JPH08268074A - Connecting arm structure of slide door - Google Patents

Abstract

PURPOSE: To prevent generation of the positional deviation of a connecting arm to connect a slide door to a vehicle body even when line opening/closing is repeated by providing an extension part on a main arm, and providing a door side stopper part which is collided with a vehicle body side stopper part in fully opening/closing the door to regulate the slide. CONSTITUTION: An upper guide rail is provided along the upper edge of a door opening part of an automobile body, and the rolling of an upper roller 8 is guided by the guide rail. The upper roller 8 is supported by a connecting arm 13 consisting of a main arm 11 and a sub arm 12, and a body part 11a of the main arm 11 is extended in the in-cabin direction farther than the part to support the upper roller 8 of the sub arm 12, and a door side stopper part 11f to be collided with a fully-opened upper stopper is provided on the surface where a part in the in-cabin direction is more directed toward the rear part of the automobile of an extension part 11e than a long hole 11c. No play is generated between the main arm 11 and the sub arm 12 even when the opening/ closing is repeated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting arm structure for a slide door.

[0002]

2. Description of the Related Art Heretofore, as a connecting arm structure of a slide door, for example, one described in Japanese Utility Model Publication No. 58-11611 has been known. In this conventional sliding door connecting arm structure, the main arm is fixed to the sliding door,
A main roller is rotatably supported on the main arm, and a sub arm (guide arm) is attached to the main arm.
Was connected so that its mounting position could be adjusted in the vehicle width direction by a long hole, bolts and nuts, and a guide roller was rotatably mounted and a rubber stopper was mounted on this sub-arm. The guide roller rolls in a guide rail provided on the vehicle body, while the main roller slides on a flat base.

Therefore, when the slide door is attached to the vehicle body, the sub-arm is temporarily fixed to the main arm with bolts while the guide roller is installed on the guide rail, and then the position of the slide door outer plate with respect to the vehicle body outer plate is confirmed. , If the positions of both are misaligned, loosen the bolts and move the main arm and the sub-arm in the vehicle width direction within the range in which they can move relative to the oblong hole, thereby moving the slide door in the vehicle width direction and moving the slide door. Adjust the position and tighten the bolts after completing this adjustment.

Further, when the sliding door is slid to be fully opened or fully closed, the rubber stopper provided on the sub arm collides with a vehicle body side stopper provided near the guide rail of the vehicle body to restrict the sliding.

[0005]

SUMMARY OF THE INVENTION In the above conventional structure,
The elongated hole of the sub arm is fastened to the hole of the main arm with bolts and nuts so that the sliding door outer plate position can be adjusted with the vehicle body outer plate position, but the rubber attached to the sub arm when the sliding door is opened and closed. When the stopper collides with the vehicle body side stopper, this impact is transmitted from the sub arm to the main arm via the bolt and the slot, and when opening and closing is repeated, the fastening force of the bolt loosens and rattles, causing sliding door There is a problem that the position may be displaced.

The present invention has been made by paying attention to the above-mentioned conventional problems, and a connecting arm for connecting a slide door to a vehicle body is divided into two arms, a first arm and a second arm, and a mounting position of the slide door. The structure is such that the main arm and the sub-arm can be adjusted even if opening and closing are repeated even though the structure is such that the connecting arm collides with the vehicle body when the sliding door is slid to regulate the fully open or fully closed position. It is an object of the present invention to provide a slide door connecting structure in which there is no play between the doors.

[0007]

In order to achieve the above object, the present invention relates to a sliding door connected to a vehicle body through a connecting arm, and the connecting arm includes a main arm fixed to the sliding door and a vehicle body. It is composed of a sub arm on which a roller for rolling a guide rail provided is attached, and the main arm and the sub arm are elongated holes extending in the vehicle width direction and are fastened to both arms by being inserted into the elongated holes. In the connecting arm structure of the slide door, which is fixedly adjusted by adjusting the mounting position of the sub arm in the vehicle width direction by the fastening means, the main arm is extended to a position where the main arm overlaps with the roller in the sliding direction or a vicinity thereof. The extended portion is provided with a stopper portion on the vehicle body side provided near the guide rail of the vehicle body when fully extended or fully closed. Has a structure in which the door-side stopper portion for regulating the sliding and impact is provided.

While the main arm is fixed to the upper part of the slide door and the elongated hole is formed in the sub arm,
The fastening means may be composed of a weld nut fixed to the upper surface of the main arm and a bolt fastened to the weld nut from below.

[0009]

According to the present invention, when the slide door is slid, the door side stopper portion provided on the extension of the main arm at the fully open position or the fully closed position is provided on the vehicle body side stopper portion provided near the guide rail of the vehicle body. The slide is regulated by colliding with the section. At this time, the impact of the collision is directly input from the main arm to the slide door and is not transmitted between the sub arm and the main arm. Therefore, backlash does not occur in the elongated hole between the main arm and the sub arm and the fastening means. Claim 2
In the invention described above, when performing the work of connecting the slide door to the vehicle body, when adjusting the assembling position of the slide door, the slide door is opened and the bolt is inserted from the side of the door opening below the connecting arm. Work to tighten and loosen.

[0010]

Embodiments of the present invention will be described with reference to the drawings.

FIG. 2 is a perspective view showing a main part of an automobile to which the sliding door connecting arm structure according to the embodiment of the present invention is applied. A door opening 1 is formed on a side portion of a vehicle body. 1, an upper guide rail 2 is provided along the upper edge of the door opening 1, and a lower guide rail 3 is provided along the lower edge of the door opening 1. The lower guide rail 3 extends rearward from the middle of the rear end of the door opening 1 to the rear. A guide rail 4 is provided. Further, a fully open upper stopper (vehicle body side stopper portion) 5 made of rubber is provided at a position slightly below the rear end portion of the upper guide rail 2.
A fully open lower stopper 6 is provided near the rear end of the lower guide rail 3.

Each of the guide rails 2, 3 and 4 is provided with an upper roller 8 provided on the upper front end of the slide door 7.
And the lower roller 9 provided at the lower front end of the slide door 7 and the rear roller 10 provided at the intermediate portion of the rear end of the slide door 7 to guide rolling.
It is applied to the upper roller 8.

FIG. 1 is a perspective view of the structure of the embodiment, in which the upper roller 8 is supported by a connecting arm 13 composed of a main arm 11 and a sub arm 12. The main arm 11 has bolts 14, 14 on the upper end of the slide door 7.
It is fixed by. As shown in the figure, the main arm 11 has a main body portion 11a which is formed in a substantially U-shaped cross section and extends in the vehicle width direction, and a front and rear portion of an end portion of the main body portion 11a on the door side (arrow FR in the figure) And a flange portion 11b formed on the front side of the vehicle. The flange portion 11b is bolted to the slide door 7.
In addition, a weld nut 15 is provided in a through hole (not shown) in the main body portion 11a, and elongated holes 11c and escape holes 11d that are long in the vehicle width direction are formed side by side in the vehicle interior direction. The escape hole 11d is longer and wider than the elongated hole 11c.

The sub arm 12 is fixed to the lower surface of the main body 11a of the main arm 11. That is, the sub-arm 12 is provided with a long hole 12a at one end, a restriction pin 12b at the middle, and a crimp hole 12c at the other end. The length of the elongated hole 12a is the same as that of the elongated hole 11c. Then, the sub arm 12 is brought into contact with the lower surface of the main body portion 11a of the main arm 11 to insert the regulating pin 12b into the elongated hole 11c from below as shown in the sectional view of FIG. From the bottom, oblong hole 12a
Is fixed to the weld nut 15. Further, the caulking hole 1 is provided below the escape hole 11d.
The support shafts 8a that rotatably support the upper roller 8 are arranged so as to overlap each other, and penetrate through the escape hole 11d and the caulking hole 12c and are caulked from below.

Further, as shown in FIG. 1, the main arm 11
The main body 11a of the sub-arm 12 extends inward of the sub-arm 12 supporting the upper roller 8, and the extension 11e extends inward of the elongated hole 11c. A stopper contact surface (door-side stopper portion) 11f that collides with the full-open upper stopper 5 is provided on a surface of the extension portion 11e facing the vehicle rear side.

Next, the operation of the embodiment will be described.

A) At the time of assembling the vehicle body Before assembling the slide door 7 to the vehicle body, the sub arm 12 is assembled to the main arm 11 and temporarily fixed by the adjusting bolt 16, and the upper roller 8 is crimped.

Next, the slide door 7 is assembled to the vehicle body and the upper roller 8 is arranged in the upper guide rail 2. At this time, the outer plate position of the slide door 7 is properly assembled with respect to the outer plate position of the vehicle body. If there is a problem, the slide door 7 is opened, the adjustment bolt 16 is loosened from below the door opening 1 side, and the adjustment bolt 16 and the long hole 12a The same applies to the elongated hole 11c and the restriction pin 12b). The position of the slide door 7 is adjusted within a range in which they can be moved relative to each other, and the adjustment bolt 16 is tightened from below after the slide door 7 is placed at the regular position.

B) When the slide door is opened After the slide door 7 is assembled, when the slide door 7 is opened, when the fully open position is reached, the stopper contact surface 11f of the main arm 11 collides with the fully open upper stopper 5 and the slide is restricted. It At this time, the impact of the collision is directly input from the main arm 11 to the slide door 7, and is not transmitted between the sub arm 12 and the main arm 11. Therefore, the main arm 11 and the sub arm 12
There is no looseness in the elongated hole 12a between and and the adjusting bolt 16.

As described above, in the connecting arm structure of the slide door of this embodiment, the connecting arm 13 is divided into the main arm 11 and the sub arm 12, and the assembly position of the slide door 7 can be adjusted. However, when fully opened, the stopper contact surface 11f formed on the main arm 11
Is configured so as to collide with the full-open upper stopper 5 of the vehicle body, the impact upon colliding with the full-open upper stopper 5 at the time of full-open is input to the main arm 11 without passing through the sub-arm 12, and the position adjustment Since there is no input between the elongated hole 12a and the bolt 16 which is a structure for, there is an effect that there is no rattling at this portion.

Further, since the main arm 11 is provided with the extension portion 11e and the stopper contact surface 11f is arranged at a position overlapping the upper roller 8 in the front-rear direction, the fully-open upper stopper 5 is vertically overlapped with the upper guide rail 2. It will be placed in the position, and the fully open upper stopper 5
Is easy to position.

In the embodiment, the weld nut 15 is provided on the upper surface of the main arm 11 and the sub arm 1 is provided.
2 is arranged on the lower surface of the main arm 11 and the adjustment bolt 16
Since the head of the operator is directed downward, which is the side of the door opening 1, the work of tightening or loosening the adjustment bolt 16 is performed in the door opening 1
It can be performed from the side, that is, such work does not have to be performed from the upper side of the slide door 7, and an effect of excellent workability can be obtained.

Further, in the embodiment, the load transmitted between the main arm 11 and the sub arm 12 is the adjusting bolt 16
In addition to the long hole 12a, the restriction pin 12b and the long hole 11c share the work, and it is possible to prevent looseness in the adjusting bolt 16.

Although the embodiment has been described above, the specific configuration is not limited to this embodiment, and the present invention includes a design change and the like within a range not departing from the gist of the present invention.

For example, in the embodiment, it is applied to the connecting arm 13 that supports the upper roller 8, but it can also be applied to the arm that supports the lower roller 9 of the slide door 7. In this case, it is preferable to provide a weld nut on the lower surface of the main arm so that the bolt can be fastened from above, which allows the bolt to be fastened from the door opening side.

Further, in the embodiment, the example in which the invention is applied to the fully open stopper is shown, but it is also applicable to the fully closed stopper.

Further, in the embodiment, the rubber stopper is fixed to the vehicle body side stopper so that the contact surface of the main arm as the door side stopper collides with the rubber stopper. A stopper made of metal may be provided so as to collide with the contact surface on the vehicle body side.

[0028]

As described above, in the connecting arm structure of the slide door of the present invention, the main arm is
An extension is provided that extends to a position that overlaps the roller in the sliding direction or its vicinity.When this extension is fully opened or fully closed, it collides with a stopper on the vehicle body side that is provided near the guide rail of the vehicle body and slides A structure is provided with a door side stopper portion that regulates the above. As a result, when the door-side stopper portion and the vehicle-body-side stopper portion collide to regulate the slide, the impact of the collision is not directly input from the main arm to the slide door and is not transmitted between the sub arm and the main arm. There is no rattling in the elongated hole connecting the two arms and the fastening means, and therefore, it is possible to prevent the problem that the outer plate surface of the slide door is displaced from the outer plate surface of the vehicle body due to the rattling. Is obtained.

According to the second aspect of the present invention, the main arm is fixed to the upper portion of the slide door, and the elongated hole is formed in the sub arm, while the fastening means is a weld nut fixed to the upper surface of the main arm and the weld nut. Since it is composed of a bolt that is fastened to the nut from below, open the slide door when connecting the slide door to the vehicle body,
The bolt can be tightened or loosened from the side of the opening which is below the connecting arm, and the effect of facilitating the work of adjusting the connecting position of the slide door is obtained.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a connecting arm structure of a slide door according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of an automobile to which the embodiment structure is applied.

FIG. 3 is a cross-sectional view of an example structure.

[Explanation of symbols]

 2 Upper guide rail 5 Fully open upper stopper (vehicle body side stopper part) 7 Sliding door 11 Main arm 11e Extension part 11f Stopper contact surface (door side stopper part) 12 Sub arm 12a Oval hole 13 Connecting arm 15 Weld nut (fastening means) 16 Adjustment Bolt (fastening means)

Claims (2)

[Claims] 1. A sliding door is connected to a vehicle body via a connecting arm, and the connecting arm has a main arm fixed to the sliding door and a sub arm having a roller for rolling a guide rail provided on the vehicle body. The main arm and the sub arm are provided with an elongated hole extending in the vehicle width direction and a fastening means for fastening both arms by being inserted into the elongated hole to adjust the mounting position of the sub arm in the vehicle width direction. In the connecting arm structure of the slide doors that are fixedly connected to each other, the main arm is provided with an extension portion that extends to a position that overlaps the roller in the sliding direction or the vicinity thereof, and the extension portion is fully opened. Alternatively, when fully closed, a door-side stopper is provided that restricts sliding by colliding with a vehicle-side stopper provided near the guide rail of the vehicle. The connecting arm structure of the sliding door is characterized by being. 2. The main arm is fixed to an upper part of a slide door, the elongated hole is formed in a sub arm, and the fastening means is a weld nut fixed to an upper surface of the main arm and a lower part of the weld nut. The connecting arm structure for a slide door according to claim 1, wherein the connecting arm structure is composed of a bolt fastened from the.