JP2000299004A - Device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a device for vehicle capable of simplifying a lens forming process and reducing a lens forming cost. SOLUTION: A lens 100 is constituted by integratedly molding a lens body 1 and a stacking film 2 by insert molding, and the stacking film 2 is constituted with a protecting layer 2; coloring layers 210, 212, 213 colored in portions corresponding to coloring decoration parts 10, 12, 13 and/or functional color parts 40, 41 on one surface of the protecting layer 22; and an adhesion layer 23 formed on one surface of the coloring layers 210, 212, 213 and bonded to the lens body 1. As a result, since coloring decoration parts 10, 12, 13 and/or the functional color parts can be obtained by one forming process, the forming process of the lens 100 is simplified and the forming cost of the lens 100 is reduced compared with the existing vehicle device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicular apparatus in which a colored decorative portion and / or a functional color portion is provided on a lens of a resin molded product, and more particularly, to simplification of a lens forming process and lens forming cost. The present invention relates to a vehicular device capable of reducing the number of vehicles.

[0002] Here, the vehicle device refers to a vehicle lamp, a vehicle decoration, and the like. The above-described vehicle lamp is, for example,
Rear combination lamp, front combination lamp, head lamp, fog lamp, turn signal lamp, clearance lamp, cornering lamp and the like. In addition, the above-described vehicle accessory includes, for example,
Refers to rear finishers and garnishes. Further, the above-described colored decorative portion is a character, a mark, a molding, a rim, or the like formed by a flat surface, a convex surface, a concave surface, an embossing surface, or the like on the lens surface. Characters, marks, malls, rims, etc., which have been colored to obtain them. Furthermore, the above-described functional color portion refers to a portion of the lens which is colored, for example, with red for the stop tail lamp function, amber for the turn signal lamp function, and white for the backup lamp function.

[0003]

2. Description of the Related Art In a vehicle apparatus of this type, a chamber is generally defined by a lens and a housing of a resin molded product. In order to enhance the decorative effect and / or obtain a legal lamp function, the above-mentioned lens is provided with a colored decorative portion and / or a functional color portion.

[0004]

However, in the above-described conventional vehicle apparatus, in order to obtain a colored decorative portion, first, the lens body is molded with resin, and then, one surface of the lens body is painted. It is necessary to perform coloring processing by secondary processing such as printing and hot stamping. On the other hand, in order to obtain a functional color portion, it is necessary to perform multicolor molding or insert molding. For this reason, in the above-mentioned conventional vehicle device, there are problems that the lens molding process is troublesome and the lens molding cost is high.

An object of the present invention is to provide an apparatus for a vehicle capable of simplifying a lens forming process and reducing a lens forming cost.

[0006]

According to the present invention, in order to achieve the above-mentioned object, a lens is formed by integrally molding a lens body and a laminated film by insert molding. A protective layer, a colored layer which is colored on a portion corresponding to the colored decorative portion and / or the functional color portion on one surface of the protective layer, provided on one surface of the colored layer, and adhered to the lens body. And an adhesive layer.

As a result, in the vehicle device of the present invention, a colored decorative portion and / or a functional color portion can be obtained in a single molding step by the above-described configuration. , Compared to conventional vehicle equipment where a functional color part is obtained by multicolor molding or insert molding,
The lens forming process can be simplified and the lens forming cost can be reduced.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Two embodiments of a vehicle device according to the present invention will be described below with reference to the accompanying drawings. FIG.
6 to 6 show a first embodiment of the vehicle device of the present invention. In this example, a rear finisher that is attached to the center of the rear of an automobile will be described as a vehicle device.

In FIG. 1, reference numeral 100 denotes a rear finisher lens. As shown in FIG. 2, the lens 100 has a red transparent upper colored decorative portion 10, a colorless transparent lower portion 11, a character colored decorative portion 12 in the upper portion 10, and a colored decorative portion of the upper and lower rims. 13 This lens 100 is formed by integrally molding a lens body 1 and a laminated film 2 by insert molding.

The above-mentioned lens body 1 is, for example, a PMM
It is made of a colorless and transparent resin such as A or PC. On the other hand, as shown in FIG. 1, the above-mentioned laminated film 2 has a protective layer 22, and a colored layer which is colored on portions of one surface of the protective layer 22 corresponding to the colored decorative portions 10, 12 and 13. 210, 212, 213 and their colored layers 21
0, 212, and 213, and an adhesive layer 23 adhered to the lens body 1. The above-mentioned adhesive layer 23 is usually a solid, and is melted and adhered to the lens body 1 by heat during molding.

In the above-described colored layer, the colored layer 210 corresponding to the upper colored decorative portion 10 of red and transparent is colored red, the colored layer 212 corresponding to the colored colored decorative portion 12 is colored with high brightness, and furthermore, The coloring layer 210 corresponding to the coloring decorative portion 13 of the rim is colored in a metallic color. This coloring process is performed by a multicolor printing process using a pigment excellent in weatherability so as to satisfy the same color tone and chromaticity as a lens formed of colored pellets. Note that, in the above-mentioned colored layer, a portion 211 corresponding to the colorless and transparent lower portion 11 is provided.
Applies a colorless and transparent paint or does not apply any paint.

Next, a manufacturing process of the above-described rear finisher lens 100 will be described with reference to FIGS. First, as shown in FIG. 3, the above-described laminated film 2 has a base film 25 provided on one surface of a protective layer 22 via a release layer 24. The laminated film 2 is manufactured and handled in a state shown in FIG.

Next, with the lens forming molds (the cavity side 30 and the core side 31) being open, the laminated film 2 is set and positioned on the molds 30 and 31. In this case, the laminated film 2 is
And the core side 3
The adhesive layer 23 of the laminated film 2 is opposed to 1 (see FIG. 4).

Then, the lens molds 30 and 31 are closed (see FIG. 5). Next, injection molding is performed (see FIG. 6). By this insert molding, the adhesive layer 23 of the laminated film 2 is adhered to one surface of the lens body 1, and the lens 100 in which the lens body 1 and the laminated film 2 are integrally formed is molded. That is, in the red colored layer 210 of the laminated film 2, the red transparent upper colored decorative portion 10 of the lens 100 is provided, and in the high-luminance colored layer 212 of the laminated film 2, the colored decorative character of the lens 100 is provided. The portion 12 is a metal-colored colored layer 2 of the laminated film 2.
In 13, the colored decorative portion 13 of the rim of the lens 100
Are obtained respectively. When the molded lens (the lens in which the lens body 1 and the laminated film 2 are integrally formed) 100 is released from the molds 30 and 31, the base film 25 passes through the release layer 24. Laminated film 2
From the lens 10 shown in FIGS. 1 and 2 automatically.
0 is obtained.

As described above, the vehicle device according to the present invention in this embodiment includes the colored layers 210 and 21 of the laminated film 2.
2, 213, the colored decorative portions 10, 12, 13 can be obtained on the lens 100 in a single molding process, so that it can be compared with a conventional vehicle device in which the colored decorative portions are obtained by a coloring process of secondary processing after molding. Thus, the lens molding process can be simplified and the lens molding cost can be reduced.

In particular, in this embodiment, the red colored layer 210 of the laminated film 2 and the colorless and transparent resin material of the lens body 1 make it possible to form the lens in a single molding step as in the case of multicolor molding or insert molding. 100 red transparent top 1
0 and a colorless and transparent lower part 11 are obtained.

7 to 9 show a second embodiment of the vehicular apparatus of the present invention. In this example, a description will be given of a rear combination lamp mounted on the left and right sides of the rear of an automobile as a vehicle device.

In the figure, reference numeral 400 denotes a lens of a rear combination lamp. This lens 400 is shown in FIG.
As shown in the figure, the turn signal lamp function above the pink (or smoke pink) transparent color part (when the green light complementary to the pink to smoke pink light passes through this pink to smoke pink lens, the turn signal lamp function Amber light is obtained), and a red transparent lower tail stop lamp function color section 41. The lens 400 is obtained by integrally molding the lens body 4 and the laminated film 5 by insert molding.

The above-mentioned lens body 4 is, for example, a PMM
It is made of a colorless and transparent resin such as A or PC. On the other hand, as shown in FIG. 8, the laminated film 5 includes a protective layer 52 and the functional color portion 4 on one surface of the protective layer 52.
The colored layers 540 and 541 are respectively colored at locations corresponding to 0 and 41, and the adhesive layer 53 provided on one surface of the colored layers 540 and 541 and adhered to the lens body 4. I have.

In the above-mentioned coloring layer, the coloring layer 540 corresponding to the pink transparent upper turn signal lamp function color section 40 is colored pink, and the red transparent lower tail stop lamp function color section 41 corresponding to the color function section 41. Layer 541 is
Each is colored red. This coloring process is performed by a multicolor printing process using a pigment excellent in weatherability so as to satisfy the same color tone and chromaticity as a lens formed of colored pellets.

Next, a process of manufacturing the lens 400 of the rear combination lamp will be described with reference to FIGS. First, as shown in FIG. 9, the above-described laminated film 5 has a base film 55 provided on one surface of a protective layer 52 via a release layer 54. This laminated film 5
Are manufactured and handled in the state shown in FIG.

Next, with the lens forming molds (cavity side 60 and core side 61) being open, the laminated film 5 is set and positioned in the molds 60 and 61. In this case, the laminated film 5 is
Base film 55 and core side 6
The adhesive layer 53 of the laminated film 5 is made to face 1 (see FIG. 4).

Then, the lens molds 60 and 61 are closed (see FIG. 5). Next, injection molding is performed (see FIG. 6). The lens 40 in which the lens body 4 and the laminated film 5 are integrally formed by the insert molding
0 is molded. That is, in the pink colored layer 540 of the laminated film 5, the turn signal lamp function color part 40 on the pink transparent upper part of the lens 400 is replaced by the lens 4 in the red transparent colored layer 541 of the laminated film 5.
00 red transparent lower tail stop lamp function color part 41 is obtained respectively. When the molded lens 400 (the lens in which the lens body 4 and the laminated film 5 are integrally formed) 400 is released from the molds 60 and 61, the base film 55 is interposed through the release layer 54. The lens 400 shown in FIGS. 7 and 8 is automatically peeled off from the laminated film 5.

As described above, the vehicle device according to the present invention in this embodiment includes the colored layers 540 and 54 of the laminated film 5.
1, the functional color portions 40 and 41 are obtained in the lens 400 in a single molding process. Therefore, compared to a conventional vehicle device in which a functional color portion is obtained by two-color molding or insert molding, the lens molding process Simplification and reduction in lens molding cost can be achieved.

In the above-described embodiment, examples of the vehicle device include a rear finisher lens 100 mounted at the center of the rear of the vehicle and a rear combination lamp lens 400 mounted on the left and right sides of the rear of the vehicle. Although the present invention has been described, the present invention can also be used for other vehicle lamps and vehicle decoration devices.

In the first embodiment described above, the colored decorative portion 10 of the lens 100 of the rear finisher,
12 and 13, and in the above-described second embodiment, the functional color portions 40 and 41 of the lens 400 of the rear combination lamp have been described. However, the vehicle device of the present invention includes a colored decorative portion and a functional color portion. Can also be applied to lenses provided on both sides.

Further, in the above embodiment, the base films 25, 55 of the laminated films 2, 5 are opposed to the cavity sides 30, 60, and the core side 3
The adhesive layers 23 and 53 of the laminated films 2 and 5 are opposed to 1 and 61, respectively.
The resin of the lens bodies 1 and 4 is injected between the first and second adhesive layers 23 and 53 to bond the adhesive layers 23 and 53 of the laminated films 2 and 5 to one surface of the lens bodies 1 and 4. 4
10 in which and laminated films 2 and 5 are integrally formed
However, the vehicle device of the present invention is configured such that the base films 25, 55 of the laminated films 2, 5 are opposed to the core sides 31, 61, and
The adhesive layers 23 and 53 of the laminated films 2 and 5 are opposed to the cavity sides 30 and 60,
The resin of the lens bodies 1 and 4 is injected between the lens bodies 0 and 60 and the adhesive layers 23 and 53 of the laminated films 2 and 5 so that the adhesive layers 23 and 53 of the laminated films 2 and 5 are
May be formed by molding the lenses 100 and 400 in which the lens bodies 1 and 4 and the laminated films 2 and 5 are integrally formed. That is, in this example, the laminated films 2 and 5 are adhered to the outer surfaces of the lens bodies 1 and 4, but the vehicle device of the present invention, on the contrary, has the inner surface of the lens bodies 1 and 4. To which laminated films 2 and 5 are adhered.

Furthermore, in the above embodiment, the colored layers 210, 212, 213,
Each of 40 and 541 is a single layer, but may be a multilayer.

In the cross-sectional views of the laminated films 2 and 5, the thickness is shown to be thicker than the actual one.

[0030]

As is apparent from the above description, the vehicular apparatus of the present invention forms a lens by integrally molding a lens body and a laminated film by insert molding, and the laminated film protects the lens. A layer, a colored layer which is colored on a surface of the protective layer corresponding to the colored decorative portion and / or the functional color portion, and an adhesive provided on one surface of the colored layer and adhered to the lens body. Since the layer is composed of a layer and a colored decorative portion and / or a functional color portion in a single molding step,
Simplified lens molding process and lens molding cost compared to conventional vehicle equipment in which colored decorative parts are obtained by coloring after molding, or functional color parts are obtained by multicolor molding or insert molding. Can be reduced.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view taken along the line II in FIG. 2, showing a first embodiment of a vehicle device of the present invention.

FIG. 2 is a front view of the first embodiment of the vehicle device according to the present invention, which is an example in which the device is used for a lens of a rear finisher.

FIG. 3 is an enlarged cross-sectional view of a laminated film.

FIG. 4 is an explanatory view showing a state in which a laminated film is set in a mold.

FIG. 5 is an explanatory view showing a state in which a mold is closed.

FIG. 6 is an explanatory view showing a state after injection molding.

FIG. 7 is a front view of a vehicle apparatus according to a second embodiment of the present invention, which is used for a lens of a rear combination lamp.

FIG. 8 is a sectional view taken along line VIII-VIII in FIG. 7;

FIG. 9 is an enlarged cross-sectional view of a laminated film.

[Explanation of symbols]

Reference numeral 100: rear finisher lens, 400: rear combination lamp lens, 1, 4: lens body, 10, 12, 13: colored decoration section, 40, 41: functional color section, 2, 5: laminated film, 210, 212 , 21
3, 540, 541: colored layer, 22, 52: protective layer, 2
3, 53 ... adhesive layer, 24, 54 ... release layer, 25, 55 ...
Base film, 30, 60 ... cavity side, 3
1, 61 ... core side.

Claims (3)

[Claims] 1. A vehicle device in which a chamber is defined by a resin molded lens and a housing, and wherein the lens is provided with a colored decoration portion and a functional color portion, wherein the lens is an insert molding. The laminated film is formed by integrally forming a lens body and a laminated film, and the laminated film is subjected to a coloration treatment on a portion corresponding to the colored decorative portion and the functional color portion on one surface of the protective layer. A vehicle device comprising: a coloring layer; and an adhesive layer provided on one surface of the coloring layer and adhered to the lens body. 2. A vehicle device in which a chamber is defined by a resin molded lens and a housing, and wherein the lens is provided with a functional color portion. The lens is integrally molded by insert molding. A lens body and a laminated film, wherein the laminated film has a protective layer, a colored layer that is colored on a portion of one surface of the protective layer corresponding to the functional color portion, and one surface of the colored layer. And an adhesive layer adhered to the lens body.
A vehicle device characterized by the above-mentioned. 3. A vehicle device in which a chamber is defined by a resin molded lens and a housing, and wherein the lens is provided with a colored decorative part, wherein the lens is integrally molded by insert molding. A lens body and a laminated film, wherein the laminated film has a protective layer, a colored layer that is colored on a portion of one surface of the protective layer corresponding to the colored decorative portion, and a surface of the colored layer. And a bonding layer that is provided and bonded to the lens body.