JPH0352171Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an opening/closing device for a sliding roof of an automobile or the like.

(Prior art) The front end of the sliding roof is pivotally supported by a front slider, and the rear end is similarly pivotally supported by the upper end of an elevating link whose lower end is pivotally supported by the rear slider, By moving these front and rear sliders back and forth along a guardrail fixed to the side edge of the roof opening facing in the front-rear direction, the roof opening can be opened and closed, and the rear slider can be moved forward and backward. A sliding roof opening/closing device is already well known in which the lifting link is raised by the movement of the sliding roof to tilt the sliding roof upwardly.

Also, a method and apparatus for changing the sliding roof from a closed state to a tilted state by supporting the front and rear ends of the sliding roof with a pair of front and rear sliders each having a lifting means and interlocking these with a driving means. is disclosed, for example, in Japanese Patent Publication No. 58-14328.

(Problems to be Solved by the Invention) In the above-mentioned opening/closing device that places the sliding roof in a tilted state by raising the elevating link, the elevating link tilts when the sliding roof is in the closed state. to support the bottom surface of the rear end of the sliding roof.
There was an inconvenience that the closed state could not be maintained reliably, and if the upper surface of the rear end of the sliding roof was pressed, it would fall downward and open a gap.

Furthermore, the switchgear disclosed in the above publication is
When the sliding roof is in the closed state, the rear end of the sliding roof is supported by both the cam groove and the elevating link so that it does not swing.
There was a problem in that the mechanism was complicated and the entire device was stretched vertically, making it impossible to make it thinner.

Therefore, this idea allows the sliding roof to be tilted using only the lifting link, and also provides a support rod that stands upright in the closed state and supports the rear end of the sliding roof, making the entire opening/closing device thinner. The purpose is to provide a sliding roof opening/closing device.

(Means for solving the problem) In order to achieve the above-mentioned purpose, in the present invention,
At the front of a sliding roof, a pair of front and rear sliders are supported on a guide rail fixed to the side edge of a roof opening and facing in the front-rear direction so as to be able to slide independently of each other, and open and close the opening. and a free end of an elevating link whose base end is pivotally connected to the rear slider to the rear of the sliding roof, and the rear slider By moving the slider back and forth relative to the front slider, the elevating link is raised and lowered, and the sliding roof is moved to a tilt position where the rear part is tilted upward, a closed position where the opening is closed, and an upper surface. In a sliding roof opening/closing device that allows the roof to move to a lying position below the roof,
At the rear of the sliding roof, when the sliding roof is in the closed position, the lower end of the sliding roof comes into contact with a hook provided at the rear of the front slider in an almost upright state, and the rear end of the sliding roof A support rod capable of supporting the part is provided, and the support rod is
In conjunction with the movement of the lifting link when moving the sliding roof from the closed position to the lying position,
It is linked with a lifting link so that it can be laid down.

(Function) When the sliding roof is closed,
The support rod provided on the elevating link stands upright and supports the rear end of the sliding roof from below.

In the tilted state, as the rear slider moves forward, the elevating link stands up, the rear end of the sliding roof tilts upward rearward, and the free end of the support rod tilts forward, Move away from the front slider.

(Example) Hereinafter, an example of the present invention will be described based on the drawings.

Reference numeral 1 denotes a roof of a car, and an approximately rectangular opening 2 is provided in the center near the front edge of the roof.
A sliding roof 3 for opening and closing is attached to opening/closing devices 4 provided on both side edges of the opening 2.

Since the opening/closing device 4 is bilaterally symmetrical, the right side portion thereof will be mainly explained based on FIG. 1.

Reference numeral 5 denotes a pair of left and right guide rails facing in the front-rear direction that are provided on both side edges of the opening 2 and hold the opening/closing device 4 so as to be slidable back and forth.

As shown in the cross section of FIG. 4, the guide rail 5 includes a guide portion 6a in which a guide groove 6 whose upper surface is open is cut in the center, and a guide portion 6a that protrudes from both the inner and outer sides of the upper edge of the guide portion 6a. It consists of a horizontal piece 6b and a horizontal piece 6c, and an extending edge 6d extending in a wing shape from the outside of the lower part of the guide part 6a.

On the left and right side surfaces of the guide groove 6, there are cable insertion grooves 7, 7 which are opposite to each other and have an occluded cross section.
Narrow horizontal grooves 8, 8 are provided at the lower portions of the left and right side surfaces of
are cut out respectively.

9 and 10 are a pair of front and rear sliders that are housed in the guide groove 6 so as to be able to slide in the front and rear direction.

As shown in FIG. 1, the front slider 9 has a head 9b with a groove 9a cut in the upper center and an upward U-shaped longitudinal section, and a head 9b that extends rearward from the rear end of the head 9c. It consists of a continuous thin plate-shaped connecting plate 9c and a rectangular columnar tail part 9d continuous to the rear edge of the connecting plate 9c.

Shoes 9e, 9e are protruded from both sides of the lower surface of the head 9b and tail 9d. Each show 9e
is slidably fitted into the horizontal groove 8 of the guide groove 6.

Reference numerals 11 and 12 designate a pair of short links, each of which has a shaft 13, 14 at its base end that horizontally passes through the groove 9a of the front slider 9 with a space between the front and rear parts, and a head. 9b, respectively.

Reference numeral 15 denotes a support plate facing rearward, and convex portions 15a, 1 projecting upward in the left-right direction on the upper surface of the rear end.
5b, and the front end thereof is fixed to the upper surface of the tail portion 9d of the front slider.

The front and rear slider 10 includes a body part 10b in which a groove 10a is cut in the front surface and the upper surface thereof, a stopper 10c protruding adjacent to the upper opening edge of the groove 10a, and a body part 10b. It consists of a shoe 10d protruding from both sides of the lower part. Show 10d
is slidably fitted into the horizontal groove 8 of the guide groove 6.

A geared cable 16 shown in FIGS. 4 to 7 serves as a driving means for the rear slider 10, and is inserted into the cable insertion groove 7 in the guide rail 5.

The rear end portion of this geared cable 16 is connected to a connecting portion 10 that protrudes from the body portion 10b of the rear slider 10.
It is attached to e.

The front end of the geared cable 16 meshes with a pinion (both not shown) mounted on the output shaft of a motor as a driving means provided at the center of the front part of the opening 2.

The driving means for a sliding roof, in which a pair of left and right geared cables meshing with the front and rear surfaces of the pinion, respectively, is moved in the front and rear direction to move the slider, is already well known. Therefore, detailed explanation thereof will be omitted.

Front and rear brackets 17 are fixed to the lower surface of the sliding roof 3.

At the front end of the bracket 17, a pair of front and rear hanging pieces 17a, 17b are arranged in series, and these hanging pieces 17
The free ends of the links 11 and 12 are pivotally connected to a and 17b with pins 18 and 19, respectively.

This four-bar link moves the center of rotation of the rotation locus of the front end of the sliding roof rearward and upward, thereby preventing the front edge of the sliding roof from descending forward at the tilt position.

Further, a hanging piece 17 is attached to the rear end of the bracket 17.
c are arranged in series, and elongated holes 20 forming the front and back are cut in this hanging piece 17c.

Reference numeral 21 denotes an elevating link, the base end of which is fitted into the groove 10a of the rear slider 10 and pivotally connected with a shaft 22 passing through in the left-right direction.

Reference numeral 23 denotes a support rod, which is formed by bending the outer end of a horizontal shaft 23a on the outside of the vehicle to form a leg portion 23b, and a horizontal engagement portion 23c is connected to the lower end of this leg portion 23b. It has a crank shape when viewed from the front (see Fig. 7). A free end portion of the elevating link 21 is pivotally attached to the center of the shaft 23a of the support rod 23.

The inner end of the shaft 23a is slidably inserted into the elongated hole 20 of the hanging piece 17c, and the retaining ring 24
It is prevented from falling out.

Reference numeral 25 denotes a torsion spring, which is wound around the outer circumference of the shaft 23a on the outside of the vehicle of the elevating link 21, one leg piece 25a of which is attached to the elevating link 21, and the other leg piece 25b is attached to the leg portion of the support rod 23. 23b, and urges the support rod 23 in the counterclockwise direction in FIG.

A protruding piece 21a is continuously provided on the lower surface of the lifting link 21 near the free end toward the outside of the vehicle, and this protruding piece 21
a prevents the leg portion 23b of the support rod 23 from pivoting rearward, and when the sliding roof 3 is in the closed state shown in FIG. There is.

Next, the movement restricting means 26 that restricts the movement of the front slider 9 in the front-rear direction will be explained.

Reference numeral 27 denotes a press plate provided at the middle part of the bracket 17 in the front-rear direction, and the free end of the bracket 17, which is inclined downwardly toward the outside, has a substantially inwardly extending portion, as shown in FIG. A protruding piece 27a that is folded back horizontally and that can be aligned with the horizontal piece 6c of the guide rail 5 is provided in series.

A notch 28 is cut in the horizontal piece 6c that faces the lower surface of the projecting piece 27a when the sliding roof 3 is in the closed state.

A base end 29a of a horizontal sliding piece 29 facing outward is fixed to the tail 9d of the front slider.
The free end 29b of the sliding piece 29 is horizontally connected to the horizontal piece 6c.
After protruding outside, as shown in FIG. 6, it is folded back at the outer edge of the horizontal piece 6c and wraps around its lower surface.

Furthermore, an elastically deformable tongue piece 29c is connected to the edge of the free end portion 29b and extends forward on the lower surface of the horizontal piece 6c. Tongue piece 29c
As shown in FIG. 1, an engaging portion 29d is formed in a downward U-shape when viewed from the side, and this engaging portion 29d is elastically engaged with the notch 28. As shown in FIG.

A front slider 9 is attached to the bottom of the groove of the guide rail 5.
A stopper 30 is provided that can come into contact with the front end surface of.

Next, a so-called tilt operation in which the sliding roof 3 is tilted rearward upward will be described.

As shown in Figure 1, the sliding roof 3
In the closed state, the front slider 9
The engaging portion 23c of the support rod 23 is in contact with the hooking portion 1
5c, and the leg portion 23b is hooked to the protruding piece 21a, standing up almost vertically.

From this closed state, the motor (not shown) is rotated forward to move the geared cable 16 forward, and the rear slider 10, which is integrally attached to the geared cable 16, is moved forward by a predetermined length. 11,12
The sliding roof 3 linked to the rear end of the sliding roof 3 is lifted up by a lifting link 21 via a bracket 17.

The elevating link 21 rotates clockwise in FIG. 1 and stops in a substantially vertical state with its rear end surface in contact with the stopper 10c, and at this time the links 11 and 12 also rise slightly. In this way, the sliding roof 3 is in a tilted state in which it is tilted rearward upward (see FIG. 2).

When the motor is reversed and the rear slider 10 is moved further rearward from the closed state shown in FIG. As it is moved rearward, the engaging portion 23c is hooked on the hook portion 15a, and the upper end of the support rod 23 resists the biasing force of the torsion spring 25, and the upper end portion falls back to lie flat, becoming almost horizontal. state.

Further, the links 11 and 12 are also rotated counterclockwise in FIG. 2, and the sliding roof 3 is placed in a lying state in which the upper surface is lower than the roof 1, as shown in FIG.

In this lying state, the projecting piece 27a of the pressing plate 27 descends within the notch 28, and the engaging part 29 of the tongue piece 29c
d and lower it below the horizontal piece 6c,
The notch portion 28 and the engaging portion 29d are disengaged from each other and are slidably aligned with the horizontal piece 6c.

Therefore, in this lying state, the rear slider 10
When the sliding roof 3 is moved further rearward, the sliding roof 3 is housed in the lower rear surface of the roof 1 while remaining in a lying state without rising, and the opening 2 is opened.

When the motor (not shown) is reversed, the front and rear sliders 9 and 10, which are stored on the rear lower surface of the roof 1,
are both moved forward, and the sliding roof 3 moves forward to close the opening 2.

When the front slider 9 comes into contact with the stopper 30, the sliding roof 3 lies flat, as shown in FIG.

Then, when the rear slider 10 moves further forward, the legs 23b of the support rod 23 stand up due to the biasing force of the torsion spring 25, so that the sliding roof 3
The front and rear portions of the device are respectively raised to a closed state as shown in FIG.

Further, as the pressing plate 27 provided integrally with the sliding roof 3 rises, the tongue piece 29c is released from the pressed state, and its locking part 29d elastically engages with the cutout part 28, so that the front Rearward movement of the slider 9 is prevented.

(Modification) In the above embodiment, the front part of the sliding roof is supported by a pair of front and rear links that are pivotally connected to the front slider, but these are supported by a pair of links that are pivoted directly to the front slider. You may wear it.

(Effects of the invention) a When the sliding roof is in the closed position, the rear end of the sliding roof is supported by the upright support rod, which improves the rigidity against loads from above, and the lower end of the support rod By engaging with a hook provided at the rear of the front slider, it is prevented from shifting back and forth, and the stability of the support rod is improved.

(b) When the sliding roof is placed in a lying state, the support rods are brought down by the lifting links and placed in the lying state, so that the roof as a whole can be made thinner.

[Brief explanation of the drawing]

FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention in a closed state, FIG. 2 is a longitudinal sectional view similarly showing a tilted state, FIG. 3 is a longitudinal sectional view similarly showing a lying state, and FIG. 1, FIG. 5 is a vertical cross-sectional view taken along the line - in FIG. 1, and FIG. 6 is a vertical cross-sectional view taken along the line - in FIG. 1. FIG. 7 is a longitudinal sectional view taken along the - line in FIG. 1. 1... Roof, 2... Opening, 3... Sliding roof, 4... Opening/closing device, 5... Guide rail, 6... Guide groove, 9... Front slider, 10... Rear slider , 11, 12...link, 15...support plate, 16...geared cable (driving means), 1
7... Bracket, 21... Lifting link, 23...
...Support rod, 23b...Leg, 25...Torsion spring (biasing means), 26...Movement regulating means, 27...Press plate, 28...Notch, 29...Sliding piece, 29c
...tongue, 29d...engaging portion, 30...stopper.

Claims (1)

[Scope of utility model registration request] At the front of a sliding roof, a pair of front and rear sliders are supported on a guide rail fixed to the side edge of a roof opening and facing in the front-rear direction so as to be able to slide independently of each other, and open and close the opening. and a free end of an elevating link whose base end is pivotally connected to the rear slider to the rear of the sliding roof, and the rear slider By moving the slider back and forth relative to the front slider, the elevating link is raised and lowered, and the sliding roof is moved to a tilt position where the rear part is tilted upward, a closed position where the opening is closed, and an upper surface. In the sliding roof opening/closing device that allows the sliding roof to move to a lying position below the roof, when the sliding roof is located in the closed position at the rear of the sliding roof,
A support rod is provided, the lower end of which comes into contact with a hook provided at the rear of the front slider in an almost upright state and can support the rear end of the sliding roof, and the support rod is attached to the sliding roof. An opening/closing device for a sliding roof, characterized in that it is linked to a lifting link so that the sliding roof can be folded down in conjunction with the movement of the lifting link when moving from a closed position to a lying position.