JP2008173891A - Three-dimensional decorative panel and manufacturing method thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a three-dimensional decorative panel which has a strength and durability against a flaw or a stain, further improves a three-dimensional effect, a feeling of depth and the minuteness of a design and enables a sufficient expression of an effect produced by a moire phenomenon, and a manufacturing method thereof. <P>SOLUTION: In the three-dimensional decorative panel 1 having a first design 10 provided on the surface side of a transparent panel (4) and a second design 11 provided on the back side of the transparent panel, transparent protective sheets (1) and (2) are provided on the surface side of the transparent panel (4). The first design 10 is provided between the transparent protective sheets and the surface of the transparent panel, while reflective sheets (5) and (6) are provided on the back side of the transparent panel (4) and the second design 11 is provided between the reflective sheets and the back of the transparent panel. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a three-dimensional decorative panel having an interference pattern (hereinafter referred to as “moire pattern”) newly created by superimposing various patterns (including patterns, graphics, etc.) and a method for manufacturing the same.

Conventionally, a decorative panel or a decorative sheet provided with a so-called moire pattern has been used as a decorative material.
As an example, a decorative sheet having a three-dimensional effect in which a first pattern is provided on one side of a transparent sheet and a second pattern having a moire pattern is provided on the other side has been proposed (for example, Patent Document 1). reference).
In addition, a reflective layer that reflects light, a transparent layer that covers the reflective layer, a light shielding layer that covers the transparent layer, and a pattern layer that is interposed between the reflective layer and the light shielding layer, A decorative sheet has been proposed in which a three-dimensional effect is improved by providing a light-transmitting hole for guiding a pattern image in the light shielding layer (see, for example, Patent Document 2).

Japanese Patent No. 3131777 JP 2001-150624 A

However, the thing of the said patent document 1 is lacking in the three-dimensional effect of a pattern, and a feeling of depth, and only obtains the three-dimensional effect and depth feeling proportional to the thickness of a transparent sheet, and in order to increase the effect, the thickness of a transparent sheet Needed to be increased. In addition, since the pattern is printed on both sides of the transparent sheet, the pattern is exposed and scratches and dirt are easily attached, and the strength and durability are lacking.
Moreover, although the thing of patent document 2 is improving the three-dimensional effect using the reflection layer, it is lacking in the fineness of a pattern, and cannot express a high-quality moire pattern.
As described above, the conventional moire pattern lacks strength and durability, and has a problem that the pattern is not fine and the effect of the moire phenomenon is not sufficiently expressed.

  The present invention has been made in view of such circumstances, has strength and durability against scratches and dirt, and further improves the three-dimensional effect, the depth feeling, and the fineness of the pattern, and is based on the moire phenomenon. It is an object of the present invention to provide a three-dimensional decorative panel capable of sufficiently expressing the effect and a method for manufacturing the same.

In order to solve the above problems, the three-dimensional decorative panel and the manufacturing method thereof of the present invention employ the following means.
That is, the three-dimensional decorative panel according to the present invention is the three-dimensional decorative panel in which the first pattern is provided on the front side of the transparent panel and the second pattern is provided on the back side of the transparent panel. A transparent protective sheet is provided on the surface side of the transparent panel, the first pattern is provided between the transparent protective sheet and the surface of the transparent panel, a reflective sheet is provided on the back side of the transparent panel, and the reflective sheet The second pattern is provided between the back surface of the transparent panel.

  According to the present invention, the first pattern and the second pattern provided on the front surface side and the back surface side of the transparent panel can be protected by the transparent protective sheet and the reflective sheet, respectively. For this reason, the first pattern and the second pattern are not easily scratched or stained, and even if they are stained, the surface has no irregularities and can be easily wiped off. Therefore, the strength and durability against scratches and dirt can be improved. Moreover, since the back surface of the first pattern is reflected on the reflection sheet, it is possible to cause a moire phenomenon for three layers. Accordingly, it is possible to further improve the depth feeling and three-dimensional feeling of the moire phenomenon and the fineness of the pattern, and to express a high-quality moire pattern utilizing the moire phenomenon. In addition, the reflection sheet prevents the back side from being shown, and when the panel is viewed from a remote position, the scenery around the near side can be projected in the moire pattern.

  Furthermore, the three-dimensional decorative panel according to the present invention is the three-dimensional decorative panel in which the first pattern is provided on the front side of the transparent panel and the second pattern is provided on the back side of the transparent panel. A first transparent protective sheet is provided on the surface side of the first transparent protective sheet, the first pattern is provided between the first transparent protective sheet and the surface of the transparent panel, and a second transparent protective sheet is provided on the back side of the transparent panel. And the second pattern is provided between the second transparent protective sheet and the back surface of the transparent panel.

  According to the present invention, the first pattern and the second pattern provided on the front side and the back side of the transparent panel can be protected by the first transparent protective sheet and the second transparent protective sheet, respectively. For this reason, the first pattern and the second pattern are not easily scratched or stained, and even if they are stained, the surface has no irregularities and can be easily wiped off. Therefore, the strength and durability against scratches and dirt can be improved. In addition, since the second transparent protective sheet is transparent, in addition to the two-layer moire pattern on the front and back surfaces, a part of the back background can be shown through the moire pattern. Therefore, the fineness of the pattern can be further improved, and a high-quality moire pattern utilizing the moire phenomenon can be expressed.

  Furthermore, the three-dimensional decorative panel of the present invention is characterized in that, in the above-described three-dimensional decorative panel, the surface of the second transparent protective sheet is provided with specular printing that transmits light.

  According to this invention, since the mirror surface printing which permeate | transmits light is provided in the surface of a 2nd transparent protective sheet, the back surface of a 1st pattern can be reflected in the mirror surface, and the depth can be made double. As a result, the moire phenomenon of three layers can be generated, so that the depth feeling and three-dimensional feeling of the moire phenomenon and the fineness of the pattern can be further improved, and a high-quality moire pattern utilizing the moire phenomenon can be expressed. it can.

  Furthermore, the three-dimensional decorative panel of the present invention is the above-described three-dimensional decorative panel, wherein the first pattern is printed on the back surface of the transparent protective sheet, the first transparent protective sheet, or another pattern sheet. It is provided.

  According to the present invention, since the first pattern is provided by printing on the transparent protective sheet, the back surface of the first transparent protective sheet, or another pattern sheet, the first pattern is managed as a printed sheet. be able to. Accordingly, mass productivity can be improved, generation of defective products can be suppressed, and a three-dimensional decorative panel can be manufactured at low cost.

  Furthermore, the three-dimensional decorative panel of the present invention is the above-described three-dimensional decorative panel, wherein the second pattern is provided by printing on the surface of the reflective sheet or the second transparent protective sheet or another pattern sheet. It is characterized by being able to.

  According to the present invention, since the second pattern is provided by printing on the surface of the reflective sheet or the second transparent protective sheet or another pattern sheet, the second pattern is managed as a printed sheet. Can do. Accordingly, mass productivity can be improved, generation of defective products can be suppressed, and a three-dimensional decorative panel can be manufactured at low cost.

  Furthermore, the three-dimensional decorative panel of the present invention is the above-described three-dimensional decorative panel, wherein the transparent panel, the transparent protective sheet, the first transparent protective sheet, or the second transparent protective sheet has a light It is characterized by being colored to pass through.

  According to the present invention, the transparent panel, the transparent protective sheet, the first transparent protective sheet, or the second transparent protective sheet is colored to transmit light. Can draw a moire pattern.

  Furthermore, the three-dimensional decorative panel of the present invention is characterized in that, in any one of the three-dimensional decorative panels described above, the first pattern is provided with a color and / or pattern on the back surface thereof.

  According to the present invention, since the color and / or pattern is applied to the back surface of the first pattern, by imprinting this color and pattern on the reflection surface, mirror surface, etc., the color tone / It can be drawn with a pattern.

  Furthermore, in the three-dimensional decorative panel according to the present invention, in any one of the three-dimensional decorative panels described above, at least one of the first pattern and the second pattern is double-printed with different colors. It is characterized by.

  According to the present invention, since at least one of the first pattern and the second pattern is double-printed with different colors, the color tone of the front and back surfaces is changed by this double printing. Therefore, it is possible to create a sense of depth in a high-quality moire pattern and to generate further diversity.

  Furthermore, in the three-dimensional decorative panel according to the present invention, in any one of the three-dimensional decorative panels described above, the second pattern is a pattern obtained by reducing the first pattern.

  According to the present invention, since the second pattern is a pattern obtained by reducing the first pattern, a variety of high-quality moire patterns can be drawn according to the reduction ratio even if the second pattern is the same pattern.

  Furthermore, in the three-dimensional decorative panel according to the present invention, in any one of the three-dimensional decorative panels described above, the second pattern is a pattern obtained by rotating the first pattern.

  According to the present invention, since the second pattern is a pattern obtained by rotating the first pattern, various and high-quality moire patterns can be drawn depending on the rotation angle even if the second pattern is the same pattern.

  Furthermore, in the three-dimensional decorative panel according to the present invention, in any one of the three-dimensional decorative panels described above, the second pattern is different from the first pattern.

  According to the present invention, since the second pattern is different from the first pattern, a variety of high-quality moire patterns can be obtained by combining the different first patterns and second patterns. Can be drawn.

  Furthermore, in the method for manufacturing a three-dimensional decorative panel according to the present invention, the first pattern is provided on the front side of the transparent panel, and the second pattern is provided on the back side of the transparent panel. In the method, any one of the above-described three-dimensional decorative panels is manufactured by bonding the above-described sheets to the front surface side and the back surface side of the transparent panel by roll pressing.

  According to the present invention, the sheets described in claims 1 to 11 are integrally bonded to the front surface side and the back surface side of the transparent panel by roll pressing, respectively, thereby having strength and durability, and A three-dimensional decorative panel that can express a high-quality moire pattern utilizing the moire phenomenon can be easily manufactured. In addition, this method is suitable when manufacturing a three-dimensional decorative panel with a comparatively thin transparent panel in a sheet form.

  Furthermore, in the method for manufacturing a three-dimensional decorative panel according to the present invention, the first pattern is provided on the front side of the transparent panel, and the second pattern is provided on the back side of the transparent panel. In the method, any one of the above-described three-dimensional decorative panels is manufactured by bonding the above-described sheets to the front surface side and the back surface side of the transparent panel by die-bonding.

  According to the present invention, the sheets described in claims 1 to 11 are integrally bonded to the front surface side and the back surface side of the transparent panel by die-bonding, thereby having strength and durability, and A three-dimensional decorative panel that can express a high-quality moire pattern utilizing the moire phenomenon can be easily manufactured. This method is suitable for manufacturing a three-dimensional decorative panel having a relatively thick transparent panel or a molded transparent panel.

According to the three-dimensional decorative panel of the present invention, it is possible to improve the strength and durability against scratches and dirt of the three-dimensional decorative panel, and further improve the depth feeling and three-dimensional feeling of the moire effect and the fineness of the pattern, A high-quality moire pattern that fully utilizes the moiré phenomenon can be expressed.
Further, according to the method for producing a three-dimensional decorative panel of the present invention, the sheet is integrally bonded to the front surface side and the back surface side of the transparent panel by roll pressing or die pressing, thereby having strength and durability, and moire. A three-dimensional decorative panel that can express a high-quality moire pattern that fully utilizes the phenomenon can be easily manufactured.

Embodiments according to the present invention will be described below with reference to the drawings.
[First Embodiment]
Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. 1 to 4.
FIG. 1 shows various sheets and panels constituting a three-dimensional decorative panel 1 according to the first embodiment of the present invention (three-dimensional decorative panels 1A to 1F described below are collectively referred to as a three-dimensional decorative panel 1). A configuration diagram of (plate) is shown.

In FIG. 1, protective sheet A (1) is a transparent sheet made of a resin material such as ester resin, styrene resin, acrylic resin, vinyl chloride resin, polycarbonate resin, etc. 1 is a protective sheet material provided on the front surface side of 1 (the upper side in FIG. 1, the same applies hereinafter).
The protective sheet B (2) is a transparent sheet made of the same resin material as the protective sheet A (1), and is three-dimensionally on the back side (the lower side in FIG. 1, the same applies hereinafter). Various patterns (including patterns, figures, etc.) constituting the pattern on the surface side of the decorative panel 1, such as stripes, round holes, dots, square holes, lattices, checkered patterns, geometric patterns, or combinations thereof It has been printed. This protective sheet B (2) serves as a protective sheet material provided on the surface side of the three-dimensional decorative panel 1 in place of the protective sheet A (1).

The pattern sheet A (3) is a transparent sheet made of the same resin material as the protective sheet A (1), and is provided on the surface side of the three-dimensional decorative panel 1. On the surface side of the pattern sheet A (3), a pattern similar to the pattern printed on the protective sheet B (2) is printed in order to form a pattern on the surface side of the three-dimensional decorative panel 1. This pattern sheet A (3) is a transparent resin sheet dedicated to pattern printing, which is made of the same resin material as the protective sheet A (1).
The transparent plate (transparent panel) (4) is a transparent panel composed of ABS resin, acrylic resin, polycarbonate resin, glass or the like, and creates a three-dimensional effect and a sense of depth for the moire pattern. It is formed thicker than other sheet materials.

The reflective sheet (5) is provided on the back surface side of the transparent plate (4), and a metallic tone that reflects light on the back surface of the resin sheet material composed of the same resin material as the protective sheet A (1), It is a reflective sheet configured by providing a chrome tone plating layer, a vapor deposition layer, and the like, and also serves as a protective sheet material provided on the back side of the three-dimensional decorative panel 1.
The reflection sheet A (6) is a reflection sheet having a configuration similar to that of the reflection sheet (5), and the reflection surface thereof has various patterns (similar to the surface side described above) constituting the pattern on the back surface side of the three-dimensional decorative panel 1. ) Is printed. This reflective sheet A (6) serves as a protective sheet material provided on the back side of the three-dimensional decorative panel 1 instead of the reflective sheet (5).

The pattern sheet B (7) is provided on the back side of the transparent plate (4), and on the front side thereof, in order to form a pattern on the back side of the three-dimensional decorative panel 1, the reflective sheet A (6 The same pattern as the pattern printed on the surface is printed. This pattern sheet B (7) is a transparent resin sheet dedicated to pattern printing, which is made of the same resin material as the protective sheet A (1).
The protective sheet C (8) is a transparent sheet made of the same resin material as the protective sheet A (1), and on the front side thereof, in order to configure a pattern on the back side of the three-dimensional decorative panel 1, A pattern similar to that of the reflective sheet A (6) is printed. This protective sheet C (8) serves also as a protective sheet material provided on the back side of the three-dimensional decorative panel 1 in place of the reflective sheet (5) and the reflective sheet A (6).

The three-dimensional decorative panel 1 of the present embodiment is selected from the above-described various sheet materials and panel materials (1) to (8) and laminated in combination, whereby the following three-dimensional decorative panels 1A to 1F shown in FIG. Is constituted.
As shown in FIG. 2A, the three-dimensional decorative panel 1A includes a protective sheet B (2) having a pattern printed on the back surface, a transparent plate (transparent panel) (4), and a pattern sheet B (7 ) And a reflector (reflective sheet) (5) are laminated and laminated in order from the top.

As shown in FIG. 2B, the three-dimensional decorative panel 1B includes a protective sheet B (2) having a pattern printed on the back surface, a transparent plate (transparent panel) (4), and a reflective surface (front surface). The reflective sheet A (6) on which a pattern is printed is selected and laminated in order from above.
As shown in FIG. 2C, the three-dimensional decorative panel 1C includes a protective sheet A (1), a pattern sheet A (3) on which a pattern is printed, a transparent plate (transparent panel) (4), The pattern sheet B (7) on which the pattern is printed and the reflection sheet (5) are selected and laminated in order from above.
As shown in FIG. 2D, the three-dimensional decorative panel 1D includes a protective sheet A (1), a pattern sheet A (3) on which a pattern is printed, a transparent plate (transparent panel) (4), The reflective sheet A (6) having a pattern printed on the reflective surface (front surface) is selected and laminated in order from above.

As shown in FIG. 2E, the three-dimensional decorative panel 1E has a protective sheet B (2) with a pattern printed on the back surface, a transparent plate (transparent panel) (4), and a pattern printed on the surface. The protective sheet C (8) being selected is selected and laminated in order from the top.
As shown in FIG. 2 (F), the three-dimensional decorative panel 1F includes a protective sheet A (1), a pattern sheet A (3) on which a pattern is printed, a transparent plate (transparent panel) (4), The pattern sheet B (7) on which the pattern is printed and the protective sheet A (1) are selected and laminated in order from above.

  As described above, the three-dimensional decorative panel 1 of the present embodiment is provided with the protective sheet A (1) or the protective sheet B (2) on the surface side with the transparent plate (4) interposed therebetween. A pattern printed on the protective sheet B (2) or a pattern printed on the pattern sheet A (3) is arranged between the protective sheet A (1) or the protective sheet B (2) and the transparent plate (4). These patterns can be protected by the protective sheet A (1) or the protective sheet B (2). Further, on the back surface side, any of the reflective sheet (5), the reflective sheet A (6), the protective sheet C (8), or the protective sheet A (1) is provided, and these and the transparent plate (4) A pattern printed on the reflective sheet A (6) or the protective sheet C (8) or a pattern printed on the pattern sheet B (7) is arranged between the reflective sheet (5) and the reflective sheet A. (6) It is set as the structure which can be protected by either the protection sheet C (8) or the protection sheet A (1).

FIG. 3 shows an example of the three-dimensional decorative panel 1B. The three-dimensional decorative panel 1B has a protective sheet B (2) on which the square dot pattern 10 is printed on the back surface with a thickness of about 75 μm, and is attached to the surface of a transparent plate (4) having a thickness of 2 to 5 mm. On the back surface of the transparent plate (4), a reflective sheet A (6) printed with a square dot pattern 11 smaller than the pattern 10 on the reflective surface with a thickness of about 75 μm is laminated.
Thus, according to the three-dimensional decorative panels 1A to 1D using the reflective sheet (5) or (6), the patterns 10 and 11 provided on the front surface side and the back surface side of the transparent plate (4) are respectively protected sheets. It can be protected by (1) or (2) and the reflective sheet (5) or (6).
Moreover, as shown in FIG. 3 (B), the back side of the pattern 10 provided by the protective sheet B (2) or the pattern sheet A (3) on the surface side of the transparent plate (4) is the reflective sheet (5) or ( 6) Reflects on the reflecting surface and doubles the depth, so that the moire phenomenon for three layers can be generated.

Thus, the three-dimensional decorative panels 1A to 1D have the following effects.
The printed patterns 10 and 11 provided on the front and back sides of the three-dimensional decorative panels 1A to 1D are covered and protected by the protective sheet (1) or (2) and the reflective sheet (5) or (6). These patterns 10 and 11 are less likely to be scratched or soiled, and even if they are soiled, the surface has no irregularities and can be easily wiped off. Therefore, the strength and durability against scratches and dirt can be improved.
Moreover, since the back surface of the surface side pattern 10 can be reflected on the reflection sheet (5) or (6) and the moiré phenomenon of three layers can be generated, the depth feeling, three-dimensional feeling of the moiré phenomenon, and the fineness of the pattern can be achieved. The thickness can be further improved. Accordingly, it is possible to express a high-quality moire pattern utilizing the moire phenomenon. Further, since the light transmission is blocked by the reflection sheet (5) or (6), the back side of the three-dimensional decorative panel 1A to 1D can be prevented from being shown, and the three-dimensional decorative panel 1A can be prevented. In addition, when the 1D is viewed from the front side, the scenery around the near side can be projected in the moire pattern.

On the other hand, FIG. 4 shows an example of the three-dimensional decorative panel 1E. This three-dimensional decorative panel 1E has a protective sheet B (2) on which a square dot pattern 10 is printed on the back surface with a thickness of about 75 μm, and is attached to the surface of a transparent plate (4) having a thickness of 2 to 5 mm. A protective sheet C (8) on which a square dot pattern 11 smaller than the pattern 10 is printed on the back surface of the transparent plate (4) with a thickness of about 75 μm is laminated.
Thus, according to the three-dimensional decorative panels 1E and 1F using the protective sheet (1) or (8) instead of the reflective sheet (5) or (6) on the back side of the transparent plate (4), The patterns 10 and 11 provided on the front side and the back side of the transparent plate (4) can be protected by protective sheets (1), (2), (8), etc., respectively.
Moreover, as shown in FIG. 4 (B), since the protective sheet (1) or (8) is transparent in addition to the two-layer moire pattern by the patterns 10 and 11 provided on the front and back of the transparent plate (4), You can see part of the background behind the moire pattern.

Thus, the three-dimensional decorative panels 1E and 1F have the following effects.
Similar to the three-dimensional decorative panels 1A to 1B, the strength and durability against scratches and dirt can be improved.
Moreover, since a part of the background in the back can be seen through the two-layer moire pattern, the fineness of the pattern can be further improved, and a high-quality moire pattern utilizing the moire phenomenon can be expressed.

In the three-dimensional decorative panels 1E and 1F, mirror surface printing that transmits light can be provided on the surface of the protective sheet A (1) or the protective sheet C (8) provided on the back side of the transparent plate (4). .
Thus, by providing mirror surface printing that transmits light on the surface of the protective sheet A (1) or the protective sheet C (8), as shown in FIG. 4B, a transparent plate (4) is provided on the mirror surface. The back side of the pattern 10 provided by the protective sheet B (2) or the pattern sheet A (3) is reflected on the surface side of the sheet, and the depth can be doubled. As a result, the moire phenomenon of three layers is generated, the depth feeling and three-dimensional feeling of the moire phenomenon and the fineness of the pattern are further improved, and it is possible to express a high-quality moire pattern utilizing the moire phenomenon.

  Further, according to the above-described three-dimensional decorative panels 1A to 1D, the patterns 10 and 11 provided on the front surface side and the back surface side thereof are respectively the protective sheet B (2), the pattern sheet A (3), and the reflective sheet A (6). Since the pattern sheet B (7) and the protective sheet C (8) are printed, the patterns 10 and 11 can be managed as a print sheet. Therefore, pattern management can be facilitated, productivity can be improved, generation of defective products can be suppressed, and manufacturing cost of the three-dimensional decorative panel 1 can be reduced.

  In the three-dimensional decorative panels 1A to 1D, one of the protective sheet A (1), the protective sheet B (2), the transparent plate (4), and the protective sheet C (8) transmits light. Can be colored. By applying such coloring, in addition to the above moire effect, there is an effect that a high-quality moire pattern with a color can be drawn.

  In the three-dimensional decorative panels 1A to 1D, another color and / or pattern can be applied to the back surface of the protective sheet B (2) or the back surface of the pattern 10 printed on the pattern sheet A (3). By applying such a color and / or pattern, this color and / or pattern is applied to the reflective surface of the reflective sheet (5) or (6) or the protective sheet (1) or (8) subjected to mirror printing. Can be imprinted on a mirror surface. Therefore, it is possible to draw a high-quality moire pattern by adding another color tone / pattern.

[Second Embodiment]
Next, a second embodiment of the present invention will be described with reference to FIGS.
The present embodiment is different from the first embodiment in that the patterns 10 and 11 are replaced with double printed patterns 20 and 21. Since other points are the same as those in the first embodiment, description thereof will be omitted.
In the present embodiment, a three-dimensional decorative panel 1E using a protective sheet C (8) whose surface side is mirror-printed will be described as an example. Double printed patterns 20 and 21 are printed on the back surface side of the protective sheet B (2) and the front surface side of the protective sheet C (8) constituting the three-dimensional decorative panel 1E. Either one of the double printed patterns 20 and 21 may be a printed pattern.

  For example, as shown in FIG. 5 (A), the double printed patterns 20 and 21 are composed of normal printing layers 20A and 21A and reflecting layers 20B and 21B printed with mirror ink, respectively. The basic form is the one in which the color is changed, but various modifications are possible as shown in FIGS. 5 (B) to (E). That is, in the form of FIG. 5 (B), both the double printed patterns 20 and 21 are formed by combining the reflective layers 20B and 21B as the surface layer and the normal print layers 20A and 21A on the back side. 5C, the double printed pattern 20 has the normal printed layer 20A as the surface layer, the back surface thereof is combined with the reflective layer 20B, and the double printed pattern 21 has the reflective layer 21B as the surface layer. The normal printing layer 21A is combined on the back surface. In the form of FIG. 5D, the pattern 20 is only the reflective layer 20B, and the double printed pattern 21 is a form in which the reflective layer 21B is the front surface layer and the normal print layer 21A is combined on the back surface. Further, in the form of FIG. 5E, the pattern 20 is the normal printing layer 20A only, and the double printing pattern 210 has the reflective layer 21B as the surface layer and the normal printing layer 21A on the back surface thereof.

  As described above, at least one of the patterns 20 and 21 provided on the front surface side and the back surface side of the transparent plate (4) can be a double printed pattern 20A, 20B, 21A, and 21B of different colors. With such a configuration, the color tone of the front surface and the back surface can be changed, and the depth of the depth from the front surface or the back surface and the appearance can be variously changed. As a result, it is possible to create a sense of depth in a high-quality moire pattern and to generate further diversity.

[Third Embodiment]
Next, a third embodiment of the present invention will be described with reference to FIG.
The present embodiment is different from the first embodiment in that the pattern 31 on the back side is a 90% reduced pattern of the pattern 30 on the front side. Since other points are the same as those in the first embodiment, description thereof will be omitted.
In the present embodiment, when the pattern on the front surface side and the back surface side are the same pattern, and the size of the pattern 30 on the front surface side is 100%, the pattern 31 on the back surface side is reduced to 90%, and the vertical and horizontal directions are set. A moire pattern 32 that is superimposed and overlapped is shown.

As described above, even with the same patterns 30 and 31, various and high-quality moire patterns with changes can be drawn by using the reduced patterns in which the reduction ratios of the front and back sides are changed.
It should be noted that the reduction ratio is considered to be appropriate at a ratio of about 95 to 80% although it depends on the preference of each person.

[Fourth Embodiment]
Next, a fourth embodiment of the present invention will be described with reference to FIG.
This embodiment is different from the first embodiment in that the pattern 41 on the back surface side is rotated by 5 degrees with respect to the pattern 40 on the front surface side. Since other points are the same as those in the first embodiment, description thereof will be omitted.
In the present embodiment, the moire pattern 42 in which the patterns 40 and 41 on the front surface side and the back surface side are the same pattern and the back surface pattern 41 is rotated (tilted) by 5 degrees with respect to the front surface pattern 40 is shown. Yes.

As described above, even if the patterns 40 and 41 are the same, it is possible to draw various and high-quality moire patterns with changes by overlapping the patterns 40 and 41 on the front and back sides at different angles.
It should be noted that the rotation angle may be about 2 to 7 degrees although it depends on the preference of each person.

[Fifth Embodiment]
Next, a fifth embodiment of the present invention will be described with reference to FIGS.
This embodiment is different from the first embodiment in that the patterns 50, 51A, 51B on the front side and the back side are changed. Since other points are the same as those in the first embodiment, description thereof will be omitted.
In the present embodiment, moire patterns 52A and 52B are shown in which the patterns 50, 51A, and 51B on the front surface side and the back surface side are made different from each other and overlapped vertically and horizontally. That is, what is shown in FIG. 8 is a square dot pattern 50 on the front side and an oblique lattice pattern 51A on the back side. Further, what is shown in FIG. 9 is a pattern in which the front side pattern is a square dot pattern 50 and the back side is a round hole pattern 51B.

Thus, various and high-quality moire patterns with changes can be drawn by making the patterns 50, 51A and 51B on the front and back sides different.
These patterns may be any combination of patterns, and can be selected according to each person's preference.

[Sixth Embodiment]
Next, a sixth embodiment of the present invention will be described with reference to FIG.
This embodiment is different in that it relates to the method for manufacturing the three-dimensional decorative panel shown in the first to fifth embodiments. Since the configuration of the three-dimensional decorative panel is the same as that of the first embodiment, description thereof is omitted.
This embodiment demonstrates the example in the case of manufacturing the three-dimensional decoration panel 1E. As shown in FIG. 10A, the protective sheet B (2) on which the pattern 10 is printed on the back side, the transparent plate (4), and the pattern 11 on the front side, which constitute the three-dimensional decorative panel 1E. The printed protective sheet C (8) is fed out from a roll (not shown), passed between a pair of heater-containing rolls 60 and 61, and bonded to each other by pressure bonding to each other. is there.

According to the roll pressure bonding method as described above, air on the adhesive surface between the protective sheet B (2), the transparent plate (4), and the protective sheet C (8) is easily removed, and a good bonding can be achieved.
Therefore, the above method makes it possible to easily manufacture a three-dimensional decorative panel 1E having strength and durability and capable of expressing a high-quality moire pattern utilizing the moire phenomenon. This method is suitable when the three-dimensional decorative panel 1 in which the transparent plate (4) has a relatively small thickness of about 3 mm or less is continuously manufactured.
When the transparent plate (4), the protective sheet B (2), and the protective sheet C (8) are made of the same material in the case of pressure bonding using the rolls 60 and 61 with heater, the heating temperature is controlled appropriately. Therefore, when a different material is used, it is common to use an adhesive (crimping paste) 62 as shown in FIG. 10B. is there.

[Seventh Embodiment]
Next, a seventh embodiment of the present invention will be described with reference to FIG.
This embodiment is different from the sixth embodiment in that a three-dimensional decorative panel is manufactured by a die crimping method. Since the configuration of the three-dimensional decorative panel is the same as that of the first embodiment, description thereof is omitted.
This embodiment demonstrates the example in the case of manufacturing the three-dimensional decoration panel 1E. As shown in FIG. 11A, the protective sheet B (2) on which the pattern 10 is printed on the back side, the transparent plate (4), and the pattern 11 on the front side, which constitute the three-dimensional decorative panel 1E. The printed protective sheet C (8) is supplied between the pair of upper and lower heater-attached crimping dies 70, 71 in a laminated state, and the crimping dies 70, 71 are closed and crimped, thereby protecting sheet B (2 ), The transparent plate (4), and the protective sheet C (8) are integrally bonded to each other.

The protective sheet B (2), the transparent plate (4), and the protective sheet C (8) can be bonded and bonded satisfactorily by the mold pressing method as described above. Therefore, the three-dimensional decorative panel 1 having strength and durability and capable of expressing a high-quality moire pattern utilizing the moire phenomenon can be easily manufactured. This method is suitable when the three-dimensional decorative panel 1 having a transparent plate (4) having a relatively thick thickness of about 3 mm or more is continuously manufactured.
Although the above is an example in the case where the transparent plate (4) is a flat plate, the case where the transparent plate (4) is a molded product 83 molded in two dimensions or three dimensions is shown in FIG. As described above, after using the crimping molds 80 and 81 having irregularities corresponding to the molded product 83, the protective sheet B (2) and the transparent plate (4) are brought into close contact with the respective crimping molds 80 and 81 by evacuation, respectively. By pressing the molded product 83 from above and below, the molded three-dimensional decorative panel 1 can be manufactured.

  In addition, the three-dimensional decorative panel according to the present invention is not limited to the above embodiment, for example, decorative panels for various electrical products such as lighting, air conditioners, refrigerators, decorative panels for various furniture such as display racks, It can be widely applied to various uses such as exterior materials, interior materials, partition panels, etc. for vehicles, ships, aircraft, stores, buildings, etc. Moreover, it is possible to adopt various embodiments such as a rigid panel, a flexible panel, a flat panel, various molded panels, etc., depending on the selection of the materials used, all of which do not depart from the scope of the present invention. Absent.

It is a lineblock diagram of various sheets and panels which constitute a three-dimensional decoration panel concerning a 1st embodiment of the present invention. It is various structure figure (A) thru | or (F) of the three-dimensional decoration panel which concerns on 1st Embodiment of this invention. It is the exploded view (A) and sectional drawing (B) of the three-dimensional decoration panel 1B which concern on 1st Embodiment of this invention. It is the exploded view (A) and sectional drawing (B) of the three-dimensional decoration panel 1E which concern on 1st Embodiment of this invention. It is a block diagram (A) thru | or (E) of the various modifications of the three-dimensional decoration panel 1E which concern on 2nd Embodiment of this invention. It is a combination block diagram of the pattern pattern of the three-dimensional decorative panel which concerns on 3rd Embodiment of this invention. It is a combination block diagram of the pattern pattern of the three-dimensional decorative panel which concerns on 4th Embodiment of this invention. It is a combination block diagram of the pattern pattern of the three-dimensional decorative panel which concerns on 5th Embodiment of this invention. It is a combination block diagram of the pattern pattern of the three-dimensional decorative panel which concerns on 6th Embodiment of this invention. It is principal part block diagram (A) and (B) explaining the manufacturing method of the three-dimensional decoration panel which concerns on 7th Embodiment of this invention. It is principal part block diagram (A) and (B) explaining the manufacturing method of the three-dimensional decoration panel which concerns on 8th Embodiment of this invention.

Explanation of symbols

(1) Protection sheet A
(2) Protection sheet B
(3) Pattern sheet A
(4) Transparent plate (5) Reflective sheet (6) Reflective toe and A
(7) Pattern sheet B
(8) Protection sheet C
1, 1A, 1B, 1C, 1D, 1R, 1F Three-dimensional decorative panel 10, 11 Pattern 20, 21 Pattern 30, 31 Pattern 40, 41 Pattern 50, 51A, 51B Pattern 60, 61 Crimp rolls 70, 71, 80, 81 Crimp type

Claims (13)

In the three-dimensional decorative panel in which the first pattern is provided on the front side of the transparent panel and the second pattern is provided on the back side of the transparent panel,
A transparent protective sheet is provided on the surface side of the transparent panel, and the first pattern is provided between the transparent protective sheet and the surface of the transparent panel.
A three-dimensional decorative panel, wherein a reflective sheet is provided on the back side of the transparent panel, and the second pattern is provided between the reflective sheet and the back surface of the transparent panel. In the three-dimensional decorative panel in which the first pattern is provided on the front side of the transparent panel and the second pattern is provided on the back side of the transparent panel,
A first transparent protective sheet is provided on the surface side of the transparent panel, and the first pattern is provided between the first transparent protective sheet and the surface of the transparent panel.
A three-dimensional decorative panel, wherein a second transparent protective sheet is provided on the back surface side of the transparent panel, and the second pattern is provided between the second transparent protective sheet and the back surface of the transparent panel.   4. The three-dimensional decorative panel according to claim 3, wherein the surface of the second transparent protective sheet is provided with mirror-surface printing that transmits light. 5.   4. The three-dimensional decoration according to claim 1, wherein the first pattern is provided by printing on the transparent protective sheet, the back surface of the first transparent protective sheet, or another pattern sheet. 5. panel.   5. The three-dimensional decorative panel according to claim 1, wherein the second pattern is provided by printing on a surface of the reflective sheet, the second transparent protective sheet, or another pattern sheet. .   Any one of the transparent panel, the transparent protective sheet, the first transparent protective sheet, or the second transparent protective sheet is colored to transmit light. Three-dimensional decorative panel as described in.   The three-dimensional decorative panel according to any one of claims 1 to 6, wherein the first pattern is provided with a color and / or pattern on a back surface thereof.   The three-dimensional decorative panel according to claim 1, wherein at least one of the first pattern and the second pattern is double-printed with different colors.   The three-dimensional decorative body according to any one of claims 1 to 8, wherein the second pattern is a pattern obtained by reducing the first pattern.   The three-dimensional decorative panel according to any one of claims 1 to 8, wherein the second pattern is a pattern obtained by rotating the first pattern.   The three-dimensional decorative panel according to any one of claims 1 to 8, wherein the second pattern is a pattern different from the first pattern. In the method of manufacturing a three-dimensional decorative panel in which a first pattern is provided on the front side of the transparent panel and a second pattern is provided on the back side of the transparent panel,
The three-dimensional decorative panel according to claim 1 to 11 is manufactured by joining the sheets according to claims 1 to 11 to the front surface side and the back surface side of the transparent panel by roll pressing. A method for producing a three-dimensional decorative panel. In the method of manufacturing a three-dimensional decorative panel in which a first pattern is provided on the front side of the transparent panel and a second pattern is provided on the back side of the transparent panel,
The three-dimensional decorative panel according to claim 1 to 11 is manufactured by joining the sheets according to claims 1 to 11 to the front side and the back side of the transparent panel, respectively, by die pressing. A method for producing a three-dimensional decorative panel.

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