JP2000255714A - Article managing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make the location information of articles registered to a computer device, and the actual location presenting the articles coincide with each other, by renewing the location information registered to the computer device automatically, every time when the article is moved. SOLUTION: When the accepting process, the moving process, and the delivery process of articles 3 are carried out by a forklift vehicle 6, the position information and the article information memorized to the position tag 12 and the article tag 11 of a loading area 10 designated to a conveying source and a conveying address, are read by a loading device 9 loaded on the forklift vehicle 6, and at the same time, the location information memorized to a computer device 7 is renewed depending on those position information and article information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article management system for managing the location of articles in a warehouse or the like.

[0002]

2. Description of the Related Art In recent years, in a warehouse or the like storing a large number of articles, a computer device is often used to manage the location of each article stored.

FIG. 4 is a block diagram showing an example of an article management system for managing the location of articles using such a computer device.

The article management system 101 shown in FIG.
A plurality of mounting areas 105 on which pallets 104 each carrying the articles 103 carried into the warehouse 102 are mounted, and a plurality of forklifts which move between the mounting areas 104 and move the articles 103 in units of pallets 104. Car 106,
A computer device 107 for managing the location and the like of the articles 103 carried into the warehouse 102;

In this article management system 101, when articles 103 are stored, the articles 103 are loaded on one of the vacant pallets 104, and the computer 107 is operated to operate each loading area 105.
Is found, and the operator of the forklift truck 106 is notified of this. Thus, the operator starts the operation of the forklift truck 106, lifts the pallet 104 on which the new article 103 is placed, transports the pallet 104 to the designated placement area 105, and lowers the pallet 104 on the placement area 105.

In order to sort the articles 103 stored in the warehouse 102, a computer 107
Is operated to sort the location information of each article 103 stored in the memory of the computer device 107, and inform the operator of the forklift vehicle 106 of the obtained sorting result.

When unloading the articles 103 stored in the warehouse 102, the computer 107 is operated to access the location information of each article 103 stored in the memory of the computer 107, The placement area 105 of the article 103 to be taken out of the car is found, and this is notified to the operator of the forklift truck 106. As a result, the operator starts driving the forklift truck 106, and the designated mounting area 10
After lifting the pallet 104 in the pallet 5, the pallet 104 is conveyed to the entrance / exit port to take out the article 103 on the pallet 104.

[0008]

By the way, in the conventional article management system 101 using such a computer apparatus 107, every time each article 103 stored in the warehouse 102 is moved, the computer apparatus 10
7, the location information of each article 103 stored in the warehouse 102 and the location of each article 103 registered in the memory of the computer 107 are updated.
3 is matched with the location information. For this reason,
If the article 103 is moved by operating the forklift truck 106 as instructed by the computer apparatus 107, no problem occurs, but when the article 103 is taken out or moved without operating the computer apparatus 107, The location information stored in the memory of the computer device 107 does not match the location of each article 103 placed in each placement area 105 in the warehouse 102.

When there is no designated article 103 in the placing area 105 designated by the computer 107, each worker walks around the warehouse 102, finds the target article 103, and places the article 103 where the article 103 actually exists. The area 105 must be re-registered in the computer device 107, and there is a problem that the work efficiency is reduced by that amount.

[0010] Further, even if each worker walks in the warehouse 102, if the article 103 is not found, the location information registered in the memory of the computer 107 must be corrected, and the work efficiency is reduced accordingly. There was a problem that it would be further reduced.

In view of the above circumstances, the present invention can always make the location information of an article registered in a computer apparatus coincide with the actual location where the article is located, thereby allowing the article to be stored and moved. It is a main object of the present invention to provide an article management system capable of dramatically improving the work efficiency in processing and delivery processing.

[0012]

In order to achieve the above object, according to the present invention, according to the present invention, a transfer device is controlled while managing location information of each article placed in each loading area. In an article management system that executes loading and unloading of articles to and from each placement area, information on the articles placed in each of the placement areas and information on each of the placement areas are respectively provided. A storage medium for storing, a function of storing information about the article and information about each mounting area as location information, and an article to be moved by accessing the stored location information when the article is moved. The necessary information is read out from the information on the transfer area, the information on the transfer area, and the information on the transfer area, and the transfer is performed. A function for giving a transfer instruction to the transfer device, and when the transfer operation information is output from the transfer device, information relating to the article moved by accessing the stored location information, and information relating to the transfer area serving as a transport source. A computer device having information and a function of updating necessary information among information relating to the placement area that has become a transport destination; and a transport device that is mounted on the transfer device and transports the article when the article is moved. The storage medium provided in the original mounting area, and the information on the articles stored in the storage medium provided in the mounting area to which the articles are to be transported, and the information on each mounting area, respectively. The moving operation information is generated based on the reading function, the information on the read article, and the information on each mounting area, and It is characterized by having a function to update the information about the articles supplied to the motor apparatus is stored in the storage medium, and a mounting device having a.

According to a second aspect of the present invention, in the article management system according to the first aspect, the mounting device presents a movement instruction supplied from the computer device to an operator of the transfer device, and also determines a transfer source of the article. When information on the storage medium of the loading area, information on the articles stored in the storage medium of the loading area to which the articles are to be transported, and information on each loading area are read, information on these articles, each loading area And a function of comparing the information about the transfer instruction and the content of the movement instruction supplied from the computer device, and presenting the comparison result to the operator.

According to a third aspect of the present invention, in the article management system according to any one of the first and second aspects, the mounting device includes the storage medium provided in a mounting area serving as a source of the article, and a destination of the article. The information on the articles stored in the storage medium provided in the mounting area and the actual information obtained by reading the information on each mounting area are supplied to the computer, and stored in the computer. It is characterized in that it has a function of correcting the location information that has been set.

According to a fourth aspect of the present invention, in the article management system according to any one of the first to third aspects, the transfer device is a forklift truck traveling in a warehouse or a crane mechanism disposed in the warehouse. It is characterized by the fact that

According to a fifth aspect of the present invention, in the article management system according to any one of the first, second, third, and fourth aspects, each of the articles placed in each of the placing areas is loaded and unloaded in pallet units. It is characterized by:

According to the above configuration, a storage medium is arranged for each mounting area, and information on articles placed in each mounting area and information on each mounting area are stored in each storage medium. When an article is moved between the placement area sections, information on the article to be moved, information on the placement area as the transport source, and information on the placement area as the transport destination are stored by the computer device. When the necessary information is read from the inside, the transfer instruction is given to the transfer device, and the article is moved, the mounting device mounted on the transfer device is used as the loading source as the transport source of the article. The storage medium provided in the area, the information about the articles stored in the storage medium provided in the placement area to which the articles are to be transported, and the information about each placement area are read, and information about these articles is read. Based on the information on each mounting area, the location information stored in the computer device is updated, and the information on the articles stored in the storage medium is updated. The registered location information is automatically updated so that the location information of the article registered in the computer device always matches the actual location where the article is located, thereby receiving and moving the article. In addition, the work efficiency in the unloading process is dramatically improved.

According to a second aspect of the present invention, the moving instruction supplied from the computer device is presented to the operator of the transfer device by the mounting device, and the storage medium in the mounting area serving as the source of the article, the destination of the article, and When information on the articles stored in the storage medium of the mounting area is read, information on each of the mounting areas is read, and information on each of the mounting areas and the content of the movement instruction supplied from the computer device By presenting the comparison result to the operator, when the article is moved, the location information registered in the computer device is presented to the operator of the transfer device to be moved. Informs information about the goods and allows them to move accurately, and when moving the goods, the goods to be moved must be By determining whether a given article by location, presents the determination result to the operator, thereby to zero the movement erroneous article.

According to a third aspect of the present invention, the mounting device stores the storage medium in the mounting area serving as the source of the article, the information regarding the article stored in the storage medium in the mounting area as the destination of the article, and the mounting area. The actual information obtained by reading the information on the computer device is supplied to the computer device, and the location information stored in the memory of the computer device is corrected, so that when the article is moved, the mounting specified by the computer device is performed. When there is no designated article in the area or when another article is placed, the location information of the article registered in the computer device is automatically updated based on the information of the article placed in this loading area. To the location information of the article registered in the computer device and the actual location where the article is located. , Matched, whereby storage operation of the article moving process, dramatically increase the work efficiency in the retrieval operation.

According to a fourth aspect of the present invention, a transfer device for moving articles in the warehouse is provided by using a forklift truck traveling in the warehouse or a crane mechanism disposed in the warehouse as the transfer device. Even if it is a car or a crane mechanism, every time an article is moved, the location information registered in the computer apparatus is automatically updated, and the location information of the article registered in the computer apparatus, The actual location where the article exists is always made to coincide with each other, thereby greatly improving the work efficiency in article entry processing, movement processing, and article exit processing.

According to a fifth aspect of the present invention, the articles placed in each loading area are loaded and unloaded in units of pallets, so that the articles in the warehouse are moved by one unit or a plurality of units. Dramatically increase the work efficiency in article entry, transfer, and exit processing.

[0022]

DESCRIPTION OF THE PREFERRED EMBODIMENTS << Configuration of the Embodiment >> FIG. 1 is a block diagram showing an embodiment of an article management system according to the present invention.

The article management system 1 shown in FIG. 1 is formed in a line in a warehouse 2 and has a pallet 4 on which articles 3 are placed.
A plurality of mounting areas 5 on which are mounted, a forklift truck 6 that moves between the mounting areas 5 and moves the articles 3 in units of pallets 4, and a plurality of articles 3 carried into the warehouse 2. A computer device 7 for managing the location; a wireless device 8 connected to the computer device 7 for transmitting and receiving information to and from the forklift vehicle 6 using wireless signals; and a wireless device 8 mounted on the forklift vehicle 6 and using wireless signals. And a mounting device 9 for exchanging information with each mounting area 5 and the wireless device 8.

In the article management system 1, when performing the entry processing, the movement processing, and the exit processing of the article 3, the location information stored in the memory of the computer device 7 is used to identify the article 3 to be moved. The location information is read out and supplied to the operator of the forklift truck 6 by supplying it to the operator of the forklift truck 6 by supplying it to the computer device 7 → the wireless device 8 → the mounting device 9 on the forklift truck 6, and unloads the pallet 4 designated as the moving object. Start work.
After that, when loading / unloading the pallet 4 designated as a moving object, the position information and the article information stored in each placing area unit 5 by the loading device 9 and the location information supplied from the computer device 7 are used. After confirming the placement area 5 where the pallet 4 is to be loaded and unloaded, the number of the pallet 4 that is to be moved, and the like, the route is as follows: the mounting device 9 → the wireless device 8 → the computer device 7. The confirmation result is supplied, and the location information stored in the memory of the computer device 7 is updated.

Each mounting area section 5 includes a plurality of mounting areas 10 formed in a row in the warehouse 2 and pallets embedded in the edges of each mounting area 10 and placed in each mounting area 10. A plurality of article tags 11 for performing a process of storing article information such as the number 4 and the number of the article 3, a process of exchanging article information with the mounting device 9 by wireless signals, and embedded in the edge of each mounting area 10. And a plurality of position tags 12 for storing position information such as the number of each mounting area 10 and supplying the position information to the mounting device 9 by a radio signal.
When a radio signal including a position information request is transmitted from the mounting device 9 of the forklift truck 6,
When a radio signal including position information is transmitted from the position tag 12 facing the mounting device 9, and when a radio signal including an article information request is transmitted from the mounting device 9, each of the article tags 11 is transmitted.
Among them, a radio signal including article information is transmitted from the article tag 11 facing the mounting apparatus 9, and when a radio signal including new article information is transmitted from the mounting apparatus 9, The article tag 11 is taken in by the article tag 11 and the article information stored so far is updated.

As shown in FIG. 2, the computer device 7 includes a keyboard 13, an information processing device 14, and a CRT device 15. When the keyboard 13 is operated by an operator, a storage process request and a storage process request are made. , Or when a retrieval processing request is input, the CRT device 15
While displaying a receiving processing screen, a management screen, a leaving processing screen, and the like corresponding to the requested processing, the memory is accessed according to the requested processing, and the goods 3 to be stored and the moving target are displayed. The location information of the article 3, the article 3 to be delivered, etc. is read out, and the location information and various commands indicating the entry processing, the movement processing, the exit processing, and the like are supplied to the wireless device 8, and the wireless device 8 Based on the confirmation information obtained in the receiving operation, the memory is accessed to update the location information and the like.

The wireless device 8 is connected to the warehouse 2 as shown in FIG.
Radio antenna 16 arranged at a position where the whole can be seen
And a transmission / reception device 17. When various commands and location information are supplied from the computer device 7, these various commands and location information are modulated to transmit a radio signal from the radio antenna 16, and When a wireless signal transmitted from the mounting device 9 is received by the antenna 16, the wireless signal is demodulated to reproduce confirmation information, and this is supplied to the computer device 7.

As shown in FIG. 2, the forklift truck 6 is a truck 20 having a base 18 formed in a thick plate shape and made to run freely by four wheels 24 and a roof 19 provided on the base 18. A driver's seat 21 provided on an upper part of the trolley 20, a lift mechanism 22 provided on a front surface of the trolley 20, and a fork 23 which is vertically moved by the lift mechanism 22.
In accordance with the operation contents of the operator who got on the vehicle 1, the operator moves between the mounting area sections 5 and moves the articles 3 in units of pallets 4.

The mounting device 9 is provided on a roof 19 of the forklift truck 6 and is provided at a lower end of a lift antenna 22 for transmitting and receiving radio signals to and from the wireless antenna 16 of the wireless device 8 and a lift mechanism 22 constituting the forklift truck 6. When loading and unloading the pallet 4 by the forklift truck 6, while transmitting the radio signal including the position information request,
A position information reading device 26 that receives a wireless signal transmitted from the position tag 12 of the mounting area 10 for loading and unloading the pallet 4 and reproduces position information and the like, and a lower end of a lift mechanism 22 constituting the forklift truck 6 When the pallet 4 is loaded and unloaded by the forklift truck 6, while transmitting a radio signal including an article information request,
A pallet 4 is loaded and unloaded by a forklift truck 6 and an article information reading device 27 that receives a radio signal transmitted from the article tag 11 in the loading area 10 where the pallet 4 is loaded and unloaded and reproduces article information and the like. After
The radio signal including the new article information is transmitted, and the pallet 4 is transmitted.
An article information writing device 28 for updating article information and the like written on the article tag 11 in the loading area 10 where the loading and unloading of the forklift truck 6 has been carried out, And an input device 29 for generating commands and various data.

Further, the mounting device 9 includes an input device 29
Activates a pre-registered program based on various commands and various data supplied from the
5, demodulates the received signal obtained in the receiving operation, and issues various commands.
Processing for reproducing location information, etc., processing for generating display data based on various commands and location information obtained in this processing, and mounting area for controlling the position information reading device 26 to load and unload the pallet 4 The position information is read from the position tags 12 of 10, and the position information is compared with the position information to generate confirmation information.
The article information is read from the article tag 11 in the mounting area 10 where the pallet 4 is loaded and unloaded, and the article information is compared with the location information to generate confirmation information. Wireless antenna 2
5, the article information writing device 28 is controlled on the basis of each confirmation signal and the pallet 4
A control device 30 for performing a process of updating article information and the like written in the article tag 11 of the loading area 10 where the loading and unloading of the forklift truck 10 has been performed, and a driver's seat 21 of the forklift truck 6
, Based on the display data output from the control device 30, various commands indicating entry processing, movement processing, exit processing, etc., location information of the article 3 to be subjected to such entry processing, movement processing, exit processing, etc., A display device 31 for displaying confirmation information and the like.

Then, various instructions such as a loading process, a moving process, a leaving process, etc., from the wireless device 8, location information indicating the position of the pallet 4 to be loaded / unloaded, the number of the article 3 placed on the pallet 4, etc. Is transmitted by the wireless antenna 25 and when the wireless signal is received by the wireless antenna 25, the control device 30 reproduces various commands and location information, and displays the contents of the various commands and the location information on the display device 31. The contents are displayed, and the operator of the forklift truck 6 starts driving. The lift mechanism 22 of the forklift truck 6 is inserted into the pallet 4 to be loaded and unloaded, and the position information reading device 26,
The position tag 12 of the mounting area 10 on which the pallet 4 to be loaded / unloaded is opposed, and further, the article information reading device 27 and the pallet 4 to be loaded / unloaded
When the article tag 11 of the placing area 10 where the is placed is opposed, the position information reading device 26 reads the position information stored in the position tag 12 and
The article information stored in the article tag 11 is read by the article information reading device 27, and the position information, the article information, and the location information are compared, and the display information is read.
1 displays the comparison result.

Thereafter, it is confirmed that the pallet 4 to be loaded / unloaded is the pallet 4 specified by the location information, and the operator operates the input device 29 to input a data update instruction. At this time, a radio signal including new article information is transmitted from the article information writing device 28 to update the article information written in the article tag 11 of the loading area 10 on which the pallet 4 has been loaded and unloaded. By modulating confirmation information or the like including information on various articles, a radio signal is transmitted from the radio antenna 25, and location information registered in the memory of the computer device 7 is updated.

<< Operation of the Embodiment >> Next, the operation of this embodiment will be described in detail with reference to the schematic configuration diagrams shown in FIGS. 1 and 2 and the flowchart shown in FIG.

First, when the operator operates the keyboard 13 of the computer device 7 and inputs various commands for instructing the entry processing, the movement processing, the exit processing, etc. of the article 3, the memory is accessed by the information processing apparatus 14. , The number of the article 3 to be subjected to the receiving process, the moving process, and the unloading process, the number of the pallet 4 on which the article 3 is placed, and the placing area 10 on which the pallet 4 is placed.
Is read out, and the location information and various commands indicating the entry process, the transfer process, the exit process, etc. for the article 3 are supplied to the wireless device 8, and the wireless antenna of the wireless device 8 16
Transmits a wireless signal including location information and various instructions (step ST1).

The wireless device 8 is mounted on the forklift vehicle 6 by the wireless antenna 25 of the mounting device 9.
When the wireless signal transmitted from the wireless antenna 16 is received, the controller 30 demodulates the wireless signal, reproduces various commands and location information, and stores them. processing,
Instructions such as movement processing and delivery processing, the number of the article 3 to be transported, and the pallet 4 on which the article 3 is placed
No., the placing area 10 where this pallet 4 is placed
Is displayed (step ST2).

Thereafter, based on the contents displayed on the display device 31, the operation of the forklift truck 6 is started by the operator, and after the forklift truck 6 is moved to the loading area 10 which is a transport source (step ST3). ), The pallet 4 in which the fork 23 attached to the forklift truck 6 is placed in the loading area 10 serving as a transport source.
(Step ST4), the position information reading device 26 faces the position tag 12 of the placing area 10 where the pallet 4 to be unloaded is placed, and further the article information reading device 27 and the unloading device. The article tag 11 in the placing area 10 where the target pallet 4 is placed
When they face each other, the position information stored in the position tag 12 is read by the position information reader 26 (step ST5), and the article information stored in the article tag 11 is read by the article information reader 27. It is read (step ST6).

Next, the controller 30 compares the number of the placement area 10 in the position information read by the position information reader 26 with the number of the placement area 10 in the stored location information. As well as
The number of the pallet 4 and the number of the article 3 in the article information read by the article information reading device 27 are compared with the number of the pallet 4 and the number of the article 3 in the stored location information. When they match, the display device 31 indicates "normal" indicating normal unloading.
Is displayed, and when even one of them does not match, "abnormal" indicating that abnormal loading / unloading is displayed on the display device 31 (step ST7).

When "abnormal" is displayed on the display device 31, the operator determines that either his own mistake or an instruction from the computer device 7 has occurred, and the operation of loading / unloading the pallet 4 is started. After being stopped,
The instruction content displayed on the display device 31, the number of the article 3 to be transported, the number of the pallet 4 on which the article 3 is placed, the number of the placement area 10 on which the pallet 4 is placed, and the like are shown. Again, when the operator side is wrong, the forklift truck 6 is moved to the placing area 10 where the pallet 4 specified by the computer device 7 is placed, and the above-described placing area 10 and pallet 4 Then, the checking operation of the article 3 is performed again.

The instruction content displayed on the display device 31, the number of the article 3 to be conveyed, the number of the pallet 4 on which the article 3 is placed, and the mounting area on which the pallet 4 is placed When the number 10 and the like are confirmed again, it is known that the instruction content is wrong from the computer device 7, and when the correction instruction is input from the input device 29, the control device 30 causes the position information reading device 26 to operate.
Information read by the device and the article information reading device 27
The confirmation information is generated based on the article information read in step (1), and is modulated, and a wireless signal including the confirmation information is transmitted from the wireless antenna 25.

Then, a radio signal is received by the radio antenna 16 provided in the radio
When the confirmation information included in the radio signal is demodulated by 7, based on the actual data (actual location information of each article 3) indicated by the confirmation information, the location information of the location information registered in the memory of the computer device 7 is obtained. Of these, the number of the loading area 10 that has become the transport source,
The location information relating to the number of the pallet 4 placed on the pallet 4, the number of the article 3 placed on the pallet 4, and the like is corrected, and the above-described transfer source instruction processing is performed again based on the corrected location information. .

When "normal" is displayed on the display device 31, it is determined that the operator is about to load or unload the pallet 4 specified by the computer device 7, and based on the determination result, When the input device 29 is operated and a data update instruction is input, the control device 30 causes the control unit 30 to provide new article information for the loading area 10 of the transport source, that is, there is no pallet 4 or article 3 in this loading area 10. Is generated and supplied to the article information writing device 28, where the pallet 4 to be transported is placed on the placement area 10
The previous article information stored in the article tag 11 is erased and new article information is written (step ST8).

In parallel with this operation, the control device 30 generates confirmation information based on the position information read from the position tag 12 of the loading area 10 of the transport source and the new item information written in the item tag 11. At the same time, the signal is modulated, and a radio signal including confirmation information is transmitted from the radio antenna 25.

Then, a radio signal is received by the radio antenna 16 provided in the radio
When the confirmation information included in the wireless signal is demodulated by the wireless communication device 7, the location information registered in the memory of the computer device 7 is placed in the loading area 10, which is the transport source, based on the confirmation signal. The location information relating to the number of the pallet 4 to be performed, the number of the article 3, and the like is updated (step ST9).

Thereafter, the memory of the computer device 7 is accessed to read out the location information relating to the loading area 10 indicating the destination of the article 3 to be subjected to the warehousing process, the moving process, and the warehousing process. And various commands indicating the entry processing, the movement processing, the exit processing, and the like for the article 3 are supplied to the wireless device 8,
A wireless signal including location information and various commands is transmitted from the wireless antenna 16 of the wireless device 8 (step S).
T10).

Then, the wireless device 25 is mounted on the forklift truck 6 by the wireless antenna 25 of the mounting device 9.
When the wireless signal transmitted from the wireless antenna 16 is received, the controller 30 demodulates the wireless signal, reproduces various commands and location information, and stores them. processing,
The contents of instructions such as a moving process and a leaving process, and the number of the mounting area 10 to which the pallet 4 is to be transported are displayed (step ST11).

Next, based on the contents displayed on the display device 31, the operation of the forklift truck 6 is started by the operator, and the pallet 4 designated as the object to be transported is lifted by the fork 23 of the forklift truck 6. Then, after the forklift truck 6 is moved to the loading area 10 to be the transfer destination (step ST12), the pallet 4 lifted by the fork 23 of the forklift truck 6 is lowered (step ST1).
3) The position information reading device 26 reads the position information stored in the position tag 12 of the placement area 10 serving as the transfer destination (step ST14), and the article information reading device 27 loads the position information as the transfer destination. Article information stored in the article tag 11 of the placement area 10 is read (step ST15).

Thereafter, the number of the mounting area 10 in the position information read by the position information reading device 26 and the number of the mounting area 10 in the stored location information are controlled by the control device 30. Be compared
It is checked whether or not the article information read by the article information reading apparatus 27 is empty information (article information indicating that there is no pallet 4 and article 3 in the mounting area 10), and the information is read by the position information reading apparatus 26. The number of the placement area 10 in the position information matches the number of the placement area 10 in the stored location information, and the article information read by the article information reading device 27 is empty information. At this time, “normal” indicating that the loading / unloading is normal is displayed on the display device 31, and the number of the mounting area 10 in the position information read by the position information reading device 26 is stored. When the number of the mounting area 10 in the location information does not match, or when the article information read by the article information reading device 27 is not empty information The display device 31, indicating that it is down abnormal loading "abnormal" is displayed (step ST
16).

When "abnormal" is displayed on the display device 31, it is determined by the operator that either his own mistake or an instruction from the computer device 7 has occurred, and the unloading operation of the pallet 4 is started. After being stopped,
The instruction content displayed on the display device 31 and the number of the mounting area 10 on which the pallet 4 is to be mounted are again displayed.
When it is confirmed that the operator side is wrong, the forklift truck 6 is moved to the correct mounting area 10 instructed by the computer device 7, and the above-described mounting area 1 is set.
Confirmation work such as 0 is performed again.

When the contents of the command displayed on the display device 31 and the number of the loading area 10 to be the destination are confirmed again, it is found that the contents of the instruction from the computer 7 are wrong. When a correction instruction is input from the input device 29, the control device 30 generates confirmation information based on the position information read by the position information reading device 26 and the article information read by the article information reading device 27. At the same time, the signal is modulated, and a wireless signal including confirmation information is transmitted from the wireless antenna 25.

Then, the radio signal is received by the radio antenna 16 provided in the radio
When the confirmation information included in the radio signal is demodulated by 7, based on the actual data (actual location information of each article 3) indicated by the confirmation information, the location information of the location information registered in the memory of the computer device 7 is obtained. Of these, the number of the placement area 10 that has become the transfer destination,
The location information relating to the number of the pallet 4 placed on the pallet 4, the number of the article 3 placed on the pallet 4, and the like is corrected, and the above-described transfer destination instruction processing is performed again based on the corrected location information. .

When "Normal" is displayed on the display device 31, it is determined that the operator is about to load or unload the pallet 4 from the mounting area 10 designated by the computer device 7, When the input device 29 is operated to input a data update instruction, the control device 30
Thereby, new article information for the placement area 10 of the transport destination, that is, article information indicating the number of the pallet 4 to be unloaded into the placement area 10 and the number of the article 3 placed on the pallet 4 is generated, This is supplied to the article information writing device 28, and the article information up to that point, which is stored in the article tag 11 of the placement area 10 serving as the transport destination, is erased and the pallet 4 dropped on the placement area 10 is removed. The number and article information indicating the number of the article 3 placed on the pallet 4 are written (step ST17).

In parallel with this operation, the control device 30 generates confirmation information based on the position information read from the position tag 12 of the placement area 10 of the transport destination and the new item information written in the item tag 11. This is modulated and a radio signal including confirmation information is transmitted from the radio antenna 25.

Then, a radio signal is received by the radio antenna 16 provided in the radio
When the confirmation information included in the radio signal is demodulated by the storage device 7, the location area 10 which is the transport destination among the location information registered in the memory of the computer device 7 is
, The number of the pallet 4 placed on the placing area 10, the location information on the number of the article 3 placed on the pallet 4, and the like are updated (step S).
T18).

As described above, in this embodiment, the article 3
Is moved, the location information registered in the computer device 7 is presented to the operator of the forklift truck 6 to inform the information about the article 3 to be moved, thereby enabling the user to perform an accurate moving operation. At the same time, every time the article 3 is moved, the location information registered in the computer device 7 is automatically updated,
The location information of the article 3 registered in the computer device 7 and the actual location where the article 3 exists can always be made to coincide with each other, thereby improving the work efficiency in the entry processing, the movement processing, and the exit processing of the article 3. It can be dramatically increased (the effects of claims 1 and 2).

Further, in this embodiment, when loading / unloading the pallet 4 on which the articles 3 are placed, the loading device 9 stores the position information, the article information stored in each loading area 5 and The location information supplied from the computer device 7 is compared with the location information supplied from the computer device 7. If the instruction content from the computer device 7 is incorrect, the computer device 7 Since the location information of the registered article 3 is automatically corrected, for some reason, the location information of the article 3 registered in the computer 7 and the actual location where the article 3 is located are different. If they are different, the location information of the article 3 registered in the computer device 7 is corrected based on the actual data, and The above location information and the actual location where the article 3 exists can be made to coincide with each other, thereby greatly improving the work efficiency in the entry processing, the movement processing, and the exit processing of the article 3 (claim 3). Effect).

Further, in this embodiment, the pallet 4
Since the receiving, moving, and unloading processes of the articles 3 are performed in units, the articles 3 in the warehouse 2 can be moved by one unit or a plurality of units. In addition, the work efficiency in the moving process and the outgoing process can be dramatically improved (the effect of claim 5).

<Other Embodiments> In the above-described embodiment, the forklift truck 6 is used to perform the entry processing, the movement processing, and the exit processing of the articles 3. The loading process, the moving process, the leaving process, etc. of the article 3 may be performed using a loading device, for example, a crane mechanism.

Also in this case, every time the article 3 is moved, the location information registered in the computer 7 is automatically updated, and the location information of the article 3 registered in the computer 7 is updated. The actual location where the article 3 exists can always be made to coincide with each other, thereby greatly improving the work efficiency in the entry processing, the movement processing, and the exit processing of the article 3 (the effect of claim 4).

In the above-described embodiment, the number of each placement area 10 is stored in the position tag 12, and the number of the pallet 4 placed in each placement area 10, The number of the article 3 is stored in the article tag 11. The number of each placement area 10, the number of the pallet 4 placed in each placement area 10, and the number of the pallet 4 Number of article 3 and 1
The position information and the article information stored in the tags are read by the position information reading device 26 and the article information reading device 27, and the article information written on the tag by the article information writing device 28. May be updated.

Even in this case, every time the article 3 is moved, the location information registered in the computer 7 is automatically updated based on the position information and the article information stored in each placing area 5. By updating the information, the location information of the article 3 registered in the computer device 7 and the actual location where the article 3 exists can always be made to coincide with each other. Work efficiency can be dramatically improved.

[0061]

As described above, according to the present invention, in the article management system according to the first aspect, every time an article is moved, the location information registered in the computer device is automatically updated and the computer is updated. The location information of the article registered in the apparatus can always be matched with the actual location where the article is present, thereby dramatically improving the work efficiency in article entry, transfer, and exit processing. Can be.

In the article management system according to the second aspect, when the article is moved, the location information registered in the computer device is presented to the operator of the transfer apparatus to inform the information on the article to be moved. In addition to being able to perform accurate moving work, when moving an article, it is possible to determine whether the article to be moved is an article specified by the computer device, and to present the determination result to the operator. It is possible to make the erroneous movement of the article zero.

In the article management system according to the third aspect, when the article is moved, when there is no designated article in the placing area designated by the computer device, or when another article is placed, Based on the information of the articles placed in the area, the location information of the articles registered in the computer device is automatically corrected, and the location information of the articles registered in the computer device and the actual The location and the location can always be made to coincide with each other, thereby greatly improving the work efficiency in the article entry processing, the transfer processing, and the article exit processing.

In the article management system according to the fourth aspect, even if the transfer apparatus for moving the articles in the warehouse is a forklift truck or a crane mechanism, the article is registered in the computer every time the articles are moved. Location information of the article registered in the computer device and the actual location of the article can always be made to coincide with each other so that the article can be stored and moved. In addition, the work efficiency in the unloading process can be dramatically improved.

In the article management system according to the fifth aspect, the articles in the warehouse can be moved by one unit or by a plurality of units.
The work efficiency in the outgoing processing can be dramatically improved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of an article management system according to the present invention.

FIG. 2 is a schematic configuration diagram illustrating a detailed configuration of a forklift vehicle, a mounting device, and the like illustrated in FIG. 1;

FIG. 3 is a flowchart showing an operation of the article management system shown in FIG.

FIG. 4 is a block diagram showing an example of a conventionally known article management system.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Article management system, 2 ... Warehouse, 3 ... Articles, 4 ... Pallet, 5 ... Placement area part, 6 ... Forklift truck, 7 ...
Computer device, 8: wireless device, 9: mounted device, 10
... Mounting area, 11 article tag (storage medium), 12 position tag (storage medium), 13 keyboard, 14 information processing device, 15 CRT device, 16 wireless antenna, 17
... Transceiver, 18 ... Base, 19 ... Roof, 20 ... Dolly,
21: driver's seat, 22: lift mechanism, 23: fork, 2
4 wheel, 25 wireless antenna, 26 position information reading device, 27 article information reading device, 28 article information writing device, 29 input device, 30 control device, 31
… Display device

Claims (5)

[Claims] 1. An article management system for controlling a transfer device to execute loading / unloading of articles in each placement area while managing location information of each article placed in each loading area. A storage medium that is provided for each placement area and stores information about the article placed in each placement area and information about each placement area; and location information that stores information about the article and information about each placement area. When moving an article, the stored location information is accessed to access information on the article to be moved, information on the loading area as a transport source, and a loading area as a transport destination. A function of reading necessary information from among the information related to the transfer device and giving a transfer instruction to the transfer device, and a transfer operation information output from the transfer device. When the stored location information is accessed, the information necessary for accessing the stored location information, the information relating to the article that has been moved, the information relating to the loading area that has become the transport source, and the information relating to the loading area that has been transported A computer device having a function of updating the storage medium, and the storage medium mounted on the transfer device and provided in a mounting area serving as a transfer source of the article when the article is moved, and a transfer destination of the article Information on the articles stored in the storage medium provided in the mounting area, and a function of reading information on each of the mounting areas, information on the read articles, and information on each of the mounting areas. Based on the movement operation information is generated and supplied to the computer device, the information about the article stored in the storage medium, And a function of the new is to,
An article management system, comprising: a mounting device having the following. 2. The article management system according to claim 1, wherein the mounting device presents a movement instruction supplied from the computer device to an operator of the transfer device, and the mounting device serving as an article transfer source. When the storage medium of the area, the information on the articles stored in the storage medium of the mounting area to which the articles are transported, and the information on each of the mounting areas are read, the information on these articles, the information on each of the mounting areas, An article management system having a function of comparing the content of a movement instruction supplied from the computer device and presenting the comparison result to an operator. 3. The article management system according to claim 1, wherein the loading device is a storage medium provided in a loading area serving as a transport source of the article and a loading destination serving as a transport destination of the article. The information about the article stored in the storage medium provided in the placement area and the actual information obtained by reading the information about each placement area are supplied to the computer device and stored in the computer device. An article management system having a function of correcting location information. 4. The article management system according to claim 1, wherein the transfer device is a forklift truck traveling in a warehouse.
An article management system, which is one of a crane mechanism arranged in a warehouse. 5. The article management system according to claim 1, wherein each article placed in each of said placing areas is loaded and unloaded in pallet units. Article management system.