JP2000103242A - Installing structure of glass run and glass run - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an installing structure of a glass run and the glass run suitable for being installed in a window frame having no channel member. SOLUTION: A glass run 11 is installed in a window frame 123 composed of an inner panel 114 and an outer panel 115. A rubber stopper is integrally formed on the upper surface of the glass run 11 by insert molding. When closing door glass 112, since the stopper regulates a rising limit of the door glass 112, the glass run 11 can be prevented from further entering the window frame 123.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a glass run assembling structure and a glass run, and more particularly, to a glass run assembling structure and a glass run to be installed in a window frame having no channel member in the window frame. Things.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 12, in a door of an automobile, a glass run 201 made of an elastomer for guiding the door glass 112 up and down and sealing the inside and outside of the vehicle cabin is provided on the inner peripheral side of the window frame 113. Along the bottom except it is attached.

In a press door, a window frame 113 includes an inner panel 114 and an outer panel 11.
5 and a channel member 102. The glass run 201 is formed by connecting an extruded portion formed by extrusion at a corner portion by a molded portion, and holding lips 204 and 205 on both sides thereof and both sides of a glass run main body having a substantially U-shaped cross section. Each panel 11 between the wall
The end of the flange composed of 4, 115 and the channel member 102 is inserted, and the glass run main body is mounted in the channel member 102 having a substantially U-shaped cross section. In the window frame 113 configured as above, the top dead center of the door glass 112 is
Regulated by When the door glass 112 is lifted, the seal lip of the glass run 201 attached to the upper side of the window frame 113 is attached to the door glass 11.
The seal 2 comes into contact with the inner and outer surfaces of the seal 2 to improve the sealing performance.

In recent years, however, doors have been proposed in which the channel member 102 is omitted as shown in FIG. 13 in order to reduce the weight of the door and simplify the manufacturing process. In such a configuration, when the door glass 112 is closed, the bottom wall of the glass run main body is pushed into the window frame 123 by the door glass 112 at the upper side of the glass run 101, and the shape of the glass run 101 becomes large. Deform. For this reason, as shown by the two-dot chain line, the holding lips 14, 15 that are in contact with the respective outer surfaces of the panels 114, 115 are separated from the panels 114, 115, thereby deteriorating the appearance and sealing lip and the like. Has also been deformed, and there has been a problem that a predetermined seal cannot be obtained. In order to solve this problem, the glass run disclosed in Japanese Patent Application Laid-Open No. 58-49515 makes it possible to flexibly follow the rising movement of the door glass by adopting soft rubber for a part of the support portion of the door glass, The retaining lip is not affected.

[0005]

However, in the glass run described in the above publication, when the door glass is closed, the soft rubber and its surroundings are stretched while the support portion of the door glass follows the upper end of the door glass. Will be continued. For this reason, the glass run is formed into a shape different from the initial shape, and a problem arises that a predetermined seal cannot be obtained.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a glass run assembly structure and a glass run suitable for use in a window frame having no channel member. It is in.

[0007]

In order to achieve the above object, according to the first aspect of the present invention, an upper inner wall surface of a window frame having no channel member and a glass run main body having a substantially U-shaped cross section are provided. Between the bottom wall upper surface of the upper side,
The gist of the invention is to provide a regulating member for maintaining an interval between them.

Accordingly, according to the first aspect of the present invention,
The glass run is prevented from being deformed by the restricting member, is assembled at a predetermined position, and a predetermined seal can be secured. According to a second aspect of the present invention, in the first aspect, the gist is that a separate regulating member is attached to the glass run main body.

Therefore, according to the second aspect of the present invention,
A conventional glass run can be used, and the control member can be easily attached to and detached from the glass run main body. According to a third aspect of the present invention, in the first aspect, the gist is that the regulating member is provided integrally with the glass run main body.

Therefore, according to the third aspect of the present invention,
The glass run main body and the regulating member are integrally formed, so that manufacturing and assembling operations are facilitated. In the invention according to claim 4, in a glass run attached to a window frame having no channel member, a regulating member for contacting an upper inner wall surface of the window frame and holding the glass run at a predetermined position is provided. The gist is that it is provided on the outer periphery of the upper side of the glass run main body.

Therefore, according to the fourth aspect of the present invention,
The glass run is held at a predetermined distance from the upper inner wall surface of the window frame by a regulating member provided on the outer periphery of the upper side of the glass run main body.

According to a fifth aspect of the present invention, the gist of the fourth aspect is that the regulating member is insert-molded in the glass run main body. Therefore, according to the fifth aspect of the present invention, the glass run main body and the regulating member are firmly and integrally formed by insert molding.

[0013] In the invention according to claim 6, in claim 4, the gist is that the regulating member is molded on an extruded portion near the corner molded portion of the glass run main body.

Therefore, according to the invention described in claim 6,
Since the regulating member was formed by molding on the extruded part near the corner molding part of the glass run main body part, the regulation member was regulated by the corner molding part compared to the case where the regulating member was molded simultaneously on the corner molding part. The members can be appropriately molded.

[0015] In the embodiments of the invention described below, the "regulating member" described in claims or means for solving the problem corresponds to a stopper.

[0016]

(First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS. In this embodiment, FIGS.
The same components as those of the conventional embodiment shown in FIG. 3 are denoted by the same reference numerals, and detailed description thereof will be omitted.

As shown in FIG. 1, a glass run 11 made of a thermoplastic resin, a thermoplastic elastomer or rubber is formed by cutting a long extruded glass run at a predetermined length, and is connected by molding at a corner portion or the like. Window frame 1 having no channel member having a substantially U-shaped cross section
23 are attached along the inner peripheral side of the other edges except the lower edge. As shown in FIG.
The glass run body 1 has a substantially U-shaped cross section at the center of the cross section. The glass run body 13 is the bottom wall 1
3a and a side wall 13b. In addition, a pair of seal lips 16 are formed to protrude toward the bottom wall 13a from the ends of both side walls 13b on the opening 13c side of the glass run body 13. An inner holding lip 14 and an outer holding lip 15 are provided on both outer sides of the ends of both side walls 13b of the glass run main body 13.
Are formed respectively. The inner holding lip 14 is in contact with the side surface of the inner panel 114 on the vehicle interior side, and also sandwiches the inner panel 114 from both sides with the side wall 13b. The outer holding lip 15 is attached to the outer panel 11.
5 and the glass run body 1
The outer panel 115 is held from both sides by the holding projections 17 formed on the outside of the bottom wall 13a.

The stopper 12 is formed of an olefin-based thermoplastic elastomer (TPO).
3 is integrally insert-molded. The upper surface of the stopper 12 is in contact with the upper inner wall surface of the inner panel 114 at the upper side of the window frame 123. The bottom wall 13a of the glass run 11 is provided with a protruding portion 18 coupled to one end of the stopper 12. One of the stoppers 12a is a vertical side 123a of a window frame 123 that guides the door glass 112 to move up and down.
It is provided on the upper side portion 123b closer to it. The other stopper 12b is located on the upper side 1 of the window frame 123.
23b is provided at the hypotenuse portion 123c.

When the door glass 112 is closed, the door glass 112 which moves in the upward closing direction is inserted into the glass run main body 13 on the upper side of the glass run 11 and its bottom wall 13 is closed.
via a, first stopped by the stopper 12a,
Almost at the same time, it is stopped by the stopper 12b. Since these stoppers 12 are in contact with the upper inner wall surface of the inner panel 114, the rise of the door glass 112 is restricted, and the glass run 11 is not further pushed into the window frame 123 by the door glass 112.

As described in detail above, according to the present embodiment, the following operations and effects can be obtained. The ascent and descent of the door glass 112 can be restricted by the stopper 12 provided on the glass run 11. Therefore, there is no possibility that the glass run 11 is pushed into the window frame 123 and deformed when the door glass 112 is raised. Therefore, the holding lips 14, 15 of the glass run 11 can be prevented from separating from the panels 114, 115, and the appearance can be improved. Further, since the glass run 11 is not elongated by the door glass 112, the deterioration of the glass run 11 can be suppressed.

Since the stopper 12 is integrated with the glass run 11, the process for assembling the stopper to the window frame 123 can be shortened, and the production efficiency can be improved. The protrusion 18 is provided on the upper surface of the bottom wall 13a of the glass run main body, and the stopper 12 is connected to the protrusion 18, so that the bonding area of the glass run main body with respect to the stopper 12 is sufficiently secured, and the bonding strength is improved. Can be enhanced.

There is no need to provide a channel member in the window frame 123 as in the prior art, and the weight of the door can be reduced. -The stopper 12 is provided on the upper side 123 of the window frame 123 which most affects the regulation of the rise of the door glass 112.
b near the vertical side 123a and the hypotenuse region 12
Since it is arranged at the uppermost position of 3c, the position of the top dead center of the door glass can be regulated efficiently.

(Second Embodiment) Next, a second embodiment of the present invention will be described with reference to FIG. In addition,
In the second embodiment, the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Therefore, the following description focuses on the differences from the first embodiment.

As shown in FIG. 3A, in this embodiment, a stopper 22 made of a hard synthetic resin, which is a separate body, is interposed between the glass run 101 and the window frame 123.

As shown in FIG. 3B, a stopper 22 made of a synthetic resin includes an upper plate 22a, a lower plate 22b,
And a wall 22c that connects them together. Both plates 22a and 22b are slightly curved. The stopper 22 causes the upper plate 22a to abut against the upper inner wall surface of the inner panel 114 and the inner wall surface of the outer panel 115, respectively, and the lower plate 22b to the bottom wall 13a of the glass run 101.
The window frame 123 is brought into contact with the upper surface.
And the glass run 101. Note that the stopper 22 and the glass run 101 may be fixed by an adhesive.

The stopper 22 is provided at the same location as in the first embodiment. Therefore, when the door glass 112 is closed, similarly to the first embodiment, the position of the top dead center of the door glass 112 is regulated by these stoppers 22. Therefore, the glass run 101 is not further pushed into the window frame 123 by the rise of the door glass 112.

According to the second embodiment, the following operations and effects can be obtained. -Since the stopper 22 is separate, the glass run 101
Can be used without changing the conventional configuration, and the glass run 101 can have a function of restricting the rise of the door glass 112.

The above embodiments may be modified as follows, and the same operation and effect can be obtained in such a case. A glass run 31 integrally formed by insert molding a sheet metal bent as shown in FIG. 4 as a core metal 32a may be used. As shown in FIG. 4B, the metal core 32a is
2b, a rib portion 32c bent at both ends thereof, and a flange portion 32d bent at the tip of both rib portions 32c, and the web portion 32b and both rib portions 32c are bulged for reinforcement. A portion 32e is formed. Concentric metal 32a
Is a glass run 3 as shown in FIGS. 4 (a) and 4 (c).
The entire surface is covered with a material similar to the material for forming the glass run 31, for example, EPDM rubber by insert molding at the time of molding of the mold 1, and the bottom wall 13a of the glass run main body is formed.
A stopper 32 is formed on the upper surface of the substrate.

When the glass run 31 thus formed is mounted on the window frame 123, the glass run 31 is supported on the upper inner wall surface of the inner panel 114 at the position of the flange 32d of the stopper 32.

In this way, a strong stopper 32 having the sheet metal as the core 32a can be formed. Further, since the surface of the metal core 32a is covered with an elastic material such as rubber, it is possible to prevent the metal core 32a from being damaged when the metal core 32a is brought into contact with the metal inner panel 114.

Further, a glass run 41 provided with a stopper 42 as shown in FIGS. 5A to 5C may be used.
The stopper 42 is made of a hard synthetic resin, and has a support portion 4 having a slit 42a for preventing sink marks.
2b and a pair of locking claws 42c. On the other hand, the glass run 41 is provided with a mounting hole 41a. The stopper 42 is attached to the glass run 41 by inserting the locking claw 42c into the attachment hole 41a. Therefore, in this embodiment, the same effect as that of the embodiment shown in FIG. 3 is exhibited.

As shown in FIGS. 6A and 6B, a glass run 51 in which a stopper 52 is attached to the upper surface of the bottom wall 13a of the glass run 51 via an adhesive may be used.
The stopper 52 is made of a hard synthetic resin or hard rubber.

A glass run 61 with a stopper 62 as shown in FIGS. 7A to 7C may be used.
The stopper 62 is formed of a hard synthetic resin or hard rubber, has a substantially cubic shape, and has an engagement recess 62a having a narrowed opening at the bottom surface. On the other hand, on the upper surface of the bottom wall 13a of the glass run 61, an engagement projection 61a having a sectional shape corresponding to the engagement recess 62a is formed so as to extend in the longitudinal direction of the glass run 61. Stopper 6
2 is a diagram showing the engagement concave portion 62 a with the engagement convex portion 61 of the glass run 61.
It is attached to the glass run 61 by engaging with a. The stopper 62 may be fixed at a predetermined position by interposing an adhesive between the two.

Therefore, in this embodiment, the stopper 6
2 can slide along the engaging projection 61a, so that the position of the stopper 62 can be easily changed. In the second embodiment, the stopper 22 made of resin is interposed between the window frame 123 and the glass run 101. However, the stopper 72 shown in FIGS.
May be interposed. The stopper 72 has a metal core 72a made of a sheet metal bent into a substantially M-shape covered with a synthetic resin or rubber. The stopper 72 has both ends 72b, 72
c is fixed inside the window frame 123 by locking it inside the inner panel 114 and the outer panel 115, respectively. The upper surface of the bottom wall 13a of the glass run main body of the glass run 101 is in contact with the downward convex portion 72d of the central portion of the stopper 72.

In this manner, the stopper 72 prevents the glass run 101 from being further pushed into the window frame 123 when the door glass 112 is raised, and the sheet metal core bar 72a is rich in elasticity. A stopper 72 can be formed. Further, since the surface of the metal core bar 72a is covered with a resin or the like, it is possible to prevent the metal core bar 72a from being damaged when the metal core bar 72a is brought into contact with the metal inner panel 114. Further, there is no need to modify the conventional glass run 101 at all.

Next, a glass run according to a sixth aspect of the present invention will be described with reference to FIGS. As shown in FIG. 9, the glass run 11 of this embodiment has a plurality of extruded and substantially linear extruded portions 11 a to 11 a.
a, and corner mold parts 11b and 11c formed by injection molding after each of the extrusion parts 11a to 11a is accommodated in a predetermined injection mold. or,
The stoppers 12a and 12b are provided in
Extruded parts 11a, slightly separated from the boundaries of b, 11c
On the upper surface of the bottom wall 13a of the glass run main body portion 11a is injection-molded simultaneously with the corner-shaped molding portions 11b and 11c and by another molding die.

As described above, when the stoppers 12a and 12b are formed slightly away from the boundaries between the corner-shaped forming portions 11b and 11c, the corner-shaped forming portions 11b and 1c are formed.
1c and the stoppers 12a and 12b can be properly molded. If the corner mold part 11
When the stoppers 12a, 12b are simultaneously molded at the same positions as the b, 11c, the corner molded portions 11b, 11c are formed.
c and the stoppers 12a, 12b cause the material to flow out of balance, and the filling density of the material to be imbalanced, or a defect occurs at the connection between the molded parts 11b, 11c and the extruded part 11a due to the injection variation of the molding material. May occur. By increasing the injection pressure, the corner forming portion 11
It is possible to solve the above problem by injection molding the b, 11c and the stoppers 12a, 12b at high pressure. In this case, however, injection is performed at the bonding interface (PL surface) of the mating die forming the cavity. There is a problem that a molding material enters and burrs are easily generated.

In the above embodiments, the stoppers are provided at two places, but may be provided at three or more places. 4 and 8, the stopper 32,
The concentric metal may be omitted by molding 72 with a hard resin. In addition, if necessary, the thickness may be reduced as shown in FIG.

Although the embodiments have been described above, technical ideas other than the claims that can be grasped from the embodiments will be described below together with their effects. -The glass run according to claim 4, wherein the regulating member is made of a synthetic resin partially fitted into the glass run.

In this way, a conventional glass run can be used. The glass run according to claim 5, wherein the regulating member includes a sheet metal covered with rubber, which is insert-molded in the glass run.

In this way, the insert can be held at a predetermined position. In addition, it is possible to prevent the metals from rubbing each other due to the coating, thereby damaging each other.

[0042] In claim 1 or 2, the regulating member is
An assembling structure of a glass run that is disposed between the glass run main body and the window frame and includes a sheet metal covered with a synthetic resin or rubber coating.

In this way, a conventional glass run can be used, and the metal can be prevented from rubbing against each other due to the rubbing of the metal by the coating.

[0044]

Since the present invention is configured as described above, it has the following effects. According to the first and fourth aspects of the present invention, the distance between the upper inner wall surface of the inner panel and the upper surface of the bottom wall of the glass run main body is maintained by the regulating member, so that the glass run is closed when the door glass is closed. Can be prevented from entering. In addition, to prevent deformation of the glass run when the door glass is closed,
A glass run that does not easily deteriorate can be provided.

According to the second aspect of the present invention, since the stopper as the regulating member is provided separately, the conventional glass run can be used as it is, and the door can be reduced in weight at low cost. Further, the glass run can be manufactured without largely changing the assembly of the glass run to the window frame. Further, since the stopper can be easily attached to and detached from the glass run, the arrangement of the stopper can be easily changed.

According to the third aspect of the present invention, it is possible to provide a glass run assembling structure in which a stopper as a regulating member can be integrated with the glass run, and the assembling operation can be easily performed.

According to the fifth aspect of the present invention, by performing insert molding, it is possible to provide a glass run in which a stopper as a regulating member is held at a predetermined position.

According to the sixth aspect of the present invention, the regulating member is molded on the extruded portion near the corner molded portion of the glass run main body, thereby forming the corner molded portion and molding the regulating member. Can be appropriately performed, and the material can be appropriately selected based on the difference in size, hardness, and the like between the two.

[Brief description of the drawings]

FIG. 1 is a side view of an automobile door.

FIG. 2 is a cross-sectional view and a partial cross-sectional perspective view of the first embodiment.

FIG. 3 is a sectional view, a main part perspective view, and a partial sectional perspective view of a second embodiment.

FIG. 4 is a cross-sectional view, a main part perspective view, and a partial cross-sectional perspective view of another example of the first embodiment.

FIG. 5 is a cross-sectional view, a main part perspective view, and a partial cross-sectional perspective view of another example of the first embodiment.

FIG. 6 is a sectional view and a partial sectional perspective view of another example of the first embodiment.

FIG. 7 is a cross-sectional view, a main part perspective view, and a partial cross-sectional perspective view of another example of the first embodiment.

FIG. 8 is a cross-sectional view, a main part perspective view, and a partial cross-sectional perspective view of another example of the second embodiment.

FIG. 9 is a partially omitted front view of a glass run showing another embodiment of the present invention.

FIG. 10 is a perspective view of a glass run and a stopper.

FIG. 11 is a sectional view of a glass run and a stopper.

FIG. 12 is a sectional view of a conventional window frame.

FIG. 13 is a cross-sectional view of the window frame without the channel member.

[Explanation of symbols]

11, 101: glass run, 12, 22: stopper as a regulating member, 123: window frame.

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Takao Nakajima 1 Ochiai Nagahata, Kasuga-cho, Nishi-Kasugai-gun, Aichi Prefecture Toyota Gosei Co., Ltd. Toyoda Gosei Co., Ltd. (72) Inventor Hisayuki Kisanuki 1 Ogatachi, Kasuga-cho, Nishikasugai-gun, Aichi Prefecture F-term (reference) 3D127 AA19 BB01 CB01 CB02 CB02 CB05 CC05 CC06 CC13 DD12 DE01 DE02 DE09 DE12 DE25 DE27 EE01 EE15 EE21 EE22 EE29 GG03 GG04 GG05 GG07 GG09

Claims (6)

[Claims] 1. A regulating member for maintaining an interval between an upper inner wall surface of a window frame having no channel member and an upper surface of a bottom wall of an upper side portion of a glass run body having a substantially U-shaped cross section is provided. An assembling structure for a glass run. 2. The glass run assembling structure according to claim 1, wherein a separate regulating member is attached to the glass run main body. 3. The glass run assembling structure according to claim 1, wherein the regulating member is provided integrally with the glass run main body. 4. A glass run attached to a window frame having no channel member, wherein a regulating member for contacting an upper inner wall surface of the window frame and holding the glass run at a predetermined position is provided on a glass run main body. A glass run provided on the outer periphery of the upper side. 5. The glass run according to claim 4, wherein the regulating member is insert-molded in the glass run main body. 6. The glass run according to claim 4, wherein the regulating member is molded on an extruded portion near the corner molded portion of the glass run main body.