JPH0769372A - Packaging device - Google Patents

Abstract

PURPOSE:To provide a packaging device having a cushioning member disposed on its box body wherein the box body and the cushioning member can be separated easily yet held together securely. CONSTITUTION:An engaging hole 16 is provided in a ridge part formed by the meeting of a bottom board part 13 of a bottom stand 11 made of corrugated cardboard and a rising wall part 14. On the other hand, a projecting part 18 engageable with the engaging hole 16 extending over the lower and side surface of a cushioning member 12 made of foaming polystyrol is provided. The projecting part 18 is provided with a sloping surface part 19 at its end, so that it can be easily inserted into the engaging hole 16. By the engagement of the engaging hole 16 with the projecting part 18, the cushioning member 12 is prevented from shifting movement relative to the bottom stand 11 and from upward disengaging movement.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging device in which a styrofoam cushioning member is arranged in a box made of corrugated cardboard, and an article to be packaged such as a refrigerator is placed on the cushioning member for packaging. Regarding

[0002]

2. Description of the Related Art Conventionally, a packaging apparatus as shown in FIGS. 7 and 8 has been provided for packaging an object to be packaged such as a refrigerator. That is, as shown in FIG. 7, the bottom stand 1 made of corrugated cardboard has a rectangular shallow bottom box shape integrally having a rising wall portion 1b around the bottom plate portion 1a, and along the left and right edges thereof, respectively. Cushion members 2, 2 made of styrofoam are arranged. Then, the refrigerator A (see FIG. 9) is placed on the cushioning members 2 and 2, and thereafter, as shown in FIG. 8, the packaging box body 3 made of a corrugated cardboard with an open lower surface is put on the entire refrigerator A from above. A plurality of PP bands 4 are bundled together with the base 1. still,
As shown in FIG. 9, reinforcing timbers 5 and 5 are arranged on both front and rear edges of the base 1.

By the way, in order to separate and collect packaging waste in recent years, it is necessary to avoid bonding the corrugated board base 1 and the styrofoam cushioning member 2 with an adhesive or the like. As shown in FIG. 7, while providing a fitting hole 1c in the bottom plate portion 1a of the base 1,
By providing the projection 2a integrally on the lower surface of the cushioning member 2 and fitting the projection 2a into the fitting hole 1c, the bottom base 1 and the cushioning member 2 can be easily separated from each other, but a certain bonding state is obtained. I was trying to become.

[0004]

SUMMARY OF THE INVENTION In the above conventional configuration,
By fitting the projection 2a and the fitting hole 1c, the cushioning member 2 is prevented from shifting in the left-right direction with respect to the base 1, but is allowed to slip upward. There is. Therefore, conventionally, the following problems have been caused.

That is, when the operator handles the base 1 in which the cushioning member 2 is arranged, the projection 2a may come out of the fitting hole 1c and the cushioning member 2 may shift or fall sideways. However, if the packaging work is carried out as it is, the packaging becomes unstable or the required cushioning property cannot be obtained. In addition, at the time of packaging work, as shown in FIG.
With the refrigerator A placed on the base 1 (buffer member 2),
It may be carried by a hand cart B called a cat car having an L-shaped mounting table, but at this time, when the refrigerator A is tilted, the buffer member 2 comes off the bottom table 1 and floats up.
In some cases, the reinforcing wood 5 was misaligned, or the rising wall 1b was damaged when the refrigerator A was unloaded.

The present invention has been made in view of the above circumstances, and an object thereof is to arrange a cushioning member in a box body, and to ensure that the box body and the cushioning member can be easily separated from each other. In order to provide a packaging device that can be fixed to.

[0007]

According to a first packaging device of the present invention, a box member having a rising wall portion around a bottom plate portion or a ceiling portion is provided with a cushioning member along the rising wall portion, An object to be packaged is placed on the cushioning member for packaging, and the bottom plate portion or the ceiling portion of the box body and the ridge formed by the rising wall portion straddle between them. The present invention is characterized in that a fitting hole is provided, and at the same time, a projection is provided in the buffer member in correspondence with the fitting hole, and the projection is fitted in the fitting hole.

In the second packaging apparatus of the present invention, an engaging hole is formed at the lower end of the rising wall of the box and the flap is disposed at the upper surface of the bottom plate or the lower surface of the ceiling. By forming the cutout portion so as to be continuous with the hole, a fitting portion that straddles between the bottom plate portion or the ceiling portion and the rising wall portion is provided at the ridge portion, and together with this, the cushioning is provided. It is characterized in that the member is provided with a projection corresponding to the fitting portion, and the projection is fitted into the fitting portion.

Further, in each of the above-mentioned packaging devices, it is even more effective if the tip of the projection of the cushioning member is formed with a fitting hole or a slope for facilitating insertion into the fitting section. Target.

[0010]

According to the first packaging device of the present invention, the projection provided on the cushioning member is provided in the fitting hole provided on the box body so as to extend between the bottom plate portion or the ceiling portion and the rising wall portion. By fitting the parts, the movement of the cushioning member in the direction along the bottom plate part or the ceiling part of the box body is restricted by the edge part of the fitting hole on the bottom plate part side, and the rising part of the fitting hole rises. The movement on the upper and lower sides is restricted by the edge portion on the wall side.

Therefore, the cushioning member can be fixed to the box body without being displaced with respect to the box body or floating up and down. Since the cushioning member and the box are fixed by fitting the fitting hole and the protrusion, they can be easily fixed, and can be easily separated by releasing the fitting. You can The structure of the box body and the cushioning member is different from the structure in which the bottom plate portion or the ceiling portion of the box body and the rising wall portion are separately provided with holes, and the projections are separately provided on the bottom portion or the top surface and the side surface portion of the cushioning member. This simplifies the process and prevents the strength of the box from decreasing.

According to the second packaging device of the present invention, the cushioning member is provided at the fitting portion provided on the box body so as to extend between the bottom plate portion or the ceiling portion and the rising wall portion. By fitting the protruding portions, the movement of the cushioning member in the direction along the bottom plate portion of the box body is restricted by the bottom plate portion or the ceiling portion side cutout portion of the fitting portion, and The engaging hole on the rising wall portion restricts the upward and downward movement.

Therefore, the cushioning member can be fixed to the box body without moving relative to the box body or floating up and down. Since the cushioning member and the box are fixed by fitting the fitting portion and the protruding portion, they can be easily fixed and easily separated by releasing the fitting. it can. Also,
The structure of the box body and cushioning member is simpler than the structure in which holes are separately provided in the bottom plate portion or ceiling portion of the box body and the rising wall portion, and projections are separately provided in the bottom portion or top surface and side surface portion of the cushioning member. In addition, the strength of the box can be prevented from decreasing.

Further, in each of the above-mentioned packaging devices, if the fitting hole or the inclined surface portion for facilitating the insertion into the fitting portion is formed at the tip of the projection of the cushioning member, the fitting hole is formed. Alternatively, the fitting between the fitting portion and the protrusion becomes even easier.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIG.
It will be described with reference to FIGS. Since the packaging box main body 3 and the PP band 4 shown in FIG. 8 described in the conventional example are also common to this embodiment, a new illustration is omitted and common reference numerals are used.

In the packaging apparatus according to the present embodiment, on the rectangular box body 11 made of corrugated cardboard, cushioning members 12, 12 made of styrofoam are arranged along the left and right edges, respectively. , 12, a packaged object such as a refrigerator is placed, and then, as shown in FIG. 8, the packaging box main body 3 made of corrugated cardboard is covered over the packaged object from above, and the box body 11
By tying together with a plurality of PP bands 4, the article to be packaged is wrapped. in this case,
Since the box body 11 functions as the base of the packaged object,
It will be referred to as the base 11.

FIG. 2 shows the base 11 and the cushioning member 12,
12 shows the configuration. Here, first, the base 11 is
Rising walls 14, on the left and right edges of the rectangular bottom plate 13,
14 is integrally formed, and rising wall portions 15 and 15 are integrally formed at front and rear edge portions of the bottom plate portion 13 to form a rectangular shallow bottom container shape. Further, in this case, the rising wall portion 1
4 and 15 are configured to stand upward at an angle slightly smaller than a right angle with respect to the bottom plate portion 13.

Then, as shown in FIG.
The left and right side portions (ridges formed by the bottom plate portion 13 and the rising wall portions 14 and 14) near the front portion are fitted with a quadrangle so as to straddle between the bottom plate portion 13 and the rising wall portions 14. Dowel 16, 16
Are formed. In addition, on the upper surface portion of the bottom plate portion 13, for example, two reinforcing timbers 17, 17 extending in the left-right direction are arranged.

On the other hand, the buffer members 12, 12 are
As shown in FIG. 2, as a whole, it is formed into a substantially prismatic shape extending in the front-rear direction so as to fit along the left and right edge portions (the rising wall portions 14) on the base 11. The cushioning members 12 and 12 are so sized that they protrude slightly above the rising wall portions 14 and 15. On the upper surface portions of the cushioning members 12, 12, there are formed recesses and the like that follow the shape of the left and right portions of the lower end of the article to be packaged (for example, a refrigerator).

Then, at the ridge portion between the outer side surface and the lower surface of the cushioning member 12, at a position corresponding to the fitting hole 16,
A projection 18 is formed integrally with the fitting hole 16 so as to project laterally and downwardly into a rectangular shape. Further, as shown in FIGS. 1 and 3, in the present embodiment, a sloped portion 19 having a chamfered ridge is formed at the tip of the protrusion 18. The inclined surface portion 19 is formed so as to be gently inclined with respect to the lower surface of the cushioning member 12. In addition, on the lower surface of the cushioning member 12, grooves 12a, 12a into which the reinforcing woods 17, 17 are fitted are formed.

In the above structure, when disposing the cushioning members 12, 12 on the bottom base 11, the protrusions 18 provided on the cushioning member 12 are fitted into the fitting holes 16 formed on the bottom base 11. Try to make them fit. With this, the fitting hole 1
Since 6 and the protrusion 18 are fitted together, the cushioning member 12 is moved in the direction along the bottom plate 13 of the base 11 by the edge of the fitting hole 16 on the side of the bottom plate 13 (front-back and left-right directions).
With respect to the movement of the fitting hole 16, the upward movement of the fitting hole 16 is restricted by the edge of the fitting hole 16 on the side of the rising wall portion 14.

Therefore, according to this embodiment, the base 11 and the cushioning member 12 can be securely fixed to each other, and by extension,
Unlike the conventional one, when the operator handles the bottom base 11 in which the cushioning member 12 is arranged, or while the packaging work is performed, the object to be packaged is placed on the bottom base 11 (the cushioning member 12) in the handcart. The buffer member 12 will not be displaced or floated up when transported by.

Further, when the purchaser of the packaged object unwraps the packaging material and discards the packaging material, the fitting holes 16 are also provided.
By loosening the fitting between the protrusion 18 and the bottom 18, the bottom 11 made of corrugated cardboard and the cushioning member 12 made of styrofoam can be easily separated.

Moreover, since the fitting hole 16 is provided at the ridge, for example, the bottom plate portion 13 and the rising wall portion 14 of the bottom stand 11 are provided.
Assembling workability is good, and the structures of the base 11 and the cushioning member 12 can be simplified as compared with a configuration in which a hole is separately provided in each of the above and a projection is separately provided in the bottom portion and the side surface portion of the cushioning member 12. In addition, the number of the fitting holes 16 can be reduced and the strength of the base 11 can be prevented from decreasing.

Further, in particular, in this embodiment, since the slope portion 19 is formed at the tip of the protrusion 18, the protrusion 1
It is possible to obtain an advantage that the work of inserting the No. 8 into the fitting hole 16 becomes easy.

Next, a second embodiment of the present invention will be described with reference to FIGS. In this embodiment, the first
Instead of a large size like the refrigerator of the embodiment, it is designed to wrap a relatively small object to be packaged, and styrofoam cushioning members 22 are arranged at four corners of a cardboard packaging box 21. The four corners of the article to be packaged are placed on the respective cushioning members 22 for packaging.

As shown in FIG. 6, the packaging box 21 which is a box body is made by cutting a single raw material 23 made of a corrugated board as shown in FIG. 6 at the broken line portion in FIG.
As shown in, it is configured in a rectangular box shape.
In this case, the bottom plate portion 24 of the packaging box 21 has two divided portions 2
4a and 24a (two parts of the raw material 23 shown in FIG. 6) are butted against each other, and flaps 25 and 25 are arranged on the upper surface at the front and rear parts, respectively. In addition, the left and right side wall portions 26, 26 of the packaging box 21 and the front and rear side wall portions 2
7, 27 are the rising wall portions according to the present invention.

In this embodiment, as shown in FIG. 4, square engaging holes 26a, 26a are formed in the front and rear portions of the left and right side walls 26 of the packaging box 21, respectively.
Square notches 25a, 25a are formed in the flaps 25 so as to be continuous with the engagement holes 26a. As a result, a total of four fitting portions 28 corresponding to the fitting holes 16 of the first embodiment are formed from the engaging holes 26a formed in the ridge portion of the packaging box 21 and the cutout portion 25a continuous thereto.
Is provided.

On the other hand, the cushioning member 22 is in the form of a rectangular block having concave portions corresponding to the corners of the article to be packaged on the upper surface, and integrally has a protrusion 29 corresponding to the fitting portion 28. As shown in FIG. 4, the protrusion 29 is formed at a ridge formed by the side surface and the lower surface of the cushioning member and protrudes laterally and downward, and a slope portion 30 is also formed at the tip thereof. Has been done.

Also in such a structure, as shown in FIG. 4, the cushioning member 22 is arranged on the bottom plate portion 24 in a state where the projection 29 is fitted in the fitting portion 28, and at this time, the cushioning member 22 is arranged. Is a cutout portion 25 of the fitting portion 28 on the bottom plate portion 24 side.
The movement in the front-rear and left-right directions along the bottom plate portion 24 is regulated by a, and the upward movement of the fitting portion 28 is regulated by the engagement hole 26a on the side wall portion 26 side.

Therefore, according to the present embodiment, the buffer member 22 can be securely fixed to the packaging box 21 without being displaced or lifted up, as in the first embodiment, and the packaging box can be surely fixed. 21 and the cushioning member 22 can be easily separated. Further, since the buffer member 12 of the first embodiment is not long and the small buffer members 22 are provided at the four corners, it is possible to obtain the advantage that the amount of the polystyrene foam material can be reduced.

In each of the above embodiments, the protrusions 18, 29
Although the slope portions 19 and 30 are formed in the above, it is possible to achieve the intended purpose without necessarily providing the slope portions. In addition, the present invention is not limited to the embodiments described above and shown in the drawings. For example, one cushioning member may be provided with a plurality of protrusions so as to be fitted at a plurality of places, or the whole structure may be used. The present invention can also be applied to the case where the above is upside down and the upper surface portion of the article to be packaged is wrapped, and various modifications can be made without departing from the scope of the invention.

[0033]

As is apparent from the above description, according to the packaging apparatus of the present invention, the cushioning member is arranged on the ridge of the box, and the cushioning member is fitted to the ridge of the box. A hole or a fitting part is provided, and a protrusion is provided on the cushioning member.
Since the cushioning member is fixed to the box body by fitting them, there is an excellent practical effect that the box body and the cushioning member can be reliably fixed while being easily separated. . Further, in this case, if the slope portion is formed at the tip of the projection of the cushioning member, the fitting between the fitting hole or the fitting portion and the projection can be further simplified.

[Brief description of drawings]

FIG. 1 shows a first embodiment of the present invention, and is a vertical cross-sectional front view of essential parts.

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

FIG. 3 is a perspective view from the bottom of the protruding portion of the cushioning member.

FIG. 4 is a view corresponding to FIG. 1 showing a second embodiment of the present invention.

FIG. 5 is a view corresponding to FIG.

[Figure 6] Development view of the packaging box

FIG. 7 is a view corresponding to FIG. 2 showing a conventional example.

FIG. 8 is a perspective view showing a completed form of packaging.

FIG. 9 is a diagram showing a state in which an object to be packaged is transported during a packaging operation.

[Explanation of symbols]

In the drawing, 11 is a base (box), 12 and 22 are cushioning members,
Reference numerals 13 and 24 are bottom plate portions, 14 and 15 are rising wall portions, 16 is a fitting hole, 18 and 29 are protrusion portions, 19 and 30 are slope portions, 2
1 is a packaging box (box), 25 is a flap, 25a is a notch, 26 is a side wall (upright wall), 26a is an engagement hole, 2
Reference numeral 8 indicates a fitting portion.

Claims (3)

[Claims] 1. A cushioning member is arranged along a rising wall portion in a box having a rising wall portion around a bottom plate portion or a ceiling portion, and an article to be packaged is placed on the cushioning member and packaged. In such a thing, a ridge formed by the bottom plate portion or the ceiling portion and the rising wall portion of the box body is provided with a fitting hole extending between them, together with this,
The packaging device is characterized in that a projection is provided on the cushioning member in correspondence with the fitting hole, and the projection is fitted into the fitting hole. 2. A cushioning member is arranged along the rising wall portion in a box body having a rising wall portion around a bottom plate portion or a ceiling portion, and an article to be packaged is placed on the cushioning member and packaged. In such a configuration, an engaging hole is formed at a lower end portion of the rising wall portion of the box body and a flap arranged on the upper surface of the bottom plate portion or the lower surface of the ceiling portion is continuous with the engaging hole. By forming the cutout portion, a fitting portion is provided on the ridge portion formed by the bottom plate portion or the ceiling portion and the rising wall portion so as to straddle between them, and together with this, the fitting portion is formed on the cushioning member. The packaging device is characterized in that a protrusion is provided corresponding to the above, and the protrusion is fitted into the fitting portion. 3. The protrusion of the cushioning member is formed with a sloped portion at the tip end thereof for facilitating insertion into a fitting hole or a fitting portion. Packaging equipment.