JP3755924B2 - Sunroof device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a sunroof device mounted on the roof of a vehicle such as an automobile.
[0002]
[Prior art]
As this type of prior art, as disclosed in Japanese Patent Application Laid-Open No. 2-290717, a pair of left and right lifters are provided on the inner surface of the panel for opening and closing the opening of the vehicle roof, and the front part of the lifter is slid back and forth. The left and right guide rails that guide freely are fixed to the roof side, and the left and right guide rails support the cam body that moves back and forth by the slider, and the rear end and middle part of the lift link whose front end is pivotally supported by the lifter are cammed By slidingly engaging a lifting cam groove formed in the body and moving the cam body forward, the panel is moved from the fully open position of the opening to the front end position, and moved up from the front end position to the closed position of the opening. Further, it is configured to tilt upward from the opening closed position.
[0003]
In this prior art, in order to restrict the front movement of the panel when the panel reaches the front end position and when the panel moves up, the front position that contacts the front shoe that supports the front end of the panel on the guide rail A stopper is provided on the center of the panel, or a movement restricting member whose one end is pivotally supported in the middle of the panel and the other end is slidably supported in the guide rail. A guide body is provided at the position.
[0004]
[Problems to be solved by the invention]
In the prior art, when a stopper that contacts the front shoe is provided, a dedicated stopper member that is used only for position regulation is required, and the distance to the lift cam groove and the slider is long and there are various members. In addition, the assembly tolerance becomes large, and it becomes difficult to make the position accuracy of the panel accurate.
In addition, when a guide body that abuts the intermediate pin of the movement restriction member is provided, a movement restriction member is required in addition to the position restriction guide body, the number of parts increases, and the panel is connected to the movement restriction member in a pivotal manner. Therefore, it is difficult to make the position accuracy of the panel accurate.
[0005]
Furthermore, in both cases, the position of the slider is not regulated when the panel reaches the tilt-up position, and the position holding of the panel at the tilt-up position may become unstable.
An important object of the present invention is that the front movement of the panel can be regulated directly and accurately when the panel is in the front end position, and the front movement of the slider is regulated directly and accurately when the panel reaches the upper position. To be able to do that.
Another important object of the present invention is to allow the stopper portion to restrict forward movement even when the panel moves up.
[0006]
Another object of the present invention is to form the stopper portion easily and inexpensively using a mounting member for pivotally supporting the deflector without providing a stopper-dedicated member.
Another object of the present invention is to make it possible to restrict the backward movement by the backward position restricting means during the ascending operation of the panel whose forward movement is restricted by the stopper portion.
Another object of the present invention is to allow the forward movement to be restricted by the forward position restricting means during the upward movement of the panel whose forward movement is restricted by the stopper portion.
Another object of the present invention is to form the contact portion on the lifter side on the front surface of the cam body so that the contact portion can be formed easily and inexpensively without forming a special member.
[0007]
[Means for Solving the Problems]
A first specific means for solving the problems in the present invention is that a pair of left and right lifters 6 are provided on the inner surface of a panel 4 that opens and closes the roof opening 3, and the front portion of the lifter 6 and the slider 8 can slide back and forth. The left and right guide rails 7 for guiding the lifter 6 are fixed to the roof side, and an elevating mechanism 17 is provided between the lifter 6 and the slider 8 to raise and lower the rear part of the lifter 6 by moving the slider 8 back and forth. In the sunroof device for moving the panel 4 forward from the fully open position of the opening , tilting from the tilt-down position of the front end to the opening closing position, and tilting from the opening closing position to the tilt raising position ,
When the panel 4 reaches the tilt lowered position, a stopper portion 19 is formed on the guide rail 7 to abut against the abutting portion 18 of the front and rear halfway portion of the panel 4 to restrict its forward movement, and the panel 4 is tilted When the lifted position is reached, the slider 8 is brought into contact with the stopper portion 19 so that the back-and-forth movement of the slider 8 can be restricted .
[0008]
As a result, when the panel 4 is in the tilt-down position at the front end, the forward movement can be regulated directly and accurately in the middle of the front and rear, and when the panel 4 reaches the tilt-up position, the forward movement of the slider 8 is directly performed. And it can be regulated accurately.
The second specific means for solving the problems in the present invention is that, in addition to the first specific means, the stopper portion 19 maintains the contact with the contact portion 18 even when the panel 4 moves up. It is a shape.
Thus, when the panel 4 is in the tilt down position of the front end, it regulated directly and accurately the movement before the front and rear intermediate portion of the panel 4.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 11, a slide tilt type sunroof device 1 is mounted on a roof 2 of a vehicle such as an automobile, and an opening 3 formed in the roof 2 is changed to a closed state, a ventilable state, and an open state by a panel 4. It is possible.
The panel 4 is made of transparent or colored glass, plastic, metal plate or the like. A metal frame 21 is fixed around the inner surface of the panel 4, and a weather strip 22 is attached to the outer periphery. A lifter 6 protruding downward is attached to the side portion.
[0010]
Reference numeral 23 denotes a frame fixed to the lower side of the roof 2 and has a U-shape in plan view having left and right side portions and a front portion. A connecting plate 24 is fixed in the middle of the front and rear. A portion surrounded by the front part is an inner opening 25.
Guide rails 7 are attached to the left and right sides of the frame 23 in the front-rear direction. Each guide rail 7 is formed with a cable guide groove 7B and an outer shoe guide groove 7C on the outside across the flange 7A in the center in the width direction, and an inner shoe guide groove 7D on the inside (inner opening 25 side). A sunshade guide groove 7E is formed further inside than the inner shoe guide groove 7D. The sunshade is denoted by reference numeral 26 in FIG.
[0011]
A front shoe (front support) 28 provided at the front end of the lifter 6 is slidably supported in the inner shoe guide groove 7D, and the slider 8 is slidably supported across the inner and outer shoe guide grooves 7C and 7D.
The slider 8 is connected to a cable 29 inserted into the cable guide groove 7B, and this cable 29 can be pushed and pulled by a driving device 30 fixed to the front lower surface of the frame 23.
A cam body 31 is fixed to the rear outer surface of the lifter 6, and a lift cam groove 5 is formed on the surface of the cam body 31 on the lifter 6 side. It has a closing portion 5A, a front side tilt-up tilt portion 5B, and a rear-side tilt-up tilt portion 5C.
[0012]
The slider 8 has a recessed portion 8A formed at the rear, and a midway portion of the lifting link 9 is inserted into the recessed portion 8A. A horizontal shaft (halfway support) 16 provided in the midway portion protrudes left and right, and both ends thereof are It is supported by the slider 8.
The lift link 9 pivotally supported by the slider 8 has a square shape in side view, and is formed in a bifurcated shape so that the rear end of the lifter 6 enters, and the front portion is a single plate that rises. It is formed into a shape. The front portion is inserted between the lifter 6 and the cam body 31 from below, and an upper engagement portion 32 formed by inserting a pin at the front end is slidably engaged with the lift cam groove 5. ing.
[0013]
Since the lifting shaft 9 is supported by the slider 8 with the horizontal shaft 16 protruding left and right, the lift link 9 is supported at both ends by the inner and outer shoe guide grooves 7C and 7D via the slider 8, and the posture is left and right. It is designed not to be attached.
A rear shoe (rear support) 12 that slides in the inner shoe guide groove 7D is provided on the left and right sides at the rear end of the bifurcated rear portion of the lifting link 9, and the other moves inside the outer shoe guide groove 7C. An engaging portion 10 is provided, and the rear shoe 12 and the engaging portion 10 are formed in a pin-like projection shape.
[0014]
Reference numeral 14 denotes a drip rail whose left and right ends are connected to a support member 15. Each support member 15 is supported at least in the outer shoe guide groove 7C so as to be slidable back and forth, and the rear end of the interlocking body 34 is connected. A hooking groove 35 is formed in the front portion of the interlocking body 34, and a hooking pin 36 provided on the lifter 6 is hooked so as to be movable up and down to allow the lifter 6 to move up and down. It is designed to move with you when you move back and forth.
The support member 15 is provided with a lifting and lowering holding portion 11 at a position protruding from the outer shoe guide groove 7C. The raising / lowering holding portion 11 is located at a position facing the engaging portion 10 in the left-right direction, and a cam groove having a raised shape capable of introducing the engaging portion 10 is formed, and the upper surface of the cam groove is the upper guide surface 11A, The lower surface is the lower guide surface 11B, and the groove depth is the holding portion 11C.
[0015]
When the engaging portion 10 moves rearward, the engaging portion 10 is introduced into the cam groove, guided rearward and upward by the lower guide surface 11B, and held in the holding portion 11C. When the engaging portion 10 is moved forward from this holding state, the upper guide surface 11A guides forward and downward. The holding portion 11C regulates the vertical position of the engaging portion 10 and may be opened rearward.
The elevating link 17, the cam body 31, the elevating holding unit 11, and the like constitute an elevating mechanism 17 that elevates the rear portion of the lifter 6 by moving the slider 8 back and forth.
A notch 13 is formed in the inner shoe guide groove 7D of the guide rail 7 corresponding to the lifting and lowering holding portion 11 when the panel 4 is closed, and the rear shoe 12 sliding in the inner shoe guide groove 7D is provided. It is possible to escape upward.
[0016]
In FIGS. 1 and 3, 40F and 40R are a pair of front and rear locking grooves formed on the guide rail 7 or a plate fixed to the guide rail, and lock the pair of front and rear locking pins 41F and 41R provided on the lifter 6. It is possible.
When the panel 4 is in the closed position, the rear locking pin 41R engages with the rear locking groove 40R, and when the panel 4 is in the tilt-up position, the front locking pin 41F engages with the front locking groove 40F. The panel 4 is prevented from rattling back and forth even if it vibrates or receives wind from the panel 4.
[0017]
When the panel 4 is in the tilt lowered position, the front and rear locking pins 41F and 41R are separated from the front and rear locking grooves 40F and 40R, and allow the panel 4 to move backward.
The front and rear locking grooves 40F and 40R may be sufficiently wider than the diameters of the front and rear locking pins 41F and 41R, respectively, as long as the rearward movement of the front and rear locking pins 41F and 41R can be restricted. Has been.
Further, if the front and rear locking grooves 40F and 40R have substantially the same dimensions as the diameters of the front and rear locking pins 41F and 41R, the forward movement of the front and rear locking pins 41F and 41R can be restricted. Movement restriction means is configured. In this case, the stopper portion 19 may have a vertical dimension that contacts the contact portion 18 only when the panel 4 is tilted down and does not contact when the panel 4 is at or above the opening closed position.
[0018]
In FIGS. 1 to 3 and 5, reference numeral 42 denotes an attachment member fixed to the guide rail 7, and a support shaft 44 at the base of the deflector 43 passes through a rear projecting portion 42 </ b> A formed on the attachment member 42 so as to be pivotally supported. Has been.
The deflector 43 is U-shaped in plan view, and its left and right ends are supported by the rear projecting portion 42A. When the panel 4 is opened, the deflector 43 is rotated about the support shaft 44 via the resilient means. The front portion can protrude upward from the opening 3.
A shock-absorbing tongue 42B is formed at the rear of the rear protrusion 42A of the mounting member 42. The abutting portion 18 is formed on the front surface of the cam body 31 so as to face the tongue 42B. When it has moved, the abutting portion 18 of the cam body 31 abuts on the rear surface of the tongue portion 42 </ b> B, restricts the forward movement of the lifter 6, and sets the front end position of the panel 4.
[0019]
Further, the horizontal rear end 42C of the mounting member 42 faces the slider 8, and contacts the horizontal rear end 42C when the slider 8 is moved forward from the fully open position of the panel, thereby restricting the forward movement of the slider 8. To do.
A stopper portion 19 is formed by the tongue portion 42B and the rear end 42C, and the forward movement of the slider 8 may be regulated by the tongue portion 42B, and the contact portion 18 and the slider 8 may be brought into contact with each other. The buffer may or may not be present.
Next, the opening / closing operation of the sunroof device 1 having the above-described configuration will be described.
[0020]
When the slider 8 is moved forward through the cable 29 from the closed state shown in FIG. 1, the lifting link 9 is moved forward, and the upper engagement body 32 moves from the closing portion 5 </ b> A of the lifting cam groove 5 to the tilt raising portion 5 </ b> B. Then, the panel 4 is raised to the tilt-up position (upward position) shown in FIG. 11 so that the air in the vehicle can be discharged.
When the lifting / lowering link 9 is moved backward via the slider 8 from the closed position shown in FIG. 1, the upper engaging body 32 moves from the closing portion 5A of the lifting cam groove 5 to the tilt-lowering portion 5C, and at the same time, the engaging portion. 10 is introduced into the elevating / holding portion 11, and the engaging portion 10 is guided rearward and upward by the lower guide surface 11 </ b> B, and the rear support 12 moves to the upper side of the guide rail 7 through the notch 13.
[0021]
As a result, the lifting link 9 pivots forward about the horizontal axis 16, and the panel 4 is moved to the tilt lowered position (front end position) shown in FIG. ). At this time, the engaging portion 10 is held by the holding portion 11 </ b> C of the lifting / lowering holding portion 11.
When the lifting link 9 is further moved backward through the slider 8 from the state of the tilt lowered position shown in FIG. 10, the lifter 6, the drip rail 14 and the support member are held while the engaging portion 10 is held by the holding portion 11C. 15 moves backward integrally, and moves the panel 4 to the fully open position shown with a dashed-two dotted line in FIG.
[0022]
When the panel 4 moves from the fully open position to the fully closed position, when the slider 8 is moved forward, the tilt lowering portion 5C has a rising shape, so that the upper engagement body 32 of the lift link 9 is lifted. The panel 4 is moved forward through 6. At this time, the force with which the upper engagement body 32 pushes the tilt lowering portion 5C is directed obliquely upward, so that the sliding resistance applied to the lift link 9 is reduced, and the position of the upper engagement body 32 with respect to the lift cam groove 5 Can be held so as not to rattle.
When the panel 4 reaches the tilt lowering position of the moving front end shown in FIG. 10 by the forward movement, the abutting portion 18 of the lifter 6 abuts against the stopper portion 19 of the mounting member 42 to restrict the forward movement, and the front end position ( Stop exactly at the tilt-down position.
[0023]
When the slider 8 is further moved forward from the state in which the panel 4 is at the front end position, the panel 4 is fixed while the abutting portion 18 of the lifter 6 is in contact with the stopper portion 19, and the elevating link 9 is Simultaneously with the forward movement, the engaging portion 10 comes out of the holding portion 11C and is guided forward and downward by the upper guide surface 11A, and the posture is forcibly changed to the standing posture, and the upper engaging body 32 lowers the tilt of the elevating cam groove 5 The portion 5C is reliably transferred to the closed portion 5A, and the panel 4 is moved to the fully closed position.
Even when the slider 8 is further moved forward from the state in which the panel 4 is in the fully closed position, the panel 4 is kept stationary while the contact portion 18 of the lifter 6 is in contact with the stopper portion 19, and the lift link 9 is The combined body 32 moves in the tilt raising portion 5B of the lifting cam groove 5 and moves the panel 4 to the tilt raising position. When the panel 4 shifts to the tilt-up position, the slider 8 comes into contact with the stopper portion 19 and its forward movement is restricted, and the panel 4 is accurately stopped and held at the tilt-up position.
[0024]
When the panel 4 is lifted upward from the front end position, the rear locking pin 41R engages with the rear locking groove 40R until the fully locked position is reached, and the rearward movement of the slider 8 is restricted. The front locking pin 41F engages with the front locking groove 40F from the fully closed position to the tilt raising position to restrict the backward movement of the slider 8.
In addition, this invention is not limited to the said embodiment, A various deformation | transformation can be carried out. For example, as a sunroof device, by moving the slider 8 back and forth along the guide rail 7, the panel 4 that opens and closes the roof opening 3 is moved forward from the fully open position to the front end, and the opening is closed from the front end position. It may be of a type that moves up to a position in a horizontal state and moves the rear part up from the opening closed position with the front part as the center, or may be provided with a pin in the middle part of the lifter 6 as the contact part 18. The slider 8 may be provided with a pin that engages with the elevating guide groove 5. The rear movement restricting means 44 has a rear locking groove 40 </ b> R that is elongated upward, and the front locking groove 40 </ b> F and the front locking pin 41 </ b> F are formed. You may omit it.
[0025]
【The invention's effect】
According to the present invention described in detail above, when the panel 4 has reached the tilt down position, the guide rail 7 for the stopper portion 19 for restricting the pre-movement contact with the contact portion 18 of the front and rear intermediate portion of the panel 4 When the panel 4 reaches the tilt-up position, the slider 8 is brought into contact with the stopper portion 19 so that the back-and-forth movement of the slider 8 can be restricted . Therefore, the panel 4 is in the tilt-down position at the front end. Sometimes, the forward movement can be regulated directly and accurately in the middle of the front and rear, and when the panel 4 reaches the tilt-up position, the forward movement of the slider 8 can be regulated directly and accurately.
[0026]
Since the stopper portion 19 has a shape that maintains the contact with the contact portion 18 even when the panel 4 moves up, the front movement can be regulated directly and accurately even when the panel 4 moves up .
[Brief description of the drawings]
FIG. 1 is a cross-sectional side view of a sunroof device according to an embodiment of the present invention, in which a panel is in a fully closed position.
FIG. 2 is an exploded perspective view around a stopper portion.
FIG. 3 is an overall plan view of the sunroof device.
FIG. 4 is an exploded perspective view of an elevating mechanism.
FIG. 5 is a side view showing a drip rail interlocking body and a deflector.
6 is a cross-sectional view taken along line XX in FIG.
7 is a cross-sectional view taken along line YY in FIG.
8 is a cross-sectional view taken along the line ZZ in FIG.
FIG. 9 is an exploded perspective view of the entire sunroof device.
FIG. 10 is a cross-sectional side view of the sunroof device with the panel in a tilt lowered position.
FIG. 11 is a cross-sectional side view of the sunroof device with the panel in the tilt-up position.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Sunroof apparatus 2 Roof 3 Opening part 4 Panel 6 Lifter 7 Guide rail 8 Slider 9 Lifting link 17 Lifting mechanism 18 Contacting part 19 Stopper part 31 Cam body 40 Locking groove 41 Locking pin 42 Mounting member 43 Deflector 44 Back movement restriction means

Claims (2)

A pair of left and right lifters (6) is provided on the inner surface of the panel (4) for opening and closing the roof opening (3), and the left and right guide rails guide the front part of the lifter (6) and the slider (8) so as to be slidable back and forth. (7) is fixed to the roof side, and an elevating mechanism (17) is provided between the lifter (6) and the slider (8) to raise and lower the rear part of the lifter (6) by moving the slider (8) back and forth. 8), the panel (4) is moved forward from the fully open position of the opening, tilted from the tilt-down position of the front end to the closed position of the opening, and tilted from the closed position of the opening to the tilted position. In sunroof equipment,
When the panel (4) reaches the tilt-down position, the stopper (19) that abuts against the abutting portion (18) of the front and rear halfway portion of the panel (4) and restricts its forward movement is provided with the guide rail (7 And when the panel (4) reaches the tilt-up position, the slider (8) is brought into contact with the stopper portion (19) so that the back-and-forth movement of the slider (8) can be restricted. A sunroof device. The sunroof device according to claim 1 , wherein the stopper portion (19) has a shape that maintains contact with the contact portion (18) even when the panel (4) moves upward .

Images