JPH09209493A - Surface decorative finishing material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a presentable surface decorative finishing material without damage like cracks at the corners or seepage of an adhesive. SOLUTION: A sheet of decorative board 1 connected to the front face and the side faces and the rear face is stuck to a core plate 91 at the corner 150 formed by respective side faces. This surface decorative finishing material 2 is provided with a V-shaped notch 15 for bending to the rear face and a number of embossed grooves applied with a deep color paint at the surface of the decorative board 1 and further a grain pattern of wood formed by grooves and color. The depth of a number of the second embossed grooves 12 provided on the surface of the corner 150 of the decorative board 1 is made shallower than the deapth of a number of embossed grooves 11 provided at the other positions.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a surface decorative article made by attaching a decorative plate to the surface of a core material.

[0002]

2. Description of the Related Art In recent years, coexistence and co-prosperity with nature have been strongly called out on a global scale, and logging of timber resources has been restricted in order to protect the natural environment. Therefore, it is becoming more and more difficult to use natural wood as it is in the field of building materials. Therefore, a relatively low-grade wood board, which has not been conventionally used alone, is used as a core material, and a thin decorative board such as veneer, plywood, or MDF is attached to the surface of the core board, and a plate-like surface decorative article And that is being done. Examples of such surface decorative work materials include stair treads, door frames, casing window frames, and the like.

That is, as shown in FIGS. 7 to 9, the surface decorative fabrication material 90 is continuous with the plate-shaped core material 911 at a part of the surface side, the lateral side surface, and the back side surface. The decorative plate 8 is attached. The above decorative plate 8
Has a V-shaped notch 85 for bending on the back surface of the corner portion 86 formed by the above side surfaces (FIGS. 7 and 9).

The surface of the decorative plate 8 has a large number of embossed grooves 81 such as wood grain, and the embossed grooves are coated with a dark color paint. Therefore, a lot of dark color paint enters the embossed groove 81, and an artificial wood pattern 82 is formed on the surface of the decorative plate (FIGS. 7 and 8). As shown in FIGS. 7 and 9, the decorative plate 8 is formed by applying an adhesive agent to the V-shaped notches 85 and 85 at two positions, bending it at a right angle or at a non-right angle, and inserting a core material through the adhesive agent. Attach it to 911. The core material 911 is composed of three plate materials 91.
It is a plywood in which 1 to 913 are laminated and joined in advance.

[0005]

However, in the conventional surface decorative fabrication material 90, as shown in FIG. 10, a crack 89 is occasionally formed in the corner portion 86 of the decorative plate 8.
And the adhesive may leak from the crack 89. As a result, the appearance of the surface decorative product deteriorates. The crack 89 is generated by the embossed groove 81 in the corner portion. On the other hand, the embossed groove 81 is provided for forming the wood grain pattern 82 on the surface of the decorative plate 8, that is, the surface of the surface decorative work material as described above, and is an important element for the surface decorative work material.

[0006] In view of the above conventional problems, the present invention is to provide a cosmetic surface decorative material which has a good appearance and is free from damage such as cracks at the corners and leakage of the adhesive.

[0007]

According to a first aspect of the present invention, a single decorative plate, which is continuous on the front side surface, the lateral side surface and the back side surface, is attached to a plate-shaped core material with an adhesive. In addition, the decorative plate has a V-shaped notch for bending on the back surface at the corner formed by each of the side surfaces,
In addition, in the surface decorative article having a large number of embossed grooves on the surface of the decorative plate, a dark color paint is applied to the embossed grooves, and a wood pattern is formed by the embossed grooves and the dark color paint. The surface makeup characterized in that the depth of the plurality of second embossed grooves provided on the surface of the corner portion of the decorative plate is formed to be shallower than the depth of the plurality of first embossed grooves provided at other portions. It is in construction materials.

What is most noticeable in the present invention is that the depth of the second embossed groove provided on the surface of the corner portion, that is, on the surface side of the portion where the V-shaped notch portion is provided is provided at another portion. That is, it is formed to be shallower than the depth of the first embossed groove.

Therefore, when the decorative plate is bent at the corner and attached to the core material, no cracks are generated due to the embossed groove. Therefore, there is no leakage of the adhesive. In addition, a deep first embossed groove is formed in the other portion, and a large amount of dark color paint is contained therein, so that a dark surface pattern such as a wood grain pattern is formed. Therefore, the surface decorative article according to the present invention looks good.

Next, a large number of the second embossed grooves are provided around the corner portion in the vicinity thereof. In addition, the second
The embossed groove should be provided at least at the corner,
As shown in the embodiment, it may be provided over the lateral side surface and the back side surface of the surface decorative article (FIGS. 1 to 3). The width of the range in which a large number of second embossed grooves are provided is preferably 1.5 to 5 times the opening width of the V-shaped notch as described in claim 2. If it is less than 1.5 times, cracks may occur at the corners, while if it exceeds 5 times, the formation area of the first embossed groove is reduced, the formation area of the wood grain pattern is reduced, and the design may be impaired. is there.

Next, as described in claim 3, the thickness of the decorative plate is 2 to 6 mm, the depth of the second embossing groove is 0.10 to 0.20 mm, and the first embossing of the other portion. The depth of the groove is preferably 0.25 to 0.55 mm. The thickness of the decorative board is a thickness necessary to form the surface decorative product.

If the depth of the second embossing groove is less than 0.10 mm, it is difficult to form a uniform wood grain pattern at the corner portion, while if it exceeds 0.20 mm, the crack may occur. Also, the depth of the first embossed groove is 0.25
If it is less than 0.5 mm, it is difficult to clarify the above-mentioned wood grain pattern, while if it exceeds 0.55 mm, the designability may be deteriorated.

Next, as the fourth aspect, as the decorative plate, any one of a single plate, a plywood, a fiberboard and a particle board can be used. Next, as described in claim 5, as the core material, any of wood, laminated wood, fiber board, particle board and plywood (including LVL) can be used.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION

First Embodiment Next, a surface decorative work material according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 3. As shown in FIG. 1, the surface decorative fabrication material 2 of the present example has an adhesive (not shown) formed on the core material 91 by attaching one decorative plate 1 continuous to the front side surface, the lateral side surface and a part of the back side surface. ) Is attached.

As shown in FIGS. 1 and 2, the decorative plate 1 has V-shaped notches 15 and 15 for bending on the back surface of the corner portion 150 formed by the side surfaces.
Having. In addition, on the surface of the decorative plate 1, as shown in FIGS.
As shown in FIG. 5, a large number of second embossed grooves 12 are formed on the surface of the corner portion 150, and a large number of first embossed grooves 11 are formed on the other portion than the corner portion 150.
Then, on the surface of the decorative plate 1, as described below, the second
The decorative surface of the wood grain patterns 121 and 111 formed by the embossed groove 12 and the first embossed groove 11 and the dark color paint of the groove part, the light color paint of the flat part other than the groove part, etc. is formed.

In this example, the depth of the second embossing groove 12 is 0.15 mm, while the depth of the first embossing groove 11 is 0.4 mm, and the former is shallower. Further, the thickness of the decorative plate is 3 mm. The depth of the V-shaped notch 15 is substantially equal to or slightly smaller than the thickness of the decorative plate. The width of the range in which the second embossed groove 12 is formed is about four times the width of the opening of each V-shaped notch 15. Therefore, as is known from FIG. 1 and FIG. 2, the second embossed groove is also formed inside (corner side) of the corner portion 150 of the part extending from the surface side (top surface) to the lateral side of the surface decorative fabrication material. 12 are formed.

In this embodiment, the decorative board 1 is a wood fiber board. On the other hand, the core material 91 is made of plywood obtained by laminating thin plates 911 to 913 of Lauan material in three stages and joining them.

The decorative board 1 is provided with the wood grain patterns 111 and 121 as follows. That is,
As described above, the first embossed groove 1 is formed on the surface of the decorative plate 1.
First and second embossed grooves 12 are formed, and then, a sealer (entire surface) treatment, a dark color paint coating (entire surface), and a wiping treatment are sequentially performed thereon. Furthermore, a decorative finish is applied to the flat surface without embossing grooves, and then a clear finish is applied. As a result, the grain patterns 111 and 121 are formed.

Thereafter, an adhesive sheet is attached to the corner portion 150, and the V-shaped notch 15 is formed at a predetermined position on the back surface side to obtain the decorative plate 1. Then, the above V in the decorative board 1
An adhesive is applied to the notch 15 and is bent and closed, and is adhered to the core material through the adhesive.

In the surface decorative fabrication material 2 of the present example, the depth of the second embossed groove 12 provided on the surface of the corner portion 150 is formed to be shallower than the depth of the first embossed groove 11 in another portion. Therefore, when the corner portion is bent through the adhesive sheet, no crack is generated due to the first embossed groove. Therefore, there is no leakage of adhesive. The adhesive sheet is peeled off after the adhesive is cured.

Further, the first embossed groove 11 provided at a portion other than the above-mentioned corner portion is a deep groove into which a large amount of the dark color paint or the like enters. Therefore, the first embossed groove 1
The wood grain pattern 111 formed by 1 is beautifully embodied as a dark design pattern. Therefore, according to this example, it is possible to obtain a cosmetic product having a good appearance.

Embodiment 2 In this embodiment, as shown in FIG. 4 to FIG. 6, a particle board is used as the core material 3, and the front surface of the core material 3, both left and right lateral surfaces, and a part of the back side are used. It is a surface decorative work material 21 formed by attaching a decorative plate 10 to the surface. V-shaped notches 15 are formed on the back surfaces of the left and right corners 150 and 151 of the decorative plate 10, respectively. Others are the same as the first embodiment.

In this embodiment, the same effects as in the first embodiment can be obtained. Further, the surface decorative fabrication material 21 (FIG. 4) obtained as described above can be cut at the central portion thereof as shown by a dotted line C in FIG. As a result, similarly to the surface decorative article 2 of the first embodiment, it is possible to obtain the surface decorative article in which the decorative plate is not attached to one lateral side surface of the core material.

[0024]

As described above, according to the present invention, there are no damages such as cracks at the corners and leakage of the adhesive,
It is possible to provide a cosmetic product having a good-looking surface.

[Brief description of drawings]

FIG. 1 is a perspective view of a surface decorative fabrication material according to a first embodiment.

FIG. 2 is a side view of the decorative plate according to the first embodiment.

FIG. 3 is a plan view of a decorative plate according to the first embodiment.

FIG. 4 is a perspective view of a surface decorative work material according to the second embodiment.

FIG. 5 is a side view of a decorative plate according to the second embodiment.

FIG. 6 is a plan view of a decorative plate according to the second embodiment.

FIG. 7 is a perspective view of a surface decorative fabrication material according to a conventional example.

FIG. 8 is a plan view of a decorative plate according to a conventional example.

FIG. 9 is a side view of a decorative plate according to a conventional example.

FIG. 10 is a perspective view showing a problem of the surface decorative fabrication material of the conventional example.

[Explanation of symbols]

 1. . . Veneer, 11. . . First embossed groove, 111, 121. . . Wood grain pattern, 12. . . Second embossed groove, 15. . . V-shaped notch, 150. . . Corner, 91. . . Core material,

Continuation of front page (51) Int.Cl. ⁶ Identification number Office reference number FI Technical display area E06B 3/84 E04F 11/16 501E

Claims (5)

[Claims] 1. A decorative sheet, which is continuous on the front side surface, the lateral side surface, and the back side surface of a plate-shaped core material, is attached with an adhesive. The corner portion formed by each side surface has a V-shaped cutout portion for bending on the back surface thereof, and a large number of embossed grooves are formed on the surface of the decorative plate, and the embossed groove has a dark color paint. In the surface decorative product in which the wood pattern is formed by the embossed groove and the dark color paint, the depth of the many second embossed grooves provided on the surface of the corner portion of the decorative plate is A surface decorative work material characterized by being formed to be shallower than the depth of a large number of first embossed grooves provided in other parts. 2. The surface decorative article according to claim 1, wherein the width of the range in which the second embossing groove is provided is 1.5 to 5 times the width of the opening of the V-shaped notch. . 3. The decorative plate according to claim 1 or 2, wherein the thickness of the decorative plate is 2 to 6 mm, and the depth of the second embossing groove is 0.10 to 0.20 mm. The depth of the surface is 0.25 to 0.55 mm. 4. The method according to claim 1, wherein
The decorative decorative material is characterized in that the decorative board is one of a single board, plywood, fiber board and particle board. 5. The method according to claim 1, wherein
The above-mentioned core material is wood, laminated wood, fiber board, particle board, or plywood.