JP2020179858A - Packaging box - Google Patents

Abstract

To provide a packaging box in which an outer shape of a box body forming piece is formed elongated in one direction, the box body forming piece can be efficiently punched out from a single sheet, and yield is improved.SOLUTION: A plurality of side surfaces 14, 16, 18, 20 and partition parts for separating an inner space of a box body 82, 96, 124 are integrally formed. The partition parts 82, 96, 124 are connected to only end portions of the side surfaces 14, 16, 18, 20 in a connection direction. A space without the partition part is provided between the partition parts 82, 96, 124 and the side surface 18 parallel to the partition parts. A glue piece 78 is provided at an end part of the side surfaces 14, 16, 18, 20 in the connection direction. A central partition part 82 is connected to a side edge part of the glue piece 78 in an extending direction.SELECTED DRAWING: Figure 1

Description

The present invention relates to a packaging box for storing and transporting a plurality of products having the same shape separately.

Conventionally, there is a packaging box that can be assembled by bending and gluing a box-forming piece integrally punched from a single sheet of paper and raising it with one touch. For example, the partition box with a pocket disclosed in Patent Document 1, the packaging box disclosed in Patent Document 2, and the packaging box for tubes disclosed in Patent Document 3 are each container inside the box body. It is equipped with a partition for subdividing. A plurality of side surfaces are connected to each other on the box body forming piece of each packaging box, and a partition portion is extended at an end edge portion parallel to the connecting direction of the side surfaces at right angles to the connecting direction. There is. Then, when the box body forming piece is assembled after the bending and gluing of various parts of the box body forming piece are completed, a large number of subdivision chambers by the partition portion are formed inside the box body.

Jitsuto 2533316 JP-A-2016-130139 Japanese Unexamined Patent Publication No. 2016-78914

In the case of the above background technique, the box body forming piece intersects the connecting direction of the side surfaces because the partition portion extends orthogonally to the connecting direction at the end portion parallel to the connecting direction of the plurality of side surfaces. The length to be formed becomes large, and the blank of the box body forming piece cannot be efficiently punched out from one sheet, and the yield is not good. Further, since the lid portion of the box body and the lid piece forming the bottom portion are continuously provided at the end portions parallel to the connecting direction of the plurality of side surfaces, the lid portion and the lid portion are affected by the influence of the partition portion. There was also the problem that the bottom could not be designed freely.

The present invention has been made in view of the above-mentioned problems of the background art, and the outer shape of the box body forming piece is formed to be elongated in one direction, and the box body forming piece can be efficiently punched out from one sheet. An object of the present invention is to provide a packaging box that improves the yield.

The present invention comprises a box body forming piece in which a plurality of side surfaces and a partition portion forming an inner space of the box body formed by the side surfaces are integrally formed, and the plurality of side surfaces are described only at the end portions in the connecting direction. This is a packaging box in which a partition portion is continuously formed and a space without the partition portion is formed between the partition portion and one of the side surfaces parallel to the partition portion.

Further, a glue piece is extended at the end portion of the side surface connected to each other in the connecting direction, and a central partition portion for dividing the inside of the packaging box is provided at a side edge portion of the glue piece in the extending direction. The central partition portion is provided with a front side partition portion that divides the space between the central partition portion and the side surface.

The side surfaces connected to each other are sequentially composed of four surfaces, a back surface, a side surface, a front surface, and a side surface, and the back surface located at the end in the connecting direction is on the opposite side when the box body forming piece is in the assembled state. A glued piece to be glued is provided on the back surface of the side surface located at the end of the. A central partition portion that divides the inside of the packaging box into two substantially parallel to the back surface is provided on the side edge portion of the glued piece on the side opposite to the back surface. In the central partition portion, a front side partition portion that divides the space between the central partition portion and the front surface and a back surface side partition portion that divides the space between the central partition portion and the back surface are provided in the central partition portion. It is provided so as to intersect and project toward the front surface or the back surface.

The central partition is provided with a glued portion that is folded back to the central partition, and the central partition is provided with the front partition surrounded by a fold ruled line and a cutting line. Is provided with the back side partition portion surrounded by an intermittent cutting line.

When the back surface, the side surface, the front surface, and the side surface connected to each other are three-dimensionally raised from the folded state of the box body forming piece, the bottom portion of the packaging box is assembled with one touch. The central partition, the front partition, and the back partition can be assembled three-dimensionally with one touch.

The packaging box of the present invention is composed of a plurality of side surfaces and a box body forming piece in which a partition portion forming an inner space of the box body formed by the side surfaces is integrally formed, and is formed at an end portion in the connecting direction of the plurality of side surfaces. The partition portions are continuously formed, the outer shape of the box body forming piece is formed elongated in one direction, and the box body forming piece can be efficiently punched out from one sheet, and the yield can be improved. Since a space without a partition is formed between the partition and one of the side surfaces parallel to the partition, it is possible to store accessories such as Noh books.

It is a developed view of the box body forming piece of the packaging box of 1st Embodiment of this invention. It is a developed view which shows the assembly process of the packaging box of 1st Embodiment of this invention. It is a developed view which shows the assembly process of the packaging box of 1st Embodiment of this invention. It is a developed view which shows the assembly process of the packaging box of 1st Embodiment of this invention. It is a developed view which shows the assembly process of the packaging box of 1st Embodiment of this invention. It is a partially cutaway perspective view of the packaging box of the 1st Embodiment of this invention. It is a developed view of the box body forming piece of the packaging box of the 2nd Embodiment of this invention. It is a developed view which shows the assembly process of the packaging box of the 2nd Embodiment of this invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 6 show the first embodiment of the present invention, and the packaging box 10 of this embodiment is provided by assembling a box body forming piece 12 formed by punching a paper sheet. .. FIG. 1 is a developed view of the box body forming piece 12 as viewed from the front surface. In the box body forming piece 12, the rectangular back surface 14, the side surface 16, the front surface 18, and the side surface 20 constituting the four side surfaces are parallel to each other. They are connected in this order. The back surface 14, the side surface 16, the front surface 18, and the side surface 20 have the same length in the width direction in which they are connected, and the length in the connecting direction is such that the back surface 14 and the front surface 18 are long and substantially equal to each other. , 20 are rather short and almost equal to each other. The back surface 14, the side surface 16, the front surface 18, and the side surface 20 are separated by fold ruled lines 22, 24, and 26, respectively.

On the back surface 14, an upper lid piece 28 is provided at one end in a direction perpendicular to the connecting direction of the side surface 16 so as to be separated by a fold ruled line 30. At the end of the upper lid piece 28 opposite to the fold ruled line 30, an insertion piece 32 is further separated by a fold ruled line 34. A first bottom lid piece 36 is provided on the back surface 14 at an end opposite to the fold ruled line 30 so as to be separated by the fold ruled line 38. The first bottom lid piece 36 is formed in a trapezoidal shape with the folded ruled line 38 as the lower base, and the length from the folded ruled line 38 to the end portion 36a, which is the upper base parallel to the folded ruled line 38, is a packaging box. It is provided at a length located near the center line of the bottom portion in the assembled state of 10, that is, about half the width of the lateral surfaces 16 and 20. The portion of the end portion 36a on the side surface 16 side is provided with a substantially triangular bottom glue piece 40 separated by a fold ruled line 42. The folding ruled line 42 is provided in a direction intersecting the folding ruled line 38. The end 36a is integrally provided with a small square-shaped first bottom insertion piece 44 projecting outward from the end 36a at a position opposite to the bottom glue piece 40.

At the end of the side surface 16 adjacent to the fold ruled line 30 on the back surface 14, a trapezoidal upper flap 46 is provided separated by the fold ruled line 48. A substantially triangular bottom flap 50 is provided on the side surface 16 at the end opposite to the fold ruled line 48, separated by the fold ruled line 52. The inclined side edge portion of the bottom flap 50 adjacent to the back surface 14 is provided with a step portion 54 forming an end portion parallel to the fold ruled line 52.

Nothing is provided at the end 18a of the front surface 18 adjacent to the fold ruled line 48 of the side surface 16. At the center of the end portion 18a, an inverted trapezoidal breaking line 56 is provided toward the center of the front surface 18. The portion surrounded by the end portion 18a and the breaking line 56 is the opening portion 58, which is glued to the insertion piece 32 or taped to the upper lid piece 28 when the packaging box 10 is closed. At the end of the front surface 18 opposite to the end 18a, a second bottom lid piece 60 having the same shape as the first bottom lid piece 36 is provided separated by a fold ruled line 62. The second bottom lid piece 60 is formed in a trapezoidal shape with the fold ruled line 62 as the lower base, and the length from the fold ruled line 62 to the end portion 60a, which is the upper base parallel to the fold ruled line 62, is a packaging box. It is provided at a length located near the center line of the bottom portion in the assembled state of 10, that is, about half the width of the lateral surfaces 16 and 20. The portion of the end portion 60a on the side surface 20 side is provided with a substantially triangular bottom glued piece 64 separated by a fold ruled line 66. The folding ruled line 66 is provided in a direction intersecting the folding ruled line 62. The end 60a is integrally provided with a small square second bottom insertion piece 68 protruding outward from the end 60a at a position opposite to the bottom glue piece 64.

At the end of the side surface 20 adjacent to the end 18a of the front surface 18, an upper flap 70 having the same shape as the upper flap 46 is provided separated by a fold ruled line 72. A substantially triangular bottom flap 74 is provided on the side surface 20 at the end opposite to the fold ruled line 72, separated by the fold ruled line 76.

On the side edge of the back surface 14 opposite to the fold ruled line 22, glue pieces 78 glued to the back surface of the side surface 20 in the assembled state of the packaging box 10 are provided separated by the fold ruled line 80. There is. The glued piece 78 is formed in a trapezoidal shape in which the width in the connecting direction decreases as the distance from the fold ruled line 80 increases. A central partition 82 is formed on the side edge of the glued piece 78 on the side opposite to the fold ruled line 80 by being separated by the fold ruled line 84 and integrally connected to each other. On the side edge of the central partition 82 opposite to the fold ruled line 84, a gluing portion 86 glued to the back surface 16 in the assembled state of the packaging box 10 is provided separated by the fold ruled line 88. Has been done. The fold ruled line 88 is parallel to the fold ruled line 84.

The central partition 82 is divided into an upper portion 82a located above, a lower portion 82b located below, and a middle portion 82c located between the upper portion 82a and the lower portion 82b in the assembled state of the packaging box 10, and all of them are glued. It is formed elongated in the connecting direction between the portion 86 and the glued piece 78.

A rectangular glued portion 90 is provided at the end of the upper portion 82a adjacent to the fold ruled line 84. The gluing portion 90 is separated by a fold ruled line 92 parallel to the fold ruled line 84. The gluing portion 90 and the central portion 82c are separated by a cutting line 94 located at a right angle to the folding ruled line 84. That is, the gluing portion 90 is a rectangle surrounded by the fold ruled lines 84 and 92, the upper end portion of the central partition portion 82, and the cutting line 94. The distance between the fold ruled line 92 and the fold ruled line 88 is substantially the same as the length of the back surface 14 in the connecting direction.

Between the upper portion 82a and the middle portion 82c, four front side partition portions 96 are provided so as to be separated by a cutting line 98 and a folding ruled line 100. First, the first cutting line 98a extends diagonally from the end of the cutting line 94 opposite to the fold ruled line 84 so as to approach the upper end of the upper portion 82a, and the extended tip is bent in a U shape. It is parallel to the fold ruled line 84. Further, from the end of the cutting line 94 on the side opposite to the folding ruled line 84, the first folding ruled line 100a is provided so as to extend downward to a predetermined length in parallel with the folding ruled line 84. .. A second cutting line 98b is provided from the end of the folding ruled line 100a on the opposite side of the cutting line 94, and extends diagonally toward the upper end of the upper portion 82a of the first cutting line 98a. It passes near the tip facing downward and extends to the same height as the first cutting line 98a, and the extended tip is bent in a U shape and is parallel to the fold ruled line 84. The portion surrounded by the first cutting line 98a, the second cutting line 98b, and the first folding ruled line 100a becomes the first front side partition portion 96a. The space between the first cutting line 98a and the second cutting line 98b is left uncut. A second fold ruled line 100b is provided from the vicinity of the same height as the fold ruled line 100a of the second cut line 98b, and a third cut line 98c is provided from the end of the second fold ruled line 100b. It is provided. The portion surrounded by the second cutting line 98b, the third cutting line 98c, and the second folding ruled line 100b becomes the second front side partition portion 96b. This is repeated, and four front partition portions 96 having the same shape are provided separately. The four front side section 96s are formed side by side at right angles to the fold ruled line 84. The tip of the fifth cutting line 98d close to the fold ruled line 88 is a straight line without being bent in a U shape, and is continuous with the fold ruled line 88.

A rectangular glued portion 108 is provided at the end of the lower portion 82b adjacent to the fold ruled line 84. The gluing portion 108 is separated by a fold ruled line 110 parallel to the fold ruled line 84. The gluing portion 108 and the central portion 82c are separated by a cutting line 112 inclined with respect to the fold ruled line 84. The cutting line 112 is inclined downward as it moves away from the fold ruled line 84. The lower end of the lower portion 82b near the fold ruled line 84 is also inclined downward as the distance from the fold ruled line 84 increases. That is, the gluing portion 108 is a parallelogram surrounded by the folding ruled lines 84 and 110, the lower end portion of the central partition portion 82, and the cutting line 112. The fold ruled line 110 is located below the extension line of the fold ruled line 92, and the distance between the fold ruled line 110 and the fold ruled line 88 is substantially the same as the length of the back surface 14 in the connecting direction.

Between the middle portion 82c and the lower portion 82b, four front side partition portions 114 are provided so as to be separated by a cutting line 116 and a folding ruled line 118. First, from the end of the cutting line 112 on the side opposite to the fold ruled line 84, the first cutting line 116a extends diagonally along the extension line of the cutting line 112 so as to approach the lower end of the lower portion 82b, and extends. The protruding tip is bent in a U shape and becomes parallel to the fold ruled line 84. Further, from the end of the cutting line 112 on the side opposite to the folding ruled line 84, the first folding ruled line 118a is provided so as to extend upward to a predetermined length in parallel with the folding ruled line 84. .. A second cutting line 116b is provided from the end of the fold ruled line 118a on the opposite side of the cutting line 94, and extends diagonally toward the lower end of the lower portion 82b of the first cutting line 116a. It passes near the tip facing upward and extends to the same height as the first cutting line 116a, and the extended tip bends in a U shape and becomes parallel to the fold ruled line 84. The portion surrounded by the first cutting line 116a, the second cutting line 116b, and the first folding ruled line 118a becomes the first front side partition portion 114a. The space between the first cutting line 116a and the second cutting line 116b is left uncut. A second fold ruled line 118b is provided from the vicinity of the same height as the fold ruled line 118a of the second cut line 116b, and a third cut line 116c is provided from the end of the second fold ruled line 118b. It is provided. The portion surrounded by the second cutting line 116b, the third cutting line 116c, and the second folding ruled line 118b becomes the second front side partition portion 114b. This is repeated, and four front partition portions 114 having the same shape are provided separately. The four front partition portions 114 are formed side by side at right angles to the folding ruled line 84. The fifth cutting line 116d close to the fold ruled line 88 is a straight line perpendicular to the fold ruled line 84 and is continuous with the fold ruled line 88.

The central portion 82c of the central partition portion 82 has one end reaching the fold ruled line 84 and the other end in the vicinity of the fold ruled line 88 and slightly closer to the fold ruled line 84 than the fold ruled line 88. It reaches a cutting line 102 that is parallel to. A reinforcing ruled line 104 is provided between the folding ruled line 84 and the cutting line 102. There is a break between the cutting line 98d and the cutting line 116d of the fold ruled line 88. The gluing portion 86 is formed in a convex shape surrounded by a fold ruled line 88, a cutting line 98d, a cutting line 116d, and a cutting line 102.

A deformed quadrangular gluing portion 120 is provided at the upper end portion of the central partition portion 82 other than the gluing portion 90 of the upper portion 82a, separated by a fold ruled line 122. Four back surface side partition portions 124 are provided side by side at the end portion 120a of the gluing portion 120 on the side opposite to the fold ruled line 122. The back side partition portion 124 is provided by being separated by a straight cutting line 126 substantially perpendicular to the folding ruled line 122 and a curved cutting line 128 curved in an S shape. First, the side edge portion of the S-shaped curve is continuously formed from the end portion of the glued portion 120 near the glued portion 90 of the end portion 120a, and is provided at a position slightly away from the fold ruled line 92 from the side edge portion. The first cutting line 126a of a straight line parallel to the folded ruled line 92 is provided, reaches the tip of the cutting line 126a, and becomes the first back side partition portion 124a. A first cutting line 128, which is an S-shaped curve, is formed from the vicinity of the base end portion of the rear partition portion 124a, passes through the cutting line 126a, and extends to a position farther from the fold ruled line 92. The portion that reaches the tip of the second cutting line 126b and is surrounded by the first cutting line 128 and the second cutting line 126b becomes the second back surface side partition portion 124b. This is repeated, and four back side partition portions 124 having the same shape are provided separately. The four back side partition portions 124 are formed side by side at right angles to the folding ruled line 84. Gluing portions 130 are continuously provided around the four back partition portions 124. The gluing portion 130 is an L-shape of the four back side partition portions 124 that is continuous on the side opposite to the gluing portion 120 and the side opposite to the fold ruled line 92, and is between the adjacent back side partition portions 124. The elongated portion is also a part of the gluing portion 130.

Next, an example of the method of assembling the packaging box 10 of this embodiment will be described. Here, FIG. 1 shows the front surface of the box body forming piece 12 of the packaging box 10, and the folding method in which the front surface of the box body forming piece 12 is convex is forward-folded, and the back surface is convex. This is called reverse folding.

First, glue 132 is applied to the back surface of the gluing portion 120, the folding ruled line 122 is folded forward, and the gluing portion 120 is glued to the back surface of the upper portion 82a of the central partition portion 82 as shown in FIG. Note that FIG. 2 is a view of the back surface so that the assembly process can be understood. Next, glue 134 is applied to the surface of the glued portion 130, glue 136 is applied to the back surfaces of the glued portion 90 and the glued portion 108, and the fold ruled line 84 is folded forward, as shown in FIG. The gluing portion 90 and the gluing portion 108 are glued to the back surface of the gluing piece 78, and the gluing portion 130 is glued to the back surface of the back surface 14. Next, the fold ruled lines 38, 52, 62, 76 are folded forward, the fold ruled lines 42, 66 are further folded backward, and glue 138 is applied to the back surfaces of the bottom glue pieces 40, 64 as shown in FIG. Then, the glue 140 is also applied to the surface of the glued portion 86.

The fold ruled line 22 is folded forward, and as shown in FIG. 5, the glued portion 86 is glued to the back surface of the side surface 16, and the bottom glued piece 40 is glued to the surface of the bottom flap 50. Further, glue 142 is applied to the surface of the glued piece 78, the fold ruled line 26 is folded forward, the glued piece 78 is glued to the back surface of the side surface 20, and the bottom glued piece 64 is glued to the surface of the bottom flap 74. Will be done. As a result, the box body forming piece 12 is in the folded state, and in this state, the packaging box 10 in the folded state by the box body forming piece 12 is shipped to the factory for packaging the contained product. The order of gluing and folding may be other than the above.

Next, in the factory for accommodating and packaging the contents, the folding ruled lines 22, 24, 26, and 80 are folded forward at 90 ° to form a quadrangular box. At this time, in the upper portion 82a and the lower portion 82b of the central partition portion 82, the side fold ruled lines 92 and 110 are reverse-folded to 90 °, and the other fold ruled line 88 is normally folded to 90 °, and the back surface 14 and the front surface 18 are folded. In between, it is erected in parallel with the back surface 14 at a position close to the back surface 14 of the box body. The central portion 82c of the central partition portion 82 is separated from the upper portion 82a and the lower portion 82b, and is erected in parallel with the upper portion 82a and the lower portion 82b at a position close to the front surface 18. One end of the middle portion 82c is glued to the side surface 20 by the gluing piece 78, and the other end is glued to the side surface 16 by the gluing portion 86. Between the central portion 82c and the upper portion 82a, four front partition portions 96 are bent substantially at right angles to the central portion 82c and the upper portion 82a to form a three-dimensional structure, and the space between the central portion 82c and the upper portion 82a is 5 mag. Divide. Further, between the central portion 82c and the lower portion 82b, four front partition portions 114 are bent substantially at right angles to the central portion 82c and the upper portion 82a to form a three-dimensional structure, and the space between the central portion 82c and the lower portion 82b is formed. Divide into 5 equal parts. The front partition portions 96 and 114 coincide with each other in the vertical direction.

A gluing portion 120 is glued to the back surface of the upper portion 82a of the central partition portion 82, a gluing portion 130 is glued to the back surface of the back surface 14, and 4 between the gluing portion 120 and the gluing portion 130. The two back side partition portions 124 are bent substantially at right angles to the glued portion 120 to become three-dimensional, and the space between the glued portion 120 and the glued portion 130, that is, between the central partition portion 82 and the back surface 14. Divide the space into 5 equal parts. The front side partition portions 96 and 114 and the back side partition portion 124 are located at positions that coincide with each other with the central partition portion 82 in between.

When the packaging box 10 is assembled into a box body, the bottom glue piece 40 of the first bottom lid piece 36 is glued to the bottom flap 50, and the bottom glue piece 64 of the second bottom lid piece 60 is glued to the bottom flap 74. Therefore, the folded ruled lines 38, 52, 62, 76 that have been folded in half are automatically raised and opened at approximately 90 °, and the bottom is formed with one touch. Then, the first bottom insertion piece 44 is inserted into the back surface of the second bottom lid piece 60 and overlaps, and the second bottom insertion piece 68 is inserted into the back surface of the first bottom lid piece 36 and overlaps, and is locked to each other. The lid. As a result, the bottom portion is securely locked to maintain the shape of the bottom portion of the box body, prevent the box from returning to the folded state, and the assembled state shown in FIG. 6 is achieved. Since the bottom flap 50 is provided with the step portion 54, the lower end portion of the lower portion 82b can be avoided from passing through when the central partition portion 82 is assembled in three dimensions, and the bottom flap 50 can be assembled smoothly.

Then, the products are stored in the space divided into 10 equal parts by the central partition portion 82, the front side partition portions 96 and 114, the back side partition portion 124, and the back surface 14. A space without a partition is formed in the space between the central portion 82c of the central partition portion 82 and the front surface 18, and can accommodate an instruction manual or the like in which information about the product is described. Then, the upper flaps 46 and 70 are normally folded at 90 ° along the fold ruled lines 48 and 72, the upper lid piece 28 is normally folded at 90 ° at the fold ruled line 30, and the insertion piece 32 is normally folded at 90 ° at the fold ruled line 34. Fold it forward and insert it along the back side of the front surface 18. The opening portion 58 of the front surface 18 and the insertion piece 32 are glued to complete the packaging.

When using the product housed in the packaging box 10, the opening portion 58 of the front surface 18 is pushed to cut the breaking line 56, the insertion piece 32 is pulled up, and the upper lid piece 28 is opened and opened.

According to the packaging box 10 of this embodiment, the back surface 14, the side surfaces 16, 20, and the front surface 18 forming the box body, and the central partition portion 82, the front side partition portion 96, and the back surface side that divide the inner space of the box body. The box body forming piece 12 in which the partition portion 124 is integrally formed is formed, and the central partition portion 82, the front side partition portion 96, and the back side partition portion are formed at the end portions of the back surface 14, the side surfaces 16, 20, and the front surface 18 in the connecting direction. Since 124 is continuously formed, the outer shape of the box body forming piece 12 is formed elongated in one direction, and the box body forming piece 12 can be efficiently punched out from one sheet to improve the yield. Can be done. The central partition 82, the front partition 96, and the back partition 124 are not continuous with the upper lid piece 28, the first bottom lid piece 36, the second bottom lid piece 60, and the like that form the lid and the bottom. Also, since they are not adjacent to each other, the lid and bottom can be freely designed. The products can be reliably stored in the space divided into 10 equal parts by the front side partition portions 96 and 114, the back side partition portion 124, and the central partition portion 82, and the products do not come into contact with each other and have cushioning properties. high. Further, the space between the central portion 82c of the central partition portion 82 and the front surface 18 can accommodate an instruction manual or the like in which information about the product is described, becomes compact, and the packaging box 10 is opened. Sometimes easy for users to find. Since the central portion 82c of the central partition portion 82 is provided with a ruled line 104 for reinforcement, the central partition portion 82 is not curved and it is easy to insert products. Since the bottom flap 50 is provided with the step portion 54, the lower portion 82b of the central partition portion 82 does not hit when the central partition portion 82 is assembled in three dimensions, and the central partition portion 82 can be assembled smoothly.

Next, the second embodiment of the present invention will be described with reference to FIGS. 7 and 8. Here, the same members as those in the above embodiment are designated by the same reference numerals, and the description thereof will be omitted. The packaging box 150 of this embodiment is provided by assembling a box body forming piece 152 formed by punching out a paper sheet. FIG. 7 is a developed view of the box body forming piece 152 as viewed from the surface. In the box body forming piece 152, the rectangular back surface 14, the side surface 16, the front surface 18, and the side surface 20 are connected in this order in parallel with each other. Is formed.

A glue piece 78 that is glued to the back surface of the side surface 20 in the assembled state of the packaging box 150 is formed on the side edge portion of the back surface 14 in connection with each other, and a central partition portion 82 is formed on the side of the glue piece 78. Is formed. The central partition 82 is divided into an upper portion 82a located above, a lower portion 82b located below, and a middle portion 82c located between the upper portion 82a and the lower portion 82b in the assembled state of the packaging box 150, and the upper portion 82a and the central portion Between the 82c, four front side partition portions 96 are provided separated by a cutting line 98 and a folding ruled line 100. Between the middle portion 82c and the lower portion 82b, four front side partition portions 114 are provided so as to be separated by a cutting line 116 and a folding ruled line 118.

A deformed quadrangular gluing portion 120 is provided at the upper end portion of the upper portion 82a of the central partition portion 82, separated by a fold ruled line 122. Four back surface side partition portions 154 are provided side by side at the end portion 120a of the gluing portion 120 on the side opposite to the fold ruled line 122. The back side partition 154 has almost the same shape as the front partition 96, 114, and is provided by being separated by three cutting lines 156 and four fold ruled lines 158, and the four back side partition 154 is formed on the fold ruled line 122. On the other hand, they are formed side by side in parallel. A gluing portion 160 is provided at an end portion of the back surface side partition portion 154 on the side opposite to the fold ruled line 122. The gluing portion 160 is a rectangle that is long in the direction parallel to the fold ruled line 122, and the side edge portion close to the gluing portion 86 is wide and has a large area. At the end of the gluing portion 160 on the side opposite to the back side partition portion 154, four back side partition portions 162 are provided side by side. The back side partition 162 has almost the same shape as the back partition 154, and is provided by being separated by three cutting lines 164 and four fold ruled lines 166, and the four back side partition 162 is provided with respect to the fold ruled line 122. They are formed side by side in parallel. A gluing portion 168 is provided at an end portion of the back side partition portion 162 opposite to the gluing portion 160. The gluing portion 168 is a rectangle long in the direction parallel to the fold ruled line 122.

Next, an example of the method of assembling the packaging box 150 of this embodiment will be described. Here, FIG. 7 is a view of the front surface of the box body forming piece 152 of the packaging box 150, in which the front surface of the box body forming piece 152 is folded forward and the back surface is convex. This is called reverse folding.

First, glue 132 and glue 170 are applied to the back surfaces of the gluing portions 120 and 168, the folding ruled line 122 is folded forward, and as shown in FIG. 8, the gluing portion 120 is applied to the back surface of the upper portion 82a of the central partition portion 82. Is glued, and the glued portion 168 is glued to the back surface of the lower portion 82b. Note that FIG. 8 is a view of the back surface so that the assembly process can be understood. Next, glue 135 is applied to the surface of the glued portion 160, glue 136 is applied to each of the glued portion 90 and the glued portion 108, and the fold ruled line 84 is folded forward. The gluing portion 90 and the gluing portion 108 are glued to the back surface of the gluing piece 78, and the gluing portion 160 is glued to the back surface of the back surface 14. Next, similarly to the packaging box 10 of the first embodiment shown in FIG. 4, the fold ruled lines 38, 52, 62, 76 are folded forward, and the fold ruled lines 42, 66 are further folded back, and the bottom glued piece 40 Glue 138 is applied to the back surfaces of, 64, respectively. Glue 140 is also applied to the gluing portion 86. The fold ruled line 22 is folded forward, the glued portion 86 is glued to the back surface of the side surface 16, and the bottom glued piece 40 is glued to the surface of the bottom flap 50. Further, similarly to the packaging box 10 of the first embodiment shown in FIG. 5, glue 142 is applied to the surface of the glue piece 78, the folding ruled line 26 is folded forward, and the glue piece 78 is the back surface of the side surface 20. The bottom glue piece 64 is glued to the surface of the bottom flap 74. As a result, the box body forming piece 152 is in the folded state, and in this state, the packaging box 150 in the folded state by the box body forming piece 152 is shipped to the factory for packaging the contained product.

Next, in the factory for accommodating and packaging the contents, the folding ruled lines 22, 24, 26, and 80 are folded forward at 90 ° to form a quadrangular box. At this time, in the upper portion 82a and the lower portion 82b of the central partition portion 82, the side fold ruled lines 92 and 110 are reverse-folded to 90 °, and the other fold ruled line 88 is normally folded to 90 °, and the back surface 14 and the front surface 18 are folded. In between, it is erected in parallel with the back surface 14 at a position close to the back surface 14 of the box body. The central portion 82c of the central partition portion 82 is separated from the upper portion 82a and the lower portion 82b, one end is glued to the side surface 20 by the gluing piece 78, and the other end is glued to the side surface 16 by the gluing portion 86. Will be done. Four front partition portions 96 are three-dimensionally formed between the central portion 82c and the upper portion 82a, and the space between the central portion 82c and the upper portion 82a is divided into five equal parts. Further, four front partition portions 114 are three-dimensionally formed between the central portion 82c and the lower portion 82b, and the space between the central portion 82c and the lower portion 82b is divided into five equal parts. The front partition portions 96 and 114 coincide with each other in the vertical direction.

A gluing portion 120 is glued to the back surface of the upper portion 82a of the central partition portion 82, the gluing portion 160 is glued to the back surface 14, and four back side partitions are separated between the gluing portion 120 and the gluing portion 160. The portion 154 is bent substantially at right angles to the gluing portions 120 and 160 to become three-dimensional, and the space between the gluing portion 120 and the gluing portion 160, that is, the space between the central partition portion 82 and the back surface 14. Is divided into 5 equal parts. Further, a gluing portion 168 is glued to the back surface of the lower portion 82b of the central partition portion 82, and four back side partition portions 162 are formed between the gluing portion 160 and the gluing portion 168. It is bent at a substantially right angle to 168 to become three-dimensional, and divides the space between the gluing portion 160 and the gluing portion 168, that is, the space between the central partition portion 82 and the back surface 14 into five equal parts. The rear partition portions 154 and 162 coincide with each other in the vertical direction.

Then, the products are housed in the space divided into 10 equal parts by the front side partition portions 96 and 114, the back side partition portions 154 and 162, and the central partition portion 82 and the back surface 14. Similar to the above embodiment, a space without a partition is formed in the space between the central portion 82c of the central partition portion 82 and the front surface 18, and a manual or the like containing information about the product can be accommodated. it can. Then, the upper flaps 46 and 70 are normally folded at 90 ° along the fold ruled lines 48 and 72, the upper lid piece 28 is normally folded at 90 ° at the fold ruled line 30, and the insertion piece 32 is normally folded at 90 ° at the fold ruled line 34. Fold it forward and insert it along the back side of the front surface 18. The opening portion 58 of the front surface 18 and the insertion piece 32 are glued to complete the packaging.

According to the packaging box 150 of this embodiment, it has the same effect as that of the above-described embodiment. The rear partition portions 154 and 162 are small and can be easily raised three-dimensionally even with a weak force.

The present invention is not limited to the above embodiment, and the shape and number of the partition portions can be changed as appropriate. The positions of the glued portion and the back side partition portion that are folded back and glued to the central partition portion are continuous with the lower end portion and the glued portion on the opposite side of the glued piece, in addition to the upper end portion of the central partition portion. It may be provided. The shape, size, number, etc. of the top lid piece, bottom lid piece, and flaps can be freely changed. As the contained object, it can be used for various articles, and the number of partition portions can be appropriately changed according to the size and the number of contained items. The material of the box body forming piece can be freely selected, such as a synthetic resin other than paper, or a material obtained by laminating synthetic resin and paper. The number and length of the fold ruled line and the reinforcing ruled line can be changed as appropriate, and the fold ruled line may be provided as a break line or the like in order to facilitate bending. The space for accommodating the instruction manual or the like in which the information about the product is described may be provided at any position, and may not be necessary.

10,150 Packaging box 12,152 Box body forming piece 14 Back side 16,20 Side surface 18 Front side 40,64,78 Glued piece 82 Central partition 96,114 Front side partition 98,116,128,126,156 , 164 Cutting line 100, 118, 158, 166 Folded ruled line 86, 108, 120, 160 Glue part 124, 124a, 124b, 154, 162 Back side partition part

Claims (5)

It is composed of a plurality of side surfaces and a box body forming piece in which a partition portion forming an inner space of the box body formed by the side surfaces is integrally formed, and the partition portion is continuous only at the end portion in the connecting direction of the plurality of side surfaces. A packaging box, characterized in that a space without the partition is formed between the partition and one of the side surfaces parallel to the partition. A glue piece is extended at the end of the side surface connected to each other in the connecting direction.
A central partition that divides the inside of the packaging box is provided on the side edge portion of the glued piece in the extending direction, and the central partition provides a space between the central partition and the side surface. The packaging box according to claim 1, which is provided with a partition on the front side for partitioning. The side surfaces connected to each other are sequentially composed of four surfaces, a back surface, a side surface, a front surface, and a side surface, and the back surface located at the end in the connecting direction is on the opposite side when the box body forming piece is in the assembled state. A glued piece to be glued is provided on the back surface of the side surface located at the end of the.
A central partition portion that divides the inside of the packaging box into two substantially parallel to the back surface is provided on the side edge portion of the glued piece on the side opposite to the back surface, and the central partition portion is provided with a central partition portion. The front side partition that separates the space between the central partition and the front surface and the back side partition that separates the space between the central partition and the back surface intersect the central partition and the front surface or the front surface. The packaging box according to claim 1, which is provided so as to project toward the back surface. The central partition portion is provided with a glued portion that is folded back to the central partition portion, and the central partition portion is provided with the front side partition portion surrounded by a fold ruled line and a cutting line, and the glued portion is provided. The packaging box according to claim 3, wherein the back side partition portion is surrounded by an intermittent cutting line. When the back surface, the side surface, the front surface, and the side surface connected to each other are three-dimensionally raised from the folded state of the box body forming piece, the bottom portion of the packaging box is assembled with one touch. The packaging box according to claim 3, wherein the central partition portion, the front side partition portion, and the back side partition portion can be assembled three-dimensionally with one touch.

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