JPH03202579A - Slide controlling device for sliding door - Google Patents

Abstract

PURPOSE:To make it possible to smoothly open and close a door by bearing a slide controlling body slid and connected to a guide rail on a sliding door so that it can be inverted from a neutral position against a slid and connected face of the rail to the front and rear positions of a slide direction. CONSTITUTION:When a roller 3 and a center roller 4 are rolled along a guide rail 1 to open a sliding door, a controlling body 6 is normally energized in the neutral direction by a spring 7, so that the press-fit of the tip shaped circular arc 61 of the controlling body 6 into a slid and connected face of a rubber sheet 81 is made by a thrust load. The controlling body 6 is inverted with a shaft lever 6a as the center, the door is opened in a state that the first contact face 62 of the controlling body 6 is fished and jointed to the slid and connected face, and a position is controlled. When the door is closed, the controlling body 6 is inverted in the opposite direction with the shaft lever 6a as the center, and the door is closed in a state that the second contact face 63 is fished and jointed to the slid and connected face.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a slide regulating device for a sliding door mainly used in a pan-type automobile.

(Prior Art) In general, pan-type automobiles are provided with a center guide rail section and a lower guide rail section at the vertically intermediate portion and the lower side of the side panel on the body side, respectively, and these guide rail sections are used to open the sliding door. The sliding door is opened and closed by guiding the sliding door in the front and back direction, and a slide regulating device for the sliding door is provided in the lower guide rail portion, and the regulating device moves the sliding door to an open position. The position is regulated to prevent the sliding door from moving from the open position to the closed direction without permission.

As a slide regulating device for a sliding door as described above, the one described in Japanese Utility Model Application Publication No. 61-94182 is conventionally known, and the device described in this publication is shown in Fig. 7. A stopper rail (SR) having a corrugated locking part (a) is installed near the lower guide rail (LR) that guides the guide roller (GR), and the stopper rail (SR) is installed near the lower guide rail (LR) that guides the guide roller (GR). Supporting shaft (S)
a stopper pin (P) that can be engaged with the locking portion (a);
The stopper arm (A) is supported to swing freely, while the stopper arm (A) is biased via a spring in a direction in which the stopper bin (P) is always engaged with the locking portion (a). ing.

When the sliding door is opened or closed, the stopper arm (A) swings and the stopper bin (P)
while sequentially climbing over each of the locking parts (a),
The guide roller (GR) is connected to the lower guide rail (L).
The sliding door is opened and closed by guiding the transfer along R), and when the sliding door is opened and closed at a predetermined opening position, the stopper arm (A) is swung by the spring. By engaging the stopper bin (P) with the locking portion (a), the guide roller (GR) is prevented from moving freely, thereby regulating the position of the sliding door in the open position. It is.

(Problem to be Solved by the Invention) In the above slide regulating device, when the sliding door is opened/closed, the stopper bin (P) is attached to each locking portion (a) of the stopper rail (SR). As the locking portions (a) collide with the stopper bin (P), abnormal noises may be generated and the operation feeling may be poor.
Since a slight gap is provided between P) and each of the locking portions (a), the sliding door may wobble within the gap, making it difficult to accurately move the sliding door to the predetermined open position. There were also problems in which the location could not be regulated.

The present invention was made in view of the above-mentioned problems, and its purpose is to allow the sliding door to open and close smoothly with a good operating feeling without causing any abnormal noise. An object of the present invention is to provide a slide regulating device that can accurately regulate the position of the slide to a predetermined open position.

(Means for Solving the Problems) In order to achieve the above object, in the present invention, in a slide regulating device for a door that slides along a guide rail provided on the body side, the slide door has a sliding door that slides in sliding contact with the guide rail. A slide regulating body is supported reversibly in a longitudinal position in the sliding direction of the door from a neutral position close to the sliding surface of the guide rail, and a spring is provided for biasing the regulating body toward the neutral position. On the other hand, at least one of the regulating body and the sliding surface is provided with a switching means that regulates the sliding of the door at the neutral position of the regulating body and allows the regulating body to be reversed by a sliding load of a predetermined value or more. It is characterized by:

(Function) When the sliding door is opened/closed, the slide regulating body is moved from the neutral position with respect to the sliding surface of the guide rail in either the front or rear direction via the switching means due to the thrust load during the opening/closing operation. In a state where the position is reversed and the positional restriction due to contact between the regulating body and the sliding surface is released,
The sliding door is opened and closed, and in a predetermined open position of the sliding door, the regulating body is urged in a neutral direction by the spring, and the neutral position is regulated by the switching means, The sliding door is regulated to a predetermined open position by contact between the regulating body and the sliding surface. However, when opening/closing the sliding door as described above, the regulating body is moved along the sliding surface of the guide rail while being inverted from the neutral position, which may cause abnormal noise. The sliding door is smoothly opened and closed with a good operating feeling, and the position of the sliding door is regulated by contact between the regulating body and the sliding surface at the predetermined opening position.
The sliding door is accurately regulated to a predetermined open position.

(Example) The pan-type automobile shown in Fig. 6 has a front door (FD) on the front side of the body (B) and a sliding door (S) on the rear side.
D), and this sliding door (SD) has a vertically intermediate portion and a lower side on the side surface of the body (B).
A center guide rail part (CG) and a lower guide rail part (LG) are arranged, and each guide rail part (CG) (
The sliding door (SD) is opened and closed by moving and guiding the sliding door (SD) in the front-rear direction using the sliding door (LG).

As shown in FIGS. 1 and 2, the lower guide rail section (LG) has a guide rail (1) extending in the front-rear direction along the lower side of the body (B), and the slide Support bracket (2) extending from the door (SD) side
), a guide roller (3) and a center roller (4) are rotatably supported at the upper and lower ends of the guide rail (3) and a center roller (4), respectively, and these rollers (3) and (4) are transferred and guided along the guide rail (1). By doing so, the sliding door (SD
), and the lower guide rail section (LG) is provided with a slide regulating device for the sliding door (SD), and the regulating device controls the sliding door (SD) to a predetermined position. The position can be regulated in the open position.

Therefore, the above-mentioned slide regulating device was constructed as follows.

That is, a support plate (5) is attached to the support bracket (2) extending from the sliding door (SD) side via a plurality of fixing bolts (51), and a support plate (5) is attached to the support plate (5) extending in the vertical direction. A slide regulating body (6) that is in sliding contact with the guide rail (1) side is moved from a neutral position close to the sliding surface of the guide rail (1) through the shaft rod (6a) to the slide door (SD). A spring (7) is provided which supports the regulating body (6) reversibly to the front and back positions in the sliding direction and urges the regulating body (6) to the neutral position, while at least On the other hand, a switching means (8) is provided which regulates the movement of the sliding door (S D) when the regulating body (6) is in a neutral position, and allows the regulating body (6) to be reversed when a sliding load of a predetermined value or more is applied. It was established.

Specifically, as shown in Figures 1 and 2,
As the switching means (8), a band-shaped rubber sheath (81) extending in the front-rear direction is attached to a portion of the guide rail (1) facing the slide regulating body (6), and 6) is formed of metal or the like, and has a sharpened circular arc part (61) at its tip, and the sharpened circular arc part (61)
1) extending continuously outwards from both sides.
Contact surfaces (62) and (63) are provided, respectively, so that when the regulating body (6) is located at the neutral position, the pointed circular arc portion (
61) is press-fitted into the sliding surface (81a) of the rubber seal (81), and when the regulating body (6) is reversed from the neutral position to the front-rear position, the pointed circular arc portion ( 61) is released from the press-fitted state to the sliding contact surface (81a), and the first and second contact surfaces (62) (63) are attached to the sliding contact surface (81a) of the rubber sheet (81). So do it.

Further, the regulating body (6) is arranged around the shaft rod (6a).
A support pin (64) that protrudes upward is provided on the opposite side of the sharpened arc portion (61), and a support pin (52) is also provided on the support plate (5) to protrude from the support pin (52). 64) (5
2) The spring (7) is stretched between the springs (7) and the regulating body (6) is held in place by the sharp arc portion (6).
1) is pressed into the sliding surface (81a) of the rubber/-) (81) to urge it to the neutral position.

Next, the operation of the slide regulating device configured as above will be explained.

First, when the sliding door (SD) is opened, the regulating body (6) is always biased in the neutral direction by the spring (7).
) due to the thrust load associated with the opening operation of the regulator (61), as shown by the solid line in Figure 1.
is press-fitted into the sliding surface (81a) of the rubber seal (81), and the contact resistance at this time causes the regulating body (6) to
However, as shown by the dashed line in Fig. 3, the shaft rod (6a
), and the first contact surface (
62) is attached to the sliding surface (81a), the sliding door (SD) can be opened smoothly with a good operating feeling without causing any abnormal noise.

When the sliding door (SD) is opened to a predetermined position, the spring (7) is activated by the regulating body (6).
) is always biased in the neutral direction, the thrust load when the sliding door (SD) attempts to move in the closing direction causes the sharp-pointed arc portion (61) of the regulating body (6) to press against the rubber seal. ) (81) is pressed into the sliding contact surface (81a), and the contact friction resistance at this time prevents the sliding door (SD) from moving in the closing direction, so that the sliding door (SD) is in the open position. The location is precisely regulated. In addition, when the automobile is stopped on a slope, when the sliding door (SD) is opened to an intermediate position in the longitudinal direction of the body (B), the sliding door (SD)
When the sliding door (SD) moves further in the opening direction, the sliding door (SD) is moved in the closing direction, and the thrust load at this time causes the pointed arc portion (61) of the regulating body (6) to move against the rubber seat (81). ), and by inverting the regulating body (6) around the shaft rod (6a), the position of movement of the sliding door (SD) in the opening direction can be regulated. .

Furthermore, the sliding door (S) is opened from the open position as described above.
When closing D), the thrust load associated with the closing operation of the sliding door (SD) causes, contrary to the case described above,
As shown by the two-dot chain line in FIG. 3, the regulating body (6) is reversed in the opposite direction about the shaft rod (6a), and the second contact surface (63) of the regulating body (6) The sliding surface (81a)
When the sliding door (SD) is attached to the door, the sliding door (SD) can be smoothly closed without causing any abnormal noise and with a good operational feeling.

Further, in the above embodiment, the switching means (8) is provided on both sides of the guide rail (1) and the slide regulating body (6), that is, the switching means (8) is connected to the guide rail (1). A slide regulating body (6) comprising a band-shaped rubber sheet (81) attached to the rubber sheet (81) and a sharpened circular arc portion (61) that press-fits into contact with the sliding surface (81a) of the rubber sheet (81).
However, the switching means (8) can also be provided only on the regulating body (6) side, in other words, the rubber sheet (81) can be disposed on the guide rail (1) side.
), the entirety of the regulating body (6) is made of rubber or the like, so that the regulating body (6) is directly attached to the guide rail (1), and the regulating body (6) is not attached to the guide rail (1). The contact friction resistance of the regulating body (6) with respect to 1) may be used to invert the regulating body (6) and regulate the position of the sliding door (SD). Further, both the guide rail (1) and the regulating body (6) are each made of metal or the like, and a long hole is provided at a connecting portion between the support plate (5) and the support bracket (2). , the support plate (5) is movable along the elongated hole,
The support plate (5) is always biased toward the guide rail (1), and the contact friction resistance of the regulating body (6) against the guide rail (1) causes the regulating body (6) to reverse. Alternatively, the position of the sliding door (SD) may be regulated.

Further, as the switching means (8), it is also possible to adopt a structure as shown in FIGS. A circular housing hole (66) having a protrusion (65) protruding toward is formed in the outer peripheral part of the shaft rod (6a) that supports the regulating body (6) toward the support plate (5). A protrusion (6b) extending opposite to the protrusion (e5) is provided in a protruding manner, and the accommodation hole (6
6) interposing the spring (7) in a circular manner;
By constantly biasing the regulating body (6) in the neutral direction described above by the pressing force of the spring (7), the regulating body (6) is reversed and the position of the sliding door (SD) is controlled. You can.

(Effects of the Invention) As explained above, in the slide regulating device for a sliding door according to the present invention, the slide regulating body that makes sliding contact with the guide rail on the sliding door side is placed at a neutral position close to the sliding surface of the guide rail. A spring is provided to support the door reversibly in the front and back positions in the sliding direction of the door, and to bias the regulating body toward the neutral position. Since a switching means is provided that regulates the sliding of the door at the neutral position of the body and allows the regulating body to be reversed when the sliding load exceeds a predetermined value, abnormal noise may be generated when the sliding door is opened/closed. The sliding door can be reliably prevented from occurring, and can be opened and closed smoothly with a good operating feeling, and the sliding door can be accurately regulated to a predetermined opening position.

[Brief explanation of drawings]

Fig. 1 is a plan view showing a slide regulating device for a sliding door according to the present invention, Fig. 2 is a vertical cross-sectional view of the main parts thereof, Fig. 3 is a drawing explaining the operating state of the sliding door regulating device, and Fig. 4. 5 is a partially cutaway plan view showing another embodiment of the switching means, FIG. 5 is a longitudinal cross-sectional view of the essential parts, FIG. 6 is a side view of a pan-type automobile equipped with the same regulating device, and FIG. 7 is a conventional example. FIG. (1)...Guide rail (6)...Slide regulator (7)...Spring (8)...Switching means (B) ・ ・ (SD) ・Body ·slide door

Claims (1)

[Claims] 1) A slide regulating device for a door that slides along a guide rail provided on the body side, with a sliding door that
A slide regulating body slidingly in contact with the guide rail is supported so as to be reversible in a longitudinal position in the sliding direction of the door with respect to a neutral position close to the sliding surface of the guide rail, and the regulating body is moved to the neutral position. A biasing spring is provided, and at least one of the regulating body and the sliding surface regulates the sliding of the door at a neutral position of the regulating body, and the regulating body can be reversed by a sliding load of a predetermined value or more. A slide regulating device for a sliding door, characterized in that a switching means is provided.