KR100360465B1 - Multi-sideded packaging container and manugfacturing method thereof - Google Patents

Abstract

The present invention relates to a polygonal packaging container and a method of manufacturing the same. Polygonal packaging container according to the present invention, the inner plate having a bottom plate portion having a polygonal shape, and a plurality of side wall portions standing on the sides of the bottom plate portion to form a receiving space therein; The outer surface portion corresponding to the height of the side wall portion of the inner container in a central region along the width direction of the inner cardboard, the flexible outer skin coupled to each other to block the inner surface of the inner plate and a rectangular plate, the outer surface After forming double grooves on the other side surface of the inner cardboard so that the first and second inner surface portions are formed on both sides of the portion, respectively, the inclined surfaces of the grooves of the double grooves are bent to be in contact with each other on the one side of the outer surface portion. The first and second inner surface portions are fixed to be arranged in parallel, and recessed from the surface of the first and second inner surface portions to the outer surface portions so as to form a plurality of side wall portions corresponding to each side wall portion of the inner container. By forming a plurality of v-grooves having an angle excluding the inner angles of both sidewall portions to be adjacent to each other at 180 degrees to bend the v-grooves in sequence And reinforcing side wall members formed in contact with the outer surface of each side wall portion of the inner container to support the inner container. Thereby, it can have various external appearances and can improve shape holding strength.

Description

Polygon packaging and its manufacturing method {MULTI-SIDEDED PACKAGING CONTAINER AND MANUGFACTURING METHOD THEREOF}

The present invention relates to a polygonal packaging container and a method for manufacturing the same, and more particularly, to a polygonal packaging container and a method for manufacturing the same to have a variety of appearance and to improve the shape retention strength.

In general, packaging refers to a technology and a state in which a suitable material or container is constructed in order to protect the value and state of the product in the distribution process of the product, and is classified into single packaging, inner packaging, and outer packaging. .

Packaging containers used for such packaging are made of various materials such as boxes, bags, wooden barrels and metal of the goods, and in recent years have not only a function to protect the individual items, but also has a variety of beautiful appearance to increase the value of the goods Packaging containers have been manufactured and used.

On the other hand, in packaging of articles such as clothing, footwear, belts and / or purses, including underwear, shirts, etc., packaging containers using paper, which are relatively inexpensive and easy to manufacture, are mainly used. Such a paper packaging container is usually provided with a container body having a rectangular parallelepiped shape and a container lid for opening and closing the opening of the container body. Some container lids are formed with transparent windows so that the inside can be easily observed.

However, in a conventional packaging container using such a paper, the container body and the container lid are manufactured using paper (paperboard), and since the shape holding strength is weak, they are easily deformed even with a relatively small external force to impair the quality of the product. There is a problem.

In addition, in such a conventional packaging container using paper and its manufacturing method, when the contents are separated and taken due to the weakness of the shape holding strength of the material, the packaging container is not recycled for other purposes such as a storage box and is disposed of early. There is a problem.

Accordingly, an object of the present invention relates to a polygonal packaging container and a method of manufacturing the same having a variety of appearance and can improve the shape retention strength.

1 is an exploded perspective view of a polygonal packaging container according to an embodiment of the present invention,

Figure 2 is a view showing a coupling process of the reinforcing side wall member around the inner container of Figure 1,

3A and 3B are views illustrating a process of forming the inner container of FIG. 1, respectively.

4 is an exploded perspective view of the inner cardboard and the outer shell paper for forming the reinforcing side wall member of FIG.

FIG. 5 is a view illustrating a double v groove formed on the inner sheet of FIG. 4 for bending;

6 to 8 are views illustrating a process of forming an intermediate member to be the reinforcing side wall member of FIG. 1, respectively.

FIG. 9 is a view illustrating a plurality of v grooves formed on the intermediate member of FIG. 8 for bending.

Explanation of symbols on the main parts of the drawings

10: inner container 11: bottom plate

12a, 12b: long side 13a, 13b: short side

20: reinforcing side wall member 21a: outer surface

21d: first inner surface portion 21e: second inner surface portion

27: laminated member 28, 30: double v groove

33: intermediate member 34a: first v groove

34b: Second V Groove 34c: Third V Groove

35a, 35b: bonded surface 40: container lid

43: handle portion 45: binding band

The object is, according to the present invention, an inner container having a bottom plate portion having a polygonal shape and a plurality of side wall portions standing up on each side of the bottom plate portion to form a receiving space therein; The outer surface portion corresponding to the height of the side wall portion of the inner container in a central region along the width direction of the inner cardboard, the flexible outer skin coupled to each other to block the inner surface of the inner plate and a rectangular plate, the outer surface After forming double grooves on the other side surface of the inner cardboard so that the first and second inner surface portions are formed on both sides of the portion, respectively, the inclined surfaces of the grooves of the double grooves are bent to be in contact with each other on the one side of the outer surface portion. The first and second inner surface portions are fixed to be arranged in parallel, and recessed from the surface of the first and second inner surface portions to the outer surface portions so as to form a plurality of side wall portions corresponding to each side wall portion of the inner container. By forming a plurality of v-grooves having an angle excluding the inner angles of both sidewall portions to be adjacent to each other at 180 degrees to bend the v-grooves in sequence And a reinforcing side wall member which is formed and is in contact with an outer surface of each side wall portion of the inner container to support the inner container.

Here, it is preferable to further include a container lid for opening and closing the opening of the inner container.

The reinforcing side wall member protrudes at least the thickness width of the container lid along the longitudinal direction of each side wall of the inner container to form a stepped step in the circumferential direction of the inner container, and the container lid is the reinforcing side wall. It is effective to be accommodated inside the member and supported by the step.

It is preferable to further include a plurality of binding bands, one end of which is fixed to at least one of the reinforcing side wall member and the inner container, and the other end of the inner container extends to the outside of the inner container to prevent the container lid from being separated. .

On the other hand, according to another field of the present invention, forming an inner container having a bottom plate portion having a polygonal shape and a plurality of side wall portions standing on each side of the bottom plate portion to form a receiving space therein; Coupling the flexible outer skin to block the inner plate on the rectangular plate and one side of the inner plate, and an outer surface corresponding to the height of the reinforcing side wall member in the central area along the width direction of the inner plate and the outer surface. Forming double v grooves on the other plate surface of the inner cardboard so as to form first and second inner surface portions on both sides of the part, and bending the inclined surfaces of the grooves of the double v grooves to be in contact with each other on one side of the outer surface portion. Fixing the first and second inner surface portions to be arranged in parallel, and recessing from the surfaces of the first and second inner surface portions to the outer surface portions so as to form a plurality of side wall portions corresponding to each side wall portion of the inner container. And forming a plurality of v-grooves having an angle excluding an internal angle of both sidewall portions to be adjacent to each other at 180 degrees. Forming a side wall member; A method of manufacturing a polygonal packaging container is provided, comprising the step of coupling the reinforcing side wall member to the circumference of the inner container.

Here, it is preferable to further include providing a container lid for opening and closing the opening of the inner container.

Before the step of combining the reinforcing side wall member, a plurality of end is fixed to the at least one of the reinforcing side wall member and the inner container and the other end is extended to the outside of the inner container to bind to each other to prevent the separation of the container lid. Providing a binding band of the; It is effective to further comprise the step of coupling the binding band to each of the mutually opposite edges of the reinforcing side wall member.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the present invention.

1 is an exploded perspective view of a polygonal packaging container according to an embodiment of the present invention, Figure 2 is a view showing the coupling process of the reinforcing side wall member around the inner container of FIG. As shown in these drawings, the present polygonal packaging container has an inner container 10 having a rectangular cylindrical shape, and a plurality of side walls arranged to correspond to each side wall portion of the inner container 10 to support the inner container 10. A reinforcing side wall member 20 having a portion, and a container lid 40 accommodated and disposed in the reinforcing side wall member 20 and supported at an upper end of the inner container 10 to block and open the opening of the inner container 10; , Has a pair of binding bands 45 for binding the container lid 40.

The container lid 40 is a pair of inner sheets of rectangular plate which are accommodated in the reinforcing side wall member 20 and have a width and a length sufficient to block the upper opening of the inner container 10 and are coupled in a layered manner. (41a, 41b) and the outer shell (42a, 42b) bonded to the outer plate surface of the inner sheet (41a, 41b), the one side edge of the container lid 40, the handle portion cut to facilitate opening and closing ( 43) is formed. Here, the container lid 40 may be formed of a transparent rigid member so as to see the inside, and the handle portion may be formed by separately manufacturing a handle using a synthetic resin injection or a metal member and attached to protrude it to the outside. .

The inner container 10 includes a bottom plate portion 11, a pair of long side portions 12a and 12b and short sides 13a, which are standing up from each side of the bottom plate portion 10 so as to form a predetermined accommodation space. 13b) having an upwardly open tubular shape.

The reinforcing side wall member 20 has both long side portions 23a and 23b and short side portions 25a and 25b along the longitudinal direction, and has a first portion between the long side portions 23a and 23b and the short side portions 25a and 25b. The third to third grooves 34a to 34c are formed. The cross-sectional structure of the reinforcing side wall member 20 is an outer surface portion 21a which is wider than the side wall portion of the inner container 10 and is disposed outside the inner container 10 and both sides of the outer surface portion 21a. First and second triangular portions 21b and 21c respectively formed at the first and second inner surface portions bent from both sides of the outer surface portion 21a so as to be disposed parallel to one side surface of the outer surface portion 21a ( 21d) and the second inner surface portion 21e. The reinforcing side wall member 20 includes a first inner surface portion 21d and a second inner surface portion 21e such that the joint line between the first inner surface portion 21d and the second inner surface portion 21e is concealed. It is coupled along the circumferential direction so as to be disposed on the side.

A pair of binding bands that are mutually bound between the long side portions 12a and 12b of the inner container 10 and the long side portions 23a and 23b of the reinforcing side wall member 20 to prevent separation of the container lid 40. Each end of 45 is fixedly coupled.

3A and 3B are views illustrating a process of forming the inner container of FIG. 1, respectively. As shown in these figures, each of the long side portions 12a and 12b and the short side portions 13a and 13b of the inner container 10 extends in parallel to the outer plate surface portion 14a from each side of the bottom plate portion 11. And a step portion 14b extending from the outer plate surface portion 14a to support the container lid 40, and an inner plate surface portion extending from the step portion 14b and bent to face the outer plate surface portion 14a. (14c). Each short side portion 13a, 13b extends from the side edge of each inner plate surface portion 14c and is bent in a direction perpendicular to the inner plate surface portion 14c when the side wall portion is formed to form the outer plate surface portion 14a of the long side portions 12a, 12b. ) And an extended bent portion 14d are formed between the inner plate surface portion 14c and the long side portions 12a and 12b and the short side portions 13a and 13b, respectively.

With such a configuration, a developed view of the inner container 10 is drawn and cut along the perforation line formed on the outer edge so that a receiving space of a desired shape and size can be formed on a paper such as a relatively thick cardboard. Next, as shown in FIG. 3B, the short side portions 13a and 13b are formed to stand up with respect to the bottom plate portion 11 along the respective bending lines of the short side portions 13a and 13b, and the respective extended bent portions 14d. Bend. Each long side portion 12a, 12b is bent along a bending line, and each extended bent portion of the short side portions 13a, 13b between the outer plate portion 14a and the inner plate portion 14c of the long side portions 12a, 12b. The inner container 10 is completed through 14d).

On the other hand, Figure 4 is an exploded perspective view of the inner cardboard and the outer shell for forming the reinforcing side wall member of Figure 1, Figure 5 is a view of forming a double v groove for bending on the inner cardboard of Figure 4, Figure 6 to Figure FIG. 8 is a view illustrating a process of forming an intermediate member to be the reinforcing side wall member of FIG. 1, and FIG. 9 is a view of forming a plurality of v grooves for bending in the intermediate member of FIG. 8. As shown in these figures, the reinforcing side wall member 20 blocks the inner board 24 formed so as to have a quadrangular shape with a cardboard such as a relatively thick cardboard or a manila board, and one side of the inner board 24. Has a sheath 26 to be adhesively bonded.

The length of the inner cardboard 24 is formed for bending and the sum of the lengths of the side walls of the inner container 10, that is, the sum of the lengths of the circumferential surfaces of the long sides 12a and 12b and the short sides 13a and 13b. The sum of the widths of the first to third v-grooves 34a to 34c to be combined with the length of the cutting margin for forming the joining surfaces 35a and 35b to be formed at both ends, and the inner board ( The width of the 24 is the width of the outer surface portion 21a formed to have the height of the side wall portion of the inner container 10 plus the thickness of the container lid 40, and the first inner surface portion 21d and the second inner surface. Each width of the portion 21e plus the respective widths of the double v grooves 28 and 30 to be formed between the outer surface portion 21a and the first inner surface portion 21d and the second inner surface portion 21e, respectively; Have it.

Outer paper 26 is formed by cutting to have a width and length that can block one surface of the inner board 24 as a member having flexibility, such as synthetic resin film, coated paper, paper, leather.

First, as illustrated in FIG. 4, the laminated member 27 is formed by bonding the outer skin 26 to one side surface of the inner cardboard 24. The outer surface part 21a is arrange | positioned in the center area | region with respect to the width direction on the other side surface of the inner board 24 of the laminated member 27, and the 1st inner surface part 21d and the second on both sides of the outer surface part 21a. As shown in FIGS. 5 and 6, double v grooves 28 and 30 are formed at right angles, respectively, so that the inner surface portions 21 e may be formed.

Here, the inner angle formed between the inclined surfaces of each of the double grooves 28 and 30 is a right angle, and the depth of depression of each groove is made to be substantially equal to the thickness of the inner cardboard 24. Then, the inner cardboard 24 is substantially cut to a state supported by the outer cardboard 26. In addition, the width | variety of the 1st inner surface part 21d and the 2nd inner surface part 21e may not be the same.

When the formation of the double grooves 28 and 30 is completed, as shown in FIG. 7, the inclined surfaces of the grooves 29a and 31a disposed on the outside of the double grooves 28 and 30 are in contact with each other. Thus, the first inner surface portion 21d and the second inner surface portion 21e are erected with respect to the outer surface portion 21a. Next, when the inclined surfaces of the grooves 29b and 31b disposed inside each of the double v grooves 28 and 30 with respect to the width direction are brought into contact with each other, as shown in FIG. 8, the reinforcing side wall member 20 is formed. An intermediate member 33 to be formed is formed. Here, the adhesive material in the mutual contact area of each inclined surface, each of the first inner surface portion 21d, the second inner surface portion 21e and the outer surface portion 21a of each double v groove 28, 30 so as to be firmly coupled to each other. Interpose.

The pair of long side portions 23a and 23b and the short side portions 25a and 25b are recessed toward the outer surface portion 21a from the first inner surface portion 21d and the second inner surface portion 21e so as to be bent, respectively. First to third v grooves 34a to 34c extending in the width direction are formed. Here, the inner angle C between the inclined surfaces of the respective v grooves 34a to 34c has an angle (180 ° -A) excluding the inner angle A of the side wall portions to be adjacent to each other at 180 degrees, so that each v groove 34a is provided. The interior angle C of ˜34c) is a right angle (180 ° -90 °). Each side of the long side portion 23a and the short side portion 25b disposed on both sides along the longitudinal direction of the intermediate member 33 are cut to form joint surfaces 35a and 35b, respectively. The inclination angle with respect to the vertical center line of each joining surface 35a, 35b is to be formed at 45 degrees, which is half (1/2) of the inner angle to be formed at the joining.

By such a configuration, each end of the binding band 45 is coupled to the central region of each of the long side portions 12a and 12b of the inner container 10, and the joining surface 35a formed on one side of the long side portion 23a is formed. The long side portion 23a of the reinforcing side wall member 20 and the long side portion 12a of the inner container 10 are coupled to correspond to one edge of the long side portion 12a of the inner container 10. Next, each of the v grooves 34a to 34c of the reinforcing side wall member 20 is bent in order so that each side wall portion of the reinforcing side wall member 20 is sequentially coupled to each side wall portion of the inner container 10. At this time, at least one of the mutual contact surface of the reinforcing side wall member 20 and the inner container 10, and at least one of both inclined surfaces of each of the v grooves 34a to 34c of the reinforcing side wall member 20, the reinforcing side wall member An adhesive material is interposed so that the 20 and the inner container 10 can be integrally combined.

In the above-described and illustrated embodiments, the case where the inner container and the reinforcing side wall member have a flat cross-sectional shape is described as an example, but the inner container and the reinforcing side wall member are configured in various shapes such as triangle, pentagon, or hexagon. Of course you can.

In addition, the container lid may be configured of a single cardboard, or may be configured such that the outer skin is coupled to each of the inner surface of a single inner cardboard and the inner cardboard, and parallel to the inner surface and the inner surface of the outer surface, such as the reinforcing side wall member described above. It may be configured to have a first inner surface portion and a second inner surface portion to be formed.

As described above, according to the present invention, there is provided a polygonal packaging container having a variety of appearances and capable of improving shape retention strength and a method of manufacturing the same.

Claims (9)

An inner container having a bottom plate portion having a polygonal shape and a plurality of side wall portions standing up at each side of the bottom plate portion to form a receiving space therein; The outer surface portion corresponding to the height of the side wall portion of the inner container in a central region along the width direction of the inner cardboard, the flexible outer skin coupled to each other to block the inner surface of the inner plate and a rectangular plate, the outer surface After forming double grooves on the other side surface of the inner cardboard so that the first and second inner surface portions are formed on both sides of the portion, respectively, the inclined surfaces of the grooves of the double grooves are bent to be in contact with each other on the one side of the outer surface portion. The first and second inner surface portions are fixed to be arranged in parallel, and recessed from the surface of the first and second inner surface portions to the outer surface portions so as to form a plurality of side wall portions corresponding to each side wall portion of the inner container. By forming a plurality of v-grooves having an angle excluding the inner angles of both sidewall portions to be adjacent to each other at 180 degrees to bend the v-grooves in sequence And a reinforcing side wall member formed to be in contact with an outer surface of each side wall portion of the inner container to support the inner container. The method of claim 1, Polygonal packaging container further comprises a container lid for opening and closing the opening of the inner container. The method of claim 2, The reinforcing side wall member protrudes at least the thickness width of the container lid along the longitudinal direction of each side wall portion of the inner container to form a stepped step in the circumferential direction of the inner container, the container lid of the reinforcing side wall member Polygonal packaging container, characterized in that accommodated inside and supported by the step. The method of claim 3, One end is fixed to at least one of the reinforcing side wall member and the inner container and the other end is extended to the outside of the inner container further comprises a plurality of binding bands that are mutually bound to prevent the separation of the container lid. Polygonal packaging. delete Forming an inner container having a bottom plate portion having a polygonal shape and a plurality of side wall portions standing up at each side of the bottom plate portion to form a receiving space therein; Coupling the flexible outer skin to block the inner plate on the rectangular plate and one side of the inner plate, and an outer surface corresponding to the height of the reinforcing side wall member in the central area along the width direction of the inner plate and the outer surface. Forming double v grooves on the other plate surface of the inner cardboard so that first and second inner surface portions are formed on both sides of the part, and bent to incline the inclined surfaces of the respective grooves of the double v grooves to one side of the outer surface part. Fixing the first and second inner surface portions to be arranged in parallel, and recessing from the surfaces of the first and second inner surface portions to the outer surface portions so as to form a plurality of side wall portions corresponding to each side wall portion of the inner container. And forming a plurality of v-grooves having an angle excluding an internal angle of both sidewall portions to be adjacent to each other at 180 degrees. Forming a side wall member; And coupling the reinforcing side wall member to the circumference of the inner container. The method of claim 6, The method of manufacturing a polygonal packaging container further comprising the step of providing a container lid for opening and closing the opening of the inner container. The method of claim 7, wherein Before the step of combining the reinforcing side wall member, a plurality of end is fixed to the at least one of the reinforcing side wall member and the inner container and the other end is extended to the outside of the inner container to bind to each other to prevent the separation of the container lid. Providing a binding band of the; Method of manufacturing a polygonal packaging container, characterized in that further comprising the step of coupling each of the binding band to the mutually opposite edges of the reinforcing side wall member. delete