JPH09254984A - Skid and cardboard pallet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a skid used for a cardboard pallet, which can be easily produced with less labors and devices and which can prevent powdered paper. SOLUTION: A core material 30 and a cover 10 constituting a skid A1 are integrally formed. A rectangular cardboard material is provided with notches, ruled lines, or half-cut lines by a Thomson cutter and bent to form and assemble the skid A1. In this way, the core material 30 is alternately provided with crest lines and bottom lines. Half-cut lines are formed on the crest lines and the bottom lines are constituted of notches 52 and hinges 54. Respective external peripheral plates 12-20 in the cover 10 are bendable between mutual ruled lines.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a corrugated board pallet used for cargo handling and transportation of articles, and more particularly to a skit used for the pallet.

[0002]

2. Description of the Related Art Conventionally, pallets have been used to protect the bottom surface of articles when they are packed, transported and stored. Here, conventionally, some pallets are made of materials such as wood, iron, plastic, and paper. Among these, wooden pallets are often used, but there are many restrictions on the type and properties of the wood used, mass production is difficult, and fumigation is required to control pests.
Corrugated cardboard pallets are used because of problems such as nails when they are discarded and resource saving. Here, there is a skit in a conventional corrugated board pallet in which a core material in which corrugated board materials are laminated in multiple layers is encapsulated by an encapsulating member formed of corrugated material.

[0003]

However, the conventional corrugated board pallets have problems that the structure is complicated and the manufacturing is troublesome, and that large-scale manufacturing equipment is required. . In particular, a core material in which corrugated board materials are laminated in multiple layers is covered with corrugated board material, which requires time and labor for manufacturing and requires various equipment for manufacturing. That is, since the core material and the encapsulating member are separate members, they must be separately manufactured and then assembled. Further, in order to manufacture the core material, a corrugated board material is adhered in multiple layers, press-processed, and then cut into a predetermined width, so that a press machine or a cutter is required. Further, since the cutter is used for cutting, there is a problem that paper dust is generated during cutting. Therefore, an object of the present invention is to provide a skit for use in a corrugated board pallet that can be easily manufactured with a small amount of labor and equipment and can prevent generation of paper dust.

[0004]

SUMMARY OF THE INVENTION The present invention was created to solve the above problems. First, a skit for a corrugated cardboard pallet comprising a core member and And a cover portion that is continuously provided from the core material portion and covers the core material portion, the core material portion having a plurality of plate portions that are continuously provided via a bent line portion, and the cover portion, The present invention is characterized in that it has a plurality of plate portions that are continuously provided via a fold line portion, and that the skit is formed of a corrugated board material. In the skit of the first configuration, the core material portion and the cover portion are connected to each other and integrally formed, so that it is not necessary to separately manufacture the core material portion and the cover portion. Further, since the skit in which the core material portion and the cover portion are integrated can be assembled simply by bending, the manufacturing is easy. Secondly, the core material is characterized in that the mountain fold line portions and the valley fold line portions are alternately provided. Therefore, it is possible to form a laminated body by alternately bending the respective plate portions of the core material portion.

Thirdly, a skit used for a corrugated board pallet, which is formed by assembling and forming a substantially rectangular corrugated board material provided with notches, ruled lines and half-cut lines, And a cover portion that covers the core material portion, wherein the core material portion is a parallel polygonal line portion, and a plurality of plate portions are formed by the polygonal line portions that are alternately arranged mountain fold line portions and valley fold line portions. It is characterized in that the cover portion is divided into a plurality of plate portions by parallel broken line portions. This third
In the skit having the above configuration, since the core material portion and the cover portion are continuously provided and integrally formed, it is not necessary to separately manufacture the core material portion and the cover portion. In particular, since it is only necessary to provide notches, ruled lines or half-cut lines on a rectangular corrugated board material, it can be formed only by Thomson, and a cutter, a press machine or the like is not required. Further, as for the core material portion, the mountain fold line portion and the valley fold line portion may be bent to form a laminated shape, and the cover portion may cover the laminated core material portion.
It is easy to manufacture.

Fourthly, in the polygonal line portion of the core member, the first polygonal line portion and the second polygonal line portion are alternately provided, and the first polygonal line portion is provided in parallel with the longitudinal direction of the skit. And a hinge portion, the hinge portion
The skit has a notch in a direction perpendicular to the longitudinal direction and a pair of ruled lines, and the second bent line portion is formed by a half cut line. In the skit of the fourth configuration, the first fold line portion includes the notch and the hinge portion, so that the valley fold can be performed.
In addition, since the second fold line portion is a half-cut line, it can be mountain-folded. Fifth, in the assembled skit, a plurality of notches are provided. Therefore, the fork of the forklift can be inserted.

Sixth, a predetermined plate portion of the core member,
A notch or an opening is provided in a predetermined plate portion of the cover portion. Therefore, it is possible to easily form the cutout portion having the fifth configuration. Seventhly, a corrugated board pallet is characterized by including the skit according to any one of the first to sixth and the top plate attached to the skit. Therefore, even a corrugated board pallet can be easily manufactured with little labor and equipment.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. First, a first embodiment of a skit (girder material) used for a corrugated board pallet will be described. The outline of the shape of the skit A1 is shown in FIG.
As shown in, the skit A1 includes a cover portion 10 and a core material portion 30. Here, the core material portion 30 is formed by stacking corrugated board materials. The cover portion 10 covers the core material portion 30,
The four peripheral surfaces of the core member 30 excluding both ends are covered.

Here, the structure of the skit A1 will be described in more detail. The skit A1 is formed by punching and molding one corrugated board material. The spread state of the skit A1 will be described below. The skid A1 is configured as shown in FIG. In FIG. 2, the horizontal direction is the H direction and the vertical direction is the V direction. Also, in FIG.
Basically, the solid line shows the cut, the dotted line shows the ruled line,
The alternate long and short dash line indicates a half-cut line. That is,
The developed shape of the skit A1 has a substantially rectangular outer shape,
Predetermined cuts and ruled lines are provided. This ruled line functions as a polygonal line.

First, outer peripheral plate portions 12 to 20 as plate portions are formed through ruled lines 22 in the right area of the skit A1 in the unfolded state. This outer peripheral plate portion 12 to 20
Thus, the cover portion 10 is formed. Here, since the outer peripheral plate portions 14 and 18 form the upper surface and the bottom surface of the skit A1, the width of the outer peripheral plate portions 14 and 18 in the H direction is formed to be slightly larger than the other outer peripheral plate portions.

Further, in the area on the left side of the skit A1 in the unfolded state, core material plate portions 32 to 48 are formed as plate portions. The core material portion 30 is provided by the core material plate portions 32 to 48.
Is formed. Bent line portions 50 and bent line portions 60 are alternately formed between the core material plate portions of the core material plate portions 32 to 48. That is, the polygonal line portion 50 is formed between the core material plate portions 32 and 34, between the core material plate portions 36 and 38, between the core material plate portions 40 and 42, and between the core material plate portions 44 and 46. There is.
The broken line portion 5 is also provided between the core material plate portion 48 and the outer peripheral plate portion 12.
0 is formed. On the other hand, between the core plate portions 34, 36,
A polygonal line portion 60 is formed between the core material plate portions 38 and 40, between the core material plate portions 42 and 44, and between the core material plate portions 46 and 48. The fold line portion 50 functions as a valley fold line portion, and the fold line portion 60 functions as a mountain fold line portion.

Here, as shown in FIG. 2, each of the polygonal line portions 50 has a notch 52 and a hinge portion 5 formed in the V direction.
And 4. That is, taking the polygonal line portion 50 between the core material plate portions 32 and 34 as an example, a pair of hinge portions 54 are provided, and the hinge portion 54 is composed of a notch 56 and a ruled line 58. Are formed in the H direction, a pair of the ruled lines 58 are provided, and the ruled lines 58 are formed in the V direction from the both ends of the cut 56. And notch 52
Between the hinge portions 54, between the upper end of the upper hinge portion 54 and the upper end of the skit A1, and the lower hinge portion 54.
Between the lower end of the skit and the lower end of the skit A1. The notch 52 and the notch 56 are connected.

Each of the polygonal line portions 60 is formed by a half cut line. That is, only the upper liner and the core of the corrugated board are cut, and the lower liner connects the left and right core material plates. When a so-called double-sided corrugated board material having three liners and two cores is used as the corrugated board material, the liner at the upper position and the middle position and the two cores are cut, and only the liner at the lower position is cut. Make a cut to leave. Therefore, the fold line portion 50 can be valley-folded by the notch 52 and the ruled line 58 of the hinge portion 54, and the fold line portion 60 can be mountain-folded.

The manufacturing process of the skit A1 having the above structure will be described. First, the corrugated board material is punched and formed in the developed state shown in FIG. That is, predetermined cuts, ruled lines, and half-cut lines are formed. This punching is performed by Thomson or the like. Here, the half-cut line is performed by adjusting the length of the blade loaded in the Thomson mold. The type of corrugated board material used is not particularly limited, and may be AA, AB, or AB.
It may be a double-sided corrugated board material such as a corrugated board or a BB corrugated board.

After the punching and forming is completed, the assembling is performed. In assembly, first, the core material plate portions 32 to 48 in the core material portion 30 are alternately bent to form the core material plate portion 32.
˜48 are laminated. That is, in FIG. 2, the folded line portion 50 is formed into a valley fold, while the folded line portion 60 is formed into a mountain fold, and is laminated as shown in FIG. At that time, an adhesive agent is interposed between the respective core material plate portions so that the core material plate portions are bonded to each other.

The outer peripheral plate portion 1 of the cover portion 10
2 to 20 are sequentially bent so that the cover portion 10 covers the outer periphery of the laminated core material portion 30. At that time, the adhesive is applied to the inner surface of each outer peripheral plate portion of the cover portion 10, and the cover portion 10
The outer peripheral plate portions 12 to 20 and the core material portion 30 are adhered to each other. The skit A1 is formed as described above.

Regarding the method of using the manufactured skits A1, a plurality of them are attached to a top plate to form a corrugated board pallet. For example, it is assumed that three skits A1 are arranged in parallel at a predetermined interval, and a top plate is attached to the upper surface and the lower surface of the skit A1 to form a cardboard pallet. The top plate may be attached only to the upper surface of the skit A.

As described above, in the skit of this embodiment, since the core portion and the cover portion are integrally formed in the manufacturing process, it is not necessary to separately manufacture them. Further, also in assembling, the core portions are alternately bent, and only the cover portion covers the rest, so that the assembling is very easy. Also, in terms of manufacturing equipment, if only Thomson is provided, a cutter and a press machine are not required, so that manufacturing cost can be suppressed. Furthermore, since no cutter is used in the manufacturing process, no paper dust is generated.

Next, a second embodiment will be described. Second
The outline of the shape of the skit A2 in the embodiment will be described. As shown in FIG.
0 and a core material portion 130, and the core material portion 130 is formed by stacking corrugated board materials.
10 is similar to the first embodiment in that it covers the core member 130, but in this embodiment, a notch 170 is provided. This notch 1
A pair of 70 are provided at a predetermined interval.

Here, the structure of the skit A2 will be described in more detail. The skit A2 is formed by punching and forming one corrugated board material as in the first embodiment. The spread state of the skit A2 will be described below. The skid A2 is constructed as shown in FIG. In addition,
In FIG. 5, the horizontal direction is the H direction and the vertical direction is the V direction. Also in FIG. 5, basically, the solid line indicates a cut, the dotted line indicates a ruled line, and the alternate long and short dash line indicates a half cut line. That is, the developed shape of the skit A2 has a substantially rectangular outer shape, and is provided with predetermined cuts, ruled lines, and the like. This ruled line functions as a polygonal line.

First, outer peripheral plate portions 112 to 120 are formed on the right side region of the skit A2 in the unfolded state via ruled lines 122. The cover portion 110 is formed by the outer peripheral plate portions 112 to 120. It should be noted that the outer peripheral plate portion 120 is provided with a pair of notches 121 at predetermined intervals. The notch 121 has a substantially rectangular shape. Further, from the outer peripheral plate portion 112 to the outer peripheral plate portion 116.
A pair of openings 124 are formed over the area. That is, the opening 124 is formed over the half width of the outer peripheral plate portion 112 in the H direction, the entire width of the outer peripheral plate portion 114 in the H direction, and the half width of the outer peripheral plate portion 116.

Further, core material plate portions 132 to 146 are formed in the left side region of the skit A2 in the expanded state.
The core material plate portions 132 to 146 form the core material portion 130. Between the respective core material plate portions of the core material plate portions 132 to 146, the polygonal line portions 150 and the polygonal line portions 160 are alternately arranged.
Are formed. That is, the core plate portions 134, 13
6, between the core material plate portions 138 and 140, between the core material plate portion 14
A polygonal line portion 150 is formed between the two and 144. A polygonal line part 150 is also formed between the core plate part 146 and the outer peripheral plate part 112. Here, each of the polygonal line portions 15
As shown in FIG. 5, 0 is a notch 152 and a hinge portion 154 formed in the V direction, as in the case of the first embodiment.
And That is, taking the polygonal line portion 150 between the core plate portions 134 and 136 as an example, the hinge portion 1 will be described.
A pair 54 is provided and is composed of a notch 156 and a ruled line 158.

Further, between the core plate portions 132 and 134, between the core plate portions 136 and 138, and between the core plate portions 140 and 142.
And a bent line portion 160 is formed between the core material plate portions 144 and 146. In addition, between the core plate portions 132 and 134,
Between the core plate portions 136 and 138, the core plate portions 140 and 14
2 and between the core material plate portions 144 and 146, a pair of openings 164 are provided, and the opening portions 164 have a width of about half width in each core material plate portion. Here, each of the polygonal line portions 160 is formed by a half-cut line as in the first embodiment.

Therefore, the folded line portion 150 can be valley-folded by the notch 152 and the ruled line 158 of the hinge portion 154, and the folded line portion 160 can be mountain-folded. That is, the fold line portion 150 functions as a valley fold line portion, and the fold line portion 160 functions as a mountain fold line portion.

The manufacturing process of the skit A2 having the above structure will be described. First, the corrugated board material is punched and formed in the developed state shown in FIG. That is, a predetermined cut, ruled line, and half cut line are formed by Thomson. The type of corrugated board material used is not particularly limited, and may be AA, AB, B
It may be a double-sided corrugated board material such as a B-tier.

After the punching and forming is completed, the assembling is performed. In the assembly, as in the first embodiment, first, the core material plate portions 132 to 146 of the core material portion 130 are alternately bent to form the core material plate portions 132 to 146 in a laminated state. That is, in FIG. 5, the folded line portion 150 is formed into a valley fold, while the folded line portion 160 is formed into a mountain fold to form a laminated shape. At that time, an adhesive agent is interposed between the respective core material plate portions so that the core material plate portions are bonded to each other.

Then, the outer peripheral plate portions 112 to 120 of the cover portion 110 are sequentially bent to form the cover portion 11
0 covers the outer periphery of the core material portion 130 formed in a laminated shape. At that time, an adhesive is applied to the inner surface of each outer peripheral plate portion of the cover portion 110 to cover the cover portion 11
The outer peripheral plate portions 112 to 120 at 0 and the core material portion 130 are adhered to each other. As described above, skit A2
Is formed.

Regarding the method of using the manufactured skits A1, a plurality of skits A2 are attached to a top plate to form a corrugated board pallet, as in the first embodiment. For example, the three skits A2 are arranged in parallel at a predetermined interval, and a corrugated board pallet having a shape in which a top plate is attached to the upper surface and the lower surface of the skit A2. The top plate may be attached only to the upper surface of the skit A. In the corrugated board pallet formed by the skit A2 of this embodiment, the notch 170 of the skit A2 allows the fork of the forklift to be inserted even in the direction perpendicular to the longitudinal direction of the skit A2.

As described above, also in the skit of this embodiment, as in the first embodiment, since the core member and the cover are integrally formed in the manufacturing process, it is not necessary to separately manufacture them. unnecessary. Further, also in assembling, the core portions are alternately bent, and only the cover portion covers the rest, so that the assembling is very easy. Also, in terms of manufacturing equipment, if only Thomson is provided, a cutter and a press machine are not required, so that manufacturing cost can be suppressed. Further, since no cutter is used in the manufacturing process, no paper dust is generated. Furthermore, the notch 170 facilitates insertion of the fork into the corrugated board pallet formed using the skit A2.

[0030]

According to the skit according to the present invention, it can be easily manufactured with a small amount of labor and equipment, and the generation of paper dust can be prevented. Further, also by using the corrugated board of the present invention, by using the skit of the present invention, it is possible to easily manufacture it with less labor and equipment, and it is possible to prevent generation of paper dust.

[Brief description of drawings]

FIG. 1 is a perspective view showing a skit according to an embodiment of the present invention.

FIG. 2 is a development view showing a skit according to an embodiment of the present invention.

FIG. 3 is an explanatory view showing the assembled state of the skit according to the embodiment of the present invention.

FIG. 4 is a perspective view showing a skit according to another embodiment of the present invention.

FIG. 5 is a development view showing a skit according to another embodiment of the present invention.

[Explanation of symbols]

A1, A2 skit 10,110 Cover part 12,14,16,18,20,112,114,11
6, 118, 120 Outer peripheral plate portion 22, 58, 122, 158 Ruled line 30, 130 Core material portion 32, 34, 36, 38, 40, 42, 44, 46, 4
8, 132, 134, 136, 138, 140, 14
2, 144, 146 Core material plate portion 50, 60, 150, 160 Broken line portion 52, 56, 152, 156 Notch 54, 154 Hinge portion 121 Notch 164 Opening portion 170 Notch portion

Claims (7)

[Claims] 1. A skit for use in a corrugated board pallet, comprising: a core portion; and a cover portion continuous from the core portion and covering the core portion, wherein the core portion comprises: A plurality of plate portions continuously provided through the fold line portion, the cover portion having a plurality of plate portions continuously provided through the fold line portion, and the skit made of a corrugated cardboard material. A skit featuring. 2. The core fold portion is provided with mountain fold line portions and valley fold line portions alternately.
The skit described in. 3. A skit used for a corrugated board pallet, which is formed by assembling a substantially rectangular corrugated board material provided with cuts, ruled lines and half-cut lines, and covers the core member and the core member. The core part is divided into a plurality of plate parts by the fold line parts which are parallel fold line parts and which are alternately arranged mountain fold line parts and valley fold line parts. , Which is divided into a plurality of plate parts by parallel polygonal line parts. 4. The first broken line portion of the core member
Bent line parts and second bent line parts are alternately provided, the first bent line part has a notch and a hinge part provided parallel to the longitudinal direction of the skit, and the hinge part is the longitudinal direction of the skit. The skit according to any one of claims 1 to 3, wherein the skid has a notch in a direction perpendicular to and a pair of ruled lines, and the second bent line portion is formed by a half-cut line. 5. The skit according to claim 1, wherein the assembled skit has a plurality of notches. 6. The skit according to claim 5, wherein a notch or an opening is provided in a predetermined plate portion of the core member and a predetermined plate portion of the cover portion. 7. A corrugated board pallet comprising the skit according to claim 1 and a top plate attached to the skit.