KR101917643B1 - Packing box that can keep warm and cold and its manufacturing method - Google Patents

Abstract

The present invention relates to a packing box with thermal insulation properties and a manufacturing method thereof. By attaching a sheet deposited with aluminum capable of blocking heat emission on one surface of the sheet on the inner surface of a honeycomb board so as to manufacture the packing box, the temperature of a packed packing material can be maintained for a long time during storage while the honeycomb board can be reused.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a packing box which can be kept warm and cold,

The present invention relates to a packaging box capable of keeping warm and cold, and a method of manufacturing the same. More particularly, the present invention relates to a method of manufacturing a packing box by attaching a sheet on which aluminum is deposited, The present invention relates to a packaging box capable of keeping a packaged package at a low temperature and a low temperature for a long time,

As is known, a packaging box used for packing and distributing contents such as a gift set is made of a foam material made of paper material and styrofoam.

First, in the case of the above-mentioned paper box, various descriptions and advertisements about the commodities can be displayed on the surface. However, the commodity can not be insulated and cooled at proper temperature in the distribution process, and its use is limited.

Therefore, the packaging box made of paper can not be kept warm and cold, and there is a problem in that it can not be delivered to the consumer by courier or other means of transportation by putting creatures such as agricultural products and marine products.

In addition, in the case of the foamed resin called styrofoam described above, there is an advantage that the contents can be stored and circulated at a proper temperature by keeping warm and cold, but various descriptions and advertisements about products such as a paper box are printed on the surface There was a disadvantage that it was limited.

In other words, the styrofoam easily dissolves when the volatile substance touches it, so that it can not express the contents of the product on the surface of the product or show the explanation and advertisement effect. Especially, the packing box of the foamed resin material has the function of keeping warm and cold, There is a problem that the durability is poor such as being crushed well even with a slight impact.

In view of this, an insulated cold box has been posted in the utility model registration application No. 20-2005-0016243.

A conventional thermal insulation / cold storage box according to the related art includes a bottom box having a box shape and a cover covering an upper portion of the bottom box, wherein the four side walls of the bottom box have a double wall structure, And a finishing plate, a fitting portion, and an upper protruding ring protruding downward from the outer side of the side wall so as to fit between the outer side and the inner side of the side wall.

In addition, on the lower surface of the side wall, a lower protruding ring protruding downward is formed, a foam resin plate is attached therebetween, and a foam resin plate is attached between the upper protruding rings of the cover, And the heat radiated to the side surface.

However, the conventional general warmth / cold storage box constructed as described above has a double wall structure in which an air layer is formed between the side wall and the outer side wall as described above, so that the heat insulating effect can be excellent. However, There is a disadvantage that it can be broken easily.

Utility model registration application No. 20-2005-0016243, filing date; June 07, 2005

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a packaging box by attaching a sheet on which aluminum is deposited, The present invention also provides a packaging box which can be stored while maintaining the warmth and coldness, and is capable of keeping warm and cold, which enables the honeycomb cardboard to be recycled, and a method of manufacturing the same.

Other objects of the present invention will become apparent as the description proceeds.

In order to accomplish the above object, the present invention provides a method of manufacturing a packaging box capable of keeping warm and cold, comprising the steps of: applying an environmentally friendly adhesive to one side of a honeycomb cardboard being fed through a supply unit; A method of manufacturing a laminated sheet, comprising the steps of: laminating a sheet capable of keeping warm and cold to an adhesive applied on one side of a sheet of paper; A step of die cutting to form a folded portion while cutting the rear / left and right side wall plates to form a corner portion; and a step of folding the corner portion formed by folding the folding portion formed by the die cutting step and the front, Pressing the container so that an inclined surface is formed through the pressurizing portion; The method comprising the steps of:

In another aspect of the present invention, there is provided a packing box capable of keeping warm and cold, comprising a package box manufactured by a method for manufacturing a package box capable of keeping warm and cold, and a lid part capable of opening and closing the upper part of the package box .

Here, the packaging box may include a polyethylene terephthalate resin (PET) on both sides of a thin aluminum sheet on one side of a honeycomb cardboard composed of a top surface, a bottom surface, and a middle sheet formed between the top surface and the bottom surface and formed into a honeycomb shape A bottom plate in the form of a rectangular plate so that the package can be packaged by being cut and die-cut through a wooden frame to which a heatable and coldable sheet that is applied and configured is attached and which is extended from the front, rear, left, Rear, left, and right sides by folding in a vertical direction along the folded-back portion so as to form front, rear, left, and right side surfaces, wherein each of the folded portions is sealed to prevent heat from flowing out And an inclined surface inclined to the lower surface side is formed while incising the upper surface ground, Left, and right sides of the front, rear, left, and right sides of the front, rear, left, and right sides of the front, rear, left, .

As described above, according to the packing box and the method of manufacturing the same, which are capable of keeping warm and cold, according to the present invention, it is possible to store the packaged packages manufactured using the honeycomb carton while maintaining the thermal insulation and cooling for a long time, The honeycomb cardboard can be recycled as well as the packaging box made of styrofoam can be substituted, so that the improvement in the environmental aspect can be expected.

1 is a flow chart for explaining a method of manufacturing a packing box capable of inserting and keeping a cold according to the present invention.
2 is a view showing a cardboard for strength reinforcement used in a packaging step in a method of manufacturing a packing box capable of keeping warm and cold according to the present invention.
FIG. 3 is an exploded perspective view showing a packaging box capable of keeping warm and cold according to another embodiment of the present invention.
FIG. 4 is a view showing a packing box of a packing box which can be kept warm and cold according to still another embodiment of the present invention.
FIG. 5 is a view showing a packaging box in a state in which a warm-up and cold-storage capable sheet is excluded from the packaging box according to still another embodiment of the present invention.
FIG. 6 is an exploded view showing a packaging box capable of keeping warm and cold according to still another embodiment of the present invention.

Hereinafter, a packing box and a method of manufacturing the same according to the present invention will be described in detail.

First, it should be noted that, in the drawings, the same components or parts have the same reference numerals as much as possible. In describing the present invention, a detailed description of known functions and configurations incorporated herein will be omitted so as not to obscure the gist of the invention.

As shown in the drawings, the packing box and the method of manufacturing the same according to the present invention can achieve the same effect as that of the conventional packing box formed by using the honeycomb carton, , It is not easily broken by an external impact, and can be easily recycled after use.

That is, the method of manufacturing a packing box capable of inserting and maintaining the above-described packaged box according to the present invention comprises the steps of (S110) applying an environmentally friendly adhesive to one side of a honeycomb cardboard being fed through a supply unit as shown in FIG. 1 A step (S120) of joining a sheet capable of keeping warm and cold, which is supplied to the adhesive applied on one side of the honeycomb cardboard through the sheet feeding part, to the honeycomb cardboard by the adhesive applying step (S110) through the joint part; Cuts to form a folded portion while cutting the front and rear left / right side wall plates so as to form a folded portion from the slope of the bottom plate, And a corner portion formed by folding the folding portion formed by the die cutting step (S130) and the front, rear, left, and right side wall plates is referred to as a pressing portion having a "V" (S140) of applying pressure to form an inclined surface, and a folding step (S150) of applying an environment-friendly adhesive to the inclined surfaces of the front, rear, left, and right side wall plates formed by the pressing step (S140) .

Here, after the folding step (S150), the packing box made by the folding is packed into the reinforcing cardboard 10 configured to be foldable as shown in Fig. 2 so as to design the strength reinforcement and the advertisement S160).

The method may further include a step S90 of coating a surface of the honeycomb cardboard with a coating liquid so as to increase the heat insulation and cold storage power while intercepting moisture, before the adhesive application step S110.

Further, in the lining step S120, the sheet is constructed by applying polyethylene terephthalate resin (PET) on both sides of the thin aluminum sheet so as to block heat and moisture.

The inclined surface formed in the pressing step S140 is formed at an angle of 45 degrees so as to seal the folded portion and the corner portion according to the assembly of the packaging box to prevent the heat from flowing out.

In the method of manufacturing a packaging box according to the present invention, the die cutting step (S130) and the pressing step (S140) are formed step by step. However, The step S130 and the pressing step S140 may be performed at one time.

Meanwhile, the packaging box 200 capable of keeping warm and cold according to another embodiment of the present invention includes a package box 210 which is opened to open at the upper part and clogged at the bottom by the manufacturing method of the packing box capable of keeping warm and cold, And a lid unit 230 provided on the upper part of the package box 210 so as to be openable and closable.

Hereinafter, a packing box capable of keeping warm and cold according to another embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 to 5, the packaging box 210 of the packaging box 200 capable of inserting and keeping a cold according to another embodiment of the present invention includes an upper side 210a, a lower side 210b, (PET) 210f and 210g are formed on both sides of a thin aluminum sheet 210e on one side of a honeycomb cardboard 210d composed of an intermediate sheet 210c interposed between the upper and lower surfaces, A bottom plate 211 having a rectangular plate shape so that the package can be packaged by being cut with a sheet 210h with a heatable and coldable sheet 210h applied thereon, Rear, left and right sides by folding in the vertical direction along the respective folded-back portions 211a, 212a, 213a, 214a, 215a extending from the left and right ends, Left and right plates 212, 213, 214 and 215, The inclined surfaces of the folded portions 211a, 212a, 213a, 214a and 215a of the folded sheets 210a are slanted toward the lower surface 210b while the upper surface 210a is cut to prevent the heat from flowing out. The front, rear, left, and right plates 212, 213, 214, and 215 are tucked in contact with each other at the corner portions through the inclined surfaces formed in the first and second plates 211a, 212a, 213a, 214a, and 215a, The opposite ends of the front, rear, left and right plates 212, 213, 214 and 215 are formed with inclined contact surfaces 212b, 213b, 214b and 215b.

The lid unit 230 is configured to cover the upper part of the package box 210 to prevent foreign matter from entering the package side while maintaining the keep warm and cold.

3 and 5, the lid 230 is seated on top of the front, rear, left, and right plates 212, 213, 214, 215 of the package box which is die-cut and folded into a honeycomb cardboard A first cover plate 231 formed in a rectangular plate shape so as to cover the upper surface of the package box 231 with an adhesive attached to the bottom surface of the first cover plate 231 so that the first cover plate 231 covers the upper portion of the package box And a second cover plate 233 which is die-cut by a honeycomb cardboard so as to be inserted into the inside of the front, rear, left and right plates 212, 213, 214 and 215 while being in contact with the inner surface thereof.

Here, the bottom surface of the lid unit 230 may be formed by attaching a sheet that can be kept at the same temperature and cool as that attached to the package box 210 for keeping warm and cold.

Meanwhile, the packaging box capable of inserting and retaining cold according to the present invention is configured such that the upper portion of the package box and the cover portion covering the upper portion of the package box are separately formed as described above, but the present invention is not limited thereto, The lid part may be formed of a package box which is formed integrally with the package box and folded and held so that the package can be kept warm and cooled.

In other words, as shown in FIG. 6, a wrapping plate 300 is formed by integrally forming a folded-back portion to have a slope on the rear plate, .

In the case of manufacturing a packaging box capable of keeping warm and cold according to the present invention, as shown in FIG. 1, the environmentally friendly adhesive is applied to one side of the honeycomb cardboard and then transferred.

At this time, the sheet is supplied from the sheet feeding portion capable of keeping warm and cold, and the honeycomb cardboard and the sheet capable of keeping warm and cold can be joined together through the joint portion.

When a sheet capable of keeping warm and cold is stuck to one side of the honeycomb cardboard as described above, the joined laminate member is formed into a rectangular plate shape through a wooden form, and a front plate, a rear plate, Die cut to form a folded portion while cutting to form a right side wall plate.

A folded portion is formed by cutting the folded member to form a folded portion while cutting the front and rear / left and right side wall panels so as to form a folded portion from the slope of the bottom plate, , Both ends of the right side wall plate, that is, the front and rear ends of the right and left side wall plates and the left and right side wall plates of the front and rear side wall plates are pressed to form an inclined surface through a pressing portion having a "V"

As described above, when the folded portion and both ends of the front, rear, left, and right side wall plates are pressed to form an inclined surface,

After the eco-friendly adhesive is applied to the inclined surfaces formed at both ends of the front, rear, left, and right side wall plates, the front, rear, left, and right side wall plates are connected and attached to complete the manufacture of the packaging box.

The above first embodiment is a graph of the time required for the internal temperature to vary by 4 ° C using the packaging box manufactured by the method of manufacturing the packing box capable of keeping warm and cold according to the present invention.

That is, the comparison was made on the basis of a day (24 hours). When the external temperature is 20 ° C, when the ice pack 1.8 kg (4 lb) is put, the temperature changes after 26 hours and when the external temperature is 30 ° C , And ice packs of 2.7 kg (6 lb), the temperature changes after 24 hours. As can be seen, the packaging box manufactured using the honeycomb cardboard having the sheets laminated on the inner surface to allow for keeping warm and cold, It is not done quickly, and the keeping warmth and the warming power can be maintained for a long time.

Therefore, a packing box made of foamed resin material called styrofoam can be substituted.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

10; Strength reinforcing cardboard 200; Packing box that can keep warm and cold
210; Package box 230; The lid portion
300; Cover plate

Claims (5)

A method of manufacturing a packing box capable of keeping warm and keeping a refrigerator,
(S110) of applying an environment-friendly adhesive to one side of the honeycomb cardboard being fed through the supply unit;
A step (S120) of laminating a sheet which can be kept warm and cold to the adhesive applied on one surface of the honeycomb cardboard by the adhesive applying step (S110);
The joining member joined together by the joining step S120 is formed into a rectangular shaped bottom plate through a wooden form and a folded portion formed by cutting the front, rear, left and right side wall plates so as to form a folded portion from the slope of the bottom plate Die cutting step (S130);
A step S140 of pressing the edge portions formed by folding the folding portion formed by the die cutting step S130 and the front, rear, left, and right side wall plates so as to form a "V" -shaped inclined surface through the pressing portion ;
(S150) a step of folding the bag into a packing box by folding after the pressing step (S140)
The method of any one of the preceding claims, further comprising a step (S90) of coating one side of the honeycomb cardboard with the coating solution so as to increase the heat insulation and cold storage power with interception of moisture before the adhesive application step (S110) ≪ / RTI >
The method according to claim 1,
After the folding step (S150), the folding step further includes a step (S160) of wrapping the packaging box made by the folding with a strength reinforcing cardboard (10) configured to be foldable so as to be able to design the strength reinforcement and advertisement A method of manufacturing a packaging box capable of keeping warm and cold.
delete Packing boxes that can keep warm and cold,
A packaging box (210) of a packaging box which is made by the method of any one of claims 1 and 2,
And a lid part (230) provided to open and close the upper part of the package box (210)
The package box (210)
An aluminum sheet 210e is formed on one surface of a honeycomb cardboard 210d composed of an upper surface sheet 210a, a lower surface sheet 210b and an intermediate sheet 210c interposed between the upper surface sheet and the lower surface sheet, (PET) 210f and 210g is attached to the upper surface of the bottom plate 211 so that the package can be packaged by attaching the heat-retainable and heatable sheet 210h attached to the bottom plate 211 )and,
The front and rear ends of the bottom plate 211 extend from the front, rear, left, and right ends of the bottom plate 211 and are folded up in the vertical direction along the folding portions 211a, 212a, 213a, 214a, Rear, left, and right plates 212, 213, 214, and 215,
The inclined surfaces 211a, 212a, 213a, 214a, and 215a are sloped toward the bottom surface 210b while the top surface 210a is cut to prevent the heat from flowing out.
The front, rear, left and right plates 212, 213, 214 and 215 are brought into contact with each other at their corners as they are folded through the inclined surfaces formed on the respective folded-back portions 211a, 212a, 213a, 214a and 215a, 213b, 214b, 215b are formed at both ends of the front, rear, left and right plates (212, 213, 214, 215) so as to prevent heat from flowing out. Box.
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