JP2012240684A - Two-piece packaging box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily separate a lid from a body box and to easily manufacture and assemble a two-piece packaging box.SOLUTION: A two-piece packaging box includes a body box 11 having a front wall 13, side walls 14 facing each other, and a rear wall 15 around a bottom wall 12, and a lid 21 having a front wall 23, side walls 24 facing each other, and a rear wall 25 around a top wall 22, wherein the rear walls 15, 25 of the body box 11 and the lid 21 adhere to each other and the packaging box is opened or closed by turning the lid 21 with respect to the body box 11. Affixing pieces 15a, 25a are provided on the rear walls 15, 25 of the body box 11 and the lid 21. The rear walls 15, 25 of the body box 11 and the lid 21 adhere to each other on the inner side of the affixing pieces 15a, 25a, respectively. When cutting cut lines 15b, 25b forming the affixing pieces 15a 25a, at least one of the affixing pieces 15a, 25a is cut off with the affixing pieces 15a, 25a affixed to each other, and the lid 21 can be separated from the body box 11.

Description

  The present invention relates to a two-piece packaging box in which a body box and a lid are integrated and opened and closed by rotating the lid with respect to the body box.

  Conventionally, in Patent Document 1 below, as this type of two-piece packaging box, as shown in FIG. 8, there is a body box 51 provided with a front wall 53, a pair of side walls 54 and a rear wall 55 around a bottom wall 52. The lid 61 is provided with a front wall 63, a pair of side walls 64 and a rear wall 65 around the top wall 62. The lower half of the rear wall 55 of the body box 51 and the side wall 64 of the rear wall 65 of the lid 61. A part that is separated from the box is attached in a band shape, and a lid 61 is rotated with respect to the body box 51 to open and close.

  Such a two-piece packaging box can use the material more efficiently than a one-piece type formed from a blank in which a body box and a lid are integrated. It is also possible to use different types of materials.

JP 52-1225080 A

  However, in this two-piece packaging box, when the product stored in the box 51 is displayed at a storefront, when the lid 61 is separated from the box 51, the adhered rear walls 55 and 65 must be peeled off. However, there is a problem of requiring great power.

  In addition, the machine suitability at the time of manufacture is not considered, and there is a problem that it takes time to assemble the product at the time of packaging.

  Therefore, an object of the present invention is to make it possible to easily separate the lid from the body box, and to facilitate manufacture and assembly.

  In order to solve the above problems, the present invention provides a body box provided with a front wall, opposing side walls and a rear wall around the bottom wall, and a lid provided with the front wall, opposing side walls and the rear wall around the top wall. In a two-piece packaging box that opens and closes the lid by rotating the lid with respect to the chest box, a paste piece is provided on the back wall of the chest box and the lid, and bonded Attach the body box and the rear wall of the lid on the inside of the piece, and cut the cut line that forms the bonded piece. At least one of the bonded pieces is cut off while the bonded pieces are bonded together. So that the lid can be separated.

  In addition, a diagonal fold line extending diagonally from the corner is put in the rear part of the side wall of the body box and the front part of the side wall of the lid, and the body box and the rear wall of the lid are bonded together with the body box and the lid being flat. The side wall of the box and the lid are bent along the oblique line, and the side wall and the rear wall of the body box are connected by bonding through the bent piece, and the front wall and the side wall of the lid are connected by bonding through the bent piece. I did it.

  In this two-piece packaging box, the lid can be separated from the body box simply by cutting the cut line that forms the bonding piece, so when exhibiting at the storefront, work that requires a large force such as peeling off the adhesive part In a simple operation, you can open the top of your box and show your products.

  In addition, since the body box and lid can be bonded in a flat state and the corners can be bonded together, it can be easily manufactured using folder gluer. Can be easily assembled from.

The figure which shows the blank of the body box and lid | cover of a 2 piece packaging box which concerns on this invention The figure which shows the adhesion state of the same body box and the lid blank The perspective view which shows a folded state same as the above Front perspective view showing the assembled lid open state Rear perspective view showing the assembled lid state as above Rear perspective view showing separation of body box and lid Rear perspective view showing a box with the lid removed The perspective view which shows the open state of the conventional 2 piece packaging box

  Embodiments of the present invention will be described below with reference to the accompanying drawings.

  As shown in FIG. 1, the two-piece packaging box is formed from a blank box 11 and a lid 21 in which a cardboard sheet is punched.

  In the blank of the body box 11, a front wall 13 is connected to one long side of the rectangular bottom wall 12, a side wall 14 is connected to both short sides, and a rear wall 15 is connected to the other long side. The front wall 13 has a structure in which an outer front plate 13a, a top plate 13b, and an inner front plate 13c are sequentially connected from the bottom wall 12 side so as to have a double structure, and the side wall 14 also has a double structure. In addition, an outer plate 14a, a top plate 14b, and an inner plate 14c are sequentially connected from the bottom wall 12 side.

  The front wall 13 is provided with locking projections 13d at both front end portions of the inner front plate 13c, and a finger-hanging recess 13e for disassembly at the center portion of the front end edge.

  On the side wall 14, a bent piece 16a is connected to the front end of the outer plate 14a, and a bent piece 16b is connected to the front end of the inner plate 14c. In addition, a folding line 14d for folding that is inclined by 45 ° with respect to the boundary with the bottom wall 12 starting from the bottom rear corner is entered, and the diagonal line 14d is a reverse ruled line pressed from the front side of the cardboard. . A locking projection 14e is provided at the rear end of the inner plate 14c, and a locking notch 14f is provided at the front end.

  Bending pieces 17 are provided on the rear wall 15 at both ends. Further, two bonding pieces 15 a are provided so as to be surrounded by a perforated cut line 15 b, and a locking hole 15 c is provided along a boundary with the bent piece 17.

  In the blank of the lid 21, a front wall 23 is provided on one long side of a rectangular top wall 22 that is slightly larger than the bottom wall 12, a side wall 24 is provided on a pair of short sides, and a rear wall 25 is provided on the other long side. Has been.

  The front wall 23 is provided with bent pieces 26 at both ends, and a finger-holding recess 23a for opening the lid is provided at the center of the front edge.

  The side wall 24 is provided with a folding line 24a for folding which is inclined by 45 ° with respect to the boundary with the top wall 22 starting from the rear end corner of the top surface. The diagonal line 24a is a reverse ruled line pressed from the front side of the cardboard. It is said that.

  On the rear wall 25, two bonding pieces 25a are provided on the inner side of the perforated cut line 25b which is curved and faces each other. The cut line 25b which forms the bonding piece 25a is entered from the front end edge of the rear wall 25, and a crease line 25c serving as a hinge is provided on the top wall 22 side of the bonding piece 25a.

  When making a box from such a blank, first, as shown in FIG. 2, the rear wall 25 of the lid 21 is bonded to the outer surface of the rear wall 15 of the body box 11 inside the bonding pieces 15a and 25a. .

  Then, as shown in FIG. 3, the pair of side walls 14 of the body box 11 are folded inward and overlapped with the bottom wall 12, folded back along the oblique fold line 14 d, and the folded piece 17 is folded inside the rear wall 15. Overlap, the rear wall 15 from the bottom wall 12 is tilted forward together with the lid 21, the bent piece 17 is attached to the folded portion of the side wall 14, and the inner front plate 13 c of the front wall 13 is bent inward and rearward.

  In addition, the pair of side walls 24 of the lid 21 are folded inward and overlapped with the top wall 22, folded back along the oblique fold line 24 a, and the folded piece 26 is folded inside the front wall 23. 23 is bent rearward, the bent piece 26 is attached to the folded portion of the side wall 24, and the flat body box 11 and the lid 21 are overlapped to form a folded state.

  Such folding and pasting operations can be performed using a folder gluer connected to a two-member paper feeder, and the packaging box after pasting is in a folded state, so the product is packed in a box. It is not bulky when transported to a business operator or when stored in a warehouse.

  On the other hand, when assembling the packaging box from the folded state and packaging the product, first, the outer plate 14a is raised from the bottom wall 12 of the body box 11 together with the rear wall 15, and the side wall 14 is bent along the oblique line 14d. Is restored, the front wall 23 and the side wall 24 are raised from the top wall 22 of the lid 21, and the bending along the oblique line 24 a of the side wall 24 is restored.

  Next, as shown in FIG. 4, in the body box 11, the top plate 14 b and the inner plate 14 c of the side wall 14 are sequentially bent inward and downward, and the locking protrusion 14 e is engaged with the locking hole 15 c of the rear wall 15. After the bent pieces 16a and 16b are bent inward, the outer front plate 13a is erected from the bottom wall 12, and the top plate 13b and the inner front plate 13c are sequentially bent inward and downward. 16b is held, and the locking protrusion 13d is engaged with the locking notch 14f.

  And when goods are stored in the body box 11, as shown in FIG. 5, the lid 21 is rotated with respect to the body box 11, and the lid 21 is closed so that the lid 21 covers the outside of the body box 11, Product boxing is complete and the product can be delivered to the retail store.

  When using the packaging box delivered in such a state to display the product at the storefront, as shown in FIG. 6, place the finger on the part facing the leading edge of the rear wall 15 as shown in FIG. When the cut line 25b is cut, the crease line 25c is turned up as a hinge. Thereby, the cut line 15b is cut while the bonding pieces 15a and 25a are bonded to each other, the bonding piece 15a is cut off from the rear wall 15, and the body box 11 and the lid 21 are separated.

  Thereafter, when the lid 21 is removed from the body box 11, as shown in FIG. 7, the body box 11 is in a tray state in which the top surface is opened while maintaining the assembled shape.

  In the two-piece packaging box as described above, the lid 21 can be separated from the body box 11 simply by cutting the cut lines 15b and 25b forming the bonding pieces 15a and 25a. It is possible to open the top of the body box 11 and display and display the product by a simple operation without performing a work requiring a large force such as peeling.

  Further, the bonding piece 25a of the rear wall 25 is swung up from the front edge of the rear wall 25 using the crease line 25c as a hinge, and the body box 11 and the lid 21 are separated by a light fingertip force. And no cutting waste is generated.

  Further, since the body box 11 and the lid 21 can be bonded in a flat state and the corner portions can be bonded together, it can be easily manufactured by folder gluer, and the product can be folded from a flat folded state. Can be easily assembled.

  In the above-described embodiment, the lid 21 covers the outside of the body box 11, but the lid 21 may be fitted inside the body box 11.

  In this case, when the bonding piece 15 a of the body box 11 is rolled, the bonding piece 25 a of the lid 21 is cut off from the rear wall 25 while the bonding pieces 15 a and 25 a are bonded together, and the lid 21 is removed from the body box 11. The cut lines 15b and 25b may be inserted so that they can be separated.

  In addition, the rectangular parallelepiped packaging box whose planar shape is a quadrangle is illustrated, but in a packaging box whose planar shape is a polygon such as a hexagon or an octagon, the structure for facilitating separation of the body box and the lid A similar configuration can be applied.

11 Body box 12 Bottom wall 13 Front wall 13a Outer front plate 13b Top plate 13c Inner front plate 13d Locking protrusion 13e Finger hook recess 14 Side wall 14a Outer plate 14b Top plate 14c Inner plate 14d Oblique folding line 14e Locking protrusion 14f Locking notch 15 Rear Wall 15a Bonding piece 15b Cut line 15c Locking holes 16a, 16b, 17 Folding piece 21 Lid 22 Top wall 23 Front wall 23a Finger hanging recess 24 Side wall 24a Diagonal folding line 25 Rear wall 25a Bonding piece 25b Cut line 25c Folding line 26 Folded pieces

Claims (2)

  A body box (11) provided with a front wall (13) around the bottom wall (12), opposing side walls (14) and a rear wall (15), and a front wall (23) around the top wall (22), It consists of a lid (21) provided with opposing side walls (24) and a rear wall (25), and the body box (11) and the rear wall (15, 25) of the lid (21) are bonded together, and the body box (11) In the two-piece packaging box that opens and closes by rotating the lid (21) with respect to the body (11) and the rear wall (15, 25) of the lid (21), a bonding piece (15a, 25a) is provided, Bonding the back wall (15, 25) of the body box (11) and the lid (21) inside the bonding piece (15a, 25a), the cut line (15b, 25b) forming the bonding piece (15a, 25a) With the cutting, the pasting pieces (15a, 25a) are stuck together so that at least one of the pasting pieces (15a, 25a) is cut off so that the lid (21) can be separated from the body box (11). A two-piece packaging box, characterized in that   In the rear part of the side wall (14) of the body box (11) and the front part of the side wall (24) of the lid (21), oblique lines (14d, 24a) extending obliquely from the corner are put, and the body box (11) and the lid (21) is flat and the chest (11) and the rear wall (15, 25) of the lid (21) are bonded together, and the side wall (14, 24) of the chest (11) and the lid (21) is slanted. Bend along the fold line (14d, 24a), connect the side wall (14) and the rear wall (15) of the body box (11) by bonding via the bent piece (17), and the front wall of the lid (21) 2. The two-piece packaging box according to claim 1, wherein the two-piece packaging box is connected to the side wall by bonding via a bent piece.

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