JP3228070B2 - Car door glass mounting structure - Google Patents

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 door glass of a vehicle employing a sashless door such as a hard-top vehicle on a carrier plate of a window regulator.

[0002]

2. Description of the Related Art A door glass mounting structure of this type is disclosed in Japanese Patent Application No. 5-22737.

In this conventional door glass mounting structure, as shown in FIG. 5, when the door glass 52 is fixedly supported on a carrier plate 51 of a window regulator disposed inside the door, a lower end of the door glass 52 is provided. Of these, the upper two places (only one place is shown in FIG. 5) and the lower one place are joined to the carrier plate 51 at a total of three places. Then, in the upper fastening joint 53, a washer 5 with a cylindrical portion 55 is attached from the outside of the cabin of the mounting hole 54 formed in the door glass 52.
6 and a spherical washer 57 formed with a cylindrical portion 57a and a spherical convex portion 57b from the vehicle interior side of the mounting hole 54, and an embossed portion formed by swelling the spherical washer 57 on the carrier plate 51. 58 and the washer 56 and the spherical washer 57
By inserting a mounting bolt 60 together with an auxiliary washer 61 from the outside of the cabin into the mounting holes 59 of the cylindrical portions 55 and 57 a and the embossed portion 58 and tightening the nut 62, the door glass 52 and the carrier plate 51 are connected to the washer 5.
6 and a spherical washer 57.

On the other hand, the lower fastening connection portion 62 also serves as an adjustment mechanism for adjusting the distance between the carrier plate 51 and the door glass 52, and is provided in the mounting hole 63 formed in the door glass 52 outside the vehicle compartment. And a nut 66 from the inside of the mounting hole 63 through a washer 65 with a claw 65a, and an adjust bolt is attached to the nut 66 from the vehicle interior side. The lock nut 68 is screwed into the adjust bolt 67 from outside the vehicle compartment. A flange 69 having a spherical convex portion 69a is integrally formed in the middle of the shaft portion on the vehicle interior side of the adjusting bolt 67, and the spherical convex portion 69a is formed in an embossed portion bulging toward the carrier plate 51 side. The lock nut 71 is screwed into the carrier plate 51 from the inside of the vehicle compartment.

According to such a conventional structure, the spherical convex portion 57b of the spherical washer 57 and the adjusting bolt 67
Embossed portions 58, 7 on the carrier plate 51 side with which the spherical convex portions 69a of the flange portion 69 provided on the carrier plate 51 engage.
0 is formed in a hemispherical shape having the same curvature, so that when the door glass 52 is placed on the carrier plate 51, the spherical convex portion 57b engages with the embossed portion 58 and the spherical convex portion 69a engages with the embossed portion 70, respectively. As a result, the door glass 52 can be guided to a predetermined mounting position to automatically perform accurate positioning.
Since the first mounting holes 59 and 72 have an inner diameter larger than the outer diameter of the mounting bolt 60 or the adjusting bolt 67, the mounting bolt 60 or the adjusting bolt 67 inclined due to dimensional error or the like is fastened with the nut 62 or the lock nut 71 as it is. The door glass 52 can be accurately attached to a predetermined position without being affected by a dimensional error or the like.

[0006] A nut 6 screwed into the mounting bolt 60 is provided.
2 and a nut 68 screwed into the adjustment bolt 67,
When the adjust bolt 67 is rotated by fitting a hexagon wrench (not shown) into the hexagon hole 73 of the adjust bolt 67 in a state where the 71 is loosened, the door glass 52 is turned into the spherical washer 57 and the embossed portion on the carrier plate 51 side. With the spherical contact portion 58 as a fulcrum, it is tilted and displaced toward the vehicle interior or the vehicle exterior, thereby adjusting the distance between the door glass 52 and the carrier plate 51, that is, the mounting angle of the door glass 52 with respect to the carrier plate 51. be able to.

[0007]

However, in the conventional structure as described above, the number of components to be attached to the door glass 52 is large, and particularly, in the upper fastening joint portion 53, the door glass 52 and the carrier plate are attached. 51
In addition, since the auxiliary washer 61, the mounting bolt 60 and the nut 62 are required in addition to the washer 56 and the spherical washer 57, an increase in the number of parts leads to an increase in man-hours for parts management and an increase in cost.

The present invention has been made in view of the above-mentioned problems, and has as its object to reduce the number of parts while having the same functions as those of the conventional structure shown in FIG. It is an object of the present invention to provide a door glass mounting structure aiming at.

[0009]

According to a first aspect of the present invention, there is provided a structure in which a lower end portion of a door glass is fastened and connected to a carrier plate of a window regulator housed in a door. A spacer having a substantially U-shaped cross-section in which spherical projections are formed on portions of the door glass along the front and rear surfaces, respectively, and a tongue piece extending at the lower end of the carrier plate. A glass receiving portion having a substantially U-shaped cross section for receiving a lower end portion of the door glass together with a spacer, and an anti-glass receiving portion formed on a portion of the carrier plate and the tongue piece that face each other. Embossed portions each formed to bulge toward the side and receive the spherical convex portion of the spacer, a carrier plate and the door glass and the spacer in addition to the spacer. A fastening member that penetrates through the mounting holes formed in each of the pieces and is formed to have a smaller diameter than the mounting holes, and fastens and fixes the door glass, the spacer, the carrier plate, and the tongue piece together. It is characterized by having.

According to a second aspect of the present invention, there is provided a carrier plate supported on a base plate of a window regulator housed in a door so as to be able to move up and down, and a door glass fixedly supported on the carrier plate. While being fastened and connected to the carrier plate at least at two upper and lower fastening connections of the lower end thereof,
An adjustment mechanism that adjusts the distance between the carrier plate and the door glass is provided in the upper fastening joint,
A door glass mounting structure for an automobile configured such that the door glass approaches and separates from the carrier plate with the lower fastening joint as a fulcrum at the time of adjustment by the adjusting mechanism, wherein the lower fastening joint is The structure is as described in claim 1.

According to a third aspect of the present invention, in addition to the configuration of the first or second aspect, the spacer has a spherical projection integrally formed on both sides thereof with a thin-walled easily deformable portion interposed therebetween. It is formed in advance in the form of a plate, and is characterized in that it is formed in a substantially U-shaped cross section by bending from the easily deformable portion.

[0012]

According to the first aspect of the present invention, a glass receiving portion is formed by folding back a tongue piece integrally extended at the lower end of the carrier plate, and the lower end of the door glass supported by the glass receiving portion. Because a pair of spherical projections that will be located on both the front and back sides are formed as a single-part spacer, the only parts required to fasten and join the door glass to the carrier plate are the spacers other than the fastening members As a result, the number of parts can be reduced.

According to a second aspect of the present invention, the structure of the lower fastening connection portion is the same as that of the first aspect, and the embossed portion for receiving the spherical convex portion of the spacer has the spherical convex portion. When the gap between the door glass and the carrier plate is adjusted by the adjustment mechanism of the upper fastening connection part because it is in contact with the spherical surface of the part, the lower fastening connection part functions as a fulcrum. To smoothly allow the tilt displacement of the door glass.

According to the third aspect of the present invention, the spacer in which the pair of spherical projections are integrally formed is formed in advance as a substantially flat plate, and the spacer is easily deformed when mounted on the door glass. By bending from the part, it becomes the initial shape of a substantially U-shaped cross section for the first time, so it is not possible to reduce the number of parts by configuring the pair of spherical convex parts as a single part spacer. Of course, handling at the part management or part transport stage becomes easy.

[0015]

1 and 2 show an embodiment of the present invention. In the conventional structure shown in FIG. 5, an adjustment mechanism arranged at a lower fastening joint is replaced with an upper mechanism. In this arrangement, a new structure is adopted for the lower fastening joint.

As shown in FIG. 2, a door glass 1 attached to a sashless door body (not shown) is fastened and fixedly supported on a carrier plate 2 formed of a substantially rectangular plate-like member.

The carrier plate 2 is vertically slidably supported on a base plate 3 of a window regulator provided with a driving means (not shown). When the window regulator is assembled to a door body (not shown), The door glass 1 is supported by a carrier plate 2 and is driven up and down while being guided by a guide rail 4 of the base plate 3.

The carrier plate 2 supports the lower end of the door glass 1 and is mounted so that the lower end of the carrier plate 2 and the lower end of the door glass 1 are parallel. A mounting hole 5 is formed substantially at the center of the lower end of the carrier plate 2, while a pair of mounting holes 6 and 6 are formed below the mounting hole 5 at predetermined intervals. The line connecting the pair of mounting holes 6 is set to be substantially horizontal.

On the other hand, three mounting holes 7, 8 are formed in the door glass 1 side in the same arrangement so as to correspond to the three mounting holes 5, 6 formed in the carrier plate 2, respectively. The three mounting holes 5 and 6 on the carrier plate 2 side and the three mounting holes 7 and 8 on the door glass 1 side are matched with each other. Are inserted and fastened and connected, and mounting bolts 18 to be described later are inserted and fastened and connected to the mounting holes 6 and 8, respectively.
The carrier plate 2 and the door glass 1 are fastened and joined at three or three fastening joints 9 and 10 mainly including mounting bolts 18.

The lower fastening joint 10 of the three fastening joints 9 and 10 has a substantially rectangular shape as shown in FIG. 3 at both lower ends of the carrier plate 2 disposed on the vehicle interior side with respect to the door glass 1. Each of the tongue pieces 11 is extended,
The glass receiving portion 12 having a groove width sufficiently larger than the thickness of the door glass 1 is formed by folding the tongue piece portion 11 upward, and the lower end of the door glass 1 is supported by the glass receiving portion 12. You. And the glass receiving part 1
The carrier plate 2 and the tongue piece 11 which form the carrier plate 2 have circular embossed portions 13 and 14 bulging toward the side opposite to the door glass 1, respectively. The mounting hole 6 is formed in the embossed portion 13 on the second side, and the mounting hole 1 located on the same axis as the mounting hole 6 is formed in the embossed portion 14 on the tongue piece 11 side.
5 are formed.

The carrier plate 2 and the tongue piece 1
1, a spacer 16 is interposed between the glass receiving portion 12 and the door glass 1, and mounting holes 6, 8, and 9 formed in the door glass 1, the carrier plate 2, and the tongue piece 11, respectively. In addition to 15, the carrier plate 2 and the door glass 1 are fastened and fixed together by a mounting bolt 18 as a fastening member penetrating the mounting hole 17 of the spacer 16 and a nut 19 screwed to the mounting bolt 18.

As shown in FIG. 3, the spacer 16 is formed in advance as a plate-like member having a pair of relatively flat spherical projections 20 having a predetermined curvature made of a resin material or the like. And the pair of spherical projections 20, 20
A thin easily deformable portion 21 is formed between them.
The spacer 16 is bent in a substantially U-shaped cross section from the easily deformable portion 21 and is mounted on the glass receiving portion 12 in advance, whereby the pair of spherical convex portions 20, 20 are formed on the inner surfaces of the embossed portions 13, 14. And mounting holes 18 in the center of the spherical projections 20 are fitted with mounting bolts 18 so as to match the mounting holes 6 and 15 on the carrier plate 2 and tongue piece 11 side. 17 are formed in advance.

Here, the mounting holes 6, 8, 15, 17
Is larger than the diameter of the mounting bolt 18, allowing the mounting bolt 18 to run out. On the other hand, the spherical convex portion 20 of the spacer 16 is in contact with the inner surface of each embossed portion 13, 14. Both have a degree of freedom in the rotational direction according to the spherical curvature of the spherical projection 20.

On the other hand, the carrier plate 2 and the door glass 1 are connected to each other via an adjusting bolt 23 which is the center of the adjusting mechanism 22 at the upper connecting portion 9 of the three connecting portions 9 and 10. You.

The structure of the upper fastening joint 9 is substantially the same as the structure of the conventional lower fastening joint shown in FIG. 2, a flange portion 24 having a spherical convex portion 24a formed at a predetermined curvature is integrally formed, while a hexagonal hole 23a for adjustment is formed on an end surface on the outside of the vehicle interior through the mounting hole 7. It is formed. The adjustment bolt 23 is supported by the door glass 1 by the lock nut 25 inserted and screwed together with the auxiliary washer 31 from the outside of the vehicle compartment and the nut 26 screwed on the vehicle compartment side of the mounting hole 7.

The nut 26 has a cylindrical portion 26a to be screwed with the adjustment bolt 23, and as shown in FIG. 4, the outer periphery is formed in a disk shape and an engagement hole 26b is provided at a predetermined position. The engagement hole 26b is locked by a claw 27a protruding toward the vehicle interior from a resin washer 27 supported by the mounting hole 7 so that the door glass 1
Supported by

The washer 27 also has a cylindrical portion 27b that fits into the mounting hole 7, and the outer periphery of the cylindrical portion 27b fits into the inner circumference of the mounting hole 7 to form the cylindrical portion 28 of the resin washer 28.
By being fitted in a, it is supported by the door glass 1 coaxially with the mounting hole 7. Therefore, the adjustment bolt 23 is supported by the door glass 1 via the lock nut 25, the washer 27 and the washer 28.

On the other hand, a hemispherical embossed portion 29 having a curvature substantially equal to that of the spherical convex portion 24a protrudes from the carrier plate 2 which comes into contact with the spherical convex portion 24a of the flange portion 24 formed in the middle of the adjusting bolt 23. The lock nut 30 is screwed into the adjustment bolt 23 which is formed and penetrates the mounting hole 5 provided in the embossed portion 29, and the carrier plate 2 and the door glass 1 are joined. The mounting hole 5 is also formed with an inner diameter larger than the outer diameter of the adjusting bolt 23 to allow the shaft of the adjusting bolt 23 to swing.

Next, an assembling procedure in the door glass mounting structure configured as described above will be described.

Door glass 1 via carrier plate 2
In order to assemble the wind regulator into the window regulator, the carrier plate 2 is previously displaced to the highest position (closed position of the door glass 1) with respect to the base plate 3 of the window regulator, and the window regulator is placed on a jig (not shown). And the door glass 1 is placed on the carrier plate 2 and the upper part of the door glass 1 is placed on the receiving piece.
Perform positioning.

On the door glass 1 placed on the carrier plate 2, the adjusting bolt 23 is attached in advance via the washers 27 and 28, the nut 26 and the lock nut 25 at the position of the attaching hole 7, while the carrier is Since the spacer 16 bent in a substantially U-shaped cross section is previously mounted on the glass receiving portion 12 on the plate 2 side, the lower end of the door glass 1 is inserted into the spacer 16 while the upper position of the door glass 1 is positioned. The door glass 1 is placed on the carrier plate 2 so that Thereby, the end of the adjusting bolt 23 on the vehicle interior side is inserted into the mounting hole 5 on the carrier plate 2 side,
The spherical convex portion 24a of the flange portion 24 is
With the embossed portion 29 on the side. At the same time, door glass 1
Of the door glass 1, the carrier plate 2, the tongue piece 11 and the spacer 16 Mounting holes 6, 8,
The mounting bolts 18 are inserted into the nuts 15 and 17, and the nut 19 is tightened. At least the mounting bolts 18 are temporarily tightened so as not to fall off.

When the door glass 1 is placed on the carrier plate 2 as described above, the guide effect by inserting the lower portion of the door glass 1 into the spacer 16 and the guide effect of the embossed portion 29 and the flange portion 24 are provided. The guide effect by engagement with the spherical convex portion 24a is exhibited, and the spacer 16
By inserting the door glass 1 to the innermost portion of the door glass 1, the effect of regulating the position of the door glass 1 in the height direction is exhibited, so that the door glass 1 can be smoothly positioned at a predetermined position on the carrier plate 2. .

In this state, as described above, the door glass 1
The upper part of the door glass is supported by the receiving piece, while the door glass 1
The lower part of the embossed part 29 is restrained by the spacer 16.
And the spherical convex portion 24a on the flange portion 24 side, the lock nut 25 attached to the adjusting bolt 23 is loosened, and then a hexagon wrench (not shown) is fitted into the hexagon hole 23a. Then, when the adjusting bolt 23 is rotated, the spherical convex portion 24a of the flange portion 24 is pressed against the embossed portion 29 of the mating side due to the weight of the door glass 1 due to the fall of the door glass 1 into the vehicle interior. Therefore, the door glass 1 is displaced toward the vehicle interior or the vehicle exterior according to the screw displacement of the adjusting bolt 23.

That is, the door glass 1 is supported by the adjusting bolt 2 with the spacer 16 of the lower fastening joint 10 as a fulcrum.
In particular, the upper portion of the door glass 1 is displaced toward the inside or outside of the vehicle in accordance with the displacement of the door glass 3 to change the distance between the carrier plate 2 and the door glass 1. The angle can be adjusted.

At this time, since the spherical projections 20 of the spacer 16 located on the front and back surfaces of the door glass 1 are in contact with the inner surfaces of the embossed portions 13 and 14 in the lower fastening joint 10, the adjusting bolt The tilting displacement of the door glass 1 accompanying the rotation operation of 23 is smoothly allowed.

When the work of adjusting the position of the door glass 1 is completed as described above, the lock nut 25 screwed to the adjustment bolt 23 is tightened, and the lock nut 30 is removed from the interior side of the adjustment bolt 23 in the vehicle interior. By tightening, the carrier plate 2 is fastened and fixed between the flange portion 24 and the nut 19 previously screwed to the mounting bolt 6 is also firmly tightened.

Here, when assembling the door glass 1 to the carrier plate 2, the vertical position of the door glass 1 and the longitudinal direction of the vehicle body are adjusted by the spherical convex portion 24 a of the flange portion 24 attached to the adjustment bolt 23 and the carrier plate 2 side. Since the door glass 1 is regulated by the guide effect by engagement with the embossed portion 29 and the vertical position of the door glass 1 is regulated by the glass receiving portion 12 that receives the lower portion of the door glass 1, the door glass with respect to the carrier plate 2 1 can be very easily positioned.

Further, according to the structure of the above embodiment, the spherical convex portion 2 of the flange portion 24 attached to the adjustment bolt 23 is provided.
4a and the embossed portion 29 have a rotational degree of freedom in the spherical direction, and the spacer 16 and the embossed portion 1
The spacers 16 also have a degree of freedom of rotation along the spherical surface of the spherical projection 20 of the spacer 16 in relation to 3 and 14. In addition, the washer 2
The diameter of the mounting holes 7 and 28 and the diameter of the mounting hole 5 on the carrier plate 2 side are formed larger, and the inner diameter of the mounting hole 7 of the door glass 1 is formed larger than the outer diameter of the cylindrical portion 28 a of the washer 28. And the mounting bolts 18
The diameter of each of the mounting holes 6, 8, 15, 17 on the mating side is set to be larger than the diameter of the adjusting bolt 23 and the mounting bolt 18 are substantially perpendicular to the respective mounting holes on the mating side. It has a predetermined play (degree of freedom).

Accordingly, even if there is a manufacturing error of the carrier plate 2, a positional accuracy error of each mounting hole, or a curvature error of the door glass 1, the nut 19 is tightened to the mounting bolt 18 or the lock nut 25 to the adjusting bolt 23. , 30 when tightened, the contact portion between the flange portion 24 and the embossed portion 29 and the spacer 16
As the rotational displacement occurs at the contact portions between the bolts and the embossed portions 13, 14, the mounting bolt 18 and the adjusting bolt 2
3 can be displaced in the radial direction of each mounting hole on the mating side to absorb the above-mentioned errors, and as a result, it is possible to prevent the door glass 1 from being subjected to an excessive force, and to prevent the door glass 1 from being subjected to excessive force. The door glass 1 can be accurately fixed at the predetermined position 2.

[0040]

According to the first aspect of the present invention, the lower end portion of the door glass is fastened and connected to the carrier plate of the window regulator. The door glass formed by folding back a tongue extending from the lower end of the carrier plate, and a spacer having a substantially U-shaped cross-section in which spherical convex portions are respectively formed at portions along both front and back surfaces of the door glass. A glass receiving portion having a substantially U-shaped cross section for receiving the lower end of the spacer together with the spacer; and a spacer formed by bulging toward the glass receiving portion side at a portion of the carrier plate and the tongue portion facing each other. The embossed portion for receiving the spherical convex portion, and the mounting holes formed in each of the carrier plate and the tongue piece in addition to the door glass and the spacer. And a fastening member formed to have a smaller diameter than those mounting holes and fastening the door glass and the spacer, the carrier plate and the tongue piece together. In addition to having the degree of freedom of rotation according to the curvature of the spherical projection of the spacer, the fastening member also has play in the direction perpendicular to the axis with respect to the mounting hole on the mating side. Similarly, even if there is a manufacturing error of the carrier plate or a curvature error of the door glass, it can be absorbed and fixed at a predetermined position of the door glass accurately, and of course, no excessive force is applied to the door glass. In addition, since only a spacer other than a fastening member is required for connecting the carrier plate and the door glass, the number of parts can be reduced and cost can be reduced. It is possible to reduce the parts management man-hours.

According to the second aspect of the present invention, when the door glass is fastened to the carrier plate at at least two upper and lower fastening portions, the lower fastening portion has a structure. It has the structure described in 1,
Because the embossed portion that receives the spherical convex portion of the spacer contacts the spherical surface of the spherical convex portion and has rotational freedom,
When the distance between the door glass and the carrier plate is adjusted by the adjustment mechanism of the upper fastening joint, the lower fastening joint functions as a fulcrum to smoothly allow the tilt displacement of the door glass. In addition, the position of the door glass can be adjusted extremely easily, and the workability can be greatly improved.

According to the third aspect of the present invention,
A spacer in which a pair of spherical protrusions are integrally formed is formed in advance as a substantially flat plate-like shape, and the spacer is folded from the easily deformable portion when mounting the spacer on the door glass. Since it has a U-shape, it is possible to reduce the number of parts by configuring a pair of spherical convex parts as a spacer that is a single part. Has the effect of being easier.

[Brief description of the drawings]

FIG. 1 is a view showing one embodiment of the present invention, and is a cross-sectional view taken along line AA of FIG. 2;

FIG. 2 is an overall front view showing the relationship between the window regulator and the door glass.

FIG. 3 is an exploded perspective view of a main part of FIG. 1;

FIG. 4 is a sectional view taken along the line BB of FIG. 1;

FIG. 5 is a cross-sectional view showing a conventional door glass mounting structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Door glass 2 ... Carrier plate 5, 6, 7, 8, 15, 17 ... Mounting hole 9, 10 ... Fastening connection part 11 ... Tongue piece part 12 ... Glass receiving part 13, 14 ... Embossed part 16 ... Spacer 18 ... Mounting bolt (fastening member) 20 spherical convex portion 21 easily deformable portion 22 adjusting mechanism 23 adjusting bolt

Claims (3)

(57) [Claims] 1. A structure in which a lower end portion of a door glass is fastened and connected to a carrier plate of a window regulator housed in a door. The lower end portion of the door glass is disposed over both front and back surfaces thereof. A spacer having a substantially U-shaped cross-section in which spherical convex portions are respectively formed at portions along the front and back surfaces of the door glass, and a tongue piece extending at the lower end of the carrier plate are formed by folding back the door glass, A glass receiving portion having a substantially U-shaped cross section for receiving a lower end portion together with a spacer; and a bulge formed toward a side opposite to the glass receiving portion at a portion of the carrier plate and the tongue portion facing each other. An embossed portion for receiving the spherical convex portion of the above, and mounting holes formed in each of the carrier plate and the tongue piece in addition to the door glass and the spacer. And a fastening member formed to have a smaller diameter than each of the mounting holes to fasten and fix the door glass, the spacer, the carrier plate, and the tongue piece together. Glass mounting structure. 2. A vehicle comprising: a carrier plate supported on a base plate of a window regulator housed in a door so as to be able to move up and down; and a door glass fixed and supported by the carrier plate, wherein the door glass has at least a vertical portion at a lower end thereof. The two fastening joints are fastened to the carrier plate, and the upper fastening joint is provided with an adjustment mechanism for adjusting the distance between the carrier plate and the door glass. 2. A door glass mounting structure for an automobile, wherein the door glass is sometimes arranged so that the door glass approaches and separates from the carrier plate with the lower fastening joint as a fulcrum, wherein the structure of the lower fastening joint is. An automobile door glass mounting structure as described in the above. 3. The spacer is preliminarily formed as a plate-like member having a spherical convex portion integrally formed on both sides of a thin-walled easily deformable portion, and the spacer is bent from the easily deformable portion. 3. The vehicle door glass mounting structure according to claim 1, wherein the vehicle door glass mounting structure is formed in a substantially U-shape.