JP2006298413A - Rolled packaging material storage carton - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a rolled packaging material storage carton having a structure which consistently and easily pulls out a wrap film or the like, and prevents the pulled-out film from being re-rolled into the stored rolled packaging material, and is easily formed into the carton. <P>SOLUTION: The rolled packaging material storage carton has a carton main body consisting of a body front plate, a body bottom plate, a body back plate and both body side plates, and a lid which is articulated to one side edge of its upper opening part in a freely hoisting manner. A holding part projecting inward of at least one of corner parts formed of the body front plate and both body side plates, corner parts formed of the body rear plate and both body side plates, and corner parts formed of the body bottom plate and both body side plates, is formed therein. Folding lines of the corner parts form double folding lines provided in a convex lens shape or the like, and are formed in the holding part projecting inward of the corner parts of the carton body when folded. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a roll-shaped packaging material storage carton for storing a roll-shaped wrap film used for food packaging and the like. Specifically, the wrap film wound around the stored roll is improved so that it is difficult to rewind. It relates to a rolled packaging material storage carton.

  A packaging material such as a wrap film used for wrapping food or the like is usually stored in a roll-shaped packaging material storage carton made of paper as a roll-shaped packaging material wound around a paper tube. And after pulling out the packaging material of a wrap film to desired length from a roll-shaped packaging material storage carton, it becomes a form cut | disconnected and used by metal etc. saw blades attached to the carton. By the way, in this conventional roll-shaped packaging material storage carton, after pulling out the wrap film wound around the paper tube, a so-called reverse phenomenon occurs in which the end of the wrap film returns into the carton. There was a problem that the end portion was in close contact with the roll side and it was difficult to pull out the end portion again. In order to solve this problem, conventionally, a roll-shaped packaging material storage carton having a back-preventing means has been proposed (see, for example, Patent Document 1).

JP-A-8-169441

  However, in the roll-shaped packaging material storage carton having a pressing plate extending inward from the upper edge of the front plate of the carton main body, the effect of preventing the roll-shaped packaging material from jumping out of the carton main body by the pressing plate and preventing the rewinding. Although effective, the roll-shaped packaging material stored in the carton body has a large amount of play, is easy to move in the carton body, and may move backward to wrap the wrap film or the like. Further, there is a problem that the resistance at the time of pulling out a wrap film or the like from the roll-shaped packaging material storage carton is increased and unstable.

  The present invention has been made in view of the above-described problems, and the object of the present invention is a carton for storing a roll-shaped packaging material such as a wrap film, which is stable when the wrap film is pulled out. A roll-shaped packaging material storage carton that can be easily pulled out and prevents the drawn wrap film from being rewound onto the stored roll-shaped packaging material and can be easily formed into a carton. There is to do.

  In order to achieve the above object, the invention of claim 1 is directed to a carton main body including a main body front plate, a main body bottom plate, a main body rear plate, and both main body side plates in which a roll-shaped packaging material such as a wrap film is stored, and an upper opening thereof. A roll-shaped packaging material storage carton having a lid that is connected to one side edge so as to be raised and lowered, the corner formed by the main body front plate and the two main body side plates, the main body rear plate, and the two main body side plates; A roll-shaped packaging material storage carton, characterized in that a holding portion protruding inside at least one corner portion of the corner portion formed by the corner portion and the main body bottom plate and the two main body side plates is formed. .

  According to a second aspect of the present invention, in the first aspect of the invention, the carton main body is configured such that the main body front plate, the main body bottom plate, and the main body rear plate are sequentially connected via a fold line, and both sides of the main body front plate are arranged. The main body folding pieces are connected to the sides via double folding lines, the main body side plates are connected to the both sides of the main body bottom plate via the folding lines, and both sides of the main body rear plate Is a roll-shaped packaging material storage carton characterized in that the main body folding pieces are each assembled from blanks arranged continuously through double folding lines.

  According to a third aspect of the present invention, in the first aspect of the present invention, the carton main body includes the main body front plate, the main body bottom plate, and the main body rear plate that are successively connected via a fold line, and both sides of the main body front plate. The sides of the main body folding pieces are continuously connected via double folding lines, the main body side plates are connected to both sides of the main body bottom plate via double folding lines, respectively, and A roll-shaped packaging material storage carton is characterized in that a main body folding piece is assembled on each side from blanks that are connected to each other via double fold lines.

  Further, the invention of claim 4 is the invention of claim 2 or 3, wherein at least a part of the double broken line is double, and the two double broken lines are each swelled in an arc shape, The shape of the front holding part between the polygonal lines is a convex lens shape, and the front holding part is formed on the holding part protruding inside each corner of the carton body when the double broken line is bent. It is a roll-shaped packaging material storage carton characterized by the above.

  Further, the invention according to claim 5 is the invention according to claim 2 or 3, wherein at least a part of the double broken line is double, and the two double broken lines swell in a U-shape. The shape of the front holding part between the polygonal lines is a rhombus shape, and the front holding part is formed in the holding part that protrudes inside each corner of the carton body when the double broken line is bent. It is a roll-shaped packaging material storage carton characterized by being made.

  Furthermore, the invention of claim 6 is the invention of claim 2 or 3, wherein at least a part of the double bent line is double, and the two double bent lines are each swelled in a trapezoidal shape. The shape of the front holding part between the polygonal lines is hexagonal, and the front holding part is formed on the holding part protruding inside each corner of the carton body when the double broken line is bent. It is a roll-shaped packaging material storage carton characterized by the above.

  The roll-shaped packaging material storage carton of the present invention is a carton for storing a roll-shaped packaging material wound with a wrap film or the like, and is formed by four corners of the carton body, that is, the main body front plate and both main body side plates. By holding holding parts protruding inward at the two corners and the two corners formed by the main body rear plate and both main body side plates, both ends of the roll-shaped packaging material stored in the carton body are held by the holding parts. It is possible to reduce the amount of play of the roll-shaped packaging material in the carton body and to prevent the drawn wrap film from being unwound after being cut.

  Also, six corners of the carton body, that is, two corners formed by the main body front plate and both main body side plates, two corners formed by the main body rear plate and both main body side plates, and the main body bottom plate and both main body side plates By providing holding portions protruding inward at the two corners formed by the two, both ends of the roll-shaped packaging material stored in the carton body can be held by the holding portions, and further, the roll-shaped packaging in the carton body There is an effect that the play of the material is reduced and the drawn wrap film or the like can be prevented from being rewound after being cut. By providing the holding portions protruding inward at the corner portions in this way, it is possible to hold the paper tube even when the outer diameter of the roll-shaped packaging material is reduced particularly when the wrap film is consumed, and the carton body There is little play of the roll-shaped packaging material inside, and it is possible to prevent the drawn wrap film or the like from being unwound after being cut.

  In addition, since both ends of the paper tube are held by the holding portion in partial contact, the wrap film or the like can be stably pulled out from the roll-shaped packaging material without hindering smooth rotation, and can be easily formed into a carton. It has the effect that it can be performed.

  Next, an embodiment of the roll-shaped packaging material storage carton of the present invention will be described with reference to examples. FIG. 1 is a perspective view showing an example of an embodiment of a roll-shaped packaging material storage carton according to the present invention, and FIG. 2 is a development view showing a blank forming the roll-shaped packaging material storage carton shown in FIG. FIG. 3 is a partially enlarged view showing another example of the shape of the double broken line, and FIG. 4 is a perspective view showing an example of another embodiment of the roll-shaped packaging material storage carton of the present invention. FIG. 5 is a developed view showing a blank for forming the roll-shaped packaging material storage carton shown in FIG. 4, and FIG. 6 shows a process of assembling the roll-shaped packaging material storage carton of the present invention in a folded state. FIG. 7 is a diagram for explaining the process of storing the roll-shaped packaging material in the roll-shaped packaging material-containing carton of the present invention, and FIG. 8 is the roll-shaped packaging material-containing carton of the present invention. Slanting indicating the state of opening It is a diagram.

  FIG. 1 is a perspective view showing an example of an embodiment of a roll-shaped packaging material storage carton according to the present invention, and the roll-shaped packaging material storage carton 1 has a wrap film S as shown in FIG. It is composed of a carton body 10 and a lid 20 that store a roll-shaped packaging material R wound around a paper tube T. Unlike the known roll-shaped packaging material storage carton, the roll-shaped packaging material storage carton of the present invention has four corners of the carton body 10, that is, the main body front plate 11 and both main body side plates 15 as shown in FIG. , 15 and a corner formed by the main body rear plate 13 and the two main body side plates 15 and 15 are formed with holding portions P projecting inward. By forming the holding portion P, the roll-shaped packaging material R is held without moving greatly in the carton body 10 and is difficult to jump out of the carton body 10, and the wrap film S is formed on the roll-shaped packaging material R. It becomes difficult to rewind. Actually, when used in a general household, the necessary length of the wrap film S is drawn from the roll-shaped packaging material storage carton 1 and is mainly used for packaging foods such as seafood, side dishes and fruits. .

  FIG. 2 is a development view showing a blank of the roll-shaped packaging material storage carton 1 according to the present invention. Blank 1A is comprised from the part of the cover body 20 which covers the part of the carton main body 10 which accommodates the roll-shaped packaging material R, and the opening part of the carton main body 10. As shown in FIG. In the carton main body 10, a main body front plate 11, a main body bottom plate 12, and a main body rear plate 13 are successively connected via folding lines a and b, and main body folding pieces 14 and 14 are respectively provided on both sides of the main body front plate 11. The main body side plates 15 and 15 are connected to both sides of the main body bottom plate 12 via the bent lines d and d, respectively, and are connected to both sides of the main body rear plate 13. The main body folding pieces 16, 16 are connected in series via double folding lines e, e, respectively.

  The double polygonal line c has a shape in which the two polygonal lines c1 and c2 swell in an arc shape, and the front holding part p between the two polygonal lines c1 and c2 has a convex lens shape. Similarly, the double polygonal line e has a shape in which the two polygonal lines e1 and e2 swell in an arc shape, and the front holding part p between the two polygonal lines e1 and e2 has a convex lens shape. This convex lens-shaped front holding portion p forms a holding portion P that protrudes inward when the double bent lines c and c and the double bent lines e and e are bent at each corner of the carton body 10. . These double polygonal lines c and c and double polygonal lines e and e may be push creases, as with other polygonal lines, but may be perforated lines, lead creases, half cuts, and the like.

  In addition, the two broken lines c1 and c2 that form the double broken line c and the two broken lines e1 and e2 that form the double folded line e in the present example are respectively formed in an arcuate shape. The shape of the front holding portion p between the polygonal lines c1 and c2 and between the two polygonal lines e1 and e2 is a convex lens shape. In addition to this example, as shown in FIG. The shape of the front holding part p1 between the two broken lines may be a rhombus. Moreover, as shown to FIG. 3-b, it can also be set as the shape swelled in trapezoid shape, respectively, and the shape of the front holding | maintenance part p2 between two broken lines can also be made into a hexagonal shape. Further, as shown in FIG. 3C, a part is bulged in an arc shape, as shown in FIG. 3-D, a part is bulged in a U-shape, as shown in FIG. 3-E, A part of the shape may be a trapezoidal shape. Furthermore, as shown in FIGS. 3F, 3G, and 3H, it is possible to provide a broken line q that connects between the two folded broken lines c1 and c2 and between the two broken lines e1 and e2. By providing this broken line, the double folded line can be easily folded, and the holding portion P is reliably formed after the folding.

  On the other hand, in the lid 20, a lid top plate 21 is connected to the lower side of the main body rear plate 13 via a broken line g, and a lid front plate 22 is provided on the lower side of the lid top plate 21. They are connected via a broken line h. Further, lid side plates 23, 23 are connected to both sides of the lid top plate 21 via fold lines k, k, respectively, and lid folding pieces 24, 24 are placed on both sides of the lid front plate 22. Are connected via broken lines i and i, respectively. Further, the lid front plate 22 has a cut-out portion 22a that is cut off at the time of use to expose the saw blade C by a broken line D, and the portion of the main body front plate 11 to which the cut-out portion 22a is bonded includes a surface. A plurality of adhesion regions H formed by half-cutting from are formed. In this adhesion region H, the cut-out portion 22 a of the lid front plate 22 is bonded to the main body front plate 11.

  FIG. 4 is a perspective view showing an example of another embodiment of the roll-shaped packaging material storage carton of the present invention. As shown in FIG. 4-a, the roll-shaped packaging material storage carton 2 is a wrap film. It is composed of a carton body 10 and a lid 20 that store a roll-shaped packaging material R in which S is wound around a paper tube T. Unlike the known roll-shaped packaging material storage carton, the roll-shaped packaging material storage carton of the present invention has six corners of the carton body 10, that is, the main body front plate 11 and both main body side plates 15 as shown in FIG. , 15, corner formed by the main body rear plate 13 and both main body side plates 15, 15, corner formed by the main body rear plate 13 and both main body side plates 15, 15, main body front plate 11 and both main body side plates 15 and 15, and the corners formed by the main body bottom rear plate 12 and the main body side plates 15 and 15 are respectively formed with holding portions P protruding inward. By forming the holding portion P, the roll-shaped packaging material R is held without moving greatly in the carton body 10 and is difficult to jump out of the carton body 10, and the wrap film S is formed on the roll-shaped packaging material R. It becomes difficult to rewind. Actually, when used in a general household, the necessary length of the wrap film S is drawn from the roll-shaped packaging material storage carton 1 and is mainly used for packaging foods such as seafood, side dishes and fruits. .

  FIG. 5 is a development view showing a blank of the roll-shaped packaging material storage carton 2 according to the present invention. The blank 2 </ b> A is composed of a part of the carton body 10 that stores the roll-shaped packaging material R and a part of the lid 20 that covers the opening of the carton body 10. In the carton main body 10, a main body front plate 11, a main body bottom plate 12, and a main body rear plate 13 are successively connected via folding lines a and b, and main body folding pieces 14 and 14 are respectively provided on both sides of the main body front plate 11. The main body folding pieces 16 and 16 are provided on both side sides of the main body bottom plate 12 and on both side sides of the main body rear plate 13 via double folding lines e and e, respectively. Are connected. Further, in the blank 2A of the roll-shaped packaging material storage carton 2, in addition to the shape of the blank 1A of the roll-shaped packaging material storage carton 1, the two main body side plates 15 and 15 are also connected in series via double broken lines d and d, respectively. Yes. The shape of the two polygonal lines c1 and c2 forming the double polygonal line c, the two polygonal lines e1 and e2 forming the double polygonal line e, and the two polygonal lines d1 and d2 forming the double polygonal line c Is the same as the blank 1A of the roll-shaped packaging material storage carton 1.

  In the roll-shaped packaging material storage carton 1, the four corners of the carton main body 10, that is, the corners formed by the main body front plate 11 and both main body side plates 15, 15, the main body rear plate 13 and both main body side plates 15, 15. It is the feature that the holding | maintenance part P which protruded inside is formed in the corner | angular part which each forms, and in roll-shaped packaging material storage carton 2, the six corner | angular parts of the carton main body 10, ie, the main body front plate 11, are formed. Corners formed by the main body side plates 15, 15; corners formed by the main body rear plate 13 and both main body side plates 15, 15; corners formed by the main body rear plate 13 and the two main body side plates 15, 15; 11 and the main body side plates 15 and 15, and the main body bottom rear plate 12 and the main body side plates 15 and 15, respectively, are formed with holding portions P protruding inward. is there. Furthermore, it can also be set as the shape which each formed the holding | maintenance part P which protruded inside also in the corner | angular part which the cover body top plate 21 and the cover body side plates 23 and 23 of the cover body 20 make.

  Next, a process of assembling a paperboard blank having the above-described configuration to form the roll-shaped packaging material storage carton 1 will be described. That is, a roll-shaped packaging material storage carton 1 that is folded and folded according to a fold line while being glued to a necessary portion of the blank 1A is produced, and then the wrap film S is placed in the roll-shaped packaging material storage carton 1 in an automatic filling and packaging line. Contains a roll-shaped packaging material R wound in a roll shape.

  First, as shown in FIG. 6A, the folded plate 17 is folded inward along a fold line f and bonded to the upper edge portion of the back surface of the main body front plate 11. Next, the main body front plate 11 is folded inward along the fold line a. Further, as shown in FIG. 6B, the lid top plate 21 is bent along a fold line g, and the lid front plate 22 is overlaid on the main body front plate 11, so that the cutout portion 22a of the lid front plate 22 and the main body front plate are overlapped. 11 to produce a folded roll packaging material storage carton 1 as shown in FIG. In such a folded state, storage, transportation, etc. before filling the roll packaging material R of the contents are performed.

  Next, the roll-shaped packaging material R in which the wrap film S or the like of the contents is wound is stored in the roll-shaped packaging material storage carton 2 in the automatic filling and packaging line. The roll-shaped packaging material storage carton 1 in a folded state is raised to form a quadrangular prism shape as shown in FIG. 7A, and the roll-shaped packaging material R is inserted from the opening on one side. After inserting the roll-shaped packaging material R, the main body folding pieces 14 and 16 are folded as shown in FIG. At this time, holding portions P projecting inward are formed at the bent corners. And the main body side plate 15 is bent on it, and the main body folding pieces 14 and 16 and the side plate 15 are bonded together. Next, one side surface is formed by folding the lid folding piece 24 and folding and bonding the lid side plate 23 thereon. Similarly, the other side surface is formed to complete a roll-shaped packaging material storage carton 1 as shown in FIG.

  Actually, in order to use the roll-shaped packaging material storage carton of the present invention, as shown in FIG. 8, cut off the cut portion 22 a of the lid front plate 22 from the main body front plate 11 along the breaking line D. After the removal, the lid 20 is opened as shown in FIG. 1, the edge of the wrap film S inside is picked and pulled out by a desired length, and then cut with a saw blade C. At this time, since the upper end side P of the main body front plate 17 has a wave shape, the wrap film S can be pulled out smoothly from the carton.

  Furthermore, in the above specific example, the roll-shaped packaging material storage carton has been described. However, the present invention is applicable to general roll-shaped packaging material storage cartons in which a carton body and a lid are integrally formed. Needless to say, the present invention can be applied not only to a carton having a linear saw blade as shown, but also to a carton to which a so-called V-shaped saw blade with a central portion protruding in a V shape is attached.

  The roll-shaped packaging material storage carton of the present invention is a carton that mainly stores a roll-shaped packaging material for a wrap film, and the material is, for example, a synthetic resin film such as vinylidene chloride, vinyl chloride, or polyethylene. In addition to the wrap film, the present invention can also be used for a roll-shaped packaging material storage carton that stores aluminum foil, wax paper, and other roll-shaped packaging materials at home or in stores.

It is a perspective view which shows one Example of embodiment of the roll-shaped packaging material accommodation carton of this invention. It is an expanded view which shows the blank which forms the roll-shaped packaging material accommodation carton shown in FIG. It is the elements on larger scale which show the other example of a shape of a double broken line. It is a perspective view which shows one Example of another embodiment of the roll-shaped packaging material accommodation carton of this invention. It is an expanded view which shows the blank which forms the roll-shaped packaging material accommodation carton shown in FIG. It is a figure explaining the process of assembling the roll-shaped packaging material accommodation carton of this invention in the folded state. It is a figure explaining the process of accommodating a roll-shaped packaging material in the roll-shaped packaging material accommodation carton of this invention. It is a perspective view which shows the state which opens the roll-shaped packaging material accommodation carton of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Roll-shaped packaging material storage carton 2 Roll-shaped packaging material storage carton 1A Blank 2A Blank 10 Carton main body 11 Main body front plate 12 Main body bottom plate 13 Main body rear plate 14 Main body folding piece 15 Main body side plate 16 Main body folding piece 17 Folding plate 20 Lid 21 Lid top plate 22 Lid front plate 22a Cut-out portion 23 Lid side plate 24 Lid folding piece P Holding portion p Front holding portion R Roll packaging material S Wrap film T Paper tube H Adhesion area C Saw blade D Cutting line a ~ j broken line c1, c2 double broken line d1, d2 double broken line e1, e2 double broken line

Claims (6)

A main body front plate, a main body bottom plate, a main body rear plate, and a main body side plate for storing roll-shaped packaging materials such as a wrap film, and a lid body connected in a undulating manner to one side edge of the upper opening thereof. A roll-shaped packaging material storage carton, wherein a corner formed by the main body front plate and the two main body side plates, a corner formed by the main body rear plate and the two main body side plates, the main body bottom plate and the two main body side plates A roll-shaped packaging material storage carton, characterized in that a holding part protruding inside at least one of the corners formed is formed. In the carton body, the main body front plate, the main body bottom plate, and the main body rear plate are sequentially connected via a folding line, and main body folding pieces are respectively connected to both sides of the main body front plate via a double folding line. The main body side plate is connected to both sides of the main body bottom plate via a broken line, and the main body folding piece is connected to both sides of the main body rear plate via a double bent line, respectively. The roll-shaped packaging material storage carton according to claim 1, wherein the carton is assembled from a blank. In the carton body, the main body front plate, the main body bottom plate, and the main body rear plate are sequentially connected via a folding line, and main body folding pieces are respectively connected to both sides of the main body front plate via a double folding line. The main body side plates are connected to both sides of the main body bottom plate via double folding lines, respectively, and the main body folding pieces are respectively connected to the both sides of the main body rear plate via double folding lines. The roll-shaped packaging material storage carton according to claim 1, wherein the carton is assembled from a continuous blank. The double polygonal line is at least partly double, and the two double polygonal lines are each in an arcuate shape, and the shape of the front holding part between the polygonal lines is a convex lens shape, and the front holding part The roll-shaped packaging material storage carton according to claim 2 or 3, wherein when the double fold line is folded, the holding part protrudes inside each corner of the carton body. . The double polygonal line is at least partly double, and the two double polygonal lines are each shaped like a square, the shape of the front holding part between the polygonal lines is a rhombus, The roll-shaped packaging according to claim 2 or 3, wherein a front holding part is formed on the holding part protruding inside each corner of the carton body when the double folding line is bent. Material storage carton. The double polygonal line is at least partially double, and the two double polygonal lines are each swelled in a trapezoidal shape, and the shape of the front holding portion between the polygonal lines is hexagonal, and the front holding 4. The roll-shaped packaging material storage according to claim 2, wherein a portion is formed in the holding portion that protrudes inside each corner of the carton body when the double fold line is bent. 5. carton.

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