JP2010052813A - Packaging box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging box which is formed of a sheet of a platelike element, easily and firmly holds and accommodates at least two types of articles of different shapes, and has a superior performance for automatic packaging. <P>SOLUTION: According to the packaging box, a sheet of a platelike element is bent several times to form the box, in which more than two types of articles of different shapes are stored. A partition piece is connected to part of the platelike element, the partition piece partitioning the interior of the box into an approximate dogleg shape or U-shape when the box is formed. The front end of the partitioning piece is pressed against the inner peripheral surface of the box. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a packaging box, and more particularly to a packaging box with a holding function that accommodates two or more kinds of articles having different shapes such as cosmetics and daily necessities.

In packaging boxes for cosmetics and daily necessities, it may be necessary to store two or more kinds of articles having different shapes such as sheet-like articles and cylindrical articles in one box.
In this case, a method of combining an inner box having a concave portion that matches the shape of the stored article with the outer box, a filling method that packs an indeterminate cushioning material in the gap between the stored article and the box, and the like are employed.
However, in the combination method of the inner box and the outer box, because the inner box is required, there is a problem that the initial cost is high, and it is necessary to change the shape of the recess of the inner box in accordance with the design change of the accommodated articles, Further, it is not preferable from the viewpoint of resource saving.
Further, in the filling method, since the contained article is wrapped with a cushioning material or packed with a cushioning material, labor is required for packaging, the initial cost is high, and this is not preferable from the viewpoint of resource saving.

On the other hand, a packaging box made of a single plate-like body and having a content holding function has also been proposed.
For example, Patent Document 1 discloses that a box is formed by bending a single plate-like body a plurality of times, and a space inside the box is divided into a part for the plate-like body for a product and an instruction manual. An assembly box having a partition surface portion and having a recess formed in the partition surface portion is disclosed. However, this assembly box has a complicated structure and thus has a high initial cost, and there is a problem that it is necessary to change the shape of the recess in accordance with the change of the shape of the stored article.

Patent Document 2 discloses a CD or the like that is a storage case having a bellows on both side surfaces made of a single plate-like body, in which a reinforcing piece provided on a part of the cover surface is bent into a U-shape. A storage case is disclosed. However, this storage case stores a plate-shaped article having the same shape such as a CD, and does not store a plurality of articles having different shapes.
In addition, a packaging box formed by assembling a single plate-like body is usually in a flat state in which a rectangular tube is folded before the box making (delivery), and is made in a boxing process by automatic packaging. The goods are accommodated and made the final product. For this reason, in automatic packaging, it is required to be able to make a box from a flat state easily and reliably.

JP-A-8-318931 JP 2000-62764 A

  The present invention has been made in view of the above-described present situation, and is composed of a single plate-like body, and can easily and reliably hold and store two or more kinds of articles having different shapes, and is excellent in automatic packaging. It is an object to provide a packaging box.

The inventors of the present invention can easily and reliably store the contained articles by individually forming storage places for two or more kinds of articles having different shapes in the packaging box and providing a partition piece having a specific shape having a holding function. It has been found that it can be held and housed and is excellent in automatic packaging.
That is, the present invention is a packaging box in which a single plate-like body is bent a plurality of times to form a box, and two or more kinds of articles having different shapes are accommodated inside the box, A part of the body is connected to a partition piece for partitioning the inside of the box into a substantially U-shape or a substantially U-shape when the box is formed, and the tip of the partition piece is connected to the inner peripheral surface of the box Provided is a packaging box configured to be pressed.

  The packaging box of the present invention is composed of a single plate-like body, and can easily and reliably hold two or more kinds of articles such as cosmetics and daily necessities, such as sheet-like articles and cylindrical articles. Can be accommodated. In addition, since the packaging box of the present invention has a wide allowable range of accommodation capacity, it can be used as it is without changing the design even if the amount and size of the accommodated articles are slightly changed. Moreover, it is excellent in assembling workability of the packaging box and is excellent in automatic packaging.

  The packaging box of the present invention is a packaging box that forms a box by bending a single plate-like body a plurality of times, and contains two or more kinds of articles having different shapes inside the box, A part of the plate-like body is connected to a partition piece that partitions the inside of the plate body into a substantially U-shape or a substantially U-shape when the box is formed, and the tip of the partition piece is connected to the inner periphery of the box body. It is configured to press against the surface.

Embodiments of the packaging box of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing an embodiment of a packaging box according to the present invention, and is a diagram showing an assembled state of a packaging box 10 provided with a partition piece for partitioning the inside of the box into a substantially U-shape. . FIG. 2 is a diagram showing the plate-like body 1 in a state where the packaging box 10 of FIG. 1 is developed, and is a view of the plate-like body 1 as viewed from the back side (inside the packaging box 10). 1 and 2, reference numerals 3 (3a, 3b) denote partition pieces which are features of the present invention.

There are no particular restrictions on the material of the plate-like body 1 that is the material of the packaging box 10, but from the viewpoints of environmental friendliness, incineration upon disposal, hinge resistance, elasticity, etc., processed paperboard, laminated paper, resin processed paper A synthetic resin sheet or the like is used. Examples of the processed paperboard that can be used include coated balls, coated manila, and the like, but in order to secure an elastic force when the stored article is pressed against the wall surface of the box by the partition piece 3, a basis weight of 200 to 500 g / m ² paperboard is preferred. In addition, a laminated ball obtained by laminating a resin or an aluminum foil on the paperboard, or a resin processed ball impregnated with a synthetic resin is also preferably used.
Examples of the synthetic resin sheet include an elastic sheet made of polyethylene terephthalate or a copolymer thereof, polypropylene or a copolymer thereof, polystyrene or a copolymer thereof, or a laminate thereof. The thickness of the elastic sheet is preferably 0.2 to 0.5 mm from the same viewpoint as described above.

In FIG. 2, the plate-like body 1 has a front surface portion 1a, a left side surface portion 1b, a back surface portion 1c, a right side surface portion 1d, a bottom surface portion 1e, a lid surface portion 1f, an adhesive margin portion 1p, and a total of six insertion pieces. Partition pieces 3 are connected to the body 1. A fold line (2a to 2h indicated by a chain line in FIG. 2) is provided at the boundary between each surface portion of the plate-like body 1, and all the valleys are folded along the fold line (bent multiple times). ) To form a box.
In FIG. 2, a rectangular right side surface portion 1d and a left side surface portion 1b are connected to the left side and the right side of the rectangular front portion 1a through folding lines 2a and 2b, respectively, and the right side of the left side surface portion 1b is The back surface part 1c is connected via the fold line 2c.

A bottom surface portion 1e and a cover surface portion 1f extending outwardly are respectively connected to the lower side of the front surface portion 1a and the upper surface of the back surface portion 1c via folding lines 2e and 2f, respectively, and each has a substantially trapezoidal insertion. The pieces 1g and 1h are connected via folding lines 2g and 2h, respectively. A substantially trapezoidal insertion piece is also connected to the lower side and the upper side of the right side surface portion 1d and the left side surface portion 1b via folding lines.
As shown in FIG. 2, linear notches are provided at both ends of the connecting portion (folding line 2h) between the lid surface portion 1f and the substantially trapezoidal insertion piece 1h, and the insertion piece 1h at the time of box making is provided. And a lock mechanism by engagement of the box. Further, if necessary, a cut similar to that of the lid surface portion 1f can be provided also in a connecting portion (fold line 2g) between the bottom surface portion 1e and the insertion piece 1g.

An adhesive margin 1p is connected to the right side of the back surface portion 1c via a folding line 2d, and a partition piece 3 is provided to the right side of the adhesive margin 1p via a folding line 4a.
The partition piece 3 includes a bent portion 3a and a presser portion 3b that are connected to each other via a folding line 4b, and partitions the inside of the box into a generally U shape when the box is formed.
The distal end portion Q of the presser portion 3b is preferably formed in an arc shape. This is because the rectangular box is folded and flat before the packaging box 10 is made (during delivery), so that the packaging box 10 is formed when the packaging box 10 is formed by raising the rectangular cylinder. This is because the contact with the inner peripheral surface 10 (folding line 2b) is set to one point to reduce the resistance.

The length of the partition piece 3 is the length (M + L) in the connecting direction (lateral direction in FIG. 2; the long axis direction of the plate-like body 1) in consideration of the in-process to the box making machine. The length is longer than the length of the back surface portion 1c (long surface portion), and the length (O + N) ≧ the length between the length (O) of the back surface portion 1c and the length (N) of the adhesive margin portion 1p. The relationship of (M + L) is preferable. By configuring in this way, the bent portion 3a and the presser portion 3b are mountain-folded along the fold line 4b and bent toward the front portion 1a at the time of forming the box, and the inside of the box is formed in a substantially dogleg shape. Assembled to partition.
In addition, it is preferable to form the width | variety of the margin part 1p narrower than the width | variety of the left side part 1d which overlaps at the time of adhesion | attachment.

FIG. 3 is a view in which the plate-like body of FIG. 2 is valley-folded into a rectangular tube shape, and is folded into a flat state. The packaging box of the present invention is usually in a flat state in which a square tube as shown in FIG. 3 is folded before box making (during delivery). When the packaging box in this state is raised to make a box, the bent portion of the partition piece 3 can be formed as shown in FIG. It is preferable that the connecting part (the part of the folding line 4b) between 3a and the pressing part 3b is formed narrower than the other part of the partition piece 3. In other words, it is preferable to form a substantially trapezoidal shape with the fold line 4a as the bottom and the fold line 4b as the upper side, and with the fold line 4b as the bottom, the presser portion 3b is widened outwardly.
From the same viewpoint as described above, it is preferable to provide the opening 5 at the connecting portion (the portion of the folding line 4b) between the bent portion 3a and the pressing portion 3b. Further, if a part or all of the folding line 4b is perforated and / or half-cut, the partition piece 3 can be more easily formed into a substantially U-shape, and the bending strength of the partition piece 3 can be increased. The pressing force can be adjusted.

On the other hand, FIG. 4 is a figure which shows another aspect of the partition piece 3, and this partition piece 3 can partition the inside of a box body in a substantially U-shape as shown in FIG.
In FIG. 4, a pressing auxiliary portion 3 c is provided between the bent portion 3 a and the pressing portion 3 b of the partition piece 3. In other words, the bent portion 3a and the pressing support portion 3c are connected via the folding line 4b ′, and the pressing support portion 3c and the pressing portion 3b are connected via the folding line 4b ″.
One or more pressing auxiliary portions 3c can be provided, and a perforation or a half cut line is given to a part or all of the connecting portion (folding lines 4b ′, 4b ″) from the bent portion 3a to the presser portion 3b. You can also.
Further, a part or all of the connecting portions (folding lines 4b ′, 4b ″) from the bent portion 3a to the presser portion 3b of the partition piece 3 are formed to be narrow, and further the bent portion 3a, the pressing auxiliary portion 3c, the presser An opening 5 can also be provided across the portion 3b.
In the case of FIG. 4, the length of the partition piece 3 [total length in the connecting direction of (3a + 3c + 3b)] is formed longer than the length of the front surface portion 1a or the back surface portion 1c (long surface portion). Between the length (O) of 1c and the length (N) of the margin 1p (see FIG. 2), the length (O + N) ≧ the length of the partition piece 3 [(3a + 3c + 3b) in the connecting direction. The relationship of [total length] is preferable. With this configuration, the bent portion 3a and the presser portion 3b are mountain-folded along the fold line 4b and bent toward the front portion 1a when forming the box, and the inside of the box is substantially U-shaped. Assembled to partition.

The shape of the opening 5 is such that the distal end portion of the pressing portion 3b of the partition piece 3 in the connecting direction of the adhesive margin portion 1p and the partition piece 3 (lateral direction in FIGS. 2 and 4; the long axis direction of the plate-like body 1). The length from Q to the opening (the length of QR in FIGS. 2 and 4) may be formed longer than the length of the other part of the presser 3 b in the long axis direction of the plate 1. preferable.
In other words, in FIGS. 2 and 4, it is preferable that the opening 5 of the partition piece 3 is formed in a substantially concave shape, a reverse arc shape, a substantially V shape, or the like toward the distal end portion Q of the pressing portion 3 b. In this case, when the partition piece 3 is formed in a substantially square shape, as shown in FIG. 2, the apex R on the opening 5 side of the presser portion 3b is preferably on the imaginary line of the folding line 4b.
Further, when the partition piece 3 is formed in a substantially U shape, as shown in FIG. 4, it is preferable that the vertex R on the opening 5 side of the presser part 3b is on the imaginary line of the folding line 4b ''.
Further, it is preferable to round the upper end portions of the opening 5 such as a substantially concave shape, a reverse arc shape, and a substantially V shape in order to prevent breakage.

  By configuring the partition piece 3 as described above, the strength of the central portion (QR portion in FIGS. 2 and 4) of the pressing portion 3b is increased. As a result, when making the box from the flat state folded into the rectangular tube shape shown in FIG. 3, it is possible to ensure the strength when the partition piece 3 is bent into a U-shape (or U-shape). Further, a partition piece is formed by cooperation between the fold line 4a and the fold line 4b or the fold lines 4b ′ and 4b ″ based on the contact point between the front end Q of the presser part 3b and the inner peripheral surface (fold line 2c) of the box. 3 functions as a pressing piece having elastic force. Thereby, the stored articles such as the sheet-shaped article A and the cylindrical article B stored in the box can be securely held, and the stored articles can be prevented from being displaced or tilted even during movement or vibration. .

The packaging box of the present invention has a wide storage capacity by nature, but according to the shape and size of the sheet-like article A, cylindrical article B, etc. to be accommodated, the front portion 1a, The width of the left side surface portion 1b, the back surface portion 1c, the right side surface portion 1d, the width (length) of the bent portion 3a and the holding portion 3b constituting the partition piece 3, and the position of the folding line 4b between the bent portion 3a and the holding portion 3b Can be adjusted as appropriate. Then, two or more kinds of articles having various cross-sectional shapes from large to small cross-sectional shapes can be easily and reliably held. In this respect, the packaging box 10 of the present invention is excellent in the degree of freedom in shape design.
In FIG. 2, the partition pieces 3 are connected via a paste margin portion 1 p provided on the right side of the back surface portion 1 c, but the installation position of the partition pieces 3 is not limited to this mode. For example, a glue margin part can be provided on the left side of the right side surface part 1d, and the partition piece 3 can be connected to the glue margin part.

The packaging box 10 of the present invention can be manufactured by assembling the plate-like body 1 in the following process. In addition, although the assembly method of the packaging box 10 provided with the partition piece which partitions off the inside of a box into a substantially U shape is demonstrated, also when assembling the packaging box which provided the partition piece which partitions off into a substantially U shape The same can be done.
Centering on the back surface portion 1c, first fold the fold line 4a, then fold it in the order of the fold lines 2c, 2a, then the glue margin portion 1p and the right side surface portion 1d corresponding to the margin margin portion 1p. The flat state shown in FIG. 3 can be obtained by a method of sticking at least a part of the back surface with an adhesive or a double-sided tape. The adhesive is not particularly limited as long as it can adhere a plate-like body and does not easily peel off. Examples thereof include natural adhesives such as casein, natural rubber, and starch, and synthetic adhesives such as synthetic resin and synthetic rubber, and pressure-sensitive adhesives are preferable from the viewpoint of simplicity and the like.
At this time, the distal end portion Q of the presser portion 3b of the partition piece 3 is in a state of being substantially in contact with the fold line 2c on the peripheral surface of the box body or in the vicinity of the fold line 2c when the box is formed. The connecting portion (the portion of the folding line 4b) between the bent portion 3a and the pressing portion 3b of the partition piece 3 is formed to be narrower than the other portions of the partition piece 3, and the folding line 4b and the opening 5 are provided. Therefore, when the folding lines 2b and 2d are then folded in a valley and assembled as a packaging box, the partition piece 3 is easily bent into a substantially U shape.

  FIGS. 5 to 7 show another assembly procedure, and are perspective views showing an example of a process of assembling a packaging box by valley-folding the plate-like body 1 shown in FIG. 1 and further valley-folding the partition piece 3. It is. 5 to 7, first, the left side surface portion 1b, the front surface portion 1a, the right side surface portion 1d, and the adhesive margin portion 1p are valley-folded along the fold line between the respective surface portions with the back surface portion 1c as the center. At the same time, the partition piece 3 is mountain-folded along the fold line 4b, the valley fold is folded along the fold line 4b, the partition piece 3 is folded in the direction of the back surface portion 1c, and the partition piece 3 is omitted in the box. It is assembled so as to partition in a letter shape.

  By sticking the paste margin portion 1p and the right side surface portion 1d, the plate-like body 1 can form a box, and the partition piece 3 is formed on the inner peripheral surface of the packaging box 10 as shown in FIG. It is attached at the contact point on the fold line 2c. However, since the partition piece 3 is formed in a substantially U-shape (or substantially U-shape) inside the packaging box 10 and is formed of the processed paperboard having elasticity, the partition piece 3 The connecting portion between the bent portion 3a of the piece 3 and the presser portion 3b, and the presser portion 3b have an elastic force, and have a function of holding the contained articles easily and reliably inside the packaging box 10.

Thereafter, the lid surface portion 1f is bent, and the insertion piece 1h is inserted into the box to close the lid, whereby the linear portions provided at both ends of the connecting portion (folding line 2h) of the lid surface portion 1f and the insertion piece 1h. The locking mechanism is activated by the cutting, and the lid surface portion 1g is locked to the box body with difficulty.
At this time, as shown in FIG. 8 (a cross-sectional view taken along the cutting line AA of the packaging box 10 in FIG. 1), the distal end portion Q of the pressing portion 3b of the partition piece 3 is the inner periphery of the box. A packaging box 10 is formed, which is in contact with the upper edge of the surface (folding line 2c) and is connected to a partition piece 3 that partitions the inside of the box into a substantially U-shape (or a substantially U-shape).

When two or more kinds of articles having different shapes are accommodated in the packaging box assembled as described above, the sheet-like article A and the cylindrical article B are placed in the box in the opened state (see FIG. 8). House it like a plug.
Here, the part of the fold line 4b of the partition piece 3 is the partition piece 3 from the viewpoint of securing a storage place for the sheet-like article to some extent in order to smoothly carry out the process of containing the sheet-like article by automatic packaging. The part of the fold line 4b is configured with a slight gap so as not to contact the back surface part 1c, or configured to contact the back surface part 1c, and the length (M + L) of the partition piece 3 is adjusted to adjust the front surface. A gap may be formed on the side of the portion 1a to secure a storage place for a sheet-like article or the like to some extent.

  FIG. 9 is a cross-sectional view taken along the cutting line AA of the packaging box 10 when two or more kinds of articles having different shapes are accommodated, where A is the accommodated sheet-like article and B is accommodated. A cylindrical article B is shown. At this time, as shown in FIG. 9, the accommodated sheet-like article A is pressed toward the front portion 1a by the connecting portion (the portion of the folding line 4b) between the bent portion 3a of the partition piece 3 and the presser portion 3b. The cylindrical article B held and accommodated is pressed and held by the pressing portion 3b of the partition piece 3 toward the left side surface portion 1b.

FIG. 10 is a cross-sectional view corresponding to FIG. 8 when a packaging box in a mode (see FIG. 4) in which a pressing auxiliary portion 3c is provided between the bent portion 3a and the pressing portion 3b of the partition piece 3 is assembled. is there. Two or more connecting portions (fold lines) can be provided between the bent portion 3 a and the presser portion 3 b of the partition piece 3. In this way, by providing a plurality of folding lines on the partition piece 3, not only the partition piece 3 and the front surface portion 1a but also a space for storing a sheet-like article or the like is secured not only between the partition piece 3 and the back surface portion 1c. And can be appropriately selected in accordance with the shape and size of the contents (for example, the sheet-like article A and the cylindrical article B).
When two or more kinds of articles having different shapes are accommodated in the packaging box shown in FIG. 10, the sheet-like article A and the cylindrical article B are inserted into the box in the opened state in the same manner as described above. Accommodate.
The fold lines 4b shown in FIGS. 2 and 8 and the fold lines b ′ and 4b ″ shown in FIGS. 4 and 10 are adjusted in length, or partially or entirely perforated and / or half-finished. The bending strength of the partition piece 3 can be adjusted and the pressing force can be adjusted by applying a cutting line or the like.

As described above, the packaging box 10 of the present invention can hold two or more kinds of articles having different shapes on the inner peripheral surface of the packaging box 10 in a pressed state. Therefore, even if the packaging box 10 containing the article is shaken or accidentally dropped, the contained article is not greatly disturbed or broken in the packaging box 10.
As described above, the case where the packaging box of the present invention is a quadrangular prism has been described as an example. However, the packaging box of the present invention is not limited to a quadrangular box body, and a single plate-like body can be used a plurality of times. As long as it can be bent to form a box, it may be a polygonal column such as a hexagonal column or a box whose surface is a curved surface. Shape can be adopted.

  The packaging box of the present invention includes cosmetics such as lipsticks, perfumes, and nail polish in containers such as cylindrical bodies, polygonal cylinders, and bottles, and cleansing sheets, wiping sheets, and moisturizing sheets in thin bags. It can be suitably used as a packaging box for accommodating two or more kinds of articles having different shapes such as cosmetics and daily necessities.

It is a perspective view which shows one embodiment of the packaging box of this invention. It is a figure which shows the plate-shaped body of the state which expand | deployed the packaging box of FIG. FIG. 3 is a diagram in which the plate-like body of FIG. 2 is valley-folded into a rectangular tube shape, and is folded into a flat state (before box making or at the time of delivery). It is a figure which shows another aspect of a partition piece. It is a perspective view which shows the process in which the plate-shaped body of FIG. 2 is valley-folded and a packaging box is assembled. It is a perspective view which shows the process in which the plate-shaped body of FIG. 5 is further valley-folded, and the partition piece is mountain-folded to assemble a packaging box. It is a perspective view which shows the process in which the plate-shaped body of FIG. 6 is further valley-folded, and the partition piece is mountain-folded to assemble the packaging box. FIG. 2 is a cross-sectional view of the assembled packaging box of FIG. 1 taken along section line AA. It is sectional drawing in the cutting line AA of the state which accommodated two types of articles | goods from which a shape differs in the packaging box of FIG. It is sectional drawing which shows the state which assembled the packaging box of another aspect, and accommodated two types of articles | goods from which a shape differs.

Explanation of symbols

1. Plate-like body 1a. Front part 1b. Left side part 1c. Back part 1d. Right side 1e. Bottom portion 1f. Cover surface 1p. Paste margin 2a-2h. Fold line Partition piece 3a. Bent part 3b. Presser part 3c. Presser auxiliary part 4a-4b. Fold line 5. Opening 10. Packaging box A. Sheet-shaped article B. Cylindrical article

Claims (9)

  A packaging box that is formed by bending a single plate-like body a plurality of times to form a box body, and containing two or more kinds of articles having different shapes inside the box body, A partition piece for partitioning the inside of the box into a substantially U-shape or a substantially U-shape when the box is formed, and pressing the tip of the partition piece against the inner peripheral surface of the box A packaging box characterized by comprising   The packaging box according to claim 1, wherein the partition piece includes a bent portion and a pressing portion, and a tip portion of the pressing portion is formed in an arc shape.   The packaging box according to claim 2, wherein a connecting portion is provided between the bent portion of the partition piece and the presser portion.   The packaging box according to claim 2 or 3, wherein a part or all of the connecting portion from the bent portion of the partition piece to the presser portion is formed narrow.   The packaging box according to claim 4, wherein a perforation and / or a half-cut line is applied to a part or all of the connecting portion from the bent portion of the partition piece to the presser portion.   The packaging box according to any one of claims 2 to 5, wherein an opening is provided at a connecting portion from the bent portion of the partition piece to the presser portion.   The glue margin part is connected to the front part or the back part of the box, the partition piece is connected to the glue part, and the length of the partition piece in the connecting direction is longer than the length of the front part or the back part. The packaging box according to any one of claims 1 to 6.   The length from the front-end | tip part of the holding part of this partition piece to an opening part in the connection direction of an adhesive margin part and a partition piece is formed longer than the length of the other part of this press part. Packaging box as described in 1.   The packaging box according to claim 7 or 8, wherein the width of the adhesive margin is formed narrower than the width of the opposing side surface.

Images