are integrally molded of synthetic resin such as polypropylene, and the bent portion 42 connecting the base piece 41 and the front piece 43 has a base piece and a front piece. It is composed of an integral hinge having a thickness smaller than the thickness.

The left and right ends 37 of the spoiler 3
Although the mounting structure of the spoiler is as described above, the central portion of the spoiler 3 is, as shown in FIG. Then, both are fixed by the clamp 55. In addition, the mounting structure of this central part is
It can be the same as the mounting structure of 7. In addition, the bracket 39 provided at the lower end of the spoiler 3 is
Fix each to bumper 1.

Next, the function and effect will be described. Spoiler 3
When mounting the bumper 1 on the bumper 1, first, as shown in FIG.
Bend to the back side 410 of the base piece 41 with the fulcrum as a fulcrum,
Both are put in a superposed state.

Then, in this state, as shown in FIG.
The mounting portion 4 is inserted into the mounting hole 13 of the bumper with the bent portion 42 at the top. At this time, the first elastic claw 411 and the second elastic claw 431 elastically bend toward the back surfaces of the base piece and the front piece, respectively, and pass through the mounting hole 13. Then, when the base piece 41 and the front piece 43 are sufficiently inserted into the mounting hole 13 and the first elastic claw 411 and the second elastic claw 431 pass through the mounting hole 13, the first elastic claw and the second elastic claw are It is elastically restored to its original state and the opening walls 131, 13 of the mounting holes
Locked to 2. As a result, the spoiler is attached to the bumper.

As described above, according to this embodiment, the spoiler 3 can be easily mounted on the bumper 1 and the workability of attaching the spoiler is excellent. Further, the mounting portion 4 does not have a closed cross section (FIG. 8) as in the conventional example. for that reason,
The mold structure for molding the mounting portion can be simplified, and the cost can be reduced.

In this embodiment, the base piece 41 has a through hole 414, and the front piece 43 has a notch 434.
Is provided. Therefore, the first elastic claw 411 and the second elastic claw 431 can be easily bent, and the work of attaching the spoiler is further facilitated. Further, since the back surfaces of the base piece 41 and the front piece 43 are flat surfaces without unevenness, the mold located on the back surface of the base piece 41 and the front piece 43 can be removed by horizontal slide during spoiler molding. Thus, it is possible to prevent the mold structure from becoming complicated by increasing the number of mold divisions.

Further, in this example, the spoiler 3 has a stopper rib 35 (FIGS. 1 to 4). Therefore, when the front piece 43 is bent, the front piece 43 can be sandwiched between the base piece 41 and the stopper rib 35. Therefore, the mounting portion 4 can be easily inserted into the mounting hole 13, and the mounting work of the spoiler is further facilitated.

Further, the spoiler 3 and the mounting portion 4 are integrally formed of synthetic resin, and the bent portion 42 connecting the base piece 41 and the front piece 43 is formed by the thickness of the base piece and the front piece. Is composed of an integral hinge with a small thickness (Figs. 1 and 3). Therefore, the front piece 4
It becomes easy to fold and stack 3 in the direction of the base piece 41, and when stacked, the bent portion 42 has a small thickness and is easily inserted into the mounting hole 13.

[0027]

According to the present invention, it is possible to provide a spoiler mounting structure which is excellent in workability of mounting the spoiler on the bumper and which can simplify the structure of the molding die of the spoiler.

[Brief description of drawings]

FIG. 1 is a perspective view of a mounting portion in a spoiler mounting structure according to an embodiment.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 is a cross-sectional view in the middle of inserting the mounting portion into the mounting hole of the bumper in the embodiment.

FIG. 4 is a cross-sectional view of a state in which the mounting portion is inserted and locked in the mounting hole of the bumper in the embodiment.

FIG. 5 is a plan view of a mounting portion according to the embodiment.

FIG. 6 is an exploded perspective view of a spoiler mounting structure in the embodiment.

FIG. 7 is a perspective view of a conventional spoiler mounting structure.

8 is a sectional view taken along the line YY of FIG.

[Explanation of symbols]

1. ． ． Bumper, 13. ． ． mounting hole, 3. ． ． Spoiler, 35. ． ． Stopper ribs, 4. ． ． Mounting part, 41. ． ． Base piece, 42. ． ． Bent part, 43. ． ． Front piece, 411. ． ． First elastic claw, 414. ． ． Through hole 431. ． ． Second elastic claw, 434. ． ． Notch,

Front page continuation (58) Fields surveyed (Int.Cl. ⁷ , DB name) B62D 37/02 B60R 19/48 B60R 19/04

Claims (3)

(57) [Claims] 1. A bumper covering a lower end of a bumper of a vehicle.
In the mounting structure of the spoiler attached to The bumper has mounting holes for mounting the spoiler.
Ke, On the other hand, the spoiler has a mounting hole that is inserted and locked in the mounting hole.
It has an attached part integrally, In addition, the mounting portion includes a base piece and a bent portion at the tip of the base piece.
It is composed of a front piece provided through
When inserted and locked in the mounting hole, the front piece is
It is bent to the back side of the base piece through the bent part and
Inserted and locked together with the base piece in the mounting hole
The Also, the base piece is a first part that is locked to the opening wall of the mounting hole.
An elastic pawl, and the front piece is the first elastic pawl of the base piece.
Second elasticity that locks to the opening wall opposite to the opening wall to be locked
Have clawsCage, The first elastic claw and the second elastic claw are the base piece and the front piece.
It is provided so as to bend on the back side of the
With the base piece and the front piece overlapped,
Position of the base piece corresponding to the second elastic claw and the front piece
At the position corresponding to the first elastic claw of
Note that when inserting into the mounting hole, it is necessary to allow each elastic claw to bend.
Through holes or notches are formed.
Mounting structure of the boiler . 2. The spoiler mounting structure according to claim 1, wherein the spoiler has stopper ribs for sandwiching the front end of the front piece with the base piece. 3. The spoiler and the mounting portion according to claim 1 or 2, wherein the spoiler and the mounting portion are integrally molded of synthetic resin, and the bent portion connecting the base piece and the front piece is formed of the base piece and the front piece. An attachment structure for a spoiler, which is configured by an integral hinge having a thickness smaller than the thickness.