JPH0834235A - Door trim structure for vehicle - Google Patents

Abstract

PURPOSE:To reduce the weight of a door trim and mount and regulate an assembly of an inner panel for a flange portion by utilizing a weather strip. CONSTITUTION:Reinforcing ribs 39 are formed at predetermined intervals in a curved section 36 of an upper board 35 of a door trim mounted through a positioning depression 26 formed in a flange section 25 of an inner panel. A projected rib 42 which regulates the longitudinal direction and the direction of height for the flange portion in correspondence to the positioning depression 26 is formed on the upper board 35 in such a manner that it can be fitted in the positioning depression 26. Fitting-in depression 40 are formed on an upper end face of the reinforcing ribs in such a manner that the flange portion can be fitted in. A weather strip AS on which a channel 48 is provided along an upper end face of each reinforcing rib is fixed to insert the flange portion between the channel and the fitting-in depression, and a positioning depression which regulates the direction of the thickness of the flange portion is formed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle door,
Specifically, it relates to the structure of a door trim attached to the inside of the door.

[0002]

2. Description of the Related Art Conventionally, a door trim 6 mounted on the interior side of a door 1 of a vehicle of this type has a predetermined thickness t on an upper portion of an inner panel 2 and a reinforcement 3 as shown in FIGS. A flange portion 4 having a predetermined height h is formed, and positioning recesses 5 having a width w are formed at predetermined intervals in the flange portion 4 and are attached to the flange portion 4. The door trim 6 is an inner panel. 2 is formed of a panel base material 7 and a skin material 8 in a predetermined shape capable of shielding the indoor side, and an upper base 10 for attaching to the flange portion 4 of the inner panel 2 is attached to the upper portion of the door trim 6. Has been.

The upper base 10 is formed by press-forming a steel plate material. As shown in FIG. 10, the upper base 10 is mounted on the trim 6 with a mounting piece 11 and a flange portion 4.
The base attachment piece 12 to be attached to the base piece is formed in a substantially hook shape in cross section, and the burring claw 13 is formed on the attachment piece 11 at a predetermined interval.
Is formed, and the convex ribs 14 are formed on the base mounting piece 12 so as to be fittable with the positioning recesses 5 formed in the flange portion 4, and the flange portion 4 is provided between the convex ribs 14. A hooking piece 15 is formed in a cut-and-raised shape so as to restrict the rattling of the thickness t. Further, the weather strip 1 having a channel 18 on the base mounting piece 12
A plurality of holes 16 for mounting 7 are provided therethrough. The upper base 10 thus formed is attached along the upper portion of the door trim 6 via the burring claws 13 formed on the attachment piece 11, and the weather strip 17 is attached to the hole 16 via the locking leg 19. Attached, this upper base 1
The convex rib 14 formed at 0 is fitted into the positioning recess 5 formed in the flange portion 4, and the engaging piece 15 is engaged with the flange portion 4 so that the door trim 6 has the positioning recess in the longitudinal direction and the height direction of the flange portion 4. 5 and the convex ribs 14, and the engaging pieces 15 are positioned in the thickness direction.

[0004]

However, the upper base 10 is formed by press-molding a steel plate material, and the burring claw 13, the convex rib 14 serving as a mounting reference, and the engaging piece 15 are used.
Since it is formed, the structure is complicated, and since it is made of metal, the weight is increased, the number of mounting steps is increased, and the cost is increased. The present invention has been made in order to solve the above-mentioned conventional problems. The conventional metal upper base can be eliminated to reduce the weight, and the weather strip can be attached to the flange portion of the inner panel. It is an object of the present invention to provide a door trim structure that can be easily assembled by restricting the attachment by utilizing.

[0005]

In order to solve the above technical problems, the present invention is a door trim mounted through a positioning recess formed in an upper flange portion of an inner panel of a door, the door trim being at least a lower board and an upper. The upper board is mainly formed by a curved bulging portion, and reinforcing ribs are formed on the inner surface of the curved portion at predetermined intervals to follow the curved portion. A convex rib that regulates the longitudinal direction and the height direction with respect to the flange portion is formed so that it can be fitted in the upper portion of the side surface in correspondence with the positioning concave portion formed in the flange portion, and
A fitting recess is formed at the corner of the upper end surface of the reinforcing rib so that the flange portion can be fitted, and a weather strip with a channel attached to the mounting base is fixed along the upper end surface of each reinforcing rib. The flange portion is inserted between the channel and the fitting recess portion, and the positioning recess portion for regulating the thickness direction of the flange portion is formed.

[0006]

With the above structure, between the convex rib formed on the upper board of the door trim, the channel of the weather strip attached along the upper end faces of the plurality of reinforcing ribs, and the fitting recess formed on the reinforcing rib. By attaching the positioning recess formed on the flange portion to the flange portion, the door trim is attached and regulated in the longitudinal direction, the height direction, and the thickness direction of the flange portion.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to the drawings. FIG.
1 is a cross-sectional view taken along the line AA of FIG. 1, and this door 21 is composed of an outer panel 22 and an inner panel 23, and a reinforcement 24 is attached to the upper side of the inner panel 23 so that the upper portion of the inner panel 23 is Is formed with a flange portion 25 having a predetermined thickness t and a predetermined height, and a positioning recess 26 is formed at a predetermined depth at predetermined positions near the left and right ends of the flange portion 25. (See Figure 4). A door trim 30 is attached to the inner side of the inner panel 23 thus formed.

The door trim 30 is made of a synthetic resin material or the like and is divided into a lower board 31 and an upper board 35. The lower board 31 can shield the inside of the inner panel 23 except a part thereof. A mounting portion 32, which is formed in a predetermined shape and to which the upper board 35 is mounted, is formed on the upper side.

The upper board 35 is shown in FIGS.
As shown in FIG. 2, a curved portion 36 that bulges toward the indoor side is mainly formed, and the upper board 35 is formed to have a mounting length to be mounted on the lower board 31, and a mounting portion of the lower board 31 is mounted on the lower end side of the curved portion 36. A mounting edge 37 is formed on the mounting portion 32 in a superposed manner, and a mounting hole 38 that is aligned with the mounting hole of the mounting portion 32 is formed through the mounting edge 37. Reinforcing ribs 39 having a predetermined width are formed on the inner side surface of the curved portion 36 at predetermined intervals along the longitudinal direction thereof, and the inner panel is formed at the lower corner of the upper end of each reinforcing rib 39. A fitting recess 40 for restricting fitting of the flange 25 is formed with a notch with a width t1 corresponding to the thickness t of the flange 25. In addition, for example, on every other upper end surface of the reinforcing rib 39, a caulking convex portion 41 that protrudes in a substantially triangular shape and crimps the weather strip 45 is formed. The inner edge corner of the curved portion 36 on the side of the upper end surface 39a can be fitted into the positioning recess 26 formed in the flange portion 25 of the inner panel 23 so that the mounting height of the door trim 30 and the flange. Substantially rectangular convex ribs 42 for positioning the longitudinal direction of the portion 25 are formed. A weather strip 45 is attached to the upper side of the upper board 35 formed in this way through a caulking convex portion 41.

The weather strip 45 is made of extruded rubber, vinyl chloride or the like, and has a mounting base 46 and lips 47a and 47b as shown in FIG. 5, and the mounting base 46 has a relatively wide band shape. The flange 46a is formed at the lower end. Further, the lips 47a and 47b have flocked hair. A channel 48 made of a thin plate material such as a steel plate material or a stainless steel plate material is attached to the attachment base portion 46, and the channel 48 corresponds to the caulking convex portion 41 formed on the reinforcing rib 39 of the upper board 35. The same convex portion 41
An insertion hole 49 is formed so as to allow the insertion.

The weather strip 4 formed in this way
Reference numeral 5 is a caulking convex portion 41 formed on the reinforcing rib 39 of the upper board 35 and is inserted into the insertion hole 49, and the convex portion 41 is caulked and attached by an ultrasonic device. In this attached state, the channel 48 of the weather strip 45 is attached to each of the reinforcing ribs 3.
The flange portion 2 of the inner panel 23 is in contact with the upper end surface of the inner rib 9 and the end surface of the convex rib 42, and between the fitting recess 40 formed in each reinforcing rib 39 and the channel 48.
The width t1 (t1 =
The positioning groove 50 of t) is formed.

The mounting edge 35 of the upper board 35 thus formed is overlapped with the mounting portion 32 of the lower board 31, and the mounting holes of the upper board 35 are aligned with each other and are connected by a clip or the like. 35
A skin material 51 is attached to the outer surface of the door trim 30 to form the door trim 30.

The door trim 30 formed in this way is
As shown in FIG. 5, a positioning groove 50 formed between the fitting recess 40 of each reinforcing rib 39 and the channel 48 of the weather strip 45 is inserted along the flange portion 25, and is formed on the left and right. By fitting and inserting the convex rib 42 into the positioning recess 26 formed in the flange portion 25, the door trim 30 is positioned and regulated in the width t direction of the flange portion 25 by the positioning recess groove 50, and also in the longitudinal direction with respect to the flange portion 25. And a convex rib 42 in the height direction
Positioning is regulated by.

As described above, in the door trim 30 of this embodiment, the reinforcing ribs 39 are formed on the inner surface of the upper board 35, which is mainly composed of the curved portions 36, at predetermined intervals so as to follow the curved portions 36, and the upper portions of the respective reinforcing ribs 39 are formed. A fitting recess 40 having a thickness t corresponding to the flange portion 25 of the inner panel 23 is formed at the inner edge corner on the end face 39a side, and the flange portion 25 of the inner panel 23 is formed on the inner side surface on the upper side of the curved portion 36. A protruding rib 42 is provided so as to be fitted in correspondence with the formed positioning recess 26, and a weather strip 45 having a channel 48 attached to an attachment base 46 is attached to the upper end surface 39a side of the reinforcing rib 39 to attach the same to the channel 48. Fitting recess 40
Since the positioning recess 50 for restricting the thickness t direction of the flange portion 25 is provided by the above, by using the weather strip 45 having this channel 48, the conventional metal upper base is eliminated. It is possible to reduce the weight of the door trim 30, and by attaching the weather strip 45, the positioning recess 50 for restricting the thickness t direction of the flange portion 25 is formed. Since the convex ribs 42 that regulate the longitudinal direction and the height direction are integrally formed on the upper board 35, it is not necessary to additionally provide positioning means, and the assembling work can be easily performed.
The cost can be reduced. Further, since the weather strip 45 is attached along the upper end surface 39a of each reinforcing rib 39, the weather strip 45 is firmly attached without meandering and the like and the engagement with the flange portion 25 and the weather strip function can be maintained. .

In the above embodiment, when the weather strip 45 is mounted on the upper board 35, a caulking convex portion 41 is formed on the upper end surface 39a of the reinforcing rib 39 and the caulking is performed by an ultrasonic device. However, the present invention is not limited to this. For example, as shown in FIGS. 6 and 7, a screw receiving portion 43 may be integrally formed inside the upper portion of the curved portion 36 and fixed by a screw 44. . The other configurations are the same. Further, in the above embodiment, the door trim 30 is divided into the lower board 31 and the upper board 35, but the door trim 30 may be an integrated door trim 30. .

[0016]

As described above, according to the present invention, the conventional metal upper base can be eliminated by attaching the weather strip having the channels along the upper end surface side of the reinforcing rib formed on the upper board as described above. As a result, the door trim can be made lighter, and a positioning recess for restricting the thickness direction of the flange is formed by attaching the weather strip, and a projection for restricting the longitudinal direction and the height direction with respect to the flange is formed. Since the ribs are integrally formed on the upper board, it is not necessary to provide any special positioning means, and the assembly work can be performed easily and the cost can be reduced. Since it is attached along the upper end face of the reinforcing rib, it can be firmly attached without meandering or the like, and can be locked to the flange portion 25 and the wetting. It is possible to maintain the lip function.

[Brief description of drawings]

FIG. 1 is a view of a door as viewed from the inside of a room.

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

FIG. 3 is a perspective view of an upper board.

FIG. 4 is a partially cutaway perspective view of an upper board, a weather strip, and a flange portion.

FIG. 5 is a cross-sectional view of attachment to a flange portion of the upper board.

FIG. 6 is a perspective view showing another embodiment of the upper board.

FIG. 7 is a cross-sectional view in which a weather strip is attached to the upper board of FIG.

FIG. 8 is a front view of a conventional door trim.

9 is a cross-sectional view taken along the line AA of FIG.

FIG. 10 is a perspective view showing a relationship between a conventional upper base and a flange portion of an inner panel.

[Explanation of symbols]

 21 door 23 inner panel 24 reinforcement 25 flange portion 26 positioning recess 30 door trim 31 lower board 35 upper board 36 curved portion 39 reinforcing rib 40 fitting recess 42 convex rib 45 weather strip 46 mounting base 48 channel 50 positioning recess

Claims (1)

[Claims] 1. A door trim which is attached via a positioning recess formed in an upper flange portion of an inner panel of a door, wherein the door trim is formed separately at least into a lower board and an upper board, and the upper board has a curved bulge. A curved portion is formed as a main body, and reinforcing ribs are formed on the inner side surface of the curved portion at predetermined intervals so as to follow the curved portion, and the upper portion of the inner side surface corresponds to the positioning recess formed in the flange portion. A convex rib that regulates the longitudinal direction and the height direction with respect to the flange portion is formed so that it can be fitted, and a fitting recess is formed at the corner of the upper end surface of the reinforcing rib so that the flange portion can be fitted. At the same time, along the upper end surface side of each reinforcing rib, a weather strip having a channel attached to the attachment base is fixed, and the flap is provided between the channel and the fitting recess. A vehicle door trim structure having a structure in which a flange portion is inserted and a positioning recess for regulating the thickness direction of the flange portion is formed.