JP5176280B2 - Raw material management system - Google Patents

Description

  The present invention relates to a system for managing raw materials.

Generally, when a raw material of a product is carried into a factory or the like, it is necessary to manage the time for carrying the raw material, the location of the rack to which the raw material is transported, and the like.
Conventionally, such a method of managing raw materials has been performed by writing in a management ledger. In recent years, management of raw materials by computers has begun to be performed due to the spread and high functionality of personal computers.

In addition, since a large amount of raw materials are usually put in a container such as a bag or container and carried into a factory, etc., when using raw materials, the necessary amount of raw materials used from the holder must be used. It is necessary to check and manage the situation, and the way to manage the usage of such raw materials is to write it in the ledger. In recent years, management of raw materials by computers has begun to be performed due to the spread and high functionality of personal computers.
JP 2005-84773 A

However, in the conventional method of writing and managing the management of the raw materials in the management ledger, the status of the raw materials may be written by mistake, or the writing is leaked. Furthermore, it is often necessary to confirm when managing a large number of raw materials, which is troublesome, and the processing becomes complicated, resulting in more errors.
Also, with the conventional method of writing and managing the material status of the raw materials in the same way, the above-mentioned situation occurs, and the raw materials are not replenished when the necessary raw materials are insufficient. In some cases, a sufficient amount of raw materials was obtained even though a sufficient amount was stored.

  Even when managing raw materials using a computer, if there are many raw materials to be handled, management data may be input by mistake.

  The present invention relates to a raw material management system made in view of such circumstances.

The present invention has been made to solve the above-described problems, and the invention according to claim 1 is characterized in that at least fixed ID information is attached to an IC tag attached to a cage that is a bag or container for holding raw materials. And storage instruction means for storing first management information consisting of information on the date and time when the retainer was carried into the warehouse at the production site,
IC tag reading means provided in a rack in which the carried cage is stored;
Fixed ID information read by the IC tag reading means, information storage means for storing the first management information,
A raw material management system comprising: the fixed ID information stored in the information storage means; and information storage update means for updating the first management information.

Moreover, those invention according to claim 2, a dependent claims of claim 1, the information storage means, characterized in that also stored storage position information of the rack in which the retainer is stored It is.

The invention according to claim 3 is a dependent claim of claim 1 or claim 2 and is a system for managing raw materials when the raw materials held in the cage are used, before use, it weighed weight after use, the weighing value of the volume product, read information of the IC tag, and is characterized in that it comprises a metering transmitting means for transmitting to said information storing means.

According to the invention, with the IC tag holder such as a bag or container holding the raw material, since the management, external impact, environmental, alteration, duplication, diversion Ri Ah difficult raw materials There is no effect on the holding state, and management of raw materials can be facilitated.
Also, information is input to the IC tag, data is exchanged based on this IC tag, and the raw materials are managed by the data stored in the information storage means, so the position, content, status, etc. of the raw materials can be easily Since it can be grasped, confirmed and updated, it is easy to manage raw materials.
In addition, since the data of the IC tag can be rewritten by the storage instruction means, or the information of the IC tag can be read by the IC tag reading means, it is possible to cope with the contents and the situation of the raw materials and easily check the position of the raw materials. Raw materials can be easily found or repositioned.

  In addition, the weight and volume before and after use of the raw material are measured by the holder by the weighing transmission means, and the change amount or the measured value is transmitted to the information storage updating means together with the information stored in the IC tag. Can be used. Therefore, when the amount of raw materials decreases, it is possible to place an additional order for raw materials, and it is possible to confirm the remaining amount of raw materials when placing an additional order. Moreover, even if it is used illegally, the amount of unauthorized use can be confirmed.

Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a block diagram showing the configuration of a raw material management system according to an embodiment of the present invention.
Reference numeral 1 denotes storage instruction means for storing information in an IC tag 7 affixed to a holder 8 such as a bag or container for holding raw materials, and a device having a function corresponding to an IC tag reader / writer. is there. The information to be input to the IC tag 7 includes a fixed ID for giving a fixed number for each holding tool 8, the date and time of delivery, and the contents specific to the contents if the contents of the raw material are known in advance. An ID or the like can also be stored. Information stored in the IC tag 7 is stored in the information storage means 5.
In FIG. 1, the IC tag 7 is shown to be much larger than the actual size, and it is not necessary to prove that the IC tag 7 that is actually used is much smaller than that shown. is there.
Reference numeral 2 denotes an IC tag reader, which, when the holder 8 is carried in and placed on a rack, for example, is arranged on the rack, pillar, etc. of the rack and reads information from the IC tag 7 It is a device having a function corresponding to an IC tag reader / writer. The IC tag reader 7 transmits information read from the IC tag 7 to the data transmitter / receiver 3. At this time, information unique to the IC tag reader 7, such as a rack number and a rack shelf number, is transmitted. The installation position specifying information that is the information specifying the position where the holder 8 is placed is also transmitted.
The storage instruction means 1 is means for storing information in the IC tag, and the IC tag reading means 2 is means for reading information from the IC tag. However, both means have the function of an IC tag reader / writer. It is natural that information can be stored in a tag and information can be read, and it can be set to have a storage and reading function according to specifications.

Data transmission / reception means 3 transmits information to the storage instruction means 1 and the IC tag reading means 2, and receives information transmitted from the storage instruction means 1 and the IC tag reading means 2, and transmits / receives information. Means to do.
Reference numeral 4 denotes information storage update means for updating information stored in the information storage means 5 based on the information received from the data transmission / reception means 3 and the measurement transmission means 6, and functions as a database server. Have. The information storing / updating means 4 also has a function of transmitting information to the data transmitting / receiving means 3 and the metric sending means 6.
Reference numeral 6 denotes a weighing transmission means for measuring the weight, volume, size, etc. of the holder holding the raw material, and has a function provided only by the weight, for example. For example, in the method of using the weighing transmission means 6, the weight is measured by placing the holder 8 on the weight part. Next, using the raw materials held by the holder 8, the holder after use of the raw materials is placed on the weight part, the weight is measured, and the weight difference is calculated by comparing the two weights. Also, the fixed ID is read from the IC tag 7 and the holder 8 is specified. Then, the weighing transmission unit 6 transmits the weighing difference, the fixed ID, and the date and time when weighing is performed to the information storage update unit 4.
Note that the weighing transmission unit 6 reads the fixed ID from the IC tag 7, but can store information such as the weighing date and time, the weighing difference, and the like in the IC tag 7. This is because, for example, the IC tag 7 stores the number of times of measurement, the measurement date and time, and the difference in measurement, so that it is compared with the information stored in the information storage means 5 and further increases the accuracy. It is possible to prevent wasteful use and misappropriation.
Reference numeral 5 denotes information storage means for storing the above-described information and a database for storing information. The information stored in the information storage means 5 is, for example, a fixed ID, a delivery date / time, a content identification ID, installation position identification information, etc., and a diagram showing an example of the information stored in FIG. 2 is disclosed.

The flow of one process of this system is described below.
-Step 01;
First, the holder 8 holding the raw material is carried into a warehouse at a production site such as a factory. The storage instruction means 1 stores the date and time of loading and the fixed ID in the IC tag 7 of the holder 8.
This fixed ID is transmitted from the data transmitting / receiving means 3.
・ Step 02
Next, the carried fixture 8 is placed on a rack in the warehouse. The fixed ID of the IC tag 7 is read by the IC tag reading means 2 in the rack.
The IC tag reading means 2 combines the installation position specifying information specifying the position of the rack and the date and time when the fixed ID is read from the IC tag 7 with the fixed ID.
・ Step 03
Next, the data transmission / reception means 3 receives the fixed ID and the loading date and time stored when the fixed ID and the holder 8 are carried in from the storage instruction means 1, and receives the fixed ID and the installation position identification from the IC tag reading means 2. The information and the reading date and time are received, and the information is transmitted to the information storage / update means 4.
・ Step 04
Next, the information storage means 4 searches the information storage means 5 using the fixed ID, finds data corresponding to the fixed ID, updates the data to be updated according to the received information such as the import date and time, and adds Data to be added is added.
This step ends the process. As described above, the raw materials can be managed by steps 01 to 04.

The flow of one process of this system is described below.
・ Step 11
First, the raw material holder 8 to be used is placed on the weight measuring section of the measuring and transmitting means 8 to measure the weight. Using the raw material, the holder 8 is put on the weighing and sending means 8 again on the weight weighing unit, and the weight is calculated. Then, the used amount is weighed by comparing the weighed weight. At the time of measurement, confirmation is made so that the date and time can be identified.
Further, the fixed ID is read from the IC tag 7, and the fixed ID is combined with the measured amount and the measurement date and time.
Step 12
Next, the data transmission / reception means 3 reads the measured amount, the measurement date / time, and the fixed ID from the measurement / transmission means 6, searches the information storage means 5 using the fixed ID, searches for the data corresponding to the fixed ID, In response to the received information, etc., the data to be updated is updated, and the data to be added is added.
This step ends the process. As described above, the raw materials can be managed by steps 11 to 12.

  Although the holder 8 is always used in this example, the raw material is usually subdivided into another container such as a bag from the holder 8 for use. In this case as well, it is natural that the raw materials can be managed by attaching an IC tag to the subdivided container and performing the above-described processing.

It is a block diagram showing the structure of the raw material management system by one Embodiment of this invention. It is a figure which shows the example of the data stored in the information storage means.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Memory instruction means 2 ... IC tag reading means 3 ... Data transmission / reception means 4 ... Information storage update means 5 ... Information storage means 6 ... Measurement transmission means

Claims (3)

A storage for storing first management information including at least fixed ID information on an IC tag attached to a cage that is a bag or container that holds raw materials, and information on the date and time of delivery when the cage is carried into a warehouse at a production site. Instruction means;
IC tag reading means provided in a rack in which the carried cage is stored;
Fixed ID information read by the IC tag reading means, information storage means for storing the first management information,
A raw material management system comprising: the fixed ID information stored in the information storage means; and information storage update means for updating the first management information.   2. The raw material management system according to claim 1, wherein the information storage means also stores storage position information of a rack in which the cage is stored.   A system for managing raw materials when the raw materials held in the cage are used, measuring the weight and volume measurement values before and after using the raw materials, reading the IC tag information, and the information 3. The raw material management system according to claim 1 or 2, further comprising weighing transmission means for transmitting to the storage means.