JPS6239321A - Sun roof device for vehicle - Google Patents

Abstract

PURPOSE:To allow a connecting member to be turned over with a little vertical stroke provided when the closing motion of a sun roof is effected by forming an engaging hole in a flat ring shape on a connection engaging section of the connecting member which connects a brake base with a drive base. CONSTITUTION:A connecting member 40 is rotatably pivoted on a brake base 30b by way of a pivot 41. And a connection engaging section 42 is formed on one end of the connecting member 40 so as to be detachably connected with an engaging projection 34 which is provided at the base of a projected part 32 in a drive base 30c. And a connection engaging section 42 is formed into a flat ring shape where an engaging hole 41a is provided in the direction normal to the pivot axis 41. In addition, a brake engaging section 43 where a projection is detachably combine with a cut-out 14a of a rail 14, is formed on the other end of the connecting member 40. This configuration enables the connecting member 40 to be turned over with a little vertical stroke provided when the connecting member 40 is turned over while it plays the see-saw motion in case the closing motion of a sun roof is effected, because the engaging hole 41a in a flat ring shape is provided on the connection engaging section 42.

Description

DETAILED DESCRIPTION OF THE INVENTION "Field of Industrial Application" The present invention relates to a sunroof device for a vehicle, which opens and closes a roof opening by either tilting or sliding an opening/closing member.

``Prior art'' As a conventional vehicle sunroof device, for example,
There is a device disclosed in Japanese Patent No. 9-128012, or a similar structure shown in FIGS. 9 to 12.

That is, an opening/closing body 2 is provided which opens and closes the roof opening [ ] 1 by tilting or sliding.
The base end of the lifting arm 2b is pivotally connected to a base base 3 that can slide on a kite rail 6, and the drive base 4 is movably supported on the guide rail 6. A follower pin 4a provided on the drive base 4 is fitted into a cam groove 2C provided on the tilting arm 2b.

A brake base 7 is disposed at a position corresponding to the tip of the opening/closing body 2 so as to be slidably fitted to the guide 1/-ru 6, and the brake base 7 is connected to the lifting arm 2b via a connecting loft 7a. connected. A connecting member 8 that performs seesaw movement is provided at one end of the brake base 7, and the connecting member 8 engages and disengages a brake engaging portion 8a that engages and disengages from the guide rail 6, and an upward protrusion 4b of the drive base 4. Hook-shaped connecting and retaining part 8b
The brake engaging portion 8a and the connecting engaging portion 8b are in a relationship such that when one is engaged with an object to be engaged, the other is disengaged.

As shown in FIG. 11, when the drive base 4 is driven to move along the guide rail 6 at a position apart from the brake base 7, the brake retaining portion 8a of the connecting member 8 engages with the guide rail 6. Since the opening/closing body 2 is aligned, the opening/closing body 2 is braked via the connecting rod 7a, and the follower pin 4a pushes away the tilting arm 2b according to the shape of the cam tR2c, tilting the opening/closing body 2, and opens the opening 1. As shown in FIG.
When b engages with the drive base 4, the brake base 7 and the drive base 4 are connected, and at this time, the rear end of the opening/closing body 2 is connected to the opening 1.
The opening/closing body 2, the drive base 4, and the brake base 7 are integrally slid into the rear roof F to open the roof opening 1.

"Problems to be Solved by the Invention" However, in such a conventional vehicle sunroof device, when the connecting member 8 that connects and separates the drive base 4 and the brake base 7 moves in a seesaw motion and reverses, the connection Since the engaging portion 8b has a downward hook shape, the drive base 4
When removed from the vehicle, it is lifted up high, requiring a large lifting stroke, which is inconvenient in ensuring head clearance in the passenger compartment, and is difficult to install in a narrow space.

The present invention has been made by focusing on such conventional problems, and provides a sunroof device for a vehicle that solves the above problems by allowing the connecting engagement portion of the connecting member to move up and down with a small lifting stroke. It is intended to.

``L Stage for Solving Problems'' The gist of the present invention is to achieve this object.

An opening and closing body that can open and close a roof opening provided on the vehicle by either tilting or sliding is provided, and a base base that pivots the base end of the opening and closing body, and a rear part of the side of the opening and closing body from the base end of the opening and closing body. a drive base that is vertically driven and has a follower pin that is inclined and fits in a cam groove formed toward the opening and closing body; The opening/closing body is supported by slidably fitting a braking base connected to the side portion via a connecting rod to a rail provided at a side edge portion of the roof opening.

A connecting member that performs seesaw movement is attached to the brake base, and the connecting member includes a brake retaining portion that engages and disengages from a notch cut in the rail, and a retaining protrusion that projects from the drive base. and a flat ring-shaped connecting engagement part that engages and disengages from the rail, and when the drive base is on the base side, the brake engagement part engages with the rail to open and close the rail. At the same time, the opening/closing body is tilted to open and close by the movement of the drive base, and when the drive base approaches the brake base, it is pushed by a part of the drive base and the brake engaging portion is moved. The sunroof installation for a vehicle is characterized in that when the brake member comes off the rail and releases the brake on the brake base, the connecting engagement part connects with the drive base and the opening/closing body can be slidably opened and closed. .

"Operation" However, when the connecting member provided on the brake base makes a see-saw motion and reverses, the connecting engagement part is formed in a ring shape, so it can be engaged only by slightly moving up and down. It is designed to easily engage and disengage from a certain engagement protrusion.

"Example" Hereinafter, one embodiment of the present invention will be described based on the drawings.

Figures 1 to 8 show embodiments of the present invention;
As shown in the figure and FIG. 4, a roof opening 11 is opened in the roof 10 of an automobile, and an opening/closing body 20 for opening and closing the roof opening 11 is provided.The opening/closing body 20 tilts as shown in FIG. It can be opened and closed by sliding, and can be opened and closed by sliding as shown in FIG.

As shown in FIG. 5, a drive section 12 is installed at the front edge of the roof opening 11, and a drive section 12 is installed at the front edge of the roof opening 11. ! A geared cable 13.13, which is moved longitudinally by the IJ section 12, runs on a rail 14.14 at the side edge of the roof opening 11. The drive unit 12 is provided with a TL motor 12a as a drive source and a drive gear 12b that vertically moves the guard cable 13.

As can be seen in FIG. 2 and FIG. 6 to FIG.
A sealing member 23 is provided around the outer periphery of the cover plate 21, which presses against the sealing surface 15, which is the inner circumferential surface of the roof opening 11, when the supporting frame 21c is attached to the cover plate 21. A base end portion of the folding arm 22 is pivotally supported on a base base 30a via a pivot 35.

A base base 3Qa corresponding to the base of the opening/closing body 20 is supported by the rail 14 of the roof opening 11 so as to be movable back and forth. The braking base 30b, which is also supported by the rail 14 so as to be movable back and forth, and the rear part of the tilting arm 22 of the opening/closing body 20 are connected to each other by connecting rods 3I having a force ν, so that the connecting loft 31 can be tilted and tilted. The arm 22 and the cover plate 21 are urged to be pulled in the F direction.

A connecting member 40 is attached to the brake base 30b to restrict the back and forth movement of the cover plate 21 depending on the open/closed state.

A drive base 30c connected to the guard cable 13 is provided between the base base 30a and the brake base 30b so as to be able to fit into the rail 14 and move back and forth. It has a protruding piece 32 and seven lower pins 33 that release the restriction.

The follower pin 33 of the drive base 30c is the tilting arm 22
It engages with a cam groove 24 bored in the longitudinal direction. The cam groove 24 is a fully open guide portion 24a.

Opening/closing guide section 24b, fully closing guide section 24c, immersion guide section 24
Consists of d.

As can be seen in FIGS. 1 and 2, the brake base 30b
The connecting member 40 mounted on the brake base 30b is pivotally supported on the brake base 30b so as to be swingable through a pivot 41 in a seesaw motion.

One end of the connecting member 40 facing the drive base 30c is provided with an engaging protrusion 3 protruding from the base of the protruding piece 32 of the drive base 30c.
4, and the engagement hole 4 is in a direction perpendicular to the pivot shaft 41.
1a, and the other end is a brake engaging part 43 having a protrusion that can be engaged with and detached from a notch 14a carved in the rail 14. The spring 44 causes the connection and retention part 42 to connect to the drive base 30C (7
) is biased in the direction of detachment from the engagement protrusion 34.

Next, the action will be explained.

FIG. 7 shows a state in which the opening/closing body 20 is tilted and fully opened, the drive base 30c is 7f close to the base base 30a, and the follower pin 33 is positioned at the end of the fully open guide portion 24a of the cam groove 24 and stopped. ing.

The brake engaging portion 43 of the connecting member 40 engages with the notch 14a of the rail 14 of the roof opening 11 to restrict movement of the brake base 30b, and the connecting engaging portion 42 is connected to the engaging protrusion 34 of the drive base 30c. The engagement hole 41a is located at a height that is just removed.

The connecting rod 31 prevents the opening/closing body 20 from sliding, and also biases the opening/closing body 20 in the T direction to keep it from wobbling.

The electric motor 12a of the drive unit 12 is operated, and the drive gear 1
When the guard cable 13 is vertically moved by the guard cable 2b, the drive base 30c fixed to the guard cable 13 is driven to move rightward in FIG. From there, move to the opening/closing guide part 24b, pull the tilting arm 22 in the r direction F according to the inclination of the opening/closing guide part 24b, and open/close the opening/closing body 2O, W plate 2.
1 tilts around the pivot 35 of the base 30a to perform a door closing operation, and the connecting rod 31 pushes the opening/closing body 20 forward.

As shown in FIG. 6, when the follower pin 33 of the drive base 30c reaches the fully closed guide portion 24c at the rear end of the cam groove 24,
The sealing member 23 comes into close contact with the sealing surface 15 of the roof opening 11, and the opening/closing body 20 is fully closed.

When the drive base 30c is moved back to the left in FIG. 6 from the fully closed state y8 of the opening/closing body 20, the opening/closing body 20. The cover plate 21 can be fully opened by performing a reverse operation to that described above.

When the drive base 30c is moved to the right in FIG. 6 from the fully closed state fm of the opening/closing body 20, the follower pin 33 moves within the retractable guide portion 24d, and the rear end of the cover plate 21 and the seal member 23 move toward the rear. It sinks inward from the roof 10.

When the drive base 30c moves until the follower pin 33 reaches the rear end of the retractable guide portion 24d, the protruding piece 32 scoops up the brake engagement portion 43 of the connecting member 40 and pushes the connecting member 40 against the biasing force of the barb biasing spring 44. is reversed, and the brake engaging portion 43 is removed from the notch 14a of the rail 14 to release the restricted state with the rail 14. On the other hand, when the connecting engagement part 42 is lowered a little, the engagement protrusion 34 of the drive base 30c is inserted into the engagement hole 41a.
are inserted and engaged, and the brake base 30b becomes the state yE shown in FIG. 8 in which it can move rearward.

When the drive base 30c is further moved rearward, the brake base 30b is pushed by the drive base 30c and slides rearward, the opening/closing body 20 is stored under the roof 10, and the front part of the roof opening 11 is opened. .

When the drive base 30c is returned and the opening/closing body 20 is closed, the connecting member 40 engages with the rail 14 of the roof opening 11 to restrict the forward movement of the opening/closing body 20. The opening/closing body 20 is fully closed.

"Effects of the Invention" According to the sunroof device for a vehicle according to the present invention, when the connecting member connecting the brake base and the drive base makes a seesaw motion and reverses when the sunroof is opened/closed, the connection Since the engaging part is formed into a flat ring shape with an engaging hole, it can be reversed with a slight lifting stroke and does not require a large space in the height direction, so the thickness in the vicinity can be reduced. This makes it possible to ensure sufficient head clearance in the vehicle interior.

[Brief explanation of the drawing]

FIGS. 1 to 8 show an embodiment of the present invention, and FIG.
The figure is an exploded perspective view of the main parts of the sunroof device, Figure 2 is a cross-sectional view of the vicinity of the brake base, Figure 3 is a perspective view of the car conceptually showing the sunroof in a tilted open state, and Figure 4 is a perspective view of the vehicle. Similarly, a perspective view of the sunroof in a sliding open state, FIG. 5 is a cross-sectional view of the vicinity of the sunroof, FIGS. 6 to 8 are vertical cross-sectional views of the vicinity of the sunroof device in various states, and FIGS. 9 to 12 The figures show a conventional example; FIG. 9 is a cross-sectional view of the vicinity of the brake base, and FIGS. 10 to 12 are longitudinal cross-sectional views of the vicinity of the sunroof device in various states.

Claims (1)

[Scope of Claims] An opening/closing body capable of opening and closing a roof opening provided on a vehicle by either tilting or sliding is provided, a base base pivotally supporting a proximal end of the opening/closing body, and a side portion of the opening/closing body. a drive base that is vertically driven and has a follower pin that fits into an inclined cam groove formed rearward from the base end of the opening/closing body; A braking base connected to a side portion of the opening/closing body via a connecting rod is slidably fitted to a rail provided at a side edge of the roof opening to support the opening/closing body; A connecting member that performs a seesaw movement is attached to the base, and the connecting member includes a brake engaging portion that engages and disengages from a notch cut in the rail, and an engaging protrusion that projects from the drive base. A detachable flat ring-shaped connecting engagement part is provided at the opposite end, and when the drive base is on the base base side, the braking engagement part engages with the rail and closes the opening/closing body. At the same time, the opening/closing body is tilted and opened/closed by the movement of the drive base, and when the drive base approaches the brake base, it is pushed by a part of the drive base and the brake engaging portion 1. A sunroof device for a vehicle, wherein the brake base is released from the brake when the brake base comes off the rail, and the connecting engagement portion is connected to the drive base so that the opening/closing body can be slidably opened and closed.