JPH092452A - Packing device - Google Patents

Abstract

PURPOSE: To obtain a packing device that can be easily, inexpensively assembled using corrugated board and whose materials can be stored and transported at low costs whereas the packing device exhibits a high cushioning performance. CONSTITUTION: A cushioning element 3 is produced in such a way that a sheet of corrugated board is bent into three layers, and article insert openings 8, 9 and 10 are respectively cut out in a lower layer 3L, a middle layer 3M, and an upper layer 3U. An article 1 to be packed is encased in a cushioning case 2 on a box that is formed by folding corrugated board, and then inserted and held in the openings 8, 9 and 10 of the cushioning element 3. Recessed parts 7 are formed on the sidewalls of the cushioning case 2, and protrusions 11 formed in the opening 8 of the lower layer 3L are inserted in the recessed parts 7 so that the article 1 is held in the cushioning element 3 as it is prevented from falling down. An accessory compartment 5 is arranged under the cushioning element 3 and a top plate 4 is put on the article 1. With all the components vertically put in a pile, they are encased in an external case 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packing apparatus used for storing, storing or transporting a packaged object such as a relatively small electric device.

[0002]

2. Description of the Related Art The above-mentioned packing device requires a buffering means that can withstand vibrations and shocks applied from the outside. Conventionally, a buffering means using a styrofoam molded article or a buffering means using a corrugated board material has been used. in use.

As a cushioning means using a Styrofoam molded product, for example, as shown in FIG. 10, a product body 21a, which is an object to be packaged, and an accessory 21b, are placed in a predetermined recess in a preformed recess in a Styrofoam package 22. In the state that the packaged object is stored, and the instruction sheet, the leather bag for storing the product, the top retainer 23 such as the corrugated cardboard pad, etc. I was packing it.

As a cushioning means using corrugated board material, for example, as shown in FIGS. 11 and 12, a blank 25 obtained by die-cutting corrugated board material is bent at a folding ruled line a to form a hollow double wall. Assembled into a packing case 26 having a structure and a high cushioning function, and the product body 21
a. The accessory storage case 27 is stored without play, and the presser foot 23 is placed on the product main body 21a so that the objects to be packed are packed in a fixed state in all directions.

[0005]

However, the cushioning means using the Styrofoam molded product has the following drawbacks.

[0006] It is difficult to reuse the material of the shock absorber made of Styrofoam.

It requires an expensive mold.

Since the buffer body is bulky because it cannot be folded, the transportation cost and storage cost of the buffer body itself are relatively high.

Further, the cushioning means using the corrugated board material has relatively few the above-mentioned problems found in the cushioning means using the polystyrene foam article, but has the following drawbacks.

Since a large number of folding ruled lines are used to assemble into a packaging case having a double-walled structure having a high cushioning function, it takes a lot of time and time to assemble, resulting in low workability.

The area of the corrugated board material becomes large, and deformation or warpage occurs during storage in the expanded state,
There is a risk that quality will be adversely affected, such as making bending difficult.

The present invention has been made in view of such circumstances, and an object of the present invention is to provide a packaging device capable of solving the above-mentioned problems found in the conventional cushioning means.

[0013]

In order to achieve the above object, the present invention has the following constitution. That is, according to the invention of claim 1, the corrugated board material is folded in three layers, and openings are formed in the upper layer portion, the intermediate layer portion, and the lower layer portion for fitting and holding the packaged object, respectively, to form a buffer body. The peripheral body is bent and the peripheral wall is bent from the bottom to stand up, and the packaged object is housed and held in a buffer case formed in a box shape, and the packaged object is fitted and retained in the buffer body together with the buffer case. The present invention is characterized in that a cushioning body having a case integrated therein is housed in an outer box.

According to a second aspect of the present invention, in the first aspect of the present invention, a concave portion is formed in a lower portion of a peripheral wall of the buffer case, and a convex portion that engages with the concave portion is formed in an opening formed in a lower layer portion of the buffer body. Is formed, and the engagement of the concave portion and the convex portion prevents the buffer case from coming out downward.

According to a third aspect of the present invention, in the second aspect of the present invention, an accessory storage case is provided below the buffer body that holds the packaged object, and a top retainer is provided on the packaged object. It is characterized in that they are placed and housed in the outer box in a state where they are stacked one above the other.

[0016]

According to the structure of the first aspect of the present invention, by folding the corrugated board material into three layers, a buffer body having a three-dimensional holding structure with rich elasticity can be formed, and the buffer body is packed in the buffer body. By inserting and holding the body, it is possible to stably hold the packaged object in a highly buffered state. Further, the material of the buffer body that is folded in three layers has a relatively small area even in the expanded state, does not become bulky for storage and transportation, and is not deformed or warped during storage. Also, since there are few folding ruled lines, the assembling work can be performed easily and easily.

In addition, since the object to be packed can be fitted and held over the entire upper layer portion, the intermediate layer portion and the lower layer portion in the buffer body having the three-layer folding structure, the buffer body has a high function of holding the packaged object. Can be

In addition, the packaged object can be housed in the buffer body while being protected by the buffer case.

According to the configuration of the invention of claim 2, further,
By receiving the cushioning case from below and supporting it by the engagement of the concave portion of the cushioning case and the convex portion provided in the opening of the cushioning body, it is possible to stably hold the packaged body.

According to the configuration of the invention of claim 3, further,
Not only does the buffer cushion the front, back, left, and right directions,
A vertical presser and an accessory storage case can be used for cushioning in the vertical direction.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to the packaging of a relatively small electric device such as a portable cassette tape deck will be described in detail with reference to the drawings.

FIG. 1 shows an exploded perspective view of the packing device. In the figure, 1 is a deck body which is an object to be packed, 2 is a buffer case made of corrugated cardboard for storing and protecting the object 1 to be packed, 3
Is a cardboard-made cushioning body that stores and holds the packaged object 1 together with the cushioning case 2, 4 is an instruction manual, a leather bag for storing the product,
A top holder made of cardboard pads, etc., 5 is an accessory storage case that stores a remote controller, batteries, cassette tape, etc.,
Reference numeral 6 denotes an individual carton case as an outer box that stores these collectively.

The buffer case 2 is a tree type (Thomson type).
It is manufactured by bending a thin corrugated cardboard material punched into a shape shown in FIG. 3 through a through hole, and, as shown in FIG. 4, from the four sides of the bottom surface portion 2a to the front wall portion 2b and the rear wall portion. The portion 2c, the left wall portion 2d, and the right wall portion 2e can be erected along the folding ruled line (a) to assemble the packaged body 1 into a box-like shape having a size and a depth that can be stored without play. The front wall portion 2b and the right wall portion 2e are formed with cutouts 2f so as to avoid direct contact with the operation buttons 1a protruding from the object to be packed 1. .

Further, the left and right wall portions 2d and 2e are formed with a U-shaped cut (b) forming a rectangular tongue piece 2g, and the bottom surface portion 2a is provided between the ends of the cut (b). A folding ruled line (C) is provided so as to extend, and the tongue piece 2g is cut and raised along the folding ruled line (C). Then, by forming the cut (b) into the bottom surface portion 2a, a concave portion 7 having a predetermined length is formed outside each cut and raised tongue piece 2g.

The cushioning body 3 is formed by punching a plurality of layers of thick corrugated board material into the shape shown in FIGS. 5 and 6, and a cut ruled line (a fold line cut by leaving one liner) (d). And the upper layer portion 3U having the same area as that of the lower layer portion 3L are continuously provided on one side of the lower layer portion 3L.
The intermediate layer portion 3M having a small area is continuously formed on the other side, and the intermediate layer portion 3M and the upper layer portion 3U are sequentially folded along the cutting rule (d), as shown in FIG. As a whole, it can be folded up into a laminated body having a thickness several times as thick as the material. In addition, the corners of the folded up cushioning body 3 are chamfered portions 3 a that facilitate insertion into the outer box 6.
Are formed.

The lower layer portion 3L, the intermediate layer portion 3M and the upper layer portion 3U are respectively punched with openings 8, 9 and 10 having a size and shape into which the buffer case 2 can be fitted. The openings 8, 9, 10 are overlapped with each other in a state of being folded in layers, and the entire cushioning case 2 can be stably fitted and held over the group of openings 8, 9, 10 in three stages without play. ing.

As shown in FIGS. 4 and 8 (a), the front wall portion 2b, the rear wall portion 2c, the left wall portion 2d, and the right wall portion 2e of the buffer case 2 that has been folded up are made of a material. It is self-expanding due to the restoring force. As shown in FIG. 8B, by inserting and mounting the buffer case 2 into the buffer body 3, the front wall portion 2b, the rear wall portion 2c, the left wall portion 2d. ,and,
The right wall portion 2e is pressed and fixed to the inner edges of the openings 8, 9, 10 that face each other, so that the buffer case 2 can be assembled to the buffer body 3 without the need for a fixing tape or the like. It has become.

The openings 8, 9 and 10 are provided in the buffer 3
It is formed in a state of being inclined at an appropriate angle θ (20 ° to 30 °) with respect to the entire outer shape, and is configured to enhance the impact relaxation function by dispersing the impact force applied from the outside in two dimensions. .

Further, a convex portion 11 is formed on the edge of the lower layer portion 3L facing the opening 8 and the convex portion 11 is formed.
Is engaged with the recesses 7 formed in the lower portions of the left and right wall portions 2d and 2e of the buffer case 2 to receive and support the buffer case 2 from below. Here, the protrusion amount H of the convex portion 11 is set to the right and left wall portions 2d and 2e of the concave portion 7.
And the height h of the concave portion 7 are set to be the same as the thickness T of the lower layer portion 3L, so that the bottom surface of the buffer case 2 and the bottom surface of the lower layer portion 3L are flush with each other. In the state
It is configured to prevent the cushion case 2 from coming out downward.

The packing apparatus of the present invention is constructed as described above, and as shown in FIG.
It is housed without rattling to protect the bottom surface and peripheral surface of the packaged object 1 from scratches, and the cushioning body 3 formed to have three-dimensional elasticity is provided from the outside in the front-rear, left-right direction. With the impact of the above is relaxed and the bottom is prevented from slipping out, it is fitted and held without rattling, and is further accommodated in the outer box 6 with the top retainer 4 and the accessory storage case 5 cushioning the impact from above and below. It is possible.

The present invention can also be implemented in the following modes.

(A) Depending on the type of the object to be packed 1, the buffer case 2 may be omitted and the object to be packed 1 may be directly inserted into and housed in the buffer body 3.

(B) The opening 8 in the lower layer portion 3L of the buffer body 3 is eliminated, and the packaged object 1 housed in the packaged object 1 or the buffer case 2 is opened 910 in the intermediate layer portion 3M and the upper layer portion 3U.
It is also possible to insert and hold it in and to receive and support the entire lower layer portion 3L from below.

[0034]

As described above, according to the present invention, the following effects can be obtained.

According to the first aspect of the present invention, by simply bending the corrugated board material into three layers, it is possible to easily construct a cushioning body having a high elasticity and a three-dimensional cushioning function. It does not require an expensive metal mold like the means using the buffer body, and allows punching of a material with a wooden mold (Thomson mold) that is inexpensive and can be manufactured in a short time, which is effective for cost reduction. In addition, since the cushioning body can be obtained by simply bending the corrugated board material, it is superior in assembling workability and packing workability as compared with a method of forming a packing case having a cushioning function by bending the corrugated board material in a complicated manner. It became a thing. Also, since the material of the buffer body is simple in shape and does not have a very large area even when developed, it does not become bulky even if many layers are stacked,
In addition to being easy to store and transport, there are advantages that deformation and warpage during storage are unlikely to occur, and quality problems during assembly work do not occur.

In addition, since the object to be packed can be fitted and held over the entire upper layer portion, the intermediate layer portion and the lower layer portion in the buffer body having the three-layer folding structure, the buffer body has a high function of holding the packaged object. Therefore, it is possible to perform packaging with a high cushioning function.

In addition, by storing the object to be packed in the buffer while being protected by the buffer case, it is possible to perform packing with a higher buffer function.

According to the second aspect of the invention, the buffer case is received and supported from below by the engagement of the recess of the buffer case and the protrusion provided in the opening of the buffer, so that the object to be packed is held by the buffer. This can be performed more stably, and the above-described effect according to the invention of claim 1 can be further promoted.

According to the third aspect of the present invention, not only the cushioning member can effectively perform the cushioning in the front-rear direction and the left-right direction, but also the cushioning in the vertical direction can be effectively performed by using the presser foot and the accessory storage case. Therefore, it is possible to exert a high cushioning function capable of sufficiently withstanding a severe impact, and the above-mentioned effect according to the invention of claim 2 can be exerted most effectively.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a packing device according to the present invention.

FIG. 2 is a perspective view of a main part.

FIG. 3 is a development view of materials forming the buffer case.

FIG. 4 is a perspective view of the assembled cushioning case.

FIG. 5 is a development view of the material forming the buffer body.

FIG. 6 is a perspective view of a material forming a cushioning body.

FIG. 7 is a perspective view of a folded cushioning body.

FIG. 8 is a vertical cross-sectional view of a main part showing an assembling procedure of a cushioning case and a cushioning body.

FIG. 9 is a vertical sectional front view showing a packed state.

FIG. 10 is an exploded perspective view showing an example of a conventional packing device using a Styrofoam molded body.

FIG. 11 is a perspective view showing a procedure for assembling a package in a conventional packaging device using a corrugated board material.

FIG. 12 is a perspective view showing a packing body assembling procedure and a packing form following FIG. 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Packaged object 2 Buffer case 3 Buffer body 4 Top holder 5 Accessory storage case 6 Outer box 7 Recesses 8, 9, 10 Opening 11 Convex part

Claims (3)

[Claims] 1. A buffer body is formed by folding a corrugated board material into three layers and forming openings for fitting and holding the packaged object in each of an upper layer portion, an intermediate layer portion, and a lower layer portion, The packaged body is housed and held in a buffer case formed by bending the peripheral wall from the bottom and standing upright, and the packaged body is fitted and held in the buffer body together with the buffer case, and the packaged body and the buffer case are integrated. A packing device, characterized in that the cushioning body is housed in an outer box. 2. The packing device according to claim 1, wherein a recess is formed in a lower portion of a peripheral wall of the buffer case,
Protrusions that engage with the recesses are formed in the openings formed in the lower layer of the cushioning body, and the engagement of the recesses with the protrusions prevents the cushioning case from coming out downward. A packing device characterized by the above. 3. The packing device according to claim 2, wherein an accessory storage case is provided under the buffer body in which the packaged object is held, and a top retainer is provided on the packaged object. The packaging device is characterized in that it is configured to be placed on top of each other and to be housed in the outer box in a state where they are stacked vertically.