JPH11278059A - Sunroof lid lifting device - Google Patents

Abstract

(57) [Abstract] [Problem] To eliminate smooth sliding movement of geared cable and rattling sound. SOLUTION: An engaging portion 45 provided on a cable end side.
The geared cable 35 engages with the engaging recess 43 of the moving shoe 25 supported by the guide rail 17 and slides the moving shoe 25 back and forth by the power from the driving unit 39. Guide groove 37
In the geared cable 35, a flocked portion 49 is provided to be in contact with the groove peripheral surface of the cable guide groove 37 up to the area of the cable terminal portion 35 a excluding the engagement portion 45, and through the flocked portion 49. To slide in the cable guide groove 37.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sunroof lid elevating device suitable for an automobile.

[0002]

2. Description of the Related Art In general, a lid of a sunroof has a tilt-up state in which a rear end of the lid is raised by a forward and backward movement of a moving shoe supporting the rear end of the lid.

[0003] That is, as shown in FIGS. 8 and 9, a moving shoe 109 supported on a rail portion 107 of the guide rail 101 by a geared cable 105 routed in a cable guide groove 103 of the guide rail 101, in the front-rear direction. The slide movement to is possible.

Accordingly, when the moving shoe 109 moves forward (arrow A in FIG. 8), the lifting arm 115 pivotally attached to the support bracket 113 for supporting the rear end of the lid 111 moves to the guide groove of the moving shoe 109. The upward rotation by the arrow 117 as shown by the arrow in FIG. 8 enables the rear end of the lid 111 to be raised.

[0005]

The moving shoe 109 supporting the rear end of the lid 111 is provided with a geared cable 10.
5, the geared cable 105 and the moving shoe 109 are connected to each other by the geared cable 10.
The engagement portion 119 provided on the end of the cable 5 is engaged with the engagement concave portion 121 of the moving shoe 109 to be integrally and interlocked.

[0006] The cable terminal portion 1 behind the engagement portion 119.
23 is a free end, so that when the geared cable 105 is pushed / pulled by a drive motor capable of rotating forward and backward (not shown), the cable guide groove 103 of the guide rail 101 is provided.
In this case, a rattling sound is generated between the engaging portion 119 of the geared cable 105 and the engaging concave portion 121 of the moving shoe 109 in conjunction with the movement. In recent years, a high quality feeling has been demanded, and there is a problem that the rattling sound at the time of operation of the geared cable 105 lowers the quality feeling.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a sunroof elevating / lowering device which can eliminate rattling noise and ensure smooth operation of a geared cable.

[0008]

In order to achieve the above object, the present invention provides a sliding shoe supported on a guide rail and slidably supporting a rear end of a sunroof lid vertically. The engaging portion provided in the cable guide groove of the rail and provided on the end portion of the cable engages with the engaging concave portion of the moving shoe, and the moving shoe is slid forward and backward by power from a driving portion. A geared cable, wherein the geared cable is provided with a flocked portion which comes into contact with the groove peripheral surface of the cable guide groove up to the region of the cable terminal excluding the engaging portion.

According to the sunroof elevating device, the geared cable is held in the cable guide groove by the flocked portion which comes into contact with the peripheral surface of the cable guide groove, and the sliding noise and the large sliding resistance are reduced. It is possible to smoothly slide in the cable guide groove without occurrence.

In addition, when the geared cable is switched from pulling to pressing or from pressing to pulling, the free end of the cable end portion comes into contact with the circumferential surface of the cable guide groove. The support state in which the movement in the direction is restricted is eliminated, and rattling noise between the engaging portion and the engaging concave portion of the moving shoe is not generated.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to FIGS.

In FIG. 5, reference numeral 1 denotes a roof comprising an inner panel 3 and an outer panel 5. The roof 1 is provided with a roof opening 6, and the roof opening 6 is provided with a lid 9 that can be opened and closed.

A seal member 7, such as a weather strip, is mounted on the outer peripheral edge of the lid 9 to resiliently contact the roof opening edge 5a when the lid 9 is fully closed to secure a seal.

The left and right mounting brackets 13 are integrally connected and fixed to the back surface of the lead 9 over substantially the entire length in the rear direction. At the lower side of the mounting bracket 13, on both sides of the inner panel 3, a rail portion 1 having a channel-like cross section is provided.
The guide rail 17 having the number 5 is arranged along the front-back direction. Inside the left and right rail portions 15 of the guide rail 17, a front first moving shoe 19a serving as a support mechanism 19 for the lid 9 is mounted so as to be movable back and forth.

A front end of the mounting bracket 13 is rotatably supported by a first moving shoe 19a via a pin P, and a rear portion of the mounting bracket 13 is supported by a lifting mechanism 21 so as to be vertically movable.

The lifting mechanism 21 includes a lifting arm 23 and a second moving shoe 2 for moving the upper end of the lifting arm 23 up and down.
The second moving shoe 25 is mounted in the rail portion 15 of the guide rail 17 so as to be able to move back and forth.

[0017] One end of the lifting arm 23 is rotatably supported via a pin P ₁ to the mounting bracket 13. The other end of the lifting arm 23 is provided with left and right guide grooves 27 provided on both side walls 25 a and 25 b of the second moving shoe 25.
・ Slidably engages in the interior 29 via a first engagement body 31 and a second engagement body 33 which are supported at two points.

The first and second engaging members 31 and 33 are formed in the shape of pins and protrude from the elevating arm 23 to the left and right, respectively. The second engaging body 33 is provided at the rear end of the lifting arm 23. The first engagement body 31 is a fulcrum pin that is located near the center of the elevating arm 23 and that can move the upper end side and the rear end side of the elevating arm 23 up and down.

Therefore, the second moving shoe 25 moves back and forth by a geared cable 35 described later,
The upper end of the lifting arm 23 is rotated upward, and the rear end of the lid 9 is tilted up, and the lower end of the lifting arm 23 is rotated downward to obtain the fully closed state of the lid 9. ing.

The geared cable 35 is a flexible shaft, and as shown in FIG.
7, and is pushed and pulled by a forward / reversely rotatable drive motor 39 serving as a drive unit, as shown in FIG. In this case, since the geared cable 35 is routed along the cable guide groove 37, the second moving shoe 25 can be pressed without buckling.

The drive unit 39 for pushing and pulling the geared cable 35 may be of a manual type.

As shown in FIGS. 3 and 4, the cable shaft 41 of the geared cable 35 is engaged with a concave engaging recess 43 provided on the second moving shoe 25 on the cable end side. It has an engaging portion 45, a spiral projecting wire 47, and a flocking portion 49.

The upper end of the rising wall 45 a rising from the engaging portion 45 is integrally fixed to the cable shaft 41. A ridge 51 is provided on the bottom surface of the engagement portion 45, and line contact is secured with the ridge 53 provided on the guide rail 17 side, so that sliding movement is possible without having a large sliding resistance. .

The flocking portion 49 is radially planted, is provided up to the region of the cable terminal portion 35a except for the engaging portion 45, and has a structure having the flocking portion 49 with the engaging portion 45 interposed therebetween.

The projecting wire 47 is spirally wound from above the flocking portion 49 except for the engaging portion 45 and the cable terminal portion 35a, so that the gear meshing with the gear (not shown) of the drive motor 39 is provided. Unit.

According to the sunroof elevating device thus constructed, the drive motor 39 pulls the geared cable 35 to move the second moving shoe 25 forward (to the left in FIG. 3), thereby providing the guide groove. By 27.29,
The raising / lowering arm 23 rotates upward, and a tilt-up state in which the rear end side of the lid 9 is raised is obtained.

Further, the geared wire 35 is connected to the drive motor 3.
9 to move the second moving shoe 25 backward (FIG. 3).
(Right side), the lift arm 23 is rotated downward by the guide grooves 27 and 29, and the lid 9 is fully closed.

In this operation, the geared cable 3
In No. 5, since the flocking portion 49 is in contact with the groove peripheral surface of the cable guide groove 37, no sliding noise and large sliding resistance occurs, and the sliding movement is smooth.

Further, since the cable terminal portion 35a of the geared cable 35 is held by the flocking portion 49, it moves straight without moving up, down, left and right when switching from traction to pressing or from pressing to traction. As a result, the engaging portion 45 and the engaging concave portion 43 of the second moving shoe 25
There is no rattling sound. As a result, the quality can be improved.

[0030]

As described above, according to the sunroof elevating / lowering device of the present invention, a sliding sound and a large sliding resistance do not occur due to the flocked portion provided up to the region of the cable terminal portion, and the geared cable can be connected. It can be slid straight and smoothly. Further, since the rattling noise between the engaging portion and the engaging concave portion of the moving shoe can be eliminated, the quality can be improved.

[Brief description of the drawings]

FIG. 1 is a schematic plan view showing a coupled state of a geared cable and a moving shoe constituting a sunroof elevating device according to the present invention.

FIG. 2 is an explanatory view of FIG. 1 as viewed from the side.

FIG. 3 is a cross-sectional explanatory view of a state where a moving shoe and a geared cable are assembled to a guide rail.

FIG. 4 is a schematic plan view of a part of a geared cable showing a cable terminal portion provided with an engagement portion.

FIG. 5 is a schematic explanatory diagram of a tilt-up state showing a sunroof elevating device.

FIG. 6 is a schematic perspective view showing the relationship between a mounting bracket, a moving shoe, and a geared cable.

FIG. 7 is a schematic perspective view of the entire guide rail.

FIG. 8 is a schematic perspective view similar to FIG. 6 showing a conventional example.

FIG. 9 is an explanatory sectional view similar to FIG. 3 showing a conventional example.

[Explanation of symbols]

 17 Guide Rail 25 Moving Shoe 35 Geared Cable 35a Cable End 37 Cable Guide Groove 39 Drive 43 Engagement Recess 45 Engagement 49 Flocking

Claims (1)

[Claims] 1. A slidable moving shoe supported by a guide rail and slidably supporting a rear end side of a lid of a sunroof so as to be movable up and down, and arranged in a cable guide groove of the guide rail, and connected to a cable end side. A geared cable, wherein the provided engaging portion engages with the engaging concave portion of the moving shoe and slides the moving shoe back and forth with power from a driving portion; A lid lifting / lowering device for a sunroof, wherein a flocked portion is provided to be in contact with the peripheral surface of the cable guide groove up to the region of the removed cable terminal portion.