KR101497636B1 - Manufacturing method for cutting board with supporting structure of paper and cutting board with supporting structure of paper - Google Patents

Abstract

The present invention relates to a vertical structure manufacturing process (S10) for manufacturing a paper vertical structure (31) of a paper structure; A horizontal structured plate producing step (S20) of making the paper horizontal structured plate 32 of the paper structure; A paper structure plate manufacturing process S30 for fabricating a paper structure plate in the form of a panel by combining the vertical structure 31 and the horizontal structure plate 32; A paper structure forming step (S40) of cutting the paper structure plate into predetermined sizes and shapes to manufacture one or more paper structure bodies (30); (S50) of inserting the paper structure between the upper plate (10) and the lower plate (20) and joining the upper plate and the lower plate to each other, and a method of manufacturing a board having the paper structure . According to the present invention, it is possible to maintain the structural rigidity while reducing the thickness and weight of boards, to facilitate use, transportation and management, to achieve weight reduction even when manufactured in a large area, The appearance of the product is good and the defective ratio is reduced.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a cutting board having a paper structure and a cutting board having a paper structure,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a cutting board and a cutting board, and more particularly, to a method of manufacturing a cutting board having a paper structure and a cutting board having the paper structure.

Cutting boards are used to cut food during cooking in the kitchen of a home or a restaurant, and are manufactured to have a predetermined thickness by using wood, synthetic resin (plastic), glass or the like in consideration of robustness.

There is a problem that the wood cutting board has a problem that the breeding and odor are caused by moisture, and the plastic cutting board has a solid performance but is relatively soft and brittle and has a problem that it is easily broken when an external force is bent or bent. In addition, there is a possibility that the glass board is injured when the breakage occurs.

Therefore, as a production mode of a plastic material board of a cutting board, a plastic upper plate and a lower plate are manufactured as described in Korean Patent Application No. 10-0483959, A center board made of a wooden lump board as a center material is mounted and coupled to form a rim with a handle or the like formed by injection molding to produce a board made of plastic and wood lump board material.

In addition, in the above-mentioned plastic material board, the plastic upper plate and the lower plate are made in a translucent form, and a paper or the like printed on the both sides of the center plate is printed so as to provide an aesthetically pleasing appearance of the board have.

In the above-mentioned conventional plastic material board, the center material is a high-density fiberboard (HDF: High (high) fiberboard) which is used as a wood board or wood luster board in order to reinforce the supporting force of the upper and lower plates, Density Fiber Board, Medium Density Fiberboard (MDF), and Particle Board are used in the form that they are closely attached to the upper and lower plates, which are plastic materials.

However, when the wood plate or the ligneous lining board is used as the center material, the total weight of the lumber is unavoidably increased. Therefore, the process of rounding the edges is required for the processing of the wood plate or wood luster board, There is a problem that workability is lowered or production cost is increased in the production of various shapes such as a circular shape and a heart shape.

In addition, in the case of the lumberboard, since a separate process of inserting paper or the like printed on the both sides of the paper or the like printed on the both sides at the time of manufacture is performed, workability is decreased, and the position of the paper on both sides There is a problem that the defective rate increases.

On the other hand, in the case of a board of the Korean Registered Utility Model Registration No. 20-0445088 of the following Prior Art Document 2, a general corrugated cardboard is inserted into the center material for the purpose of reducing the sound of a stroke, but as a general corrugated cardboard, It is not possible to provide sufficient rigidity and stability when the board is used because the supporting force of the upper and lower plates, which are plastic materials, can not be reinforced. Therefore, in order to reinforce the supporting force, the thickness of the plastic upper and lower plates is increased The total weight of the board is increased, and the manufacturing cost is increased due to the use of excessive plastic material.

Further, in the case of a printed paper board providing the ornament, a separate process of inserting a paper or the like printed on the both sides of the corrugated board, the upper board and the lower board, Therefore, there is still a problem that the workability is deteriorated and the defect rate increases due to the change of the position of the paper on both sides when the edge portion is injected.

Further, the wood-based collecting board or the like used as the conventional center material is a general material which is not made of wood, and an adhesive containing harmful substances including environmental hormones and the like is still used in the manufacturing process, There is a risk that the food material is exposed to harmful substances due to structural problems and aging of the board.

Korean Patent Registration No. 10-0483959 (Improved Cutting Board and Manufacturing Method thereof; Announcement on Apr. 18, 2005) Registered Utility Model Registration No. 20-0445088 (Board using biodegradable starch resin; announcement on June 29, 2009)

Accordingly, it is an object of the present invention to solve the above-described problems of the prior art and to provide a method and apparatus for manufacturing a cutting board, The present invention also provides a method of manufacturing a board having a paper structure and a board having the paper structure.

The present invention also provides a method of manufacturing a board having a paper structure capable of producing various types of boards according to a user's request while minimizing the increase in production cost, and a board having a paper structure, when the weight of the board is reduced. .

In addition, there is no need to insert paper or the like printed on a board or the like in the production of a board, so that workability is improved, and a desired shape can be accurately formed at a desired position, thereby improving the appearance of the product and reducing the defect rate The present invention also provides a method of manufacturing a cutting board and a cutting board.

Furthermore, by using a paper structure exclusively made of a board, which is manufactured using materials such as eco-friendly adhesives that do not contain or contain harmful substances in the production thereof, the risk that the food ingredients are exposed to harmful substances due to structural problems or aging of the board It is possible to manufacture boards that can eliminate or reduce the number of boards.

In order to attain the above object, the present invention relates to a method of manufacturing a paperboard having a paper structure, which comprises a paper structure 10 comprising a top plate 10, a bottom plate 20 and a paper structure 30 interposed between the top plate and the bottom plate (10), a vertical structure producing step (S10) of producing a paper vertical structure (31) of a paper structure; A horizontal structured plate producing step (S20) of making the paper horizontal structured plate 32 of the paper structure; A paper structure plate manufacturing process S30 for fabricating a paper structure plate in the form of a panel by combining the vertical structure 31 and the horizontal structure plate 32; A paper structure forming step (S40) of cutting the paper structure plate into predetermined sizes and shapes to manufacture one or more paper structure bodies (30); And a step S50 of inserting the paper structure between the upper plate 10 and the lower plate 20 and joining the upper plate and the lower plate.

In addition, in the present invention, the cutting body forming step (S50) is performed by including a rim forming step of forming and joining the rim 40 to the combined chopping body.

형상 종이벽(31b)을 수직 방향으로 양 평면형상 종이벽(31a)의 벽면에 결합하는 공정을 포함하는 것을 특징으로 한다. Also, in the present invention, the vertical structure manufacturing step (S10) is performed in a space between a plurality of planar paper walls 31a in the vertical direction and the planar paper walls 31a

And a step of joining the shape paper wall 31b to the wall surface of the both-planar paper wall 31a in the vertical direction.

형상의 종이판이 결합된 두 종이벽면 사이의 거리는 8mm이내인 것을 특징으로 한다. Further, in the present invention,

The distance between the two paper wall surfaces to which the paper sheet of the shape is coupled is less than 8 mm.

In addition, in the present invention, the horizontal structural board manufacturing step (S20) is performed including a step of forming a decorative shape on the paper horizontal structural board (32).

Also, in the present invention, the paper structure plate manufacturing step (S30) is performed by including a step of forming a decorative shape on one or more surfaces of the paper structure plate.

Further, in the present invention, the ornamental shape is repeatedly formed so as to be formed on a plurality of paper structures at the time of cutting.

Meanwhile, the present invention relates to a cutting board having a paper structure, comprising: an upper plate (10) having an insertion space for the paper structure; A lower plate (20) having an insertion space for the paper structure; And a paper structure 30 in the form of a panel which is tightly coupled to the insertion space of the upper plate 10 and the lower plate 20 and provides a supporting force to the upper plate 10 and the lower plate 20 when the board is used The paper structure 30 includes a paper vertical structure 31 having a vertical cross section and a paper horizontal structure plate 32 bonded to both ends of the vertical structure 31 And is a plate-shaped paper structure.

Further, the cutting board of the present invention is further characterized in that the paper body 30 is inserted and coupled to the cutting body, and the edge portion 40 forms a rim of the cutting board by tightly coupling the upper and lower boards.

Furthermore, in the embodiment of the present invention, the cross section of the vertical structure 31 has a shape selected from repeated hexagonal, rectangular, and rhombic shapes.

형상 종이벽을 포함하여 구성되는 것을 특징으로 한다. In addition, in the cutting board of the present invention, the paper vertical structure 31 is formed in a space between a plurality of planar paper walls 31a in the vertical direction and the planar paper wall in a direction perpendicular to the wall surface of the paper- ≪ / RTI >

Shaped paper wall.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a flow chart of a method of manufacturing a cutting board having a paper structure according to the present invention;
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a paper structure,
3 is a view for explaining a combination of a paper structure, an upper plate and a lower plate in the embodiment of the present invention, and a joining process of the rim.
4 is a structural view of a cutting board having a paper structure according to an embodiment of the present invention;
5A is a structural view of a paper structure of an embodiment of the present invention.
Figure 5b shows an embodiment of a vertical structure of the paper structure of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification. And a detailed description thereof will be omitted to omit descriptions of portions that can be readily understood by those skilled in the art. Throughout the specification and claims, where a section includes a constituent, it does not exclude other elements unless specifically stated otherwise, but may include other elements.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms and the inventor may appropriately define the concept of the term in order to best describe its invention It should be construed as meaning and concept consistent with the technical idea of the present invention.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, It should be understood that there may be various equivalents and variations that may be substituted at the time of filing.

Hereinafter, specific configurations of the present invention will be described in detail with reference to preferred embodiments and accompanying drawings.

FIG. 1 is a flow chart of a method of manufacturing a paperboard having a paper structure according to the present invention, FIG. 2 is a view for explaining a process of manufacturing a paperboard structure for a cutting board in the process of manufacturing a paperboard having the paper structure according to an embodiment of the present invention, FIG. 3 is a view for explaining the joining process of the paper structure, the upper and lower plates, and the edge of the paper structure according to the embodiment of the present invention.

5A is a structural view of a paper structure according to an embodiment of the present invention. FIG. 5B is a view showing an embodiment of a vertical structure of the paper structure according to the present invention. Respectively.

4 to 5B, the cutting board according to the present invention includes a top plate 10, a bottom plate 20, and a paper structure 30, and further preferably includes a rim portion 40 have.

In the cutting board of the present invention, the upper board 10 and the lower board 20 can be used without any kind of material such as a synthetic resin material, a rubber-based material, a silicon material, etc., It is preferable to use a material such as PE, PT, TPR and the like, and most preferably, it is made of a translucent plastic material or a transparent plastic material so as to have an ornamental shape formed therein. In manufacturing the cutting board of the present invention, antimicrobial materials may be mixed with the main material, or the antimicrobial material may be separately coated. In this case, antibacterial and cleanliness can be improved. In addition, it is possible to prevent the food from slipping on the cutting board or to prevent the cutting board from slipping on the cooking object, and to improve the usability of the cutting board by coating the top and bottom boards of the cutting board with a non-slip layer or by forming them by uneven processing.

In addition, in the cutting board of the present invention, the upper plate 10 and the lower plate 20 are manufactured to have the insertion space of the paper structure 30.

The paper structure 30 of the present invention is tightly coupled to the insertion space of the upper plate 10 and the lower plate 20 to provide a supporting force to the upper plate 10 and the lower plate 20 It is produced in the form of a panel and molded into a required shape. The paper structure 30 includes a paper vertical structure 31 having a section of a repeated shape erected in a vertical direction and a paper horizontally structured plate 32 in the form of a paper sheet adhered and bonded to both end faces of the vertical structure 31 Structure.

형상 종이벽을 접착 등에 의해 결합하는 방식으로 구성된다.The cross section of the vertical structure 31 may be formed to have a shape selected from a repeated hexagonal, rectangular or rhombic shape, or may be formed so as to have a space between a plurality of planar paper sheets 31a in the vertical direction and the planar paper sheet Like paper sheet 31a in a direction perpendicular to the wall surface of the both-

Shaped paper wall by bonding or the like.

In addition, the paper horizontal structure plate 32 is bonded to both end surfaces of the vertical structure 31 in the form of a cardboard in an adhesive manner to form a vertical structure.

In addition, the cutting board of the present invention further includes a rim portion 40 for closely joining the upper plate and the lower plate to the chopping body to which the paper structure 30 is inserted, and forming the rim of the chopping board. It is preferable that the rim portion 40 is formed by injection molding or the like so that the upper plate and the lower plate are airtightly coupled.

On the other hand, in the cutting board of the present invention, the decorative sheet can be formed on the paper horizontal structure plate 32. The ornamental shape can be printed directly on the paper serving as the horizontal structure board in various ways, (S20) or a paper structure plate manufacturing process (S30), which will be described later.

Hereinafter, a method of manufacturing a cutting board having the paper structure of the present invention will be described in detail with reference to FIGS.

In the present invention, a method for manufacturing a board having a paper structure composed of an upper plate 10, a lower plate 20, and a paper structure 30 joined between the upper plate and the lower plate, comprises: a vertical structure manufacturing step (S10); A horizontal structure manufacturing process (S20); A paper structure plate manufacturing process (S30); A paper structure forming step (S40); And a cutting body forming step (S50).

In the board of the present invention, the upper board 10 and the lower board 20 are manufactured to have a space for inserting the paper structure 30, and the thickness of the board of the present invention is not particularly limited. However, The thickness of the entire board body is preferably about 11 mm and the thickness of the plastic board of the upper plate and the lower plate is 2.25 mm when the thickness of the entire board body is 11 mm and the paper structure 31 has a thickness of 6 mm And the upper and lower plates are formed so as to have a total space (6 mm) having a depth for accommodating the paper structure at the time of coupling, so that the paper structure is tightly coupled to the space between the upper plate and the lower plate.

The paper used in the paper structure of the present invention is not particularly limited as long as the paper structure has appropriate rigidity and thickness. It is preferably selected in consideration of paper characteristics and cost, and the thickness of the upper and lower plates is about 2.25 mm When the paper is manufactured, the paper forming the paper vertical structure is a high strength paper having a basis weight (g / m ² ) of 170 to 200, and in some cases, a liner paper having such a condition may be used. On the other hand, the paper forming the horizontally structured sheet is produced by using a high strength raw paper having a basis weight (g / m < ² >) of 400 to 500 and sufficient tensile strength, peel strength and compressive strength, .

The paper structure 30 of the present invention is tightly coupled with the insertion space of the upper plate 10 and the lower plate 20 to provide a supporting force to the upper plate 10 and the lower plate 20 when the board is used, . In order to reduce the manufacturing cost and the manufacturing process, it is possible to manufacture a paper structure plate in the form of a panel and cut it into a predetermined size and shape to form a plurality of paper structures It is more preferable to manufacture.

The paper structure 30 includes a paper vertical structure 31 having a section of a repeated shape erected in a vertical direction and a paper horizontally structured plate 32 in the form of a paper sheet adhered and bonded to both end faces of the vertical structure 31 As a structure, its manufacturing process also includes a vertical structure manufacturing process and a horizontal structure manufacturing process.

형상), 육각형, 직사각형 또는 정사각형 형상, 마름모 형상 중 선택된 하나의 형상을 가지도록 형성되며, 각각은 반복되는 셀(cell) 형태가 되어 종이 수평 지지판(32)를 지지하고 결과적으로 종이 구조체에 밀착 결합된 도마의 상판 및 하판을 지지하게 된다. First, the vertical structure manufacturing process S10 is a process of fabricating the paper vertical structure 31 of the paper structure. In the paper vertical structure of the present invention, as shown in FIG. 5B, the vertical structure 31 has a wavy

Shaped support plate 32 is formed to have a shape selected from a hexagonal shape, a hexagonal shape, a rectangular shape, a square shape, and a rhombic shape, each of which is in the form of a repeated cell, Thereby supporting the upper and lower boards of the board.

The distance between each cell, i.e., the height of the hexagon, the height of the rectangle or square, and the corresponding vertexes of the rhombus is preferably within a range of about 8 mm or less to secure a sufficient supporting force of the paper structure, , Its weight and manufacturing cost, and the like.

형상 종이벽(31b)을 수직 방향으로 양 평면형상 종이벽(31a)의 벽면에 접착 등에 의해 결합하는 공정이 수행된다. 물결 형상의 단면의 경우, 상판 및 하판에 지지력을 제공하기 위해 상기

형상의 종이판이 결합된 두 종이벽면 사이의 거리는 8mm 이내인 것이 바람직하다. 그 중량 및 제작 비용 등을 고려하여 3mm이상으로 제작된다. In the vertical structure manufacturing process of the wavy cross section, a plurality of planar paper walls 31a in the vertical direction and a space between the planar paper walls 31a

A process of bonding the shape paper wall 31b to the wall surface of the both-planar paper wall 31a in the vertical direction by bonding or the like is performed. In the case of a wavy cross-section, in order to provide a supporting force to the upper plate and the lower plate,

It is preferable that the distance between the two paper walls to which the paper board of the shape is coupled is within 8 mm. It is manufactured to be 3 mm or more in consideration of its weight and manufacturing cost.

In addition, the horizontal structural plate making step S20 is a step of manufacturing the paper horizontal structural plate 32 of the paper structure. The horizontal structural plate of paper has an area capable of covering the manufactured vertical structure, And is configured to combine with the vertical structure to form a paper structure.

In addition, in the present invention, the horizontal structural board manufacturing step (S20) may be performed including a process of forming a decorative shape on the paper horizontal structural board (32). Further, in the present invention, the ornamental shape formed on the horizontal structural plate is formed so as to be repeated so as to be formed on a plurality of paper structures at the time of cutting the paper structure plate. Further, as described above, since the paper is integrally formed with the paper structure by the direct printing or printing paper or sheet bonding method, when the upper and lower plates are combined or when the frame is extruded, It is possible to fundamentally solve the problem that the defect rate increases and improve the workability.

When the vertical structure 31 and the horizontal structural plate 32 are manufactured, a paper structure plate manufacturing process (S30) for assembling the vertical structure 31 and the horizontal structure plate 32 to produce a paper structure plate in the form of a panel is performed. The method may further include forming a decorative shape on at least one surface of the paper structure plate during a paper structure plate manufacturing process (S30). Further, as described above, since the paper is integrally formed with the paper structure by the direct printing or printing paper or sheet bonding method, when the upper and lower plates are combined or when the frame is extruded, It is possible to fundamentally solve the problem that the defect rate increases and improve the workability.

In the case of using the adhesive system in the production of the vertical structure 31 and the production of the horizontal structure plate 32 or the paper structure plate, an eco-friendly adhesive such as a hot-melt type adhesive which does not use an organic solvent, Adhesives and dyestuff adhesives are used. In each adhesive bonding process, a method of maximizing adhesive force and durability is selected and used according to each adhesive, so that the food material is exposed to harmful substances due to structural problems or aging It is possible to manufacture boards that can eliminate or reduce risk.

Further, in the present invention, it is preferable that the ornamental shape is formed so as to be repeatedly formed in a plurality of paper structures at the time of cutting.

Next, a paper structure forming step S40 is performed in which one or more paper structure bodies 30 are formed by cutting the paper structure plate into predetermined sizes and shapes. The size and shape of the paper structure forming step S40 are not limited to a simple rectangular shape depending on the shape of the insertion space of the upper plate 10 and the lower plate 20 but may be a shape of a rectangle having rounded corners, A plurality of paper structure bodies can be formed by one cutting operation without separate post processing.

The paper structure forming step S40 may be carried out in order to reinforce the supporting force according to the physical characteristics of the paper structure plate or increase the feeling of taste depending on the transparency of the upper plate 10 and the lower plate 20, (Not shown) of the cut surface using another paper tape, a reinforcing material or a finishing material so as to tightly bond the upper and lower boards 20 and 20 to each other or to reduce the noise of the entire board .

Then, a paper body forming process (S50) is performed in which the paper structure thus formed is inserted between the upper plate 10 and the lower plate 20, and the upper plate and the lower plate are coupled to each other.

A reinforcing material or an insert (not shown) may be used to tightly bond the paper structure to the upper and lower plates 10 and 20 or to reduce the noise of the entire board in the cutting body forming step (S50) Can be further inserted between the side surface of the paper structure and the upper plate 10 and the lower plate 20.

In the case of the joining of the upper plate 10 and the lower plate 20, the joining frame 40 is firmly coupled through thermal bonding in the case of a board in which the frame 40 is not formed. In the case of the board in which the frame 40 is formed, A plurality of engagement holes formed in the upper plate 10 and protrusions provided in the corresponding portions of the lower plate 20 so that the engagement of the upper plate 10 and the lower plate does not shift or injection products do not flow into the gaps during injection molding, And the upper plate and the lower plate.

Also, in the present invention, it is preferable that the cutting body forming step (S50) is performed by including a rim forming step of forming and joining the rim 40 to the combined chopping body.

The rim portion (40) is a closing member that surrounds the edges of the upper plate and the lower plate. The upper plate and the lower plate are tightly coupled to each other, and sealing functions to prevent moisture from penetrating into the inside of the board. The rim portion is preferably formed to firmly engage and seal the upper plate and the lower plate by an injection molding method.

In the cutting board of the present invention, the upper plate 10 and the lower plate 20 are formed to have the same shape and size so that they can be superposed on each other, and one of the upper plate 10 and the lower plate 20 is formed with a coupling protrusion (not shown) (Not shown) corresponding to the coupling protrusions are formed on the other and are firmly coupled to each other, thereby increasing the coupling force between the upper plate and the lower plate.

The board manufactured by the manufacturing method of the present invention can maintain the structural rigidity while reducing the thickness and weight by inserting the paper structure having the configuration suitable for the present invention between the upper plate 10 and the lower plate 20, And it is easy to manage, and even if it is manufactured in a large area, weight reduction can be realized. Also, by providing the paper structure having the structure suitable for the present invention inside the cutting board, it is possible to reduce the resonance phenomenon at the time of using the cutting board and to reduce the noise.

In addition, there is no need to insert paper or the like printed on a board or the like when the board is manufactured, so that workability can be improved and the desired shape can be accurately formed at a desired position, The effect can be obtained.

10: top plate 20: bottom plate
30: paper structure 40: rim
31: vertical structure 32: horizontal structure plate

Claims (11)

A method of manufacturing a paperboard comprising a top plate (10), a bottom plate (20), and a paper structure (30) interposed between the top plate and the bottom plate,
A vertical structure producing step (S10) of producing a paper vertical structure 31 of a paper structure;
A horizontal structured plate producing step (S20) of making the paper horizontal structured plate 32 of the paper structure;
A paper structure plate manufacturing process S30 for fabricating a paper structure plate in the form of a panel by combining the vertical structure 31 and the horizontal structure plate 32;
A paper structure forming step (S40) of cutting the paper structure plate into predetermined sizes and shapes to manufacture one or more paper structure bodies (30); And
(S50) of inserting the paper structure between the upper plate (10) and the lower plate (20) and joining the upper plate and the lower plate to each other. The method according to claim 1,
Wherein the cutting body forming step (S50) is performed by forming a frame part (40) on the combined cutting body. The method according to claim 1,
The vertical structure manufacturing process S10 is performed in a space between the plurality of planar paper walls 31a in the vertical direction and the planar paper wall 31a

Shaped paper wall (31a) in a vertical direction to a wall surface of the both-planar paper wall (31a). The method of claim 3,
remind

Wherein the distance between the two paper sheets having the shape of the paper sheet is less than 8 mm. The method according to claim 1,
Wherein the step (S20) of fabricating the horizontally structured plate includes a step of forming a decorative shape on the paper horizontal structure plate (32). The method according to claim 1,
Wherein the paper structure plate making step (S30) is carried out by including a step of forming a decorative shape on at least one surface of the paper structure plate. The method according to claim 5 or 6,
Wherein the ornamental shape is repeatedly formed so as to be formed on a plurality of paper structures at the time of cutting. In a cutting board having a paper structure,
An upper plate (10) having an insertion space for the paper structure;
A lower plate (20) having an insertion space for the paper structure; And
And a paper structure 30 in the form of a panel which is tightly coupled to the insertion space of the upper plate 10 and the lower plate 20 and provides a supporting force to the upper plate 10 and the lower plate 20 when the board is used,
The paper structure 30 includes a paper vertical structure 31 having a vertical cross section and a paper horizontal structural plate 32 adhered and bonded to both ends of the vertical structure 31, Paper structure,
Wherein the cross section of the vertical structure (31) has a shape selected from a repeated hexagonal shape, a rectangular shape, and a rhombic shape. 9. The method of claim 8,
Further comprising a rim portion (40) for closely joining the upper plate and the lower plate to the chopping body with the paper structure (30) inserted therein and forming a rim of the chopping board. delete delete

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