JPH04159151A - Corner bracket for automobile - Google Patents

Abstract

PURPOSE:To form locking claws simply with less mandays and at low cost by forming an approximately triangular corner bracket of a sheet metal insert covered with polymeric elastic material in such a way as to include a rear view mirror fitting part, and providing an insert body extendedly with the locking claws for locking the lock legs of a cover plate. CONSTITUTION:A corner bracket is formed by covering the upper triangular part of a sheet metal made insert with polymeric elastic material, and a rear view mirror fitting part 1 is formed at this approximately triangular part. A recessed part 3 with a part of an insert body 11 exposed thereon is provided on the vehicle interior side of the rear view mirror fitting part 1, and a cover plate 5 is fitted to the interior side of the rear view mirror fitting part 1 including the recessed part 3. In order to fit this cover plate 5, two lock legs 5a are protrusively provided at the lower part of the cover plate 5. In this case, opening parts 17 for inserting locking claws 15 are provided at the lower part of the insert body 11, and on one side of an exterior side insert 12, two locking claws 15 for locking the lock legs 5a are formed integrally and protrusively in the state of being bent upward from inside.

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a corner bracket that is attached to a front door of an automobile as a bracket for attaching a door mirror.

<Prior art> As a bracket for mounting a door mirror, it closes the angle between the door belt line in the closed state and the inclined pillar in a sashless door, or the angle between the door belt line and the slanted sash in a sash door. There is a corner bracket configured to fit on the front door.

Conventionally, as such a corner bracket,
A corner bracket having a structure described in Japanese Patent No. 163439 is known. This corner bracket
As shown in FIGS. 1 and 12, a sheet metal insert 31 is coated with a polymeric elastomer material to form a covering part 32, a glass run part having a lip on one side of the upper part is formed, and a lower sheet metal insert 31 is coated with a polymeric elastic material. The fixing leg part 33 is formed on the side, and the door mirror mounting part is provided at the top center on the outside of the car, and the bolts and nuts for fixing the door mirror are exposed on the inside of the car, so the corner bracket of the car is not fixed. A cover plate 34 made of synthetic resin is attached to the inside (inside) for blindfolding.

This cover plate 34 is usually removably fixed by fitting the upper part of the cover plate 34 into a mounting leg with a bulged tip and a hole provided on the bracket side, and the lower part of the cover plate 34 is , a locking leg 34a protruding from the lower part of the cover plate 34,
The sheet metal insert 31 is fixed by being engaged with a cut-out claw 31a provided on a part of the sheet metal insert 31.

<Problems to be Solved by the Invention> However, the claw 31 that locks the locking leg 34a of the cover plate 34
a is formed by cutting and bending the sheet metal insert 31, a large opening 31b is formed in the center of the sheet metal insert 31.
For example, if the cover plate has two or more locking legs and it is necessary to provide two or more cutting claws, the sheet metal insert 31 will have a plurality of large openings.
There was a possibility that the strength of the sheet metal insert 31 would be reduced.

For this reason, it has been considered to form the claws that lock the locking legs 34a of the cover plate 34 as separate members and weld the claws of the separate member to predetermined positions on the sheet metal insert. When fixing by welding, it is difficult to increase the precision of mounting dimensions, which complicates the manufacturing process and increases manufacturing costs.

The present invention has been made in order to solve the above-mentioned problems, and it is possible to easily form a locking pawl for a locking leg of a cover plate with a small number of man-hours and at a low cost without causing a decrease in the strength of the sheet metal insert. Means for Solving the Problems In order to achieve the above object, the corner bracket for an automobile of the present invention provides a corner bracket for an automobile in which the door belt in the closed state of the front door is fixed. A substantially triangular door mirror mounting portion is formed on the sheet metal insert and coated with a polymeric elastic material, and has a shape that closes the angle between the line and the inclined sash or the inclined pillar. A glass lip portion into which the front end of the door glass is inserted is formed, and the sheet metal insert includes an insert body having a portion inserted into the inside glass lip portion, and an outside insert body having a portion inserted into the outside glass lip portion. In this corner bracket for an automobile, the cover plate is attached to the inside of the vehicle at the side mirror mounting portion by locking its locking leg, and an opening is located at the position of the locking leg of the cover plate in the insert body. A locking pawl for locking the locking leg is formed in a part of the insert on the outside of the vehicle, and the locking pawl extends from the outside of the vehicle to the inside of the vehicle through the opening. An outer insert is fixed and configured.

According to the corner bracket having such a configuration, the locking pawl that locks the locking leg of the cover plate installed on the inside of the vehicle extends to a part of the insert on the outside of the vehicle, and An opening is formed at the location where the locking leg is located, and when the insert on the outside of the vehicle is fixed in position with respect to the insert body, the locking claw is configured to protrude from the outside of the vehicle to the inside of the vehicle through the opening. The opening provided in the insert body may be smaller than the conventional cut-and-raise claw, and the strength of the sheet metal insert will not be reduced. In addition, the locking claw for locking the cover plate can be easily formed with high dimensional accuracy by simply forming the position of the opening accurately and fixing the insert on the outside of the vehicle so that the locking claw protrudes through the opening. be able to.

<Example> Embodiments of the present invention will be described below based on the drawings.

Fig. 7 shows a front view of the automobile corner bracket (attached to the right front door) as seen from the inside of the car, Fig. 8 shows its right side view, and Fig. 1 shows the inside of the corner bracket. Figure 3 shows a front view of the insert.

First, the general structure of the corner bracket will be explained with reference to FIGS. 7 and 8. This corner bracket has a fixed leg part 1
The upper triangular part of a sheet metal insert having 3.14 at the bottom is coated with a polymeric elastic material, and the door mirror mounting part 1 is formed in the coated approximately triangular part.

The door mirror attachment part 1 has a shape that closes a narrow angle between the closed door belt line and the inclined sash or the inclined pillar of the front door, and the front end of the door glass is inserted into the side thereof. A glass lip portion 2 is formed for this purpose, and the glass lip portion 2 is composed of an outer side glass lip portion 2a and an inner side glass lip portion 2b.

As shown in FIG. 7, a recess 3 in which a part of the insert body is exposed is provided on the inside of the door mirror attachment part 1 for the door mirror attachment operation, and the door mirror is fixed to the exposed insert body part. A fixing hole 16 is provided for this purpose.

A triangular cover plate 5 made of synthetic resin is attached to the inside of the door mirror attachment part 1 including the recess 3. In order to attach the cover plate 5, a mounting leg is provided to protrude from the inside of the upper part of the cover plate, and two locking legs 5a are provided to protrude from the lower part of the mounting leg.

On the other hand, a fitting hole 4 for fitting the mounting leg of the cover plate 5 is formed in the coating layer above the recess 3 on the inside of the door mirror mounting part, and a fitting hole 4 for fitting the mounting leg of the cover plate 5 is formed in the bottom of the recess 3 as shown in FIG. As shown, a locking leg 5 protruding from the lower part of the cover plate 5
The slit-shaped hole for inserting a is the locking claw 1 described later.
Formed inside 5.

Next, the structure of a sheet metal insert disposed inside the corner bracket will be explained with reference to FIGS. 1 to 6.

This insert consists of an insert main body 11 and an insert 12 on the outer side of the vehicle (Fig. 5). A fixed leg portion 13 is provided at the lower part of the insert main body 11, and a fixed leg portion 14 is provided on the lower part of the outer insert 12. Sections 13, 14 are provided with fixing holes for fixing to the door panel.

As shown in FIG. 1, the insert main body 11 has a portion 11a on its negative side that is inserted into the inside glass lip portion 2b of the corner bracket, and a fixing hole 16 for attaching a door mirror in the center portion. Openings 17 are provided at two predetermined positions below the openings 17 through which locking claws 15, which will be described later, are inserted.

The vehicle exterior insert 12 has a portion 12 inserted into the vehicle exterior glass lip portion a of the corner bracket on its negative side.
a, and furthermore, two locking claws 15 for locking the locking legs 5a of the cover plate 5 are integrally formed on the vehicle outer insert, projecting upwardly from the inside ( Figures 5 and 6).

As shown in FIG.
The inserts 12 on the outside of the vehicle are stacked at the outside measurement position of the insert body 11 so that the locking claws 15 protrude from the outside of the vehicle to the inside of the vehicle through the openings 17 of the insert body 11, and spot welding etc. are performed at multiple locations. are fixed to each other.

In this way, the opening 17 of the insert main body 11 can be made small enough to allow the locking claw 15 to be inserted therethrough, so that the strength of the insert main body 11 is not reduced. Furthermore, if the position of the opening 17 is formed accurately, the position of the locking claw 15 inserted therein will also be accurately determined, and the locking claw 15 for locking the cover plate can be placed on the insert with high dimensional accuracy. Can be easily formed.

Then, the corner bracket is made by placing the insert with the above structure into a mold with a predetermined shape, and injecting an elastic polymer material such as PVC, PVC/NBR polyblend, or EPDM by transfer or injection, as shown in Figure 7. molded into a shape.

The corner bracket having the above structure is placed in a position to close the narrow corner on the front pillar side or the inclined sash side of the front door of an automobile, and is mounted by screwing the fixing leg portions 13 and 14 to the door panel.

Then, a door mirror (not shown) is fixed to the outside of the vehicle side of the door mirror mounting portion 1 by inserting a door mirror side bolt into the fixing hole 16 of the recess 3 and tightening a nut screwed from the inside side of the vehicle. Thereafter, a cover plate 5 for blindfolding is installed on the inside of the vehicle, and the two locking legs 5a at the bottom of the cover plate 5 are inserted into the slit-shaped holes provided inside the locking claws 15 on the side where the door mirror is attached. The mounting leg is fitted into the fitting hole 4 and fixed.

<Effects of the Invention> As explained above, according to the corner bracket for an automobile of the present invention, the sheet metal insert is inserted into the insert body having a portion to be inserted into the inside glass lip portion and into the outside glass lip portion. In the corner bracket, the locking leg of the cover plate in the insert body is located in the corner bracket, which is configured of a corner bracket having a section on the outside of the vehicle, and a cover plate is attached to the inside of the vehicle of the door mirror mounting portion by locking its locking leg. An opening is formed at the location, and a locking claw for locking the locking leg extends through a part of the vehicle outer insert.
Since the insert on the outside of the vehicle is fixed to the insert body so that the locking claw protrudes from the outside to the inside of the vehicle through the opening, the opening provided in the insert body does not need to be cut out like a conventional cut-out claw. It can be formed smaller and does not reduce the strength of the sheet metal insert, and the cover plate can be locked by simply forming the opening position accurately and fixing the outer insert with the locking claw protruding through the opening. It is possible to easily form a locking claw for use with high dimensional accuracy.

[Brief Description of the Drawings] Figures 1 to 10 show one embodiment of the present invention, with Figure 1 being a front view of the insert, Figure 2 being a right side view thereof, and Figure 3 being the same as that shown in Figure 1. ■-■ sectional view, Fig. 4 is a XX sectional view of the same, Fig. 5 is a front view of the insert on the outside of the vehicle, Fig. 6 is its right side view, Fig. 7 is a front view of the inside of the corner bracket, Fig. 8 is a right side view thereof, Fig. 9 is a sectional view taken along line IX-IX of Fig. 7, Fig. 10 is a sectional view taken along line XX of Fig. 7, Fig. 11 is a front view of the conventional corner bracket, and Fig. 12 is a sectional view of the conventional corner bracket. It is the II-II expanded sectional view. DESCRIPTION OF SYMBOLS 1...Door mirror attachment part, 2...Glass lip part, 2a...Vehicle exterior glass lip part, 2b...Vehicle interior glass lip part, 5...Cover plate, 5a...Locking leg , ] 1... Insert main body, 12... Vehicle outside insert, 13.14... Fixed leg portion, 15...-locking claw, 17... Opening. Patent application: Toyoda Gosei Co., Ltd. Patent attorney Ii 1) Akio; Nia) (-2, Isamu, Figure 1, Figure 6, Figure 2, Figure 5, Figure 3, Figure 9vA, Figure 7, Figure 8)

Claims (1)

[Claims] A substantially triangular door mirror mounting portion is formed in a sheet metal insert and coated with a polymeric elastic material, and has a shape that closes an angle between a door belt line in a closed state and an inclined sash or an inclined pillar in a front door. A glass lip part into which the front end of the door glass is inserted is formed on the side of the door mirror mounting part, and the sheet metal insert is inserted into an insert body having a part to be inserted into the inside glass lip part and into the outside glass lip part. In the corner bracket for an automobile, the cover plate is attached to the inner side of the door mirror mounting portion by locking its locking legs, and the cover plate is fixed to the insert body. An opening is formed at the location where the leg is located, and a locking claw for locking the locking leg is provided in a part of the vehicle outer insert, and the locking claw is inserted into the vehicle from the outside of the vehicle through the opening. A corner bracket for an automobile, characterized in that the outer insert is fixed to the insert main body so as to protrude inwardly.