JP3502867B2 - Sunroof device frame - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pair of left and right side frame members integrally formed with a guide groove of a slide panel, a holding groove of a driving push / pull cable, and a drainage groove. The present invention relates to a frame of a sunroof device in which left and right ends of a front frame member having a drainage groove extending therethrough are connected.

[0002]

2. Description of the Related Art As a structure of a frame for supporting a slide panel in a sunroof device, a guide groove for sliding a slider provided on the slide panel, a holding groove for holding a driving push / pull cable, Drainage grooves for discharging rainwater to the outside of the vehicle are collectively formed by extrusion processing of aluminum alloy material, and this is extended below both left and right side parts of the fixed roof as side frame members, and these left and right side parts are also formed. The front ends of the frame members
A structure in which a front frame member having a drainage groove extending in the vehicle width direction is used for connection is known from Japanese Utility Model Publication No. 7-40231.

On the other hand, as a forward / backward movement restricting device of a slide panel in an inner slide type sunroof device having a tilt mechanism, one end of a lock lever pivotally supported by a front slider is lowered and a rear end of the slide panel is lowered. The structure configured to engage with the engagement hole formed in the side frame member except when
No. 8 publication.

According to this conventional forward-backward movement restricting device, when the rear end of the slide panel descends (lifts down) from the upper surface of the roof, the other end of the lock lever is pushed down by the lower surface of the slide panel to engage the side frame members. When one end of the lock lever slips out of the hole, the locked state of the slide panel is released, the rear end of the slide panel rises (tilt up), and the other end of the lock lever separates from the bottom surface of the slide panel. One end of the lock lever is engaged with the engaging hole of the member to lock the slide panel.

In this conventional technique, the engaging hole with which the lock lever is engaged at times other than the lift-down is simply a through hole opened in the side frame member.

[0006]

However, since the aluminum alloy material forming the side frame member is relatively soft, it is conceivable that the engagement hole is worn by the contact of the lock lever. The wear of the engagement holes is not preferable because it causes rattling of the slide panel in the locked state. A wear resistant member provided with an engagement hole for the lock lever may be mounted on the side frame member, but this would inevitably increase the number of parts and the number of manufacturing steps.

The present invention has been devised in order to solve the above-mentioned problems of the prior art, and its main purpose is to engage the locking hole of the lock lever without increasing the number of parts and the number of manufacturing steps. It is an object of the present invention to provide a frame of a sunroof device that can reduce the wear of the sunroof device.

[0008]

In order to achieve such an object, according to claim 1 of the present invention, the holding of the guide grooves (26a, 26b) of the slide panel (3) and the driving push / pull cable. A pair of left and right side frame members (17) in which the groove (27) and the drain groove (28) are integrally formed.
The frame of the sunroof device, in which the left and right ends of the front frame member (38) having the drainage groove (37) extending in the vehicle width direction are connected to the front ends of the vehicle, shields the front end open surface of the guide groove and the holding groove. Shield member (terminal member 2 in the embodiment)
3) is formed of a hard material, and the connecting portion with the side frame member (the horizontal portion 40 in the embodiment) and the connecting portion with the front frame member (the stay portion 42 in the embodiment) are used as the shielding member. It is characterized in that an engaging hole (22) of the lock lever for forming and blocking the movement of the slide panel is provided in the connecting portion with the side frame member.

With this structure, the lock lever engaging hole can be provided in the shielding member made of a hard material, so that the lock lever having a high wear resistance can be provided without increasing the number of parts and the number of manufacturing steps. You can obtain a pore.

In addition to the above structure, the periphery of the engaging hole is projected, and the receiving hole (the through hole 47 in the embodiment) of the projecting portion (46) is provided in the side frame member. According to the feature (claim 2), it is possible to surely position the shield member with respect to the side frame member and not to complicate the structure.

Further, the connecting portion (43) with the link (53) of the deflector is also integrally formed with the shielding member (claim 3), or the forward limit stopper of the slide panel (embodiment). If the mounting portion (the concave portion 45 in the embodiment) of the buffer plate 44) is also integrally formed with the shielding member (claim 4), it is possible to make one component multi-functional. Since it can be further promoted, the number of parts and the number of manufacturing steps can be reduced.

[0012]

DETAILED DESCRIPTION OF THE INVENTION The present invention will be described in detail below with reference to the accompanying drawings.

FIG. 1 is a perspective view of a main part of a vehicle showing an outline of a sunroof device to which the present invention is applied. An opening 2 having a substantially rectangular shape is formed in a fixed roof 1 of the vehicle.
The opening 2 is closed by a slide panel 3 having a shape corresponding to the inner peripheral contour of the opening 2.

As shown in FIGS. 2 and 3, the slide panel 3 comprises a glass panel 4 and a glass holder 5 made of a metal plate, which is fixed below the outer peripheral portion of the glass panel 4 with an adhesive. . A pair of left and right side plates 11 are joined to the lower surfaces of the left and right sides of the glass holder 5 via stays 6. The front slider 1 is attached to the front end of each of the side plates 11.
2 are connected by a pin shaft 13. Moreover, both side plates 1
A rear slider 15 is coupled with a pin shaft 16 to a cam groove 14 formed to perform a tilting motion and a sliding motion at each of the front-rear direction intermediate portions of the No. 1 unit. The front and rear sliders 12 and 15 are provided with side frame members 17 fixed to both left and right sides inside the fixed roof 1.
It is slidably moved back and forth with respect to a guide groove (described in detail later) formed in the.

The front slider 12 includes a slide panel 3
A lock lever 18 for restricting the back-and-forth movement of the slide panel 3 at the forward limit of the movement is connected via a shaft 19 so as to be tiltable in a seesaw manner at an intermediate portion in the front-rear direction. The lock lever 18 is provided with a downward engaging projection 20 at its front end and an upward pressing projection 21 at its rear end.

On the other hand, a terminal member 23 (described in detail later) having an engagement hole 22 into which the engagement projection 20 of the lock lever 18 can be inserted is attached to each front end portion of the left and right side frame members 17. ing.

The lock lever 18 is constantly elastically urged by a torsion coil spring (not shown) wound around its support shaft 19 in a direction in which the engaging projection 20 at its front end is projected into the engaging hole 22. 2 and when the slide panel 3 is closed.
As shown in FIG. 5, the engaging protrusion 20 projects into the engaging hole 22, and the locked state that restricts the forward and backward movement of the slide panel 3 is maintained. Further, in this state, the lower edges of the left and right side plates 11 do not exert a pushing-down force on the pressing protrusion 21 of the lock lever 18.

The side frame member 17 is made of an extruded material of aluminum alloy, and as shown in FIG. 4 together, it has a substantially flat base portion 25 and front and rear sliders 12.1.
A pair of inner and outer guide grooves 26a having a U-shaped cross section, which is erected at the central portion in the width direction on the upper surface of the base portion 25 so that the open surfaces face each other so as to slidably support 5.
26b, a drive push / pull cable holding groove 27 having a C-shaped cross-section whose inside is opened above the outer guide groove 26a, and the outer guide groove 26a. The drain groove portion 28 having a bottom surface in the same plane as the base portion 25, the joint portion 29 with the roof inner panel extending further outward from the upper edge of the outer wall of the drain groove portion 28, and the inner guide groove 26b. And a sunshade holding portion 30 having a common plane as a bottom wall.

On the other hand, a pair of inner and outer guide grooves 26a and 26b
As shown in FIG. 3, the front slider 12 (which has the same structure as the rear slider 15) that slides on the guide groove 26a
26b is provided with the lateral convex portions 33a and 33b. Slide shoes 34a and 34b, which are made of a synthetic resin material having a low coefficient of friction and being hard to wear, are fitted to the protrusions 33a and 33b.

As shown in FIG. 5, drainage grooves 3 extending in the vehicle body width direction are provided at the front ends of the left and right side frame members 17, respectively.
The left and right ends of the front frame member 38 provided with 7 are connected.

The terminal members 23 attached to the front ends of the left and right frame members 17 are die cast from a lightweight and hard material such as titanium alloy, or a hard synthetic resin having a high wear resistance. As shown in FIG. 4, the vertical wall portion 39, which is formed by injection molding of a material, faces the front end surface of the side frame member 17 excluding the drainage groove portion 28, and the base of the side frame member 17. A horizontal portion 40 that abuts the lower surface of the front end of the portion 25,
It includes a stay portion 42 fixed to the front frame member 38 with a screw 41 (FIG. 5). And horizontal part 4
No. 0 is provided with the above-described substantially square engagement hole 22, and a connecting portion 43 for connecting with a support link of a deflector blade, which will be described later, is provided upright on the inner surface of the stay portion 42. Further, the vertical wall portion 39 is provided with a concave portion 45 to which a rectangular cushioning plate 44 made of, for example, an elastomer material is mounted, so that a collision noise is not generated when the front slider 12 reaches a mechanical forward limit. I have to.

A protrusion 46 is formed around the engagement hole 22. A through hole 47 for receiving the protrusion 46 is provided at a position between the pair of inner and outer guide grooves 26a and 26b of the side frame member 17 between the roots. By projecting the projecting portion 46 into the through hole 47, the terminal member 2 for the side frame member 17 is inserted.
3 is positioned and the front frame member 38 is
Since it also functions as a whirl stop when fixing the stay portion 42 to, the screwing work becomes easy.

In this way, only the drain groove portion 28 of the side frame member 17 has the drain groove 37 of the front frame member 38.
The rainwater, which has been opened to the side and has flowed through the drain groove portion 28 of the side frame member 17, flows into the drain groove 37 of the front frame member 38, and a drain port (not shown) provided at a corner portion of the front frame member 38. It is discharged to the outside of the vehicle after passing through ().

Since the front end open surfaces of the inner and outer guide grooves 26a and 26b, the push / pull cable holding groove 27, and the sunshade holding portion 30 are closed by the vertical wall portion 39 of the terminal member 23, these portions are closed. Inundation is prevented.

Drain groove 2 in the side frame member 17
The rear end of the deflector arm 51 is pivotally attached to the upper surface of the deflector arm 8. The left and right ends of the deflector blade 52 extending along the front frame member 38 are connected to the front end of the deflector arm 51. The deflector arm 51 is constantly elastically urged in a direction to raise the deflector blade 52 by a spring means such as a leaf spring (not shown).

As shown in FIG. 6, one end of a support link 53 is connected to the deflector blade 52 via a pin 54. The other end of this support link 53 is connected via a pin shaft 56 to a longitudinal hole 55 formed in a front-rear direction elongated hole 55 formed in a connecting portion 43 with the support link 53 standingly provided on the inner side surface of the stay portion 42 of the terminal member 23. ing. That is, the other end of the support link 53 moves back and forth along the elongated hole 55 without being separated from the coupling portion 43, and the tilting of the support link 53 is allowed only within a predetermined angle range. This enhances the support rigidity of the deflector blade 52.

In the sunroof device configured as described above, when the rear slider 15 is driven forward by pushing the push / pull cable PP connected to the rear slider 15 forward, as shown in FIG. , Cam groove 1
The both side plates 11 are inclined rearward and upward by the action of the inclined portion of 4 in the front downward direction, and the lower edges of the both side plates 11 are separated from the pressing protrusion 21 of the lock lever 18. Therefore, the lock lever 18
Keeps the engagement projection 20 in the engagement hole 22. Therefore, the slide panel 3 raises the rear end (tilt up) in the locked state in which the forward and backward movement thereof is restricted.

When the rear slider 15 is pulled rearward, as shown in FIG. 8, the pin shaft 16 of the rear slider 15 is driven.
With the engagement of the cam groove 14 of the side plate 11 with the slide panel 3
First lowers the trailing edge (lift down). By this lift-down operation, the pressing protrusion 21 at the rear end of the lock lever 18 is pushed down by the lower edge of the side plate 11, and the engaging protrusion 20 at the front end thereof comes out from the engaging hole 22, so that the slide panel 3 can be moved back and forth. The lock is released.

When the rear slider 15 is pulled and driven as it is, the slide panel 3 is accommodated in the accommodating portion defined between the lower surface of the fixed roof 1 and the upper surface of the inner frame supporting the side frame member 17. .

On the other hand, in the deflector blade 52, when the slide panel 3 is closed, the deflector arm 51 is pushed downward by the slide panel 3 and is accommodated in the drain groove 37 of the front frame member 38. Then, when the slide panel 3 is opened, the deflector arm 51, whose regulation by the lower surface of the slide panel 3 is released, rises by the elastic force of the spring means, and thus projects upward from the front edge of the opening 2. The amount of protrusion at this time is defined by the support link 53.

[0031]

As described above in detail, according to the first aspect of the present invention, the engagement hole of the lock lever for preventing the movement of the slide panel is retained in the guide groove of the slide panel and the push / pull cable. Since it is provided at the joint with the side frame member in the shielding member formed of a hard material to shield the front end open surface of the groove, it can be used as the lock lever engagement hole without increasing the number of parts and manufacturing man-hours. High abrasion resistance can be imparted.

In addition to the above construction, if the periphery of the engaging hole is projected and the receiving hole of the projecting portion is provided in the side frame member (claim 2), it is possible to shield the side frame member. Positioning of the member is facilitated, and the connecting portion of the deflector link is also integrally formed with the shielding member (claim 3), and the mounting portion of the forward limit stopper of the slide panel is also integrally formed with the shielding member. If it is made (claim 4), it is possible to further promote the multifunctionalization of one component, which is effective in reducing the number of components and the number of manufacturing steps.

[Brief description of drawings]

FIG. 1 is a perspective view of a roof portion of a vehicle to which the present invention is applied.

FIG. 2 is a schematic side view of essential parts of the sunroof device to which the present invention is applied when the sunroof device is closed.

FIG. 3 is a vertical cross-sectional view taken along the line III-III in FIG.

FIG. 4 is a perspective view of a front end portion of a side frame member and a terminal member.

FIG. 5 is a partial plan view of a connecting portion between a side frame member and a front frame member.

FIG. 6 is a side view of the deflector.

FIG. 7 is a schematic side view of essential parts of the sunroof device to which the present invention is applied in a tilt-up state.

FIG. 8 is a schematic side view of essential parts in a lift-down state in a sunroof device to which the present invention is applied.

[Explanation of symbols]

3 slide panels 17 Side frame members 22 Lock lever engagement hole 23 Terminal member (shielding member) 26a ・ 26b Guide groove 27 Push / pull cable retention groove 28 drains 37 drain 38 Front frame member 40 Horizontal part (connection part with side frame member) 42 Stay portion (joint portion with front frame member) 43 Linking part 44 Buffer plate (stopper limit of slide panel) 45 recess 46 Projection 47 through hole 53 deflector links

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor, Shoji Onishi, 1-4-1, Chuo, Wako-shi, Saitama Honda R & D Co., Ltd. (72) Inventor, Tatsuaki Uehara 1959-5 Oshiage, Ujiiecho, Shioya-gun, Tochigi Daito Kogyo Co., Ltd. Tochigi Research Institute (72) Inventor Kota City Hotta 1959-5 Oshiage, Ujiie-cho, Shioya-gun, Tochigi Yachiyo Industry Co., Ltd. Tochigi Research Institute (56) Reference JP-A-10-203173 (JP, A) JP-A-10-297283 (JP, A) JP-A-11-321341 (JP, A) JP-A-2001-180291 (JP, A) Fukui 2-135321 (JP, U) (58) Fields investigated (58) Int.Cl. ⁷ , DB name) B60J 7/05 B60J 7/02

Claims (4)

(57) [Claims] 1. A drainage groove extending in the vehicle width direction at each front end of a pair of left and right side frame members integrally formed with a guide groove of a slide panel, a holding groove of a drive push / pull cable, and a drainage groove. A frame of a sunroof device in which left and right ends of a front frame member are connected to each other, wherein a shielding member that shields front end open surfaces of the guide groove and the holding groove is formed of a hard material, and the shielding member includes: A connecting portion with the side frame member and a connecting portion with the front frame member are formed, and an engaging hole of a lock lever for preventing movement of the slide panel is formed in the connecting portion with the side frame member. A frame for a sunroof device characterized by being provided. 2. The projection of the periphery of the engagement hole,
The frame of the sunroof device according to claim 1, wherein a receiving hole of the projecting portion is provided in the side frame member. 3. The shield member is also integrally formed with a connecting portion with a link of a deflector.
The frame of the sunroof device described in. 4. The frame of the sunroof device according to claim 1, wherein the shielding member is also integrally formed with a mounting portion for a forward limit stopper of a slide panel.