JP2001088548A - Window glass fitting structure for automobile door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the assembling property of a door module by stably holding window glass to a sub-inner panel of the door module. SOLUTION: A sub-inner panel 1 made of synthetic resin and assembled to a door outer panel is provided with window glass 2 in an elevating manner, and a pair of front and rear guide rails 3, 4 for engaging the window glass 2. The guide rails 3, 4 are formed integrally with the sub-inner panel 1. The door outer panel is provided with a sash extension part that forms a vertical pair with one guide rail 4 out of the guide rails 3, 4. A wide opening part is formed at the opposed end part of one guide rail 4 and sash extension part. Channel members brought into close contact with the window glass 2 are mounted to each guide rail, a sash and its extension part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a window glass for an automobile door, which can securely hold the window glass on a synthetic resin sub-inner panel constituting a door module for an automobile without wobbling. is there.

[0002]

2. Description of the Related Art FIGS.
4 shows a mounting structure of a window glass in a conventional automobile door described in No. 4.

As shown in FIG. 9, an automobile door (door module) includes a door outer panel 61, a sub inner panel assembly 62, and a door trim 63. The sub inner panel 64 is formed of a synthetic resin, and is joined to the frame wall 65 (more precisely, a part of the inner panel) of the metal outer panel 61. The door trim 63 is joined to the sub inner panel 64. An inner panel is configured by the frame wall 65 and the sub inner panel 64. The sub inner panel 64 of this example has a metal reinforcing panel 66 inside. The automobile door shown in FIG. 9 is arranged on the front right side of the vehicle.

[0004] A window glass 67 is mounted on the sub inner panel 64, and other auxiliary devices such as a wire harness 68, a speaker 69, a switch unit 70, a power window motor 71 and a door lock unit 72 are mounted thereon. Each accessory is connected to a wire harness 68, and the wire harness 68 is connected to a power source (not shown) on the vehicle body side by a connector 73. The sub-inner panel assembly 62 is composed of the sub-inner panel 64, the window glass 67, the wire harness 68, and each accessory. A so-called door module is achieved by the sub inner panel assembly 62.

The window glass 6 is provided on the sub inner panel 64.
By consolidating 7, wire harness 68, and various accessories, it is possible to reduce the number of parts, improve the assemblability of internal components, and reduce the number of man-hours for assembling car doors in car assembly lines. ing.

A switch panel 74, a speaker cover 75 and the like are mounted on the door trim 63. A connector 76 for a door mirror is mounted on the outer panel 61, and the connector 76 is connected to a connector on the wire harness 68 side when the sub inner panel assembly 62 is assembled.

As shown in FIG. 10, a window glass 67 is fixed to a window regulator 77, and the window regulator 77 is fixed to a surface of the sub inner panel 64 facing the outer panel. Alternatively, the window regulator 77 is fixed to the sub inner panel 64 and then the window glass 6
7 is fixed to the window regulator 77.

The window regulator 77 includes a vertical guide rail 78, a carrier 79 slidably engaged with the guide rail 78, a bracket 80 provided above and below the guide rail 78, and a loop shape connected to the carrier 79. Wire 81, upper and lower rollers 82 supporting the wire 81, and a winding drum 83 for rotating the wire 81
It is composed of

The lower part of the window glass 67 is the carrier 7
9 is fixed by bolting. Wind regulator 7
7 is fixed to the sub inner panel 64 by a bracket 80. A stabilizer 84 for supporting the window glass 67, a glass stopper 85, a window guide 86 and the like are fixed to the sub inner panel 64. The wind guide 86 is fixed to the sub inner panel 64 by insert molding integrally with the delta sash guide 87 made of metal. The wind guide 86 can guide the front end of the window glass 67.

The winding drum 83 is fixed to a holder 89 on the back side of the power window motor 71 on the sub inner panel side, and is driven by the power window motor 71. A link member 91 is provided to connect the door lock unit 72 on the sub inner panel side and the inner handle 90.

[0011]

However, in the above-mentioned conventional structure for mounting a window glass for an automobile door, the window glass 67 is mainly composed of the window regulator 7.
7 to be supported only by the carrier 79 (FIG. 10).
Unstable, window glass 6 on sub-inner panel side
When the sub-inner panel assembly 62 is transported in a state in which the sub-panel 7 is assembled, or when the sub-inner panel assembly 62 is assembled on the outer panel side, that is, on the vehicle side (the outer panel 61 is pre-installed on the vehicle side), the window glass 67 is loosened and There is a problem that it is easily damaged due to interference with other parts and the like, and a problem that the window glass 67 is loosely fitted and difficult to assemble at the time of assembling to the vehicle side, so that assembling workability is poor.

Although a single wind guide 86 (FIG. 10) is arranged on the front side of the sub-inner panel 64, the wind guide 86 merely abuts against the front end of the wind glass 67. Was inadequate in terms of retention. Further, since the wind guide 86 is made of metal and is insert-molded on the sub-inner panel 64, there is a problem that the man-hour for positioning the wind guide 86 during molding and the cost of parts are increased, and the cost is increased.

The present applicant has previously filed Japanese Patent Application No. 10-15168.
In No. 7, as a mounting structure of an automobile door, a configuration in which a pair of front and rear guide rails (not shown) for the window glass 67 is provided on a sub inner panel 64 (described for convenience with reference to FIGS. 9 to 10). As proposed, this assembly structure is independent of the guide rails, and the sub-inner panel assembly 6
2 to the outer panel side, horizontal guide groove (not shown)
The main point is that the window glass 67 can be reliably positioned and held on the sub-inner panel 64 regardless of the horizontal guide groove. Of the window glass 67 on the outer panel 64 and the window glass 67 on a guide rail (not shown) on the outer panel side.
Further improvement of the guide rail structure was required, such as improvement of the guideability.

In view of the above, the present invention can stably hold the window glass on the sub-inner panel without wobbling, improve the assemblability of the sub-inner panel assembly to the door outer panel, and further reduce the cost. Reduction and
An object of the present invention is to provide a mounting structure of a window glass for an automobile door, which can improve an assembling property of a window glass to a sub-inner panel and a guide property of a window glass to a guide rail on a door outer panel side. And

[0015]

In order to achieve the above-mentioned object, the present invention comprises a synthetic resin sub-inner panel which is assembled to a door outer panel, and a window glass is provided on the sub-inner panel so as to be movable up and down. In the mounting structure for a window glass for an automobile door, a pair of front and rear guide rails for slidably engaging the window glass are provided on the sub-inner panel (claim 1). It is also effective that the pair of guide rails are formed integrally with the sub inner panel (claim 2). It is also effective that an extended portion of a sash that is paired up and down with one of the pair of guide rails is provided on the door outer panel. It is also effective that a wide opening is formed at an end of the sash opposite to the one guide rail (claim 4). It is also effective that a channel member closely contacting the window glass is mounted on the guide rail, the sash, and an extension thereof.

[0016]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows an embodiment of a mounting structure of a window glass in a door module of an automobile according to the present invention.

This structure is characterized in that a pair of front and rear guide rails 3, 4 for the window glass 2 are integrally formed on a synthetic resin sub-inner panel 1 constituting a door module. The pair of guide rails 3 and 4 are formed of the same synthetic resin material as the sub inner panel 1.

Only the guide rails 3 and 4 can be formed of a resin material having higher rigidity than the sub-inner panel 1 by two-color molding. It is also possible to embed (insert molding) a metal reinforcing panel (not shown) inside the sub-inner panel 1 made of synthetic resin as in the related art.

The guide rails 3 and 4 are connected to the sub-inner panel 1
By forming them integrally with each other, the number of working steps is reduced as compared with the case where insert molding is performed separately, and the cost of the insert component (conventional window guide) is reduced, so that the cost can be reduced.

The front guide rail 3 (the forward direction of the vehicle) is formed vertically long and slightly curved, and the rear guide rail 4 is shortened to about half the length of the front guide rail 3. Is formed. The front end 2a of the window glass 2 is slidably engaged with the front guide rail 3, and the rear end 2b of the window glass 2 is slidably engaged with the rear guide rail 4. The rear guide rail 4 is arranged on the lower half side of the window glass 2 in a lowered state. If there is no problem in layout, it is also possible to arrange the rear guide rail 4 'on the upper half side in the lowered state of the window glass 2 as shown by the chain line.

A carrier 5 is fixed to the lower end of the window glass 2 at the middle of the front and rear guide rails 3 and 4 in the front and rear direction, and the carrier 5 is slidably engaged with the vertical guide rail 7 of the window regulator 6. . The window glass 2 is supported at three points by front and rear guide rails 3 and 4 and a guide rail 7 of an intermediate window regulator 6, and is stably held without wobble.

Thus, when transporting the sub-inner panel assembly 8 or assembling the sub-inner panel assembly 8 to the vehicle side (the door outer panel 9 in FIG. 2), the window glass 2 does not shake, and the Damage and breakage are prevented, and the sub-inner panel assembly 8 is easily and reliably mounted on the outer panel 9. In particular, the insertion of the window glass 2 into the extension 10 (FIG. 3) of the sash 31 on the outer panel side is easily and reliably performed.

The window regulator 6 has fixing brackets 11 at the upper and lower ends of a slightly curved guide rail 7 as in the prior art, and rotates the loop-shaped wire 13 with a power window motor 12 to move the carrier 5. It moves up and down. The window glass 2 moves up and down integrally with the carrier 5, and at this time, the window glass 2 is smoothly supported along the front and rear guide rails 3 and 4, and slides smoothly.

The wobble in the window glass 2 is prevented not only in the front-back direction but also in the left-right direction (the thickness direction of the door) by the front and rear guide rails 3 and 4. This is because the guide rails 3, 4 have grooves 14, 15 (FIG. 7) for engaging the window glass 2. Each of the guide rails 3 and 4 includes projections 16 and 17 (FIG. 7) integrally projecting from the sub inner panel 1 in the plate thickness direction.
17, grooves 14 and 15 having a rectangular cross section (FIG. 7)
Are provided in the vertical direction.

In FIG. 1, reference numeral 18 denotes a speaker, 19 denotes a waterproof grommet of a wire harness, 20 denotes a link rod for opening and closing a door, 21 denotes a protrusion for supporting a door trim, and 22 denotes a fixing hole to the outer panel side.

FIG. 2 shows the sub-inner panel assembly 8 and a metal door outer panel 9. A wire harness 23 and a connector 24 are provided on the surface of the sub-inner panel 1 (surface on the side of the passenger compartment). Also, various auxiliary devices such as a switch unit 25 and a speaker 18 connected to a wire harness 23, a link rod 20 for opening and closing a door, an inner handle 26, and the like are mounted on the outer panel 9, and a door lock unit 27, an outer handle 28, Link rod 2
9 etc. are mounted.

By fixing the sub inner panel assembly 8 to the frame wall 30 on the outer panel 9 side, the wire harness 23
The elastic waterproof grommet 19 adheres to the frame wall 30. At the same time, the link rod 20 is
Linked to The connector 2 of the wire harness 23
4 is connected to a door mirror unit (not shown) on the outer panel side. The window glass 2 (FIG. 1) is introduced into the sash (window frame) 31 of the outer panel 9 along the upper protrusion 21 on the back surface side of the sub inner panel 1.

As shown in FIG. 3, the window glass 2 is placed inside the frame wall 30 in the upper portion on the rear end side of the outer panel 9.
A downward extension 10 of the sash 31 relative to (FIG. 1) is provided. The sash 31 and its extension 10 are formed in a U-shape in cross section. That is, the sash 31 and left and right wall portions 32 and 33 facing each other and a rear wall portion 34 connecting the left and right wall portions 32 and 33 are formed. And a groove 32 for guiding the window glass 2 inside.

The extension 10 of the sash 31 is arranged on the same line as the short guide rail 4 (FIG. 1) on the rear side of the sub-inner panel 1 in FIG. 1, and the extension 10 of the sash 31 on the outer panel is located on the upper side. The guide rail 4 on the sub inner panel side is located on the lower side, and the rear end 2b (FIG. 1) of the window glass 2 is stably supported by the guide rail 4 and the extension 10 of the sash 31. In FIG. 3, reference numeral 36 indicates a reinforcing bar.

FIG. 4 shows a state in which the window glass 2 is engaged with the guide rail 4 on the sub-inner panel side (the same applies to the guide rail 3). A channel member 38 made of plastic or synthetic rubber is mounted, and the window glass 2 is engaged inside the channel member 38 so as to be slidable in the vertical direction.

The channel member 38 is an existing one,
As shown in FIG. 5, it is formed in a substantially U-shape in cross section, has a groove 43 for engaging the window glass 2 inside the three walls 39 to 41, and the front ends of the left and right walls 39, 40 facing each other. Has an inward lip portion 44 and an outward flange portion 42. The channel member 38 prevents the backlash of the window glass 2, reduces sliding resistance, and performs waterproofing and dustproofing in the guide rail 4. These configurations are the same in the front guide rail 3 and the sash 31 on the outer panel side and the extension 10 thereof.

FIG. 6 shows a state in which the sub inner panel assembly 8 is assembled to the door outer panel 9. The guide rail 4 on the rear side of the sub inner panel 1 and the extension 10 of the sash 31 of the outer panel 9 are shown. Each wide mouth 4
The window glass 2 is positioned vertically adjacent to each other so that the window glass 2 passes from the guide rail 4 on the sub-inner panel side to the sash 31 on the outer panel side via the wide mouth portions 45 and 46.
Is engaged with the extension 10. In FIG. 3, the illustration of the wide mouth portion 46 on the sash 31 side is omitted.

The guide rail 4 on the sub-inner panel side includes a projecting portion 17, and a concave groove 15 is formed at the tip end of the projecting portion 17.
Is formed, and a substantially straight groove 15 at the upper end of the guide rail 4 continues to the groove 45 a in the wide mouth 45.
The wide-mouth portion 45 continues to a tapered inclined portion 47 on the lower side, and continues to a substantially straight portion 48 of the guide rail 4 via the inclined portion 47. Although the guide rail 4 is drawn in the same shape as the extension 10 of the upper sash 31 in FIG. 6, one side of the guide rail 4 actually follows the projection 17 integrally.

The channel member 38 is formed along the groove 15, the inclined portion 47, and the wide opening 45 of the guide rail 4, and has an inclined portion 49 and a wide opening 50 at the upper end. A wide groove (substituted by reference numeral 45a) is formed in the wide mouth. The groove portion 45 a of the wide-mouth portion 50 is open at the upper end surface of the guide rail 4. The wide-open portions 45 of the guide rail 4 and the channel member 38 are opposed to the extended portions 10 of the sash 31 on the upper outer panel side and the wide-open portions 46 and 53 of the channel member 51, respectively.

Extension 1 of sash 31 on outer panel side
The 0 wide-mouth portion 46 is formed at the lower end portion of the guide rail 10 and continues to the upper straight portion 54 via the inclined portion 53. A channel member 51 similar to the above is mounted inside the extension portion 10 of the sash 31. The channel member 51 has the wide-open portion 52 and the inclined portion 55, and the groove portion 56 has a wide-open portion 5
2 and continues to a wide groove 46a.

The wide-open portions 45 and 46 are formed at the boundary between the guide rail 4 on the sub inner panel side and the extension 10 of the sash 31 on the outer panel side. From the sash 31 on the outer panel side and is smoothly introduced without being caught. That is, the rear end of the window glass 2 is picked up by the wide mouth 46 of the extension 10 of the sash 31 (more precisely, the wide mouth 52 of the channel member 51) and along the inclined portion 53 inside the extension 10 of the sash 31 ( To be precise, it is smoothly introduced into the groove 56) of the channel member 51. Thereby, the work of assembling the sub inner panel assembly 8 to the outer panel side (vehicle side) is facilitated and reliable. When raising the window glass 2, the extension 10 of the sash 31 (more precisely, the channel member 51)
The lower end portion of the window glass 2 does not rub strongly, and the wide-opening portion 46 (wide-opening portion 52) enables smooth sliding contact of the window glass 2.

As the guide rail 4 and the extension 10 of the sash 31 are provided separately on the sub inner panel side and the outer panel side, the wide mouth portions 45 and 46 and the wide mouth portions 50 and 52 of the channel members 38 and 51 are provided. Is essential. Even when the wide-opening portion 46 is provided only on the extension portion 10 of the sash 31 on the outer panel side (when the wide-opening portion 45 is not provided on the guide rail 4 on the sub-inner panel side), the above-described effect is exerted.

Further, the wide opening 45 of the guide rail 4 on the inner panel side (more precisely, the wide opening 5 of the channel member 38).
0) acts as a guide when the window glass 2 is inserted from the lower end into the guide rail 4 (more precisely, the channel member 38) on the inner panel side. The window glass 2 can be smoothly inserted from the wide opening 45 into the guide rail 4 on the inner panel side, and the workability of mounting the window glass 2 on the sub inner panel 1 is improved. Also, when the window glass 2 is lowered, the window glass 2 does not strongly rub against the upper end of the guide rail 4 (more precisely, the channel member 38), and the wide opening portion 45 (wide opening portion 50) smoothly moves the window glass 2. Sliding contact is possible. After the insertion of the window glass 2, the window glass 2 is fixed to the carrier 5 (FIG. 1).

As shown in FIGS. 7 and 8 (corresponding to the section AA in FIG. 2), the sub-inner panel assembly 8 with the window glass 2 attached thereto is obliquely forward and backward with respect to the door outer panel 9 as shown by an arrow a. It is assembled so that it is turned around in the direction. At this time, the window glass 2 engages with the extension 10 (FIG. 6) of the sash 31 on the outer panel side. The peripheral edge of the sub inner panel 1 is engaged with the concave portion 58 of the frame wall 30 on the outer panel side. 8, the sub inner panel assembly 8 is fixed to the frame wall 30 of the door outer panel 9 with bolts or the like.

As described above, the window glass 2 is engaged with the grooves 14 and 15 of the guide rails 3 and 4 having the projections 16 and 17 integral with the sub-inner panel 1. The protruding portions 16 and 17 are formed so as to protrude at right angles from the sub inner panel 1, and the protruding portions 16 and 17 and the grooves 14 and 15 on the distal end side form guide rails 3 and 4. The window glass 2 is in close contact with each channel member 38 in the grooves 14 and 15.

As shown in FIG. 8, the window glass 2 is located substantially in the middle between the sub inner panel 1 and the outer panel 9. In FIG. 8, reference numeral 23 denotes a wire harness, 19 denotes a grommet, and 25 denotes a switch unit. In the state of FIG. 8, a door trim (not shown) is assembled to the sub-inner panel 1 side to form an automobile door. The window glass 2 is pushed by the switch unit 25 to guide rails 3,
Go up and down smoothly along 4. The outer panel 9
It is also possible to assemble the vehicle door as a single unit by assembling the sub inner panel assembly 8 and the door trim, and then assemble the vehicle door in that state.

[0042]

As described above, according to the first aspect of the present invention, the window glass is stably held by the pair of front and rear guide rails of the sub inner panel, and the wobble of the window glass is prevented. This prevents the wind glass from interfering with the sub inner panel assembly with the wind glass or the like when being transported or assembled on the door outer panel side (vehicle side), thereby preventing the breakage of the wind glass, The position of the window glass facilitates and assembles the sub-inner panel assembly to the door outer panel.

According to the second aspect of the present invention, since the guide rail is formed integrally with the sub-inner panel made of synthetic resin, the manufacturing cost is reduced as compared with a conventional insert-molded window guide or the like. You.

According to the third aspect of the invention, one of the window glasses is stably held by the lower guide rail and the upper sash extension, and the front and rear guide rails and the rear sash are extended. The window glass is stably held by the part. As a result, rattling of the window glass after the sub-inner panel assembly is assembled on the door outer panel side is reliably prevented, and abnormal noise and damage during traveling are prevented.

According to the fourth aspect of the present invention, when assembling the sub-inner panel assembly to the door outer panel side, the window glass is smoothly inserted (guided) from the wide opening into the extension of the sash without being caught. be able to. Thereby, the assemblability of the sub inner panel assembly to the door outer panel is improved. Further, the window glass can be smoothly inserted into the guide rail on the sub inner panel side from the wide opening. This improves the workability of mounting the window glass on the sub inner panel.

According to the fifth aspect of the present invention, the channel member prevents the window glass from interfering with the guide rail and the extension of the sash. The rattling is eliminated, and the wind glass is prevented from being scratched and unusual.

[Brief description of the drawings]

FIG. 1 is a front view showing an embodiment of a mounting structure of a window glass for an automobile door according to the present invention.

FIG. 2 is an exploded perspective view showing an outer panel and a sub-inner panel assembly constituting an automobile door.

FIG. 3 is a perspective view showing a main part of the outer panel.

FIG. 4 is a cross-sectional view showing a state where a window glass is engaged with a guide rail of a sub inner panel.

FIG. 5 is a perspective view showing a channel member mounted on a guide rail.

FIG. 6 is a longitudinal sectional view showing a state in which a window glass is engaged with a guide rail on the side of the sub inner panel, a sash of the outer panel, and an extension thereof.

FIG. 7 is a longitudinal sectional view showing a state in which the sub inner panel assembly is assembled on the outer panel side.

FIG. 8 is a longitudinal sectional view showing a state where the sub-inner panel assembly is assembled on the outer panel side.

FIG. 9 is an exploded perspective view showing a conventional automobile door (door module).

FIG. 10 is an exploded perspective view showing a mounting structure of a conventional window glass for an automobile door.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sub-inner panel 2 Window glass 3, 4 Guide rail 9 Door outer panel 10 Extension part 31 Sash 38, 51 Channel member 45, 46 Wide mouth

Claims (5)

[Claims] 1. A mounting structure for an automotive door window glass, comprising: a synthetic resin sub-inner panel assembled to a door outer panel, wherein the sub-inner panel is provided with a window glass that can be raised and lowered. A pair of front and rear guide rails for slidably engaging the window glass are provided. 2. The system according to claim 1, wherein the pair of guide rails are formed integrally with the sub-inner panel.
A mounting structure for a window glass for an automobile door as described in the above. 3. The mounting structure for a window glass for an automobile door according to claim 1, wherein an extension portion of a sash which is paired up and down with one of the pair of guide rails is provided on the door outer panel. . 4. A mounting structure for a window glass for an automobile door according to claim 3, wherein a wide opening is formed at an end of said one guide rail and an extension of said sash facing each other. 5. The window glass for an automobile door according to claim 1, wherein a channel member that is in close contact with the window glass is mounted on the guide rail, the sash, and an extension thereof. Mounting structure.