JPH11301664A - Returnable box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce a storing volume after supplying a tube as much as possible while both function and a convenience in use of a returnable box are being assured and at the same time to perform a positive holding of side plates. SOLUTION: In a returnable box having a rectangular-plate type bottom plate 5 and side plates 6a, (6b), 6c, (6) in which a taking-out hole 10 for use in flowing out item in a box outside of it is formed at a position along the inner surface of a first side plate 6c at a side plate 6a adjacent to the first side plate 6c and a closing plate 11 for closing the taking-out hole 10 is provided, each of the side plates 6 is cooperatively arranged at each of the side edges of the bottom plate 5 in such a way that it can be folded between its developed state and raised state, other side plates 6a (6b) except the first side plate 6c are connected while their adjoining side plates being removably attached from each other, the closing plate 11 is formed with inserting pieces 14 inserted into inserted portions 20 formed at these side plates 6a, 6c while the first side plate 6 and the side plate 6a having the taking-out hole 10 formed therein are being raised, and then the first side plate 6c is held by the closing plate 11 in its attitude while it is raised.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a return box used for transporting articles, and more particularly to a case where a large number of empty tube containers are stored and transported from a tube container manufacturing factory to a content filling factory. Regarding the passing box.

[0002]

2. Description of the Related Art A tube container in which contents such as creamy medicines and cosmetics are filled, a cap is screwed into a mouth until the contents are filled, and an end of a tube container body is closed. It is packed in a box with the opening. That is, a tube container is packed in a box in a container manufacturing plant, loaded on a truck or the like, transported to a contents filling factory, and the container is directly set on a contents filling machine of the factory, and the empty box in the box is empty. Is supplied to the filling machine, and the contents are filled in the empty tube container. Then, the empty pass box after the supply of the tube container is conveyed again to the container manufacturing factory and reused.

[0003]

The above-mentioned conventional box is generally an injection-molded product made of synthetic resin, but requires a considerably large storage area to store an empty box after the tube container has been supplied. In addition, there is a problem that the transportation cost for returning the tube to the tube manufacturing factory increases.

[0004] Therefore, an object of the present invention is to minimize the storage volume after tube supply while ensuring the function and convenience as a box.

[0005]

In order to achieve the above object, the present invention takes the following technical measures.

That is, the present invention comprises a square plate-shaped bottom plate and a side plate, and a side plate adjacent to the first side plate is provided with a first hole for discharging an article inside the box to the outside of the box. In a pass-through box formed at a position along the inner surface of the side plate portion and provided with a closing plate for closing the take-out hole, each side plate portion is freely bendable between a deployed state and an upright state on each side edge of the bottom plate portion. The side plates other than the first side plate are connected to each other in an upright state so as to be detachably connected to each other.
In the state where the first side plate portion and the side plate portion with the take-out hole are erected, an insertion piece is formed to be inserted into the insertion portion formed in the side plate portion, and the first closing plate is formed by the closing plate. Is characterized in that the side plate portion is held in an upright state.

In such a box, a large number of empty tube containers are packed in a box at a tube manufacturing factory, transported to a content filling factory by a transportation means such as a truck, and the box is mounted on a content filling machine. You. Here, the first side plate portion is set to the lower side when mounting to the filling machine. At this time, there is no need to support the first side plate portion, and when the closing plate is pulled out, the extraction hole is opened, and the empty tube container in the pass-through box flows out of the extraction hole along the inner surface of the first side plate portion, It is sequentially supplied to the material filling machine. When the supply is completed, the container can be removed from the filling machine, the connection between the side plates can be removed, and the container can be developed in a planar manner, so that the storage volume is extremely small as compared with the conventional case. In addition, the cost of returning the container to the container manufacturing factory is extremely reduced, and if it is made of easily disposable material such as cardboard or plastic board, it can be easily disposed as required.

Further, the mounting and dismounting of the closing plate can be carried out simply by inserting the side plate portion from the standing end portion with the side plate portion standing upright.

Although various configurations can be adopted as the configuration of the plug-in portion, the plug-in portion can be formed by a vertical groove formed along the upright direction in the side plate portion and opening to the takeout hole side. The structure of the insertion piece of the closing plate can be simplified, and the strength and manufacturability can be improved.

[0010] Further, the insertion piece of the closing plate and the side plate portion are engaged so as to regulate the relative movement in the width direction, so that the closing plate is prevented from being shaken with a simple structure, and Is reliably held in the upright state.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 5 show a pass box 1 according to an embodiment of the present invention. The pass box 1 closes an upper opening box main body 2 and an upper opening of the box main body 2. A cover 3 and a closing plate 11 described later are provided. Various materials can be adopted as the material for the box body 2, the lid 3, and the closing plate 11, but in order to facilitate manufacture, reduce weight, and reduce cost, cardboard, plastic cardboard, foamed synthetic resin plate, etc. Can be adopted. Plastic corrugated cardboard is particularly preferred because it enables various sterilizations.

The box body 2 is configured to be deployable as shown in FIG. 2, and has a rectangular plate-shaped bottom plate 5 and a bottom plate 5.
Each of the side edges has a side plate portion 6 in the form of a rectangular plate, which is bent and connected to a deployed state and an upright state shown in FIG.

A fixing margin 7 for fixing to the adjacent side plate portion 6a is continuously provided via a bent portion 8 to both side edges in the width direction of the side plate portion 6b at one short side end of the bottom plate portion 5. The fixing margin 7 is superposed on the outer surface of the adjacent side plate portion 6a in a state where each side plate portion 6 is erected, and is detachably fixed by an appropriate fixing means. Various fixing means may be employed, but in the illustrated example, the magic tapes 9 provided on the contact surfaces of the fixing allowance 7 and the side plate portion 6b, respectively.
(Hook-and-loop fastener) is adopted. As other fixing means, a hook, a button, a screw, or the like may be employed.

The other side in the width direction of the side plate portion 6a at both ends in the longitudinal direction of the bottom plate portion 5 is cut out in a rectangular shape, and an outlet hole for allowing an article such as a tube container inside the box to flow out of the box when standing upright. 10 is formed at a position along the inner surface of the side plate portion 6c (hereinafter, referred to as "first side plate portion") adjacent thereto. If the take-out hole 10 is formed in the opposite side plate portions 6a, it can be set in either the left or right box support of the content filling machine, but may be formed only in one side plate portion 6a. .

The take-out hole 10 can be opened and closed by a closing plate 11 provided in the box body 2.

The closing plate 11 has a rectangular plate-shaped closing portion 12 having a size just fitted into the take-out hole 10, and a first side plate portion 6c and a side plate portion 6a in which the take-out hole 10 is formed. In this state, it is provided with an insertion piece 14 to be inserted into the insertion portion 20 formed on each of the side plate portions 6a and 6c, and is configured substantially in an L shape in plan view.

In the illustrated embodiment, the plug-in portion 20 is
First side plate portion 6c and side plate portion 6a in which extraction hole 10 is formed
The side plate portions 6a, 6
c, which is formed along the upright direction, and is formed by a vertical groove which opens to the takeout hole 10 side. In addition, this insertion part 2
0 is also open at the front end so that the insertion piece 14 can be inserted from the front end in the standing direction of the side plate portion 6.

On the other hand, the insertion piece 14 is formed of a plate-like body having a thickness that can be inserted into the vertical groove 20.

The insertion piece 14 and the side plates 6a, 6c have
Locking portions 21 and 22 are formed to engage with each other so as to regulate the relative movement in the left-right width direction. The locking portion 21 of the insertion piece 14 extends downward, the locking portion 22 of the side plate 6 extends upward, and the insertion piece 14 is inserted into the inserted portion 20 from above. The two locking portions 21 and 22 are engaged by being inserted.

The thickness of the closing portion 12 of the closing plate 11 is
It is configured to have substantially the same thickness as the side plate portions 6a and 6c,
When the closing plate 11 is mounted on the box main body 2, no step is formed on the inner peripheral surface of the box.

Thus, the closing plate 1 attached to the box body 2
Due to 1, the posture of the first side plate portion 6c is held in the upright state. As described above, the first side plate portion 6c constituting the outflow guide surface when the tube container inside the box is filled into the content filling machine.
In this case, the holding hole is held by the closing plate 11 to be removed, so that the take-out hole 10 is formed at a position straight along the inner surface of the first side plate portion 6c despite being configured to be deployable with cardboard or the like. In addition, the configuration is extremely simple, and the supply of the tube container to the content filling machine can be smoothly performed while reducing the manufacturing cost.

The lid 3 is configured to be deployable in the same manner as the box main body 2, and includes a rectangular plate-shaped top plate 15, and an edge piece 16 which is connected to each side edge of the top plate 15 so as to be freely bent. It has. A fixing margin 17 is provided on one side of the adjacent edge piece 16 so as to overlap the outer surface of the other edge piece, and a magic tape or the like that can be detachably fixed to the contact surface between the fixing margin 17 and the other edge piece 16 is provided. Is provided so that adjacent edge pieces 17 can be detachably connected to each other.

The present invention is not limited to the above-described embodiment, and the design can be changed as appropriate. For example, a flap may be provided on the upper part of the side plate part. Further, the bottom plate portion can be constituted by stacking flaps provided continuously at the lower portions of the respective side plate portions and fixing them detachably. Further, the insertion piece of the closing plate can be configured to be inserted from the outer surface side of the box into the insertion portion formed of a vertically elongated slit formed in the widthwise middle portion of the side plate portion.

[0025]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.

By cutting out a plate-like raw material such as a plastic cardboard, a plastic board, a cardboard, etc., as shown in FIG. 32, forming a rectangular plate-shaped interior plate 33 attached to the inner surface of each side plate portion. Box body substrate 31
Is a main constituent member of the box main body, and includes a bottom plate portion 5, an outer plate 34 of each side plate portion 6, and a fixing allowance 7.

The length of the intermediate member 32 in the width direction is larger than the width of the side plate portion outer plate 34 of the box body substrate 31 in order to form the vertical groove 20 to be the inserted portion on the takeout hole 10 side. Has also been made smaller. Further, a hook-shaped protruding piece constituting the locking portion 22 is formed at the edge of the intermediate plate 32 on the side of the extraction hole 10.

The box body 2 is formed by fixing the intermediate plate 32 to the inner surface of the outer plate 34 and fixing the inner plate 33 to the inner surface of the intermediate plate 32 by fixing means such as an adhesive. You.

According to this configuration, the insertion portion 20 formed of a vertical groove can be easily formed, and the manufacturing workability can be improved, and each side plate portion is composed of a plurality of plate materials. Therefore, the strength can be ensured.

Next, an example of manufacturing the closing plate 11 will be described. The closing plate 11 in the illustrated example forms a substrate 36 having the intermediate plate 35 of the closing portion 12 and the insertion pieces 14 on both side edges in the width direction by cutting out a plate-shaped raw material. Then, the one insertion piece 14 is bent in a right angle direction, and the reinforcing plate 37 is fixed to the outer surface and the inner surface of the intermediate plate of the closing portion 12, thereby forming the closing plate 11.

If the plate-like raw material constituting the closing plate 11 and the raw material of the box body are the same, the side plate portions 6a,
6c and the closing portion 12 have substantially the same plate thickness, and the insertion piece 14 can be inserted into the vertical groove 20.

[0032]

According to the present invention, the first side plate portion is formed by the closing plate despite the fact that the take-out hole through which the articles inside the box flows out to the outside is provided along the inner surface of the first side plate portion. By supporting the first side plate portion during the transportation of the articles, the first side plate portion can be easily deployed after the articles are supplied, so that the storage volume can be significantly reduced and the storage cost can be reduced. In addition to this, the return cost of the return box can be reduced, the reassembly can be made easy, and the attachment and detachment of the closing plate is extremely easy, the workability is good, and the structure is simple. Therefore, the production cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a box body of a pass-through box according to an embodiment of the present invention, in which one of two closing plates is removed and the other is attached to the box body.

FIG. 2 is an exploded view of a box body of the through box.

FIG. 3 is a perspective view showing a lid of the pass-through box.

FIG. 4 is a development view of the lid.

FIG. 5 is a view showing the configuration of parts of a box body.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pass-through box 2 Box main body 5 Bottom plate part 6 Side plate part 10 Extraction hole 11 Closure plate 14 Insert piece 20 Insert part

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Kenji Shuto 2-11-6 Fujinosato, Ibaraki-shi, Osaka Inside Taisei Kako Co., Ltd. (72) Inventor Shitomi Tamaki 2-11-6 Fujinosato, Ibaraki-shi, Osaka Taisei Inside Kako Co., Ltd. (72) Inventor Yasuo Imawaki 2-11-6 Fujinosato, Ibaraki-shi, Osaka Taisei Kako Co., Ltd.

Claims (3)

[Claims] 1. A rectangular bottom plate (5) and side plate (6).
a, 6b, 6c), and the side plate (6a) adjacent to the first side plate (6c) is provided with a take-out hole (10) for allowing the articles inside the box to flow out of the box to the first side plate. In the pass-through box formed at a position along the inner surface of (6c) and provided with a closing plate (11) for closing the take-out hole (10), each side plate portion (6a, 6b, 6c) has a bottom plate portion (5). Each of the side plates (6a, 6a, 6a, 6b) except for the first side plate (6c) is connected to each side edge of the
6b) are adjacently connected to each other in an upright state, and are detachably connected to each other. A first side plate (6)
c) and the insertion piece (20) formed in the side plate portions (6a, 6c) with the side plate portion (6a) formed with the extraction hole (10) standing upright. 14) is formed, and the first side plate portion (6) is formed by the closing plate (11).
c) is a box that is held upright. 2. The insertion part (20) is provided with side plate parts (6a, 6a).
2. The pass-through box according to claim 1, wherein a vertical groove is formed in c) along the upright direction and opened to the take-out hole (10) side. 3. The device according to claim 1, wherein the insertion piece (14) of the closing plate (11) and the side plate portions (6a, 6c) are engaged so as to restrict relative movement in the width direction. Tray box.