JPH05338438A - Window molding for vehicle - Google Patents

Abstract

PURPOSE:To bond a seal lip on a peripheral wall face in an opening on a window securely by forming the seal lip by synthetic resin or rubber which contains hot melt adhesive or on which hot melt adhesive is applied so as to prevent deterioration of adhesiveness which is caused by adhesive. CONSTITUTION:Window molding for vehicle has a leg section 12 to be assembled between peripheral edges of a window glass 3 and a decoration lip 16 which is stretched on a surface of the window glass 3 from the leg section integrally. A seal lip 14 which contacts a peripheral wall face in an opening of window protrudes on at least either of the leg section 12 and the decoration lip 16. The seal lip 16 is formed by synthetic resin or rubber which contains hot melt adhesive or on which hot melt adhesive is applied. The seal lip 14 is bonded on the peripheral wall face in the opening of window by heating and melting hot melt adhesive after the leg section 12 is fitted in the opening of window.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle wind molding.

[0002]

2. Description of the Related Art Conventionally, a vehicle window molding has a window portion of a vehicle body panel, a leg portion fitted in a gap between a window glass fixed to the window opening portion, and the window glass portion extending from the leg portion. In general, the leg has a structure in which a sealing lip that is in contact with the peripheral wall surface of the window opening is formed on the leg portion. Further, in such a wind molding, the peripheral wall surface of the window opening and the seal lip relatively move due to vibration or the like when the vehicle is running, and rubbing noise or abrasion occurs between the contact surfaces of these. There was a problem. Therefore, a seal lip is adhered to the peripheral wall surface of the window opening with an adhesive such as a double-sided adhesive tape to prevent relative movement between the peripheral wall surface of the window opening and the contact surface of the seal lip (for example, See Japanese Patent Publication No. 61-33725).

[0003]

By the way, in the structure in which the seal lip is adhered to the peripheral wall surface of the window opening with the adhesive, the window is provided in the gap between the peripheral wall surface of the window opening and the peripheral edge of the window glass. When the legs of the molding are fitted, the adhesive becomes an obstacle and the work of adhering the wind molding becomes difficult. In view of the above-mentioned conventional problems, an object of the present invention is to provide a vehicle wind molding that is capable of reliably adhering a seal lip to a peripheral wall surface of a window opening and has excellent mountability. is there.

[0004]

In order to achieve the above object, the invention according to claim 1 of the present invention comprises: a peripheral wall surface of a window opening of a vehicle body panel; and a peripheral edge of a window glass fixed to the window opening. Between the leg portion and the decorative lip, which is integrally provided with a leg portion assembled between the leg portion and a decorative lip protruding from the leg portion to the surface of the windshield, among the leg portion and the decorative lip. A seal lip that abuts the peripheral wall surface of the window opening is projected on at least one side, and the seal lip is formed of synthetic resin, rubber, or the like containing or applied a hot-melt adhesive, and the leg portion is After being fitted into the window opening, the hot melt adhesive is heated and melted to bond the seal lip to the peripheral wall surface of the window opening. In addition, claim 2
In the vehicle wind molding according to claim 1, a metal core material which is heated by being supplied with a required current and melts the hot melt adhesive of the seal lip is inserted into the seal lip or in the vicinity thereof. Has been done.

[0005]

In the vehicle wind molding according to claim 1 configured as described above, when the wind molding is mounted on the window opening of the vehicle body panel, the hot melt adhesive of the seal lip is solidified. The window molding can be easily attached to the window opening. After the window molding is attached to the window opening, the hot melt adhesive is heated and melted, so that the contact surface of the seal lip with respect to the peripheral wall surface of the window opening is reliably adhered by the hot melt adhesive. It Further, in the vehicle wind molding according to claim 2, an electric current is applied to the metal core material inserted into the seal lip or in the vicinity thereof, and the core material generates heat, whereby the hot melt adhesive of the seal lip is formed. Efficiently heated and melted.

[0006]

【Example】

(Embodiment 1) Hereinafter, Embodiment 1 of the present invention will be described with reference to FIGS. In FIGS. 1 and 2, a window glass 3 is provided in a window frame portion 2 which constitutes a window opening portion of a vehicle body panel 1.
Are supported by the dam rubber 4 and fixed by the adhesive 5.

A window molding 11 is adhered to a gap S between the peripheral wall surface of the window frame 2 and the peripheral edge of the window glass 3. Wind molding 11 is made of synthetic resin
It is formed by extrusion molding of rubber or the like, and integrally includes a leg portion 12 fitted into the gap S, and a decorative lip 16 protruding from the leg portion 12 toward the front surface of the windshield 3. There is.

Further, a locking piece 13 that engages with the rear surface of the peripheral edge portion of the window glass 3 is formed inside the tip portion of the leg portion 12. Further, first and second seal lips 14 and 15 which elastically deform and press contact with the peripheral surface of the window frame portion 2 are provided on the upper and lower portions of the outer surface of the leg portion 12 so as to project.

The leg portion 12, the locking piece 13, and the first and second seal lips 14 and 15 are made of synthetic resin, rubber or the like containing a hot melt adhesive. Further, on the upper and lower portions of the leg portion 12, metal core members 21, 22 are provided over the entire length of the wind molding 11.
Are inserted respectively. These core materials 21,
As shown in FIG. 3, both ends of 22 are exposed by projecting a predetermined length from both longitudinal end surfaces of the wind molding 11.

Then, one end 21 of each of the core members 21 and 22 is formed.
Under the condition that a and 22a are connected to each other, both core materials 2
When a required voltage is applied to the other ends 21b and 22b of the cores 1 and 22, and a current is applied to the cores 21 and 22, the cores 21 and 22 generate heat, and heat generated based on the generated heat is generated. The hot melt adhesive is heated and melted by energy, so that the locking piece 13 is bonded to the window glass 3 and the first and second molding lips 14 and 15 are bonded to the peripheral wall surface of the window frame portion 2, respectively. It has become.

In the first embodiment configured as described above, the wind molding 11 is provided in the gap S between the peripheral wall surface of the window frame portion 2 of the vehicle body panel 1 and the peripheral edge of the window glass 3 as shown in FIG. Before mounting, leg 1
2, locking piece 13 and first and second seal lips 1
The hot melt adhesives contained in Nos. 4 and 15 are in a solidified state. For this reason, when the leg 12 is fitted into the gap S while causing the locking piece 13 and the first and second seal lips 14 and 15 to be deformed, the hot melt adhesive interferes with the fitting operation. It doesn't become a thing.

As shown in FIG. 1, when the leg portion 12 is fitted into the gap S to a predetermined position, the engaging portion 13a at the tip of the engaging piece 13 engages with the rear surface of the peripheral wall portion of the window glass 3. On the other hand, the first and second seal lips 14 and 15 are each bent into an L shape and come into contact with the peripheral wall surface of the window frame portion 2.

Here, a required voltage is applied to the other end portions 21b and 22b of the two core members 21 and 22 inserted into the leg portion 12. Then, a required current is applied to the core materials 21 and 22, and the core materials 21 and 22 generate heat. Then, the hot melt adhesive is heated and melted by the thermal energy generated by the heat generation of the core materials 21 and 22.

When the hot melt adhesive is heated and melted, the engaging portion 13a of the engaging piece 13 is adhered to the rear surface of the peripheral edge portion of the window glass 3, and both the first and second seal lips 14, 15 are formed. Are adhered to the peripheral wall surfaces of the window frame portion 3, respectively,
This completes the mounting of the wind molding 11.

That is, when the leg portion 12 is fitted in the gap S between the peripheral wall surface of the window frame portion 2 and the peripheral edge of the window glass 3, since the hot melt adhesive is in a solidified state,
The leg portion 12 is easily fitted into the gap S. The gap S
After the leg portion 12 is fitted into the window, the hot melt adhesive is heated and melted, so that the contact surfaces of the first and second seal lips 14 and 15 with respect to the peripheral wall surface of the window frame portion 2 are surely formed. Glued to.

Furthermore, in the first embodiment, since the engaging portion 13a of the engaging piece 13 is adhered to the rear surface of the peripheral edge of the window glass 3 with the hot melt adhesive, the window molding 11 is fixed. It becomes stronger, and the wind molding 11 is reliably prevented from rising and coming off.

(Second Embodiment) Next, a second embodiment of the present invention will be described with reference to FIG. 5. In this second embodiment, the decorative lip 16, the leg portion 12, the locking piece 13 and the first portion of the wind molding 11 are provided. First and second seal lips 1
Nos. 4, 15 are integrally formed of synthetic resin, rubber or the like containing no hot melt adhesive, and hot melt adhesives 23, 24, 25 are applied only to necessary portions. is there.

That is, in the second embodiment, the engaging portion 13a of the engaging piece 13 that contacts the rear surface of the peripheral edge portion of the window glass 3 and the first and second seal lips 14 with respect to the peripheral wall surface of the window frame portion 2 are provided. , 15 are respectively coated with hot melt adhesives 23, 24, 25. Since other members and parts are the same as those in the first embodiment, the same members and parts are designated by the same reference numerals and the description thereof will be omitted.

Therefore, in the second embodiment, when the leg portion 12 is fitted in the gap S between the peripheral wall surface of the window frame portion 2 and the peripheral edge of the window glass 3, the locking piece 13 and the first and second portions are formed. Since the hot melt adhesives 23, 24, 25 applied to both seal lips 14, 15 are in a dry and solidified state, the leg portion 12 is easily fitted into the gap S.

After the leg portion 12 is fitted into the gap S, the hot melt adhesives 23, 24, 25 are heated and melted by the heat energy generated by the electric heat generation of the core materials 21, 22. In contrast, the engagement piece 13 is reliably bonded to the peripheral wall surface of the window frame portion 2 with the contact surfaces of the first and second seal lips 14 and 15, respectively.

(Third Embodiment) Next, a third embodiment of the present invention will be described with reference to FIGS. 6 to 8. In the third embodiment, as shown in FIG. Before the window glass 3 is fixed to the window glass 3, the wind molding 111 is attached to the peripheral portion of the window glass 3 in advance.

That is, the wind molding 111
The decorative lip 116, the leg 112 and the locking piece 113 of
It is made of synthetic resin, rubber or the like and has a fitting groove 117 for the window glass 3 and is formed in a substantially U-shaped cross section. Further, on the outer surface of the leg 112, a seal lip 114 made of synthetic resin / rubber or the like containing a hot-melt adhesive is provided in a protruding manner.

A metal core material 121 is inserted into the seal lip 114 over the entire length of the wind molding 111. Both ends 121 of this core material 121
As shown in FIG. 7, a and 121b are exposed by projecting a predetermined length from both longitudinal end faces of the wind molding 111.

In the third embodiment constructed as described above, before fixing the window glass 3 to the window frame portion 2, as shown in FIG. 8, a dam rubber 4 is provided on the rear surface of the peripheral edge portion of the window glass 3. Adhesives 5 are respectively arranged, and a wind molding 111 is provided on a peripheral portion of the window glass 3.
Is fitted in the fitting groove 117. After that, FIG.
As shown in, the window molding 111 is fitted into the window frame portion 2 together with the window glass 3, and the window glass 3 is adhesively fixed by the adhesive material 5.

When the window glass 3 is fixed to the window frame portion 2 by the adhesive material 5, both end portions 121a, 1 of the core material 121 inserted into the seal lip 114 are inserted.
A predetermined voltage is applied to 21b. And the core material 1
The hot melt adhesive of the seal lip 114 is heated and melted by the heat energy generated by the energization heat generation of 21 to bond the seal lip 114 to the peripheral wall surface of the window frame portion 2. Therefore, also in the third embodiment, the hot melt adhesive does not become an obstacle to the work of mounting the wind molding 111.

(Embodiment 4) Next, Embodiment 4 of the present invention will be described with reference to FIG. 9. In Embodiment 4, only the contact surface of the seal lip 114 that contacts the peripheral wall surface of the window frame 2 is hot. Since the melt adhesive 26 is applied, the seal lip 114 is integrally formed with the leg 12 by using synthetic resin, rubber, or the like of the same material as the leg 12, without containing the hot melt adhesive. To be done. Since other members and parts are the same as those in the third embodiment, the same reference numerals are given to the same members and parts and the description thereof will be omitted.

In the above-mentioned Examples 1 to 4,
The seal lips 14, 15 (114) are attached to the legs 12 (11
Although the structure of 2) protruding from the outer side surface is illustrated, the structure is not limited to this. For example, the decorative lip 16 (11
Even in the structure in which the outer side of 6) is extended to a position in contact with the outer surface of the vehicle body panel 1, and a seal lip that abuts on the peripheral wall surface of the window frame 2 is provided on the rear surface of the outer lip portion in a protruding manner It is feasible.

[0028]

As described above, according to the present invention,
When the wind molding is attached to the window opening of the vehicle body panel, since the hot melt adhesive of the seal lip is in a solidified state, the installation of the wind molding is not hindered by the hot melt adhesive. To be excellent. After the wind molding is mounted, the hot melt adhesive is heated and melted, so that the contact surface of the seal lip is reliably adhered to the peripheral wall surface of the window opening by the hot melt adhesive. No friction noise or abrasion occurs between the mutual contact surfaces of the peripheral wall surface of the opening and the seal lip. Furthermore, the hot melt adhesive of the seal lip can be efficiently heated and melted by the heat energy due to the electric heat generation of the metal core material inserted into the seal lip or the vicinity thereof, and for the decorative lip, The adverse effect of the heat can be prevented.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a mounted state of a vehicle wind molding according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a simplified state of the wind molding mounted on the window frame portion of the vehicle body panel.

FIG. 3 is a perspective view showing the wind molding of the same.

FIG. 4 is a sectional view showing a state before the wind molding is fitted into the window frame portion of the vehicle body panel.

FIG. 5 is a cross-sectional view showing a mounted state of the wind molding according to the second embodiment of the present invention.

FIG. 6 is a cross-sectional view showing a mounted state of a wind molding according to a third embodiment of the present invention.

FIG. 7 is a perspective view showing a window molding of the same.

FIG. 8 is a sectional view showing a state before the wind molding is fitted into the window frame portion.

FIG. 9 is a cross-sectional view showing a mounted state of a wind molding according to embodiment 4 of the present invention.

[Explanation of symbols]

 1 Body Panel 2 Window Frame 3 Wind Glass 11,111 Wind Molding 12,112 Legs 14,15,114 Seal Lip 16,116 Decorative Lip 21,22,121 Core Material 24,25,26 Hot Melt Adhesive

Claims (2)

[Claims] 1. A leg portion assembled between a peripheral wall surface of a window opening of a vehicle body panel and a peripheral edge of a window glass fixed to the window opening, and a leg portion protruding from the leg portion to a surface of the wind glass. In the vehicle wind molding integrally provided with the decorative lip, at least one of the leg portion and the decorative lip is provided with a seal lip projectingly contacting a peripheral wall surface of the window opening, The seal lip is formed of a synthetic resin, rubber or the like containing or applied a hot melt adhesive, and the hot melt adhesive is heated and melted after the leg portion is fitted into the window opening. Thus, the seal lip is configured to be adhered to the peripheral wall surface of the window opening portion, and the vehicle wind molding is characterized in that. 2. The vehicle wind molding according to claim 1, wherein a metal core material that generates heat when a required current is applied and melts the hot-melt adhesive of the seal lip is provided at or near the seal lip. Vehicle wind molding characterized by being inserted.