JP2012006645A - Packaging box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packaging box that can be assembled through one-touch operation with a simple structure and can protect an object to be housed surely and cushionably.SOLUTION: The packaging box is constituted of a box body forming piece 12 in integrally punched out from one blank sheet and has sides 14, 16, 18, 20 continuously connected each other and a partitioning constituting part 36 partitioning the inside space of the box body. The packaging box has the first bottom lid piece 64 closing the one opening end of the box body, and the second bottom lid piece 116 extending from the side facing the first bottom lid piece 64 with the box body forming piece 12 assembled. The packaging box has gluing pieces 68, 120 glued to the adjacent to other bottom flaps 84, 136 in the first bottom lid piece 64 and the second bottom lid piece 116. The packaging box has cushioning pieces 72, 124 forming double bottoms of by being folded back in the end of the first bottom lid piece 64 and the second bottom lid piece 116.

Description

  The present invention relates to a packaging box for storing and transporting a plurality of identically shaped products.

  2. Description of the Related Art Conventionally, there is a packaging box that can be assembled by bending and pasting a box-forming piece integrally punched from a single blank sheet made of paper and causing it to be assembled with one touch. For example, the partition packaging box disclosed in Patent Document 1 is provided with a partition piece connected to the side surface forming the box body and partitioning the inner space of the box body, and connected to the bottom portion, the partition piece A rising piece is provided to stand along the line.

  Further, the packaging box disclosed in Patent Document 2 includes a rising partition piece in which a buffer partition piece rises substantially perpendicularly from a bottom portion in an assembled state of the packaging box, and the bottom portion that is continuous with the rising piece. An upper surface piece that is positioned substantially parallel to the upper surface piece, and a partitioning glue piece that is continuous with the upper surface piece and is glued to the side surface of the box body, separated from each other by a crease line. Is assembled. On the crease line between the upright piece and the upper face piece, a punching portion into which the contents are fitted is formed.

JP-A-10-77026 JP 2008-56262 A

  In the case of the above-mentioned Patent Document 1, the product is buffered in the horizontal direction and is not considered to be buffered in the vertical direction. In the case of Patent Document 2, it is considered that the buffer partition pieces are assembled in a box shape and protected in a buffered manner in the horizontal and vertical directions. However, since the buffer partition pieces are box-shaped, However, there is a problem that the height of the box becomes large and bulky.

  The present invention has been made in view of the above-described problems of the background art, and an object thereof is to provide a packaging box that can be assembled with a simple structure and can be protected in a shock-proof manner. And

  The present invention comprises a box-forming piece integrally punched from one blank sheet. The box-forming piece has side surfaces connected to each other and the connection when the box-forming piece is in an assembled state. A partition part for partitioning the space inside the box formed by the formed side surfaces, and a bottom for closing one open end of the box formed by the connected side surfaces when the box forming piece is in an assembled state A packaging box provided with a portion. The bottom portion includes a first bottom lid piece that is connected to the one side surface and covers a part of the bottom portion, a pair of bottom flaps extending from side surfaces on both sides of the first bottom lid piece, and the first bottom portion. A second bottom cover piece extending from a side surface facing the cover piece is provided, and the first bottom cover piece and the second bottom cover piece are provided with an adhesive piece to be glued to one of the adjacent bottom flaps. ing. At the end of the first bottom cover piece or the second bottom cover piece, a buffer piece that is folded back on the back surface of the first bottom cover piece or the second bottom cover piece to form a double bottom is separated by a crease line. It is provided.

  Further, the buffer piece is provided slightly smaller than the first bottom cover piece or the second bottom cover piece, and in the middle of the crease line separating the buffer pieces, a U-shaped cut line protruding toward the buffer piece side. Is provided. The inner portion of the score line protrudes laterally flush with the first bottom lid piece or the second bottom lid piece in the assembled state of the packaging box, and is opposed to the opposing second bottom lid piece or the first bottom lid piece. It becomes an insertion piece to be stacked and locked. The buffer piece may be provided on each of the first bottom cover piece and the second bottom cover piece. The buffer piece may be embossed with unevenness.

  The packaging box of the present invention is assembled by a simple work process, has a compact shape, is provided with a buffer piece at the bottom and a double bottom, and securely holds the contents in a cushioning manner in the vertical direction. It can be stored and transported.

It is a partial fracture perspective view of the packaging box of a first embodiment of this invention. It is an expanded view of the packaging box of 1st embodiment of this invention. It is a partial fracture perspective view of the packaging box of a second embodiment of this invention. It is an expanded view of the packaging box of 2nd embodiment of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 and 2 show a first embodiment of the present invention. A packaging box 10 according to this embodiment is formed by assembling a box-forming piece 12 formed by punching a blank sheet such as cardboard. Is formed.

  FIG. 2 is a developed view of the box-forming piece 12 as viewed from the surface. The box-forming piece 12 is provided with side surfaces 14, 16, 18, and 20 connected in parallel to each other. The side surfaces 14, 16, 18, and 20 have the same length in the connecting width direction, and the lengths in the connecting direction are substantially equal to each other when the side surfaces 14 and 18 are long, and the side surfaces 16 and 20 are slightly short and almost equal to each other. equal. Further, a glued piece 22 that is glued to the back surface of the side surface 20 in the assembled state of the packaging box 10 is provided on the side edge of the side surface 14. The glued piece 22 and the side surfaces 14, 16, 18, and 20 are divided by crease lines 24, 26, 28, and 30, respectively.

  A central partition plate 32 slightly smaller than the side surfaces 14 and 18 is formed on the side of the glued piece 22 so as to be separated by a crease line 34 and integrally connected. At the upper end portion of the central partition plate 32, a partition configuration portion 36 is provided by being separated by a crease line 38. In the partition component 36, a plate-like folded piece 40 is formed adjacent to the crease line 38, and four dog-shaped partition pieces 42 are formed from the folded piece 40. The four partition pieces 42 are adjacent to each other in parallel, and each partition piece 42 is divided by a cut line 44, and each cut line 44 is formed at a position that divides the central partition plate 32 into approximately five equal parts. . A rectangular partition support piece 46 having a long side parallel to the crease line 38 is provided at the end of the partition piece 42. Each cut line 44 reaches the vicinity of the end portion of the partition support piece 46, and the leading end portion of each cut line 44 is parallel to the end portion of the partition support piece 46. A cut line 48 is provided perpendicularly to the crease line 38 from the end of each cut line 44 on the partition support piece 46 side toward the crease line 38, and between the cut line 48 and the cut line 44. Are provided with cut-off portions on both the upper and lower sides. Further, a crease line 50 extending from the end of each scribe line 44 on the crease line 38 side in a direction away from the crease line 38 at a right angle is formed so as to reach the adjacent cut line 44.

  A crease line 52 parallel to the crease line 38 is provided in the vicinity of the center of the central partition plate 32, and the central partition plate 32 is substantially divided into two. The end of the crease line 52 near the glued piece 22 is stopped in the vicinity of the crease line 34, and a cut line 54 parallel to the crease line 34 is provided at this end of the crease line 52. The lead-in line 54 reaches the lower end 32 a opposite to the crease line 38. The lower end portion 32a of the central partition plate 32 is cut out at the corner on the glued piece 22 side. The glued piece 22 is also cut out along a lower end portion 32 a of the central partition plate 32 in an oblique line that goes upward as it gets away from the side surface 14.

  At the end of the side surface 14 adjacent to the crease line 38 of the central partition plate 32, an upper lid piece 56 is provided by being separated by a crease line 58. An insertion piece 60 is further provided on the end of the upper lid piece 56 on the side opposite to the crease line 58 and separated by a crease line 62. A first bottom cover piece 64 is provided at the end of the side surface 14 opposite to the crease line 58 and is divided by the crease line 66. The first bottom cover piece 64 is formed in a trapezoidal shape with the crease line 66 as the bottom, and the length from the crease line 66 to the end 64a which is the upper base parallel to the crease line 66 is a packaging box. The width is about half of the side surfaces 16 and 20 which are the lengths located in the vicinity of the center line of the bottom portion in the assembled state. A substantially triangular bottom gluing piece 68 is provided on the inclined side edge of the first bottom cover piece 64 adjacent to the side surface 16 and separated by a crease line 70. Further, a buffer piece 72 is provided on the end portion 64 a of the first bottom cover piece 64 by being separated by a crease line 74. The buffer piece 72 is formed in a trapezoidal shape with the crease line 74 as an upper base, and the height is smaller than that of the first bottom cover piece 64. In the middle of the crease line 74, a U-shaped cut line 76 protruding toward the buffer piece 72 is provided. An inner portion of the cut line 76 becomes an insertion piece 78 that protrudes laterally flush with the first bottom cover piece 64 in the assembled state of the packaging box 10.

  A trapezoidal upper flap 80 is provided at the end of the side surface 16 adjacent to the crease line 58 of the side surface 14 and separated by a crease line 82. A substantially triangular bottom flap 84 is provided at the end of the side surface 16 opposite to the crease line 82 and separated by the crease line 86. A stepped portion 88 that forms a side edge parallel to the crease line 86 is provided on the inclined side edge adjacent to the side surface 14 of the bottom flap 84.

  At the end of the side surface 18 adjacent to the crease line 82 on the side surface 16, a folded piece 90 is provided by being separated by a crease line 92. The folded piece 90 is a rectangle that is slightly smaller than the side surface 18. On the crease line 92, a break line 94 is formed in a rectangular shape, and a through-hole 96 is formed in a portion of the break line 94 located on the folded piece 90.

  At the end 90 a of the folded piece 90 on the side opposite to the crease line 92, a partition component 98 is provided by being separated by the crease line 100. In the partition component 98, four reverse-shaped partition pieces 102 are formed from the crease line 100, the four partition pieces 102 are adjacent to each other in parallel, and each partition piece 102 is separated by a cut line 104. Each cut line 104 is formed along the crease line 100 from a position that divides the crease line 100 into approximately five equal parts, and is separated from the crease line 100 in a curved line. A rectangular partition support piece 106 having a long side parallel to the crease line 100 is provided at the end of the partition piece 102. Each cut line 104 reaches the vicinity of the end of the partition support piece 106, and a crease line 107 perpendicular to the crease line 100 is continuously provided. Glued pieces 108 are provided on the side edge of the partition support piece 106 on the side surface 16 side, separated by a crease line 110. In the vicinity of the end of each cut line 104 on the crease line 100 side, there are a cut line 112 perpendicular to the crease line 100 and a cut line 114 that inclines toward the side face 16 as the distance from the crease line 100 increases. Is provided.

  A second bottom lid piece 116 is provided at the end of the side surface 18 opposite to the crease line 92 and separated by the crease line 118. The second bottom cover piece 116 is formed in a trapezoidal shape with the crease line 118 as the bottom, and the length from the crease line 118 to the end 116a which is the upper base parallel to the crease line 118 is the packaging box. The width is about half of the side surfaces 16 and 20 which are the lengths located in the vicinity of the center line of the bottom portion in the assembled state. On the inclined side edge adjacent to the side surface 20 of the second bottom lid piece 116, a substantially triangular bottom glued piece 120 is provided by being separated by a crease line 122. Further, a buffer piece 124 is provided at the end 116 a of the second bottom cover piece 116 by being separated by a crease line 126. The buffer piece 124 is formed in a trapezoidal shape with the crease line 126 as an upper base, and the height is smaller than that of the second bottom cover piece 116. In the middle of the crease line 126, a U-shaped cut line 128 protruding toward the buffer piece 124 is provided. The inner portion of the cut line 128 becomes an insertion piece 130 that protrudes laterally flush with the second bottom lid piece 116 in the assembled state of the packaging box 10.

  A trapezoidal upper flap 132 is provided at the end of the side surface 20 adjacent to the crease line 92 on the side surface 18 and separated by the crease line 134. A substantially triangular bottom flap 136 is provided at the end of the side surface 20 opposite to the crease line 134 and separated by the crease line 138.

  Next, an example of an assembly method of the packaging box 10 of this embodiment will be described. Here, FIG. 2 shows the surface of the box-forming piece 12 of the packaging box 10, and the folding method in which the surface of the box-forming piece 12 is convex and the back surface is convex. This is called reverse folding.

  First, the glue 140 is applied to the back surface of the folded piece 40, and the glue 142 is applied to the back surface of the folded piece 90. Then, the crease lines 38 and 92 are normally folded, and the folded piece 40 is bonded to the central partition plate 32 and the returning piece 90 is bonded to the side surface 18. Next, glue 144 is applied to the surface of the glued piece 108, the crease line 100 is folded in reverse, and the glued piece 108 is adhered to the side surface 16. Adhesive 148 is applied to the surface of the partition support piece 46, and further, adhesive 146 is applied to the back surface of the partition support piece 106. The crease line 34 is normally folded and the partition support piece 46 is bonded to the side surface 14.

  Next, the crease lines 74 and 126 are forward-folded, and the crease line 66 and the crease line 118 are further forward-folded, and at the same time, the crease lines 70 and 122 are reverse-folded, and the adhesives 150 and 152 are applied to the back surfaces of the bottom glued pieces 68 and 120. Apply. Next, glue 153 is applied to the surface of the glued piece 22. Further, the bottom flaps 84 and 136 are folded forward, the crease lines 26 and 30 are folded forward, and the partition support piece 106 of the partition component 98 is bonded to the central partition plate 32. As a result, the surface of the bottom flap 136 is glued to the back surface of the bottom glued piece 120. Further, the back surface of the bottom glue piece 68 is glued to the surface of the bottom flap 84, and the glue is completed.

  Next, in a factory or the like where products are stored and packaged, the crease lines 24, 26, 28, and 30 are each normally folded at 90 ° to form a rectangular box. At this time, the crease line 34 on the side of the central partition plate 32 and the crease line 110 on the side of the partition support piece 106 are each normally folded at 90 °, and the central partition plate 32 is a box between the side surfaces 14 and 18. It is erected along the center. The four partition pieces 42 of the partition component 36 attached to the back surface of the central partition plate 32 have the cut lines 48 forwardly folded at 90 °, and the four partition pieces 42 are in relation to the central partition plate 32. The space between the central partition plate 32 and the side surface 14 is divided into five equal parts. Then, the four partition pieces 102 of the partition component portion 98 attached to the surface of the central partition plate 32 are reversely folded at 90 ° by the crease line 107 and forwardly folded at 90 ° by the cut line 112. The partition piece 102 rises at a right angle to the central partition plate 32 and divides the space between the central partition plate 32 and the side surface 18 into five equal parts.

  When the packaging box 10 is assembled into a box, the second bottom lid piece 116 and the bottom flap 136 bonded to the second bottom lid piece 116 slide while pressing the surface of the central partition plate 32, so that the central partition plate Wake up at right angles to 32. At this time, the central partition plate 32 is easily folded forward from the crease line 52, does not hinder the movement of the first bottom cover piece 64, and has no resistance during assembly. The first bottom cover piece 64 and the second bottom cover piece 116 are raised at right angles to the side surfaces 14 and 18, respectively, and the difference between the insertion piece 78 of the first bottom cover piece 64 and the second bottom cover piece 116. The insert pieces 130 are overlapped with the second bottom cover piece 116 or the first bottom cover piece 64 facing each other, and the base ends of the insertion pieces 78 and 130 are locked to form the bottom portion. The buffer pieces 72 and 124 are folded forward and overlapped with the first bottom cover piece 64 and the second bottom cover piece 116, respectively, to form a double bottom inside the bottom portion.

  And each goods is accommodated in the space divided into 10 equally by each partition piece. The upper flaps 80 and 132 are normally folded at 90 ° along the crease lines 82 and 134, the crease lines 58 and 62 are normally folded at 90 °, and the insertion piece 60 is inserted into the side surface 18 along the folded piece 90. . The part surrounded by the break line 94 of the folded piece 90 may be glued to the insertion piece 60.

  According to the packaging box 10 of this embodiment, it is assembled by a simple work process, and a plurality of partitions that are perpendicular to the center partition plate 32 and perpendicular to the center partition plate 32 are formed in the box. At the bottom, the buffer pieces 72 and 124 are overlapped on the inside to form a double bottom, and a high buffering effect can be obtained. And since the central partition plate 32 is formed with one big member, it can suppress the rattle of goods at the upper part. The buffer piece 72 and the buffer piece 124 can be simply provided without gluing and can enhance the buffering effect of the bottom. And the height of the packaging box 10 does not become large with respect to the contents, and it becomes compact.

  Next, a second embodiment of the present invention will be described with reference to FIGS. Here, the same members as those in the above embodiment are denoted by the same reference numerals, and the description thereof is omitted. The packaging box 154 of this embodiment is formed by assembling a box-forming piece 156 formed by punching out one blank sheet such as cardboard.

  FIG. 4 is a developed view of the box-forming piece 156 as viewed from the surface, and the side surfaces 14, 16, 18, and 20 are provided in parallel with each other. Further, a glued piece 22 is provided on the side edge of the side surface 14. The glued piece 22 and the side surfaces 14, 16, 18, and 20 are divided by crease lines 24, 26, 28, and 30, respectively.

  A folded piece 158 is provided at the end of the side surface 18 by being separated by a crease line 160. The folded piece 158 has a rectangular shape slightly smaller than the side surface 18. At the end 158 a of the folded piece 158 opposite to the crease line 160, a partition component 162 is provided by being separated by the crease line 164. The partition component 162 is formed with two reverse-shaped partition pieces 166 from the crease line 164, the two partition pieces 166 are adjacent to each other in parallel, and each partition piece 166 is separated by a cut line 168. ing. The cut line 168 is formed along the crease line 164 from substantially the center of the crease line 164, and is curved away from the crease line 164. A cut line 170 perpendicular to the crease line 164 is provided in each of the inverted bent portions of the partition piece 166. A rectangular partition support piece 172 is provided at the end of the pair of partition pieces 166. The partition support piece 172 is provided on the side edge of the pair of partition pieces 166 on the side surface 16 side by being separated by a cut line 174.

  The buffer pieces 72 and 124 provided on the first bottom cover piece 64 and the second bottom cover piece 116 on the side surfaces 14 and 18 are each provided with an emboss 125 in which unevenness such as a circle is embossed.

  Next, an example of an assembly method of the packaging box 154 of this embodiment will be described. Here, FIG. 3 is a view of the surface of the box-forming piece 156 of the packaging box 154. The folding method in which the surface of the box-forming piece 156 is convex is folded forward, and the back surface is convex. This is called reverse folding.

  First, paste 176 is applied to the back surface of the folded piece 158, the crease line 160 is forwardly folded, and the folded piece 158 is bonded to the side surface 18. Next, the crease line 164 is reversely folded, and further glue 178 is applied to the back surface of the partition support piece 172. Next, the crease lines 74 and 126 are forward-folded, and the crease lines 66, 86, 118, and 138 are further forward-folded. At the same time, the crease lines 70 and 122 are reverse-folded and glues 150 and 152 are attached to the back surfaces of the bottom glued pieces 68 and 120. Apply. Next, the glue 153 is applied to the surface of the glued piece 22, and the crease lines 26 and 30 are normally folded to complete the glueing.

  Next, in a factory or the like where products are stored and packaged, the crease lines 24, 26, 28, and 30 are each normally folded at 90 ° to form a rectangular box. Then, the two partition pieces 166 of the partition configuration part 162 are reversely folded at 90 ° by the cut line 174, and are normally folded by 90 ° by the cut line 170, and the two partition pieces 166 are formed on the side surfaces 14, 18. Stands at a right angle to the space and divides the space inside the box into three equal parts. Although a small space is formed between the side surface 16 and the partition piece 166, a description of the contents or the like may be inserted therein. When the packaging box 154 is assembled into a box, the first bottom cover piece 64 and the second bottom cover piece 116 are raised at right angles to the side surfaces 14 and 18, respectively, and the insertion piece 78 of the first bottom cover piece 64. And the insertion piece 130 of the second bottom cover piece 116 are engaged with each other to form a bottom portion. The buffer pieces 72 and 124 are folded forward and overlapped with the first bottom cover piece 64 and the second bottom cover piece 116, respectively, to form a double bottom inside the bottom portion.

  Then, each product is accommodated in a space divided into two equal parts by the partition piece 166. Then, the upper flaps 80 and 132 are normally folded at 90 ° along the crease lines 82 and 134, the crease lines 58 and 62 are normally folded at 90 °, and the insertion piece 60 is formed on the back surface of the side surface 18 along the folded piece 158. Plug in.

  According to the packaging box 154 of this embodiment, it has the same effect as the first embodiment. In addition, since the buffer pieces 72 and 124 are overlapped with each other at the bottom portion to form a double bottom, and the embossing 125 is provided on the buffer pieces 72 and 124, a higher buffer effect can be obtained.

  In addition, the packaging box of this invention is not limited to the said embodiment, The shape of a buffer piece, a magnitude | size, the presence or absence of processing shapes, such as embossing, can be changed freely. The shape of the partition can also be changed as appropriate according to the shape and number of contents. A packaging box without a partition piece may be used, and only the buffer piece may be provided at the bottom to improve the cushioning property in the vertical direction.

10 Packaging Box 12 Box Forming Pieces 14, 16, 18, 20 Side 22 Glued Piece 32 Central Partition Plate 36 Partition Component 64 First Bottom Cover Piece 68, 120 Bottom Glued Piece 74, 126 Folded Line 72, 124 Buffer piece 76, 128 Cut line 78, 130 Insert piece 84, 136 Bottom flap 116 Second bottom cover piece 125 Emboss

Claims (4)

  It consists of a box-forming piece integrally punched from one blank sheet, and the box-forming piece has a side surface connected to each other and a side surface connected to each other when the box-forming piece is in an assembled state. A bottom portion that closes one open end of the formed box is provided, and the bottom portion includes a first bottom cover piece that is connected to the one side surface and covers a part of the bottom portion, and the first bottom cover. A pair of bottom flaps extending from the side surfaces on both sides of the piece, a second bottom lid piece extending from the side surface facing the first bottom lid piece, and formed on the first bottom lid piece and the second bottom lid piece And a glue piece to be glued to one of the adjacent bottom flaps is provided, and the end of the first bottom lid piece or the second bottom lid piece is folded back to the back surface of the first bottom lid piece or the second bottom lid piece. A packaging box, characterized in that a buffer piece that forms a double bottom is provided by being separated by a crease line.   The buffer piece is provided smaller than the first bottom cover piece or the second bottom cover piece, and a U-shaped cut line projecting toward the buffer piece is provided in the middle of the crease line separating the buffer pieces. The inner portion of the score line protrudes laterally flush with the first bottom cover piece or the second bottom cover piece in the assembled state of the packaging box, and faces the second bottom cover piece or The packaging box according to claim 1, wherein the packaging box is an insertion piece that is overlapped and locked on the first bottom cover piece.   The packaging box according to claim 1, wherein the buffer piece is provided on each of the first bottom cover piece and the second bottom cover piece, and the buffer piece is embossed with unevenness. The partition box for partitioning the space inside the box formed by the connected side surface when the box forming piece is in an assembled state is provided in the packaging box. Packaging box.

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