JPH024885Y2 - - Google Patents

Description

[Detailed description of the invention] [Industrial field of application] The invention allows two boxes to be manufactured from one blank into a folded state by folding and pasting the bottom using an automatic box making machine. The present invention relates to a blank for an automatically folding connecting box.

[Prior art and its problems]

As shown in FIG. 6A, for example, a blank A1 for an automatic folding box that can be manufactured into a folded state by being bent by an automatic box-making machine and pasted at the bottom is a front plate. 1 and the rear plate 2, and the left side plate 3 and the right side plate 4.
A connecting piece 8 is connected to the upper side of the front plate 1 via a broken line 9, and these are assembled in a box shape on the common left edge of the front, left, and right side plates 1 to 4. Bottom plate constituent pieces 10 to 1 whose openings are closed to form a bottom plate when the bottom plate is closed.
3 are extended through the fold lines 14 to 17, respectively, and the bottom plate constituent pieces 10 and 11 extend to the left side of the front plate 1 and the rear plate 2, and to the left side of the left side plate 3 and the right side plate 4. The extended bottom plate constituent pieces 12 and 13 are formed in the same shape, and the bottoms of the left side plate 3 and right side plate 4 are formed at the corners of the bottom plate constituent pieces 10 and 11 of the front plate 1 and the rear plate 2. Face plate component 1
These bottom plate constituent pieces 12 and 1 are on the 2 and 13 sides.
Connecting pieces 18 and 19 fixed with glue to the front and rear side plates 1 to 4 are bendable through fold lines 20 and 21 formed at an angle of 45 degrees, respectively.
It is known that top plate constituent pieces 22 to 25, which close the top opening when these are assembled into a box shape, extend through fold lines 26 to 29, respectively, on the common right edge of the box. ing.

As shown in FIGS. 6A to 6D, this automatic folding box blank A1 is formed by folding lines 14 to 17, 20, 21 in accordance with a conventional method using a known automatic box making machine (not shown). The blank A1 is bent from the bending lines 5 and 7, glue 30 is applied to the back side of the connecting piece 8 and the surfaces of the connecting pieces 18 and 19, and the blank A1 is bent from the folding lines 5 and 7.
are bent, and the outer surface of the bottom plate component piece 12 and the inner surface of the connecting piece 18, the outer surface of the bottom plate component piece 13 and the inner surface of the connecting piece 19, and the outer surface of the connecting piece 8 and the right side plate 4.
A flat folded box A2 with the inner edge of
is obtained.

When assembling this flat folded box A2, press the diagonal edges indicated by the small arrows in FIG. 6D, that is, the fold lines 5 and 7, as shown in FIG. It is assembled into a cubic box A3.

However, the only way to improve the production efficiency of manufacturing this flat folded box A2 is to increase the conveyance speed of the blanks in the automatic box making machine, and this increase in conveyance speed also depends on the functionality of the automatic box making machine. There are limits;
No improvement in production efficiency beyond this limit could be expected.

Also, during post-processing after manufacturing the folded box A2 from the blank, the bottom side of the box A2 with the bottom attached includes the front plate 1, the bottom plate component piece 10, the connecting piece 18, and the bottom plate component. 5 of the piece 12 and the left side plate 3
Although the structure is multilayered, the top plate side includes the front plate 1 and the left side plate 3, or the two top plate components 22 and 23.
Since it is a double layer of
As shown in the figure, it is unstable even if five sheets are stacked upside down, and the load will collapse unless they are tied in a flat cross shape, and even if they are tied in this way, they lack stability.
In addition to being inconvenient in terms of transportation and handling, the work of manually turning over the produced folding boxes A2 in appropriate numbers at a time causes a decrease in the production efficiency of the folding boxes themselves.

[Purpose and outline of the invention]

The present invention solves the problems with the conventional automatic folding box blanks, improves the production efficiency of automatic folding boxes, and provides a blank for automatic folding boxes that facilitates post-processing of the produced folding boxes. The body plates of a polygonal box, such as the left side plate, right side plate, front plate, and rear plate, are formed on the left and right sides with a common separation line in between, and the upper and lower sides are A body plate connecting piece is extended to one of the end body plates via a broken line, and a bottom plate that closes the bottom of the box is extended to the outside of each body plate,
In addition, each bottom plate is characterized in that a bottom plate connecting piece, which is fixed to an adjacent bottom plate, is formed by a broken line at an appropriate corner portion of the bottom plate.

〔Example〕

DESCRIPTION OF THE PREFERRED EMBODIMENTS Examples of the automatic folding connecting box blank according to the present invention will be described below with reference to the drawings.

As shown in FIG. 1A, a top plate component piece 41, a front plate 42, a top plate component piece 41, a front plate 42, Bottom plate component piece 43, top plate component piece 44, left side plate 45, bottom plate component piece 4
6, a top plate component piece 47, a rear plate 48, a bottom plate component piece 49, a top plate component piece 50, a right side plate 51,
The bottom plate component piece 52 has a fold line 53 at each boundary.
63, and a body plate connecting piece 64 is extended above the front plate 42 via a fold line 65.

Each bottom plate component piece 4 of the front plate 42 and the rear plate 48
Bottom plate constituent piece 4 of left side plate 45 in 3,49
On the 6 side and the lower side of the bottom plate component 52 side of the right side plate 51, fold lines 66 and 67 are formed outward from the lower ends of the fold lines 54 and 58 at an angle of 45 degrees, and the corners thereof are connected to the bottom plate. It is configured as pieces 68 and 69.

The top plate component piece 41 of the front plate 42 and the top plate component piece 47 of the rear plate 48 each have a pair of insertion holes 7.
0 is perforated, and when assembled as a box,
Top plate constituent pieces 44, 50 of left and right side plates 45, 51
Both corners of the tip are inserted and locked.

Each top plate component piece 41, 44, 47, 50 is separated by a slit 71, and the left and right side plates 45, 5
1, the separation line 4 is formed between the top plate components 44 and 50.
0, cut holes 73 are bored so that insertion portions 72 are formed on the upper and lower sides, respectively.

In order to form the automatic folding connecting box blank B1 configured in this way using a box making machine (not shown), first, as shown in FIG. Bottom plate component piece 46,5
2 inward from the respective fold lines 56 and 60, and then fold the bottom plate constituent pieces 43 and 49 of the front plate 42 and the rear plate 48 inward from the respective fold lines 54 and 58, and at the same time Component pieces 43, 4
Bend the bottom plate connection pieces 68 and 69 of No. 9 outward from the respective fold lines 66 and 67.

Next, after applying glue 74 to the surfaces of the bottom plate connecting pieces 68 and 69 and the back side of the body plate connecting piece 64, fold the front plate 42 inward from its fold line 61 and the right side plate 51 from its fold line 63, The bottom plate connecting piece 68 and the bottom plate constituent piece 46, the bottom plate connecting piece 69 and the bottom plate constituent piece 52, the body plate connecting piece 64 and the inner edge of the right side plate 51 are fixed with glue, and the whole is pressed by a conventional method. The product is dried while drying to obtain a folded box B2.

To bind the folded boxes B2, as shown in FIG. 2, an appropriate number of boxes may be stacked and tied with a string or the like.

Also, when assembling the folded box B2,
First, as shown in FIG.
The box B2 is separated into two left and right parts, and each is cut along the diagonal edges indicated by the arrows, that is, the fold lines 61 and 6.
3 is pressed to form a cubic box B3 as shown in the fourth figure.

After storing the articles in the box B3, as shown in FIG. 50 to each broken line 55,5
9 inwardly by 90 degrees, and insert and lock the insertion portion 72 into the insertion hole 70 of the upper plate constituent pieces 41 and 47.

In this example, a box configured as described above is shown, but for example, a polygonal box is
The body part can be configured not only in a square shape but also in an appropriate polygonal shape such as a hexagon or an octagon, and in the case of a box that does not require a top plate, the top plate may be omitted. In addition, in cases where the body plate is formed symmetrically across the separation line of the blank, two folding boxes of the same shape and size are manufactured from one blank, but the body plate is formed symmetrically across the separation line. If the body plate is formed, 1
It is obvious that two different types of folding boxes can be produced at the same time using a single blank.

[Effect of idea]

As described above, according to the automatic folding connecting box blank according to the present invention, not only can a simple assembly box be manufactured using an automatic box making machine, but also two sheets in a folded state with a bottom attached from one blank can be manufactured. The production efficiency can be doubled by obtaining multiple folding boxes, and even if the produced folding boxes are bundled into the desired number, the left and right sides will have the same thickness, making stacking stable and making it easier to transport and handle. It is suitable as a blank for automatically folding connecting boxes because it is convenient, can be processed efficiently after production, and does not impede the production efficiency of folding boxes by a box making machine.

[Brief explanation of the drawing]

Figures 1 to 5 show examples of the automatic folding connecting box blank according to the present invention. FIG. 3 is an illustration of the state in which the boxes are stacked, FIG. 3 is an explanatory diagram of the separated state of the connecting boxes, FIG. 4 is an assembly diagram of the boxes, and FIG. 5 is a diagram of how to close the top surface. Figures 6 to 8 show conventional examples; Figures 6 A to 2 are explanatory diagrams of the box manufacturing process, Figure 7 is an assembly diagram of the box, and Figure 8 is a stacked state of the folded boxes that have been manufactured. It is a diagram. 40...Separation line, 42...Front plate (body plate), 4
3, 46, 49, 52... Bottom plate component (bottom plate), 45... Left side plate (body plate), 48... Rear plate (body plate), 51... Right side plate (body plate), 64... ...Body plate connection pieces, 53 to 63, 65, 66, 67...
Broken lines, 68, 69...Bottom plate connection piece.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) Body plates of a polygonal box, such as a left side plate, a right side plate, a front plate, and a rear plate, are formed on the left and right sides with a common separation line in between, In addition, a body plate connecting piece is extended to one of the upper and lower ends of the body plate via a broken line, and a bottom plate that closes the bottom of the box is extended to the outside of each body plate, and each bottom plate 1. A blank for an automatic folding connection box, characterized in that a bottom plate connection piece, which is fixed to an adjacent bottom plate, is formed by a fold line at a corner of an appropriate bottom plate. (2) The automatic folding connecting box blank according to claim 1, wherein the body plates formed on the left and right sides sandwiching the separation line are body plates having a top plate of a box. (3) The automatic folding connecting box blank according to claim 1 or 2, wherein the body plates formed on the left and right sides with the separation line in between are symmetrical.