JP4120003B1 - Packaging container and blank sheet - Google Patents

Abstract

Provided is a packaging container that has a simple structure and can prevent a packaging medium from falling off.
A container body 2 has a folded piece 17 that can be folded on the back side of a front plate 11 of the container body 2, and first folded pieces 18, 18 'connected from both ends of the folded piece 17; A space 50, 50 'is formed between the second folded pieces 14, 14' connected from both ends of the front plate 11, and both ends of the rear plate 13 of the container body 2 are formed by the spaces 50, 50 '. The third folding pieces 16 and 16 'connected from each other are located inside the container body 2 and hold the packaging medium R by the third folding pieces 16 and 16'.
[Selection] Figure 8

Description

  The present invention relates to a packaging container for packaging a packaging medium wound in a roll shape, for example, a resin film typified by a wrap film, paper, aluminum foil, and the like.

  A generally known packaging container for storing a packaging medium such as a wrap film has a container main body for storing the packaging medium, and a container lid provided integrally with the container main body. Thus, a packaging medium wound in a roll shape around a cylindrical paper tube (core material) is stored in the container body.

  Note that when a conventional packaging container is used by pulling out the packaging medium from the container body, the packaging medium may jump out of the container body.

For this reason, as a technical document filed prior to the present invention, there is a document disclosed for a distribution container including a roll holding member for preventing the roll of a sheet-like material from falling off (for example, a patent document). 1).
Japanese Patent Laid-Open No. 2-152650

  However, in order to form the structure for functioning as a roll holding member, the distribution container disclosed in Patent Document 1 requires a manual operation due to its complicated structure. For this reason, it becomes difficult for the distribution container disclosed in Patent Document 1 to form a structure for functioning as a roll holding member by machine operation. For this reason, development of a packaging container capable of preventing the detachment of the packaging medium with a simple structure is considered necessary.

  The present invention has been made in view of the above circumstances, and is the above-described problem, a packaging container capable of preventing the detachment of the packaging medium with a simple structure, and a blank sheet for forming the container Is intended to provide.

  In order to achieve this object, the present invention has the following features. The description in “” described below is added to clarify the correspondence between “Claims” and “Embodiments of the Invention”. The interpretation of the technical scope of the invention described in “Scope” is not intentionally limited.

<Packaging container>
The packaging container “1” according to the present invention includes a container main body “2” that stores a roll-wrapped packaging medium “R”, and a container lid that encloses the opening of the container main body “2”. 3 '' and a cutting part “8” for cutting the packaging medium “R”, and the container lid “3” is connected to the top edge “i” of the container body “2”, and A packaging container “1” having a structure rotatable with respect to the container main body “2” around the top edge “i”,
The container body “2” has a folding piece “17” that can be folded back on the back side of the front plate “11” of the container body “2”, and is connected to both ends of the folding piece “17”. A space "50, 50 '" is formed between the folded piece "18, 18'" and the second folded piece "14, 14 '" connected from both ends of the front plate "11", Due to the space “50, 50 ′”, a third folded piece “16, 16 ′” connected from both ends of the rear plate “13” of the container body “2” is placed inside the container body “2”. It is characterized in that the packaging medium “R” is held by the third folded piece “16, 16 ′”.

In addition, the packaging container “1” according to the present invention is:
The third folded piece “16, 16 ′” is formed with a slit “S” for holding the core material “R1” around which the packaging medium “R” is wound.

The blank sheet according to the present invention is
It is a blank sheet for forming the structure of the packaging container “1” described above.

  According to the present invention, it is possible to prevent the packaging medium from falling off with a simple structure.

  First, the outline | summary of the packaging container (1) of this embodiment is demonstrated, referring FIG. 3, FIG.

  As shown in FIG. 3, the packaging container (1) in this embodiment includes a container body (2) for storing a roll-shaped packaging medium (R) wound in a roll shape, and an opening of the container body (2). A container lid (3) that encloses the part, and a cutting part (8) that cuts the roll-shaped packaging medium (R). The container lid (3) is connected to the top edge “i” of the container body (2), and constitutes a structure that can rotate with respect to the container body (2) about the top edge “i”. .

  In addition, as shown in FIGS. 3 and 8, the container body (2) has a folded piece (17) that can be folded back on the back side of the body front plate (11) of the container body (2). A first folded piece (18, 18 ') connected from both ends of the folded piece (17) and a second folded piece (14, 14') connected from both ends of the main body front plate (11); A space (50, 50 ') is formed between them. The third folded pieces (16, 16 ') connected from both ends of the main body rear plate (13) of the container main body (2) by the space (50, 50') are arranged inside the container main body (2). The roll wrapping medium “R” is held from both ends by the third folded piece (16, 16 ′). Thereby, the packaging container (1) in the present embodiment has a simple structure and can prevent the roll-shaped material packaging medium (R) from falling off from the container body (2). Further, it is possible to suppress the loose movement of the roll-shaped packaging medium (R) and to prevent the roll-shaped packaging medium (R) from being loosened and the roll-shaped packaging medium (R) from being unwound. Hereinafter, the packaging container (1) in the present embodiment will be described in detail with reference to the accompanying drawings.

(First embodiment)
<Construction of packaging container: 1>
First, the structure of the packaging container (1) in this embodiment is demonstrated, referring FIGS. FIG. 1 is an external perspective view of the packaging container (1) in the present embodiment. FIG. 2 is an external perspective view of the packaging container (1) in a state where the unsealed piece (5) is cut along the cut line (4). FIG. 3 is an external perspective view of the state in which the opened piece (5) is cut out and the container lid (3) is opened. FIG. 4 is an external perspective view showing a state in which the container lid (3) is closed.

  As shown in FIG. 1, the packaging container (1) in the present embodiment includes a container main body (2) and a container lid (3) connected to the container main body (2). .

  Note that the packaging container (1) in the present embodiment can be formed of a paper material such as cardboard or cardboard. Further, the packaging container (1) can be formed of a plurality of sheets or one sheet of paper material. Moreover, it is preferable that the container main body (2) which comprises the packaging container (1) in this embodiment has the recovery | restoration property which tries to return to the original even if it bends at least once.

  In addition, the lid piece (6) of the container lid (3) is provided with an opening piece (5) to be cut off when the packaging container (1) is used. As shown in FIG. ), The adhesive part (7), which is the adhesive part between the open piece (5) and the container body (2), is delaminated, and the open piece (5) is removed from the container body. By peeling from (2), as shown in FIG. 3, the container lid (3) can rotate with respect to the container body (2) around the top edge (i) of the container body (2). Will be configured.

  And as shown in FIG. 4, when the opening part of a container main body (2) is closed with a container lid (3), it is comprised so that the packaging container (1) may become a substantially rectangular parallelepiped shape. In addition, it is preferable that the tear line (4) shown in FIG. 1 is given the perforation of the shape which can cut off an opening piece (5) easily along the tear line (4).

  Moreover, as shown in FIGS. 2-4, the packaging container (1) in this embodiment cut | disconnects a roll-shaped packaging medium (R) to the lid piece (6) of the front surface of a container lid (3). A saw blade-shaped cutter (8) is provided as a cutting portion for the purpose. The shape of the cutter (8) is not particularly limited, and can be configured in any shape. For example, a linear shape or a shape in which a substantially central portion protrudes from other portions (V-shape) ). In addition, as the type of blade of the cutter (8), the material is metal, plastic, paper, vulcanized cured paper, etc., the edge of which is processed into a saw blade shape, the one coated with abrasive grains, or A combination of both processes is applicable. Moreover, as a deployment method of the cutter (8), it is possible to employ a method of fixing the cutter (8) to a proper position of the lid cover piece (6) with a caulking tool or an adhesive. The packaging container (1) in the present embodiment is not limited to the cutter (8) as long as the roll-shaped packaging medium (R) can be cut, and a cutting section having any configuration is provided. It is possible to design. Further, the position of the cutting part is not particularly limited, and the roll-shaped packaging medium (R) can be provided at any position where it can be cut. For example, when aluminum foil or the like is applied as the roll-shaped packaging medium (R), the cutter (8) is not provided, and the tip portion of the lid piece (6) and the part of the fold line (f) are used as the cutting part. It is also possible to design as follows.

<Development of packaging container: 1>
Next, a schematic development view of the packaging container (1) in the present embodiment will be described with reference to FIG. In addition, FIG. 5 expand | deploys the container (1) for packaging in this embodiment.

  The packaging container (1) in the present embodiment includes a container body (2) for storing the roll-shaped packaging medium (R) and a container lid (3) for covering the opening of the container body (2). And consists of.

<Container body: 2>
The container body (2) is composed of a main body front plate (11), a main body bottom plate (12), and a main body rear plate (13), which are successively connected via folding lines (a) and (b). Yes.

  In addition, second folded pieces (14) and (14 ′) are connected to both sides of the main body front plate (11) via folding lines (c) and (c ′), respectively.

  Further, the main body side plates (15) and (15 ′) are connected to both sides of the main body bottom plate (12) through fold lines (d) and (d ′), respectively.

  In addition, third folded pieces (16) and (16 ′) are connected to both sides of the rear plate (13) of the main body via folding lines (e) and (e ′), respectively.

  Further, the folded piece (17) is connected to the upper side of the main body front plate (11) via the folding line (f). The first folded pieces (18) and (18 ′) are connected to both sides of the folded piece (17) via the folding lines (m) and (m ′), respectively.

<Container lid: 3>
In the portion of the container lid (3), the lid body lid plate (21) is connected to the rear plate (13) of the main body via the broken line (i).

  Moreover, the lid cover piece (6) is connected to the lid cover plate (21) via a broken line (j).

  In addition, lid side plates (23), (23 ′) are connected to both sides of the lid plate (21) via fold lines (k), (k ′), respectively.

  Moreover, lid folding pieces (24), (24 ′) are connected to both sides of the lid piece (6) via folding lines (l), (l ′), respectively.

  In addition, as shown in FIG. 2, an opening piece (5) for exposing the cutter (8) is partitioned by a tear line (4: see FIGS. 1 and 2).

<Manufacturing process of packaging container: 1>
Next, a manufacturing process from assembling the paperboard blank sheet shown in FIG. 5 to configuring a packaging container (1) as shown in FIG. 1 will be described with reference to FIGS. In addition, the manufacturing process demonstrated below is an example, and if a packaging container (1) of this embodiment can be comprised, those skilled in the art will modify and change suitably and apply various manufacturing processes. It goes without saying that it is possible.

  As an outline of the manufacturing process that constitutes the packaging container (1) of the present embodiment, paste is applied to a necessary portion of the paperboard blank sheet shown in FIG. 5, and the folding line (f, a, i shown in FIG. ) To produce a packaging container (1) folded in the state shown in FIG. 6 (a), and then into the packaging container (1) shown in FIG. 6 (a) in a roll shape. The wound roll-shaped packaging medium (R) is accommodated, and the packaging container (1) in the state shown in FIG.

  First, the folded piece (17) shown in FIG. 5 is folded along the folding line (f) toward the main body front plate (11). In addition, the packaging container (1) in this embodiment applies an adhesive etc. to the area | region (for example, 30 shown in FIG. 5) of the folding piece (17), and the folding piece (17) and the main body front plate (11 ) And paste. This constitutes a state in which at least one portion of the folded piece (17) and the main body front plate (11) is bonded, and the folded piece (17) functions as a reinforcing plate. The first folded piece (18, 18 ') connected to both sides of the folded piece (17), the main body front plate (11), and the main body front plate (11) are connected to both sides. The second folded piece (14, 14 ′) is in contact with the second folded piece (14, 14 ′).

  Next, the folded piece (17) and the first folded piece (18, 18 ') are folded along the folding line (f) toward the main body front plate (11) side, and along the folding line (a) Fold the front plate (11) inward, further fold the lid plate (21) along the fold line (i), and stack the lid piece (6) on the front plate (11) of the main body. ) And the body front plate (11).

  As a result, the packaging container (1) in the state shown in FIG. 6 (a) is formed by folding the paperboard blank sheet shown in FIG.

  In addition, the packaging container (1) of this embodiment performs storage, transportation, etc. in the state shown in FIG. The packaging container (1) in the state shown in FIG. 6 (a) constitutes a state in which the folded piece (17) and the main body front plate (11) are bonded. Further, the unsealing piece (5) and the main body front plate (11) are bonded.

  Next, the roll-shaped packaging medium (R) is stored in the packaging container (1) folded in the state shown in FIG.

  First, the packaging container (1) folded in the state shown in FIG. 6 (a) is raised, and as shown in FIG. 6 (b), the packaging container (1) is formed into a quadrangular prism shape. As shown in c), the roll-shaped packaging medium (R) is inserted from the opening on one side surface.

  As shown in FIG. 6 (c), after the roll-shaped packaging medium (R) is inserted into the packaging container (1), first, as shown in FIG. ) And the third folded piece (16 ′) connected via the folding line (e ′) to the inside of the container body. Thereby, 3rd folding piece (16 ') comprises the inner side of a main body side plate.

  Next, as shown in FIG.7 (b), the 2nd folding piece (14 ') connected with the main body front plate (11) via the folding line (c') is bend | folded inside a container main body. In the state shown in FIG. 6 where the paperboard blank sheet shown in FIG. 5 is folded, the packaging container (1) in the present embodiment has a second folded piece (14) as shown in FIG. ') And the first folded piece (18') are in contact with each other. Therefore, when the second folded piece (14 ′) is folded inside the container body, the first folded piece (18 ′) is also placed inside the container body as shown in FIG. As a result, as shown in FIG. 7B, a space (50 ′) is formed between the second folded piece (14 ′) and the first folded piece (18 ′). Will be formed. For this reason, the 3rd folding piece (16 ') which comprises the inner side of a main body side plate will be located inside a container main body, as shown in FIG.7 (b) by the space (50'). .

  Next, the main body side plate (15 ′) is bent on the second folded piece (14 ′), the second folded piece (14 ′) and the third folded piece (16 ′), and the main body side plate (15 ') And pasted together.

  Next, the lid folding piece (24 ′) is bent, and the lid side plate (23 ′) is folded thereon, and the lid folding piece (24 ′) and the lid side plate (23 ′) are bonded together. .

  Thereby, one side surface is formed. Moreover, it forms similarly about the other side, and comprises the packaging container (1) shown in FIG.

  In the above method, after the roll-shaped packaging medium (R) is inserted into the container body (2), both side surfaces of the packaging container (1) are formed. For example, after one side surface is formed, It is also possible to insert the roll-shaped packaging medium (R) into the container body (2) to form the other side surface.

  In addition, the packaging container (1) in this embodiment is a first folded piece connected from both ends of the folded piece (17) as shown in FIG. 8 when both side surfaces of the container (1) are formed. (18, 18 ') and a second folded piece (14, 14') connected from both ends of the main body front plate (11), a space (50, 50 ') is formed, and the space ( 50, 50 ′), the third folded pieces (16, 16 ′) connected from both ends of the main body rear plate (13) are positioned inside the container main body, and the core material of the roll-shaped packaging medium (R) ( R1) will be held from both ends. Thereby, the packaging container (1) in the present embodiment has a simple structure and can prevent the roll-shaped material packaging medium (R) from falling off.

  Further, the packaging container (1) in the present embodiment can form a structure for preventing the above-described roll-shaped material packaging medium (R) from falling off during the manufacturing process. It is possible to form automatically by mechanical operation without operation.

  Note that the packaging container (1) in the present embodiment has a space (50, 50 ′) between the first folded piece (18, 18 ′) and the second folded piece (14, 14 ′). If it is possible to form, the positional relationship between the first folded piece (18, 18 ') and the second folded piece (14, 14') is limited to the state shown in FIG. Instead, for example, as shown in FIG. 9A, the first folded piece (18 ′) can be designed to be longer than the second folded piece (14 ′). Moreover, as shown in FIG.9 (b), it is also possible to design so that 1st folding piece (18 ') may become shorter than 2nd folding piece (14').

  In addition, when using the packaging container (1) of this embodiment, as shown in FIG. 2, while tearing off the opening piece (5) of the lid piece (6) from the main body front plate (11), ) And remove along.

  Then, as shown in FIG. 3, with the container lid (3) opened, with the container lid (3) opened, the tip of the roll-shaped packaging medium (R) is picked and pulled out to the desired length, and the drawer is pulled out. The rolled packaging medium (R) is cut with a cutter (8).

  At this time, the third folded piece (16, 16 ′) in the present embodiment holds the core material (R1) of the roll-shaped packaging medium (R) from both ends. As a result, it is possible to prevent the roll-shaped material packaging medium (R) from falling off the container body (2). Further, it is possible to suppress the loose movement of the roll-shaped packaging medium (R) and to prevent the roll-shaped packaging medium (R) from being loosened and the roll-shaped packaging medium (R) from being unwound.

  As described above, the packaging container (1) in the present embodiment has the folding piece (17) that can be folded on the back surface side of the main body front plate (11) as shown in FIGS. Between the first folded piece (18, 18 ') connected from both ends of the piece (17) and the second folded piece (14, 14') connected from both ends of the main body front plate (11) A space (50, 50 ′) is formed in the container, and the third folded piece (16, 16 ′) connected from both ends of the back plate (13) of the main body by the space (50, 50 ′) The core material (R1) around which the roll wrapping medium (R) is wound by the third folded piece (16, 16 ′) is held from both ends. As a result, it is possible to prevent the roll-shaped material packaging medium (R) from falling off the container body (2) with a simple structure. Further, it is possible to suppress the loose movement of the roll-shaped packaging medium (R) and to prevent the roll-shaped packaging medium (R) from being loosened and the roll-shaped packaging medium (R) from being unwound.

(Second Embodiment)
Next, a second embodiment will be described.

  As shown in FIG. 10, the packaging container (1) in the second embodiment has a core (R1) on the third folded pieces (16, 16 ') connected from both ends of the main body rear plate (13). ) Is formed, and a slit (S) is formed. Thereby, since it becomes possible to hold | maintain a core material (R1) along the notch (41) of at least one part of the slit (S) formed in the 3rd folding piece (16, 16 '), 1st It becomes possible to hold the core material (R1) more easily than the embodiment. As a result, it is possible to prevent the roll-shaped material packaging medium (R) from falling off from the container body (2), as compared with the first embodiment. Further, it is possible to suppress the loose movement of the roll-shaped packaging medium (R) and to prevent the roll-shaped packaging medium (R) from being loosened and the roll-shaped packaging medium (R) from being unwound. Hereinafter, the packaging container (1) in the present embodiment will be described in detail with reference to FIGS.

  As shown in FIG. 10, the packaging container (1) in this embodiment has a core (R1) attached to the third folded pieces (16, 16 ′) connected from both ends of the main body rear plate (13). A slit (S) for holding is formed. The slit (S) shown in FIG. 10 has a hole (40) by a cut (41) made in the third folded piece (16, 16 ′). In addition, it is preferable to form the slit (S) in this embodiment in a shape (for example, an isolated shape) that abuts along at least a part of the upper portion of the core material (R1) of the roll-shaped packaging medium (R). . Thus, when the roll-shaped packaging medium (R) is inserted into the container body (2), as shown in FIG. 11, the slits (S) formed in the third folded pieces (16, 16 ′) The core material (R1) can be held along at least a portion of the cut (41). As a result, it is possible to prevent the roll-shaped material packaging medium (R) from falling off from the container body (2), as compared with the first embodiment. Further, it is possible to suppress the loose movement of the roll-shaped packaging medium (R) and to prevent the roll-shaped packaging medium (R) from being loosened and the roll-shaped packaging medium (R) from being unwound. The shape of the slit (S) is not limited to the shape shown in FIGS. 10 and 11, and the slit (S) is formed in any shape as long as it can hold the core material (R1). It is possible. 10 and 11, the slit (S) is configured to have the hole (40). However, the slit (S) can be formed only by the notch (41).

  The above-described embodiment is a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiment alone. Those skilled in the art will not be able to deviate from the gist of the present invention. It is possible to construct a form in which various changes are made by making corrections and substitutions.

  For example, as shown in FIG. 8, the packaging container (1) in this embodiment is between a first folded piece (18, 18 ′) and a second folded piece (14, 14 ′). If the space (50, 50 ′) can be formed, the positions of the fold lines (m) and (m ′) shown in FIG. 5 are not particularly limited, and the fold lines (m) and (m ′) are not limited to any positions. Can be formed. In order to form the space (50, 50 ′), as shown in FIG. 5, the fold lines (m) and (m ′) are formed inside the positions of the fold lines (c) and (c ′). It is preferable that

  Further, the packaging container (1) in the present embodiment includes a first folded piece (18, 18 ′), a main body front plate (11), and a second folded piece (14, 14 ′) shown in FIG. Since the cuts are made during, the first folded pieces (18, 18 ') are moved freely, and there is a possibility that troubles may occur during storage or transportation of the paperboard blank sheet. For this reason, as shown in FIG. 12, it connects with at least one part between a 1st folding piece (18, 18 '), a main body front plate (11), and a 2nd folding piece (14, 14'). (60) is preferably formed. This connection (60) prevents the first folded piece (18, 18 ') from moving, and can prevent troubles such as storage and transportation of a paperboard blank sheet. Further, as shown in FIG. 8, the connection (60) has a space (50, 50 ′) between the first folded piece (18, 18 ′) and the second folded piece (14, 14 ′). ) Is automatically cut when forming, so that the first folding piece (18, 18 ′) can move without being an obstacle to forming the space (50, 50 ′). It becomes possible to prevent.

  Further, in the packaging container (1) described above, the folded piece (17) and the main body front plate (11) are bonded at the portion 30 shown in FIG. The folded piece (17) and the main body front plate (11) can be configured to adhere to each other at any position.

  INDUSTRIAL APPLICABILITY The present invention can be applied to a container for packaging a packaging medium wound in a roll shape, for example, a resin film typified by a wrap film, paper, aluminum foil, and the like.

It is a perspective view which shows the external appearance of the packaging container (1) in this embodiment. It is a perspective view which shows the external appearance of the packaging container (1) in this embodiment, and is a figure which shows the state which has excised the open piece (5) along the tear line (4). It is a figure which shows the external appearance of the packaging container (1) in this embodiment, and is a figure which shows the state which cut out the opening piece (5) and opened the container lid (3). It is a figure which shows the external appearance of the packaging container (1) in this embodiment, and is a figure which shows the state which closed the container cover (3). It is a figure which shows the schematic expanded view of the container (1) for packaging in 1st Embodiment. It is a 1st figure for demonstrating the manufacturing process at the time of comprising the packaging container (1) in 1st Embodiment. It is a 2nd figure for demonstrating the manufacturing process at the time of comprising the packaging container (1) in 1st Embodiment. It is the schematic for demonstrating the characteristic of the packaging container (1) in this embodiment. It is a figure for demonstrating the positional relationship of the 1st folding piece (18, 18 ') which comprises the packaging container (1), and the 2nd folding piece (14, 14'). It is a figure which shows the schematic expanded view of the container (1) for packaging in 2nd Embodiment. It is a figure for demonstrating the state which hold | maintained the core material (R1) with the slit (S) formed in the 3rd folding piece (16, 16 '). It is connected to at least a part between the first folded piece (18, 18 ') constituting the packaging container (1) and the main body front plate (11) and the second folded piece (14, 14') ( FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Container for packaging 2 Container body 3 Container lid 4 Cut line 5 Opening piece 6 掩 Cover piece 7 Bonding part 8 Cutter (cutting part)
DESCRIPTION OF SYMBOLS 11 Main body front plate 12 Main body bottom plate 13 Main body rear plate 14, 14 '2nd folding piece 15, 15' Main body side plate 16, 16 '3rd folding piece 17 Folding piece 18, 18' 1st folding piece 21 Lid cover plate 23, 23 'Lid side plate 24, 24' Lid folding piece 30 Adhesive part R Roll-shaped packaging medium R1 Core material S Slit 40 Hole 41 Cut 50 Space 60 Connection

Claims (3)

A container main body for storing the packaging medium wound in a roll shape, a container lid for covering the opening of the container main body, and a cutting portion for cutting the packaging medium, A packaging container connected to one top edge of the container body and rotatable with respect to the container body about the one top edge,
The container body has a folded piece that can be folded back on the back side of the front plate of the container body,
A space is formed between the first folded piece connected from both ends of the folded piece and the second folded piece connected from both ends of the front plate, and the rear plate of the container body is formed by the space. A packaging container, characterized in that a third folded piece connected from both ends of the container is located inside the container body and holds the packaging medium by the third folded piece.   The packaging container according to claim 1, wherein a slit for holding the core material around which the packaging medium is wound is formed in the third folded piece.   A blank sheet for forming the structure of the packaging container according to claim 1.

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