JPH0716498Y2 - Stopper device when sliding door is opened - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to an opening stopper device for a sliding door provided in an automobile.

(Prior Art) Conventionally, the stopper at the time of opening this type of sliding door is usually
It is applied to a slide door provided on the side of a one-box type vehicle, and for example, ones shown in FIGS. 5 and 6 are known. Such a sliding door 1 is usually provided in parallel with the vehicle body panel 2 on the side of the vehicle body.
Mounting rollers 4,4 that roll on a few guide rails 3, respectively
The roller bracket 5, which is pivotally supported, is capable of opening and closing by moving on a predetermined locus. Further, the vicinity of the front end of the guide rail 3 is a curved portion 3a curved toward the indoor side, and when the slide door 1 is closed (see FIG. 5), the vehicle body panel 2 and the slide door 1 are closed.
The door outer panel 6 is designed to be located on the same plane. Therefore, the roller bracket 5
Is pivotally attached to the slide door side by a pivot 7, and is capable of following the trajectory change of the guide rail 3. Then, as shown in FIG. 6, when the slide door 1 is completely opened, it abuts on the stopper receiving portion 8 of the vehicle body panel 2 to regulate the slide amount of the slide door 1, and A stopper portion 9 for buffering a collision with the stopper receiving portion at the end of the opening operation is arranged at a predetermined position in the front portion of the inner surface of the slide door 1.

Further, as another conventional example, there is a device described in Japanese Utility Model Laid-Open No. 59-40467. In this device, at least the inner front end of the slide door is bulged toward the vehicle interior side, and the stopper is expanded. It is placed close to the outlet.

(Problems to be Solved by the Invention) However, the above-mentioned conventional examples have the following problems.

a. The stopper always protrudes from the inner surface of the slide door, which narrows the indoor space, and because such functional parts are exposed in the room, it does not look good.

b. Since dirt and dirt, etc. that had adhered to the stopper receiving surface of the vehicle body adhere to the stopper, it is easy to stain the clothes of the passengers.

c. Sliding door interior cannot be fully trimmed.

d. As the number of parts equipped in the sliding door interior increases, and the position and size of the stopper part are determined by functional elements, the degree of freedom in molding is limited.

(Means for Solving Problems) According to the present invention, a curved portion is formed which is fixed to the vehicle body side and whose front end portion is curved toward the interior side, and a straight general portion is formed behind the curved portion. A stopper device in which a slide door is guided by a guide rail and a link device that is swingably attached to the door and holds the door while sliding along the guide rail, and is swingably supported on the door side. And a stopper receiving portion provided on the vehicle body side, the amount of sliding of the door in the opening direction is restricted by the stopper device at the time of opening the sliding door, wherein the stopper device is provided so as to be retractable with respect to the inner surface of the door. The stopper device and the link device are connected to each other so that the stopper device and the link device are retracted into the inner surface of the door when the link device is in the curved portion, and project from the inner surface of the door when the link device is in the general portion. The structure is that they are connected by a binding rod.

(Operation) With the opening / closing operation of the slide door, the link device performs the swinging motion associated with the transition in the curved portion of the guide rail, and the connecting rod converts the swinging motion into the retracting motion of the stopper device and transmits it. To do. In this case, when the link device shifts from the general portion of the guide rail to the curved portion, the stopper device retracts toward the inner surface of the door, and when the link device shifts from the curved portion of the guide rail to the general portion, the stopper device moves from the inner surface of the door. The stopper device projects toward the interior side, and the stopper device can be engaged with the stopper receiving portion on the vehicle body side.

(Embodiment) Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings of the opening stopper device for a sliding door.

In the figure, reference numeral 1 denotes a slide door, which can be opened and closed by moving a guide rail 3 provided on a vehicle body panel 2 on a side portion of a vehicle body on a predetermined locus via a roller bracket 5 as a link device. It is said that. The roller bracket 5 has rollers 4A, 4A,
4B is pivotally supported, and this roller bracket 5 is pivotally supported by a pivot 7 on a link hinge 11 fixed to a member on the door inner panel 10 side. Further, in the roller bracket 5, a link arm 12 having a predetermined length is formed on the opposite side of the pivot 7 from the rollers 4A, 4A, 4B.

The guide rail 3 is composed of a curved portion 3a curved toward the indoor side on the front end side and a general portion 3b provided along the vehicle body panel 2 in the front-rear direction. The sliding door 1 is moved along with the bending of the bending portion 3a and pivoted with respect to the sliding door 1 so that the sliding door 1 is always parallel to the front-back direction of the vehicle body panel 2.

In the figure, 13 is a stopper device, which is a door inner panel 10.
Is rotatably supported by a bearing shaft 16 on a bearing plate 15 projecting toward the door outer panel side facing the upper and lower parts of the front opening edge of a square hole 14 formed in the front part of the .

The stopper device 13 is provided with a stopper core metal 17 pivotally supported by the bearing plate 15, an elastic body 18 provided inside the stopper core metal 17 inside the vehicle compartment, and an elastic body 18 provided inside the elastic body 18 inside the vehicle compartment. It is made up of interior materials 19 and The stopper mandrel 17 is formed with over-rotation preventives 17a and 17a for preventing the stopper device 13 from protruding more than necessary by engaging with the protrusions 15a and 15a. A reinforcing plate (20) is formed by bending so as to prevent the elastic body (18) from being separated from the stopper core metal (17) when it is inserted and impacted.

A stopper arm 17b is provided on the stopper mandrel 17 so as to project toward the door outer panel 6 side. The stopper arm 17b and the link arm 11 are connected to each other by a connecting rod 21.
When the roller bracket 5 moves following the curved portion 3a of the guide rail 3 when the roller bracket 5 is in the curved portion 3a, the stopper device 13 sinks into the inner surface of the door, The bracket 5 is the general part
The stopper device 13 is set so as to project from the inside surface of the door when it is in 3b.

Further, a buffer mechanism 22 as shown in FIG. 4 is provided at the intermediate portion of the connecting rod 21. This buffer mechanism 22 has two
A disk 23 having a relatively small diameter is provided at the opposite ends of the divided connecting rods 21,21, a cushioning material 24 is interposed between the two disks 23,23, and the rods are inserted into both connecting rods 21,21. A cylindrical cushioning material 25, 25 having holes formed therein is fitted so as to abut against the disc 23, and the cushioning material 25, 25, 24 and the discs 23, 23 are collectively surrounded by a casing 26. Therefore, it is possible to prevent damage to the motion transmission system.

The operation of the stopper device when the slide door is opened according to this embodiment will be described below.

First, when the sliding door 1 in the closed state is opened, the roller bracket 5 moves from the position of the curved portion 3a of the guide rail 3 to the general portion 3b, and the roller bracket 5 gradually rotates counterclockwise from the state of FIG. And pull the connecting rod 21 accordingly, and the stopper arm 17b also rotates left (according to the drawing), so that the interior material 19 projects from the state in which it is flush with the inner surface of the slide door 1 toward the indoor side, and then elastic. The body 18 is exposed to the inside of the room and can be engaged with the stopper receiving portion 8.

Also, when closing the slide door 1 in the open state,
The operation is completely opposite to the operation described above.

Although the embodiment has been described above, various other design changes can be made.

For example, in the above embodiment, the stopper device 13 is pivotally supported by the bearing shaft 16 so that the roller bracket 5 as the link device can be swung by the pivoting mechanism of the stopper device 13, but other mechanism can be used. It is of course possible to adopt a configuration in which the swinging motion of the roller bracket 5 is converted into the retracting motion of the stopper device and transmitted by using the.

(Effect of the Invention) As is clear from the above description, the stopper device when the slide door is opened according to the present invention has the following effects because the stopper device appears and disappears according to the open / closed state of the slide door. .

a.When the slide door is closed, the stopper device does not project on the inner surface of the door, which makes it possible to use the interior space more widely, increasing the freedom of modeling, and enabling full trim on the inner surface of the door. It has the effect of improving the appearance.

b. When the slide door is open, the stop device on the vehicle body side that is covered with dust, dirt, etc. does not expose it indoors when the slide door is closed. There is no effect, and there is an effect that it can be used cleanly.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a stopper device for opening a slide door according to the present invention, FIG. 2 is a sectional view showing a closed state of the slide door, and FIG. 3 is a sectional view showing an opened state of the slide door. 4 and 5 are sectional views showing a buffer mechanism of the connecting rod, FIG. 5 is a sectional view showing a closed state of a conventional slide door, and FIG. 6 is a sectional view showing the same opened state. 1 ... Sliding door, 3 ... Guide rail, 3a ... Curved part, 3b ... General part, 5 ... Roller bracket, 8 ... Stopper receiving part, 13 ... Stopper device, 21 ... Connection rod.

Claims (1)

[Scope of utility model registration request] 1. A guide rail, which is fixed to a vehicle body side, has a curved portion curved toward the interior side at a front end portion, and a straight general portion is formed behind the curved portion, and is swingable on a door. A slide device is guided by a link device that is mounted on the vehicle and holds the door while sliding along the guide rail, and is supported on the door side so as to be swingable, and a stop device provided on the vehicle body side. In a stopper device at the time of opening a sliding door in which a sliding amount of a door in a door opening direction is restricted by a receiving portion, the stopper device is provided so as to be retractable with respect to an inner surface of the door, and the stopper device and the link device. Is connected by a connecting rod that transmits the link device so that the link device is immersed in the inner surface of the door when the link device is in the curved portion, and the link device projects from the inner surface of the door when the link device is in the general portion. Open during a stop apparatus of the sliding door to the butterflies.