JPH08113096A - Pillar garnish attaching structure - Google Patents

Abstract

PURPOSE: To provide high shock absorbing function against a shock load from the outside such as side collision and firmly conduct attaching a pillar garnish to a pillar panel by simple structure in pillar garnish attaching structure for attaching the pillar garnish such as a center pillar garnish and a front pillar garnish. CONSTITUTION: Locking pieces 12 having each pawl 13 at its tip are integrally formed on the back side of a pillar garnish 10, an elastic body 30 capable of elastically deforming is arranged on the back side of the pillar garnish 10, and by elastically deforming the elastic body 30 against the shock load from the outside such as side collision, shock from the outside is lightened, and the elastic body 30 is slightly bent, then the pillar garnish 10 is attached to a pillar panel 40. By elastic repulsion of the elastic body 30, the pillar garnish 10 is energized to the room side, locking force between the pawls 13 of the locking pieces 12 and an attaching hole 41 of the pillar panel 40 is strengthened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pillar garnish mounting structure for mounting a pillar garnish such as a front pillar garnish and a center pillar garnish to a pillar panel, which can be firmly mounted to the pillar panel and can be mounted from the outside. The present invention relates to a mounting structure of a pillar garnish having an excellent shock absorbing function against a shock load.

[0002]

2. Description of the Related Art As shown in FIG. 15, the interior surface of a center pillar panel, a front pillar panel, a rear pillar panel, etc. located on the side wall of a vehicle body panel, as shown in FIG. 15, includes a center pillar garnish 1, a front pillar garnish 2, a rear pillar garnish 3, etc. An interior material made of a synthetic resin injection-molded article is attached.

A mounting structure for mounting these pillar garnishes to a pillar panel will be described with reference to FIG. 16 by taking the center pillar garnish 1 as an example.
The embossed clip mounting seat 4 is integrally molded,
By mounting the resin clip 5 in the clip mounting seat 4 in advance and fitting the resin clip 5 in the mounting hole 6a of the pillar panel 6, the center pillar garnish 1 is fixed to the pillar panel 6. ing.

Further, as a measure against the fluttering of the center pillar garnish 1, a plate-shaped contact rib 7 is formed at a predetermined position on the back surface, and the contact rib 7 is brought into contact with the surface of the pillar panel 6 so that the center pillar garnish 1 It is designed to be firmly mounted by suppressing the horizontal fluctuation.

[0005]

However, in the conventional mounting structure for the center pillar garnish 1,
Since the contact rib 7 is in contact with the pillar panel 6 and is attached to the pillar panel 6 via the resin clip 5, when a shock is applied from the side of the vehicle, the occupant's body is struck by the center pillar garnish. The repulsive force at the time of collision with No. 1 is large, and it cannot be said to have a satisfactory shock absorbing function.

Further, since the center pillar garnish 1 is attached to the pillar panel 6 via the resin clip 5, a large number of parts are required and a step of attaching the resin clip 5 is required, resulting in a significant cost increase. The problem of doing is also pointed out.

The present invention has been made in view of the above circumstances, and has a good shock absorbing function in a mounting structure of a pillar garnish such as a center pillar garnish, a front pillar garnish, and a rear pillar garnish which are mounted on a pillar panel. The purpose of the present invention is to provide a pillar garnish mounting structure that is equipped with a garment to protect the occupant from external shocks, eliminates the conventional resin clip, and can be mounted inexpensively by a simple mounting method. To do.

[0008]

In order to achieve the above object, the present invention provides a pillar garnish mounting structure, which is made of a synthetic resin injection-molded body and is mounted on the indoor side surface of a pillar panel. On the back,
A locking piece with a claw that engages in the mounting hole of the pillar panel is integrally molded, and elastically deforms between the back surface of the pillar garnish and the pillar panel to absorb impact load from the outside. The elastic body is provided integrally with or separately from the pillar garnish, and when mounted on the pillar panel of the pillar garnish, due to the elastic repulsive force of the elastic body,
The pillar garnish is characterized in that it is urged toward the interior of the vehicle, and the engaging force of the pawls on the locking pieces is strengthened.

As the elastic body, a block-shaped foam body such as expanded polystyrene resin or expanded PP resin can be used, and a rib which can be elastically deformed integrally with the back surface of the pillar garnish, for example, is formed in an arc shape. Alternatively, the ribs may be flexibly deformable by being formed into an arch shape.

Further, another aspect of the present invention is a pillar garnish mounting structure which is made of a synthetic resin injection molded body and is mounted on the indoor side surface of the pillar panel, wherein the pillar garnish has a mounting hole on the back surface thereof. A locking piece with a claw that engages inside is formed integrally at a predetermined location, and plate-shaped ribs are integrally formed on both sides of this locking piece. Both sides are formed with inclined surfaces that are inclined outward, and when the impact load from the outside is applied, the tip of the rib slides along the inclined surface of the pillar panel to absorb the impact load. Characterize.

Further, according to the present invention, there is provided a pillar garnish mounting structure, which is made of a synthetic resin injection-molded body and is mounted on the side surface of the pillar panel on the indoor side, wherein the back surface of the pillar garnish is engaged in the mounting hole of the pillar panel. A locking piece with a locking claw formed at the tip is integrally molded, and ribs with a V-shaped cross-section or ribs with step portions that engage with the corners of the pillar panel are integrated on both sides of this locking piece. It is characterized by absorbing the impact load by being molded, and when the impact load from the outside is applied, the rib is brought into sliding contact with the pillar panel surface or the engagement thereof is released.

[0012]

As is apparent from the above structure, if the elastic body which is elastically deformable is formed on the back surface of the pillar garnish integrally with or separately from the pillar garnish, the elastic body is elastically deformed against an external impact load. Therefore, the impact load can be effectively absorbed.

Further, when the pillar garnish is mounted on the pillar panel, the elastic body is compressed and deformed, the repulsive force of the elastic body urges the pillar garnish toward the indoor side, and the claws of the locking pieces are moved to the pillar panel. Firmly engages the mounting hole.

Similarly, when ribs are set on both sides of the locking piece and inclined surfaces are set on both sides of the center of the pillar panel as a boundary, the tip of the rib is attached to the pillar panel against an external impact load. Since the slanted surface is slidably contacted, an external impact can be effectively absorbed.

Similarly, since the rib contacts the inclined surface of the pillar panel, the claw of the locking piece is firmly engaged with the mounting hole of the pillar panel by the repulsive force of the rib.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A pillar garnish mounting structure according to the present invention will be described below in detail with reference to the accompanying drawings.

Each of the following embodiments is applied as a pillar garnish according to the present invention to a mounting structure of a center pillar garnish mounted on a center pillar panel of a four-door passenger car.

First, FIGS. 1 to 4 show a first embodiment of a pillar garnish mounting structure according to the present invention.
5 to 14, another embodiment of the mounting structure of the pillar garnish is shown.

FIG. 1 is an external view of the side wall viewed from the interior of the automobile. A center pillar garnish 10 is attached to a center pillar panel (not shown) so as to be joined to the upper edge of the center pillar garnish 10. The roof side garnish 20 is attached.

The present invention is applied to the mounting structure of the center pillar garnish 10, and the center pillar garnish 10 is made of PP resin, AB.
It is molded into a desired curved shape by injection molding a general-purpose synthetic resin such as S resin, and a guide hole 11 for inserting the webbing of the seat belt is formed in the center.

Next, this center pillar garnish 1
Explaining the mounting structure for mounting 0 on the vehicle body side, as shown in FIG. 2, a pair of locking pieces 12 are integrally formed at predetermined locations on the back surface of the center pillar garnish 10.
A hook 13 is formed at the tip of the locking piece 12.

Further, the center pillar garnish 10
A block-shaped foamed body 30 such as foamed polystyrene or a foamed PP resin molded body is adhered and fixed to a predetermined position on the back surface of the.

Then, by engaging the claw 13 of the locking piece 12 in the mounting hole 41 of the pillar panel 40, the center pillar garnish 10 is fixed so as to cover the surface of the pillar panel 40.

Reference numeral 50 in the drawing denotes a welt body side having a edging function for fitting the flange portion 42 of the pillar panel 40, and both side edges of the center pillar garnish 10 are brought into contact with the side surfaces of the welt body side 50 to make the pillar. The panel 40 is prevented from being exposed to the outside to ensure a good appearance.

As described above, in this embodiment, by using the elastically deformable foam body 30, the foam body 30 elastically deforms in response to an external impact, so that the impact is effectively absorbed. At the same time, by utilizing the elastic repulsive force of the foam 30, the center pillar garnish 1
It is characterized by easy and firm attachment of 0.

That is, as shown in FIG.
The thickness of the foam body 30 is set to d ₁ before attachment, and in the attachment state shown in FIG. 2, the foam body 30 is attached in a state of being compressed to d ₂ .

The compressibility of the foam 30 in this case is not particularly limited depending on the material and the like.

Therefore, in the mounted state of the center pillar garnish 10 shown in FIG. 2, the center pillar garnish 10 is urged toward the indoor side with respect to the pillar panel 40 by the repulsive force of the foam 30, but at that time, The engaging force between the claws 13 of the locking pieces 12 and the mounting holes 41 of the pillar panel 40 is strengthened, and the center pillar garnish is firmly attached to the pillar panel 40 without rattling due to vibration during traveling. 10 can be attached and held.

Further, unlike the conventional case, it is not necessary to separately attach another member such as a resin clip or a metal clip to the clip mounting seat, so that the management of the mounting tool can be abolished and the mounting man-hour of the mounting tool can be reduced. , It is possible to expect a significant cost reduction.

Further, according to the mounting structure of the center pillar garnish 10 according to the present invention, when a predetermined impact is applied from the outside, the locking piece 12 has the mounting hole 4 as shown in FIG.
The foam body 30 is compressed and deformed in response to an impact as it enters the inside of the vehicle 1, and the deformation of the foam body 30 can effectively absorb the impact load from the outside, and the load applied to the occupant can be significantly reduced.

Thus, according to this embodiment, the foam 3
By setting 0, an excellent shock absorbing function is provided, and the repulsive force of the foam body 30 is utilized to make the locking piece 12
The engaging force of the claws 13 can be strengthened, and the center pillar garnish 10 can be attached easily and firmly, which is extremely practical.

If the elastic modulus of the foam 30 is adjusted,
The impact load can be controlled easily.

Next, FIGS. 5 and 6 show a second embodiment of the mounting structure of the pillar garnish according to the present invention, and FIGS. 7 and 8 show a third embodiment of the mounting structure of the same pillar garnish.

In the second embodiment of the present invention, as shown in FIG. 5, the locking piece 1 is provided on the back surface of the center pillar garnish 10.
2. The claws 13 are formed in the same manner as in the first embodiment, but instead of the foam 30 of the first embodiment, a pair of arcuate ribs 31 are integrally formed on the back surface of the center pillar garnish 10. ing.

Therefore, in order to mount the center pillar garnish 10 on the pillar panel 40, the claws 13 of the locking pieces 12 are engaged with the mounting holes 41 of the pillar panel 40 while the ribs 31 are slightly bent. As shown in FIG. 6, when the center pillar garnish 10 is attached to the pillar panel 40, the repulsive force of the bow-shaped rib 31 acts on the claw 13 of the locking piece 12, and the center pillar garnish 10 is mounted on the center panel as in the first embodiment. The pillar garnish 10 can be firmly attached.

Further, when an impact load is applied to the side of the vehicle from the outside such as a side collision, even if the body of the occupant touches the center pillar garnish 10, the bow-shaped ribs 31 are further bent in an arch-shape, so that the impact Can absorb the load effectively.

As described above, in the second embodiment, as in the first embodiment, the rib 31 is provided with an excellent shock absorbing function.
Although the center pillar garnish 10 can be easily and surely attached by utilizing the elastic repulsive force of the above, the second embodiment has the same function and effect.
Since this rib 31 may be integrally molded at a predetermined position on the back surface of the center pillar garnish 10, the foam 30 is separately molded and attached to a predetermined position on the back surface of the center pillar garnish 10 with an adhesive as in the first embodiment. There is an advantage that the work of fixing and fixing can be saved and the number of steps can be simplified.

Next, FIGS. 7 and 8 show a third embodiment of the mounting structure for the center pillar garnish according to the present invention. As shown in FIG. 7, the arch-shaped hollow ribs 32 are provided on the back surface of the center pillar garnish 10. As shown in FIG. 8, when the center pillar garnish 10 of this embodiment is attached to the pillar panel 40, the hollow rib 32 is bent and the locking piece 1 is integrally formed at a predetermined position.
The second claw 13 engages with the mounting hole 41 of the pillar panel 40.

In the third embodiment as well, as in the second embodiment, the foam 30 can be eliminated, so that the molding processing cost and the sticking processing of the foam are not required, and there is an advantage that it can be implemented at a low cost.

FIGS. 9 and 10 show a fourth embodiment of the pillar garnish mounting structure according to the present invention, in which a locking piece 12 having a claw 13 is integrally formed on the back surface of the center pillar garnish 10. Is similar to each of the above-described embodiments, but plate-shaped ribs 33 are further formed on both sides of the locking piece 12, and the pillar panel 40 has both sides facing outward from the center. The center pillar garnish 10 is attached to the pillar panel 40 so that the tip 33a of the rib 33 makes elastic contact with the inclined surface 43.

Also in this embodiment, since the tips 33a of the ribs 33 provided on the center pillar garnish 10 are in elastic contact with the inclined surface 43 of the pillar panel 40, the locking piece 1
The second claw 13 is biased in a direction to engage with the mounting hole 41 of the pillar panel 40 and is firmly fixed.

Further, when an impact load from the outside is applied, the locking piece 12 enters the mounting hole 41 and the rib 33 is formed.
Slides on the surface of the inclined surface 43 of the pillar panel 40 in the direction of the arrow in FIG.
The inner side surface of 3 abuts on the corner portion 44 to effectively absorb the impact load.

Therefore, also in the fourth embodiment according to the present invention, it is necessary to form the inclined surface 43 on the pillar panel 40. However, as the processing to be performed on the center pillar garnish 10, the locking piece 12 and the plate are used. Since only the ribs 33 having a circular shape are formed, the center pillar garnish 10 can be easily formed as compared with the above-described embodiment.

In this embodiment, the impact load can be effectively controlled by appropriately selecting the inclination angle of the inclined surface 43 and the thickness and width of the rib 33.

Further, FIGS. 11 and 12 show a fifth embodiment of the mounting structure of the center pillar garnish, and FIGS.
Shows a sixth embodiment of the mounting structure of the center pillar garnish. In the fifth embodiment shown in FIGS. 11 and 12, a pair of ribs 34 having a V-shaped cross section are formed on both sides of the locking piece 12. To attach the center pillar garnish 10 to the pillar panel 40, the rib 34
The center pillar garnish 10 is attached to the pillar panel 40 by engaging the claw 13 of the locking piece 12 with the attachment hole 41 of the pillar panel 40 in a state in which the center pillar garnish 10 is slightly bent.

Also in the fifth embodiment, the ribs 3 are formed even if the body of the occupant touches the surface of the center pillar garnish 10 when an impact load from the outside such as a side collision is applied.
The tip end 34a of No. 4 slides on the surface of the pillar panel 40 in the direction of the arrow, and can absorb the impact load by the sliding contact action at that time, and like the above-described embodiments, it has an excellent impact absorption function, There is an effect that a mounting structure can be expected easily and firmly.

Finally, FIGS. 13 and 14 show the sixth structure of the mounting structure of the center pillar garnish 10 according to the present invention.
In this embodiment, ribs 35 are formed on both sides of the locking piece 12 so as to have a step portion 36 at the tip thereof.
The center pillar garnish 10 so that the corner pillar 44 of the pillar panel 40 abuts.
Attach it to 0.

According to the sixth embodiment, the claw 13 of the locking piece 12 is engaged in the mounting hole 41 of the pillar panel 40, and the step portion 36 of the rib 35 holds the corner portion 44 of the pillar panel 40. Since it is installed in such a manner, it is possible to more firmly fix it, and when an impact load from the outside is applied, the stepped portion 36 of the rib 35 is disengaged from the corner portion 44 as shown in FIG. The impact load can be effectively absorbed by the loss.

[0049]

As described above, according to the present invention, the following operational effects are achieved.

(1) In the pillar garnish mounting structure according to the present invention, an elastic body that is elastically deformable is provided on the back surface of the pillar garnish, and the elastic deformation of this elastic body makes it possible to effectively apply an impact to an external impact load. Can be absorbed,
When a side impact such as a side collision is applied, the impact load applied to the occupant can be effectively mitigated.

(2) According to the pillar garnish mounting structure of the present invention, the repulsive force of the elastic body installed on the back surface of the pillar garnish is used to secure the locking piece integrally formed on the back surface of the pillar garnish to the pillar panel. Since it is to be fixed to, it is not necessary to use conventional fixtures such as resin clips, metal clips, etc., saving man-hours for managing clips, eliminating clip mounting work, and greatly reducing man-hours. This has the effect of leading to significant cost reduction.

(3) According to the second aspect of the invention, since the foam is used as the elastic body, the impact load can be finely controlled by the elastic modulus of the foam or the like.

(4) According to the third aspect of the invention, by adopting a deformable rib integrally provided on the back surface of the pillar garnish as the elastic body, the time and effort for mounting or adhering a clip or foam is reduced. The effect is that it can be saved and the man-hours for mounting the pillar garnish can be further simplified.

(5) According to the invention described in claim 4, a rib elastically contacting the inclined surface of the pillar panel is set on the back surface of the pillar garnish, and when an external impact such as a side collision is applied, Adjust the tilt angle of the tilted surface of the pillar panel, the thickness and width of the ribs, etc. because the tip of the rib makes sliding contact with the tilted surface of the pillar panel and the energy loss at that time effectively absorbs impact. By doing so, it is possible to effectively control the impact load.

(6) According to the fifth aspect of the present invention, ribs that slidably contact the pillar panel surface or ribs that engage with the corners of the pillar panel are provided so that a rib is applied when an impact load is applied from the outside. By sliding the pillar panel surface or by sliding the rib inner side surface and the corner portion to effectively absorb the impact from the outside, so that the pillar garnish is firmly attached, It has an effect that an effective shock absorbing performance can be obtained.

[Brief description of drawings]

FIG. 1 is an external view of a center pillar garnish seen from the indoor side.

FIG. 2 is a sectional view taken along the line II-II in FIG. 1, showing a first embodiment of the pillar garnish mounting structure according to the present invention.

FIG. 3 is a cross-sectional view showing a state before mounting the pillar garnish shown in FIG. 2 on a pillar panel.

FIG. 4 is a cross-sectional view showing a state during shock absorption in the mounting structure of the pillar garnish shown in FIG.

FIG. 5 is a perspective view of the second embodiment of the pillar garnish mounting structure according to the present invention, in which the pillar garnish is viewed from the back side.

FIG. 6 is a cross-sectional view showing a second embodiment of the pillar garnish mounting structure according to the present invention.

FIG. 7 is a perspective view of a pillar garnish according to a third embodiment of the present invention, showing the pillar garnish as seen from the back side.

FIG. 8 is a sectional view showing the structure of a third embodiment of the pillar garnish mounting structure according to the present invention.

FIG. 9 is a sectional view showing a fourth embodiment of a pillar garnish mounting structure according to the present invention.

FIG. 10 is a cross-sectional view showing a state of the pillar garnish shown in FIG. 9 when absorbing a shock.

FIG. 11 is a sectional view showing a fifth embodiment of the pillar garnish mounting structure according to the present invention.

FIG. 12 is a cross-sectional view showing a state of the pillar garnish shown in FIG. 11 during shock absorption.

FIG. 13 is a sectional view showing a sixth embodiment of the pillar garnish mounting structure according to the present invention.

FIG. 14 is a cross-sectional view showing a state of the pillar garnish shown in FIG. 13 during shock absorption.

FIG. 15 is an external view of the pillars installed on the side wall of the vehicle as viewed from the inside of the vehicle.

16 is a sectional view taken along line XVI-XVI in FIG.

[Explanation of symbols]

 10 Center Pillar Garnish 12 Locking Piece 13 Claw 30 Foam 31, 33, 34, 35 Rib 32 Hollow Rib 40 Pillar Panel 41 Mounting Hole 43 Slope 44 Corner

Claims (5)

[Claims] 1. A pillar garnish mounting structure, which is made of a synthetic resin injection-molded body and is mounted on the indoor side surface of a pillar panel (40), wherein a pillar panel (40) is provided on the back surface of the pillar garnish (10). Claws (13) that engage in the mounting holes (41)
An elastic body that is integrally formed with a locking piece (12) formed at the tip and that elastically deforms between the back surface of the pillar garnish (10) and the pillar panel (40) to absorb an impact load from the outside. (30, 31, 32) is provided integrally with or separately from the pillar garnish (10), and when the pillar garnish (10) is attached to the pillar panel (40), the elasticity of the elastic body (30, 31, 32) is obtained. The pillar garnish (10) is urged toward the vehicle interior by the repulsive force, and the engaging force of the claws (13) of the locking pieces (12) is strengthened. 2. The mounting of the pillar garnish according to claim 1, wherein the elastic body (30) is made of a block-shaped foam body that is adhered and fixed to a predetermined position on the back surface of the pillar garnish (10). Construction. 3. The elastic body (31, 32) is constituted by a bow-shaped or arch-shaped deformable rib integrally formed at a predetermined position on the back surface of the pillar garnish (10). The pillar garnish mounting structure according to claim 1. 4. A pillar garnish mounting structure, which is made of a synthetic resin injection-molded body and is mounted on the indoor side surface of a pillar panel (40), wherein the pillar garnish (10) has a pillar panel (40) on the back surface thereof. A locking piece (12) having a claw (13) engaged in the mounting hole (41) at its tip is integrally formed at a predetermined position, and plate-shaped ribs are provided on both sides of the locking piece (12). (33) is integrally molded, and the pillar panel (4
0) is formed with an inclined surface (43) whose both sides are inclined outward from the center, and when the impact load from the outside is applied, the tip (33a) of the rib (33) has the pillar panel (4).
The pillar garnish mounting structure is characterized in that the impact load is absorbed by sliding contact along the inclined surface (43) of (0). 5. A pillar garnish mounting structure, which is made of a synthetic resin injection-molded body and is mounted on the indoor side surface of a pillar panel (40), wherein the pillar panel (40) is mounted on the back surface of the pillar garnish (10). An engaging piece (12) having a claw (13) engaging with the inside of the hole (41) formed at the tip is integrally molded, and ribs having a V-shaped cross section (on both sides of the engaging piece (12) ( 34) or ribs (35) with steps (36) that engage the corners (44) of the pillar panel (40)
When the external impact load is applied, the ribs (34, 35) slide on the surface of the pillar panel (40) or the engagement is released to absorb the impact load. Pillar garnish mounting structure characterized by the above.