JP3326937B2 - Long decorative material and manufacturing method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to the decoration of vehicles, building materials, etc.
The present invention relates to a long decorative material used as a protective edge member or the like and a method for manufacturing the same.

[0002]

2. Description of the Related Art FIG. 9 is a perspective view showing a part of a vehicle.
In the figure, B denotes a vehicle body, and a drip molding 2, a window molding 3, a waist molding 4, a wheel opening molding 5 and the like are used as the long decorative material 1 for the purpose of decoration, protection and the like. As such a long decorative material 1, from a design point of view, the first and second appearance portions 11, 12 having different colors and other appearances while the width of the long decorative material main body 10 is the same in the longitudinal direction. The area (width) of the first and second appearance portions 11 and 12 is changed along the longitudinal direction.

[0003] As such a long decorative material 1, a metal deformed material is introduced into an extrusion mold and extruded to change the area of a resin portion (Japanese Patent Application Laid-Open No. 63-242526).
What sticks a different color tape to a long material (JP-A-2-258
No. 445) is known.

[0004]

However, in such a conventional long decorative material, when a force is applied from the outside, the resin portion or the tape or the like may be peeled or damaged. There was a problem that a certain appearance could not be obtained and it was not possible to respond to a specific design request. SUMMARY OF THE INVENTION An object of the present invention is to provide a long decorative material that can prevent peeling and scratching of a resin portion and the like, obtain a deeply different appearance portion, and respond to a demand for diversification of designs, and a method of manufacturing the same. That is.

[0005]

SUMMARY OF THE INVENTION The present invention relates to the following decorative long material and its manufacturing method. (1) An extruded part made of colored rubber or synthetic resin, a decorative strip fixed to the outer surface of the extruded part, and an integral part covering the decorative strip and the extruded part from the outer surface. The decorative strip has a widthwise region whose width changes along the longitudinal direction.
Or by forming a colored layer on the outer surface to have a different color portion, wherein the different color portion and other portions form different appearance portions through the transparent coating layer. And decorative long materials. ( 2 ) The transparent coating layer is integrated by extrusion or
Or it is characterized in that integrated into the post-extrusion molding the above (1) Symbol placement long decorative materials. ( 3 ) The area in the width direction extends along the longitudinal direction of the decorative strip itself.
Varying width or colored layer on outer surface of decorative strip
Forming a decorative strip having a different color portion that changes by forming the extruding die, supplying colored rubber or resin to the extruding die, and fixing the decorative strip to the outer surface side. A method for producing a long decorative material, comprising: a step of forming an extruded portion; and a step of integrating a transparent coating layer so as to cover the decorative strip and the extruded portion from the outer surface side. (4) transparent or the cover layer are integrated by extrusion molding, (3) Symbol mounting of the methods to be integrally fixed after extrusion.

[0006]

In the present invention, a decorative strip having a different color portion whose width direction changes along the longitudinal direction is supplied to an extrusion mold, and a colored rubber or resin is supplied to the extrusion mold. An extruded portion is formed so that the decorative strip is fixed to the outer surface side, and a transparent coating layer is integrated so as to cover the decorative strip and the extruded portion from the outer surface side, thereby producing a long decorative material.

At this time, the width of the decorative strip itself is changed along the longitudinal direction, or a colored layer is formed on the outer surface to form a different-color portion in which the area changes, and the resultant is supplied to an extrusion die and extruded. It intends line molding. The transparent coating layer can be integrated by extrusion or fixed after extrusion.

[0008] In the long decorative material thus obtained, since the different colored portions and other portions of the decorative strip are recognized through the transparent covering layer, different appearance portions whose regions change along the width direction are formed. Since the decorative strip is covered with the transparent coating layer while being fixed to the extruded portion, peeling and scratching are prevented, and a deep appearance is obtained.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view of a long decorative material in an embodiment applied to a drip molding 2 before bending along an axis, FIG. 2 is a perspective view thereof, and FIG. 3 is a partially enlarged cross-sectional view.

The elongated decorative material 1 has an outer surface portion 13 of a decorative material body 10 having an outer surface having substantially the same width in the longitudinal direction.
In addition, a first external part 11 and a second external part 12 whose regions (widths) change along the longitudinal direction are formed. In the decorative material main body 10, an extruded portion 15 is integrated with an outer surface side of a core material 14 formed of a rolled product of a metal plate or an extruded aluminum alloy by extrusion molding of colored rubber or synthetic resin. Are formed to have the same cross-sectional shape. The first external part 11 is formed by an extruded part 15, and the second external part 12 is a different color part 12 on the outer surface side of the decorative strip 16 fixed to the outer surface of the extruded part 15.
These are formed on the outer surface side by a transparent coating layer 18 integrated by extrusion.

The decorative strip 16 is made of a metal material such as an aluminum foil or a stainless steel foil, a resin film having a vacuum metallized layer, or a tape-shaped material different from the extruded portion 15 such as a colored film. The region is located in the center of the outer surface portion 13, and its area changes in the longitudinal direction so that the outside is a predetermined distance around the reference line Z. The first exterior part 11 is arranged on both sides of the second exterior part 12 formed by the different color part 12a of the decorative strip 16, and the area changes along the longitudinal direction so as to occupy an area other than the second exterior part 12. are doing.

[0012] long decorative material 1 is a front part 1a, first corner portion 1b, upper portion 1c, a second corner portion 1d, made from the rear portion 1e, respectively _{L 1, L 2, L 3} , L 4, L 5
Having a length of The outer surface of the decorative material 1 has a constant width W.
₀ is a, the area of the second outer section 12 has a width W _1, W ₂ of the front section 1a and the rear portion 1e is changed, the first corner portion 1b
Portion extending to the second corner portion 1d through the upper portion 1c is substantially constant width W ₃ from. Front part 1
a and the rear portion 1e and the corner portions 1b and 1d are region sharply changing portions 17a and 17b, and the regions change with the curvature radii R ₁ and R ₂ .

FIG. 4 is a system diagram showing a method of manufacturing the long decorative material, FIG. 5 (a) is a sectional view of the region changing device, and FIG. 5 (b) is a bb sectional view thereof. In the method of manufacturing the long decorative material 1, the metal strip 22 is sent out from the uncoiler 21, and the core material 14 is formed by bending the metal strip 22 into an irregular cross section by the roll forming machine 23. The core material 14 is coated with an adhesive by a coating device 24, baked by a printing device 25, and introduced into an extrusion mold 26.

On the other hand, a decorative strip 16 such as a colored tape having an adhesive property to the extruded portion 15 is sent out from a roll 29, and its area is changed by an area changing device 30. The area changing device 30 includes roll cutters 31, 32,
The decorative strip 16 is sandwiched between them, and the ridge 31a and the concave groove 32a are provided.
Cut the decorative strip 16 in the width direction. Since ridges 31a and grooves 32a are changed so that the width corresponds to the length of W ₁ -W ₃ -W ₂ of L ₁ ~L ₅ shown in (b), cut out in the central portion In the decorative strip 16, the region in the width direction of the different color portion 12a formed on the surface thereof changes along the longitudinal direction.
The waste material 16a cut off on both sides is discharged as it is, and the decorative strip 16 whose central region changes is introduced into the extrusion mold 26.

In the extrusion mold 26, a colored rubber or resin forming the extruded portion 15 is supplied from the resin supply path 27a, and a transparent resin (including colored transparent) forming the transparent coating layer 18 is supplied from the resin supply path 27b. Supply and extrude. As a result, the decorative strip 1
6 are fixed, and an extruded material 28 in which the transparent coating layer 18 is integrated on the outer surface side thereof is formed.

The extruded material 28 obtained in this manner is protected by a protective tape 33 fed from a roll 33a, if necessary.
Is compressed by a pressure roll 33b, cooled and hardened by a cooling device 34, and taken off by a take-off device 35. The amount of the extruded material 28 that has been taken out is detected by a rotary encoder 36, and the amount of change in the area changing device 30 is controlled in synchronization with the amount of extrusion. Further, the area detecting device 37 detects the area of the second exterior part 12 and drives the cutting machine 38 based on the signal, so that the extruded material 28 is moved between the adjacent front part 1a and rear part 1e.
Is cut to form the long decorative material 1.

The long decorative material 1 thus obtained is subjected to axial bending at or near the corners 1b and 1d near the area suddenly changing parts 17a and 17b, thereby forming a drip molding 2. Since the protective tape 33 can be used as a protective member, it can be distributed and assembled in a state where it is adhered, and can be peeled off at any time when it is no longer needed to expose the outer surface portion 13.

The long decorative material 1 obtained as described above is used by attaching it to a predetermined position of the vehicle body B according to each use. In the case of the drip molding 2, the core material 14 is used by attaching to a drip rail.

In use, the first appearance portion 11 has an extruded portion 15, and the second appearance portion 12 has a transparent covering layer 18 of a different color portion 12 a formed by the surface of a decorative strip 16.
Recognized through. As a result, the first and second appearance portions 11 and 12 have different appearances, and the region in the width direction changes and is recognized along the longitudinal direction. And the transparent coating layer 18
Because of this, a deep appearance is obtained and the design is diversified. In this case, since the outer surface of the long decorative material 1 has substantially the same width, uniform strength can be provided. And even in the case of a long decorative material having substantially the same width, by changing the regions of the first and second appearance portions, an appearance in which the entire width changes can be obtained.

FIG. 6 is a sectional view showing a region changing device according to another embodiment. The area changing device 30 includes a coating roller 31
b and the supporting roller 32b, and the coloring coating agent 19 attached to the application roller 31b is transferred to both side edges of the decorative strip 16 formed of a tape having a constant width passing between the two, and has the same color as the extrusion molding portion 15. The colored layer 16c in which the region changes is formed. As a result, a different color portion 12a in which the region in the width direction changes along the longitudinal direction is formed in a portion where the coloring layer 16c is not formed.

The decorative strip 16 in which the region of the different color portion 12a is changed is introduced into an extrusion mold 26 and extruded to form an extruded material 28 in the same manner as in the above embodiment. The long decorative material 1 manufactured in this way is a decorative strip 1
6 have substantially the same width, the intensity of the different color portion 12a does not change, and a uniform second appearance portion 12 is obtained.

In the above embodiment, the central portion of the decorative strip 16 is the different color portion 12a. However, conversely, both side edges may be the different color portion 12a. When the decorative strip 16 is made of a sticky material such as a tape made of a resin compatible with the resin of the extruded portion 15, the decorative strip 16 can be fixed to the extruded portion 15 without an adhesive. For non-stick materials,
A device similar to the application device 24 and the printing device 25 can be provided, and the adhesive can be applied, activated, and fixed to the extruded portion 15.

FIG. 7 is a front view showing an extruded material according to another embodiment. In this embodiment, the area of the second exterior part 12 is a substantially constant wide area in the front part 1a and the rear part 1e, a substantially constant narrow area in the upper part 1c, and a changing area in the corner parts 1b and 1c. It can be manufactured in substantially the same manner as in the above embodiment, and can be used as a front or rear window molding of an automobile. In FIG. 7, C indicates a cutting position.

FIGS. 8A and 8B are cross-sectional views showing a long decorative material according to another embodiment applicable to the gasket type wind molding 3. FIG. In these examples,
The decorative material main body 10 includes only the extruded part 15, and the core material is omitted. In FIG. 8A, the transparent coating layer 18 is formed.
Is extruded by extrusion molding and the decorative strip 16
It is integrated with. In FIG. 8 (b), after extrusion molding, a film or sheet-like transparent coating layer is fixed and integrated so as to cover the extruded portion 15 and the decorative strip 16 from the outer surface side. In these cases, the front portion 1a and the rear portion e in the above-described embodiment are side portions, and the axis can be bent by hand or the like when mounting.

As described above, the shape, structure, and the like of the decorative material main body 10 can be arbitrarily changed depending on the type of the long decorative material 1. For example, in the case of the window molding 3 shown in FIG. 9, the configuration is almost the same as that of the drip molding 2 except that both side portions are targeted. You. The waist molding 4 has a divided straight line shape. The present invention is also applicable to other long decorative materials for vehicles or other uses.

[0026]

According to the long decorative material of the present invention, the width of the region itself changes along the longitudinal direction , or
A decorative strip having a different color portion that changes by forming a colored layer on the outer surface is fixed to the extruded portion, and a transparent coating layer is fixed so as to cover these, so that the area changes along the longitudinal direction. An external part can be formed and this can be seen through the transparent coating layer, thereby obtaining a deep and varied appearance, diversifying the design, and preventing the decorative strip from peeling and scratching. .

The method for producing a long decorative material of the present invention, the width direction
And region of the longitudinal direction by changing the width of the decorative strip itself
Or , a decorative strip having a different color portion which is formed by forming a colored layer on the outer surface of the decorative strip is fixed to the extruded portion, and a transparent coating layer is further integrated thereon. Therefore, the long decorative material as described above can be easily and efficiently manufactured.

[Brief description of the drawings]

FIG. 1 is a front view of a long decorative material of an embodiment before bending an axis.

FIG. 2 is a perspective view of a long decorative material showing a use state after the bending of the axis in FIG. 1;

FIG. 3 is an enlarged sectional view of a part of FIG. 2;

FIG. 4 is a system diagram illustrating a manufacturing method according to an embodiment.

5A is a cross-sectional view of the region changing device, and FIG. 5B is a bb cross-sectional view thereof.

FIG. 6 is a cross-sectional view of a region changing device according to another embodiment.

FIG. 7 is a front view of an extruded material of still another embodiment.

FIGS. 8A and 8B are cross-sectional views of the long decorative material of the previous embodiment.

FIG. 9 is a perspective view showing a part of the vehicle.

[Explanation of symbols]

 1: Long decorative material 2: Drip molding 3: Window molding 4: Waist molding 5: Wheel opening molding 10: Decoration material main body 11: First exterior portion 12: Second exterior portion 12a: Different color portion 13: Outer surface portion 14 : Core material 15: Extrusion molding part 16: Decorative strip 17 a, 17 b: Area sudden change part 18: Transparent coating layer 19: Coating agent 21: Uncoiler 22: Metal strip 23: Roll forming machine 24: Coating device 25: Printing device 26 : Extrusion mold 27a, 27b: Resin supply path 28: Extruded material 29: Roll 30: Area changing device 31, 32: Roll cutter 33: Protective tape 34: Cooling device 35: Take-off device 36: Rotary encoder 37: Area detection Apparatus 38: Cutting machine

──────────────────────────────────────────────────の Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B29C 47/00-47/96 B60J 1/02 B60J 1/10 B60J 1/16 B60J 1/17 B60J 1 / 18 B60J 5/00 501 B60R 13/06

Claims (4)

(57) [Claims] An extruded portion made of colored rubber or synthetic resin, a decorative strip fixed to the outer surface of the extruded portion, and an outer surface covering the decorative strip and the extruded portion. and a integrated transparent coating layer, it self the decorative strip has a region in the width direction along the longitudinal direction
The width of the body changes or a colored layer is formed on the outer surface
Has a different color portion that varies by Rukoto, decorative long member is the unique portion and the other portion is characterized by forming a different appearance portion through the transparent cover layer. 2. A transparent coating layer is extruded or molded by being integrated, or extrusion that after those which are integrally formed, characterized in claim 1 Symbol placement elongated decorative material. 3. The decorative strip according to claim 3, wherein the area in the width direction extends along the longitudinal direction.
Change the width of the strip itself or the outer surface of the decorative strip
Supplying a decorative strip having a different color portion that changes by forming a colored layer to an extrusion mold; supplying a colored rubber or resin to the extrusion mold to fix the decorative strip to the outer surface side A method for producing a long decorative material, comprising: a step of forming an extruded portion so as to perform the process; and a step of integrating a transparent coating layer so as to cover the decorative strip and the extruded portion from the outer surface side. 4. The method according to claim 1, wherein the transparent coating layer is integrated by extrusion or fixed after extrusion.
3 Symbol placement methods.