JPH0976758A - Connecting part structure between door waist molding and door corner piece cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a connecting part structure between a door waist molding and a door corner piece cover, in which a closed section of a waist molding front end part can be closed without filling of a seal material, and a wind sound can be prevented and a quality feeling can be improved. SOLUTION: A partition wall part 14 of the substantially same form as the closed section of the front end part of a waist molding 8 is integrally formed on the rear projecting end part 13 of a connecting liner 12 fitted and fixed to the lower edge rear end part of an outer cover 5 of a corner piece, and the partition wall part 14 is fitted in the closed section of the front end part of the waist molding 8 to blockade the closed section, whereby it is possible to prevent an air current from flowing into the closed section to generate wind sound during running.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for connecting a door waist molding and a door corner piece cover of an automobile.

[0002]

2. Description of the Related Art FIGS. 4 to 6 show a conventional connecting structure between a door waist molding and a door corner piece cover, which is a corner between a door waist portion 2 of a door body 1 and a front side portion 3a of a door sash 3. The corner piece 4 is provided on the outer surface of the corner piece 4, and the outer surface of the corner piece 4 is covered with an outer cover 5 made of a corrosion-resistant metal material such as stainless steel.

A front side portion 3a of the door sash of the outer cover 5
The inclined front edge along with and the lower edge along the door waist portion 2 are formed as a series of channel-shaped sash portions 6.

On the other hand, on the door waist portion 2 of the door outer panel 7, a waist molding 8 made of a corrosion resistant metal material such as stainless steel is mounted.

The waist molding 8 has a flange portion 8a fixed to the waist flange 7a of the door outer panel 7 by a fastening member such as a clip (not shown) and a flange portion 8a.
and a skirt portion 8b that is bent from the upper edge of a and covers the door waist portion 2 including the flange portion 8a, and is attached to the door waist portion 2 to form a closed cross section.

The flange portion 8a has a plurality of main seal lips 9 that are in close contact with a door window panel (not shown),
The sub-seal lip 10 is integrally formed, and the end rubber 11 is integrally formed at the lower edges of the flange portion 8a and the skirt portion 8b.

The rear end portion of the sash portion 6 at the lower edge of the outer cover 5 and the front end portion of the waist molding 8 are made of a synthetic resin material fitted in the channel cross section of the rear end portion of the sash portion 6. It is connected through the liner 12 for.

Specifically, the rear projecting end portion 13 of the connecting liner 12 is formed so as to substantially conform to the back surface shape of the skirt portion 8b of the waist molding 8, and the rear projecting end portion 13 is formed. It is arranged to be inserted and fitted along the back surface of 8b for connection.

This similar structure can be obtained, for example, from Japanese Utility Model Laid-Open No. 63-85.
It is shown in Japanese Patent No.

[0010]

Since the sash portion 6 at the lower edge of the outer cover 5 and the waist molding 8 have different cross-sectional shapes, and the waist molding 8 is higher in molding height than the sash portion 6, this sash portion is formed. The closed cross section of the waist molding 8 is opened at the connecting portion between the rear end of the portion 6 and the front end of the waist molding 8.

If the closed section of the waist molding 8 is left open, not only will the airflow flow into the closed section of the waist molding 8 during running, but unpleasant wind noise will be generated.
The inside of this closed section can be seen from the outside, and the sense of quality is impaired.

For this reason, conventionally, a sealing material called an Eptseal is filled in the closed cross section of the front end portion of the waist molding 8 to close the closed cross section. The number of parts and man-hours increase, which inevitably increases costs.

Therefore, according to the present invention, the door waist molding which can close the closed cross section of the front end portion of the waist molding with a simple structure and can prevent wind noise and improve the quality feeling without increasing the cost. And a door corner piece cover connection structure.

[0014]

According to a first aspect of the present invention, a connecting liner is provided at a rear end of a lower edge of an outer cover that covers a corner piece arranged at a corner between a door waist portion and a front side portion of a door sash. In a structure in which the projecting end of the connecting liner is fitted and fixed in the closed cross section of the front end of the waist molding attached to the waist of the door outer panel, and the connecting liner is connected On the side protruding end,
It is characterized in that a partition wall portion that is formed in substantially the same shape as the closed cross section of the front end portion of the waist molding and that closes the closed cross section is integrally molded.

According to the structure of the first aspect, the partition wall of the rear projecting end of the coupling liner fits within the closed cross section of the front end portion of the waist molding to close the closed cross section, so that the running At times, the airflow does not flow into the closed cross section of the waist molding to generate wind noise, and the closed cross section can be closed without a gap to improve the quality.

Moreover, since the rear edge of the outer cover and the front edge of the waist molding can be rigidly connected to each other by fitting the partition wall, the rear edge of the outer cover and the front edge of the waist molding are connected. The torsional rigidity of the part can be increased.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings.

1 to 4, the outer surface of a corner piece 4 disposed at the corner between the door waist portion 2 of the door body 1 and the front side portion 3a of the door sash 3 is covered to form a corrosion-resistant metal material such as stainless steel. The outer waist cover 5 is attached to the door outer panel 7, and the door waist portion 2 of the door outer panel 7 has a flange portion 8a fixed to the waist flange 7a and the door waist portion 2 formed by bending from the upper edge of the flange portion 8a. A waist molding 8 made of a corrosion-resistant metal material such as stainless steel having a skirt portion 8b for covering is attached, and the flange portion 8a has a plurality of main seal lips 9 that are in close contact with a door window panel (not shown), and a sub seal. The seal lip 10 and the flange portion 8a are integrally formed.
And that the end rubber 11 is integrally formed on the lower edge of the skirt portion 8b,

A joint liner 12 made of a synthetic resin material is fitted and fixed in the rear end portion of the sash portion 6 having a channel-shaped cross section at the lower edge of the outer cover 5, and the rear projecting end portion of the joint liner 12 is fixed. The basic configuration is the same as that of the conventional one, such as that 13 is fitted in the closed section of the front end portion of the waist molding 8 to connect the sash portion 6 and the waist molding 8.

A partition wall portion 14 having substantially the same shape as the closed cross section of the front end portion of the waist molding 8 is integrally formed on the rear projecting end portion 13 of the connecting liner 12, and the partition wall portion 14 is formed. Is fitted into the closed cross section of the front end portion of the waist molding 8 to close the closed cross section.

In this embodiment, the rear projecting end portion 13 of the connecting liner 12 is formed so as to be slidably fitted to the back surface of the lower half portion of the skirt portion 8b of the waist molding 8. The partition wall portion 14 is integrally formed in a block shape on the upper side portion of the portion 13, and the front surface of the partition wall portion 14 is the waist molding 8
Are aligned flush with the front edge of the rear projection edge 13 and the rear edge of the partition 14 and the rear edge of the partition wall 14 are chamfered to facilitate fitting within the closed cross section of the waist molding 8. It is molded.

According to the structure of the above embodiment, the partition wall portion 14 of the rear projecting end portion 13 of the joining liner 12 is fitted into the closed cross section of the front end portion of the waist molding 8 to form the closed cross section. Since it is closed, the airflow does not flow into the closed cross section of the waist molding 8 during traveling and an unpleasant wind noise is not generated, and the closed cross section can be closed without a gap to improve the quality. .

In particular, in this embodiment, since the front side surface of the partition wall portion 14 and the front end edge of the waist molding 8 are flush with each other, the appearance can be improved and the quality can be further enhanced.

Moreover, since the rear end portion of the sash portion 6 of the outer cover 14 and the front end portion of the waist molding 8 can be rigidly joined by fitting the partition wall portion 14, the connecting portion between the sash portion 6 and the waist molding 8 is connected. The torsional rigidity of can be improved.

[0025]

As described above, according to the present invention, the following effects can be obtained.

According to the first aspect of the present invention, the partition wall portion integrally formed with the rear projecting end portion of the connecting liner fitted and fixed to the lower edge rear end portion of the outer cover covering the corner piece is substantially the same as the closed section of the waist molding. Since they are formed in the same shape and the partition wall portion fits within the closed cross section of the front end portion of the waist molding and closes the closed cross section, airflow flows into the closed cross section of the waist molding during traveling. Therefore, unpleasant wind noise is not generated, and the closed cross section can be closed without a gap, so that a sense of quality can be improved.

Moreover, since the rear edge of the outer cover and the front edge of the waist molding can be rigidly connected to each other by fitting the partition walls, the rear edge of the outer cover can be connected to the front edge of the waist molding. The torsional rigidity of the part can be increased.

Further, since the closed cross section of the waist molding is closed by the partition wall portion integrally formed on the rear protruding end of the joining liner, the number of parts is smaller than that of the conventional structure in which the sealing material is filled to close the closed cross section. Also, the number of work steps can be reduced and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a main part of an embodiment of the present invention.

FIG. 2 is a side view showing a connection state of the same embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a side view of an automobile door which is a target of the present invention.

FIG. 5 is an exploded perspective view showing a main part of a conventional structure.

6 is a cross-sectional view taken along the line BB of FIG.

[Explanation of symbols]

 1 Door Main Body 2 Door Waist Part 3 Door Sash 3a Front Side of Door Sash 4 Corner Piece 5 Outer Cover 7 Door Outer Panel 8 Waist Mall 12 Coupling Liner 13 Rear Projection End 14 Partition Wall

Claims (1)

[Claims] 1. A connecting liner is fitted and fixed to a lower edge rear end of an outer cover which covers a corner piece arranged at a corner between a door waist portion and a front side portion of a door sash, and a rear side of the connecting liner. In the structure in which the projecting end is fitted and connected in the closed cross section of the front end of the waist molding attached to the waist of the door outer panel, the rear projecting end of the coupling liner has a front end of the waist molding. The structure of the connecting portion between the door waist molding and the door corner piece cover, which is formed in substantially the same shape as the closed cross section and integrally formed with a partition wall portion closing the closed cross section.