JP5165331B2 - Torsion-open packaging box - Google Patents

Description

  The present invention relates to a twisted-open packaging box that accommodates small products such as beverages and confectionery and opens along a sewing machine line.

Conventionally, there is a paper package that accommodates small products such as confectionery. Such a package is provided with a sewing machine wire for opening. The opening sewing line is provided at various positions depending on the opening method. For example, a paper box disclosed in Patent Document 1 that is opened by twisting is provided with a sewing machine line that communicates with three wall plates assembled in a U-shape of the box, and the remaining one wall plate Is provided with a crease line communicating with the sewing machine line. When opening the paper box, the box body is twisted in the opposite direction about the axis substantially perpendicular to the sewing machine line with the sewing machine line in between. Thereby, a sewing machine line | wire breaks and a wall board is divided | segmented and it can open. One of the divided boxes becomes a lid, and the product can be taken out from the crease line by taking it out, and the fold line can be closed again to close the opening of the box.
Japanese Patent Laid-Open No. 2003-321022

  In the case of the above-mentioned conventional patent document, since the crease line is not cut and only the three wall plates are broken and opened, the rotation angle to be twisted when opening is limited, force is required, and the box is deformed. Care must be taken and the opening operation was cumbersome.

  SUMMARY OF THE INVENTION The present invention has been made in view of the above-described problems of the prior art, and an object of the present invention is to provide a torsion-opening packaging box that can be easily opened only by twisting and can be easily opened even with a weak force. .

The present invention comprises a box-forming piece integrally punched from a single blank sheet. The box-forming piece has side faces connected in parallel to each other, and a glued piece for gluing the side faces together. The side surface and the glued piece are provided with a sewing line formed so as to make a round along the connecting direction. The sewing line includes a cutting line that cuts through the side surface, and a left uncut area. Are twist-open packaging boxes provided alternately.

Furthermore, the perforation line is divided for each of the side surfaces, in the assembled state of the box body forming member, when the connecting direction of each side and a substantially horizontal, wherein each perforation line is slightly inclined upward to the right, each In the crease line located between the side surfaces, the tip of the sewing line on the left side is positioned above the tip of the sewing line on the right side, and the tip of the pair of sewing lines is cut off. and it serves as a remaining connecting portion.

  And in the assembled state of the box-forming piece, when the screwing of the upper part located above each sewing line of the torsion-open packaging box is released with respect to the lower part located below each sewing line, Rotate to the right around the axis in the same direction. As a result, the remaining uncut portions between the cutting lines of each sewing line are cut, and the connecting portion between the sewing lines is also pulled to be cut. As a result, the twisted-open packaging box is divided into an upper part and a lower part and opened.

  Further, when the box body-forming pieces are assembled, when the connecting direction of the side surfaces is substantially horizontal, a crease line that intersects the sewing line and extends downward is provided below the sewing line on the side surface. It has been. After opening the twisting-open packaging box, the folded line is reversely folded, so that the divided lower opening can be made smaller, and the upper can be covered with the lower opening and resealed.

  The torsion-opening packaging box of the present invention can be opened simply by twisting as in the case of unscrewing the screw, and even an elderly person or an infant can easily open it with a weak force. There is no waste such as debris when opened, and disposal is easy.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 and FIG. 2 show an embodiment of the present invention. A torsional unsealing packaging box 10 of this embodiment has side surfaces 14, 16, 18, 20 assembled into a rectangular cylinder forming a box. In addition, the sewing machine wires 32, 34, 46 and 62 are formed so as to make one round. The twist-opening packaging box 10 of this embodiment is provided by assembling a box forming piece 12 formed by punching a thin paper blank sheet that can be broken by hand.

  FIG. 2 is a developed view of the box-forming piece 12 as viewed from the surface. The box-forming piece 12 has side surfaces 14, 16, 18, and 20 connected in parallel to each other. The side surfaces 14, 16, 18, and 20 have substantially the same shape, and are connected to each other in a long and narrow rectangular shape with a long width direction and a short length in the connecting direction. Further, a glued piece 22 that is glued to the back surface of the side surface 20 in the assembled state of the twisted-open packaging box 10 is provided on the side edge portion 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.

  On the side surface 14, a sewing line 32 is provided along the connecting direction of the side surfaces. The sewing machine line 32 is provided with cutting lines that penetrate through the side surface 14 and left uncut areas. The sewing machine line 32 is provided closer to one end portion 14a in the direction perpendicular to the connecting direction than the center of the side surface 14, and is slightly inclined with respect to the connecting direction of the side surfaces. The inclination direction is a direction in which the tip end portion 32b on the crease line 26 side of the sewing machine line 32 is closer to the end portion 14a than the tip end portion 32a on the crease line 24 side.

  A sewing line 34 is also provided on the side surface 16 in the same manner as the sewing line 32. The sewing line 34 is provided at the same position and angle of the side surface 16 as the position and angle of the sewing line 32 with respect to the side surface 14. The tip end portion 34b on the crease line 28 side is inclined so as to approach the end portion 16a continuous with the end portion 14a than the tip end portion 34a on the crease line 26 side adjacent to the side surface 14. The crease line 26 reaches the front end portion 23b of the sewing line 32 and the front end portion 34a of the sewing machine wire 34. The front end portion 23b is closer to the end portions 14a and 16a than the front end portion 34a, and the front end portions 23b and 34a A gap 36 is left uncut.

  A trapezoidal flap 38 is provided on the end portion 16a of the side surface 16 by being separated by a crease line 40 that coincides with the end portion 16a. A trapezoidal flap 42 is provided at the end of the side surface 16 opposite to the crease line 40 and separated by the crease line 44.

  A sewing line 46 is also provided on the side surface 18 in the same manner as the sewing line 34. The sewing line 46 is provided at the same position and angle of the side surface 18 as the position and angle of the sewing line 32 with respect to the side surface 14. The crease line 28 reaches the front end portion 34b of the sewing line 34 and the front end portion 46a of the sewing line 46, and a connection portion 36 is left between the front end portions 34b and 46a.

  A lid piece 47 is provided at the end of the side surface 18 adjacent to the crease line 40 on the side surface 16, separated by a crease line 48. An insertion piece 50 is further provided on the end of the lid piece 47 opposite to the crease line 48 and separated by a crease line 52. Short cut lines are provided at both ends of the crease line 52 so that the insertion piece 50 can be easily engaged with the flap 38 and a flap 64 described later. At the end of the side surface 18 opposite to the crease line 48, a lid piece 54 is provided by being separated by a crease line 56. An insertion piece 58 is further provided on the end of the lid piece 54 opposite to the crease line 56 and separated by a crease line 60. Short cut lines are provided at both ends of the crease line 60.

  A sewing line 62 is also provided on the side surface 20 in the same manner as the sewing line 46. The sewing line 62 is provided at the same position and angle of the side surface 20 as the position and angle of the sewing line 32 with respect to the side surface 14. The crease line 30 reaches the front end portion 46b of the sewing line 46 and the front end portion 62a of the sewing line 62, and the connection portion 36 is left uncut between the front end portions 46b and 62a.

  A trapezoidal flap 64 is provided at the end of the side surface 20 adjacent to the crease line 48 on the side surface 18 and separated by the crease line 66. A trapezoidal flap 68 is provided at the end of the side surface 20 opposite to the crease line 66 and separated by the crease line 70.

  The glued piece 22 is also provided with a sewing line 71, similar to the sewing line 32. The sewing line 71 is formed from the crease line 24 to the vicinity of the side edge portion 22 a in the connecting direction of the side surfaces of the glued piece 22. The sewing line 71 is provided at the same angle as the sewing line 32, and the leading end 71 a located on the crease line 24 is located closer to the end 14 a than the leading end 32 a of the sewing line 32 via the connecting portion 36. Yes.

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

  First, the crease line 26 is normally folded and the glue 72 is applied to the surface of the glued piece 22. Next, the crease line 30 is normally folded, and the back surface of the side surface 20 is glued to the surface of the glued piece 22 with glue 72. 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 degrees to form a rectangular box. Next, the flaps 42 and 68 are normally folded at 90 degrees with the crease lines 44 and 70, and then the lid piece 54 is normally folded at 90 degrees with the crease line 56, and the insertion piece 58 is folded with the crease line 60. The insertion piece 58 is inserted and locked on the back side of the side surface 14 to form one end. Further, the flaps 38 and 64 are folded forward at 90 degrees along the crease lines 40 and 66, the lid piece 47 is folded forward at 90 degrees along the crease line 48, and the insertion piece 50 is folded forward along the crease line 52 and inserted. The piece 50 is inserted and locked on the back side of the side surface 14 to form the other end. The order of assembling the box forming pieces 12 may be other than this, and can be changed as appropriate.

  Next, the opening method of the twist opening type packaging box 10 of this embodiment is demonstrated. FIG. 1A shows a state in which the twisted-open packaging box 10 is not opened. When standing on a table or the like with the lid piece 47 facing upward, the sewing machine wires 32, 34, 46 and 62 circulate around the side surfaces 14, 16, 18 and 20 in the horizontal direction. Here, the upper part delimited by the sewing machine lines 32, 34, 46 and 62 is the upper part 10a, and the lower part is the lower part 10b. When opening the twisted-open packaging box 10, the upper part 10a is rotated to the right around the axis in the same direction as when the screw is released from the lower part 10b. As a result, the space between the cutting lines of each of the sewing machine wires 32, 34, 46, 62 is cut, and a force acts in the direction of pulling the connecting part 36 between the sewing machines 32, 34, 46, 62, Disconnected. Thereby, as shown in FIG.1 (b), the twist open packaging box 10 is divided | segmented into the upper part 10a and the lower part 10b, and is opened.

  According to the twisted-opening packaging box 10 of this embodiment, it can be easily opened by dividing it into two parts, an upper part 10a and a lower part 10b, with a simple structure and a simple operation. The opening operation is the same as when opening the lid of the bottle, and since it is turned in the direction to release the screwing, it is a familiar operation, even for users with weak power such as elderly people and infants. Can be opened easily. When the upper part 10a is turned to the right, the connecting part 36 acts in a pulling direction and is smoothly cut. There is no debris or other debris when opened, and disposal is easy.

  In addition, as for the twist opening type packaging box 10 of this embodiment, the crease line 74 may be provided in the side surface 14, as shown in FIG. The crease line 74 is formed at the lower portion 10b of the side surface 14, passes through the center of the side surface 14 from the sewing line 32, that is, extends downward along the middle of the crease lines 24 and 26, and is the end opposite to the end portion 14a. It reaches part 14b. Similarly, crease lines 76, 78, and 80 are formed in the lower portion 10b on the side surfaces 16, 18, and 20, and reach the crease lines 44, 56, and 70 from the sewing machine lines 34, 46, and 62, respectively.

  By providing the crease lines 74, 76, 78, 80, after dividing the twist-open packaging box 10 into the upper part 10a and the lower part 10b, the side faces 14, 16, 18, 20 of the lower part 10b are respectively creased. The divided openings can be made smaller by reverse folding at 74, 76, 78, 80. The opening part of the lower part 10b can be made small and the upper part 10a can be put on the opening part and resealed. The length to the lower side of the crease lines 74, 76, 78, 80 may be a short one that does not reach the side surface 14b and the crease lines 44, 56, 70.

  The twisted-open packaging box of the present invention is not limited to the above-described embodiment, and the shape of the box can be appropriately changed according to the product to be accommodated, and the position of the sewing machine line, the space, and the connection The length of the part can be appropriately changed.

It is the perspective view (a) which shows the state before opening of the twist opening package type packaging box of one Embodiment of this invention, and the perspective view (b) which shows the state after opening. It is an expanded view of the twist-opening packaging box of this embodiment. It is an expanded view which shows the modification of the twisted-opening type packaging box of this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Torsion-opening type packaging box 12 Box forming pieces 14, 16, 18, 20 Side 22 Glued pieces 32, 34, 46, 62 Sewing line 36 Connecting portions 47, 54 Cover pieces

Claims (2)

It consists of a box-shaped piece integrally punched from one blank sheet, and this box-shaped piece has a side surface connected in parallel to each other, a glued piece for gluing the side surfaces, and the side surface. The glued piece is provided with a sewing line formed so as to make a round along the connecting direction, and the sewing line is alternately formed by cutting lines cut through the side surfaces and left uncut areas. The sewing machine lines are divided for each of the side surfaces, and when the connecting direction of the side surfaces is made substantially horizontal in the assembled state of the box-forming pieces, the sewing machine lines are slightly raised to the right. In the crease line that is inclined and located between the side surfaces, the front end of the left side sewing line is located above the front end of the right side sewing line, and the front ends of the pair of sewing lines characterized in that the connecting portion left cut parts are between Gigli opening type packaging for the box.   In the assembled state of the box-forming piece, when the connecting direction of each side surface is made substantially horizontal, a crease line that intersects the sewing line and extends downward is provided below the sewing line on the side surface. The twist-open packaging box according to claim 1.

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