JP2002248608A - Decorative panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a decorative panel improved in appearance by easily applying an irregularity onto a surface of a decorative panel which is formed by making a facing along a core material of a flat plate state. SOLUTION: The decorative panel provided is made by forming a decorative laminate material 2 covering the core material 1 of the flat plate state by sticking a decorative sheet 4 to a surface 3a of a base material 3; providing a bending groove 6 of a V-shape so as to cut into a surface 3a from a rear surface 3b of the base material 3 on the decorative laminate material 2 at a position corresponding to a corner part 5 of the core material 1; and sticking the decorative laminate material 2 bent along the corner part 5 of the core part 1 with the bending groove 6 at least to a surface part 1a and a side surface part 1b. The surface part 1a of the core material 1 is formed in a flat surface. By removing a part of the base material 3 in a part along the surface part 1a of the core material 1 of the decorative laminate material 2, a decorative groove 7 wherein the decorative sheet is sunk in a hollow state, is formed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technology for forming a concave and convex shape on a surface portion of a decorative panel formed by making a decorative plate along a flat flat core material.

[0002]

2. Description of the Related Art Conventionally, there has been known a technique of manufacturing a decorative panel by providing a decorative plate along a flat flat core material. This decorative panel is generally used for fittings, furniture and the like. As a fitting, for example, there is a door body. This door body is generally formed by forming a side edge thereof with a vertical frame 20 and disposing a mirror plate 21 between the vertical frames 20 as shown in FIG. Are preferred. When the decorative panel is used as a door, a flat appearance that degrades the commercial value is disliked, and the outer shape is provided with irregularities to improve the appearance.

When providing irregularities in the outer shape of the decorative panel, as shown in FIG. 7, the irregularities (in this example, decorative grooves 22 in the core material) are formed on the surface 1 a by shaving the core material 1 or the like. The decorative panel 2 was formed so that the decorative plate 2 was made to follow the core material 1 provided with the unevenness, and the outer shape of the decorative panel was uneven. Here, the decorative board 2 is formed by attaching a decorative sheet 4 to the surface of the base material 3. That is, the core material 1
In the corner portion 5 between the side surface portion 1b and the front surface portion 1a and the back surface portion 1c and the portion of the decorative plate 2 corresponding to the corner portion 5 formed by the core material decorative groove 22, the back surface 3b The surface 3a is provided with a V-shaped bent groove 6 cut out from the surface 3a,
The decorative plate 2 is bent along the corners 5 by bending the decorative plate 2 by the bending grooves 6.

[0004]

As described above, the surface portion 1
In order to make the decorative board 2 follow the core material 1 provided with the unevenness on the a, the bent groove 6 is formed at an appropriate position of the decorative board 2. This means that a large number of corners 5 are formed, and when a large number of the corners 5 are formed, a large number of bent grooves 6 for aligning the decorative plate 2 with the corners 5 must also be formed. Here, in order for the bent groove 6 provided on the decorative board 2 to follow the corner 5 of the core 1, the bent groove 6 must be accurately positioned at the corner 5 of the core 1. As described above, when a large number of the corners 5 and the bent grooves 6 are formed, the portion where the positioning accuracy between the decorative board 2 and the core material 1 is required increases, that is, the decorative board 2 In this case, high dimensional accuracy is required at the time of processing the bent groove 6, which causes an increase in manufacturing cost and a deterioration in productivity.

The present invention has been made in view of the above points, and a decorative panel formed by lining a surface decorative plate on a flat-plate-shaped core material to easily provide an uneven surface to improve the appearance. It is an object of the present invention to provide an ideal decorative panel.

[0006]

According to a first aspect of the present invention, there is provided a decorative panel in which a decorative plate for covering a flat flat core material is coated on a surface of a base material. A sheet 4 is attached and formed, and a V-shaped bent groove 6 is provided in the decorative plate 2 at a position corresponding to the corner 5 of the core material 1 so as to cut from the back surface 3b of the base material 3 to the front surface 3a. At the same time, in the decorative panel formed by attaching the decorative plate 2 bent along the corners 5 of the core 1 in the bent grooves 6 to at least the surface 1a and the side surface 1b of the core 1, Is formed on a flat surface, and at a portion along the surface 1a of the core material 1 of the decorative board 2, a part of the base material 3 is omitted to form a decorative groove 7 in which the decorative sheet 4 is recessed. It is characterized by having been formed. Thus, the decorative groove 7 formed by removing a part of the base material 3 and depressing the decorative sheet 4 is provided in the decorative plate 2 in advance, and the core material 1 having the surface portion 1a formed in a flat surface is provided. The decorative plate 2 is adhered to the
Is located along the surface 1a of the core material 1 of the decorative board 2, so that a decorative panel having an uneven surface is provided without using the core material 1 having the unevenness as in the prior art. That is, by forming no irregularities on the core material 1, the formation of the corners 5 in the core material 1 can be suppressed to a small number, and the decorative board 2 can be formed along the corners 5 of the core material 1. The number of the bent grooves 6 to be provided is also reduced, and by reducing the portion where the positioning accuracy between the corners 5 and the bent grooves 6 is required, the decorative plate 2 is attached to the core 1. The positioning accuracy required at the time of attachment can be moderated, and the labor and burden at the time of manufacturing the decorative panel 2 and attaching the decorative panel 2 to the core material 1 can be reduced, and the productivity of the decorative panel can be improved. This is a significant improvement.

A decorative panel according to a second aspect of the present invention is the decorative panel according to the first aspect, which is located in the vicinity of both side edges in the width direction in the surface portion of the decorative plate 2 positioned along the surface portion 1a of the core material 1. The decorative groove 7 is provided in the longitudinal direction of the decorative plate 2, a portion located in a side end direction from the decorative groove 7 is defined as a vertical frame portion 8, and a portion sandwiched between the decorative grooves 7 is a mirror plate portion 9.
It is characterized by having. As a result, the decorative groove 7 formed by simplifying the manufacture of the decorative panel as described in claim 1 is provided at the specific position on the surface of the decorative panel 2. With the groove 7 as an accent, a luxurious and formal appearance as if the end plate 9 was arranged between a pair of vertical frame parts 8 can be exhibited,
This is to improve the commercial value of the decorative panel used as a fitting such as a door from the appearance.

In the decorative panel according to a third aspect of the present invention, in the first or second aspect, the base member 3 is provided with a notch groove 10 cut into a triangular cross section from the back surface 3b to the front surface 3a. A bent groove 11 having an isosceles triangular cross section is provided adjacent to both sides of the notched groove 10, and the opposite slopes 11 a of the bent groove 11 are joined to each other, and the opposite slope 10 a of the notched groove 10 is connected to the base material 3. The decorative groove 7 is formed so as to be substantially flush with the back surface 3b of the decorative sheet 4 and to be recessed on the front surface side of the decorative sheet 4. As a result, the decorative sheet 4 is attached to the front surface 3a of the base material 3 in advance and formed from the back surface 3b to the front surface 3b of the base material 3 of the decorative plate 2.
The decorative plate 2 having the decorative groove 7 is formed by notching the notch groove 10 and the pair of bending grooves 11 in the a, and deforming the decorative plate 2, and the surface 3 a of the base material 3 is flat. Decorative sheet 2 having decorative grooves 7 by simple processing from flat flat decorative sheet 2 with decorative sheet 4 easily adhered on its surface
Can be formed, and the decorative groove can be formed reliably and effectively by an easy processing operation.

[0009]

1 to 5 show an embodiment of the present invention. The decorative panel is formed by attaching the decorative plate 2 and the back plate 12 to the outer surface of the core material 1 along the outer surface. The core 1 is composed of left and right side cores 13 which are long in the vertical direction and left and right side cores 13.
It is composed of a plurality of horizontal cores (not shown) that connect between them, and a filling core 14 filled in a portion surrounded by the side core 13 and the horizontal core. In this example, the side core 13 is composed of an outer core 13a and an inner core 13b formed of veneer plywood or the like.
It is composed of The filling core material 14 is formed of MDF, a paper material formed in a honeycomb shape, or the like. A chamfer 15 is provided between the surface portion 1a and the side surface portion 1b of the core material 1. The decorative board 2 has a decorative sheet 4 on the surface of a base material 3 made of a wooden material such as plywood, particle board, and hard board.
Is formed. The decorative sheet 4 is a sheet having flexibility, such as a vinyl chloride sheet, and has a wood grain pattern printed thereon. The back plate 12 is formed by attaching a back sheet 12b to the back surface of a base material 12a made of a wood-based material such as plywood, particle board, or hard board. Here, in the decorative plate 2, the back surface 3 of the base material 3
In the back plate 12, the surface of the base material 12a is aligned with the core material 1. Further, in this example, the decorative board 2 is adhered so as to cover the surface portion 1a, the side surface portion 1b, and a part of the back surface portion 1c of the core material 1, and the back plate 12 is attached to the back surface portion 1c of the core material 1.
Is applied so as to cover the remaining portion where the decorative plate 2 is not attached. In addition, the decorative board 2 should just be stuck on at least the surface part 1a and the side part 1b of the core material 1 in the external appearance of a decorative panel.

The decorative plate 2 and the back plate 12 are adhered along the outer surface of the core material 1, and a bent groove having a V-shaped cross section is formed at a portion adhered along the corner 5 of the core material 1. 6 is formed. In the present example, the corners 5 are both end portions of the chamfer 15 of the core 1 and the side portions 1.
Since the decorative board 2 is formed along the corners 5 and formed along the corners between the back face 1c and the corners 5, the bent grooves 6 are formed in the corners 5 of the core material 1 of the decorative board 2. At the corresponding position,
The base sheet 3 is formed so as to be cut in a V-shape from the back surface 3b to the front surface 3a while leaving the decorative sheet 4.

Further, at a portion along the surface 1a of the core material 1 of the decorative board 2, a part of the base material 3 is omitted and the decorative sheet 4 is recessed to form a decorative groove 7. The decorative groove 7 is provided to improve the commercial value by providing irregularities on the surface of the decorative panel.
As shown in FIG. 3, a pair of the decorative plates 2 are provided at positions near both ends in the width direction on the surface of the decorative plate 2 positioned along the surface 1a of the core material 1 and along the longitudinal direction of the decorative plate 2. I have. The appearance of the surface of the decorative panel can be accentuated by the pair of decorative grooves 7 positioned in this manner.
The portion sandwiched between the decorative grooves 7 is used as the end plate portion 9, that is, an appearance in which the end plate portion 9 is arranged between the pair of vertical frame portions 8 is exhibited. . The appearance of the decorative panel is a luxurious and formal appearance of a door having high commercial value.

The decorative groove 7 is specifically formed as shown in FIGS. First, as shown in FIG. 3, a cutout groove 10 cut in a triangular cross section from the back surface 3b to the front surface 3a is provided in the base material 3 of the decorative plate 2, and isosceles in cross section adjacent to both sides of the cutout groove 10. Triangular bent grooves 11 are arranged side by side. At this time, three cutting angles of the notch groove 10 and the pair of bending grooves 11 (（A, ∠B, ∠ in the figure)
The sum of C) is set to 180 °. Further, a triangular prism-shaped portion 16 formed between the notch groove 10 and one of the bending grooves 11 has a slope 16 b (1
0a) and an isosceles triangular prism having the same length as the surface 16a. Then, as shown in FIG. 4, the triangular prism-shaped portion 16 is rotated about the decorative sheet 4 of the one bent groove 11 as an axis, and the opposed slopes 11 a of the one bent groove 11 are joined to each other. Then, as shown in FIG. 5, the triangular prism-shaped portion 17 formed between the cutout groove 10 and the other bent groove 11 is rotated around the decorative sheet 4 of the cutout groove 10,
The opposed slopes 10 a (16 b, 17 a) of the notch grooves 10 are positioned substantially flush with the back surface 3 b of the base material 3. At the same time, the opposite slopes 11a of the other bent groove 11 are joined. Then, the decorative sheet 4 is depressed and recessed on the surface side of the decorative sheet 4 so that the decorative groove 7 can be formed. The decorative groove 7 has a cut angle ∠B of the cutout groove 10.

The work for providing the decorative groove 7 on the decorative plate 2 as described above is easy, and the decorative groove 7 can be provided reliably and effectively. This is because, for example, the decorative sheet 4 is adhered to the base material 3 having the flat surface 3a, so that the decorative sheet 4 can be reliably adhered to the base material 3. Since the decorative sheet 4 is not processed by forming the cutout groove 10 and the pair of bent grooves 11 from the back surface of the decorative plate 2, the continuity of the decorative sheet 4 is ensured and the decorative groove 7 is reliably formed. ,Also,
There is no duplication of the processing for continuously performing the sticking, notching, bending, and the like, so that there is no waste in the manufacturing process and it is effective.

As described above, the decorative plate 2 having the bent groove 6 and the decorative groove 7 formed thereon is adhered along with the outer surface of the core material 1 together with the back plate 12, so that the surface thereof has irregularities. The applied decorative panel is formed. That is,
The decorative board 2 is bent along the corners 5 of the core 1 by the bending grooves 6, and the surface 1 a and the side 1 b of the core 1 are provided.
And a part of the back surface part 1c is adhered along the outer surface of the core material 1, and on the back plate 12, the decorative plate 2 of the back surface part 1c of the core material 1 is adhered. It is stuck along the outer surface of the core material 1 so as to cover the remaining portion. The sticking of the decorative plate 2 and the back plate 12 to the core 1 is performed on the back surface of the decorative plate 2 (base material 3) and the back plate 12 (base material 12).
An adhesive or the like is applied to the surface of a), and a process such as pressing is performed, followed by sticking.

As described above, the decorative groove 7 formed by partially removing the base material 3 and depressing the decorative sheet 4 is provided in the decorative plate 2 in advance, and the surface portion 1a is formed in a flat surface. The decorative plate 2 is adhered to the core 1, and at this time, the decorative groove 7 is located at a portion along the surface 1 a of the core 1 of the decorative plate 2, thereby forming irregularities as in the prior art. It is possible to form a decorative panel having an uneven surface on its surface without using the core material 1 that has been formed, that is, by forming no unevenness on the core material 1, the corners 5 in the core material 1 can be formed. It is possible to reduce the number of bent grooves 6 along the corners 5 of the core material 1 in the decorative board 2 and reduce the number of the corners 5 and the bent grooves 6 in the decorative plate 2.
It is possible to reduce the part where the positioning accuracy is particularly required when attaching the decorative board 2 to the core 1, and to moderate the positioning accuracy when attaching the decorative board 2 to the core 1. , Reduce the burden of manufacturing the decorative panel 2 and assembling the decorative panel,
The present invention can greatly improve the productivity of decorative panels.

[0016]

As described above, in the decorative panel according to the first aspect of the present invention, as described above, the surface of the core is formed into a flat surface, and the surface of the core of the decorative plate is formed on the surface. Since the decorative sheet is recessed by removing a part of the base material along the part along it to form a decorative groove, the decorative sheet provided with the decorative groove in advance can be used as a core material with its surface formed as a flat surface. A decorative panel with unevenness on the surface is formed by sticking. By not forming unevenness on the core, the formation of corners in the core is reduced and the decorative panel is also used as a core. The number of bent grooves along the corners of the decorative board is reduced. Thus, by reducing the part where the positioning accuracy between the corners and the bent grooves is required, the core material of the decorative board is reduced. Relax the positioning accuracy required between the corner and the bent groove when attaching to the It can be, to reduce the burden during assembly manufacturing and decorative panel veneer, those that aim to significantly improve the productivity of the decorative panel.

Further, in the decorative panel according to the second aspect of the present invention, in addition to the effect of the first aspect, in addition to the effect of the first aspect, the width in the width direction at the surface portion of the decorative plate positioned along the surface portion of the core material. Since the decorative groove is provided in the vicinity of both side ends and along the longitudinal direction of the decorative plate, a portion located outside the decorative groove is defined as a vertical frame portion, and a portion sandwiched between the decorative grooves is defined as a mirror plate portion. By simply providing a decorative groove formed in order to improve the productivity of the decorative panel at the specific position on the surface of the decorative panel, the decorative groove accentuates the surface of the decorative panel. By attaching the decorative panel between a pair of vertical frame parts, a luxurious and formal appearance can be exhibited, and the commercial value of the decorative panel used as a fitting such as a door body can be reduced. It is to improve from.

Further, in the decorative panel according to the third aspect of the present invention, in addition to the effect of the first aspect, the base material is provided with a notch groove cut into a triangular cross section from the back surface to the surface. Adjacent to each side of the notch groove, a bend groove having an isosceles cross section is juxtaposed, and the opposing slopes of the notch groove are joined together, and the opposing slope of the notch groove is substantially flush with the back surface of the base material. A decorative groove that is recessed and recessed on the front side of the decorative sheet is formed. The decorative plate having the decorative groove is formed by notching the bent groove and deforming the decorative plate, and the decorative groove can be reliably and effectively formed by an easy processing operation. is there.

[Brief description of the drawings]

FIG. 1 is a sectional view of a decorative panel according to an embodiment of the present invention.

FIG. 2 is a perspective view of the decorative panel.

FIG. 3 is a partial cross-sectional view of the decorative board in a state in which a cutout groove and a bent groove are formed, showing a manufacturing process of the decorative groove according to the first embodiment.

FIG. 4 is a partial cross-sectional view of the decorative plate in a state where the facing slopes of one bent groove are joined together, showing a manufacturing process of the decorative groove.

FIG. 5 is a partial cross-sectional view of the decorative plate in a state where the decorative groove is formed, showing a manufacturing process of the decorative groove according to the first embodiment.

FIG. 6 is a sectional view showing an example of a conventional door body.

FIG. 7 is a partial sectional view of a decorative panel showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Core material 2 Decorative board 3 Base material 4 Decorative sheet 5 Corner part 6 Bending groove 7 Decorative groove 8 Vertical frame part 9 End plate part 10 Notch groove 11 Bending groove

 ────────────────────────────────────────────────── ─── Continuing from the front page (72) Inventor Kentaro Takahashi 7 Shinmachi, Tsubetsu-cho, Abashiri-gun, Hokkaido Marutama Sangyo Co., Ltd. F-term (reference) 2B250 AA11 AA13 BA02 CA11 DA03 FA02 FA23 GA07 GA08 HA01 4F100 AK15 AP00 AP03 AR00B BA02 BA06 BA10A CB00 DB01A DB01B DB04A DB14A DD05A DD31 EC18 EJ17 EJ27 EJ28 EJ31 GB08 GB81 HB00A HB01 JL00

Claims (3)

[Claims] 1. A decorative plate for covering a flat-plate-shaped core material is formed by attaching a decorative sheet to the surface of a base material, and the decorative plate is attached to the decorative plate at a position corresponding to a corner of the core material. A V-shaped bent groove is provided so as to cut into the surface from above, and the decorative plate bent along the corner of the core material with the bent groove is attached to at least the surface part and the side part of the core material. In the decorative panel, the surface of the core material is formed into a flat surface, and at the portion along the surface of the core material of the decorative plate, a decorative groove in which the decorative sheet is recessed by partially removing the base material is formed. A decorative panel characterized by being formed. 2. The decorative groove is provided along the longitudinal direction of the decorative plate at positions near both ends in the width direction on the surface of the decorative plate positioned along the surface of the core material. The decorative panel according to claim 1, wherein a portion located in a side end direction is a vertical frame portion, and a portion sandwiched between the decorative grooves is a head plate portion. 3. A base material is provided with a notch groove cut into a triangular cross section from the back surface to the front surface, and bent grooves having an isosceles triangular cross section are provided adjacent to both sides of the notched groove, and each bent groove is provided. And the facing slopes of the cutout grooves are positioned substantially flush with the back surface of the base material to form a makeup groove recessed on the front side of the decorative sheet. The decorative panel according to claim 1.