JPH11342745A - Automobile door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the manufacturing cost of a door while securing its rigidity. SOLUTION: This door is provided with a door body 7 consisting of an outer panel 1 and an inner panel 5, a door sash 17, a guide rail 21, a front frame 111 of the guide rail 21 and the door sash 17, and a reinforcing member 123 to be installed in a space surrounded at an upper edge of the door body 7, respectively. In this case, an end part at the side of the front frame 111 of the door sash 17 is installed so as to be situated on an upper edge of the door body 7, and installation between the front frame 111, the reinforcing member 123 of the door sash 17 and the door body 7 takes place and then three superposing parts 1a, 1b and 5a being superposed on the front frame 111 and the reinforcing member 123 of the door sash 17 are formed in the upper edge parts of both the outer and inner panels 1 and 5 of the door body 7, and thus these superposing parts 1a, 1b and 5a, the front frame 111 and the reinforcing member 123 of the door sash 17 are all locked together.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention comprises an outer panel and an inner panel provided in the vehicle width direction at a distance from the outer panel. The outer edges of the inner panel and the outer panel are connected to each other, and a slit is formed on the upper surface. A door body formed; a front frame projecting rearward and upward from a front end of an upper edge of the door body; and a rear frame projecting substantially upward from a rear end of the upper edge of the door body. The front frame, a door sash composed of an upper frame bridging the upper portion of the rear frame, and a middle portion of the front frame of the door sash,
A guide rail projecting toward the upper edge of the door body and serving as a window glass guide, and a guide member, a front frame of the door sash, and a reinforcing member provided in a space surrounded by an upper edge of the door body. Car door with

[0002]

2. Description of the Related Art As shown in FIG. 3, a front door of an automobile comprises an outer panel 1 serving as a body outer plate, and inner panels 3 and 5 whose outer edges are connected to the outer edge of the outer panel 1. A door body 7 having a slit S for raising and lowering the window glass; a front frame 11 projecting rearward and upward from a front end of an upper edge of the door body 7;
A door sash 17 comprising a rear frame 13 projecting substantially upward from a rear end of an upper edge of the door body, a front frame 11, and an upper frame 15 bridging the upper portion of the rear frame 13; A guide rail 21 that protrudes from an intermediate portion of the front frame 11 toward the upper edge of the door body 7 and serves as a window glass guide.
And the guide rail 21, the front frame 11 of the door sash 17,
It comprises reinforcing members 23 and 25 provided in a space surrounded by the upper edge of the door body 7.

[0003] The attachment of the door sash 17 and the reinforcing members 23 and 25 will be described with reference to FIG. The reinforcing member 23 provided inside the vehicle and the reinforcing member 25 provided outside the vehicle are provided to secure the rigidity of the door and to fill a gap.

When a door mirror is mounted, the door mirror is mounted using the reinforcing member 23. In particular, the reinforcing member 25 provided on the outside of the vehicle is provided to fill a gap at a joint (a portion C in FIG. 4B) between the guide rail 21 and the front frame 11 of the door sash 17.

That is, the guide rail 21 and the door sash 1
Since the concave shape sandwiching the edge of the window glass is formed in the cross-sectional shape of 7, the concave portion becomes a gap if it is merely abutted, and causes air suction noise when the vehicle travels.

In the door assembling process, the door sash 1
1, the guide rail 21, the reinforcing members 23 and 25 are integrated in advance by a method such as welding and assembled to the door body 7. The attachment of the door sash 11, the guide rail 21, the reinforcing members 23 and 25, and the door body 7 will be described with reference to FIG.

[0007] As shown in Fig. 1B, the front frame 11 of the door sash 17 is inserted through the slit S to the inside of the door body 7 to secure the rigidity of the entire door.

[0008]

The door having the above structure has the following problems. (1) Since the front frame 11 of the door sash 17 is inserted to the inside of the door body 7, the portion of the front frame 11 located inside the door body 7 includes a support member provided inside the door body 7. Complicated processing needs to be performed for the competition.

Since the cross-sectional shape of the door sash 17 itself is also a complicated cross-sectional shape, the processing cost is high, and it is preferable that the shape is as short as possible. (2) When a door mirror is attached to the reinforcing member 23,
The reinforcing member 25 needs to be processed at a place where there is a possibility of interference, and the cost increases.

[0010] The present invention has been made in view of the above problems, and an object of the present invention is to provide an automobile door capable of reducing costs while securing rigidity of the door. A second object is to provide an automobile door that can reduce the number of parts.

[0011]

According to a first aspect of the present invention, there is provided an outer panel and an inner panel provided apart from the outer panel in a vehicle width direction.
The inner panel, the outer edges of the outer panel are joined to each other, a door body having a slit formed on the upper surface, a front frame projecting rearward and upward from the front end of the upper edge of the door body, A door frame including a rear frame projecting substantially upward from a rear end of an upper edge portion of the door body, the front frame, an upper frame bridging an upper part of the rear frame, and a front frame of the door sash; A guide rail that projects toward the upper edge of the door body from an intermediate portion of the door body and serves as a guide for the window glass, and a space surrounded by the guide rail, the front frame of the door sash, and the upper edge of the door body. A reinforcing member provided, wherein the door sash is provided such that an end of the door sash on the front frame side is located above an upper edge of the door body, and the door sash has a front frame, Attachment of the reinforcing member to the door body The outer panel of the door body, the overlap portion that overlaps the front frame and the reinforcing member of the door sash is formed on the upper edge of the inner panel, and the overlap portion,
A front door of the door sash and a reinforcing member are fixedly attached to each other.

Since the front frame side end of the door sash is provided on the upper edge of the door main body, the length of the door sash can be made shorter than before, and the distance between the door sash and the support member can be reduced. Processing for connection is not required, and costs can be reduced.

On the other hand, the attachment of the front frame of the door sash, the reinforcing member and the door body is overlapped with the front frame of the door sash and the reinforcing member on the upper edges of the outer panel and the inner panel of the door body. The rigidity of the door can be secured by forming the overlapped portion and fixing the overlapped portion to the front frame and the reinforcing member of the door sash.

The invention according to claim 2 comprises an outer panel and an inner panel provided apart from the outer panel in the vehicle width direction. The outer edges of the inner panel and the outer panel are connected to each other, and a slit is formed on the upper surface. A door body formed; a front frame projecting rearward and upward from a front end of an upper edge of the door body; and a rear frame projecting substantially upward from a rear end of the upper edge of the door body. The front frame, a door sash composed of an upper frame bridging the upper portion of the rear frame, and a middle portion of the front frame of the door sash,
A guide rail projecting toward the upper edge of the door body and serving as a window glass guide, and a guide member, a front frame of the door sash, and a reinforcing member provided in a space surrounded by an upper edge of the door body. A concealing portion for filling a gap between an end face of the guide rail and a front frame of the door sash is formed on the reinforcing member.

A concealing portion is formed in the reinforcing member to fill the gap between the end face of the guide rail and the front frame of the door sash, so that one reinforcing member has conventionally filled the gap with two reinforcing members. Thus, the number of parts can be reduced.

In order to secure the rigidity of the reinforcing member, it is preferable that the reinforcing member has a bent portion.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The attachment of a reinforcing member and a door sash will be described with reference to FIG. The same parts as those in FIGS. 3 to 5 for explaining the conventional example are denoted by the same reference numerals, and the description thereof will be omitted.

In this embodiment, the guide rails 21 and
The front frame 111 of the door sash 17 and the reinforcing member 123 provided in the space surrounded by the upper edge of the door body have a gap between the end face of the guide rail 21 and the front frame 111 of the door sash 17, that is, the door. A concealing portion 125 is formed to fill the concave portion 113 sandwiching the edge of the window glass of the front frame 111 of the sash 17.

To ensure the rigidity of the reinforcing member 123 itself, a bent portion 127 is formed. 1, the door sash 17, the guide rail 21, and the reinforcing member 12 are used.
3 and the attachment to the door body 7 will be described.

The end of the front frame 111 of the door sash 17 is set so as to be located on the upper edge of the door body 7.
In addition, at the upper edge of the outer panel 1 of the door body 7, overlapping portions 1a and 1b overlapping with the front frame 111 and the reinforcing member 123 are provided.
However, in the upper edge portion of the inner panel 5, overlapping portions 5a that overlap the front frame 111 and the reinforcing member 123 are formed, respectively, and these overlapping portions 1a, 1b, 5a, the front frame 111, the reinforcing member 123, and Are fixed by welding or the like.

With the door having such a configuration, the following effects can be obtained. (1) Since the end of the door sash 17 on the front frame 111 side is located on the upper edge of the door main body 7, the length of the door sash 17 can be made shorter than before, and the support is possible. Processing for connection with the member is not required, and the cost can be reduced.

(2) The front frame 111 of the door sash 17, the reinforcing member 123, and the attachment of the door body 7 to the outer panel 1 of the door body 7, the upper frame of the inner panel 5, and the front frame 111 of the door sash 17 The overlapping portions 1a, 1b, 5a that overlap the reinforcing member 123 are formed, and the overlapping portions 1a, 1b, 5
a, the front frame 111 of the door sash 17 and the reinforcing member 1
By fixing the door 23, the rigidity of the door can be secured.

(3) The concealing portion 125 that fills the gap between the end face of the guide rail 21 and the front frame 111 of the door sash 17 is formed on the reinforcing member 123. In this case, only one reinforcing member 23, 25 is used to fill the gap, and the number of parts can be reduced.

(4) By forming the bent portion 127 on the reinforcing member 123, the rigidity of two reinforcing members can be ensured by one reinforcing member 123.

[0025]

According to the first aspect of the invention, the length of the door sash is reduced by providing the end of the door sash on the front frame side on the upper edge of the door body. It can be shorter than before, and processing for connection with the supporting member is not required, so that cost can be reduced.

The front frame of the door sash, the overlap between the reinforcing member and the door body, is overlapped on the upper frame of the outer panel and the inner panel of the door body by the front frame and the reinforcing member of the door sash. Forming the polymerized portion,
The rigidity of the door can be secured by fixing the front frame of the door sash and the reinforcing member.

According to the second aspect of the present invention, a concealing portion is formed in the reinforcing member to fill a gap between an end surface of the guide rail and a front frame of the door sash. Only one piece has been used to fill the gap, reducing the number of parts.

According to the third aspect of the invention, the rigidity of the reinforcing member can be ensured by providing the bent portion on the reinforcing member.

[Brief description of the drawings]

FIGS. 1A and 1B are diagrams illustrating a door sash, a guide rail, and a reinforcing member of a door according to an embodiment of the present invention, and are attached to a door body. FIG. The figure is a view as seen from the inside of the vehicle.

FIGS. 2A and 2B are diagrams illustrating attachment of a reinforcing member and a door sash according to an embodiment of the present invention viewed from the inside of the vehicle, wherein FIG. 2A is an exploded perspective view, and FIG. Figure and (c)
FIG. 3B is a cross-sectional view taken along a cutting line DD in FIG.

FIG. 3 is an exploded perspective view of a conventional automobile front door.

FIG. 4 is a view for explaining attachment of the reinforcing member and the door sash as viewed from the direction of arrow B (outside of the vehicle) in FIG. 3;
The figure is an exploded perspective view, and the figure (b) is a perspective view after assembly.

5A and 5B are diagrams illustrating attachment of a door sash, a guide rail, a reinforcing member, and a door body in FIG. 4; FIG. 5A is a perspective view seen from a direction of an arrow B in FIG. 3) is a view as seen from the direction of arrow A (inside the vehicle) in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Outer panel 1a, 1b overlap part 5 Inner panel 5a overlap part 7 Door body 17 Door sash 21 Guide rail 111 Front frame 123 Reinforcement member

Claims (3)

[Claims] A door body having an outer panel and an inner panel provided apart from the outer panel in a vehicle width direction, wherein the inner panel and an outer edge of the outer panel are connected to each other and a slit is formed on an upper surface; A front frame projecting rearward and upward from a front end of an upper edge of the door body, a rear frame projecting substantially upward from a rear end of an upper edge of the door body, the front frame, A door sash comprising an upper frame bridging the upper part of the rear frame; and a guide rail projecting from an intermediate portion of the front frame of the door sash toward the upper edge of the door body and serving as a window glass guide. A guide rail, a front frame of the door sash, and a reinforcing member provided in a space surrounded by an upper edge of the door body, wherein the door sash has an end on the front frame side. Is A front frame of the door sash, mounting of the reinforcing member and the door body on the outer panel of the door body, and the door sash on an upper edge of the inner panel. An automobile door, comprising: forming a superposed portion that overlaps with the front frame and the reinforcing member of (a), and fixing the superposed portion to the front frame and the reinforcing member of the door sash. 2. A door body comprising an outer panel and an inner panel provided apart from the outer panel in a vehicle width direction, wherein the inner panel and an outer edge of the outer panel are connected to each other, and a slit is formed on an upper surface of the door body. A front frame protruding rearward and upward from a front end of an upper edge of the door body, a rear frame protruding substantially upward from a rear end of an upper edge of the door body, the front frame, A door sash comprising an upper frame bridging the upper portion of the rear frame; and a guide rail projecting from an intermediate portion of a front frame of the door sash toward an upper edge of the door body and serving as a window glass guide. A guide rail, a front frame of the door sash, and a reinforcing member provided in a space surrounded by an upper edge portion of the door body, wherein the reinforcing member includes an end face of the guide rail; Serial vehicle door, characterized in that the formation of the veils to fill the gap between the front frame of the door sash. 3. The vehicle door according to claim 2, wherein a bent portion is provided on the reinforcing member.