JPH09249223A - Hinge opening/closing type paper box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hinge opening/closing type paper box for the housing of granular candies, granular beverage and powder detergent, etc., of which the manufacturing process and the cost, etc., are inexpensive, and of which the disposal after usage does not have problem because of being made of paper sheet, and the opening or the closing of the lid of which can be easily and surely performed, and which is easy to use and has a favorable appearance. SOLUTION: A paper box main body is formed into a rectangular box body of which the top is open by connecting a front surface plate 30, right and left side surface plates 40, 60, a rear surface plate 50, and a bottom surface plate group 70, 70, 70, 70, etc., and a paper box lid body is formed into a flat rectangular box body of which the bottom is open by connecting a lid surface plate 20, a front surface lid plate 31, right and left side surface lid plates 41, 61, and a rear surface lid plate 51, etc. Then, to the lower edge of the rear surface lid plate 51 of the paper box lid body, a rear surface connecting piece 11 is connected with a folding line (a), and on the upper surface of the rear surface plate 50 of the paper box main body, the surface (internal surface side) of the rear surface connecting piece 11 being folded in of the paper box lid body, is affixed and connected to form this hinge opening/closing type paper box.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a box-shaped paper box main body for storing granular confectioneries, granular beverages, powder detergents and the like, which is opened in an upper direction, and a flat rectangular parallelepiped box opened in a lower side. And the paper box lid that has been made, on the upper surface of the back plate of the paper box body, the surface (inner surface side) of the rear connecting piece of the paper box lid that is folded
The present invention relates to a hinge-openable paper box that is attached and connected.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 4, a front plate 30 for accommodating granular confectioneries, granular beverages, powder detergents and the like.
And the left and right side plates 40, 60, the rear plate 50, and the bottom plate group 70
70, 70, 70 and the like are respectively connected to each other through crease lines to form a rectangular parallelepiped box body, and a lid face plate 20, a front lid plate 31, and left and right side faces. A paper box lid body in which the lid plates 41 and 61, the rear lid plate 51, and the like are connected in series via fold lines to form a flat rectangular parallelepiped box whose lower side is open. 51
The rear surface connecting piece 11 is continuously provided on the lower side through the valley fold line c, and the back surface of the rear surface connecting piece 11 of the paper box lid is attached and connected to the upper surface of the rear surface plate 50 of the paper box main body. A hinged paper box is generally used.

Conventionally, as shown in FIG. 5, a flat rectangular parallelepiped plastic lid body 80 for accommodating a powder detergent, which is generally called a small concentrated detergent, is opened.
A rectangular frame-shaped plastic frame body 81 to which a paper seal is attached, an appropriate front plate 30 and left and right side plates 40 and 6.
0, a rear plate 50, a bottom plate 70, etc. are connected in series, and a container body 82 made of a rectangular parallelepiped paperboard with an open top is provided with a lid face body 80 made of plastic and a frame body 8 made of plastic.
1 and 1 are integrally molded via a hinge structure 83, 83, and the frame body 81 made of plastic and the container body 82 made of paperboard
A hinged-opening type packaging container in which the upper end of the is firmly adhered is widely used.

[0004]

FIG. 4 shows a conventional example.
In the hinge-openable type paper box shown in FIG. 3, since the hinge structure is formed by the valley fold line c in which the rear surface connecting piece 11 is continuously provided on the lower side of the rear lid plate 51 of the paper box lid, the valley fold line c
The problem is the repulsive force that tries to return the paper box lid to the original state, and when the paper box lid is opened, the open state of the paper box lid remains unchanged due to the repulsive force that tries to return to the valley fold line c that is not valley-folded. In many cases, the paper box lid cannot be held, and when the paper box lid is closed, the closed state of the paper box lid cannot be held as it is due to the repulsive force that attempts to return to the valley fold line c once folded. Moreover, since the rear connecting piece 11 of the paper box lid having the back surface attached is exposed as it is on the upper surface of the back plate 50 of the paper box main body, it is never a hinged open / close type paper box that is nice in appearance and easy to use.

Further, the conventional hinge-opening and closing type packaging container shown in FIG. 5 is a packaging container which is easy to open and close and is reliable and has a good appearance and is easy to use. Since it is a hinged opening-and-closing type packaging container consisting of a frame body 81 made of plastic and a container body 82 made of paperboard, there is a problem in the manufacturing process and cost, and in the disposal of the plastic material after use. Also had a problem.

[0006] Therefore, the object of the present invention is to store a granular confectionery, a granular beverage, a powder detergent, etc., which is made of a paperboard which is inexpensive in the manufacturing process and cost and has no problem in disposal after use. An object of the present invention is to provide a hinge-openable paper box that is easy to open and close, and that is reliable and has a good appearance and is easy to use.

[0007]

As shown in FIGS. 1, 2, and 3, a hinged-opening type paper box of the present invention includes a front plate 30, left and right side plates 40 and 60, a rear plate 50, and a bottom plate. Group 70
70, 70, 70, etc., each of which is continuously connected via a fold line (one-dot chain line without reference numeral; the same applies hereinafter), and is a rectangular parallelepiped box-shaped box body with a lid face plate. 20, a front cover plate 31, left and right side cover plates 41 and 61, a rear cover plate 51, and the like are connected to each other via fold lines, respectively, and a paper box cover body made in a flat rectangular parallelepiped box with an open bottom. Then, the rear surface connecting piece 11 is continuously provided on the lower side (upper side in FIG. 2A) of the rear lid plate 51 of the paper box lid through the fold line a, and the rear surface connecting piece 11 is provided on the inner surface side of the rear lid plate 51. It is a hinge-openable paper box in which the front surface (inner surface side) of the folded rear surface connecting piece 11 of the paper box lid is attached and connected to the upper surface of the rear surface plate 50 of the paper box body.

In addition, the hinge-openable paper box of the present invention is
As shown in FIG. 2B, folding pieces 33, 43, 63, 53 are continuously provided on the upper side of the front plate 30, the left and right side plates 40, 60, and the rear plate 50 of the paper box body through fold lines, respectively. Then, the hinged opening-and-closing type paper box in which these folding pieces 33, 43, 63 and 53 are respectively folded and attached to the inner surfaces of the front plate 30, the left and right side plates 40 and 60 and the rear plate 50.

In addition, as shown in FIG. 2A, the hinged-opening type paper box of the present invention has a rear cover plate 51 for the paper box lid.
On both sides of the rear connecting piece 11 of the lower side, the folding pieces 52
Are connected to each other via crease lines, and the folding pieces 5
2 is a hinge-opening type paper box in which the rear connecting piece 11 and the rear connecting piece 11 are connected by a perforation line, and the folding pieces 52, 52 are respectively folded and attached to the inner surface side of the rear cover plate 51.

[0010]

In the hinge-opening type paper box of the present invention, the front plate 30, the left and right side plates 40, 60, the rear plate 50, the bottom plate group 70, 70, 70, 70, etc. are respectively provided through fold lines. It is a paper box main body which is continuously provided and is formed in a rectangular parallelepiped box whose upper side is opened. The lid face plate 20, the front face lid plate 31, the left and right side face lid plates 41 and 61, the rear face lid plate 51, etc. are respectively folded. It is a paper box lid body which is continuously connected via a wire, and is made into a flat rectangular parallelepiped box whose lower side is opened. A rear connecting piece 11 is provided on a lower side of a rear lid plate 51 of the paper box lid body through a fold line a. The rear connecting pieces 11 are connected in series and are folded to the inner surface side of the rear lid plate 51, and the surface (inner surface side) of the folded rear connecting pieces 11 of the paper box lid is attached to the upper surface of the rear plate 50 of the paper box body. As shown in FIGS. 3A and 3B, by attaching and connecting the The rigidity of the paper is a hinge structure through the broken crease line a, this fold line a
Since the repulsive force to return to the original is weak, when the paper box lid is completely opened, the weight of the paper box lid can hold the open state as it is, and the paper box lid is closed again. At the same time, the closed state of the paper box lid does not return and the rear connecting piece 11 is folded into the inner surface of the rear lid plate 51.
It is possible to provide a hinge-openable paper box in which the rear connecting piece 11 is not exposed on the upper surface of the, the opening and closing are easy and reliable, and the appearance is good and easy to use.

In addition, in the hinge-openable type paper box of the present invention, the front plate 30 and the left and right side plates 4 of the paper box body described above.
Folding pieces 33, 43 on the upper side of 0. 60 and the back plate 50.
・ 63 and 53 are connected to each other through crease lines, and these folding pieces 33, 43, 63 and 53 are respectively folded into the inner surface of the front plate 30, the left and right side plates 40 and 60 and the rear plate 50. As shown in FIGS. 3A and 3B, the front plate 30, the left and right side plates 40 and 60, and the rear plate 5 of the paper box body that is made into a rectangular parallelepiped box with the upper side opened are attached.
It is possible to provide a hinge-openable paper box which has a double-shaped upper part of 0 and is reinforced, has a good shape-retaining property of the paper box body, and has a good appearance and is easy to use.

In addition, in the hinge-openable type paper box of the present invention, folding pieces 32, 52, 52 are provided with folding lines on the lower sides of the front lid plate 31 and the rear lid plate 51 of the paper box lid body, respectively. These fold-out pieces 32.5
2A and 2B are folded and attached to the inner surface sides of the front cover plate 31 and the rear cover plate 51, respectively.
As shown in Fig. 4, a paper box lid body made in a flat rectangular parallelepiped shape with an open lower part is reinforced by doubling the front lid plate 31 and the rear lid plate 51, and the shape retention of the paper box lid body is maintained. It is possible to provide a hinge-openable paper box that is excellent in appearance and has a good appearance and is easy to use.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION In the hinge-openable type paper box of the present invention, as shown in Examples described later, a punching die is usually used by using a paperboard such as an appropriate coated cardboard which is usually printed. In the punching step, a blank rectangular paper box body blank and a blank paper box lid blank were produced, and then, in the conventional mechanical box making step, the box was made into a rectangular parallelepiped box with the upper side opened. After the paper box body and the paper box lid body made in a flat rectangular parallelepiped shape with the lower part opened are manufactured, and subsequently the contents are stored in the same mechanical filling process as in the conventional case, the rear plate 50 of the paper box body is simultaneously formed. It can be connected by sticking the surface of the rear connecting piece 11 of the paper box lid to the upper surface of the board. The manufacturing process and cost are low, and there is no problem in disposal after use. A hinged paper box can be provided.

[0014]

1 is a perspective view of a hinged paper box according to an embodiment of the present invention. Further, FIG. 2A is a plan view of a blank of a paper box lid in a hinge-openable paper box of the embodiment, and FIG. 2B is a plan view of a blank of the paper box main body. Further, FIG. 3A is a cross-sectional view showing a state before the paper box lid is opened and when the paper box lid is closed again in the hinge-openable paper box of the embodiment, and FIG. 3B shows the paper box lid completely. It is sectional drawing which shows the state at the time of opening a lid.

That is, the front plate 30 and the left and right side plates 40
.60, rear plate 50, glue strip 54, and adhesive bottom plate group 7
0, 70, 70, 70 are connected to each other via fold lines, and folding pieces 33, 43, 63, 63, 63, 63, 63 are provided on the upper side of the front plate 30, the left and right side plates 40, 60, and the rear plate 50. 5
2 is a blank of the paper box main body shown in FIG. 2B, in which 3 are connected to each other via crease lines, and the lid face plate 20, the front lid plate 31, the box-making pieces 35, 35, and the left and right side lid plates 41, 61.
The back cover plate 51 and the box-making pieces 55, 55 are continuously provided through the fold lines, and the folding piece 32 is continuously provided at the lower side of the front cover plate 31 through the fold lines. The rear connecting piece 11 and the folding piece 52 are provided on the lower side central portion and the lower side both ends (the upper side central portion and the upper side both ends in FIG. 2A) of the rear lid plate 51.
2A and 52 are connected to each other through a fold line a, respectively.
It is a blank of the paper box lid body as shown in FIG.
Using a 450 g / m ² coated cardboard (Polysand paper; manufactured by Daishowa Paper Manufacturing Co., Ltd.) laminated with a polyethylene layer of, the surface side is subjected to ordinary printing, and the die is subjected to an ordinary punching process. In the hinge-openable paper box of this embodiment,
A blank of the paper box body and a blank of the paper box lid were prepared.

Next, the blank of the main body of the paper box shown in FIG. 2B is mountain-folded (the printed surface side is a mountain; the same applies hereinafter) by mountain-folding the crease lines shown by the one-dot chain lines without reference numerals. In the typical box making process, first, the paste margin piece 54 is attached to the right side plate 6
The bottom plate group 70, 70, 70 that can be attached to
・ Affixing 70 respectively, and folding pieces 33,43
・ 63 and 53 are folded and attached to the inner surfaces of the front plate 30, the left and right side plates 40 and 60, and the rear plate 50, respectively, and the vertical, horizontal, and height of 78 × 135 × 96 mm are opened upward. A box-shaped paper box body was manufactured.

Further, in the blank of the paper box lid body shown in FIG. 2A, all the fold lines and the fold lines a indicated by the one-dot chain line without reference numerals are mountain-folded, and similarly, in the conventional mechanical box making process. First, the box-making pieces 35, 35, 55, 55 are attached to the left and right side cover plates 41, 61, respectively, and the folding pieces 32.
52 and 52 are respectively folded and adhered to the inner surface sides of the front cover plate 31 and the rear cover plate 51, and the length, width and height are 82 × 13.
A paper box lid having a size of 7 × 20 mm and having a flat rectangular parallelepiped shape with an open bottom was manufactured.

Then, in the same mechanical filling process as in the conventional case, a small concentrated detergent as the contents is contained in a rectangular parallelepiped box-shaped box opened, and a moisture-proof seal (not shown) is provided. After attaching the paper, etc., fold the rear connecting piece 11 with the surface coated with a heat-sensitive adhesive in advance on the inner surface of the rear cover plate 51 while covering the paper box cover formed in a flat rectangular parallelepiped box with the lower side opened. 3A in the embodiment of the present invention, the surface (inner surface side) of the folded back surface connecting piece 11 of the paper box lid body is thermocompression-bonded to the upper surface of the rear plate 50 of the paper box main body to firmly connect the same. The hinged-opening-type paper box shown in FIG.

In the hinge-opening / closing type paper box shown in FIG. 3A of this embodiment, as shown in FIG. 3B, when the paper box lid is lifted up and completely opened, the open state remains as it is due to the weight of the paper box lid. It can be held, and as shown in FIG. 3A, when the paper box lid is pressed and closed again,
There was no return of the paper box lid, and the closed state could be maintained as it was.

That is, in the hinge-openable type paper box of this embodiment, the central portion of the lower side of the rear lid plate 51 of the paper box lid is
The rear surface connecting piece 11 is formed by connecting the rear surface connecting pieces 11 in series via the fold line a and applying a heat-sensitive adhesive to the surface in advance.
3A and FIG. 3B by folding the inner surface of the paper box 1 into the upper surface of the back plate 50 of the paper box body and bonding the surface of the folded back surface connecting piece 11 of the paper box cover body by thermocompression bonding. As shown in FIG. 3B, because of the hinge structure via the fold line a in which the rigidity of the paper is broken by folding the mountain 360 degrees, the repulsive force to return to the original line of the fold line a is weak. When the paper box cover shown in FIG. 3 is completely opened, the weight of the paper box cover can be maintained as it is, and when the paper box cover shown in FIG. 3A is closed again, the paper box cover returns. It is possible to maintain the closed state as it is, and since the rear connection piece 11 is folded into the inner surface of the rear cover plate 51, the rear connection piece 11 is exposed on the upper surface of the rear plate 50 of the paper box body. Not open, easy to open and close the lid, sure, good appearance Easy-to-use hinge opening and closing of the paper box was obtained.

In addition, in the hinge-opening / closing type paper box of this embodiment, the folding pieces 33, 43, 63, 53 are attached to the front plate 3.
0 and the left and right side plates 40 and 60 and the rear plate 50 are folded and adhered to the inner surfaces of the rear plate 50, and the folding pieces 32, 52 and 52 are attached to the inner surfaces of the front cover plate 31 and the rear cover plate 51. As shown in FIG.
As shown in FIG. 3B, the front plate 30 and the left and right side plates 40 and 60 of the paper box body manufactured in a rectangular parallelepiped box with the upper side open.
And a rear face plate 50 are reinforced by doubling the upper part thereof, and a front lid plate 31 and a rear lid plate 51 of a paper box lid body made in a flat rectangular parallelepiped shape with an open lower portion are doubled. As a result, a hinged-opening type paper box, which has a good appearance and is easy to use, has been obtained which is excellent in shape retention between the paper box body and the paper box lid.

In the hinge-openable type paper box of this embodiment, the rear connecting piece 11 and the folding piece 52 are continuously connected to the central portion of the lower side of the rear cover plate 51 and both ends of the lower side via fold lines a. As shown in FIG. 2A, 52 and 52 are continuously provided and integrated via a cut line b, so that the folding pieces 52, 52 are respectively folded and attached to the inner surface side of the rear cover plate 51. At the same time, the rear connecting piece 11 can be folded into the inner surface of the rear cover plate 51, and when the lid of the paper box lid is opened, the cut lines b and b are automatically cut, and the paper box lid is closed. It can completely open the body. At this time, at the same time, the user can confirm the presence or absence of unauthorized opening.

[0023]

As described above, according to the operation and the embodiment, in the hinge-opening / closing type paper box of the present invention, the box-shaped main body is made in a rectangular parallelepiped shape with the upper side opened and the flat rectangular parallelepiped shape with the lower side opened. The paper box lid is attached to the upper surface of the back plate of the paper box main body, and the surface (inner surface side) of the folded back surface connecting piece of the paper box lid is attached and connected. Since the rigidity of the structure is a hinge structure through the fold line, the repulsive force that tries to return to this fold line is weak, and the weight of the paper box lid when the paper box lid is completely opened. It can hold the open state as it is, and when the paper box lid is closed again, the paper box lid does not return and the closed state can be held as it is, granular confectionery and granular beverages and The manufacturing process and costs for storing powder detergent etc. Paperboard no problem in disposal after use in valence, such as the lid opening and closing is easy and reliable, it is possible to provide a carton of easily hinged openable use with good appearance.

[Brief description of drawings]

FIG. 1 is a perspective view of a hinge-openable paper box according to an embodiment of the present invention.

FIG. 2A is a plan view of a blank of a paper box lid in a hinge-openable paper box of the embodiment, and FIG.
It is a top view of the blank of a paper box body.

FIG. 3A is a cross-sectional view showing a state before opening the paper box lid and when closing the paper box lid in the hinge-openable paper box of the embodiment, and FIG. 3B is a paper box lid. FIG. 7 is a cross-sectional view showing a state when the lid is completely opened.

FIG. 4 is a cross-sectional view of a conventional hinge-openable paper box.

FIG. 5 is a perspective view of a conventional hinged-opening type packaging container.

[Explanation of symbols]

 11 ... Rear connection piece 20 ... Lid face plate 30 ... Front plate 31 ... Front lid plate 32.52 ... Folding piece 33.43.53.63 ... Folding piece 35.55 ... Box-making piece 40.60 ... Left and right side plates 41 -61 ... Left and right side lid plates 50 ... Rear face plate 51 ... Rear face lid plate 54 ... Adhesive margin piece 70 ... Bottom plate group / bottom plate 80 ... Plastic lid surface body 81 ... Plastic frame body 82 ... Paper board Container body 83 ... Hinge structure a ... Crease line b ... Break line c ... Valley fold line

Claims (2)

[Claims] 1. A front plate 30, left and right side plates 40, 60, a rear plate 50, a bottom plate group 70, 70, 70, 70, etc.,
It is a paper box main body that is made by forming a rectangular parallelepiped box that is continuously connected through fold lines and has an open top, and that also includes a lid face plate 20, a front face lid plate 31, left and right side face lid plates 41 and 61, and a rear face lid plate 5.
1. A paper box lid body in which 1 and the like are continuously provided via a crease line to form a flat rectangular parallelepiped box whose lower side is opened,
A rear connecting piece 11 is continuously provided on the lower side of the rear cover plate 51 of the paper box lid body through a fold line a, and the rear connecting piece 11 is folded inside the rear cover plate 51 to form a rear plate of the paper box body. A hinge-openable paper box, characterized in that the front surface (inner surface side) of the rear connecting piece 11 of the paper box lid body is attached to the upper surface of 50 to be connected. 2. Folding pieces 52 and 52 are continuously provided on both sides of a rear side connecting piece 11 of a lower side of a rear side cover plate 51 of the paper box lid body through fold lines, respectively, and the folding piece 52 and the rear side connecting piece are connected. 11 and 11 are connected by a perforation line, and these folding pieces 52
The hinged-opening-type paper box according to claim 1, characterized in that 52 is attached to the inner surface of the rear cover plate 51 by folding.