JP2768882B2 - Sunroof opening and closing method and device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

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

[0002]

2. Description of the Related Art As a conventional sunroof apparatus, there is a slide targa roof type as disclosed in Japanese Patent Application Laid-Open No. 62-261527. In this type, a large opening is formed between the front frame fixed to the vehicle body and the rear frame fixed to the vehicle at the rear side of the front door, and the front frame is moved forward and backward by the rear frame. A roof member for opening and closing the opening is provided.

[0003] The rear frame is for mounting a rear glass,
The roof member is slidably supported by a roll bar fixed to the rear frame, 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 prior art, since the roof member is only supported by the roll bar of the rear frame, the support stability is low when the large opening is opened, and the vehicle is running. In the opening / closing operation, vibration may occur due to wind pressure. In addition, the conventional roof member only has to open a large opening or not, and the roof member has no small opening, making it difficult to open a small opening like sunroof devices other than Targa roof type. I have.

[0005] A first object of the present invention is to provide a roof member with a first member.
A movable roof and a second movable roof are provided. A large opening between the rear frame and the front frame can be opened and closed by a first movable roof, and a small opening formed in the first movable roof can be opened and closed by a second movable roof. An object of the present invention is to provide a sunroof opening and closing method as described above.
A second object of the present invention is to open and close the large opening and the small opening, and to store and support the whole of the first movable roof in the rear frame and the fixed roof even when the first movable roof is opened. It is an object of the present invention to provide a sunroof opening / closing device capable of opening and closing a small opening even when a first movable roof is stored.

A third object of the present invention is to open and close the large opening and the small opening, and to open and close the entire panel roof of the first movable roof and the second movable roof when the large opening is opened. Another object of the present invention is to provide a sunroof opening / closing device that can be stored and supported on a fixed roof.

[0007]

A specific means for solving the problem in the method of the present invention is to move a roof member 5 back and forth from a rear frame 4 fixed to the vehicle body 3 behind the door 2 so as to move the vehicle body forward and backward. In a sunroof opening / closing method for opening and closing a large opening 7 formed between a front frame 6 fixed to the rear frame 4 and a movable roof 9 having a small opening substantially at the center from a fixed roof 8 fixed to the rear frame 4. A first opening / closing process for moving the large opening 7 to open and close, and a second opening / closing process for sliding a second movable roof for opening and closing the small opening on the movable roof 9 back and forth; Alternatively, the closing process is performed alternatively or simultaneously.

A first solution for solving the problem in the device of the present invention.
Specifically, a large opening 7 is formed between a front frame 6 fixed to the vehicle body 3 for attaching a windshield 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 opens and closes a large opening 7 by moving back and forth to the roof 4, the roof member 5 has a movable roof 9 and a hood roof 12. A fixed roof 8 having a substantially U-shape in plan view capable of accommodating the roof member 5 together with the rear frame 4 and having a small opening formed substantially at the center thereof and having a front portion abutting on the front frame 6. The left and right sides of the rear frame 4 are slidably supported on the left and right sides of the rear frame 4, and the rear end of the top roof 12 is connected to the rear of the fixed roof 8. Guide on the left and right sides, slide the front of the hood roof 12 back and forth to the left and right sides of the movable roof 9 Supported on standing, it is that you have opened and closed the small opening in the hood roof 12.

A second solution to the problem in the device of the present invention
Specifically, a large opening 7 is formed between a front frame 6 fixed to the vehicle body 3 for attaching a windshield 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 opens and closes a large opening 7 by moving back and forth to the roof 4, the roof member 5 has a movable roof 9 and a panel roof 11, and is fixed to the rear frame 4 so as to cover the upper part thereof. A roof 8 is provided. A movable roof 9 having a small opening formed substantially at the center and a front part of which can abut on the front frame 6 is slidably supported on the rear frame 4 back and forth. The movable roof 9 and the panel roof 11 can be stored in the fixed roof 8 when the panel roof 11 is moved rearward.

[0010]

The fixed roof 8 is fixed to the rear frame 4 and can accommodate the movable roof 9 in the left and right sides thereof. The rear frame 4 supports substantially the entire length of the movable roof 9 when the movable roof 9 is moved to the rear position. The large opening 7 between the rear frame 4 and the front frame 6 has a movable roof 9
The small opening (the roof window 10 or the small opening 28) formed in the movable roof 9 is opened and closed by the hood roof 12 (or the panel roof 11, hereinafter the same) as the second movable roof, and the entire opening is changed to the large opening. It is possible to take an aspect in which the part 7 is opened and an aspect in which the small opening is opened.

When the large opening 7 is fully closed, the front portion of the movable roof 9 is in contact with the front frame 6 at the contact position B,
The front part of the top roof 12 is in contact with the front part of the movable roof 9 from above. When the movable roof 9 is moved backward (first opening stroke) from the closed state, the large opening 7 is opened, and when the hood roof 12 is moved backward (second opening stroke), the movable roof 9 is moved. Open the small opening of. The opening and closing amount of the small opening can be adjusted.

In the fully open state in which the movable roof 9 and the hood roof 12 are located at the rear position, the large opening 7 and the small opening are fully open. From this open state, the movable roof 9 is moved forward (first closing stroke). ), The large opening 7 is closed, and as the top roof 12 is moved forward (second closing stroke), the small opening is closed.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. In the first embodiment shown in FIGS. 1 to 14, reference numeral 1 denotes a sunroof device provided on the roof of a two-box three-door hatch bag car having left and right front doors 2 and a rear door.
A large opening 7 is formed between a front frame 6 for attaching a windshield 14 fixed to the rear frame 4 and a rear frame 4 fixed to the vehicle body 3 on the rear side of the front door 2. Up to the second glass, which is contiguous with the doorway which is opened by this.

The rear frame 4 has left and right side pillars 15, a rear pillar 16, a rear upper spoiler 17 and a roof frame 18 connecting them, and the like. The roof frame 18 has an inner opening 20 formed therein. A 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 a part of an openable window or door.

Reference numeral 5 denotes a roof member provided on the rear frame 4 for opening and closing the large opening 7 by moving back and forth. The roof member 5 has a movable roof 9 and a second movable roof (hood roof 12). The fixed roof 8 is fixed so as to cover the rear frame 4 and has a substantially U-shape in a plan view in which left and right sides are connected at a rear portion, and the center is open from the front. The opening of the fixed roof 8 corresponds to the roof frame 18.
The front part of the inner opening 20 is divided by a bridge body 21 connecting the left and right side pillars 15. The fixed roof 8 and the roof frame 18
Thus, a fixed roof in the rear half of the vehicle is formed.

In FIGS. 5 to 10, long bases 24 are fixed to the left and right sides of the roof frame 18 in the front-rear direction, and the left and right bases 24 are connected to each other. Have 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 by the fixed rail 25 are engaged with the guide grooves of the moving body 26. 26 are engaged with the guide grooves of the fixed rail 25, and the moving body 2
6 is supported so as to slide straight back and forth without tilting.

A bracket 27 is attached to the left and right moving body 26.
The side part of the movable roof 9 is connected via the. The movable roof 9 has a substantially U-shape in plan view in which the left and right sides are connected at the front part, and has a small opening 28 formed from the center to the rear part, and the front part can contact the front frame 6. The left and right side portions of the movable roof 9 are located below and along the left and right side portions of the fixed roof 8, and are stored in the fixed roof 8 when moved rearward to a storage position A (open state) and when moved forward. The tip of the end comes into contact with the front frame 6 to be in the contact position B (closed state),
At this time, the outer periphery of the large opening 7 is closed, and the left and right sides 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 on the side of and parallel to the fixed rail 25. The drive shaft 30 is formed of a screw shaft and rotatably provided via a bearing 29. A slider 31 is screwed into the drive shaft 30, and the slider 31 moves forward and backward by rotating. The slider 31 is connected to a connecting plate 32.
And the slider 3
The moving body 26 and the movable roof 9 are moved by the back and forth 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 a drive shaft 30 is connected to one of the bevel gears. A motor 34 with a speed reducer is fixed to one of the left and right gear cases 33,
The output shaft of the motor 34 is connected to the other bevel gear in the gear case 33 directly or via the transmission shaft 35.

The drive shaft 30, the gear case 3
3. A drive means 36 for sliding the movable roof 9 at high speed and with certainty is constituted by a motor 34 with a speed reducer and the like.
0 are driven simultaneously. The panel roof 11 is fixed to the upper part of the left and right moving body 26 via bolts and nuts 37. The panel roof 11 has a substantially rectangular frame shape in plan view, and has a roof window 10 (small opening) at the center thereof. The roof window 10 may be an opening or may have glass embedded therein. A front guide rail 41 for the hood roof 12 is provided on the upper surface on the left and right sides of the panel roof 11, and a driving means 42 for the hood roof 12 is provided on the lower surface on the rear part.

The hood roof 12 is a second movable roof with respect to the movable roof 9, and opens and closes an opening (roof window 10) in the movable roof 9. The drive means 42 of the top roof 12 is of a cable drive type,
The hood roof 12 is moved back and forth by changing the rotation of 7 into a pushing and pulling operation of a cable. The panel roof 11 may be integrally formed with the movable roof 9 and the front guide rail 41
If the driving means 42 is provided on the movable roof 9, it can be omitted. In that case, the roof window 10 becomes the small opening 28.

3, 5, 7, 11, and 12, the top 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 when the movable roof 9 is closed. And the opening in the fixed roof 8 is covered.
0 and the roof window 10 are opened and closed. This roof top 12
The hood cloth 51 and the back cloth 52, front and rear covers 53 and 54 provided before and after the hood cloth 51 and the back cloth 52, and a plurality of the hood cloths 51 and the back cloth 52 (in the embodiment, connected to them) 2) fixed bone 55, front cover 53 and each fixed bone 55
And a floating bone 56 connected via a link and a tension spring.

The rear cover 54 is connected to the rear portion of the fixed roof 8, and the front and rear fixed bones 55 have shoes at both left and right ends.
5 is fixed to the roof frame 18 and guided by guide rails 44 so as to be slidable back and forth. The front cover 53 of the top roof 12 can cover the front part of the panel roof 11, and a pair of left and right support brackets 57 is 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 cam groove 58 has a rear portion inclined downward.

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

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

In FIG. 13, reference numeral 66 denotes the sunroof device 1.
Is shown. The fixed rail 25 is provided with a detecting means 67 for detecting the open / close position of the movable roof 9, and the front guide rail 41 is provided with a detecting means 69 for detecting the open / close position of the hood roof 12. It is connected to the section 66A. The detecting means 67, 6
Reference numeral 9 denotes a sensor such as a limit switch or a contactless switch.

The operation box (not shown) includes a switch 70 for the movable roof 9 and a switch 7 for the top roof 12.
2 are connected, and the switches 70 and 72 are operated to operate the driving units 36 and 42 as appropriate via the control unit 66A. Next, the opening and closing operation of the sunroof device 1 will be described mainly with reference to FIGS.

As shown in FIGS. 2A and 14A, when the roof member 5 closes the large opening 7, the movable roof 9 protrudes from the fixed roof 8 and its tip comes into contact with the front frame 6 (contact position). B) Then, the front part of the hood roof 12 covers the front part of the movable roof 9. When the switch 70 for the movable roof 9 is opened from this closed state (FIG. 14A), the driving means 36
Operates to rotate the drive shaft 30, and the moving body 26
The movable roof 9 is moved rearward through the fixed roof 8 until the detection means 67 is activated (FIG. 14).
c).

At this time, the front part of the top roof 12 moves integrally with the movable roof 9, and the rear part of the top roof 12 moves rearward with the rear fixed bone 55 guided by the rear guide rail 44, and the rear floating bone 56. Rises and folds the rear part of the top roof 12. In this manner, the movable roof 9 is stored in the fixed roof 8 and is in the storage 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.

When the switch 72 for the top roof 12 is opened from the closed state (FIGS. 2a and 14a), the driving means 4
2 operates and the top roof 12 is supported via the support bracket 57.
Of the panel roof 11 until the detection means 69 is activated (FIGS. 2b and 14b). At this time, the movable roof 9 is immovable, the front fixed bone 55 is guided by the front guide rail 41 and moves rearward on the front side of the hood roof 12, and the front floating bone 56 rises to fold the rear side of the front cover 53. . This is the second
In the opening stroke, the second closing stroke operates in the reverse manner.

FIGS. 2C and 14D show the states shown in FIGS.
It is obtained by performing a first opening stroke from the state of 14b or a second opening stroke from the state of FIG. 14c. The first and second opening / closing steps are appropriately selected and performed, but can be performed simultaneously.
For example, if the first and second opening strokes are performed simultaneously from the state shown in FIGS. 2a and 14a, the state shown in FIGS. 2c and 14d is obtained.

By operating one switch, both driving means can be operated simultaneously or sequentially. For example, when the movable roof switch 70 is operated, the drive means 42 is operated before the drive means 36 is operated to open the top roof 12, and thereafter the drive means 36 is operated. The second shown in FIGS.
In the embodiment, the fixed roof 8 is fixed on the rear frame 4 so as to cover the rear half of the vehicle body 3, and the large opening 7 is formed between the front edge and the front frame 6. A small inner opening is not formed, and the movable roof 9 and the panel roof 11 can be stored between the fixed roof 8 and the roof frame 18.

The movable roof 9 is formed in a substantially U-shape or a rectangular frame shape in plan view having a small opening 28, and a panel roof 11 is provided so as to open and close the small opening 28. The side part slidably abuts on the upper surface of the movable roof 9 via a weather strip, and the top roof is not provided. The front and rear support brackets 40 and 43 are fixed to the left and right and front and rear of the panel roof 11. The front support bracket 40 is fixed to the movable rail 39 fixed to the moving body 26, and the rear support bracket 43 is fixed to the roof frame 18. Are supported so that they can move back and forth. The rear support bracket 43 is provided with a connecting member 45, which is connected to a cable of the driving means 46.

The panel roof 1 is moved relative to the movable roof 9.
Reference numeral 1 denotes a second movable roof, which is opened and closed by opening a switch for the panel roof 11 from the closed state in FIG. When the switch 70 for the movable roof 9 is opened (first opening stroke), the movable roof 9 and the panel roof 11 are integrally moved rearward when the switch 70 for the movable roof 9 is opened (first opening stroke). (Fig. 16
c).

When the movable roof 9 is in the opening stroke, the movable roof 9 enters the fixed roof 8 to a position where each of the open position detecting means operates. It can also be stopped at an intermediate position, and is stored in the fixed roof 8 together with the large opening 7 fully opened.

[0036]

According to the method of the present invention described in detail above, the large opening 7 between the rear frame 4 and the front frame 6 can be opened and closed by the movable roof 9 and the small opening formed in the movable roof 9 It can be opened and closed by the second movable roof. According to the device of the present invention, the large opening 7 and the small opening can be opened and closed, and even when the movable roof 9 is opened, the whole can be stored and supported in the rear frame 4 and the fixed roof 8. The small opening can be opened and closed even when stored.

According to the apparatus of the present invention, the large opening 7 and the small opening can be opened and closed. In addition, when the large opening 7 is opened, both the movable roof 9 and the panel roof 11 are entirely fixed to the rear frame 4 and fixed. It can be stored and supported on the roof 8.

[Brief description of the drawings]

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

FIG. 2 is an explanatory perspective view showing three examples of an open / closed state.

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 in a state where a large opening is 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 driving mechanism.

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

FIG. 11 is an exploded perspective view of a panel roof and a driving 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 an explanatory perspective view showing a second embodiment of the present invention.

FIG. 16 is an explanatory view showing three examples of an open / closed state.

FIG. 17 is a cross-sectional side view of a main part in a state where a large opening is opened.

FIG. 18 is a sectional front view of a main part.

FIG. 19 is an overall exploded perspective view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sun roof device 2 Front door 3 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 Cover roof 28 Small opening A Storage position (open position) B Contact position (Closed position)

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Shigeki Hiyama 1484-79, Iida, Hachihonmatsu-cho, Higashihiroshima-shi, Hiroshima (72) Inventor Katsuhisa 21-15 Yanagaoka, Fuchu-cho, Aki-gun, Hiroshima Prefecture 2-3-6 Yoshiuranakamachi, Kure City, Hiroshima Prefecture (56) References JP-A-58-85713 (JP, A) JP-A-3-10931 (JP, A) JP-A-62-261527 (JP, A) Sho-55-106113 (JP, U) Sho-58-41614 (JP, U) Sho-hei 3-103814 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) B60J 7 / 02 B60J 7/05 B60J 7/12

Claims (3)

(57) [Claims] 1. A front frame (6) fixed to a 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). A sunroof opening / closing method for opening and closing a large opening (7) formed between the movable roof (9) having a small opening substantially at the center from a fixed roof (8) fixed to the rear frame (4). ) Is opened and closed to open and close the large opening (7), and a second opening and closing stroke is made to slide the second movable roof that opens and closes the small opening on the movable roof (9) back and forth. A sunroof opening / closing method, wherein the opening stroke or the closing stroke is performed alternatively or simultaneously. 2. A front frame (6) fixed to a vehicle body (3) for mounting a windshield and a vehicle body (3) behind a front door (2).
A roof member (5) that forms a large opening (7) between the rear frame (4) and the front frame (4) and that opens and closes the large opening (7) by moving back and forth to the rear frame (4). In the sunroof opening and closing device provided, the roof member (5) has a movable roof (9) and a hood roof (12), and a left and right side portion is connected to a rear frame (4) at a rear portion, and the rear frame (4). And a fixed roof (8) having a substantially U-shape in plan view capable of accommodating the roof member (5), a small opening is formed substantially in the center, and a movable roof (8) whose front portion can contact the front frame (6). The left and right sides of 9) are slidably supported on the left and right sides of the rear frame (4), and the rear end of the hood roof (12) is connected to the rear of the fixed roof (8).
2) The rear side is guided by the left and right sides of the rear frame (4), and the front of the hood roof (12) is supported by the left and right sides of the movable roof (9) so as to be slidable back and forth. (12) A sunroof opening / closing device characterized in that the small opening can be opened and closed freely. 3. A front frame (6) fixed to a vehicle body (3) for mounting a windshield and a vehicle body (3) behind a front door (2).
A roof member (5) that forms a large opening (7) between the rear frame (4) and the front frame (4) and that opens and closes the large opening (7) by moving back and forth to the rear frame (4). In the provided sunroof opening / closing device, the roof member (5) has a movable roof (9) and a panel roof (11), and a rear frame (4) is provided with a fixed roof (8) covering the upper part thereof, and substantially at the center. A movable roof (9) having a small opening formed at its front portion and capable of abutting on the front frame (6) is slidably supported on the rear frame (4) back and forth. The movable roof (9) and the panel roof (11) can be stored in the fixed roof (8) when the panel is moved rearward. Sunroof opening and closing device.