JPH06239142A - Sunroof opening and closing method and its device - Google Patents

Abstract

PURPOSE:To open plural openings as desired by opening and closing a large opening by moving a movable roof forward and rearward from a fixed roof, opening and closing a small opening provided on the movable roof by a panel roof, and opening and closing a roof window of the panel roof by a hood roof. CONSTITUTION:A large opening 7 is formed between a front frame 6 for front glass installing fixed to a car body 3, and a rear frame 4 fixed to the car body 3 at the rear side of a front door 2, and a fixed roof 8 is provided on the rear frame 4. The large opening 7 is opened and closed by the movable roof 9 of a roof member 5 operated by a driving means 36, and the movable roof 9 is made stored freely in the fixed roof 8. A small opening 28 is formed on the movable roof 9, and it is opened and closed by the forward and rearward movement of a panel roof 11 driven by a driving means 46. A roof window 10 formed on the panel roof 11 is opened and closed by the forward and rearward movement of a hood roof 12 driven by a driving means 42,on the movable roof 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sunroof opening / closing method and apparatus for use in vehicles such as passenger cars.

[0002]

2. Description of the Related Art As a conventional sunroof device, there is a slide targa roof type device as disclosed in JP-A-62-261527. In this type, a large opening is formed between the windshield-mounted front frame fixed to the vehicle body and the rear frame fixed to the vehicle on the rear side of the front door. A roof member that opens and closes the opening is provided.

The rear frame is for attaching a rear glass,
The roof member is slidably supported on the rear frame by a fixed roll bar, and when the large opening is opened, the roof member largely projects rearward from the rear frame, and only the front end thereof is supported.

[0004]

In the above-mentioned prior art, since the roof member is only supported by the roll bar of the rear frame, the stability of the support is low when the large opening is opened, and the vehicle is running. Even when opening and closing, the wind pressure may cause vibration. Further, the conventional roof member only has to open the large opening, and the roof member does not have a roof window, so that it is difficult to make a small opening like a sunroof device of a type other than the Targa roof type. .

According to the present invention, the roof member is composed of a movable roof, a panel roof and a hood roof, and the movable roof can be housed by a rear frame and a fixed roof so that substantially the whole can be supported even when the large opening is opened, and the movable roof is movable. (EN) A sunroof opening / closing method and apparatus for solving the above-mentioned problems of the prior art by enabling a small opening formed in the roof to be opened and closed in a panel roof and a roof window formed in the panel roof to be opened / closed in a hood roof, respectively. The purpose is to provide.

[0006]

The concrete means for solving the problems in the method of the present invention is to move the roof member 5 back and forth from the rear frame 4 fixed to the vehicle body 3 behind the door 2. In the sunroof opening and closing method for opening and closing the large opening 7 formed between the front frame 6 and the fixed front frame 6, the small roof 28 can be stored in the fixed roof 8 fixed to the rear frame 4 and a small opening 28 is formed substantially in the center. The movable roof 9 has a first opening / closing stroke in which the movable roof 9 is slid back and forth between the storage position A and a position B where the front portion of the movable roof 9 abuts on the front frame 6, and a roof window 10 is provided on the movable roof 9 substantially at the center. A second opening / closing step of sliding the panel roof 11 back and forth, and a second opening / closing step of sliding the front portion of the hood roof 12 whose rear end is connected to the fixed roof 8 side with respect to the panel roof 11 back and forth to open and close the roof window 10. 3 opening and closing strokes, each of the opening strokes Is to perform an alternative or more simultaneously as 閉行.

A specific means for solving the problem in the device of the present invention is to provide a structure between a front frame 6 for attaching a windshield fixed to the vehicle body 3 and a rear frame 4 fixed to the vehicle body 3 behind the front door 2. In a sunroof device provided with a roof member 5 that forms a large opening 7 and opens and closes the large opening 7 by moving back and forth on the rear frame 4, the roof member 5 includes a movable roof 9, a panel roof 11, and a roof roof. 12, a left and right side portions are connected to the rear frame 4 at the rear portion, and a fixed roof 8 capable of accommodating the roof member 5 together with the rear frame 4 is provided, and a small opening 28 is formed substantially at the center and its front portion is formed. A panel roof having left and right side portions of a movable roof 9 capable of contacting the front frame 6 slidably supported on the left and right side portions of a rear frame 4 and having a roof window 10 substantially at the center on the left and right side portions of the movable roof 9. 11 is slidably supported back and forth, and a fixed roof 8 The rear end of the hood roof 12 is connected to the rear part, and the rear side part of the hood roof 12 is guided by the left and right side parts of the rear frame 4, so that the front part of the hood roof 12 can slide back and forth on the left and right side parts of the panel roof 11. Is to support.

[0008]

The fixed roof 8 is fixed to the rear frame 4 and is formed in a substantially U shape in plan view in which the left and right side portions are connected by the rear portion. The movable roof 9 can be housed in the left and right side portions. When the movable roof 9 is moved to the rear position, it supports substantially the entire length. The large opening 7 between the rear frame 4 and the front frame 6 is opened and closed by the movable roof 9, the small opening 28 formed in the movable roof 9 is opened and closed by the panel roof 11, and the roof window 10 formed in the panel roof 11 is It is opened and closed by the hood roof 12, and the opening amount can be adjusted from the entire surface closed to the size obtained by adding the roof window 10 to the large opening 7.

When the large opening 7 is completely closed, the front portion of the movable roof 9 is in contact with the front frame 6 and is in the contact position B,
The front part of the panel roof 11 covers the movable roof 9, and the front part of the hood roof 12 covers the front part of the panel roof 11. From this closed state, when the movable roof 9 is moved backward (first opening stroke), the large opening 7 is opened, and when the panel roof 11 is moved backward (second opening stroke), the movable roof 9 is moved. Open the small opening 28 of the hood roof 1
When 2 is moved backward (third opening stroke), the roof window 10 of the panel roof 11 is opened. The opening / closing amount of the small opening 28 and the roof window 10 can be adjusted.

When the movable roof 9, the panel roof 11 and the roof hood 12 are all located at the rear positions,
The large opening portion 7 and the roof window 10 are entirely opened, and the roof window 10 and the small opening 28 overlap each other. When the movable roof 9 is moved forward (first closing stroke) from this opened state, the large opening portion is opened. When the portion 7 is closed and the panel roof 11 is moved forward (the second closing stroke), the small opening 28 is closed, and the hood roof 1
When 2 is moved forward (third closing stroke), the roof window 10 is closed.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 12, reference numeral 1 denotes a sunroof device provided on the roof of a two-box three-door hatch bag vehicle having left and right front doors 2 and rear doors, and a front frame 6 for attaching a windshield 14 fixed to a vehicle body 3 and a front door 2. A large opening 7 is formed between the rear frame 4 and the rear frame 4 fixed to the vehicle body 3 on the rear side. The large opening 7 reaches the front door 2 and is continuous with the entry / exit opening opened by this. There is.

The rear frame 4 has left and right side pillars 15, a rear pillar 16, a rear spoiler 17 at the upper rear part, a roof frame 18 connecting them, and the like. Side glass 19 is provided between the pillar 15 and the rear pillar 16. By having the inner opening 20, the rear frame 4 has a rectangular frame shape in plan view. The side glass 19 may be part of a window or door that can be opened and closed.

Reference numeral 5 denotes a roof member which is provided on the rear frame 4 and which opens and closes the large opening 7 by moving back and forth. The roof member 5 has a movable roof 9, a panel roof 11, a hood roof 12, and the like. The fixed roof 8 is fixed so as to cover the rear frame 4, has a substantially U-shape in plan view in which the left and right side portions are connected by the rear portion, and the center is open from the front portion. The opening of the fixed roof 8 is the roof frame 18
The front portion of the inner opening 20 is separated by a bridge 21 that connects the left and right side pillars 15. The fixed roof 8 and the roof frame 18
The rear half of the vehicle has a fixed roof.

5 to 10, bases 24, which are long in the front-rear direction, are fixed to the left and right side portions of the roof frame 18, the left and right bases 24 are connected to each other, and fixed rails 25 are provided on the respective outer upper portions thereof. Has been. A long moving body 26 having a gate-shaped cross section is fitted to the fixed rail 25, and a large number of rollers pivotally supported on the fixed rail 25 engage with guide grooves of the moving body 26. A large number of rollers pivotally supported by 26 are engaged with the guide groove of the fixed rail 25,
6 is supported so that it can slide straight forward and backward without tilting.

A bracket 27 is attached to the left and right moving body 26.
The side portion of the movable roof 9 is connected via the. The movable roof 9 has a substantially U shape in plan view in which left and right side portions are connected by a front portion, and a small opening 28 is formed from the center to the rear portion, and the front portion can contact the front frame 6. The left and right side portions of the movable roof 9 are located below the left and right side portions of the fixed roof 8 along it, and are housed in the fixed roof 8 when moved rearward to the storage position A (open position), and when moved forward. The tip thereof comes into contact with the front frame 6 to come into contact position B (closed position),
At this time, the outer peripheral portion of the large opening portion 7 is closed, and the left and right side portions of the fixed roof 8 are connected to the front frame 6.

A drive shaft 30 is arranged on the inner upper side of the left and right bases 24 at the side of the fixed rail 25 and in parallel therewith. The drive shaft 30 is formed of a screw shaft and is rotatably provided via a bearing 29. A slider 31 is screwed into the drive shaft 30 to rotate the slider 31 back and forth. This slider 31 is a connecting plate 32.
Is connected to the rear part of the moving body 26 via the slider 3
The moving body 26 and the movable roof 9 are moved by the forward and backward movement of 1.

The rear end of the drive shaft 30 is supported by a gear case 33 fixed to the base 24.
A pair of bevel gears are housed inside, and the drive shaft 30 is connected to one of the bevel gears. A motor 34 with a reducer is fixed to one of the left and right gear cases 33,
The output shaft of the motor 34 is directly or via a transmission shaft 35 connected to the other bevel gear in the gear case 33.

The drive shaft 30 and the gear case 3
3, a motor 34 with a speed reducer, etc. constitutes a driving means 36 for sliding the movable roof 9 at high speed and reliably, and rotation of the motor 34 causes the left and right drive shafts 3 to rotate.
0 is driven at the same time. A movable rail 39 is provided in parallel to the upper portion of the left and right moving body 26 so as to project inward, and a support bracket 40 is engaged with the movable rail 39 via a shoe so as to be slidable forward and backward. Bracket 4
The left and right front side portions of the panel roof 11 are fixed to 0.

The panel roof 11 has a substantially rectangular frame shape in a plan view, and a central portion thereof is a roof window 10. The roof window 10 may be an opening or glass may be embedded. The front and left and right side portions of the panel roof 11 slidably contact the upper surface of the movable roof 9 via weather strips, and the front guide rails 41 for the hood roof 12 are provided on the upper surfaces of the left and right side portions. A drive means 42 for the roof roof 12 is provided on the lower surface of the rear portion.

While the drive means 36 of the movable roof 9 is of a drive shaft drive type, rear support brackets 43 are fixed to the left and right rear sides of the panel roof 11, and the rear support brackets 43 are attached to the roof frame 18. It is supported by a fixed rear guide rail 44 so as to be movable back and forth. The rear support bracket 43 is provided with a connecting member 45, and the driving means 4
It is connected with 6 cables.

The driving means 46 for the panel roof 11 and the driving means 42 for the hood roof 12 are both of cable drive type, and the rotation of the motors 47, 48 is changed to the pushing / pulling operation of the cable so that the panel roof 11 and the hood are driven. The roof 12 is moved back and forth. 3, 5, 7, 11, and 12, the hood roof 12 has a length extending from the rear portion of the fixed roof 8 to the front frame 6, and has a small opening 28 in the movable roof 9 and the fixed roof when the movable roof 9 is closed. 8 to cover the inner opening, and the inner opening 20
Also, the roof window 10 is opened and closed.

The hood roof 12 includes a hood cloth 51 and a back cloth 5.
2, front and rear covers 53 and 54 provided before and after the hood cloth 51 and the back cloth 52, and a plurality of (two in the embodiment) fixed bones connected to the hood cloth 51 and the back cloth 52. 55
And a levitation bone 56 connected to the front cover 53 and each fixed bone 55 via a link and a tension spring.

The rear cover 54 is connected to the rear portion of the fixed roof 8, the front and rear fixed bones 55 have shoes at both left and right ends, and the front fixed bone 55 is attached to the front guide rail 41 and the rear fixed bone 5 is attached.
Reference numeral 5 is fixed to the roof frame 18 and is guided by rear guide rails 44 so as to be slidable back and forth. The front cover 53 of the hood roof 12 can cover the front portion of the panel roof 11, and a pair of left and right support brackets 57 are fixed to the lower surface of the front cover 53. The support bracket 57 has a cam groove 58 and front and rear shoes. 59 and 60 are provided. The rear portion of the cam groove 58 is inclined downward.

The rear shoe 60 is the groove 4 of the front guide rail 41.
The front shoe 59 slides on the upper surface of the front guide rail 41 by sliding in 1A. A recess 6 is formed at the front end of the front guide rail 41.
1 is formed, and the upper surface thereof has substantially the same height as the lower surface of the groove 41A. The front guide rail 41 has a slider 62.
And the slider 62 is connected to the cable of the drive means 42. This slider 62 has a cam groove 58
A cam pin 63 that engages with is provided.

When the front shoe 59 is in the recess 61, that is, when the hood roof 12 is closed, the cam pin 63 is located in the horizontal portion of the cam groove 58, and the front cover 53 is on the upper surface of the movable roof 9. Abutting. When the slider 62 is moved rearward from this state, the cam pin 63 moves the cam groove 58.
The front shoe 59 is pulled out from the concave portion 61, and the front cover 53 is slid rearward in a state where the front cover 53 is in the front rising posture. When the front cover 53 is in the front rising posture, the sliding contact resistance with the panel roof 11 becomes small.

In FIG. 13, 66 is the sunroof device 1
The control mechanism of is shown. The fixed rail 25 has detection means 67 for detecting the open / closed position of the movable roof 9, the movable rail 39 has detection means 68 for detecting the open / closed position and the intermediate position of the panel roof 11, and the front guide rail 41 has a hood roof. Detection means 69 for detecting the open / closed position of 12 are provided respectively, and are connected to the control unit 66A of the control mechanism 66. The detection means 67, 68, 69 are formed by sensors such as limit switches and contactless switches.

Further, a switch 70 for the movable roof 9 and a switch 71 for the hood roof 12 which also serves as the panel roof 11 are connected to the operation box (not shown), and the switches 70, 71 are operated. Thus, the drive means 36, 46, 42 are appropriately operated via the control unit 66A. Next, the opening / closing operation of the sunroof device 1 will be described mainly with reference to FIGS.

As shown in FIG. 14a, when the roof member 5 closes the large opening 7, the movable roof 9 projects from the fixed roof 8 and its tip comes into contact with the front frame 6 (contact position B). The front part of the panel roof 11 covers the front part of the movable roof 9, and the front part of the hood roof 12 covers the front part of the panel roof 11. This closed state (Fig. 1
When the switch 70 for the movable roof 9 is opened from 4a), the motor 34 of the drive means 36 operates to rotate the drive shaft 30, and the movable roof 9 is moved rearward via the moving body 26, and the detection means 67 is activated. It is stored in the fixed roof 8 until it operates (Fig. 14d).

At this time, the front portions of the panel roof 11 and the hood roof 12 move integrally with the movable roof 9, and the rear portion of the hood roof 12 moves rearward with the rear fixed bones 55 guided by the rear guide rails 44, The rear levitation bone 56 floats and the rear portion of the roof roof 12 is folded. In this way, the movable roof 9 is housed in the fixed roof 8 to the housed position A, and the large opening 7 is opened over the entire surface. This is the first opening stroke, and the first closing stroke is the reverse operation.

From the closed state (FIG. 14a) the switch 7
When the opening operation of 2 is performed, the driving means 46 operates to move the panel roof 11 rearward via the rear support bracket 43, and the panel roof 11 is housed in the fixed roof 8 until the detecting means 68 operates (FIGS. 2b and 14d). ). At this time, the movable roof 9 is immovable, and the front part of the hood roof 12 moves integrally with the movable roof 9. In this way, the panel roof 11 is housed in the fixed roof 8, and the movable roof 9 remains in a state in which the fixed roof 8 and the front frame 6 are connected. This is the second opening stroke, the second
The closing process is the reverse of the above.

Further, when the switch 72 is opened, the driving means 42 is actuated to move the front portion of the hood roof 12 rearward through the support bracket 57 while keeping the front upward posture.
The panel roof 11 is retracted to the rear of the panel roof 11 until the detection means 69 is activated (FIG. 14e). At this time, the movable roof 9 and the panel roof 11 are immovable, and the front fixed bone 55 is guided by the front guide rail 41 to move rearward on the front side of the hood roof 12, and the front levitation bone 56 rises to the rear side of the front cover 53. Fold the sides. This is the third opening stroke, and the third closing stroke is the reverse operation. The state shown by the solid line in FIG. 2c and 14c can be obtained by performing the third opening stroke from the state shown in FIG. 14b.

Further, as shown in FIG. 15, the panel roof 11
When the panel roof switch 72 is provided and opened and closed separately from the hood roof 12 and the switch, as shown in FIG.
In the closed state of 6a, the roof roof 12 alone can be opened and closed (Fig. 16f). On the contrary, by operating one switch, the plurality of driving means 36, 42, 46 can be operated simultaneously or sequentially. For example, when the movable roof switch 70 is operated, the drive means 36
It is also possible to activate the drive means 46 before activating, and open the panel roof 11 to the intermediate position, and then activate the drive means 36.

[0033]

According to the present invention described in detail above, the movable roof 9 can be supported almost entirely by the rear frame 4 even at the storage position A, and the roof window 10 formed in the panel roof 11 can be supported by the roof roof 12. Even if the large opening 7 is closed, the small opening 28 therein can be opened and closed by the panel roof 11, and the roof window 10 can be further opened with the large opening 7 open.

[Brief description of drawings]

FIG. 1 is an explanatory perspective view showing an embodiment of the present invention.

FIG. 2 is a perspective explanatory view showing three examples of open / closed states.

FIG. 3 is a schematic sectional side view.

FIG. 4 is a schematic front view.

FIG. 5 is a cross-sectional side view of a main part with a large opening opened.

FIG. 6 is a sectional front view of a main part.

FIG. 7 is an overall exploded perspective view.

FIG. 8 is an overall plan view.

FIG. 9 is a perspective view of a movable roof drive mechanism.

FIG. 10 is an exploded perspective view of a movable roof drive mechanism.

FIG. 11 is an exploded perspective view of a panel roof and a drive mechanism thereof.

FIG. 12 is an exploded perspective view of a hood roof.

FIG. 13 is a block diagram of a control mechanism.

FIG. 14 is an explanatory diagram showing a mode of opening the roof.

FIG. 15 is a block diagram of a control mechanism according to another embodiment.

FIG. 16 is an explanatory view showing a mode of opening a roof according to another embodiment.

[Explanation of symbols]

 1 sunroof device 2 front door 3 vehicle body 4 rear frame 5 roof member 6 front frame 7 large opening 8 fixed roof 9 movable roof 10 roof window 11 panel roof 12 hood roof 28 small opening A storage position (open position) B contact position (Closed position)

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shigeki Hiyama 1484-79 Iida, Hachihonmatsu-cho, Higashihiroshima-shi, Hiroshima Prefecture (72) Inventor Katsuhisa Harada 21-15, Yanagigaoka, Fuchu-cho, Aki-gun, Hiroshima Prefecture (72) Hitoshi Aono 2-3-16 Yoshiura Nakamachi, Kure City, Hiroshima Prefecture

Claims (2)

[Claims] 1. A front frame (6) fixed to the vehicle body (3) by moving a roof member (5) back and forth from a rear frame (4) fixed to the vehicle body (3) behind the door (2). In the sunroof opening / closing method for opening / closing a large opening (7) formed between the rear roof (4) and the rear frame (4), a small opening (28) can be housed in the fixed roof (8) substantially at the center. A first opening / closing stroke in which the formed movable roof (9) is slid back and forth between a storage position (A) and a position (B) at which the front portion abuts the front frame (6), and the movable roof (9). 9) Above the roof window (1
The second opening / closing stroke of sliding the panel roof (11) having the front end (0) and the front portion of the hood roof (12) whose rear end is connected to the fixed roof (8) side with respect to the panel roof (11). Third sliding back and forth to open and close the roof window (10)
A sunroof opening / closing method comprising: an opening / closing process, wherein each of the opening process or the closing process is selectively or simultaneously performed. 2. A front frame (6) fixed to a vehicle body (3) and a vehicle body (3) behind the front door (2).
A roof member (5) which opens and closes the large opening (7) by moving back and forth on the rear frame (4) by forming a large opening (7) with the rear frame (4) fixed to the rear frame (4). In the provided sunroof opening / closing device, the roof member (5) has a movable roof (9), a panel roof (11) and a hood roof (12), and the left and right side portions are connected to the rear frame (4) at the rear portion. In addition, a fixed roof (8) capable of accommodating the roof member (5) is provided together with the rear frame (4), a small opening (28) is formed substantially in the center, and the front portion thereof can contact the front frame (6). A panel roof having left and right side portions of a movable roof (9) slidably supported on left and right side portions of a rear frame (4) and having a roof window (10) substantially at the center on the left and right side portions of the movable roof (9). (11) is supported so that it can slide back and forth, and the rear end of the hood roof (12) is connected to the rear part of the fixed roof (8). Both guide the back side of the hood roof (12) by the left and right side parts of the rear frame (4), and support the front part of the hood roof (12) on the left and right side parts of the panel roof (11) so that it can slide back and forth. A sunroof opening / closing device characterized in that