JP2016074453A - Roll sheet storage box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a roll sheet storage box in which a roll sheet can be easily inserted and for which a work efficiency during assembling can be enhanced.SOLUTION: A roll sheet storage box 1 for storing a roll sheet R. The roll sheet storage box 1 is equipped with: a bottom plate 11; a front end wall 12 and rear end wall 13 which are provided continuously with the bottom plate 11; a pair of left and right side walls 14, 14 which are provided continuously with the bottom plate 11; a top lid plate 21 which is provided continuously with an upper edge part of the rear end wall 13; and a front lid plate 23 which is provided continuously with a front edge part of the top lid plate 21 and is laminated on a front face of the front end wall 12. An upper flap 15, which projects rearwards, is formed on an upper edge part of the front end wall 12, and a cut groove 16 penetrates a polygonal line L11 between the front end wall 12 and the upper flap 15.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a roll sheet storage box for storing roll sheets.

  A storage box for storing roll sheets of roll film or aluminum foil rolled into a roll has a lid connected to the rear end wall of the box body and a cutter attached to the front of the lid It has been. And it is comprised so that the sheet | seat pulled out from the storage box may be inserted | pinched between the front-end wall of a box main body, and a cover part, and a sheet | seat may be cut | disconnected with a cutter.

As a conventional storage box 100, as shown in FIG. 6, a flap 15 is continuously provided on the upper edge of the front end wall 12 of the box body 10, and the flap 15 is projected above the roll sheet R. (For example, refer to Patent Document 1).
In this configuration, even when the roll sheet R is lifted in the box body 10 when the lid 20 is opened and the sheet is pulled out from the box body 10, the roll sheet R comes into contact with the flap 15. It is possible to prevent the sheet R from popping out.

JP 2008-247484 A

  As shown in FIG. 6, the flap 15 of the storage box 100 is bent with respect to the front end wall 12, but since it tries to return to a straight line shape, if the upper cover plate 21 is put on the upper surface opening, the flap 15 15, the upper lid plate 21 is pressed. When the repulsive force of the flap 15 with respect to the upper cover plate 21 is large, the flap 15 moves rearward and the front end wall 12 tilts rearward.

  By the way, the roll sheet R is inserted from the end of the storage box 100 after the storage box 100 is assembled. Therefore, as described above, when the front end wall 12 is tilted, the roll sheet R comes into contact with the front end wall 12, so that the position of the front end wall 12 needs to be corrected. There is a problem that the insertion of R becomes complicated.

  It is an object of the present invention to provide a roll sheet storage box that solves the above-described problems, makes it easy to insert a roll sheet into the interior, and can improve work efficiency during assembly.

  In order to solve the above problems, the present invention is a roll sheet storage box for storing a roll sheet. The roll sheet storage box is connected to a bottom plate, a front end wall and a rear end wall connected to the bottom plate, a pair of left and right side walls connected to the bottom plate, and an upper edge of the rear end wall. An upper lid plate, and a front lid plate connected to the front edge of the upper lid plate and superimposed on the front surface of the front end wall. A flap projecting rearward is formed at the upper edge of the front end wall, and a cutting groove passes through a fold line between the front end wall and the flap.

In this configuration, the cutting groove is passed through the fold line between the front end wall and the flap to reduce the substantial connection length between the front end wall and the flap, and the flap is bent with respect to the front end wall. It is easy. As a result, when the upper cover plate is pressed against the flap, the repulsive force of the flap against the upper cover plate is reduced, so that the flap can be prevented from moving backward, and the front end wall can be prevented from tilting. Can do.
Therefore, in the present invention, the roll sheet storage box can be easily assembled neatly, and the roll sheet can be easily inserted into the roll sheet storage box.

In the roll sheet storage box described above, it is desirable that the fold line between the front end wall and the flap is a half-cut line in which a cut is formed on the outer surface side.
In this configuration, since the flap is easily bent inward, the repulsive force of the flap with respect to the upper lid plate can be further reduced.

  The roll sheet storage box of the present invention can be easily assembled neatly and can be easily inserted into the roll sheet, so that the work efficiency during assembly can be improved.

It is the perspective view which showed the roll sheet storage box which concerns on embodiment of this invention. It is the figure which showed the blank sheet | seat of the roll sheet storage box which concerns on embodiment of this invention. It is a perspective view of the state where the lid part of the roll sheet storage box concerning the embodiment of the present invention was opened. It is the perspective view which showed a mode that a roll sheet was inserted in the roll sheet storage box which concerns on embodiment of this invention. It is AA sectional drawing of FIG. It is the sectional side view which showed the conventional roll sheet storage box.

Embodiments of the present invention will be described in detail with reference to the drawings as appropriate.
In the following description, the front, rear, left, and right directions are set for convenience in describing the roll sheet storage box of the present embodiment, and do not specify the configuration of the roll sheet storage box of the present invention.

The roll sheet storage box 1 of this embodiment is a rectangular parallelepiped box formed of paperboard as shown in FIG.
The roll sheet storage box 1 is a box for storing the roll sheet R as shown in FIG. The roll sheet R is obtained by winding a sheet such as a wrap film or aluminum foil around a cylindrical core material (not shown).

The roll sheet storage box 1 includes a box main body 10 and a lid portion 20 that is connected to the upper edge portion of the rear end wall 13 of the box main body 10.
The roll sheet R is stored in the box body 10. In the unused roll sheet storage box 1, the upper surface opening of the box body 10 is sealed by the lid 20.
When using a sheet, the lid 20 is opened and the sheet is pulled out from the roll sheet R in the box body 10, and then the sheet is cut into a desired length by the cutter C provided on the lid 20.

As shown in FIG. 2, the roll sheet storage box 1 is formed by valley-folding a blank sheet S obtained by cutting out a sheet of paperboard at each fold line (ruled line). The blank sheet S shown in FIG. 2 is arranged so that the inner surface side can be seen.
Each fold line of the blank sheet S is a linear groove formed by pressing the surface of the blank sheet S. In addition, you may form a notch in a broken line. If it does in this way, it will become easy to bend the blank sheet S in a fold line.

As shown in FIG. 3, the box body 10 includes a bottom plate 11, a pair of front and rear end walls 12, 13 and a pair of left and right side walls 14, 14 connected to the bottom plate 11.
The bottom plate 11 is formed in a rectangular shape (see FIG. 2) and has a length in the left-right direction larger than the length in the front-rear direction.

Left and right side walls 14 and 14 are connected to the left and right edges of the bottom plate 11 via folding lines L1 and L1 (see FIG. 2).
The side wall 14 extends upward from the left and right edges of the bottom plate 11. The side wall 14 is formed at a right angle to the bottom plate 11. Further, the side wall 14 is formed to have substantially the same length in the vertical direction and in the front-rear direction.

A front end wall 12 is connected to the front edge portion of the bottom plate 11 via a fold line L2 (see FIG. 2).
The front end wall 12 extends upward from the front edge of the bottom plate 11. The front end wall 12 is formed at a right angle to the bottom plate 11.
The front end wall 12 is formed in a rectangular shape and has a length in the left-right direction larger than a length in the vertical direction.

  As shown in FIG. 2, inner flaps 12a and 12a are connected to the left and right edges of the front end wall 12 via fold lines L3 and L3. The left and right inner flaps 12a, 12a are parts joined to the front halves of the inner surfaces of the left and right side walls 14, 14 by an adhesive.

As shown in FIG. 1, a rear end wall 13 is connected to the rear edge portion of the bottom plate 11 via a fold line L4 (see FIG. 2).
The rear end wall 13 extends upward from the rear edge of the bottom plate 11. The rear end wall 13 is formed at a right angle to the bottom plate 11.
The rear end wall 13 is formed in a rectangular shape, and has a length in the left-right direction larger than a length in the vertical direction. The length of the rear end wall 13 in the vertical direction is slightly larger than the length of the front end wall 12 in the vertical direction.

  As shown in FIG. 2, inner flaps 13a and 13a are connected to the left and right edges of the rear end wall 13 via fold lines L5 and L5. The inner flap 13a is a part joined to the rear half of the inner surface of the side wall 14 by an adhesive.

  As shown in FIG. 1, the lid portion 20 includes an upper lid plate 21, left and right side lid plates 22, 22 connected to left and right edge portions of the upper lid plate 21, and a front edge portion of the upper lid plate 21. And a front lid plate 23 connected to the front.

The upper lid plate 21 is connected to the upper edge portion of the rear end wall 13 via a fold line L6 (see FIG. 2).
The upper lid plate 21 is a part that closes the upper surface opening of the box body 10, and extends forward from the upper edge of the rear end wall 13. The upper lid plate 21 is formed at a right angle to the rear end wall 13.
The upper lid plate 21 is formed in a rectangular shape and has a length in the left-right direction larger than a length in the front-rear direction.
The length of the upper lid plate 21 in the left-right direction is slightly larger than the length of the bottom plate 11 in the left-right direction.

Left and right side cover plates 22 and 22 are connected to the left and right edge portions of the upper cover plate 21 via folding lines L7 and L7 (see FIG. 2) (see FIG. 3).
The side cover plate 22 is a portion that overlaps the outer surface of the side wall 14 of the box body 10, and extends downward from the left and right edges of the upper cover plate 21. The side cover plate 22 is formed at a right angle to the upper cover plate 21.
The side cover plate 22 is formed in a rectangular shape, and the length in the vertical direction is smaller than the length in the vertical direction of the side wall 14.

A front cover plate 23 is connected to the front edge of the upper cover plate 21 via a fold line L8 (see FIG. 2).
The front lid plate 23 is a portion overlapping the front surface of the front end wall 12 of the box body 10 and extends downward from the front edge portion of the upper lid plate 21. The front lid plate 23 is formed at a right angle to the upper lid plate 21.
The front lid plate 23 is formed in a rectangular shape and has a vertical length of about 2/3 of the vertical length of the front end wall 12.

  A metal cutter C is attached to the lower end portion of the inner surface of the front lid plate 23. The cutter C is a plate-like member extending along the lower edge portion of the front lid plate 23, and a tooth portion is formed on the lower edge portion. The tooth portion of the cutter C protrudes from the lower edge portion of the front lid plate 23 (see FIG. 3).

  As shown in FIG. 2, inner flaps 23a and 23a are connected to the left and right edges of the front lid plate 23 via folding lines L9 and L9. The inner flap 23a is a part joined to the inner surface of the side cover plate 22 by an adhesive.

As shown in FIG. 1, a joining flap 24 is connected to the lower edge portion of the front lid plate 23 through a perforation L10 (see FIG. 2). The joining flap 24 is formed in a strip shape along the lower edge of the front lid plate 23.
The length of the joining flap 24 in the vertical direction is formed to be approximately 1/3 the length of the front end wall 12 in the vertical direction. Therefore, the entire front surface of the front end wall 12 is covered by the front lid plate 23 and the joining flap 24.

  The joining flap 24 is joined to the lower part of the front surface of the front end wall 12 with an adhesive. The front end wall 12 and the joining flap 24 are joined at predetermined intervals in the left-right direction.

In the present embodiment, as shown in FIG. 3, an upper flap 15 (“flap” in the claims) is connected to the upper edge portion of the front end wall 12 of the box body 10 via a fold line L11.
The upper flap 15 is formed in a strip shape along the upper edge of the front end wall 12. The upper flap 15 protrudes rearward from the upper edge of the front end wall 12. That is, the upper flap 15 protrudes from the front portion of the upper surface opening of the box body 10.

A fold line L11 between the front end wall 12 and the upper flap 15 is a half-cut line (half-cut line) in which the outer surface side of the blank sheet S (see FIG. 2) is cut and the inner surface side is continuous.
Furthermore, a plurality of cutting grooves 16 are formed at predetermined intervals in the broken line L11. The cutting groove 16 is a slit that penetrates the blank sheet S (see FIG. 2). Thus, the broken line L11 of this embodiment is a lead rule.

  In the roll sheet storage box 1 of the present embodiment, a roll sheet R is stored as shown in FIG. The roll sheet R is housed in the box body 10 with the axial direction facing the left-right direction, and is rotatable around the axis in the box body 10. Further, an upper flap 15 projects over the front part of the roll sheet R (see FIG. 5).

In the roll sheet storage box 1 of this embodiment, as shown in FIG. 1, when one end of the joining flap 24 is pulled forward from the state in which the joining flap 24 is bonded to the front end wall 12, the perforation L10 is opened. As a result, the joining flap 24 is peeled off from the front end wall 12.
Thereby, as shown in FIG. 3, the cover part 20 is opened with respect to the box main body 10, and the cover part 20 can be opened and closed freely. In addition, the tooth portion of the cutter C protrudes from the lower end edge of the front lid plate 23.

When cutting the sheet from the roll sheet R, the sheet is pulled forward from the roll sheet R with the lid 20 open.
At this time, even if the roll sheet R is lifted in the box body 10, the roll sheet R can be prevented from jumping out from the box body 10 because the roll sheet R contacts the upper flap 15.

After the sheet having a desired length is pulled out from the box body 10, the lid 20 is closed, and a part of the sheet is sandwiched between the front end wall 12 and the front lid plate 23.
And the sheet | seat can be cut | disconnected by the tooth | gear part of the cutter C by pulling up a sheet | seat diagonally upward toward the other from one side on either side of the box main body 10. FIG.

Next, a procedure for inserting the roll sheet R into the roll sheet storage box 1 of the present embodiment will be described.
First, as shown in FIG. 4, the joining flap 24 is joined to the front end wall 12, and the left and right ends of the roll sheet storage box 1 are closed.
At the left and right other ends of the roll sheet storage box 1, the side wall 14, the inner flaps 12a, 13a, 23a and the side cover plate 22 are opened.
Then, the roll sheet R is inserted between the front end wall 12 and the rear end wall 13 from the other end of the roll sheet storage box 1, and the roll sheet R is stored in the box body 10. Thereafter, the side wall 14, the inner flaps 12a, 13a, 23a and the side cover plate 22 are closed.

In the roll sheet storage box 1 as described above, as shown in FIG. 3, the fold line L11 between the front end wall 12 and the upper flap 15 is a half-cut line, and the cutting groove 16 penetrates the fold line L11. . Thereby, the substantial connection length between the front end wall 12 and the upper flap 15 is reduced, and the upper flap 15 is easily bent with respect to the end wall 12.
Therefore, as shown in FIG. 5, when the upper lid plate 21 is pressed against the upper flap 15, the repulsive force of the upper flap 15 against the upper lid plate 21 is reduced.

  Therefore, the upper flap 15 can be prevented from moving backward, and the front end wall 12 can be prevented from tilting backward. That is, the front end wall 12 can be disposed at a right angle with respect to the bottom plate 10, and the roll sheet storage box 1 can be assembled neatly.

  Further, when the roll sheet R is inserted from the end of the roll sheet storage box 1, it is not necessary to correct the position of the front end wall 12, and the roll sheet R can be easily inserted into the roll sheet storage box 1.

  As described above, the roll sheet storage box 1 can be easily assembled neatly, and the roll sheet R can be easily inserted, so that the work efficiency at the time of assembly can be increased.

The embodiment of the present invention has been described above, but the present invention is not limited to the above-described embodiment, and can be appropriately changed without departing from the spirit of the present invention.
In the present embodiment, as shown in FIG. 3, a plurality of cutting grooves 16 are formed in the fold line L11 between the front end wall 12 and the upper flap 15, but the number and length of the cutting grooves 16 are limited. For example, one cutting groove 16 may be formed in the fold line L11.

  In the present embodiment, the fold line L11 between the front end wall 12 and the upper flap 15 is a half-cut line, but the fold line L11 is a linear groove formed by pressing the surface of the blank sheet S (see FIG. 2). There may be.

DESCRIPTION OF SYMBOLS 1 Roll sheet storage box 10 Box main body 11 Bottom plate 12 Front end wall 13 Rear end wall 14 Side wall 15 Upper flap 16 Cutting groove 20 Lid part 21 Upper lid plate 22 Side lid plate 23 Front lid plate 24 Flap for joining C Cutter R Roll sheet S Blank sheet

Claims (2)

A roll sheet storage box for storing roll sheets,
The bottom plate,
A front end wall and a rear end wall connected to the bottom plate;
A pair of left and right side walls connected to the bottom plate;
An upper lid plate connected to the upper edge of the rear end wall;
A front cover plate that is connected to a front edge portion of the upper cover plate and is superimposed on a front surface of the front end wall;
A flap protruding rearward is formed on the upper edge of the front end wall,
A roll sheet storage box, wherein a cutting groove passes through a fold line between the front end wall and the flap.   2. The roll sheet storage box according to claim 1, wherein the fold line between the front end wall and the flap is a half-cut line in which a cut is formed on an outer surface side.

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