JP2011105376A - Packaging box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging box, in which trunk swell deformation caused by a finger insertion part formed for opening by pulling up a top plate portion is prevented. <P>SOLUTION: In the packaging box 10, a cut line 30 is provided at opposing two ridgelines of four ridgelines surrounding the top plate portion 11 and either one of an area close to outer edge of the top plate portion 11 forming one ridgeline intersecting opposing two ridgelines of the top plate portion 11 and a body pasting part 15 provided continuously to the side edge of a side plate portion 14 forming one ridgeline with the top plate portion 11 via a folding line is piled up on the other to be pasted and the finger insertion part 50 is formed by cutting at an outer edge covered with the other. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a packaging box.

  As shown in FIGS. 7 to 9, as the packaging box 1, the first unpacking method for enabling the contents to be taken out from the upper part of the packaging box 1 and the upper outer peripheral portion of the packaging box 1 are removed. Some of them can be used together with the second unpacking method for enabling the display. Such a packaging box 1 includes a top plate portion 1A, a first side plate portion 1B, a bottom plate portion 1C, and a second side plate portion 1D, which are formed of a single plate-like body, sequentially connected in series via a folding line. Are provided, and both end portions thereof are affixed to the body. Then, inner side flaps 1E are connected to both side edges in the width direction of the first and second side plate portions 1B and 1D via fold lines, and both side edges in the width direction of the top plate portion 1A and the bottom plate portion 1C. The outer flaps 1F are continuously connected to each other through the folding lines, and the outer flaps 1F are covered and pasted on the inner flaps 1E to form a rectangular parallelepiped box body.

  As described in Patent Document 1, the first packaging structure of the packaging box 1 includes a pair of ridge lines that are continuous with outer flaps among the four ridge lines that surround the top plate 1A of the packaging box 1. The opening cut 2 is provided, and the opening cut 3 is provided at the ridge line portion between the top plate portion 1A and the second side plate portion 1D that is affixed to the body, and is connected to the top plate portion 1A in the surface of the second side plate portion 1D. The finger pushing portion forming cut 4 is provided near the outer edge.

  In the packaging box 1, as shown in FIG. 8, the finger pressing portion forming cut 4 provided in the second side plate portion 1D is pushed in, and a finger is put into the back side of the top plate portion 1A from the pushed hole. The plate portion 1A is turned up. The top plate portion 1 </ b> A can be cut and pulled up from the opening slit 3 on the trunk and the opening slits 2 on both sides, and an opening can be formed in the upper part of the packaging box 1. The contents can be taken out from the upper opening of the packaging box 1.

  The second unpacking structure of the packaging box 1 includes the cutting tape 5 in the width direction of the first and second side plate portions 1B and 1D of the packaging box 1 and the entire area of the inner flap 1E connected to both side edges thereof. An I-shaped cut notch 6 that has been cut up to the cut tape 5 is provided at the portion where the cut tape 5 of the side plate portions 1B and 1D is attached. Moreover, in the outer side flap 1F coat | covered on these inner side flaps 1E, the part corresponding to the cut tape 5 provided in the inner side flap 1E is pinched | interposed by two parallel perforations etc. A strip-shaped opening piece (zipper) 9 is provided.

  In the packaging box 1, as shown in FIG. 9, the cut tape 5 attached to the first side plate portion 1 </ b> B and the second side plate portion 1 </ b> D is pulled from the cut cut 6, 2 side plate parts 1B and 1D, the inner side flap 1E, and the outer side flap 1F are cut | disconnected up and down in the part of the cut tape 5 and the opening piece 9. FIG. Thereby, if the packaging box 1 is divided | segmented up and down and the upper half part of the packaging box 1 is pulled up and removed, the content mounted in 1 C of bottom-plate parts in the lower half part of the packaging box 1 can be displayed with respect to the circumference | surroundings. .

Shokai 60-184828

  In the packaging box 1 shown in FIG. 7, a finger pressing portion forming cut 4 for lifting and opening the top plate portion 1A is cut and formed in the second side plate portion 1D. When the packaging box 1 is stacked at the storage and transportation stage, the stacked load is supported by the side plate portion, but the two side plate portions 1B and 1D connected from the top plate are covered with other reinforcing surface materials or the like. It is formed of a single plate material that is not broken, and the finger pressing portion forming cut 4 is cut and provided in the second side plate portion 1D. For this reason, there is a risk of causing a swollen deformation due to the stacked load centering on the weakened portion provided with the finger pushing portion forming cut 4.

  Furthermore, in the packaging box 1 shown in FIG. 7, the cut line 6 is cut and formed in the first and second side plate portions 1B and 1D. Similar to the finger pushing portion forming cut 4, the cut cut 6 is also cut and formed in one plate material portion not covered with another reinforcing surface material or the like, so that the cut cut 6 is provided. There is a risk of causing a swollen deformation due to the stacked load centering on the weakened portion.

  An object of the present invention is to prevent a swollen deformation caused by a finger insertion portion when a finger insertion portion for lifting and opening the top plate portion is cut and formed in the packaging box.

  Another object of the present invention is to prevent bulging deformation caused by the opening tongue piece when the opening tongue piece for opening the box is divided into upper and lower parts in the packaging box. .

  According to the first aspect of the present invention, the top plate portion, the first side plate portion, the bottom plate portion, and the second side plate portion, which are formed of a single plate-like body, are successively connected in series via a folding line, The inner flaps are connected to each side edge in the width direction along the connecting portion between the top plate portion or the bottom plate portion in each of the first and second side plate portions via folding lines. In addition, outer flaps are continuously provided on both side edges in the width direction along the connecting portion of the top plate portion and the bottom plate portion with the first or second side plate portion via folding lines, respectively. A packaging box formed by coating an outer flap on a flap and pasting it to form a rectangular parallelepiped box body, and among the four ridge lines surrounding the top plate, An opening cut is provided to form one ridge line portion that intersects the two opposite ridge line portions of the top plate portion. Either one of the region near the outer edge of the top plate portion and the body pasting portion connected to the side edge of the side plate portion that forms the one ridge line portion together with the top plate portion via a fold line, It is formed by cutting and forming a finger slot on the other outer edge covered with one of them.

  According to the present invention, in the packaging box, when the finger insertion portion for lifting and opening the top plate portion is cut and formed, it is possible to prevent torsional deformation due to the finger insertion portion. Further, according to the present invention, in the packaging box, when the opening tongue piece for dividing the box into upper and lower parts is cut and formed, it is possible to prevent the swollen deformation caused by the opening tongue piece. .

FIG. 1: shows the 1st unpacking method of the packaging box of 1st Embodiment, (A) is the perspective view seen from the front front before opening, (B) is the perspective view which shows the peeling process of a top-plate part. (C) is a perspective view showing an unsealed state in which the top plate portion is pulled up. FIG. 2 shows a second unpacking method of the packaging box, (A) is a perspective view seen from the side before opening, (B) is a perspective view showing the peeling process of the outer flap, and (C) is an outer flap. It is a perspective view which shows the opening process of an inner flap. FIG. 3 shows a second unpacking method of the packaging box after the opening process of FIG. 2, (A) is a perspective view showing an opened state in which the box is divided vertically, and (B) is a display state of contents FIG. FIG. 4 is an exploded view of the packaging box of the first embodiment. FIG. 5: shows the 1st unpacking method of the packaging box of 2nd Embodiment, (A) is the perspective view seen from the front front before opening, (B) is the perspective view which shows the peeling process of a top-plate part. (C) is a perspective view showing an unsealed state in which the top plate portion is pulled up. FIG. 6 is a development view of the packaging box. FIG. 7 is a perspective view showing a conventional example. FIG. 8 shows a first unpacking method of the packaging box, (A) is a perspective view as seen from the front before opening, (B) is a perspective view showing the opening process of the top plate part, and (C) is a top plate. It is a perspective view which shows the unsealed state which pulled up the part. FIG. 9 shows a second unpacking method of the packaging box, (A) is a perspective view showing the opening process of the outer flap and the inner flap, (B) is a perspective view showing the opening process of the outer flap and the inner flap, C) is a perspective view showing an opened state in which the box is divided into upper and lower parts.

  Hereinafter, the present invention will be specifically described with reference to the drawings. In the drawings, the same reference numerals represent the same or equivalent components.

  The packaging box 10 according to the first embodiment shown in FIGS. 1 to 3 is assembled and formed from a single cardboard (or other plate-like body such as paperboard) as a raw material. Etc. can be accommodated. A plurality of packaging boxes 10 can be transported and stored in a stacked manner. The packaging box 10 is opened by the first unpacking method shown in FIG. 1 so that the contents can be taken out from the top, or is opened by the second unpacking method shown in FIGS. 2 and 3 and the contents are displayed. Can be used.

  The packaging box 10 is manufactured from a developed material of a plate-like body P as shown in FIG.

  As shown in FIG. 4, the plate-like body P for manufacturing the packaging box 10 is a continuous portion in which the top plate portion 11, the first side plate portion 12, the bottom plate portion 13, and the second side plate portion 14 are formed by bending lines. They are sequentially connected in series via 12A, 13A, and 14A. In the plate-like body P, a cylinder pasting portion 15 is connected to the second side plate portion 14 via a connecting portion 15A made of a fold line, and a top plate portion 11 of the ceiling plate portion 11 described later is placed on the cylinder pasting portion 15. The surface peeling pieces 40 are stacked so that the body can be pasted.

  In the trunk pasting portion 15, finger insertion portions 50 are cut and formed at two locations on the outer edge facing the continuous portion 15 </ b> A. The finger insertion part 50 is composed of a concave cutout part 51 cut into the outer edge of the body pasting part 15, and is covered by the top surface peeling piece 40 of the top plate part 11 when the plate-like body P is assembled as the packaging box 10. It will be broken. In the embodiment shown in FIG. 4, two finger insertion portions 50 are formed, but one or a plurality of finger insertion portions 50 may be provided.

  Further, both side edges of the first side plate portion 12 in the width direction along the continuous portion 12A with the top plate portion 11 in the first side plate portion 12 are respectively connected via the continuous portions 22A and 22A made of bending lines. Inner flaps 22 and 22 are provided continuously. On the both side edges of the first side plate portion 14 in the width direction along the connecting portion 14A with the bottom plate portion 13 in the second side plate portion 14, inner flaps 24 are provided via connecting portions 24A and 24A each consisting of a fold line. , 24 are continuously provided.

  Further, both side edges of the top plate portion 11 in the width direction along the continuous connection portion 12A with the first side plate portion 12 in the top plate portion 11 are respectively connected to the outside through the continuous portions 21A and 21A made of folding lines. The flaps 21 and 21 are provided continuously. Outer flaps 23, 23 are provided on both side edges of the bottom plate part 13 in the width direction along the continuous connection part 14 </ b> A with the second side plate part 14 in the bottom plate part 13 via continuous connection parts 23 </ b> A, 23 </ b> A each consisting of a folding line. Are connected. Each outer flap 23 is formed with a strip-like side surface peeling piece (zipper) 70 in parallel with the connecting portion 23 </ b> A with the bottom plate portion 13. In the present embodiment, the strip-shaped side surface peeling piece (zipper) 70 extends over the entire region in the longitudinal direction so as to be parallel to the connecting portion 23 </ b> A at a substantially central position of the outer flap 23.

The packaging box 10 is formed by assembling the plate-like body P according to the following procedures (1) and (2).
(1) The first and second side plate portions 12 and 14 on both sides of the bottom plate portion 13 are raised, the inner side flaps 22 and 22 on both the left and right sides of the first side plate portion 12 are folded, and the second side plate portion 14 Fold the inner flaps 24, 24 on the left and right sides. Next, the outer side flaps 23 and 23 on both the left and right sides of the bottom plate portion 13 are folded, and the outer side flaps 23 are covered and pasted on the lower halves of the inner side flaps 22 and 24 to form an open top box.

  (2) After the contents are housed in the box of (1) above, the top plate portion 11 is placed on the trunk pasting portion 15 bent from the continuous portion 15A on the upper edge of the second side plate portion 14. Paste it over the top. Furthermore, the outer side flaps 21 and 21 on both the left and right sides of the top plate portion 11 are folded, and the outer side flaps 21 are covered and pasted on the upper halves of the inner side flaps 22 and 24.

  Hereinafter, the 1st and 2nd unpacking structure of the packaging box 10 is demonstrated. The first unpacking structure enables the above-described first unpacking method (FIG. 1), and the second unpacking structure performs the above-described second unpacking method (FIGS. 2 and 3). It is what makes it possible.

(First unpacking structure) (FIGS. 1 and 4)
The first unpacking structure is composed of the following structures (i) to (iv).
(i) In the packaging box 10, among the four ridge line portions surrounding the top plate portion 11, two opposed ridge line portions (along the continuous portion 21A between the top plate portion 11 and the outer side flaps 21 and 21 on both sides) Opening cuts 30 and 30 are provided in the ridge line portion, and one ridge line portion (the top plate portion 11 and the second side plate portion 14 intersects) the two opposite ridge line portions of the top plate portion 11 intersect. A strip-shaped top surface peeling piece (zipper) 40 is provided on a portion near the outer edge of the top plate portion 11 forming the ridge line portion).

  Each unsealing cut 30 includes a perforation 31 along a continuous portion 21 </ b> A with the outer flap 21 at the side edge of the top plate portion 11.

  The top surface peeling piece 40 has a belt-like shape sandwiched between an outer edge that is a free end of the top plate portion 11 and a perforation 41 that is parallel to the outer edge. In the top surface peeling piece 40, both end portions in the direction along the outer edge of the top plate portion 11 are rounded and separated from the outer side flap 21 by the connecting portion 21A with the outer side flap 21 so that it can be easily pinched by human hands. ing. One end portion of the top surface peeling piece 40 is manually picked up, and the top surface peeling piece 40 can be peeled off from the body attaching portion 15 attached according to the following (ii).

  (ii) When the top plate part 11 is overlaid and pasted on the body pasting part 15 in the assembly procedure (2) of the packaging box 10 described above, the top surface peeling piece 40 of the top board part 11 is attached to the top plate part 11. In addition, the above-mentioned (i) is covered on the body pasting portion 15 which is continuously provided on the side edge of the second side plate portion 14 which forms one ridge line portion via a continuous portion 15A formed of a fold line. Pasted. The top surface peeling piece 40 of the top plate portion 11 is covered and pasted on the body pasting portion 15.

  (iii) The outer edge of the body pasting portion 15 facing the connecting portion 15A with the second side plate portion 14 and at two locations on the outer edge covered by the top surface peeling piece 40 of the top plate portion 11 The finger insertion part 50 is cut and formed.

  The finger insertion part 50 is composed of a concave cutout part 51 that is cut and formed at the outer edge of the body pasting part 15 that is covered with the top surface peeling piece 40 of the top plate part 11. The finger insertion part 50 which consists of the concave notch part 51 is formed so that it may appear when the top surface peeling piece 40 is peeled off from the trunk | drum pasting part 15 (refer FIG.1 (B)).

  (iv) Further, in this embodiment, a cut-out cut 60 is provided in a portion along the connecting portion 15 </ b> A with the second side plate portion 14 in the barrel pasting portion 15, and after the top plate portion 11 is opened, the barrel pasting portion 15 is cut out from the continuous portion 15 </ b> A with the second side plate portion 14, so that an upper opening having a rectangular shape can be formed in the upper portion of the packaging box 10. The cut 60 for excision includes a perforation 61.

  The perforations 31, 41, 61 of the opening cuts 30, the top surface peeling pieces 40, and the cutting cuts 60 described above are formed by intermittently extending the cut portions penetrating the plate-like body P. Say. However, the perforations 31, 41, 61 may be replaced with ones that are formed by continuously or intermittently extending a half-cut portion that does not penetrate the plate-like body P.

  In the packaging box 10, as shown in FIG. 1B, the top surface peeling piece 40 that is a part of the top plate portion 11 is pinched and pulled up, and the top surface peeling piece 40 is pulled along the perforation 41. While being separated from the remaining part of the part 11, it is peeled off from the body pasting part 15. Thereby, the finger insertion part 50 (concave notch part 51) provided in the trunk | drum pasting part 15 appears outward. Therefore, when a finger is put into the finger insertion part 50 (concave notch part 51) and the above-mentioned remaining part of the top panel part 11 is pulled up, the remaining part of the top panel part 11 is formed on the opening cuts 30 and 30 on both sides. Cut from the outer flaps 21, 21 on both sides along the perforation 31, an opening is formed at the top of the packaging box 10. The contents can be taken out from the upper opening of the packaging box 10. Here, the size of the concave notch 51 is not limited so long as it allows the opening operation of the top plate 11 by inserting a finger when the top surface peeling piece 40 is peeled off. Does not matter.

  Therefore, according to the packaging box 10, the finger insertion portion 50 for lifting and opening the top plate portion 11 is formed by cutting the outer edge of the body pasting portion 15 covered by the top surface peeling piece 40 of the top plate portion 11. . The body pasting part 15 in which the finger insertion part 50 is cut and formed is a face material different from the side plate parts 12 and 14 and the like that should support the stacked load when the packaging boxes 10 are stacked, and the top plate part. It is also a face material reinforced with a double structure covered with 11 top surface peeling pieces 40. That is, in the packaging box 10, the finger insertion part 50 for lifting and opening the top plate part 11 is cut and formed in the body pasting part 15 covered with the top surface peeling piece 40 of the top plate part 11, so that By reinforcing the body pasting portion 15 provided with the finger insertion portion 50 with the top surface peeling piece 40 of the top plate portion 11 without weakening the side plate portions 12, 14 and the like to support the load, the finger insertion portion It is possible to prevent the swollen deformation caused by 50.

(Second packaging structure) (FIGS. 2, 3, and 4)
The second packing structure is composed of the following structures (i) to (iii).
(i) In the packaging box 10, at least one of the top plate portion 11 and the bottom plate portion 13, in this embodiment, the outer flap 23 connected to both side edges of the bottom plate portion 13 is connected to the bottom plate portion 13 of the outer flap 23. Band-shaped side peel pieces (zippers) 70 and 70 are formed in parallel with the installation portion 23A.

  Each side peeling piece 70 is formed by two perforations 71 and 72 that are parallel to each other over the entire area in the longitudinal direction along the connecting portion 23A of the outer flap 23 with the bottom plate portion 13 in the plane of the outer flap 23. Forms a band. The perforations 71 and 72 are formed by intermittently extending cut portions penetrating the plate-like body P. In addition, the perforations 71 and 72 can be replaced with a half-cut portion that does not penetrate the plate-like body P and that extends continuously or intermittently.

  (ii) The inner flaps 22 and 24 connected to both side edges of the first and second side plate portions 12 and 14 are opposed to the continuous portions 22A and 24A connected to the side plate portions 12 and 14, respectively. An opening tongue piece 80 is cut and formed on the side edge, which is the side edge covered with the side peeling piece 70 of the outer flap 23.

  The opening tongue piece 80 is formed by two parallel cut lines 81 and 82 that are cut and formed at the respective side edges of the respective inner flaps 22 and 24 that are covered by the side peeling pieces 70 of the outer flap 23. . The opening tongue piece 80 is a portion sandwiched between the cut line 81 and the cut line 82.

  (iii) In the width direction of the first side plate portion 12, the opening tongue piece 80 of each inner flap 22 is pulled up to the entire area of the first side plate portion 12 and the inner side flaps 22 and 22 connected to both side edges thereof. Then, an opening guide line portion 90 starting from the portion to be cut open is attached and extended.

  Similarly, in the width direction of the second side plate portion 14, the opening tongue piece 80 of each inner flap 24 is pulled up over the entire area of the second side plate portion 14 and the inner side flaps 24, 24 connected to both side edges thereof. Then, an opening guide line portion 90 starting from the portion to be cut open is attached and extended.

  The opening guide line portion 90 is formed of a narrow cut tape 91 that is adhered to the inner surfaces of the first side plate portion 12 and the inner flap 22 or the inner surfaces of the second side plate portion 14 and the inner flap 24. Here, the opening guide line portion 90 may be a half-cut portion that does not pass through two parallel plate-like bodies P or a band-like line portion that is sandwiched by perforations that pass through the plate-like body P intermittently. good.

  In the packaging box 10, as shown in FIGS. 2 and 3, the side peeling piece 70 formed on the outer flap 23 is provided on either one of the outer flaps 23 connected to the bottom plate portion 13. The outer flaps 23 are peeled off from the inner flaps 22 and 24. Thereby, the opening tongue piece 80 (cut lines 81 and 82) provided on the side edges of the inner side flaps 22 and 24 appears outward. Therefore, the opening tongue piece 80 of the inner flaps 22 and 24 is pinched together with the opening guide line portion 90 (cut tape 91) attached to the inner flaps 22 and 24, and the opening tongue piece 80 and the opening guide piece are opened. By pulling out the line part 90 to the outside, the first side plate part 12 and the inner side flap 22, the second side plate part 14 and the inner side flap 24 are cut up and down at the part of the opening guide line part 90. Thereby, the packaging box 10 is divided into upper and lower parts, and if the upper part on the top plate part 11 side of the packaging box 10 is pulled up and removed from the lower part on the bottom plate part 13 side, the lower part on the bottom plate part 13 side becomes a tray shape, The contents placed on the bottom plate part 13 can be displayed to the surroundings.

  Therefore, according to the packaging box 10, the opening guide wire part 90 (cut tape 91) attached to the first side plate part 12 and the second side plate part 14 is pulled, and the packaging box 10 is divided into upper and lower parts. An opening tongue piece 80 for opening is cut and formed on the side edges of the inner flaps 22 and 24 covered by the side peeling pieces 70 of the outer flap 23. The inner flaps 22 and 24 into which the opening tongue piece 80 is cut are formed into a face material reinforced by a double structure covered by the outer flap 23. That is, in the packaging box 10, an opening tongue piece 80 for dividing the packaging box 10 into upper and lower parts is cut into the inner flaps 22, 24 to support the stack load, and the inner flaps 22, 24 are formed. 24 is covered and reinforced by the side peeling pieces 70 of the outer flap 23, so that the swollen deformation due to the opening tongue piece 80 can be prevented.

  5 and 6 show a packaging box 100 in the second embodiment. The packaging box 100 is different from the packaging box 10 of the first embodiment in that a peeling piece 140 constituting the first unpacking structure is provided on the body pasting portion 15 and the finger insertion portion 150 is provided on the outer edge of the top plate portion 11. It is in that.

  The packaging box 100 is opened by the first unpacking method shown in FIG. 5 so that the contents can be taken out from the upper part, and the second unpacking method is the same as in the packaging box 10 of the first embodiment. Once opened, the contents can be presented for display.

  That is, as shown in FIG. 6, the plate-like body Q for manufacturing the packaging box 100 has a top plate portion 11, a first side plate portion 12, a bottom plate portion 13, a second side plate portion 14, and a body pasting portion 15. They are successively connected in series via the continuous portions 12A, 13A, 14A, 15A made of bending lines. Moreover, the top surface peeling piece 140 mentioned later is formed in the trunk | drum pasting part 15. FIG.

  The top plate portion 11 is formed with cutouts 150 at two locations on the outer edge facing the connecting portion 12A. The finger compartment 150 includes a concave notch 151 that is cut and formed at the outer edge of the top plate 11. When the plate-like body Q is assembled as the packaging box 100, the finger compartment 150 is covered by the top surface peeling piece 140 of the trunk pasting portion 15. Is called. In the embodiment of FIG. 6, two finger insertion portions 150 are formed, but one or a plurality of finger insertion portions 150 may be provided.

  In the packaging box 100, after the contents are accommodated in the procedure (2) of the packaging box 10, the top plate part 11 is connected to the outer edge where the finger insertion part 150 (concave notch part 151) is formed. It is assembled in the same procedure as the packaging body 10 except that it is bent from the connecting portion 12A so as to be along, and the trunk pasting portion 15 is stuck thereon. That is, in the packaging box 100 according to the second embodiment, the overlapping order of the top plate portion 11 and the body pasting portion 15 is opposite to the packaging box 10 according to the first embodiment.

  Hereinafter, the 1st unpacking structure of the packaging box 100 which is 2nd Embodiment is demonstrated. The first unpacking structure enables the aforementioned first unpacking method (FIG. 5).

  (i) In the packaging box 100, of the four ridge lines surrounding the top plate 11, the two outer edges of the top plate 11 serving as the free end opposite to the connecting portion 12A with the first side plate 12 The finger insertion part 150 is cut and formed at the place. The finger insertion part 150 is formed so as to appear when the peeling piece 140 is peeled off from the top plate part 11 (see FIG. 5B).

  (ii) The body pasting portion 15 covered on the region where the finger insertion portion 150 near the outer edge of the top plate portion 11 is formed is referred to as a strip-shaped top surface peeling piece (zipper) 140.

  The top surface peeling piece 140 has a belt-like shape sandwiched between an outer edge serving as a free end of the body pasting portion 15 and a perforation 141 provided along a continuous portion 15A that is parallel to the outer edge. It peels from the outer edge of the top plate part 11 to which the piece 140 is affixed.

  In the packaging box 100, as shown in FIG. 5 (B), the top surface peeling piece 140 is perforated by manually picking up one end of the top surface peeling piece 140 formed of the body pasting portion 15 and pulling it up. It is separated from the connecting portion 15 </ b> A with the second side plate portion 14 along the 141, and peeled off from the top plate portion 11. Thereby, the finger insertion part 150 (concave notch part 151) provided in the top plate part 11 appears outward. Therefore, when a finger is put into the finger insertion part 150 (concave notch 151) and the top plate part 11 is pulled up, the top plate part 11 is formed on the outer flaps on both sides along the perforations 31 of the opening cuts 30 and 30 on both sides. 21 and 21, and an opening is formed in the upper part of the packaging box 100. The contents can be taken out from the upper opening of the packaging box 100. Here, the size of the concave notch 151 is determined by the opening operation of the top plate 11 by inserting a finger when it is covered with the body pasting portion 15 at the time of packing and is peeled off from the top strip 140. As long as the shape and size can be reduced.

  Therefore, according to the packaging box 100, the finger insertion portion 150 for lifting and opening the top plate portion 11 is cut and formed at the outer edge of the top plate portion 11 covered by the top surface peeling piece 140 of the trunk pasting portion 15. . The top plate portion 11 in which the finger insertion portion 150 is cut and formed is a face material different from the side plate portions 12 and 14 and the like that should support the stacked load when the packaging boxes 100 are stacked, and further, the body pasting portion It is also a face material reinforced with a double structure covered with 15 top surface peeling pieces 140. That is, in the packaging box 100, the finger tray 150 for lifting and opening the top plate portion 11 is cut and formed in the top plate portion 11 covered with the top surface peeling piece 140 of the trunk pasting portion 15. By reinforcing the top plate portion 11 provided with the finger insertion portion 150 with the top surface peeling piece 140 of the trunk pasting portion 15 without weakening the side plate portions 12, 14 and the like to support the load, the finger insertion portion Swelling deformation due to 150 can be prevented.

  According to the present invention, in the packaging box, when the finger insertion portion for lifting and opening the top plate portion is cut and formed, it is possible to prevent torsional deformation due to the finger insertion portion.

  Further, according to the present invention, in the packaging box, when the opening tongue piece for dividing the box into upper and lower parts is cut and formed, it is possible to prevent the swollen deformation caused by the opening tongue piece. .

DESCRIPTION OF SYMBOLS 10,100 Packaging box 11 Top plate part 12 1st side plate part 13 Bottom plate part 14 2nd side plate part 15 trunk | drum pasting part 21,23 Outer flap 22,24 Inner flap 30 Unsealing cut 40,140 Top surface peeling piece 50 , 150 Finger insertion part 51, 151 Concave notch part 70 Side peel piece 80 Opening tongue piece 81, 82 Cut line 90 Opening guide line part

Claims (5)

A top plate portion, a first side plate portion, a bottom plate portion, and a second side plate portion made of a single plate-like body are successively connected in series via a folding line, and both end portions thereof are bonded to a body. ,
While the inner side flaps are continuously provided via the fold lines on both side edges in the width direction along the connecting portion with the top plate portion or the bottom plate portion in each of the first and second side plate portions,
Outer flaps are continuously provided on both side edges in the width direction along the connecting portion with the first or second side plate portion in each of the top plate portion and the bottom plate portion, via folding lines,
It is a packaging box formed by forming a rectangular parallelepiped box body with the outer flap coated and pasted on the inner flap,
Among the four ridge lines surrounding the top plate, two opposing ridge lines are provided with opening cuts,
A region near the outer edge of the top plate portion that forms one ridge line portion that intersects the two opposite ridge line portions of the top plate portion, and a side plate that forms the one ridge line portion together with the top plate portion One of the cylinder pasted portions provided continuously on the side edge of the part via a fold line is laminated on the other, and the finger insertion portion is provided on the other outer edge covered by one of them. A packaging box formed by cutting. A part near the outer edge of the top plate part coated on the body pasting part is a peeling piece,
The packaging box according to claim 1, wherein the finger insertion portion is a concave cutout portion formed by cutting an outer edge of a body pasting portion covered with the peeling piece. The body sticking part covered on a part near the outer edge of the top plate part is a peeling piece,
The packaging box according to claim 1, wherein the finger insertion part is a concave cutout part formed by cutting an outer edge of the top plate part covered with the peeling piece. On the outer flap connected to at least one of the top plate portion and the bottom plate portion, a separation piece is formed along the continuous portion with the top plate portion or the bottom plate portion of the outer flap,
Separation of the outer flap, which is a side edge of each inner flap connected to both side edges of each of the first and second side plate portions, facing the connecting portion between the first and second side plate portions. Cut the opening tongue piece into the side edge covered with the piece,
Unsealing starting from the first side plate portion in the width direction, the first side plate portion and the inner flap continuous with the both side edges thereof being pulled up and opened by the opening flap of the inner flap. Extend the guide wire part,
Opening from the width of the second side plate portion, starting from a portion where the opening flap piece of the inner flap is pulled up and cut across the entire area of the inner side flap connected to the second side plate portion and both side edges thereof. The packaging box according to any one of claims 1 to 3, wherein the guide wire portion is extended.   The packaging box according to claim 4, wherein the opening tongue piece is formed by two parallel cut lines formed by cutting an inner flap covered with a peeling piece of the outer flap.

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