JP6347388B2 - Decorative plate and method of manufacturing the decorative plate - Google Patents

Description

  The present invention relates to a decorative board in which an edge material is pasted on a wooden base of a wooden substrate, and a method for manufacturing the decorative board.

  Patent Document 1 proposes a door in which an edge material is attached to an end face of a wooden base material such as MDF (medium density fiberboard) or particle board, that is, a mouth end face, using an adhesive.

  The door of Patent Document 1, that is, the decorative board, is manufactured by applying an adhesive to the face of the mouth and adhering an edge material to the face of the mouth, and removing the adhesive protruding from the face of the mouth at this time.

JP 2004-351474 A

  The decorative board of Patent Document 1 described above has a problem that the manufacturing efficiency is lowered by the amount corresponding to this process because a processing process for removing the protruding portion of the adhesive is required in one of the manufacturing processes.

  In view of the above circumstances, an object of the present invention is to propose a decorative board and a method of manufacturing the decorative board that can prevent the adhesive from protruding from the end face of the adhesive.

In order to solve the above problems, the decorative board of the present invention is a plate-like woody base material having a mouth end surface, and a water-stopping agent that permeates both ends of the wood base surface in the thickness direction of the end face, An adhesive layer laminated on a portion of the end face excluding both ends in the thickness direction, and an edge material attached to the end face through the adhesive layer, and the waterstop agent is A portion of the surface excluding the both end portions does not penetrate .

  Moreover, in order to solve the said subject, the manufacturing method of the decorative board of this invention apply | coats a water stop agent to the both ends of the thickness direction of the said wooden base material among the mouthpieces which a plate-shaped wooden base material has, respectively. Then, an adhesive is applied to a portion of the end face excluding both ends in the thickness direction, and an edge material is attached to the end face through the adhesive.

  Moreover, in the method for producing a decorative board according to the present invention, the water-stopping agent is applied to each of the end portions in the thickness direction of the mouth end surface except for the end portion in the thickness direction, and thereafter, It is preferable to infiltrate the water-stopper to the location.

  Moreover, in the manufacturing method of the decorative board of this invention, it is preferable to make the said water stop agent osmose | permeate to the said location by heating.

  The decorative board of the present invention is such that an adhesive layer is laminated on a portion of the mouthpiece surface excluding both ends in the thickness direction of the wooden base material, so that it adheres to a portion of the mouthpiece surface excluding both ends in the thickness direction during manufacture. It can be manufactured by applying an agent and attaching an edge material to the end of the wood through an adhesive. Thereby, the decorative board of this invention is a decorative board which can suppress the protrusion from the front end of the adhesive agent at the time of manufacture.

  Moreover, in the manufacturing method of the decorative board of the present invention, by applying an adhesive to a portion of the mouth end surface excluding both ends in the thickness direction, and by attaching an edge material to the mouth end surface through this adhesive, It is possible to suppress protrusion of the adhesive from the end surface of the adhesive during production.

The decorative board of one Embodiment of this invention is shown, A is a perspective view of the whole decorative board, B is sectional drawing of the side edge part of a decorative board. AC is explanatory drawing which shows the manufacturing process of a decorative board same as the above. A and B are explanatory views showing a water-stopper application and permeation step among the above-described decorative plate manufacturing steps.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  FIG. 1A shows a decorative board 100 according to an embodiment of the present invention. The decorative plate 100 is suitably used for water-related products such as a kitchen and a bathroom vanity door.

  The decorative board 100 includes a plate-like woody base material 1 having a front end surface 10, a water-stopping agent 2, an adhesive layer 3, and an edge material 4. In the following, based on the state shown in FIG. 1A, the direction indicated by the arrow X1 is the front direction, the opposite direction is the rear direction, the direction indicated by the arrow Y1 is the right direction, the opposite direction is the left direction, and the arrow Z1 Each configuration will be described with the direction indicated by (1) being the upward direction and the opposite direction being the downward direction.

  The wooden substrate 1 is a plate material having a rectangular shape in a plan view, and is a plate material having a longitudinal direction as a longitudinal direction, a lateral direction as a short direction, and a vertical direction as a thickness direction. The wooden substrate 1 is a wooden material such as medium density fiberboard (MDF), particle board or plywood. A decorative material sheet 11 made of an olefin sheet, a melamine sheet, or the like is attached to the upper surface and the lower surface of the wooden substrate 1. The decorative material 11 is a resin-impregnated paper impregnated with DAP (diallyl phthalate resin), a low-pressure melamine cosmetic material or a high-pressure melamine cosmetic material using a resin-impregnated paper impregnated with a melamine resin, an olefin sheet, and a PET (polyethylene terephthalate) sheet. Etc.

  The wooden substrate 1 has a mouth end surface 10 on the left and right side surfaces. FIG. 1A shows an example in which the edge material 4 is laminated on the left end face 10 of the wooden substrate 1. The edge material 4 can also be laminated on the right end of the wooden substrate 1.

  The water-stopping agent 2 penetrates into both end portions in the thickness direction of the wooden substrate 1, that is, the upper and lower end portions of the end face 10. Hereinafter, the thickness direction of the wooden substrate 1 is referred to as the thickness direction. The water-stopping agent 2 penetrates to the end (upper end) in the thickness direction at one end (upper end) in the thickness direction of the end face 10 and at the other end (lower end) in the thickness direction of the end face 10. It penetrates to the end (lower end) in the thickness direction. The water-stopping agent 2 is a low-viscosity material that permeates the mouth end surface 10 and is applied to the end face 10 and permeates the end face 10, thereby preventing water from penetrating into the end face 10. The water stop agent 2 is, for example, MDI (diphenylmethane-4,4′-diisocyanate). MDI is a solvent-free moisture-curing resin. The viscosity of the waterstop agent 2 is, for example, about 500 mPa · s or less.

  As shown in FIGS. 1A and 1B, the adhesive layer 3 is laminated on a portion of the end face 10 excluding both ends in the thickness direction. Here, the adhesive layer 3 is laminated so as to overlap a portion of the end face 10 where the water-stopping agent 2 has permeated. The adhesive layer 3 is a layer formed by the cured adhesive 30. As the adhesive 30, a conventionally known hot-melt adhesive is used.

  The edge material 4 is affixed to the end face 10 via the adhesive layer 3. The edge material 4 is a plate material having a rectangular shape when viewed from the side (rectangular shape when viewed from the left side). The edge material 4 is a plate material whose longitudinal direction is the longitudinal direction, whose vertical direction is the short direction, and whose lateral direction is the thickness direction. The front-rear length of the edge material 4 is the same as the front-rear length of the wooden substrate 1. Note that the edge material 4 may be formed by cutting a long base material that is longer in the front-rear direction than the wooden base material 1 to match the front-rear length of the wooden base material 1. The edge material 4 is made of, for example, ABS resin or PP (polypropylene) resin.

  Then, an example of the manufacturing method of the decorative board 100 of this embodiment is demonstrated.

  The decorative board 100 according to the present embodiment performs the following processing in the front-rear direction with respect to the wood mouth surface 10 of the wooden substrate 1 while conveying the wooden substrate 1 forward by a conveying device such as a belt conveyor (not shown). It is manufactured by doing.

  First, as shown in FIG. 2A, the water-stopping agent 2 is applied and permeated to both end portions in the thickness direction (that is, upper and lower end portions) of the end face 10. At this time, the water-stopping agent 2 is applied to each of the end portions in the thickness direction of the end face 10 except for the end portion in the thickness direction. That is, the water-stopping agent 2 is applied to a portion of one end portion (upper end portion) in the thickness direction of the mouth end surface 10 excluding the most end (upper end) in the thickness direction, and the other end in the thickness direction of the mouth end surface 10. It applies to the part (lower end part) excluding the most end (lower end) part in the thickness direction. For example, the water-stopping agent 2 is placed at 0.5 to 1.0 mm from both ends (upper and lower ends) in the thickness direction of the mouth end surface 10 (that is, upper and lower ends) of both ends (upper and lower ends) in the thickness direction of the end face 10. Apply to each part except. In addition, the application | coating location of this waterproofing agent 2 is a site | part inside the decorative sheet material 11. FIG.

  In this embodiment, application to both ends in the thickness direction of the waterstop 10 of the water-stopping agent 2 is performed using the application device 5 shown in FIG. 3A. The coating device 5 includes a container 50 in which the waterstop agent 2 is stored, a doctor roll 51, a coating roll 52, and a blade 53. In the coating device 5, the water-stopping agent 2 in the container 50 is supplied to the outer peripheral surface of the rotating coating roll 52 via the rotating doctor roll 51. The thickness of the water-stopping agent 2 attached to the outer peripheral surface of the rotating application roll 52 is adjusted to a predetermined thickness by the blade 53. And the water-stopping agent 2 of predetermined thickness and an up-and-down width is apply | coated to the one end part (upper end part in FIG. 3A) of the thickness direction of the end surface 10 with the application roll 52 which rotates. At this time, the coating roll 52 contacts a portion of the end face 10 that is a predetermined distance L1 (L1 = 0.5 mm to 1.0 mm) away from the end (upper end) in the thickness direction, and the water stop agent 2 at the contact location. Apply. The excess amount of the water-stopping agent 2 removed by the blade 53 falls into the container 50 and is reused. And the water stop agent 2 is apply | coated to the other end part (lower end part) of the thickness direction of the end face 10 using the other application apparatus 5 of the same structure.

  Next, as shown in FIG. 2B, the water-stopping agent 2 is infiltrated to the end (upper end or lower end) in the thickness direction of the end face 10. In the present embodiment, the water-stopping agent 2 is infiltrated into the end portion in the thickness direction of the end face 10 by heating.

  As shown in FIG. 3B, the penetration of the water-stopping agent 2 into the wood end surface 10 by heating is performed by using the heating device 6 to place the water-stopping agent 2 at one end (upper end) in the thickness direction of the water end surface 10 at the extreme end. Infiltrate to the top (top). Then, the water-stopping agent 2 of the other end part (lower end part) of the thickness direction of the end face 10 is infiltrated to the most end (lower end) part using another heating device 6 having the same structure. The heating device 6 is, for example, a condensing heater. The heating device 6 may be an infrared lamp or a hot plate, a device that blows hot air, or a device that irradiates a laser. The penetration of the water-stopping agent 2 into both end portions (upper end portion and lower end portion) in the thickness direction of the end face 10 may be performed simultaneously using one heating device 6.

  Next, as shown in FIG. 2B, the adhesive 30 is applied to the portion of the end face 10 excluding both ends in the thickness direction in the vertical direction. At this time, the adhesive 30 is applied so that it overlaps the location where the water-stopping agent 2 penetrates in the end face 10. Here, the application range of the adhesive 30 is set so as not to protrude from both ends in the thickness direction of the end face 10 in the subsequent process. Application of the adhesive 30 to the wood end surface 10 is performed using, for example, an application device such as an application roll (not shown).

  Next, as shown in FIG. 2C, the edge material 4 is attached to the end face 10 via the adhesive 30. For example, an edge bander (edge pasting machine) is used to attach the edge material 4 to the wood face 10. And the adhesive agent 30 is hardened, for example using a conventionally well-known heating apparatus. Note that the adhesive 30 may be cured by natural drying.

  By performing each process mentioned above with respect to the wood end surface 10 of the wooden base material 1, the decorative board 100 of this embodiment shown to FIG. 1A and FIG. 1B is manufactured. The manufactured decorative board 100 is laminated on a portion excluding the wooden base material 1, the water-stopping agent 2 that has penetrated to both ends in the thickness direction of the mouth end surface 10, and both ends of the mouth end surface 10 in the thickness direction. And the edge material 4 laminated on the end face 10 via the adhesive layer 3.

  In the manufacturing method of the decorative board 100 of the present embodiment described above, the adhesive 30 is applied to the portion excluding both ends in the thickness direction of the end face 10 so that the edge material 4 is attached to the end face 10. When attaching, it can suppress that the adhesive agent 30 protrudes from the end face 10. Moreover, in the decorative board 100 of this embodiment, since the contact bonding layer 3 which the adhesive agent 30 hardened | cured is not located in the both ends of the thickness direction of the end face 10, the contact bonding layer 3 cannot be exposed easily and the external appearance improved. ing.

  Moreover, in the manufacturing method of the decorative board 100 of this embodiment, the water-stopping agent 2 was applied to and penetrated at both ends in the thickness direction of the end face 10, so that both ends in the thickness direction of the end face 10 were The water stop of the part which is not covered with the adhesive 30 can be performed by the water stop agent 2.

  Moreover, in the manufacturing method of the decorative board 100 of this embodiment, it was made to apply | coat the water-stopping agent 2 to the part except the most extreme location of the thickness direction among the both ends of the thickness direction of the end face 10, respectively. Further, it is possible to suppress the water-stopping agent 2 from protruding from the end face 10 at the time of application.

  Moreover, in the manufacturing method of the decorative board 100 of this embodiment, since the water-stopping agent 2 was made to osmose | permeate the end face 10 by heating, the time concerning osmosis | permeation can be shortened.

  In the above-described embodiment, the water-stopping agent 2 is described as an example in which each of the both ends in the thickness direction of the mouth end surface 10 is applied to a portion excluding the most end portion in the thickness direction of the mouth end surface 10. The water-stopping agent 2 may be applied also to the extreme end portion in the thickness direction of the end face 10. In this case, the water-stopping agent 2 can be reliably infiltrated into the end portion in the thickness direction of the mouth end surface 10, and water stoppage can be ensured up to the end portion of both ends in the thickness direction of the end end surface 10.

  Moreover, although embodiment mentioned above demonstrated the example which permeate | transmits the water-stopping agent 2 to the end face 10 by heating, you may make it accelerate | stimulate penetration of the water-stopping agent 2 by means other than a heating. It may be naturally performed by capillary action.

  In summary, the decorative board of the present invention is characterized by having the following configuration like the decorative board 100 of one embodiment described above.

  That is, the decorative board of the present invention includes a plate-like woody base material 1 having a front end 10, a water-stopping agent 2, an adhesive layer 3, and an edge material 4. The water-stopping agent 2 penetrates into both ends of the wooden base 1 in the thickness direction of the end face 10. The adhesive layer 3 is laminated on a portion of the end face 10 excluding both ends in the thickness direction. The edge material 4 is affixed to the end face 10 via the adhesive layer 3.

  As described above, in the decorative board of the present invention, the adhesive layer 3 is laminated on a portion of the end face 10 excluding both ends in the thickness direction of the wooden substrate 1. Thereby, the decorative board of this invention applies the adhesive 30 to the part except the both ends of the thickness direction among the mouthpiece surface 10 at the time of manufacture, and affixes the edge material 4 to the mouthpiece surface 10 through this adhesive agent 30. In this way, it can be manufactured. Therefore, the decorative board of the present invention is a decorative board capable of suppressing the protrusion of the adhesive 30 from the wood face 10 at the time of manufacture. In addition, in the decorative board of the present invention, the water-stopping agent 2 is infiltrated into both end portions in the thickness direction of the end face 10, so water to the portion of the end face 10 where the adhesive layer 3 is not laminated is used. Soaking can be suppressed by the water-stopping agent 2.

  Moreover, the manufacturing method of the decorative board of this invention is equipped with the following structure like the manufacturing method of the decorative board 100 of one Embodiment mentioned above, It is characterized by the above-mentioned.

  That is, in the method for manufacturing a decorative board according to the present invention, the water-stopping agent 2 is applied and permeated to both ends in the thickness direction of the wooden base material 1 in the end face 10 of the plate-shaped wooden base material 1. . Thereafter, the adhesive 30 is applied to the portion of the end face 10 excluding both ends in the thickness direction. Then, the edge material 4 is attached to the end face 10 via the adhesive 30.

  As described above, in the method for manufacturing a decorative board according to the present invention, the adhesive 30 is applied to the portion of the end face 10 excluding both ends in the thickness direction, so that the edge material 4 is pasted on the end face 10. When attaching, it can suppress that the adhesive agent 30 protrudes from the end face 10. Therefore, the manufacturing method of the decorative board of this invention is a manufacturing method which can suppress the protrusion from the wood end surface 10 of the adhesive agent 30 at the time of manufacture. In addition, in the method for manufacturing a decorative board according to the present invention, the water stop agent 2 is permeated into both end portions in the thickness direction of the end face 10, so that water is applied to a portion of the end face 10 where the adhesive 30 is not applied. The soaking agent 2 can be suppressed by the water-stopping agent 2.

  Moreover, it is preferable that the manufacturing method of the decorative board of this invention is further equipped with the following structure like the manufacturing method of the decorative board 100 of one Embodiment mentioned above.

  That is, in the method for producing a decorative board according to the present invention, the water-stopping agent 2 is applied to each of the end portions of the thickness direction of the mouth end surface 10 excluding the most end portion, and thereafter, The water-stopping agent 2 is infiltrated to the above location.

  As mentioned above, in the manufacturing method of the decorative board of this invention, it was made to apply | coat the water-stopping agent 2 to the part except the most end location of the thickness direction among the both ends of the thickness direction of the end face 10, respectively. Thus, the protrusion of the water-stopping agent 2 from the end face 10 at the time of application can also be suppressed. In addition, in the manufacturing method of the decorative board of the present invention, the water-stopping agent 2 is infiltrated to the extreme end in the thickness direction of the end face 10, so that the water-stopping agent 2 in the thickness direction of the end face 10. It is possible to stop water up to the extreme end in the thickness direction among the both ends.

  Moreover, as for the manufacturing method of the decorative board of this invention, like the manufacturing method of the decorative board 100 of one Embodiment mentioned above, it is preferable to make the water stop agent 2 osmose | permeate to the said location by heating.

  As mentioned above, in the manufacturing method of the decorative board of this invention, it was made to permeate | transmit the water-stopping agent 2 to the extreme end part of the thickness direction of the end face 10 by heating, compared with the case where it permeates with progress of time. The time required for the penetration of the water blocking agent 2 can be shortened.

  Although the present invention has been described based on the embodiments shown in the accompanying drawings, the present invention is not limited to the above-described embodiments, and appropriate design changes can be made within the intended scope of the present invention. It is.

DESCRIPTION OF SYMBOLS 1 Woody base material 2 Water stop agent 3 Adhesive layer 4 Edge material 10 Wood end surface 30 Adhesive 100 Decorative plate

Claims (4)

A plate-like wooden substrate having a mouth end surface;
A water-stopping agent that permeates both ends of the wood base in the thickness direction of the mouthpiece surface, and
An adhesive layer laminated on a portion of the mouth end surface excluding both ends in the thickness direction;
An edge material affixed to the end face through the adhesive layer ,
The decorative sheet according to claim 1, wherein the water-stopper does not penetrate into a portion of the end surface except the both end portions . Of the mouthpiece surface of the plate-like wood base material, both ends of the wood base material in the thickness direction are applied with a water-stopper and penetrated,
Thereafter, an adhesive is applied to the portion of the mouth end surface excluding both ends in the thickness direction,
A method of manufacturing a decorative board, comprising: attaching an edge material to the end face through the adhesive. The water-stopping agent is applied to each of the end portions in the thickness direction of the end surface except for the most end portion in the thickness direction,
3. The method for manufacturing a decorative board according to claim 2, wherein the water blocking agent is then permeated to the location.   The method for producing a decorative board according to claim 3, wherein the water-stopper is permeated to the location by heating.

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