JP3169201B2 - Automotive interior parts - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile interior part having a pocket , and in particular, to a pocket size.
The present invention relates to an interior part for an automobile in which a shock absorbing structure installed adjacent to a door portion is simplified.

[0002]

2. Description of the Related Art Generally, a pocket for accommodating equipment and the like is provided at a lower portion of a door trim for an automobile mounted on a door panel or a rear side trim mounted on a side of a rear seat of a two-door vehicle. .

For example, a door pocket installed in a door trim will be described with reference to FIGS. 8 and 9. Referring to FIGS. 8 and 9, a door trim 1 for an automobile is prepared by cold-pressing a PP composite resin plate or the like into a required shape by heating and softening the same. A surface material 3 made of a PVC sheet or the like backed with a foam layer is integrally attached to a surface of the molded core material 2 by vacuum molding or the like,
A door pocket 4 for storing equipment and the like is provided below the surface.

FIG. 9 is a perspective view of the door trim 1 as viewed from the back side. The door trim 1 has a door pocket opening 4a.
And an opening 1a for mounting a speaker grill is provided on the front side.

[0005] Therefore, after the core material 2 and the skin material 3 are formed into a required shape to produce the door trim 1, the backing board 5 made of a resin molded body is fixed to the inner surface side of the pocket opening 4 a with screws 6. Thus, the door pocket 4 is formed, a speaker grill (not shown) is installed in the speaker grill opening 1a, and the inner pad 7 made of a foamed polypropylene resin molded article having a shock absorbing function is attached to the core material 2. The fact is that it is bonded and fixed to the back surface of the substrate through a hot melt adhesive.

[0006]

As described above, in the conventional door trim 1, the inner pad 7 located on the side of the door pocket 4 is adhered and fixed by a hot-melt adhesive, and thus has an adhesive force. Therefore, peeling failure is likely to occur during a heat resistance test, a packing, and a transportation process, and a strong adhesive fixing of the inner pad 7 has been desired.

Further, the inner pad 7 is
It is pointed out that a special molding die is required, the cost of forming the inner pad 7 is increased, and the cost of the door trim 1 is increased.

In addition, since the clearance between the door trim 1 and the door panel is predetermined, it is difficult to impart a good shock absorbing function to the inner pad 7 when the clearance is narrow, and a satisfactory shock absorbing performance is obtained. However, there was a drawback that it could not be obtained.

The present invention has been made in view of such circumstances, and focuses on the fact that a conventional inner pad is installed adjacent to a pocket member. It is an object of the present invention to provide an automobile interior part which can be manufactured at a low cost and has an improved shock absorbing function by eliminating the inner pad.

[0010]

According to the present invention, there is provided an automobile having a core material formed in a required shape, a skin material adhered to a surface of the core material, and a pocket provided on a lower side. in use interior parts, backing member mounted inside the pocket, and the box-shaped pocket members constituting each wall panel of the pocket, is integrally formed on the side portion of the pocket member, the lower portion of the interior part And a shock absorbing member interposed between the vehicle body panel, and fixed to the interior parts with screws .

Further, as the above-mentioned shock absorbing member,
A flat base plate that matches the back side of the core,
It is characterized in that the base plate is formed integrally with a lattice-shaped or honeycomb-shaped spacer rib which is integrally formed on the back surface of the base plate and extends toward the door panel.

A feature is that a slit is formed in the spacer rib for facilitating breakage of the spacer rib in a load direction.

[0013]

[Action] As apparent from the above configuration, as a backing member which is mounted inside the pocket, the pocket members constituting the pocket, rhino the pocket member
Since it is composed of a shock absorbing member formed integrally with the pad portion, the conventional inner pad is not required, and the man-hour for forming the inner pad and the man-hour for attaching to the interior component can be eliminated.

Further, since the shock absorbing member is composed of a flat base plate and lattice-shaped or honeycomb-shaped spacer ribs integrally formed on the back surface of the base plate, the pattern shape of the spacer ribs, the thickness and the length of the spacer ribs and the like are provided. By appropriately adjusting, it is possible to effectively control the impact load in accordance with the clearance between the interior component and the vehicle body panel.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a vehicle interior part according to an embodiment of the present invention.

FIGS. 1 to 5 show a first embodiment in which the present invention is applied to a door trim for an automobile. FIG. 1 is an external view showing a door trim, and FIGS. 2 and 3 are cross-sectional views showing the structure of the door trim. FIG. 4 is an explanatory view showing a backing member attached to the door trim, and FIG. 5 is an explanatory view showing a state where the backing member is attached to the door trim.

FIGS. 6 and 7 are a front view and a perspective view showing a modified example of the backing member used in the present invention.

1 to 3, a door trim 10 for an automobile according to the present invention is formed into a required shape, and has a core material 11 having an appropriate shape retaining property and rigidity for mounting to a vehicle body panel.
An armrest 13 swelling toward the inside of the vehicle is formed at the center of the surface of the door trim 10, and is generally constituted by a skin material 12 having a cushioning property and a decorative property, which is integrally attached to the surface of the core material 11. A door pocket 14 that accommodates equipment in the vehicle interior is provided below the armrest 13.

More specifically, in the present embodiment, the core material 11 is formed into a required shape by hot-pressing a wood fiberboard using a synthetic resin as a binder. A laminated sheet lined with polyethylene foam on the back side
It is integrally attached to one surface.

In addition, as the core material 11, a PP composite resin plate mixed with a wood powder filler may be heated and softened and then formed into a desired curved surface shape by a cold press molding die. At this time, the skin material 12 may be bonded by vacuum forming or cold-pressed integrally with the core material 11.

Further, a skin material 12 is set in a mold press molding die, a semi-molten resin material as a material of the core material 11 is supplied into the mold, and the core material 11 and the core material 11 are formed by mold press molding. It is also possible to integrally mold with the skin material 12.

The object of the present invention is to provide a door trim 1
0, etc., in that it can be manufactured at low cost and has a good shock absorbing function.

That is, along the pocket opening 15 of the door pocket 14, a frame-shaped pocket escutcheon 20 made of a synthetic resin injection-molded body is mounted, and inside the door pocket 14, the back shown in FIG. The feature is that the contact member 30 is arranged.

The backing member 30 is made of PP resin, A
A pocket member 40 made of an injection-molded body such as a BS resin and constituting each inner wall panel inside the door pocket 14;
It is constituted by the pocket member 40 and the shock absorbing member 50 integrally formed.

More specifically, the pocket member 40
Are a rear panel 41, a side panel 42, and a bottom panel 43.
And a flange 44 on one side panel 42 edge.
Are formed, a mounting piece 45 is formed on the lower edge of the back panel 41, and mounting holes 46 are opened at a plurality of locations along the upper edge of the back panel 41. 47 have been established.

On the other hand, the shock absorbing member 50 is connected to the side panel 42 on the other side so as to be connected to the pocket member 4.
The shock absorbing member 50 is formed integrally with the shock absorbing member 50.
Is composed of a substantially flat base plate 51 attached to the back surface of the core member 11 of the door trim 10, and a grid-like spacer rib 52 protruding toward the door panel 60 on the back surface side of the base plate 51 and extending in the vertical and horizontal directions.

Further, a mounting piece 53 is formed on a side edge of the shock absorbing member 50, and a mounting hole 54 is also formed in the mounting piece 53.

In order to mount the above-mentioned backing member 30 on the back side of the door trim 10, as shown in FIG. 5, a mounting hole 16 formed in the door trim 10 and a pocket member 40 in the backing member 30 are formed. The mounting holes 47 formed in the mounting pieces 45 are aligned with the mounting holes 46, 47, and the screws 70 are tightened and fixed from the front side of the door trim 10, so that the backing member 3 is fixed.
In addition, the screw 71 is fixed to the mounting hole 46 formed along the upper edge of the rear panel 41 of the pocket member 40, and the screw 71 is attached to the mounting hole 46 of the pocket member 40.
The backing member 30 and the pocket escutcheon 20 are fastened and fixed together by tightening and fixing the inside of the boss hole of the mounting boss 21 of the pocket escutcheon 20 through the mounting hole 16 of the door trim 10.
0 is firmly fixed to the door trim 10.

The mounting piece 53 formed on the shock absorbing member 50 is also fixed by tightening the screw 70 into the mounting hole 54 from the front side of the door trim 10.

As described above, in the present embodiment, the backing member 30 formed by integrally molding the pocket member 40 and the shock absorbing member 50 is attached and fixed to a predetermined position on the back surface of the door trim 10. Can be eliminated, the process of forming the inner pad and the process of attaching it to the back side of the door trim can be eliminated, and significant cost reductions can be expected. There is an advantage that quality control can be performed with high precision without a problem of falling off at the transportation stage.

Further, as shown in FIG.
0 and the clearance between the back surface of the core member 11 in the door trim 10 is small,
By adjusting the pattern shape, thickness, etc. of the spacer ribs 52 in the above, there is an advantage that the impact load can be effectively controlled, and fine impact absorption measures can be taken.

FIG. 6 shows a modification of the backing member 30 used in the present invention. In this embodiment, the pocket member 40 of the backing member 30 has the same structure as that of the first embodiment. The shock absorbing member 50 is composed of a flat base plate 51 and a spacer rib 52 formed in a honeycomb shape.

Therefore, in this embodiment, the rigidity can be strengthened as compared with that of the above-described embodiment because the number of intersections of the spacer ribs 52 can be set larger, and the thickness of the spacer ribs 52 can be reduced.

As described above, the pattern of the spacer ribs 52 is a grid extending in the vertical and horizontal directions.
Even if 2 is set, the spacer ribs 52 may be formed in a honeycomb shape as in the second embodiment, and the pattern shape of the spacer ribs 52 can be appropriately selected.

FIG. 7 shows still another embodiment of the backing member 30. In this embodiment, a slit 55 extending in the height direction of the rib is provided on the spacer rib 52 in order to enhance the shock absorbing function. Are set up where appropriate.

The opening of the slit 55 means that the occupant's waist hits the surface of the door trim 10 when an impact load is applied to the vehicle from the side such as a side collision. The rupture is accelerated, and the impact load applied to the occupant is reduced by energy absorption accompanying the rupture of the spacer rib 52.

Although the interior parts for automobiles according to the present invention have been described above as being applied to door trims for automobiles, in a two-door hard-top car and the like, they can also be applied to rear side trims installed on the sides of rear passengers. Of course, the invention is not limited to the embodiments described above.

[0038]

As described above, the automotive interior part according to the present invention has the following special effects.

(1) The present invention has a structure in which a pocket member and a shock absorbing member are integrated as a backing member to be housed inside a pocket installed in an interior part, so that it is similar to a conventional inner pad. In addition, the shock absorbing member can be reliably installed at a predetermined position on the back surface of the interior component for a long period of time without falling off during the heat resistance test, the packing, and the transportation stage, and has an effect that a stable shock absorbing function can be obtained.

(2) Since the present invention has a structure in which a shock absorbing member in place of the conventional inner pad is integrated with the pocket member, the conventional inner pad can be eliminated and used for forming the inner pad. This eliminates the need for special molds and the like, and also eliminates the work of bonding and fixing the inner pad to the back of the interior component, thereby greatly reducing the total processing cost and resulting in product cost reduction. Having.

(3) In the present invention, since the shock absorbing member composed of the base plate and the spacer rib is integrated with the pocket member, the impact load can be effectively reduced by appropriately adjusting the pattern shape and thickness of the spacer rib. This has the effect of enabling detailed control of impact.

[Brief description of the drawings]

FIG. 1 is an external view showing a first embodiment in which the present invention is applied to an automobile door trim.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG. 1;

FIG. 4 is a perspective view showing one embodiment of a backing member used in the present invention.

FIG. 5 is an explanatory view showing a state in which a backing member is attached to the door trim shown in FIG. 1;

FIG. 6 is a front view showing a modified example of the backing member used in the present invention.

FIG. 7 is a perspective view showing a further modified example of the backing member used in the present invention.

FIG. 8 is an external view showing a conventional automobile door trim.

FIG. 9 is an explanatory view showing a mounting state of a pocket member in a conventional automobile door trim.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Door trim for automobiles 14 Door pocket 20 Pocket escutcheon 30 Backing member 40 Pocket member 50 Shock absorbing member 51 Base plate 52 Spacer rib 55 Slit

Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B60J 5/00 B60J 5/04 B60R 21/02 B60R 21/04

Claims (4)

(57) [Claims] 1. A skin material (12) is adhered to the surface of a core material (11) formed in a required shape, and a pocket (1) is formed on a lower side.
4) In the interior part for automobiles provided with 4), the backing member (30) mounted inside the pocket (14) is a box-shaped pocket member (40) constituting each wall panel of the pocket (14). ) And a shock absorbing member (50) integrally formed on the side of the pocket member (40) and inserted between the lower part of the interior part (10) and the vehicle body panel (60) , An interior part for automobiles, which is fixed to an interior part (10) with screws . 2. The shock absorbing member (50) includes a flat base plate (51) attached to the back surface of the core (11) of the interior component (10), and the base plate (5).
The automotive interior part according to claim 1, further comprising a grid-like spacer rib (52) integrally formed on the back surface of (1) and extending in the vertical and horizontal directions. 3. The shock absorbing member (50) includes a flat base plate (51) attached to the back surface of the core (11) of the interior component (10), and the base plate (5).
2. The interior part for a vehicle according to claim 1, wherein the interior part comprises a honeycomb-shaped spacer rib integrally formed on the back surface. 4. The interior part for an automobile according to claim 2, wherein a slit ( 55 ) for accelerating fracture is formed in the spacer rib (52) along a height direction of the rib.