KR20160146348A - A manufactured method for disposable container using corrugated cardboard and manufactured thereof - Google Patents

Abstract

The present invention relates to a disposable container using corrugated cardboard, and a method thereof; comprising: a coating step of coating thermoplastic synthetic resin on one surface of a corrugated paperboard of a paper container to a thickness of 25-60 m, and drying the same; a step of preparing a coded corrugated cardboard paper in accordance with a size and shape of the container, and preparing a container body member and a container bottom member; a pressure step of pressing a vertical part to form an upper curling part, a low lower bending part, and a dual-side bonding part of the cut-out container body member, and a vertical part with a base of the container bottom part; a side attaching step of superimposing the two side adhesive portions on the container body member to be heated; a curling portion forming step of rolling an upper portion of the container body member outwards to increase a strength; and attaching a vertical portion of the container bottom member bent downwards in a vertical direction to an outer periphery of the container body member, attaching a bottom portion of the container body portion to a vertical portion of the container bottom portion.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method for manufacturing a disposable container using corrugated cardboard,

The present invention relates to a method of manufacturing a disposable container using corrugated cardboard, and more particularly, to a method of manufacturing a disposable container using corrugated cardboard, and more particularly, to a method of manufacturing a disposable container using corrugated cardboard, A method of manufacturing a disposable container using corrugated cardboard which can easily grasp the contents even if the hot contents are contained in the inner housing space through insulation from the outside without any separate tool, .

A generally used disposable paper container 100 is composed of a container body member 10 and a container bottom member 20 as shown in the sectional view shown in Fig.

The container body member 10 is cut into a piece of a paperboard container and then rolled in a round cylindrical shape or a square or polygonal shape to form a tapered tube which is wide at the top and narrow at the bottom and overlapped at both ends to be bonded by adhesive or heat fusion . The upper portion of the container body member 10 having a tapered tube shape is curled outward to form a curling portion 11 for increasing the strength of the paper container 100.

The container bottom member 20 is provided with a base 21 having a diameter equal to the bottom diameter of the container body member 10. A vertical portion 22 bent downward in the vertical direction is provided at an end of the base 21, Respectively.

The vertical portion 22 formed at the end of the bottom 21 of the container bottom member 20 as described above is in tight contact with the bottom of the container body member 10 and the bottom 21 and the container body member 10 Is bonded to the adhesive which is actually applied in the molding process or by thermal fusion.

As described above, in the conventional disposable paper container 100, high-temperature or low-temperature contents are introduced into an inner receiving portion of the container body member 10, and printing layers such as letters, graphic advertisements, and POS bar codes are formed on the outer side However, since the disposable paper container is formed of a relatively thin single paper material, the physical properties such as heat or cold effect are so low that the contents are easily cooled or warmed during use.

In addition, the disposable paper container is formed of a relatively thin single paper material, and when the contents of a high temperature such as a boiling water such as a tea is contained, the disposable paper container is poor in heat insulating property, It is not easy to catch,

Therefore, there has been a problem in that a holder using a relatively thick corrugated cardboard or the like must be inserted into close contact with the outer circumferential surface.

The vertical portion 22 of the container bottom member 20 and the lower inner diameter of the container body member 10 are attached only by adhesive or heat fusion so that the vertical attachment portion 22 is not completely attached, And the case where the contents are frequently leaked between the sub-nozzles 10 are caused.

DISCLOSURE OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a corrugated cardboard box having a corrugated cardboard sheet coated with a coating liquid on its inner surface, The purpose of the present invention is to manufacture a paper container for maximizing the heat insulation effect by manufacturing the paper by thermally welding both ends of the paper by easily and easily winding the paper, have,

The present invention also provides a method of manufacturing a disposable container using a corrugated cardboard which is capable of preserving the original true taste of the contents for a long time by significantly increasing the effect of keeping and inserting the contents contained in the inside accommodation space by making a paper container using corrugated cardboard The purpose is to provide.

The manufacturing method according to the present invention is characterized in that the side wall member includes spacing means for forming a space portion between the inner and outer sides so that hot contents can be held through the thermal insulation between the inner space and the outside, And a method for manufacturing a disposable container using a corrugated cardboard.

The present invention also relates to a method of manufacturing a disposable container using a corrugated cardboard which is capable of completely preventing leakage of contents by thermally welding a vertical portion of a container bottom member welded to a lower portion of a container body member in a post- .

The present invention which can achieve the above-mentioned object is as follows. That is, the present invention provides a method of manufacturing a paper container, comprising: coating a thermoplastic synthetic resin on one side of a corrugated paperboard of a paper container to a thickness of 25 to 60 탆; A step of preparing the coded corrugated cardboard paper according to the size and shape of the container and preparing the container body member and the container bottom member; A pressing and pressing step of pressing the vertical portion so that the upper curling portion, the lower lower bending portion, the both-side bonding portion and the bottom and vertical portions of the container bottom member of the cut container body member are formed; A side attaching step of superimposing the two side adhesive portions on the container body member so as to be heated; A curling portion forming step of rolling the upper portion of the container body member outward to increase the strength; And a step of attaching a lower bent portion to the lower bent portion of the lower portion of the container body member by inserting a vertical portion of the container bottom member bent downward in a vertical direction perpendicular to the outer periphery of the container body member and then fusing the lower bent portion of the container body and the vertical portion of the container bottom portion. to be.

It is preferable that the attaching step is performed by heat-sealing, but it may be adhered by an adhesive and then heat-sealed.

The corrugated paper of the corrugated paperboard is formed by selecting a wavy corrugated corrugated type, a cranked corrugated type or a jigged corrugated type.

The method of manufacturing the disposable container using the corrugated cardboard according to the present invention and the effect of the product are as follows.

The present invention relates to a method for manufacturing a corrugated cardboard box, which comprises the steps of pressing a coated corrugated cardboard fabric with a container body member and a container bottom member in a cut state, pressing the outer circumference of the container body member and the container bottom member, The container is easily and easily manufactured.

In addition, the present invention can remarkably increase the effect of keeping the contents contained in the internal accommodation space while keeping the disposable container, thereby creating the effect of preserving the original true taste of the contents for a long time.

In addition, the disposable container of the present invention creates the effect of holding the hot contents through the heat insulation between the inner housing space and the outside, and holding the hot contents without a separate tool.

Figure 1 is a cross-sectional view of a disposable container
2A to 2E are diagrams for explaining steps of manufacturing a disposable container to which the present invention is applied.
3 is a perspective view of the disposable container produced by the present invention.
4 is a cross-sectional view of a disposable container made by the present invention.

Hereinafter, a method of manufacturing a disposable container using a corrugated cardboard according to the present invention and its article will be described in detail with reference to the accompanying drawings.

FIG. 3 is a perspective view of the disposable container manufactured by the present invention, and FIG. 4 is a perspective view of the disposable container manufactured by the present invention. FIG. Sectional view.

The method of manufacturing a disposable container using the corrugated cardboard of the present invention is such that a thermoplastic synthetic resin sheet 111 is coated on one side of a corrugated paperboard 110 of a paper container to a thickness of 25 to 60 탆 and dried.

At this time, the synthetic resin (111) coating should be coated on the side where the receiving space inside the disposable container (100) is formed, but may be simultaneously coated on the outside in consideration of appearance of the external appearance.

In addition, the corrugated paper of the corrugated board 110 may be formed of a corrugated corrugated paper of corrugated shape, a corrugated paper sheet, or a corrugated paper sheet of jig type.

In the next step, the corrugated paperboard 110 coated with the synthetic resin 111 as described above cuts the container body member 120 according to the size and shape of the paper container 100, and the bottom of the disposable container 100 is cut The container bottom member 130 to be covered is cut and prepared in consideration of the bottom inner diameter of the disposable container.

At this time, it is preferable that the container body member 120 and the container bottom member 130 are cut by cutting with a press.

In the next step, the upper pressing part 121 is formed by pressing the width of the curling part 140 on the upper side of the container body member 120, and the container bottom part 130 is fixed to the lower part thereof The container bottom member 130 is formed by pressing the side wall adhering portions 124 and 125 on both sides of the bottom wall of the disposable container 100 The vertical part 132 is compressed by vertically bending the vertical part 132 after pressing the vertical part 132 except for the base 131 having the same diameter as the inner diameter of the bottom part.

At this time, the upper squeezing portion 121, the lower squeezing portion 122 and the side wall adhering portions 124, 125 of the container body member 120 are formed by pressing in a single process, (132) is also formed by pressing in one step.

The upper pressing portion 121 of the container body member 120 and the lower portion 122 of the container body member 120 and the vertical portion 132 of the container bottom member 130 are positioned on the inner side of the receiving space 101 of the disposable container 100 And the sidewall bonding portions 124 and 125 are preferably pressed in a state in which the sidewall bonding portions 124 and 125 correspond to each other.

In the next step, the container body member 120, which has been subjected to the above-described processes, is thermally fused with the side wall adhered portions 124 and 125 rolled in a state of being in tight contact with the frame, And the lower curved portion 140 is formed by thermally welding the upper crimping portion 121 formed on the upper side of the curved portion 120. The lower curved portion 122 is formed by folding the lower portion inwardly along the fold line 123 do.

When the container body member 120 is removed from the mold frame and then the container bottom member 130 is inserted downward from above, the vertical portion 132 of the container bottom member 130 is folded inward, And the bottom 131 is positioned in a state where the lower portion of the container body member 120 is blocked.

When the lower bent portion 122 of the container body member 120 and the vertical portion 132 of the container bottom member 130 are thermally fused with each other, the vertical portion 132 of the container bottom member 130 between the lower bent portions 122 ) Are tightly fused to each other to prevent leakage.

At this time, the disposable container 100 is formed in various shapes such as a round cylindrical shape, a square or a polygonal shape, and the upper portion is wide and the lower portion is narrow.

According to the disposable container 100 manufactured by the method of manufacturing a disposable container using the corrugated cardboard of the present invention as described above, the upper curling portion 140, the lower lower bending portion 122, and the lateral side adhering portions 124, The curled portion 140 can be easily formed and the lower curved portion 122 and the side surface adhering portions 124 and 125 on both sides are warped and strongly fused so that no leakage of contents occurs, The disposable paper container is maintained in a double spaced state so that the effect of keeping the contents of the contents in the internal space 101 is significantly increased to preserve the original true taste of the contents for a long time. The container is capable of holding the hot contents through the thermal insulation between the inner space and the outside without any special tool

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, the invention is not limited thereto. Various modifications may be made by those skilled in the art. Are included in the scope of the present invention.

100: disposable container 101: accommodation space
110: corrugated board paper 111: synthetic resin
120: container body member 121: upper pressing part
122: lower bent portion 123: fold line
124, 125: side wall attachment portion
130: container bottom member 131:
132:
140: curling portion

Claims (5)

A coating step of coating thermoplastic synthetic resin on one side of a corrugated paperboard of a paper container to a thickness of 25 to 60 탆 and drying; A step of preparing the coded corrugated cardboard paper according to the size and shape of the container and preparing the container body member and the container bottom member; A pressing and pressing step of pressing the vertical portion so that the upper curling portion, the lower lower bending portion, the both-side bonding portion and the bottom and vertical portions of the container bottom member of the cut container body member are formed; A side attaching step of superimposing the two side adhesive portions on the container body member so as to be heated; A curling portion forming step of rolling the upper portion of the container body member outward to increase the strength; And a step of attaching a lower bent part to the lower bent part of the lower portion of the container body member by inserting a vertical part of the container bottom member bent downward in the vertical direction on the outer periphery and then fusing the lower bent part of the container body and the vertical part of the container bottom part. The method comprising the steps of:
[3] The method of claim 1, wherein the corrugated paper of the corrugated cardboard is selected from corrugated corrugated corrugated corrugated cardboard, crank corrugated cardboard or jigged corrugated cardboard corrugated cardboard.
The method for manufacturing a disposable container according to claim 1, wherein the disposable container is formed by selecting one of a round cylindrical shape, a square shape, and a polygonal shape.
The method for manufacturing a disposable container according to claim 1, wherein the disposable container is formed as a topsheet.
A disposable container using a corrugated cardboard formed by the manufacturing method according to any one of claims 1 to 4.

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