JPH07458Y2 - Collective packaging container for hollow cylindrical objects - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a container suitable for collective packaging of an object having a hollow cylindrical portion on its end face, such as a wound body wound on a bobbin.

[Conventional technology]

When a hollow cylindrical object such as a wound body is fixed and packaged in a packaging container, the conventional technique always uses a member separate from the packaging container such as a peg piece. The hollow cylindrical object is fixed in the container by inserting it into the hole formed in the partition plate in the container and fitting it into the end of the hollow cylindrical object (for example, Japanese Patent Publication No. Sho 50). -35379).

[Problems to be solved by the device]

Therefore, in the prior art, in addition to the packaging container, a fixing means for the hollow cylindrical object, which is completely separate from the container, such as the above-described peg piece, is always required.

This invention intends to eliminate the need for a fixing means separate from such a container, and the packaging container itself is provided with a fixing means for fixing a hollow cylindrical object at a predetermined position in the container. The present invention aims to provide a collective packaging container.

[Means for Solving the Problems]

Means taken by the present invention to solve the above problems will be described below with reference to FIGS. 1 to 5 corresponding to the embodiments.

That is, the collective packaging container for hollow cylindrical objects according to the present invention is a collection of hollow cylindrical objects made of a sheet-shaped material that is cut into a predetermined plane shape and is provided with at least a crease and a score line at a predetermined position. In the packaging container 1, four surfaces along the longitudinal direction of the container 1 have a pair of side plates 3 connected from two sides of the upper plate 2 via a fold line a and a fold line from the lower side of one side plate 3. a bottom plate 4 continuously provided via b,
The pair of side plates 3 is configured by a semi-bottom plate 5 having a protrusion width w continuous from the lower side of the other side plate via a fold line b, which is approximately half the protrusion width W of the bottom plate 4. Has U-shaped or V-shaped openings formed at positions corresponding to the upper ends of the respective side plates at predetermined longitudinal intervals α, respectively. A plurality of cut lines 10 having a predetermined length 1 along the longitudinal direction are formed at intermediate positions of the protrusion width W of the semi-bottom plate 5 at predetermined intervals α in the longitudinal direction of the bottom plate 4. At the edge 5a of the
When the bottom plate 4 and the bottom plate 4 are superposed on each other, insertion pieces 11 having a predetermined width l'are continuously provided from the positions where the cut lines 10 of the bottom plate 4 overlap with each other through the folding line d. When 11 is inserted into the score line 10, the bottom plate 4 and the half bottom plate 5 are connected by this insertion piece 11, and
This insert piece 11 projects into the hollow portion 21a at the lower end of the hollow cylindrical object 20 housed in the container 1 and the hollow cylindrical object 2
The lower end portion of 0 is fixed to a predetermined position on the bottom plate 4 by the insertion piece 11, and is characterized in that.

[Action]

When the hollow cylindrical objects 20 are collectively packaged with the container 1 of the present invention, when the container 1 is developed as shown in FIG. The hollow cylindrical object 20 is inverted and placed at a predetermined position, that is, between each pair of U-shaped or V-shaped openings 9 formed in a pair with the upper plate 2 sandwiched therebetween ( (See FIG. 5) First, the side plate 3 on the side on which one of the bottom plates 4 is continuously provided is erected along the fold line a and the bottom plate 4 is bent along the fold line b so that the protruding width of the bottom plate 4 is increased. After making a score line 10 formed in the middle portion of W and aligning it with the center of the other end of the hollow cylindrical object 20, next, the side plate 3 on the side on which the other half bottom plate 5 is continuously provided. While standing up along the fold line a, the half bottom plate 5 and the insert piece 11 are fold lines b and d.
When bent along, the insertion piece 11 protruding from the front end edge 5a of the semi-bottom plate 5 is inserted into the score line 10 of the bottom plate 4, and the insertion piece 11 is inserted into the hollow portion at the other end of the hollow cylindrical object 20. The half bottom plate 5 can be stacked on the bottom plate 4 by inserting it into the 21a.

Therefore, referring to the diameter of the hollow portion 21a at the end of the hollow cylindrical object 20 in advance, the length 1 of the score line 10 and the width 1'of the insertion piece 11 can be determined by referring to the diameter of the hollow portion 21a. When the width l'is set so that it can be tightly inserted into the 21a, as described above, the insertion piece 11 is pierced through the score line 10 and the hollow portion at the other end of the hollow cylindrical object 20 is inserted.
When it is inserted into 21a, this packaging container 1 becomes this insertion piece 1
The bottom plate 4 and the semi-bottom plate 5 are connected to each other in a predetermined overlapping state via 1, and when the hollow cylindrical object 20 is erected with the container, the end portion is placed in the container 1 with the bottom plate 4 It will be fixed in place over the.

The width between the pair of fold lines a on the two sides of the upper plate 2 is close to one end of the hollow cylindrical object 20 when the bottom plate 4 and the semi-bottom plate 5 are connected as described above. When the width is set in advance so that the portion is engaged with the U-shaped or V-shaped opening 9, the bottom plate 4 and the half bottom plate 5 are cut lines as described above. In the state of being connected by the insertion piece 11 inserted in 10, the hollow cylindrical object 20 is near one end thereof,
The U-shaped or V-shaped openings 9 formed in the pair of side plates 3 fix the packaging container 1 at a predetermined position.

In this packaging container 1, a plurality of hollow cylindrical objects 20 are packaged as described above, and then the top and bottom of them are interchanged (180
When the hollow cylindrical object 20 is turned upright, the hollow cylindrical object 20 is erected, and the space between the superposed bottom plate 4 and semi-bottom plate 5 is pressed by the weight of the hollow cylindrical object 20 placed thereon. Therefore, the insertion piece 11 is a hollow cylindrical object.
It is stably held in the state of being inserted into the hollow portion 21a at the lower end portion of 20.

When the packaging container 1 in which the hollow cylindrical object is packaged as described above is opened, the container may be inverted and the insertion piece 11 may be pulled out, or the packaging container 1 may be torn and destroyed.

〔Example〕

An embodiment will be described with reference to FIGS. 1 to 5. The packaging container 1 according to the present invention is obtained by punching a rigid sheet-like material such as cardboard or cardboard with a punching machine, and , It is made by making a score line and a score line in the required part.

The packaging container 1 of FIG. 1 shows a developed state in which a material sheet is punched out into a required shape, and required folding lines and cut lines are given thereto. In the figure, 2 is an upper plate,
Reference numeral 3 denotes a pair of side plates that are arranged in series on the upper plate 2 and meet the fold lines a formed along the two sides of the upper plate 2.

A bottom plate 4 is connected to one of the side plates 3 via a fold line b, and a protruding width w of the other side plate 3 is the above-mentioned bottom plate 4.
The semi-bottom plate 5, which is only half the projection width W, is projected.

Reference numeral 6 denotes a gable plate which is continuously provided on both sides of the one side plate 3 via folding lines c, and 7 denotes a connecting flap which is connected to both sides of the other side plate 3 via folding lines c.

On the material plate of the packaging container 1, the upper plate 2, the side plate 3, the bottom plate 4 and the half-bottom plate 5 are arranged at positions equally divided into 6 in the longitudinal direction (the horizontal direction in FIG. 1), and 5 pieces are arranged. Perforations 8 for cutting off are provided, and the side plate 3 is arranged at the position corresponding to the upper end of each of the sections divided into 6 by the perforations 8 and the width of the section. U-shaped openings 9 are formed at the respective center positions in the direction, and the bottom plate 4 is divided into six equal parts by the perforations 8 and has a protrusion width W of each section. They are arranged at an intermediate position and at a central position in the width direction of the section, and each of them has a predetermined length l, and both end portions are divided into two stages of about 45 ° toward the folding line b direction and are divided into two stages.
° Bent, score line 10 is formed,
The semi-bottom plate 5 has a predetermined width l '(l' = 1) from the edge 5a of each section divided into six equal parts by the perforations 8 via the folding line d. An octagonal insertion piece 11 having a taper 11a for insertion provided at its tip and a narrowed portion 11b for engagement formed at its base is continuously provided.

The predetermined width l'is a bobbin 21 which is opened at the lower end edge of a hollow cylindrical object, such as a wound body 20, which is to be packaged by the packaging container 1.
When inserted in the hollow part (hole) 21a of
Is set in advance so that the hollow portion 21a of the bobbin 21 is tightly fitted.

Further, an inserting piece 12 having the same shape as the inserting piece 11 is continuously provided at a proper position of the end edge portion 6a of the end plate 6 through a fold line e, and at a proper position of the base portion of the connecting flap 7. Has a score line 13 having the same shape as the score line 10 for inserting the insert piece 12 therein and forming the end face of the packaging container 1 with the end plate 6.

Since the packaging container 1 of this embodiment has the above-mentioned configuration, the wound containers 20 can be collectively packaged with the upper container 2 in the unfolded state (Fig. 1). In each of the sections partitioned by the cut-out perforations 8, the winding body 20 is placed upside down, and as shown in FIG. 5, first, the side plate on the side on which the one bottom plate 4 is continuously provided. 3 is erected along the fold line a, and the bottom plate 4 connected to the fold line 3 is bent along the fold line b until it comes into contact with the end face of the bobbin 21, and the cut line formed on the bottom plate 4 is cut. Then, position it in the center of the bobbin 21 (chain line in Fig. 5), and then
The side plate 3 on the side on which the other half bottom plate 5 is connected is erected along the fold line a, and the half bottom plate 5 and the insertion piece 11 connected to it are bent along the fold lines b and d. Insert 11 into the score line 10 of the bottom plate 4 (Fig. 5
This half bottom plate 5 can be placed on the bottom plate 4 by inserting it into the hollow portion 21a of the bobbin 21 (see FIGS. 3 and 4).

After assembling in the above-mentioned state, next, the connecting flaps 7 and the end plates 6 on both sides of the packaging container 1 are respectively folded line c.
Bend 90 ° along and insert the insert piece 12 into the score line 13, this packaging container 1 will have 6 wound bodies in it.
20 are assembled and assembled into a hexahedral packaging container 1.

Then, when this is rotated 180 °, the state shown in FIGS. 2 and 3 is obtained. That is, each wound body 20 has a portion near the upper end thereof partially exposed in the U-shaped opening 9 formed in the side plates 3.
The opening 9 is held in contact with the opening 9, and the lower end thereof is held at a predetermined position on the bottom plate 4 by the insertion piece 11 inserted into the hollow portion 21a of the bobbin 21.

When taking out the wound body 20 packaged as described above from the packaging container 1 of this embodiment, the packaging container 1 is divided along any perforations 8 and then the insertion piece 11 is pulled out, or The divided container 1 may be torn and destroyed. In order to facilitate this breaking operation, a cut-out perforation (not shown) may be provided along both or one of the folding lines a and b.

Further, in the above embodiment, an example in which the U-shaped opening 9 is a completely cut open opening is shown, but in another embodiment, this U-shaped opening 9 is, for example, as shown in FIG. Two notches 14 intersecting in a T-shape, as shown in
15 and a pair of perforations 16 extending downward from one of the score lines 14 in a downward constriction shape, and a hollow cylindrical object is packaged in this packaging container 1. The part presses the side plate 3 between the pair of perforations 16 and the cut lines 14 and 15 are pushed open, so that the upper part of the hollow cylindrical object is fixedly held in the packaging container 1. May be.

[Effect of the Invention] As is apparent from the above description, when the packaging container 1 of the present invention is assembled while the hollow cylindrical object 20 is packed therein, the insertion piece 1 connected to the half bottom plate 5 continuously. The upper plate 2, the side plates 3 and the bottom plate 4 of the packaging container 11 can be connected in series by inserting the bottom plate 4 into the score line 10 of the bottom plate 4, and at the same time, the insertion piece 11 is in contact with the bottom plate 4. Since it is inserted into the hollow portion 21a of the hollow cylindrical object 20, the lower end of the hollow cylindrical object 20 can be fixed in the packaging container 1 with this insertion piece 11.

In addition, the upper end of the hollow cylindrical object 20 is located near the U
It can be fixed in the packaging container 1 by means of the V-shaped or V-shaped opening 9.

Therefore, according to the packaging container 1 of the present invention, the hollow cylindrical object 20 can be formed by the packaging container 1 itself without any auxiliary means separate from the packaging container described at the beginning. Can be collectively packaged.

[Brief description of drawings]

FIG. 1 shows an embodiment of a collective packaging container for hollow cylindrical objects according to the present invention. FIG. 1 is a developed view of the container, FIG. 2 is a front view showing its usage state, and FIG. Fig. 2 III
-III line cross-sectional enlarged view, FIG. 4 is a IV-IV line cross-sectional view of FIG. 3, FIG. 5 is an assembly sequence explanatory view of the container, and FIG. 6 is one example of the container showing another embodiment of the opening. FIG. 1 ... Packaging container, 2 ... Top plate, 3 ... Side plate, 4 ... Bottom plate, 5 ... Semi-bottom plate, 6 ... Wife plate, 7 ... Connecting flap,
8: Perforation for cutting, 9: Opening, 10 ・ 13 ・
14 ・ 15 …… score line, 11 ・ 12 …… insert piece, 16 ……
Perforations, 20 ... Wound body (hollow cylindrical object) 21 ... Bobbin, 21a ... Hollow part, ae ... Fold line, W ... Bottom plate protrusion width, w ... Half bottom plate protrusion width, l: length of cut line, l '... width of insert piece.

Claims (1)

[Scope of utility model registration request] 1. A collective packaging container 1 for hollow cylindrical objects, which is made of a sheet-like material which is cut into a predetermined plane shape and is provided with at least fold lines and cut lines at predetermined positions. Four surfaces along the longitudinal direction are a pair of side plates 3 that are continuously provided from two sides of the upper plate 2 via a folding line a, and a bottom plate 4 that is continuously provided from a lower side of one side plate 3 through a folding line b. ,
The pair of side plates 3 is configured by a semi-bottom plate 5 having a protrusion width w continuous from the lower side of the other side plate via a fold line b, which is approximately half the protrusion width W of the bottom plate 4. Has U-shaped or V-shaped openings formed at positions corresponding to the upper ends of the respective side plates at predetermined longitudinal intervals α, respectively. A plurality of cut lines 10 having a predetermined length 1 along the longitudinal direction are formed at intermediate positions of the protrusion width W of the semi-bottom plate 5 at predetermined intervals α in the longitudinal direction of the bottom plate 4. At the edge 5a of the
When the bottom plate 4 and the bottom plate 4 are superposed on each other, insertion pieces 11 having a predetermined width l'are continuously provided from the positions where the cut lines 10 of the bottom plate 4 overlap with each other through the folding line d. When 11 is inserted into the score line 10, the bottom plate 4 and the half bottom plate 5 are connected by this insertion piece 11, and
This insert piece 11 projects into the hollow portion 21a at the lower end of the hollow cylindrical object 20 housed in the container 1 and the hollow cylindrical object 2
The lower end portion of 0 is fixed to a predetermined position on the bottom plate 4 by the insertion piece 11, and a collective container for hollow cylindrical objects.