JP2007045435A - Pallet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pallet capable of reading information by a non-contact tag reader and writing information therein by utilizing the non-contact IC tag equipped on the pallet even if conveying a mounted metallic object by the pallet. <P>SOLUTION: In the pallet having the non-contact IC tag in which the non-contact IC tag is provided on a predetermined part on a pallet body, a covering body composed of a magnetic material to cover the non-contact IC tag is provided. The non-contact IC tag has a structure capable of reading the tag by a communication frequency of 100 KHz-3 GHz. The magnetic material is one of ferrite, plastic or rubber containing a soft magnetic material, and the thickness thereof is 0.5-10 mm. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a pallet loaded with an article and conveyed with the article when the article is conveyed, and particularly to a pallet in which a non-contact IC tag is provided on a part of the pallet.

Usually, when transporting an article, a pallet is used that can be easily carried by loading the article and lifting it with a forklift or the like.
In such physical distribution management using pallets, management can be performed on a pallet basis, and barcodes are attached to the pallets, or machine-readable information media such as non-contact IC tags are attached. Thus, the machine processing can be performed efficiently.

Conventional technologies include a warehouse management system (see Patent Document 1) using a non-contact data carrier that is a non-contact IC tag, and a logistics management system and method using a pallet equipped with a non-contact IC tag (patent) Document 2) has been proposed.
In the warehouse management system, information on articles placed on the pallet is stored in a non-contact data carrier provided on the pallet, and information is read and written by a reader / writer provided on the entry / exit path. In addition, it is possible to check the storage status of each article in the warehouse or factory.
Further, in the physical distribution management system and method using the pallet, the article information is written to the non-contact IC tag and the article information is read from the non-contact IC tag using the pallet having the non-contact IC tag. Logistics management.

Japanese Patent Laid-Open No. 2002-223111 JP 2004-182364 A

  As described above, by providing the pallet with the non-contact IC tag, warehouse management and physical distribution management can be performed. However, when the pallet load is a metal, the pallet is mounted on the non-contact IC tag. Since the metal load is placed on the surface, the radio wave transmitted from the non-contact IC tag reader is blocked by the metal, and information cannot be read or written by the non-contact IC tag, and information management using the non-contact IC tag is performed. There is a problem that cannot be performed.

  Therefore, the present invention can read information from a non-contact IC tag with a non-contact IC tag reader using a non-contact IC tag provided on the pallet even when a metal load is transported on the pallet. Provide a pallet that can write information.

  The pallet of the present invention is a pallet with a non-contact IC tag provided with a non-contact IC tag at a predetermined position on the pallet body, and a covering made of a magnetic material is provided on the upper side of the non-contact IC tag. It is characterized by.

  Moreover, the pallet of the present invention is characterized in that the covering made of the magnetic material is bonded with an adhesive.

  Furthermore, the pallet of the present invention has a structure in which the pallet body, the non-contact IC tag, and the covering made of the magnetic material are integrated.

  The pallet according to the present invention is characterized in that the pallet body is made of plastic.

  Furthermore, the pallet of the present invention is characterized in that the non-contact IC tag has a structure that can be read at a communication frequency of 100 KHz to 3 GHz.

  The pallet of the present invention is characterized in that the magnetic material has an initial permeability of 10 to 100 at a temperature of 23 ° C. and a frequency of 10 MHz.

  Furthermore, the pallet of the present invention is characterized in that the magnetic material is one of ferrite, plastic containing soft magnetic material, and rubber, and has a thickness of 0.5 to 10 mm.

  In the pallet of the present invention, the magnetic material has a rebound resilience of less than 20%.

  Since the pallet of the present invention is provided with a coating made of a magnetic material on a non-contact IC tag, an electromagnetic field can be induced, and information can be read from the non-contact IC tag with a non-contact IC tag reader. There is an effect that information can be written.

  In addition, since the pallet of the present invention has a covering made of a magnetic material bonded with an adhesive, even when it is necessary to mount a metallic article, the pallet is placed on a non-contact IC tag provided on the pallet body. By adhering a covering made of a magnetic material, there is an effect that information can be read from or written to a non-contact IC tag with a non-contact IC tag reader.

  Further, the pallet of the present invention has a structure in which the pallet body, the non-contact IC tag, and the covering made of a magnetic material are integrated, so that the metal pallet is mounted and the pallet is transported. Even in such a case, the non-contact IC tag provided in the pallet can be used to read information from or write information to the non-contact IC tag reader.

  Moreover, since the pallet main body is made of plastic, the pallet of the present invention has an effect that the total weight is reduced even when a metal article is mounted and transported, and no burden is imposed on the pallet.

Hereinafter, a pallet according to an embodiment of the present invention will be described in detail based on the drawings.
FIG. 1 is a perspective view of a pallet according to the first embodiment of the present invention, FIG. 2 is a perspective view illustrating a stacked configuration of the pallet according to the first embodiment of the present invention, and FIG. FIG. 4 is a plan view of a non-contact IC tag provided in the pallet according to the embodiment of the present invention, and FIG. 5 is a diagram illustrating a metal mounting on the pallet according to the first embodiment of the present invention. FIG. 6 is a perspective view of a pallet according to the second embodiment of the present invention, and FIG. 7 is a third embodiment of the present invention. FIG. 8 is a perspective view of the pallet, and FIG. 8 is a partial sectional view of the pallet according to the second embodiment of the present invention.

As shown in FIG. 1, a pallet 1 according to an embodiment of the present invention includes a pallet main body 2 for mounting an article, a non-contact IC tag 3 provided on the pallet main body 2, and a non-contact IC tag 3. And a covering 4 made of a magnetic material provided on the upper side of the cover.
The interior of the pallet main body 2 is hollow, and a part of the forklift is inserted into the hollow portion 5 so that the pallet main body 2 can be lifted. The hollow inlets are provided on both sides of the pallet main body 2, respectively.
Therefore, when the pallet 1 is transported by a forklift, one of the two cavity inlets is selected and a part of the forklift is inserted into the cavity 5 before being transported.
The pallet body is made of plastic.

Further, the pallet 1 is provided with a non-contact IC tag 3 at a substantially central position on the pallet body 2.
The structure of this non-contact IC tag 3 is demonstrated based on FIG.
The non-contact IC tag 3 is formed with a coil pattern 38 as a transmission / reception means on a base material 31 such as plastic, and a resonance circuit is formed by the coil and a capacitive element to receive and transmit radio waves of a constant frequency. It is configured as follows.
As another method, power transmission and data transmission may be performed by electromagnetic induction of a carrier wave from a reader / writer.
The non-contact IC tag 3 has a structure that can be read at a communication frequency of 100 KHz to 3 GHz.

In the case of the illustrated example, the coil pattern 38 forms a jumping circuit on the back surface of the base material 31 by the conductive member 34 and is connected to the bumps on the back surface of the IC chip 32 by the coil connection terminals 38C.
The IC chip 32 includes a CPU and a memory.

In the illustrated example, the capacitive element is built in the IC chip 32.
Such a non-contact IC tag 3 is formed by forming a coil pattern by photo etching or etching after resist printing on a metal foil such as an aluminum foil laminated on a resin base material, mounting an IC chip 32, and providing a protective coating. It can be formed by providing.
The size can also be about 76 mm × 45 mm or less.

As the resin base material 31 used for the non-contact IC tag 3, various materials such as PET, polypropylene, polyethylene, polystyrene, and nylon can be used, and paper may be used.
A thickness of 15 to 300 μm can be used, but 20 to 100 μm is more preferable from the viewpoint of strength, workability, cost, and the like.
Although copper foil, aluminum foil, or iron foil can be used as the metal foil, aluminum foil is preferable from the viewpoint of cost and workability, and the thickness is preferably about 6 to 50 μm.

  In reading and writing information recorded on these non-contact IC tags 3, a resonating call signal is transmitted from the non-contact IC tag reader / writer to the non-contact IC tag 3 at a distance of several centimeters to several tens of centimeters. A response signal from the non-contact IC tag 3 can be read, and information recorded in the memory of the IC chip 32 of the non-contact IC tag 3 can be read or information can be written.

As shown in FIG. 2, the pallet 1 according to the embodiment of the present invention is magnetic from above the non-contact IC tag 3 with respect to the non-contact IC tag 3 provided on the pallet main body 2 for mounting an article. It has the structure of the state covered with the coating | covering body 4 which consists of material.
The magnetic material of the covering 4 has an initial permeability of 10 to 100 at a temperature of 23 ° C. and a frequency of 10 MHz. The magnetic material of the covering 4 is any one of ferrite, plastic containing soft magnetic material, and rubber. And the thickness is 0.5 to 10 mm.
Further, the magnetic material of the covering 4 has a rebound resilience of less than 20%.

As shown in FIG. 3, the cover 4 made of a magnetic material is bonded and integrated on the non-contact IC tag 3 and the pallet body 2 by an adhesive 6 applied to the back surface thereof.
Further, the pallet 1 may be manufactured on the pallet body 2 as a structure in which the non-contact IC tag 3 and the covering 4 made of a magnetic material are integrated in advance.

FIG. 4 shows a state in which the metal article 7 is conveyed by the pallet 1.
When the metal article 7 is placed on the pallet 1, when reading information from the non-contact IC tag 3 provided on the pallet main body 2 with the non-contact IC tag reader, radio waves are emitted from the direction of the arrow 8. Can be received.

  As described above, the pallet 1 according to the embodiment of the present invention has a configuration in which the entire surface of the pallet main body 2 is covered with the covering 4 made of a magnetic material, as shown in FIG. A structure covered with a cover 4 made of a magnetic material having a size larger than the size, and further, as shown in FIG. 7, a cover 4 made of a magnetic material having substantially the same size as the non-contact IC tag 3 is stacked. It is good also as a structure of a state.

  FIG. 8 is a partial cross-sectional view showing a configuration in which the cover 4 is made of a magnetic material having a size larger than the size of the non-contact IC tag 3, but the pallet without an adhesive is provided. A non-contact IC tag 3 may be sandwiched between the main body 2 and the cover 4 made of a magnetic material and integrated by heat welding.

It is a perspective view of the pallet which concerns on 1st Embodiment of this invention. It is a perspective view explaining the lamination structure of the pallet which concerns on 1st Embodiment of this invention. It is the sectional view on the AA line of FIG. It is a top view of the non-contact IC tag with which the pallet concerning the embodiment of the present invention is equipped. It is a perspective view explaining the reading direction with respect to the non-contact IC tag at the time of conveying metal articles | goods to the pallet which concerns on 1st Embodiment of this invention. It is a perspective view of the pallet which concerns on 2nd Embodiment of this invention. It is a perspective view of the pallet which concerns on 3rd Embodiment of this invention. It is a fragmentary sectional view of the pallet concerning a 2nd embodiment of the present invention.

Explanation of symbols

1 palette
2 Pallet body
3 Non-contact IC tag
4 Cover made of magnetic material
5 Cavity
6 Adhesive
7 Metal goods
31 Substrate
32 IC chip
34 Conducting member
38 Coil pattern
38C Coil connection terminal

Claims (8)

A pallet with a non-contact IC tag provided with a non-contact IC tag at a predetermined location on the pallet body,
A pallet comprising a cover made of a magnetic material on an upper side of the non-contact IC tag.   The pallet according to claim 1, wherein the covering made of the magnetic material is bonded with an adhesive.   2. The pallet according to claim 1, wherein the pallet main body, the non-contact IC tag, and the covering made of the magnetic material are integrated.   The pallet according to claim 1, wherein the pallet body is made of plastic.   The pallet according to claim 1, wherein the non-contact IC tag has a structure that can be read at a communication frequency of 100 KHz to 3 GHz.   The pallet according to claim 1, wherein the magnetic material has an initial permeability of 10 to 100 at a temperature of 23 ° C. and a frequency of 10 MHz.   The pallet according to claim 1, wherein the magnetic material is one of ferrite, plastic containing soft magnetic material, and rubber, and has a thickness of 0.5 to 10 mm. The pallet according to claim 1, wherein a rebound resilience of the magnetic material is less than 20%.

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