JP7319814B2 - packaging box - Google Patents

Description

TECHNICAL FIELD The present invention relates to a packaging box for storing and transporting a plurality of products of the same shape in separate compartments.

2. Description of the Related Art Conventionally, there is a packaging box that can be assembled by folding a box-forming piece integrally punched out of a single sheet of paper, pasting it, and pulling it up with one touch. For example, a partition box with a pocket disclosed in Patent Document 1, a packaging box disclosed in Patent Document 2, and a tube packaging box disclosed in Patent Document 3 contain containers inside the box body. It has a partition for subdividing. A plurality of side surfaces are connected to each other on the box-forming piece of each packaging box, and a partition portion extends perpendicularly to the connecting direction at the edge portion parallel to the connecting direction of the side surfaces. there is When the box-forming pieces are assembled after the bending and gluing of the box-forming pieces are completed, a large number of sub-chambers are formed by the partitions inside the box.

Japanese Patent No. 2533316 JP 2016-130139 A JP 2016-78914 A

In the case of the above-described background art, the box-forming piece has a plurality of side surfaces at which the partitions extend perpendicularly to the connection direction at the ends parallel to the connection direction. As a result, the blanks for the box-forming pieces cannot be efficiently punched out from one sheet, resulting in a poor yield. In addition, at the ends parallel to the connection direction of the plurality of side surfaces, lid pieces forming the lid and bottom of the box are continuously provided. 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-forming piece is elongated in one direction, so that the box-forming piece can be efficiently punched out from one sheet. An object of the present invention is to provide a packaging box with improved yield.

The present invention relates to a packaging box formed from a single box-forming piece, comprising a box formed of a first lateral surface, a front surface, a second lateral surface and a rear surface, and an inner side of the box. a partition that divides the space, the partition has a central partition that divides the inner space of the box into three substantially parallel to the back, and the central partition is the third closest to the back; It is composed of one central partition and a second central partition near the front, and the space between the first central partition and the second central partition is substantially parallel to the lateral surface. The packaging box has a front side partition section for partitioning, and a back side partition section for partitioning the space between the first central partition and the back side substantially parallel to the lateral surface.

In the box-forming piece, the first lateral surface, the front surface, the second lateral surface, the back surface, and the paste piece are sequentially connected in a row, and only the ends of the paste pieces in the connection direction have: A partition forming plate integrated with a member to be the partition is connected, and the partition forming plate has a first region that is continuous with the glued piece and is continuous with one end of the first region. The first region includes a member that becomes the first and second central partitions by dividing the inside of the first region with a crease line, and the front side A member to be a partition and a first glued portion are formed, and the member to be the rear side partition is formed in the second region by dividing the inside of the second region with a folding line. , second and third glued portions are formed.

In a state in which the box-forming pieces are assembled three-dimensionally, the pasting piece is glued to the back surface of the first horizontal surface , and the first horizontal surface, the front surface, the second horizontal surface and the The back surface is continuous, the first glued part is glued to the back surface of the second lateral surface, and both ends of the first central partition and the second central partition are connected to the glued piece and the second central partition. Each is supported by the first glued part. Also, the front side partition protrudes from the first central partition toward the front, and both ends thereof are supported by the first central partition and the second central partition. Further, the second pasted portion is glued so as to overlap the first central partition, and the third pasted portion is glued to the back surface of the back surface, and the back side partition portion is glued to the first center partition. protrudes from the central partition toward the back surface, and both ends thereof are supported by the second glued portion and the third glued portion. A space without the partition is formed between the second central partition and the front face.

The central partition includes one second central partition and two first central partitions arranged above and below the second central partition, and two sets of front partitions are provided. The first set of front side partitions is supported continuously by one of the first central partition and the second central partition, and the second set of front side partitions is supported by the other of the second and the second central partition. Further, two sets of the back side partitions are provided, and the first set of the back side partitions is continuously supported by one of the first central partitions and the back side , and the second set of the back side partitions The partition can be configured to be continuously supported by the other first central partition and the back surface .

When the first horizontal surface, the front surface, the second horizontal surface, and the rear surface connected in a row are three-dimensionally raised from the folded state of the box-forming pieces, the packaging box is configured such that the central partition It is preferable that the part, the front side partitioning part and the back side partitioning part can be assembled three-dimensionally with one touch. In addition, it is preferable to have a configuration in which the bottom portion can be assembled with one touch.

The packaging box of the present invention includes a member forming the box body (first lateral surface, front surface, second lateral surface, back surface, etc.) and a member forming a partition that separates the inner space of the box (central partition part, front side partition part, back side partition part, etc.) are formed integrally with the box body forming piece, and the box body forming piece connects the first lateral face, the front face, the second lateral face, and the back face Since the partition forming plate integrating the central partition, the front partition, the back partition, etc. is continuously formed only at the end of the direction , the outer shape of the box forming piece is elongated in one direction. The box-forming pieces can be efficiently punched out from one sheet, and the yield can be improved. In the assembled state, a space without a partition is formed between the partition and the parallel front surface , so that attachments such as leaflets can be stored.

FIG. 2 is an exploded view of a box forming piece of the packaging box according to the first embodiment of the present invention; FIG. 4 is an exploded view showing an assembly process of the packaging box according to the first embodiment of the present invention; FIG. 4 is an exploded view showing an assembly process of the packaging box according to the first embodiment of the present invention; FIG. 4 is an exploded view showing an assembly process of the packaging box according to the first embodiment of the present invention; FIG. 4 is an exploded view showing an assembly process of the packaging box according to the first embodiment of the present invention; BRIEF DESCRIPTION OF THE DRAWINGS It is a partially broken perspective view of the packaging box of 1st embodiment of this invention. FIG. 4 is a developed view of a box forming piece of the packaging box of the second embodiment of the present invention; FIG. 5 is an exploded view showing an assembly process of the packaging box according to the second embodiment of the present invention;

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 to 6 show a first embodiment of the present invention. A packaging box 10 of this embodiment is provided by assembling box-forming pieces 12 formed by punching paper sheets. . FIG. 1 is an exploded view of the box-forming piece 12 seen from the surface. The box-forming piece 12 has a rectangular rear surface 14, a lateral surface 16, a front surface 18, and a lateral surface 20, which constitute four sides, which are parallel to each other. are connected in this order. The back surface 14, lateral surface 16, front surface 18, and lateral surface 20 have the same length in the width direction where they are connected. , 20 are slightly shorter and approximately equal to each other. Back 14, side 16, front 18 and side 20 are separated by crease lines 22, 24 and 26, respectively.

An upper lid piece 28 is provided on the rear surface 14 and separated by a folding line 30 at one end of the horizontal surface 16 in a direction perpendicular to the connecting direction. An inserting piece 32 is further provided at the end of the upper lid piece 28 on the side opposite to the crease line 30 so as to be separated by the crease line 34 . At the end of the back surface 14 opposite the crease line 30 , a first bottom cover piece 36 is provided separated by a crease line 38 . The first bottom cover piece 36 is formed in a trapezoidal shape with a fold line 38 as the bottom, and the length from the fold line 38 to the end 36a, which is the top bottom parallel to the fold line 38, is the same as that of the packaging box. 10 in the assembled state of the bottom portion, ie, about half the width of the lateral surfaces 16,20. Approximately triangular bottom glue pieces 40 are separated by folding lines 42 on the portion of the end portion 36a on the lateral surface 16 side. The crease line 42 is provided in a direction crossing the crease line 38 . A small rectangular first bottom insertion piece 44 projecting outward from the end portion 36a is integrally provided on the end portion 36a at a position opposite to the bottom portion pasting piece 40. As shown in FIG.

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

The edge 18a of the front face 18 adjacent to the crease line 48 of the lateral face 16 is free. An inverted trapezoidal breaking line 56 is provided at the center of the end portion 18 a toward the center of the front face 18 . A portion surrounded by the end portion 18a and the break line 56 is an 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. A second bottom lid piece 60 having the same shape as the first bottom lid piece 36 is provided at the end of the front face 18 opposite to the end 18 a , separated by a crease line 62 . The second bottom lid piece 60 is formed in a trapezoidal shape with a folding line 62 as the bottom, and the length from the folding line 62 to the end 60a, which is the upper bottom parallel to the folding line 62, is equal to the length of the packaging box. 10 in the assembled state of the bottom portion, ie, about half the width of the lateral surfaces 16,20. Approximately triangular bottom glue pieces 64 are separated by folding lines 66 on the portion of the end portion 60a on the lateral surface 20 side. The crease line 66 is provided in a direction intersecting the crease line 62 . A small rectangular second bottom insertion piece 68 projecting outward from the end portion 60a is provided integrally with the end portion 60a at a position opposite to the bottom portion pasting piece 64. As shown in FIG.

At the end of the lateral face 20 adjacent to the end 18a of the front face 18, an upper flap 70 having the same shape as the upper flap 46 is provided separated by a crease line 72. As shown in FIG. A substantially triangular bottom flap 74 is provided at the end of the lateral surface 20 opposite the crease line 72 and separated by the crease line 76 .

On the side edge of the back surface 14 opposite to the crease line 22, a glue piece 78 is provided, separated by the crease line 80, to be glued to the back surface of the lateral surface 20 in the assembled state of the packaging box 10. there is The glued piece 78 is formed in a trapezoidal shape whose width in the connecting direction becomes smaller as the distance from the crease line 80 increases. A partition forming plate, which becomes a partition in the assembled state, is connected to a side edge of the glued piece 78 opposite to the crease line 80 . The partition forming plate has a first region continuous with the glued pieces 78 and a second region continuous with one end of the first region. First, the configuration of the first area will be described. Central partitions 82 are formed on the side edges of the glued pieces 78 so as to be separated by crease lines 84 and integrally connected. On the side edge of the center partition 82 opposite to the crease line 84, a glue portion 86 to be glued to the rear surface of the lateral surface 16 in the assembled state of the packaging box 10 is provided separated by the crease line 88. It is Note that the crease line 88 is parallel to the crease line 84 .

The central partition portion 82 is divided into an upper portion 82a positioned upward in the assembled state of the packaging box 10, a lower portion 82b positioned downward, and a middle portion 82c positioned between the upper portion 82a and the lower portion 82b. 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 crease line 84. As shown in FIG. The glued portion 90 is delimited by a folding line 92 parallel to the folding line 84 . A cutting line 94 positioned perpendicular to the folding line 84 separates the glued portion 90 and the central portion 82c. That is, the glued portion 90 is a rectangle surrounded by the crease lines 84 and 92 , the upper end portion of the central partition portion 82 , and the cutting line 94 . The distance between the crease line 92 and the crease line 88 is approximately the same as the length of the back surface 14 in the connecting direction.

Between the upper part 82a and the middle part 82c, four front side partitions 96 are provided separated by cutting lines 98 and folding lines 100. As shown in FIG. First, from the end of the cutting line 94 opposite to the folding line 84, the first cutting line 98a extends obliquely so as to approach the upper end of the upper portion 82a, and the extended tip is bent into a U shape. It is parallel to the crease line 84 . In addition, a first folding line 100a extends downward for a predetermined length in parallel with the folding line 84 from the end of the cutting line 94 opposite to the folding line 84. . A second cutting line 98b is provided from the end of the crease line 100a opposite to the cutting line 94, and extends obliquely toward the upper end of the upper portion 82a, extending from the first cutting line 98a. It passes through the vicinity of the tip facing downward and extends to the same height as the first cutting line 98 a , and the extended tip is bent in a U-shape and parallel to the crease line 84 . A portion surrounded by the first cutting line 98a, the second cutting line 98b, and the first folding line 100a is the first front side partition 96a. A portion between the first cutting line 98a and the second cutting line 98b is left uncut. A second folding line 100b is provided from the second cutting line 98b near the same height as the folding line 100a, and a third cutting line 98c is provided from the end of the second folding line 100b. is provided. A portion surrounded by the second cutting line 98b, the third cutting line 98c, and the second folding line 100b is the second front side partition portion 96b. By repeating this, four front side partitions 96 having the same shape are separated and provided. The four front partition pieces 96 are formed side by side perpendicular to the crease line 84 . The tip of the fifth cutting line 98 d near the folding line 88 does not bend into a U-shape, but is straight and continues to the folding line 88 .

A rectangular glued portion 108 is provided at the end adjacent to the crease line 84 of the lower portion 82b. The glued portion 108 is delimited by a fold line 110 parallel to the fold line 84 . A cutting line 112 inclined with respect to the folding line 84 separates the glued portion 108 and the central portion 82c. The cutting line 112 slopes downward with distance from the folding line 84 . The lower end portion of the lower portion 82b near the crease line 84 is also inclined downward as the distance from the crease line 84 increases. That is, the glued portion 108 is a parallelogram bounded by the crease lines 84 and 110 , the lower end portion of the central partition portion 82 , and the cutting line 112 . The crease line 110 is positioned below the extension line of the crease line 92, and the distance between the crease line 110 and the crease line 88 is approximately the same as the length of the rear surface 14 in the connecting direction.

Between the middle part 82c and the lower part 82b, four front side partitions 114 are provided separated by cutting lines 116 and folding lines 118. As shown in FIG. First, from the end of the cutting line 112 opposite to the folding 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 part 82b. The protruded tip is bent in a U-shape and becomes parallel to the crease line 84 . In addition, a first folding line 118a is provided extending upward for a predetermined length in parallel with the folding line 84 from the end of the cutting line 112 on the side opposite to the folding line 84. . A second cutting line 116b is provided from the end of the crease line 118a opposite to the cutting line 94, and extends obliquely toward the lower end of the lower portion 82b, extending from the first cutting line 116a. It passes near the tip facing upward and extends to the same height as the first cutting line 116 a , and the extended tip is bent in a U-shape and parallel to the crease line 84 . A portion surrounded by the first cutting line 116a, the second cutting line 116b, and the first folding line 118a is the first front side partition 114a. A portion between the first cutting line 116a and the second cutting line 116b is left uncut. A second folding line 118b is provided from the second cutting line 116b near the same height as the folding line 118a, and a third cutting line 116c is provided from the end of the second folding line 118b. is provided. A portion surrounded by the second cutting line 116b, the third cutting line 116c, and the second folding line 118b is the second front side partition portion 114b. By repeating this, four front side partitions 114 having the same shape are separated and provided. The four front partitions 114 are formed side by side perpendicular to the crease line 84 . A fifth cutting line 116 d near the folding line 88 is a straight line perpendicular to the folding line 84 and continuous with the folding line 88 .

The middle portion 82c of the central partition 82 reaches the crease line 84 at one end, and the other end is near the crease line 88 and is slightly closer to the crease line 84 than the crease line 88. A cutting line 102 parallel to the is reached. A reinforcing ruled line 104 is provided between the folding ruled line 84 and the cutting line 102 . The folding line 88 is interrupted between the cutting line 98d and the cutting line 116d. The glued portion 86 is formed in a convex shape surrounded by the folding line 88, the cutting line 98d, the cutting line 116d, and the cutting line 102. As shown in FIG.

Next, the configuration of the second region of the partition forming plate will be described. Deformed quadrangular glued portions 120 separated by folding lines 122 are provided at the upper end portion of the central partition portion 82 other than the glued portion 90 of the upper portion 82a. Four back-side partitions 124 are provided side by side at the end 120a of the glued portion 120 opposite to the crease line 122 . The back side partitioning part 124 is separated by a straight cutting line 126 substantially perpendicular to the folding line 122 and a curved cutting line 128 curved in an S shape. First, an S-shaped curved side edge is continuously formed from the end of the glued portion 120 near the glued portion 90, and is provided at a position slightly away from the crease line 92 from the side edge. A first straight cutting line 126a is provided parallel to the folding line 92, reaches the tip of the cutting line 126a, and becomes the first rear side partition 124a. A first cut line 128, which is an S-shaped curve, is formed from near the base end of the back side partition 124a, passes through the cut line 126a, and extends to a position further away from the crease line 92. A portion that reaches the tip of the first cutting line 126b and is surrounded by the first cutting line 128 and the second cutting line 126b serves as the second rear side partition 124b. By repeating this, four back side partitions 124 having the same shape are provided. The four back side partitions 124 are formed side by side perpendicular to the crease line 84 . A glued portion 130 is continuously provided around the four back side partitions 124 . The glued portion 130 is L-shaped and continues to the side opposite to the glued portion 120 and the side opposite to the crease line 92 of the four rear side partitions 124, and is a portion between the adjacent rear side partitions 124. The elongated portion is also part of the pasting portion 130 .

Next, an example of a method for assembling the packaging box 10 of this embodiment will be described. Here, FIG. 1 shows the surface of the box-forming piece 12 of the packaging box 10, and the folding method that makes the surface of the box-forming piece 12 convex is normal folding, and the folding that makes the back surface convex. The folding direction is called reverse folding.

First, glue 132 is applied to the back surface of the glued portion 120, and the crease line 122 is folded forward. In addition, FIG. 2 is a view of the back side so that the assembly process can be understood. Next, glue 134 is applied to the front surface of the glued portion 130, glue 136 is applied to the rear surfaces of the glued portion 90 and the glued portion 108, and the crease lines 84 are folded forward, as shown in FIG. In addition, the glued portion 90 and the glued portion 108 are glued to the back surface of the glued strip 78 and the glued portion 130 is glued to the back surface of the back surface 14 . Next, the crease lines 38, 52, 62 and 76 are folded forward, and the crease lines 42 and 66 are reversely folded, and as shown in FIG. Then, the glue 140 is also applied to the surface of the glued portion 86 .

Folding the crease line 22 forward, the glued portion 86 is glued to the back side of the lateral face 16 and the bottom glued strip 40 is glued to the front side of the bottom flap 50 as shown in FIG. Further, glue 142 is applied to the surface of the glued piece 78, the crease line 26 is folded forward, the glued piece 78 is glued to the back surface of the lateral surface 20, and the bottom glued piece 64 is glued to the surface of the bottom flap 74. be done. As a result, the box-forming piece 12 is folded, and in this state, the packaging box 10 folded by the box-forming piece 12 is shipped to a factory for packaging the contents, which are the products. Note that the order of gluing and folding may be different from the above.

Next, at the factory where the contents are accommodated and packaged, the folding lines 22, 24, 26, and 80 are each positively folded at 90 degrees to form a square box. At this time, the upper part 82a and the lower part 82b of the central partition 82 are reversely folded at 90° on the side crease lines 92 and 110, and the other crease line 88 is forwardly folded at 90°. It is erected in parallel with the back surface 14 at a position close to the back surface 14 of the box between them. A middle portion 82c of the central partition portion 82 is separated from the upper portion 82a and the lower portion 82b and stands at a position close to the front face 18 in parallel with the upper portion 82a and the lower portion 82b. One end of the central portion 82 c is glued to the lateral surface 20 by the glue piece 78 and the other end is glued to the lateral surface 16 by the glue portion 86 . Between the central portion 82c and the upper portion 82a, four front side 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. Divide the space between (the first central partition) into 5 equal parts. Between the central portion 82c and the lower portion 82b, four front side partitions 114 are bent substantially at right angles to the central portion 82c and the upper portion 82a to form a three-dimensional structure, forming the central portion 82c (second central partition). The space between the lower part 82b (first central partition) is divided into 5 equal parts. The front partitions 96 and 114 are vertically aligned with each other.

A glued portion 120 is glued to the back surface of the upper portion 82a of the central partition portion 82, and a glued portion 130 is glued to the back surface of the back surface 14. Between the glued portions 120 and 130, 4 The two back side partitions 124 are folded substantially at right angles to the glued part 120 to form a three-dimensional space between the glued part 120 and the glued part 130, that is, the upper part 82a and the lower part of the central partition 82. The space between 82c (the first center divider) and the back surface 14 is divided into 5 equal parts. The front side partitions 96 and 114 and the rear side partition 124 are located in alignment with each other with the upper portion 82a and the lower portion 82c (first central partition) of the central partition portion 82 interposed therebetween.

When the packaging box 10 is assembled into a box body, the bottom glued piece 40 of the first bottom lid piece 36 is glued to the bottom flap 50 and the bottom glued piece 64 of the second bottom lid piece 60 is glued to the bottom flap 74. Therefore, the crease lines 38, 52, 62, 76 that have been folded in half are automatically pulled up and opened at approximately 90 degrees, and the bottom portion is formed with a single touch. The first bottom insertion piece 44 is inserted into the back surface of the second bottom lid piece 60 and overlapped, and the second bottom insertion piece 68 is inserted into the back surface of the first bottom lid piece 36 and overlapped, and locked to each other. be. As a result, the bottom is securely locked, the shape of the bottom of the box is maintained, and the box is prevented from returning to the folded state, resulting in the assembled state shown in FIG. Since the bottom flap 50 is provided with the stepped portion 54, the position through which the lower end of the lower portion 82b passes when the central partition portion 82 is assembled into a three-dimensional structure can be avoided and the assembly can be smoothly performed.

The commodities are accommodated in the spaces equally divided into 10 by the central partition 82, the front partitions 96 and 114, the rear partition 124, and the rear 14. As shown in FIG. A space without a partition is formed in the space between the central portion 82c of the central partition 82 and the front face 18, and can accommodate a manual or the like describing information about the product. Then, the upper flaps 46 and 70 are normal-folded at 90° along the crease lines 48 and 72, respectively, the upper cover piece 28 is normal-folded at 90° along the crease line 30, and the insertion piece 32 is folded at 90° along the crease line 34. It is folded forward and inserted along the back surface of the front face 18.例文帳に追加The unsealing portion 58 of the front face 18 and the insertion piece 32 are glued to complete the packaging.

When using the product housed in the packaging box 10, the breaking line 56 is cut by pushing the opening part 58 of the front face 18, and the insertion piece 32 is pulled up to open the upper lid piece 28 for opening.

The packaging box 10 of this embodiment includes members forming the box (back surface 14, lateral surfaces 16 and 20, front surface 18) and members forming partitions that separate the inner space of the box (central partition 82, The front side partition portion 96 and the rear side partition portion 124) consist of a box-forming piece 12 integrally formed with the box-forming piece 12. A partition forming plate integrating the central partition 82, the front partition 96, the back partition 124 and the like is continuously formed only in the part. Therefore , the outer shape of the box-forming piece 12 is elongated in one direction, and the box-forming piece 12 can be efficiently punched out from one sheet, and the yield can be improved. The central partition 82, the front partition 96, and the back partition 124 are not connected to the top lid piece 28, the first bottom lid piece 36, the second bottom lid piece 60, etc., which form the lid and the bottom, Also, since they are not adjacent to each other, the lid and bottom can be designed freely. The commodities can be surely accommodated in the spaces divided into 10 equal parts by the front side partition parts 96, 114, the back side partition part 124 and the central partition part 82, and the commodities will not come into contact with each other to provide cushioning. highly sexual. In addition, the space between the central part 82c (second central partition) of the central partition 82 and the front face 18 can accommodate an instruction manual or the like describing information about the product, making it compact and packaging. It is easy for the user to find when the box 10 is opened. Since the middle part 82c of the central partition 82 is provided with a reinforcing ruled line 104, the central partition 82 does not bend, making it easy to insert products. Since the bottom flap 50 is provided with the stepped portion 54, the lower portion 82b of the central partitioning portion 82 does not come into contact with the central partitioning portion 82 when the central partitioning portion 82 is assembled into a three-dimensional structure, and the assembly can be smoothly performed.

Next, a second embodiment of the invention will be described with reference to FIGS. 7 and 8. FIG. Here, members similar to those of the above-described embodiment are denoted by similar reference numerals, and descriptions thereof are omitted. The packaging box 150 of this embodiment is provided by assembling box-forming pieces 152 formed by punching paper sheets. FIG. 7 is a developed view of the box-shaped piece 152 seen from the surface. The box-shaped piece 152 has a rectangular rear surface 14, a lateral surface 16, a front surface 18, and a lateral surface 20 connected in parallel in this order. formed by

On the side edge of the back surface 14, a glued piece 78 is continuously formed to be glued to the back surface of the lateral surface 20 in the assembled state of the packaging box 150, and a partition is formed on the side of the glued piece 78 in the assembled state. A partition forming plate that becomes a part is connected. The partition forming plate has a first region continuous with the glued pieces 78 and a second region continuous with one end of the first region. In the first area, a central partition 82 is formed at the side edge of the glued piece 78 . The center partition 82 is divided into an upper portion 82a positioned above, a lower portion 82b positioned below, and a middle portion 82c positioned between the upper portion 82a and the lower portion 82b when the packaging box 150 is assembled. Between 82c, four front partitions 96 are provided separated by cutting lines 98 and folding lines 100. As shown in FIG. Between the middle part 82c and the lower part 82b, four front side partitions 114 are provided separated by cutting lines 116 and folding lines 118. As shown in FIG.

In the second area, the center partition 82 has a deformed rectangular glued portion 120 separated by a crease line 122 at the upper end of the upper portion 82a. Four back-side partitions 154 are provided side by side at the end 120a of the glued portion 120 opposite to the crease line 122 . The back side partitions 154 have substantially the same shape as the front side partitions 96 and 114, and are separated by three cutting lines 156 and four folding lines 158, and the four back side partitions 154 are provided along the folding lines 122. are formed side by side in parallel to each other. A glued portion 160 is provided at the end of the rear side partition portion 154 opposite to the crease line 122 . The glued portion 160 has a rectangular shape elongated in the direction parallel to the crease line 122, and the side edges near the glued portion 86 are widened and have a large area. Four back side partitions 162 are provided side by side at the end of the glued portion 160 opposite to the back side partitions 154 . The back side partitions 162 have substantially the same shape as the back side partitions 154, and are separated by three cutting lines 164 and four folding lines 166. They are formed side by side in parallel. A glued portion 168 is provided at the end of the back side partition portion 162 opposite to the glued portion 160 . The glued portion 168 has a rectangular shape elongated in a direction parallel to the crease line 122 .

Next, an example of a method for assembling the packaging box 150 of this embodiment will be described. Here, FIG. 7 shows the surface of the box-forming piece 152 of the packaging box 150. The folding method that makes the surface of the box-forming piece 152 convex is normal folding, and the folding that makes the back surface convex. The folding direction is called reverse folding.

First, glue 132 and glue 170 are applied to the back surfaces of the glued portions 120 and 168, and the crease line 122 is folded forward. As shown in FIG. is glued, and a glued portion 168 is glued to the back surface of the lower portion 82b. In addition, FIG. 8 is a view of the back side 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 line 84 is folded forward. The glued portion 90 and the glued portion 108 are glued to the back surface of the glued strip 78 , and the glued 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. , 64 are each coated with glue 138 . The glue 140 is also applied to the glued portion 86 . The crease line 22 is folded forward, the glued portion 86 is glued to the back surface of the lateral surface 16, and the bottom glued piece 40 is glued to the front surface of the bottom flap 50. - 特許庁Furthermore, similarly to the packaging box 10 of the first embodiment shown in FIG. , and the bottom glued strip 64 is glued to the surface of the bottom flap 74 . As a result, the box-forming piece 152 is folded, and in this state, the packaging box 150 folded by the box-forming piece 152 is shipped to a factory for packaging the product.

Next, at the factory where the contents are accommodated and packaged, the folding lines 22, 24, 26, and 80 are each positively folded at 90 degrees to form a square box. At this time, the upper part 82a and the lower part 82b of the central partition 82 are reversely folded at 90° on the side crease lines 92 and 110, and the other crease line 88 is forwardly folded at 90°. It is erected in parallel with the back surface 14 at a position close to the back surface 14 of the box between them. The middle part 82c of the central partition part 82 is separated from the upper part 82a and the lower part 82b, and one end is glued to the lateral surface 20 by the gluing piece 78, and the other end is glued to the lateral surface 16 by the gluing part 86. be done. Between the central part 82c and the upper part 82a, four front partitions 96 are three-dimensionally arranged to divide the space between the central part 82c (second central partition) and the upper part 82a (first central partition) into five equal parts. do. Four front partitions 114 are three-dimensionally arranged between the middle part 82c and the lower part 82b to equally divide the space between the middle part 82c and the lower part 82b into five. The front side partitions 96 and 114 are vertically aligned.

A glued portion 120 is glued to the back surface of the upper portion 82a of the central partition portion 82, a glued portion 160 is glued to the back surface 14, and four rear side partitions are provided between the glued portion 120 and the glued portion 160. The part 154 is folded at a substantially right angle to the glued parts 120 and 160 to become three-dimensional, and the space between the glued part 120 and the glued part 160, that is, the upper part 82a and the lower part 82c of the central partition part 82 ( The space between the first center divider) and the back surface 14 is divided into 5 equal parts. A glued portion 168 is glued to the back surface of the lower portion 82b of the central partition portion 82, and between the glued portions 160 and 168, there are four rear side partition portions 162, which are the glued portions 160, 168, and 168b. 168, the space between the glued portion 160 and the glued portion 168, that is , the upper portion 82a and the lower portion 82c (first central partition) of the central partition portion 82 and the rear surface 14. Divide the space between into 5 equal parts. The back side partitions 154 and 162 are vertically aligned with each other.

The commodities are accommodated in the spaces equally divided into 10 by the front side partitions 96 and 114, the back side partitions 154 and 162, the center partition 82, and the back side 14, respectively. In the space between the middle part 82c of the central partition part 82 and the front face 18, a space without a partition part is formed in the same manner as in the above-described embodiment, and a manual or the like describing information about the product can be accommodated. can. Then, the upper flaps 46 and 70 are normal-folded at 90° along the crease lines 48 and 72, respectively, the upper cover piece 28 is normal-folded at 90° along the crease line 30, and the insertion piece 32 is folded at 90° along the crease line 34. It is folded forward and inserted along the back surface of the front face 18.例文帳に追加The unsealing portion 58 of the front face 18 and the insertion piece 32 are glued to complete the packaging.

The packaging box 150 of this embodiment has the same effects as those of the above embodiment. The rear side partitions 154 and 162 are small and can be easily three-dimensionally raised even with a weak force.

It should be noted that the present invention is not limited to the above embodiment, and the shape and number of each partition can be changed as appropriate. In the box-forming piece, the positions of the second pasting portion and the back side partitioning portion to be glued to the central partition are not limited to the upper end of the central partition, the lower end, and the glue on the opposite side of the pasting piece. It may be provided continuously to the attached portion or the like. The shape, size, number, etc. of the upper lid piece, the bottom lid piece, each flap, etc. can be freely changed. It can be used for various articles as a container, and the number of partitions can be appropriately changed according to the size of the container and the number of containers. The material of the box-forming piece can be freely selected from a material other than paper, such as synthetic resin or a laminate of synthetic resin and paper. The number and length of crease lines and reinforcing crease lines can also be changed as appropriate, and the crease lines may be provided as break lines or the like to facilitate folding.

10, 150 packaging box 12, 152 box forming piece 14 back surface 16 lateral surface (second lateral surface)
18 Front
20 lateral surface (first lateral surface)
40, 64, 78 glued piece 82 central partition
82a upper part (first central partition)
82b lower part (first central partition)
82c central part (second central partition)
96, 114 Front side partitions 98, 116, 128, 126, 156, 164 Cutting lines 100, 118, 122, 158, 166 Folding lines
86 glued part (first glued part)
90, 108 Paste part
120, 168 glued part (second glued part)
124, 154, 162 back side partition
130, 160 glued part (third glued part)

Claims (5)

A packaging box formed from a single box-forming piece,
A box formed by a first horizontal surface, a front surface, a second horizontal surface and a rear surface, and a partition section that separates the inner space of the box,
The partition part has a central partition part that divides the inner space of the box into three parts parallel to the back surface, and the central partition part includes a first central partition close to the back surface and a first central partition close to the front surface. a second central partition, a front side partition section that divides a space between the first central partition and the second central partition in parallel with the lateral surface; and the first central partition. and a back side partition that separates the space between the back and the back in parallel with the lateral surface,
In the box-forming piece, the first lateral surface, the front surface, the second lateral surface, the back surface, and the paste piece are sequentially connected in a row, and only the ends of the paste pieces in the connection direction have: A partition forming plate that integrates the members that become the partition is connected,
The partition forming plate has a first region continuous with the glued piece and a second region continuous with one end of the first region. By dividing the inside of one region with a crease line, a member that will be the first and second central partitions, a member that will be the front side partition, and a first glued portion are formed. In the second area, the inside of the second area is divided by a crease line to form a member that will become the back side partition and second and third glued parts,
In a state in which the box-forming pieces are assembled three-dimensionally, the pasting piece is glued to the back surface of the first horizontal surface , and the first horizontal surface, the front surface, the second horizontal surface and the The back surface is continuous, the first glued part is glued to the back surface of the second lateral surface, and both ends of the first central partition and the second central partition are connected to the glued piece and the second central partition. each supported by the first glued part, the front side partition protrudes from the first central partition toward the front, and both ends thereof are supported by the first central partition and the second central partition The second glued part is glued so as to overlap the first central partition, and the third glued part is glued to the back surface of the back surface, and the back side partition part is glued to the first center partition . projecting from one central partition toward the back surface, both ends of which are supported by the second glued portion and the third glued portion, and the partition between the second central partition and the front face; A packaging box, characterized in that it forms a voidless space. The central partition includes one second central partition and two first central partitions arranged above and below the second central partition,
Two sets of the front side partitions are provided, and the first set of front side partitions is continuously supported by one of the first central partition and the second central partition, and the second set of front side partitions is supported by the first central partition and the second central partition. 2. The packaging box according to claim 1, wherein the partition part is continuously supported by the other second central partition and the second central partition. Two sets of the back side partitions are provided, and the first set of the back side partitions is continuously supported by one of the first center partitions and the back side , and the second set of the back side partitions is supported. 3. A packaging box as claimed in claim 2, wherein the two are supported contiguously with the other of said first center divider and said back surface . When the first horizontal surface, the front surface, the second horizontal surface, and the rear surface connected in a row are three-dimensionally raised from the folded state of the box-forming pieces, the packaging box is configured such that the central partition 4. The packaging box according to any one of claims 1 to 3, wherein the front-side partitioning portion and the back-side partitioning portion are three-dimensionally assembled with one touch. When the first lateral surface, the front surface, the second lateral surface and the rear surface connected in a row are three-dimensionally raised from the folded state of the box-forming pieces, the bottom of the packaging box is one-touch. 5. The packaging box of claim 4 assembled with.

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