JPH10315776A - Sliding door attaching structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a roller from slipping out of the inside of a guide rail in a space-saving state. SOLUTION: The base end side of an oscillating arm 26 is oscillatingly supported to a sliding door. A roller 34 is rotatably supported on the tip side of the oscillating arm 26, and the roller 34 is enclosed in an upper rail 14 formed in C-shape cross section. The upper rail 14 has a place cut out to form an engaging part 14A to be engaged with the roller 34, and this part is made a roller insert opening 36 that can insert the roller 34. A bracket 38 is fastened to an upper rail 14 part corresponding to the roller insert opening 36. A clip 40 is removably fitted to the upper rail 14 through the bracket 38 so as to close the roller insert opening 36 of the upper rail 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembling structure of a slide door capable of preventing a roller from falling out of a guide rail in a space-saving manner.

[0002]

2. Description of the Related Art Conventionally, a sliding door which slides and opens and closes has been generally used as a rear door of a vehicle such as a light van.

In order to slide the door, three guide rails, upper, middle, and lower, are attached to the vehicle body, and an upper rail located at an upper part of the guide rail is installed inside the vehicle. The door and the upper rail installed inside the vehicle are connected by an arm extending from the slide door, and a roller supported at the tip end of the arm is guided by the upper rail.

[0004]

As shown in FIG. 8, in order to insert the roller 118 supported on the tip end of the arm 116 into the upper rail 114, the upper rail 1 is used.
14 has a structure in which an opening 117 is provided at the fully open end side of the sliding door 14 and a roller 118 is inserted, and the opening is closed by a cover 115 provided with a door stopper (not shown). It must be provided outside and a passage space for the roller 118 must be provided near the rear end of the rail of the body opening, and as a result, the opening amount of the slide door is reduced.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawback, and a roller insertion port is provided within a sliding range of a roller.
An object of the present invention is to provide an assembling structure of a slide door which can secure the opening of the slide door while retaining the roller from the guide rail with one touch.

[0006]

According to a first aspect of the present invention, there is provided an assembling structure of a sliding door, wherein the sliding door is slidably opened and closed with respect to a vehicle body, a roller rotatably supported on the sliding door side, and a sliding door. A guide rail having an insertion opening that extends along the sliding direction of the roller and guides the rollers while being housed therein and into which the rollers can be inserted, and is detachably attached to the guide rail to close the insertion opening of the guide rail. And a clip.

According to a second aspect of the present invention, there is provided an assembling structure of a slide door, which is slidably opened and closed with respect to a vehicle body, an arm having a base end supported by the slide door, and rotatably supported by a distal end of the arm. A guide rail extending in the sliding direction of the slide door to guide the roller while accommodating the roller and having an insertion opening formed as an opening through which the roller can be inserted; and a guide detachably attached to the guide rail. And a clip for closing an insertion opening of the rail.

The operation of the sliding door assembly structure according to the first aspect will be described below. A roller is rotatably supported on a slide door side which is opened and closed by sliding with respect to the vehicle body. A guide rail that extends along the sliding direction of the slide door and guides the roller while accommodating the roller has an insertion opening that is an opening through which the roller can be inserted, and a clip that closes the insertion opening of the guide rail is a guide rail. Attached detachably.

Accordingly, the roller is inserted from the insertion opening of the guide rail, and the roller is guided by the guide rail, and the slide door is opened and closed while sliding. However, by attaching the clip detachably attached to the guide rail,
This insertion opening is closed.

For this reason, even when the height of the rail cross section is reduced or the arm is swingable so as to swing, the insertion opening is closed by the clip after the roller is inserted from the insertion opening. Therefore, the roller does not come off from the insertion port.

That is, since a small member called a clip is employed, the roller can be prevented from coming off from the inside of the guide rail in a space-saving manner. Further, the roller can be prevented from coming off by a simple operation of attaching the clip, the workability is improved, and the manufacturing cost is reduced. Further, with this, at the time of main maintenance, it is possible to easily rearrange the rollers simply by removing the clip, thereby improving the maintainability.

The operation of the slide door assembling structure according to the second aspect will be described below. A roller is rotatably supported on the distal end side of an arm whose base end is supported by a slide door that is slidably opened and closed with respect to the vehicle body. A guide rail that extends along the sliding direction of the slide door and guides the roller while accommodating the roller has an insertion opening that is an opening through which the roller can be inserted, and a clip that closes the insertion opening of the guide rail is a guide rail. Attached detachably.

Therefore, a roller supported on the distal end side of the arm is inserted from the insertion opening of the guide rail, and the roller is guided by the guide rail to open and close the slide door while sliding. The insertion opening is closed by the attachment of a clip that can be attached.

Therefore, even when the height of the rail cross section is reduced, or when the arm is swingable and swings, the clip is inserted after the roller is inserted from the insertion slot. As a result, the roller is not detached from the insertion port.

That is, similar to the first aspect, since a small member called a clip is employed, it is possible to prevent the roller from coming off from the inside of the guide rail in a small space. Further, the roller can be prevented from coming off by a simple operation of attaching the clip, the workability is improved, and the manufacturing cost is reduced. With this, during maintenance,
The roller can be easily changed just by removing the clip, and the maintainability is also improved.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 to 7 show an assembling structure of a sliding door according to an embodiment of the present invention, and an embodiment of the present invention will be described with reference to these drawings.

As shown in FIGS. 1 and 2, an upper rail 14, a center rail 16 and a lower rail 18 are installed on a vehicle body in order from the upper side, facing the inner surface of a slide door 12 to which the present embodiment is applied. I have.

These upper rail 14 and center rail 1
6 and the lower rail 18 are formed so as to extend in the horizontal direction along the front-rear direction (X direction) of the vehicle 20 which is the sliding direction of the slide door 12.
2, when the sliding door 12 is moved to the outside of the vehicle body by at least the thickness of the sliding door 12,
Upper rail 14, center rail 16 and lower rail 1
The front portion of the vehicle 20 of FIG. 8 is curved toward the inside of the vehicle 20.

The upper rail 14 has a substantially C-shaped cross section as shown in FIG. 3, and is provided between the roof 22 of the vehicle 20 and the roof head lining 24 forming the inner wall of the vehicle interior space S. The upper rail 14 is provided with a component that guides upward (Z direction), which is a direction that intersects with the sliding direction (X direction) of the slide door 12 and is curved. I have. That is, the upper rail 14 serving as a guide rail is formed so as to become higher as it goes forward of the vehicle 20.

A sliding member is provided on the side of the sliding door 12 so that the sliding door 12 is guided by the upper rail 14, the center rail 16 and the lower rail 18 so as to be slidable. . Therefore, the slide door 12 is guided by the upper rail 14, the center rail 16 and the lower rail 18 in the front-back direction of the vehicle 20, which is the sliding direction, and opens and closes while sliding.

On the other hand, as shown in FIG.
The base end side of a swing arm 26, which is a slide member corresponding to No. 4, can swing vertically along a support shaft 30 to a base bracket 28 connected to the slide door 12 by riveting or screwing. It is supported by.
A torsion coil spring 32 is wound around the support shaft 30, and one end of the torsion coil spring 32 is locked in a hole 28 </ b> A formed in the base bracket 28, and the other end of the torsion coil spring 32 The side is locked by a hole 26 </ b> A formed in the swing arm 26. Therefore, the swing arm 26 is urged upward by the urging force of the torsion coil spring 32 provided on the base end side of the swing arm 26.

As shown in FIGS. 3 and 7, a roller 34 is rotatably supported at the tip end of the swing arm 26, and the roller 34 is formed in a substantially C-shaped cross section. By being stored in the swing arm 26
Is guided while being engaged with the upper rail 14.

That is, an engaging portion 14A extending inward of the upper rail 14 is provided below the upper rail 14 so as to have a substantially C-shaped cross section. The roller 34 accommodated in the upper rail 14 by the engaging portion 14A is provided. To prevent the roller 34 from coming out of the upper rail 14.

Further, as shown in FIGS. 4 and 5, in the middle of the upper rail 14 in the longitudinal direction, there is a cutout portion of the engaging portion 14A which engages with the roller 34. The cut portion is a roller insertion port 36 which is an opening into which the roller 34 can be inserted. A bracket 38 is fixed to a portion of the upper rail 14 corresponding to the roller insertion port 36 by welding or the like. A portion of the bracket 38 corresponding to the roller insertion port 36 and a central portion of the bracket 38 includes A pinched portion 38A formed in a character shape is provided to extend obliquely downward. Further, a through hole 38B penetrating the bracket 38 is formed in a portion on the upper side of the held portion 38A.

On the other hand, as shown in FIGS. 5 and 6, a pair of holding pieces 40A and 40B forming the clip 40 hold the held portion 38A, so that the clip 40 is fixed to the bracket 38. Further, a detachable engaging portion 40C extending from the holding piece 40A while being bent with respect to the holding piece 40A is formed on the distal end side of the holding piece 40A located at the upper part of the pair of holding pieces 40A, 40B. I have.

As described above, the clip 40 is attached to the bracket 3
8, is detachably attached to the upper rail 14 via the bracket 8, and the detachable engagement portion 40 </ b> C of the clip 40 is
The roller insertion opening 36 of the upper rail 14 is closed by projecting downward through the roller 34 through the through hole 38B.

Next, the operation of inserting the roller 34 into the upper rail 14 according to the present embodiment will be described.

As shown in FIG. 4, a roller insertion opening 36 formed by cutting out the upper rail 14 is provided in the upper rail 14 to which the bracket 38 is fixed. Can be inserted into the upper rail 14. And
A clip 40 whose central portion is bent so that the pair of holding pieces 40A and 40B contact each other is attached to the bracket 38.

That is, the clip 40 is pushed into the bracket 38 so that the clamped portion 38A of the bracket 38 is inserted between the pair of clamping pieces 40A and 40B, so that the clip 40 is attached to the bracket 38 as shown in FIGS. Attached to the upper rail 14 via a roller 38
Is completed in the upper rail 14.

Next, the operation of the present embodiment will be described. A roller 34 is rotatably supported on the distal end side of the swing arm 26 whose base end is supported by the slide door 12 that slides open and close with respect to the vehicle body. The upper rail 14, which extends along the sliding direction of the slide door 12 and guides the roller 34 while being housed therein, has a roller insertion port 36 which is an opening through which the roller 34 can be inserted, and closes the roller insertion port 36. A clip 40 is detachably attached to the upper rail 14.

Accordingly, the roller 3 supported on the tip side of the swing arm 26 from the roller insertion port 36 of the upper rail 14
The slide door 12 is opened and closed while the roller 34 is guided by the upper rail 14 and slides. The clip 40 is detachably attached to the upper rail 14.
6 is closed.

For this reason, in order to prevent the roof head lining 24 from projecting into the vehicle interior space S due to the storage portion of the upper rail 14 and to increase the vehicle interior space S, as in the present embodiment, the height of the rail cross section is increased. Is reduced so that the A dimension (shown in FIG. 7) is reduced and the swing arm 26 is swingable so as to swing.
4 is inserted from the roller insertion opening 36,
As a result, the roller insertion port 36 is closed, so that the roller 34 does not come off from the roller insertion port 36.

That is, since the small member called the clip 40 is adopted, the roller 34 from the inside of the upper rail 14 is
Can be prevented in a small space. Further, the roller 3 can be easily mounted by attaching the clip 40.
4 can be prevented, workability is improved, and manufacturing cost is reduced. Further, with this, at the time of main maintenance, the roller 34 can be easily rearranged simply by removing the clip 40, and the maintainability is also improved.

In the above-described embodiment, the clip 40 is attached to the upper rail 14 via the bracket 38.
The clip 40 may be directly attached to the. Further, although the swing arm 26 is capable of swinging, the arm may have a structure that does not swing.

[0035]

As described above, according to the present invention, it is possible to obtain an effect that the roller can be prevented from falling out of the guide rail in a small space.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a vehicle to which a slide door assembly structure according to an embodiment of the present invention is applied.

FIG. 2 is a perspective view for explaining opening and closing of the slide door to which the slide door assembly structure according to one embodiment of the present invention is applied, wherein a solid line is in a closed state and a two-dot chain line is in an open state; It is.

FIG. 3 is an enlarged sectional view of an assembling structure of the slide door according to one embodiment of the present invention.

FIG. 4 is an exploded perspective view of an assembling structure of the slide door according to the embodiment of the present invention.

FIG. 5 is an enlarged cross-sectional view of a structure of assembling the slide door at a portion corresponding to a view taken along arrow 5-5 of FIG. 4;

FIG. 6 is an enlarged perspective view of a main part of an assembling structure of the slide door according to one embodiment of the present invention.

FIG. 7 is an enlarged cross-sectional view of a structure of assembling the slide door at a portion corresponding to a view taken along arrow 7-7 of FIG. 4;

FIG. 8 is an enlarged sectional view of a main part of a slide door assembly structure according to the related art.

[Explanation of symbols]

 12 Slide door 14 Upper rail (guide rail) 26 Swing arm 34 Roller 40 Clip

Continued on the front page (72) Inventor Mamoru Nishihira 4-12 Oyamacho, Sagamihara City, Kanagawa Prefecture Inside (72) Inventor Zenji 4-12 Oyamacho, Sagamihara City, Kanagawa Prefecture Central Motor Corporation (72) Inventor Masakatsu Tsubouchi 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Motor Corporation (72) Inventor Ryoichi Fukumoto 2-1 Asahimachi, Kariya City, Aichi Prefecture Aisin Seiki Co., Ltd. (72) Invention Person Go Kamiya 2-1 Asahi-cho, Kariya-shi, Aichi Aisin Seiki Co., Ltd.

Claims (2)

[Claims] 1. A sliding door which is slidably opened and closed with respect to a vehicle body, a roller rotatably supported on the sliding door side, and which extends along a sliding direction of the sliding door to guide and accommodate the roller. A guide rail having an insertion opening through which a roller can be inserted, and a clip detachably attached to the guide rail to close the insertion opening of the guide rail, comprising: . 2. A slide door which is opened and closed by sliding with respect to a vehicle body, an arm whose base end is supported by the slide door, a roller which is rotatably supported by a distal end of the arm, and a sliding direction of the slide door. A guide rail having an insertion opening which is extended along and guides the roller while accommodating the roller and through which the roller can be inserted; a clip detachably attached to the guide rail to close the insertion opening of the guide rail; An assembly structure for a sliding door, comprising: