JPH08207584A - Sunroof structure for automobile - Google Patents

Abstract

PURPOSE: To open/close a sun shade in an interlocking manner with a glass panel, and to set the sun shade in an arbitrarily opened condition by an easy manual operation. CONSTITUTION: In the condition where a pinion gear 24 is engaged with a rack gear train 25, a sun shade 9 is opened in an interlocking manner with the opening/closing operation of a glass panel relative to a roof opening part. When a control panel 34 is manually controlled, the control panel 34 is moved in the opening or closing direction of the sun shade 9, and this movement is converted into the engagement releasing operation of the rack gear train 25 relative to the pinion gear 24 by a lever 33 and a rod 32, and the engagement of the pinion gear 24 with the rack gear train 25 is released to allow the sun shade 9 to be manually opened/closed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile sunroof structure in which an opening is formed in a roof panel, the opening is covered with a glass panel that can be opened and closed, and a sunshade that is moved back and forth is provided below the opening. It is about.

[0002]

2. Description of the Related Art Conventionally, as disclosed in Japanese Patent Laid-Open No. 56-5218, an opening covered with a glass panel is formed in a roof panel, and the glass panel gives an occupant a feeling of openness. There is a sunroof structure for an automobile that can be opened and closed for the purpose of ventilation or ventilation. In the sunroof structure in which the opening of the roof panel is covered with the glass panel as described above, a sunshade is usually provided below the glass panel so as to block the incidence of sunlight or the like.

When the glass panel is opened for the purpose of obtaining a feeling of openness and ventilation, it is necessary to open the sunshade at the same time. Therefore, the structure disclosed in the above publication adopts a configuration in which the sunshade is opened in conjunction with the opening of the glass panel.

[0004]

When the operation of the sunshade is interlocked with the operation of the glass panel, the sunshade is interlocked with the glass panel not only during the opening operation but also during the closing operation in order to improve the convenience of operation. It is desired to perform the closing operation. Further, in the case where the purpose is only to illuminate the inside of the vehicle, it is desired that the sunshade be arbitrarily opened by a simple manual operation regardless of the open / closed state of the glass panel. However, the above-mentioned conventional structure has a problem that such a demand cannot be satisfied.

[0005]

In order to solve the above-mentioned problems, a sunroof structure for an automobile according to the present invention has a glass panel for opening and closing a roof opening, and a direction below the glass panel in the opening and closing direction of the roof opening. In a sunroof structure for an automobile, which comprises a movably provided sunshade, engaging means provided on the sunshade and movable in an engaging / disengaging direction of engagement with a drive means, and the engaging means. By doing so, a driving unit that opens and closes the sunshade in conjunction with the opening and closing operation of the glass panel, a manual operation member that is provided in the sunshade, and that is manually movable in the movement direction of the sunshade, and the sunshade. And a conversion means for converting the movement of the manual operation member into the disengagement operation of the engagement means with respect to the drive means. It is characterized by that example.

With the above arrangement, the sunshade is opened / closed in conjunction with the opening / closing operation of the glass panel with respect to the roof opening when the engaging means is engaged with the drive means.

If the manual operating member is manually operated in the opening direction of the sunshade while the sunshade is closed according to the closed state of the glass panel, the manual operating member moves in the opening direction, This movement is converted by the conversion means into the engagement release operation of the engagement means with respect to the drive means,
The engagement between the drive means and the engagement means is released. Therefore, the sunshade can be opened by continuing the manual operation on the manual operation member.

Similarly, if the manual operating member is manually operated in the closing direction of the sunshade while the sunshade is in the open state according to the open state of the glass panel, the manual operating member moves in the closing direction. The engagement between the drive means and the engagement means is released. Therefore, the sunshade can be closed by continuing the manual operation on the manual operation member.

Further, since the direction of the manual operation with respect to the manual operation member corresponds to the manual operation direction with respect to the sunshade when the sunshade is opened or closed, the operation in this case is easy.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to FIGS. First, the structure that is the premise of the sunroof structure of this vehicle will be described. Figure 2
As shown in FIG. 2, the opening 2 formed in the roof panel 1
Is covered with a glass panel 3 capable of tilting.
This glass panel 3 is reinforced at its periphery by a frame 3a made of an iron plate. As shown in FIGS. 3 (a) and 4, the front guide shoe 4 connected to the front part and the lifting / lowering part connected to the rear part. It is supported by guide rails 6 provided on the left and right sides of the opening 2 below the glass panel 3 and extending in the front-rear direction via a device 5. As shown in FIG. 6, the guide rails 6 are slidably guided or rolled in the front-rear direction by the rear guide rollers 7 which are opened outward of the opening 2 and are incorporated in the front guide shoe 4 and the elevating device 5. A glass panel guide groove 8 that guides the sunshade and a sunshade guide groove 10 that opens inwardly of the opening 2 and slides and guides the sunshade 9 in the front-rear direction are provided.

As shown in FIGS. 3 and 5, the elevating device 5 includes a drive wire 11 which is movable back and forth between the guide grooves 8 and 10 of the guide rail 6 and the guide rail 6. Of the wire 11 is supported in the glass panel guide groove 8 by the rear guide roller 7 so as to be movable back and forth.
A wire holder 12 connected to the wire holder 12, a lifting cam 13 pivotally supported on the front end of the wire holder 12 via a pivot pin so as to be swingable upward, and fixed to the guide rail 6 to move the wire holder 12 forward and backward. The drive pin 15 is inserted into and removed from the cam groove 14 of the cam 13, the rear guide bracket 16 is connected to the rear portion of the glass panel 3, and another cam 17 is fixed to the rear guide bracket 16. There is. This cam 17 has
A cam groove 19 is formed in which the connecting pin 18 provided on the lifting cam 13 is slidably inserted in the front-rear direction.

As shown in FIG. 5, an interlocking mechanism 21 for interlocking the tilting operation of the glass panel 3 with the opening operation of the sunshade 9 is incorporated in the front portion of the guide rail 6. This interlocking mechanism 21 is, as shown in FIGS.
A spiral gear 22 provided on the peripheral surface of the drive wire 11 and extending in the longitudinal direction thereof, and rotatably supported via a vertical axis 23 between the guide grooves 8 and 10 of the guide rail 6,
When the glass panel 3 is closed, the pinion gear 24 is meshed with the spiral gear 22 when it is tilted and meshes with the inner side of the opening of the spiral gear 22 when tilted. It is composed of a spiral gear 22 and a rack tooth row 25 meshed with the gear 24 on the opposite side.

In order to drive the drive wire 11 in the front-rear direction, as shown in FIGS. 8A and 8B, the lifting device 5 is provided with, for example, an electric wire drive device 26. Has been. The drive wire 11, the spiral gear 22, and the wire drive device 26 constitute drive means.

In the above structure, when the wire holder 12 is moved forward by the wire driving device 26 via the driving wire 11 from the state where the glass panel 3 is closed as shown in FIG. 3A, Lifting cam 13
The connecting pin 18 is slid forward in the cam groove 19 of the cam 17 and received by the front end thereof. Further, when the wire holder 12 is moved forward, the drive pin 15 meshes with the cam groove 14 of the lifting cam 13, and the drive pin 15 shown in FIG.
As shown in (b), the lifting cam 13 has its front end gradually lifted up by the drive pin 15 around the pivot pin at the rear end. The connecting pin 18 is received by the front end of the cam groove 19 of the cam 17, and the cam 1
7, the glass panel 3 is tilted up around the front guide shoe 4 as shown in FIG.

Until the tilting operation of the glass panel 3 is started, as shown in FIG. 8A, the spiral gear 22 of the drive wire 11 does not mesh with the pinion gear 24, and the tilting operation of the glass panel 3 is started. Starts, the drive wire 11 advances to a predetermined position, and the spiral gear 22 meshes with the pinion gear 24. Thereafter, as the tilting operation progresses, the driving wire 11 further advances, and the spiral gear 22 causes the pinion gear 24 to move to the position shown in FIG.
The rack tooth row 25 is rotated in the directions of the arrows in (a) and (b).
Will be pushed backwards. This allows the sunshade 9
Is in a state of being opened rearward from the closed position shown in FIG. 8A as shown in FIG. 8B.

The glass panel 3 is changed from the state shown in FIG.
On the contrary, during the tilt-down operation of returning to the state of (a), the sunshade 9 is automatically closed in conjunction with the tilt-down operation of the glass panel 3.

Next, a characteristic portion of the sunroof structure for an automobile according to one embodiment of the present invention will be described. FIG. 1A is a perspective view showing a main part of a sunroof structure of the present vehicle,
FIG. 1B is a cross-sectional plan view thereof.

In this structure, the rack tooth row 25 is provided so as to be movable back and forth in the width direction of the sunshade 9. That is, the box-shaped holder 27 is fixed to the side edge portion of the sunshade 9, and the rack tooth row 25 is accommodated in the holder 27.
Is inserted so that it can move forward and backward. The rack tooth row 25 is biased in the advancing direction by a spring 28, and is projected from an opening 29 formed on the side surface of the holder 27 to a position where it can mesh with the lateral pinion gear 24 of the sunshade 9. Further, the advance of the rack tooth row 25 is limited by receiving the collar 30 connected to the rack tooth row 25 in the opening peripheral portion 31 of the holder 27. Then, the rack tooth row 2
5, the holder 27 and the spring 28 constitute an engaging means.

The disengagement operation device for retracting the rack tooth row 25 has a connecting rod 32 having one end coupled to the rack tooth row 25 and an intermediate portion having one end coupled to the other end of the connecting rod 32. Are rotatably supported by the sunshade 9 and the other ends of which are spaced apart from each other, and a pair of bell crank-shaped levers 33 are opposed to each other at a predetermined distance from each other. Pair of operation plates 3 as manual operation members, which are arranged as a manual operation member and are operated by pushing with a finger toward the end of the lever 33 on the outer side in the opposite direction.
4 and the compression spring 3 inserted between the other end of each lever 33 and the operation plate 34 that is pushed toward this.
It is composed of 5 and 5. Then, the rod 32 and the lever 33 constitute a conversion means.

In the above structure, when one of the operation plates 34 is pushed and expanded with fingers, the lever 33 is rotated through the compression spring 35 in the direction shown by the arrow in FIG. The row 25 is retracted toward the center of the sunshade 9. The operation direction of the operation plate 34 is the opening or closing direction of the sunshade 9. As a result, the mesh between the rack tooth row 25 and the pinion gear 24 is released, and the sunshade 9 can be freely opened and closed. For example, the sunshade 9 can be opened with the glass panel 3 closed, or the sunshade 9 can be opened with the glass panel 3 open. Or close Figure 8
It is possible to open the sunshade 9 more greatly than in the state of (b).

[0021]

As described above, the sunroof structure for an automobile according to the present invention is provided on the sunshade and is capable of moving in the engagement / disengagement direction of engagement with the drive means, and the engagement means. By doing so, a drive means for opening and closing the sunshade in conjunction with the opening and closing operation of the glass panel, a manual operating member provided on the sunshade and manually movable in the moving direction of the sunshade, and provided on the sunshade. And a conversion means for converting the movement of the manual operation member into the disengagement operation of the engagement means with respect to the drive means.

Thus, the sunshade can be opened / closed in conjunction with the glass panel opening / closing operation, and the sunshade can be opened / closed in an arbitrary state by a simple manual operation.

[Brief description of drawings]

FIG. 1 (a) is a perspective view of a main part of an interlocking mechanism included in a sunroof structure for an automobile according to an embodiment of the present invention, and FIG. 1 (b) is a cross-sectional plan view thereof.

FIG. 2 is a schematic diagram showing an outline of operations of a glass panel and a sunshade in a sunroof structure of an automobile provided with the interlocking mechanism of FIG.

3 (a) is a vertical cross-sectional side view of the main part of the automobile sunroof structure shown in FIG. 2 with the glass panel closed, and FIG. 3 (b) shows the same structure of the glass panel. FIG. 6 is a vertical cross-sectional side view of a main part of a lifting device during a tilting operation.

FIG. 4 is a vertical cross-sectional side view of a main part in a state where a glass panel is tilted up in the sunroof structure of the automobile shown in FIG.

5 is a perspective view of a main portion of the sunroof structure for the vehicle shown in FIG.

6 shows a main part of an interlocking mechanism which is a premise of the configuration shown in FIGS. 1 (a) and 1 (b), and is taken along line AA in FIG.
FIG.

7 is a perspective view of a main part of the interlocking mechanism shown in FIG.

8 (a) is a schematic plan view showing the operating principle of the interlocking mechanism shown in FIG. 6, showing a closed state of the sunshade, and FIG. 8 (b) is an open state of the sunshade. It is a schematic plan view showing.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 roof panel 2 opening part 3 glass panel 9 sunshade 11 driving wire (driving means) 21 interlocking mechanism 22 spiral gear (driving means) 23 vertical axis 24 pinion gear (driving means) 25 rack tooth row (engaging means) 26 wire Driving device (driving means) 27 Holder (engaging means) 28 Spring (engaging means) 32 Rod (converting means) 33 Lever (converting means) 34 Operating plate (manual operating member)

Claims (1)

[Claims] 1. A sunroof structure for an automobile, comprising: a glass panel for opening and closing a roof opening; and a sunshade provided below the glass panel so as to be movable in the opening and closing direction of the roof opening. And an engaging means that is movable in an engaging / disengaging direction of engagement with the driving means, and a driving means that engages with the engaging means to open / close the sunshade in conjunction with the opening / closing operation of the glass panel. A manual operating member provided on the sunshade and movable in the moving direction of the sunshade by a manual operation; and a movement of the manual operating member provided on the sunshade for engaging the engaging means with the drive means. A sunroof structure for an automobile, comprising: a conversion means for converting to a combination release operation.