JPH11116013A - Inventory management system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide an inventory management system capable of comprehensively, efficiently and accurately managing materials managed in a plurality of warehouses, including materials remaining in a large number of vehicles. SOLUTION: Each vehicle scanner 13 is connected to a connection section 9 of a warehouse personal computer 5, receives and displays material replenishment information transferred from a center computer 1 to a warehouse personal computer, and displays a material corresponding to the information. The vehicle is loaded and transported while being counted by the vehicle scanner, and the materials used at the site are taken down from the vehicle while being counted by the vehicle scanner, and the used materials and quantities are input. When returning to the warehouse, the vehicle scanner is connected to the warehouse computer, and the used materials and quantity information are transferred to the warehouse computer. The warehouse personal computer transfers the used materials and quantity information to the center computer. The center computer updates the stock remaining in each vehicle and the stock in each warehouse using the used stock and quantity information, and centrally manages the stock in the entire system.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method in which materials managed in a plurality of warehouses are mounted on a plurality of vehicles belonging to each warehouse, transported to a construction site, and required materials are used from the materials mounted on the vehicles. The present invention relates to an inventory management system that manages materials of the entire warehouse including materials remaining in each vehicle returning to the warehouse after performing construction.

[0002]

2. Description of the Related Art When performing communication construction and maintenance services for a service area spread over a very large area as in a communication network and a communication system, a warehouse for storing and managing materials necessary for such construction and maintenance. Are provided scattered throughout the service area, and materials are transported from the plurality of warehouses to the construction site. In transporting the materials, a plurality of construction vehicles are deployed in each warehouse, and the materials are loaded on the plurality of construction vehicles and transported to a construction site.
At the construction site, the materials required for construction will be taken down from the vehicle and used.

As described above, in a system in which materials are stored and managed in a plurality of warehouses and used by loading them on a large number of vehicles,
The amount of materials to be managed is enormous, and the price and management costs are enormous. Therefore, it is important to perform proper and efficient inventory management.

Conventionally, inventory management in the above-described system has been performed separately for each business establishment that manages one or several warehouses collectively, and each business establishment stores in a warehouse managed by itself. In addition to regularly managing and managing the materials being used, for example, daily, weekly, or monthly, the collected and managed materials are updated and managed with the materials used by being loaded on the vehicle for each construction, and this management is performed. Inventory management is carried out by ordering when there is a shortage of materials.

[0005]

In the above-mentioned conventional inventory management, inventory management is not performed for the material remaining in the vehicle after being loaded and used in each vehicle, but the inventory management is not performed for the vehicle. The amount of materials used is enormous in view of the fact that many vehicles are used, and it is also the cause of excess inventory, proper inventory management, reduction of inventory materials, proper construction cost assessment, There is a problem that it is extremely unfavorable in terms of grasping the true stock value and improving tax treatment.

In addition, conventional stock management relies on handwriting management, visual management, etc., so that the true stock value is unknown, the interest burden increases due to the occurrence of excess stock, inaccurate construction costs,
There are many problems such as an increase in the number of administrative operations, a large number of orders, and a wasteful accumulation of used inventory materials.

[0007] The present invention has been made in view of the above,
It is an object of the present invention to provide an inventory management system capable of comprehensively, efficiently, and appropriately managing materials managed in a plurality of warehouses, including materials remaining in many vehicles.

[0008]

To achieve the above object, according to the present invention, an article managed in a plurality of warehouses is mounted on a plurality of vehicles belonging to each warehouse and transported. An inventory management system that manages items in the entire warehouse, including items remaining in each vehicle that returns to the warehouse after using the necessary items from the items mounted on the vehicle. A plurality of vehicle input means are provided respectively for inputting and storing a mounted article and a mounted quantity mounted on each vehicle and a used article and a used quantity to be used by being lowered from each vehicle, and a plurality of warehouses respectively. A plurality of warehouse management means for managing articles in each warehouse, wherein each warehouse management means is provided from the vehicle input means provided corresponding to a vehicle belonging to a warehouse managed by the warehouse management means. powered by A plurality of warehouse management means for receiving and storing information on articles and loading quantities and the used articles and usage quantities, and connected to the plurality of warehouse management means via a communication line; Receives information on the goods and the loading quantity and the used goods and the used quantity, and based on the information, the vehicle loading goods remaining amount for each vehicle, the stock amount for each warehouse not including the vehicle loading goods remaining amount,
It is a gist of the present invention to have a central management unit that calculates the inventory amount of each warehouse including the remaining amount of articles loaded on the vehicle and the inventory amount of the entire system and centrally manages the entire system.

According to the first aspect of the present invention, information on the mounted article and the mounted quantity and the information on the used article and the used quantity inputted by the input means for each vehicle provided corresponding to the vehicle belonging to each warehouse. The information is transmitted from the corresponding warehouse management means to the central management means via a communication line, and the central management means receives the information on the mounted articles and the mounted quantity and the used articles and the used quantity, and based on the information, each vehicle has Vehicle inventory, vehicle inventory not including the vehicle inventory, inventory at each warehouse including the vehicle inventory,
Since the inventory of the entire system is calculated and centrally managed as the entire system, inventory management including the goods loaded on each vehicle can be performed accurately and efficiently, and inventory reduction can be achieved. Can be planned.

The present invention described in claim 2 is the same as the claim 1.
In the invention described in the above, the central management means monitors the remaining amount of the vehicle loaded articles remaining in each vehicle calculated based on the loaded articles and the loaded quantity and the used articles and the used quantity, and the remaining quantity is a predetermined value. If the number of items is less than or equal to the lower limit value, there is a shortage transmission unit that calculates the shortage items and the quantity that satisfy the reduced items up to a predetermined replenishment value and transmits the shortage information to the corresponding warehouse management unit, Each of the warehouse management means has a reception storage means for receiving and storing the shortage information transmitted from the central management means, and each of the vehicle input means corresponds to each vehicle input means. The shortage information stored in the reception storage means of the warehouse management means is received and stored, and the shortage information is stored so that a user of the vehicle can reload the article corresponding to the shortage information from the warehouse to the vehicle. Display And summarized in that and a shortage display control means.

According to the second aspect of the present invention, the remaining amount of the material loaded on the vehicle in the vehicle is monitored. Since the information is displayed on the input means, the user of the vehicle sees the display of the shortage information, recognizes that there is a shortage of articles, and can appropriately perform the replenishment processing.

Further, the present invention according to claim 3 provides the invention according to claim 1.
Or the invention according to 2, wherein the central management means monitors a stock amount of each warehouse including the remaining amount of articles loaded on the vehicle,
A replenishment amount calculating means for calculating a shortage of goods and quantity up to a predetermined replenishment amount when the stock quantity decreases to a predetermined order value or less; The gist of the present invention is to store and manage information as shortage information, order items based on the shortage information, and order the shortage to a supplier, and have order management means for managing the shortage information as order information.

According to the third aspect of the present invention, the stock quantity of each warehouse is monitored, and when the stock quantity is reduced to a predetermined order value or less, information relating to the shortage of articles and quantity is stored and managed as shortage information, Based on the shortage information, the shortage items are ordered to the supplier and managed as order information. Therefore, when the stock amount in each warehouse is reduced, the reduced amount can be automatically ordered, and in each warehouse. Inventory management can be performed efficiently and accurately.

Further, the present invention according to claim 4 provides the invention according to claim 3.
In the invention described in the description, the central management means has a delivery information transmitting means for transmitting the article delivery information to the corresponding warehouse management means via a communication line when the article corresponding to the order information is delivered. Then, each of the warehouse management means can input the goods and quantity to be delivered to the managed warehouse, can display the information, and can use the corresponding warehouse management means for the warehouse provided detachably. When the input means, the article delivery information storage means for receiving and storing the article delivery information from the central management means, and the warehouse input means are connected, an article corresponding to the article delivery information is delivered to the warehouse. Delivery information transfer display control means for transferring and displaying the article delivery information from the article delivery information storage means to the warehouse input means so as to notify a warehouse manager that the article delivery information has been stored; When the shortage of goods is delivered to the warehouse, the delivered goods and quantity are input by the warehouse input means, and the stock quantity of the warehouse is updated and managed with the input delivered goods and delivery quantity. The gist is to have an update management unit that notifies the central management unit.

In the present invention according to claim 4, upon knowing that the article of the order information is delivered, the article delivery information is transmitted to the warehouse management means, and the warehouse management means receives the article delivery information and receives the article delivery information. Is displayed on the warehouse input means, and the warehouse manager is notified that an article corresponding to the article delivery information is delivered to the warehouse. When a shortage of goods corresponding to the goods delivery information is delivered to the warehouse, the goods to be delivered and the quantity are input by the input means for the warehouse, and the stock quantity of the warehouse is updated and managed by the input goods and the delivery quantity. In order to notify the central management means as much as possible, the process from ordering to delivery to the warehouse can be performed accurately and without errors.

According to a fifth aspect of the present invention, articles managed in a plurality of warehouses are mounted on a plurality of vehicles belonging to the respective warehouses and transported, and after necessary articles are used from the articles mounted on the vehicles. An inventory management system that manages the articles in the entire warehouse including the articles remaining in each vehicle returning to the warehouse.The inventory management system is provided for each vehicle and includes a mounted article mounted on each vehicle. A plurality of vehicle input means for inputting and storing the mounted quantity and the used articles to be used and used quantities from each vehicle, and a plurality of warehouses provided in each of the plurality of warehouses and managing the articles in each warehouse. Management means, wherein each warehouse management means is provided from the vehicle input means provided corresponding to a vehicle belonging to a warehouse managed by the warehouse management means, and is provided with the loaded article stored in the vehicle input means. When A plurality of warehouse management means for receiving the loaded quantity and the used article and the used quantity, and updating and managing the articles and quantities managed in the warehouse including the articles remaining in each vehicle based on the received information; and Connected to the warehouse management means via a communication line, receiving information on the articles and quantities updated by the plurality of warehouse management means,
The point is to have central management means for managing the articles and quantities as a whole based on the received information.

According to the fifth aspect of the present invention, the article to be mounted and the quantity to be mounted on each vehicle and the article to be used and the quantity to be used after being lowered from each vehicle are input by the vehicle input means of each vehicle. Input and store, and transfer the loaded article and the loaded quantity and the used article and the used quantity stored in the vehicle input means to the warehouse management means, and the warehouse management means stores the remaining information in each vehicle based on the received information. Update management of the articles and quantities managed in the warehouse, including the articles in question, the central management means receives information on the articles and quantities updated by the plurality of warehouse management means, and based on the information, the articles and quantities are updated. Therefore, efficient inventory management including materials remaining in each vehicle can be performed, and economy can be achieved.

The present invention according to claim 6 provides the present invention according to claim 5.
In the invention described in the above, each of the warehouse management means remains in a vehicle corresponding to the vehicle input means based on the mounted article and the mounted quantity and the used article and used quantity received from the vehicle input means. A vehicle-by-vehicle management unit that manages the articles and the quantity, and, when the quantity of the articles managed by the vehicle-by-vehicle management unit decreases to a predetermined lower limit or less, a shortage that satisfies the reduced articles to a predetermined replenishment value. A shortage calculation storage unit for calculating articles and quantities and storing the same as shortage information, wherein when the vehicle input unit is connected to the warehouse management unit, the shortage calculation storage unit stores And a shortage display control means for receiving the information and displaying the shortaged goods and the quantity so that the user of the vehicle can reload the goods corresponding to the shortage information from the warehouse to the vehicle. You .

According to the sixth aspect of the present invention, the warehouse management means manages the articles and quantity remaining in the vehicle on the basis of the loaded articles and the loaded quantity and the used articles and the used quantity received from the vehicle input means. When the quantity of the managed articles falls below the predetermined lower limit, the shortage articles and the quantity that satisfy the predetermined replenishment value are calculated and stored as the shortage information. When connected to control means,
Since the shortage information is received, the goods and the quantity corresponding to the shortage information are displayed, and the user of the vehicle looks at this display and can replenish the shortage goods from the warehouse to the vehicle. Insufficient articles of the vehicle can be accurately grasped and replenished.

Further, the present invention according to claim 7 provides the present invention according to claim 5.
In the invention described in Item 6, each of the warehouse management means determines that the quantity of articles present in the managed warehouse, including the articles loaded in each vehicle belonging to the managed warehouse, is a predetermined order value. In the case of the following reduction, the replenishment amount calculating means for calculating the shortage of articles and quantity up to a predetermined replenishment quantity, and the communication line as the shortage information using the information on the shortage articles and quantity calculated by the replenishment quantity calculation means. A shortage information transmitting unit that transmits the shortage information to the central management unit via the shortage information receiving unit, the shortage information receiving unit receiving the shortage information transmitted by the shortage information transmitting unit, and the shortage information receiving unit. And an ordering means for ordering a missing item based on the missing information received in (1).

In the present invention according to claim 7, the warehouse management means performs a predetermined replenishment when the quantity of the managed articles including the articles loaded on the vehicle is reduced below a predetermined order value. Calculate the shortage of goods and quantity up to the quantity, send the information on the calculated shortage of goods and quantity as shortage information to the central management means via the communication line, and the central management means receives the shortage information, Since the shortage items are ordered based on the shortage information, the reduced stock in each warehouse can be automatically ordered, and the inventory management in each warehouse can be performed efficiently and accurately.

According to an eighth aspect of the present invention, in the invention of the seventh aspect, each of the warehouse management means includes a warehouse input means for inputting an article and a quantity to be delivered to the managed warehouse; When the shortage of goods corresponding to the shortage information is delivered to the warehouse, the delivered goods and quantity are inputted by the warehouse input means, and the managed goods and quantity are inputted. It is essential to have a warehouse update management means for updating and managing the delivered goods and the delivered quantity.

In the present invention according to claim 8, the warehouse management means, when a shortage of goods corresponding to the shortage information is delivered to the warehouse, input the delivered goods and quantity to the warehouse. In order to update and manage the managed goods based on the input delivered goods and the delivered quantity, it is possible to accurately grasp whether the goods delivered to the warehouse were correctly delivered as ordered.

The present invention described in claim 9 provides the present invention in claim 6.
In the invention described in the above, the warehouse management means transmits information on articles and quantity remaining in the vehicle managed by the vehicle-by-vehicle management means to the central management means via a communication line as vehicle remaining information. Information transmitting means, and supplementary article information receiving and storing means for receiving and storing supplementary article information transmitted from the central management means, wherein the central management means is transmitted from the vehicle remaining information transmitting means. Vehicle remaining information receiving means for receiving the vehicle remaining information, construction article managing means for managing articles and quantities required for construction for each vehicle, articles and quantities managed by the construction article managing means, and the vehicle A calculating means for comparing the remaining information with each vehicle and calculating articles and quantities to be replenished for the construction in each vehicle, and replenishment for each vehicle calculated by the calculating means A supplementary article information transmitting means for transmitting the article and the quantity as supplementary article information to the warehouse management means, and when the vehicle input means is connected to the warehouse management means, from the supplementary article information reception storage means A supplementary article information display control means for receiving the supplementary article information and displaying the article corresponding to the received supplementary article information on the display means so that a user of the vehicle can refill the vehicle from the warehouse to the vehicle. And

According to the ninth aspect of the present invention, the warehouse management means transmits information relating to the articles and the quantity remaining in the vehicle to the central management means as vehicle remaining information via a communication line, and the central management means Receiving the vehicle remaining information, comparing the vehicle remaining information with the information on the goods and quantity required for the construction for each vehicle for each vehicle, and calculating the goods and quantity to be replenished for the construction for each vehicle Then, the supplementary article information is transmitted to the warehouse management means, the vehicle input means receives the supplementary article information, displays the supplementary article information on the display means, and displays the article corresponding to the supplementary article information on the vehicle user. Is able to replenish and load vehicles from the warehouse, so even if the goods used differ greatly depending on the construction work, the necessary goods for the construction work can be properly replenished, resulting in insufficient goods during the construction work Do It can be without, promote the smooth construction.

Further, according to a tenth aspect of the present invention, in the invention according to any one of the first to ninth aspects, each of the vehicle input means and the warehouse input means provided in the warehouse management means comprises: A hand-held barcode having a barcode sensor for reading information including an article name described in a barcode on the article, an input means for inputting information, a storage means for storing information, and a display means for displaying information. A scanner, wherein the warehouse management means is constituted by a personal computer, and the handy-type barcode scanners of the vehicle input means and the warehouse management means are connected to exchange information with the handy-type barcode scanner. The central point is that the central management means is a center computer.

According to the tenth aspect of the present invention, the vehicle input means and the warehouse input means are handy barcode scanners, the warehouse management means is a personal computer, and the handy barcode scanner is connected. The central management means is a center computer.

[0028]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram showing the overall configuration of an inventory management system according to an embodiment of the present invention. The inventory management system shown in FIG. 1 is, for example, stored and managed by a personal computer in each of a plurality of warehouses to improve efficiency, for example, in a communication network and a communication system, construction materials for performing communication construction and maintenance services for a wide service area. In this management, the construction materials stored in the warehouse are transported to the construction site by multiple vehicles, and the materials used at the construction site are managed, including the materials remaining on each vehicle. The personal computer is connected to the center computer via a communication line, and the center computer further centrally and comprehensively manages the inventory management in a plurality of warehouses, so that the true inventory stored in the entire system can be managed. It can be accurately grasped.

The inventory management system shown in FIG. 1 is a center computer 1 for centrally managing inventory of the entire system.
The center computer 1 has communication lines 17a to 17a.
17n, a plurality of warehouse personal computers 5a to 5n are connected.

A plurality of warehouse personal computers 5a to 5n are provided corresponding to the plurality of warehouses 3a to 3n, respectively.
Perform inventory management for each warehouse. Further, a plurality of warehouse scanners 7a to 7n are provided corresponding to the plurality of warehouse personal computers 5a to 5n, respectively, and each warehouse scanner counts the material received in each corresponding warehouse, and counts this material. The stored materials and their quantities are stored. The warehouse personal computers 5a to 5n have connection units 9a to 9n to which the corresponding warehouse scanners 7a to 7n are connected.
Having.

Each warehouse scanner 7 includes a bar code sensor unit 71 for reading information including a material name described in a bar code on each material, a display unit 73 for displaying information, and information such as the number of materials. It is composed of a handy type barcode scanner having an input unit 75 composed of a push button switch or the like for inputting, a connection unit (not shown) for connecting to the connection unit 9, and a storage unit (not shown) for storing information.

When the material is received from the distribution system 21 into each warehouse 3, the manager of the warehouse 3 operates the warehouse scanner 7
The bar code sensor unit 71 detects the material received, detects the material name, and inputs the quantity of the material received at the input unit 75, so that the material received at the warehouse 3 as described above is used. And the number thereof is counted and stored.

When the warehouse scanner 7 that has counted the received materials in this way is connected to the connection unit 9 of the corresponding warehouse personal computer 5, the materials and the quantity information stored in the warehouse scanner 7 are stored in the connection unit. The data is input to the personal computer for warehouse 5 through 9. When information to be transferred from the center computer 1 to the warehouse scanner 7 is input to the warehouse personal computer 5, when the warehouse scanner 7 is connected to the connection unit 9 of the warehouse personal computer 5, The information transferred to the warehouse personal computer 5 is transferred from the warehouse personal computer 5 to the warehouse scanner 7 via the connection unit 9 and displayed on the display unit 73 of the warehouse scanner 7.

Further, a plurality of vehicles 11aa to 11ak,..., A vehicle 11na are stored in the plurality of warehouses 3a to 3n, respectively.
~ 11 nk are deployed, and materials are loaded on each of these vehicles 11 from each warehouse, transported to a construction site, and materials required for construction are dropped from the loaded materials at the construction site and used. . Specifically, k vehicles 1 are stored in the warehouse 3a.
1aa to 11ak are deployed, and k warehouses 11na to 11nk are deployed in the warehouse 3n.
Are provided with k vehicles 11, which are under the corresponding warehouse 3 and managed by the warehouse personal computer 5 provided corresponding to the warehouse 3. It is designed to take out materials only from and load them.

Each of the vehicles 11aa to 11ak,.
The scanners for vehicles 13aa to 13ak,.
13 nk is provided in a one-to-one correspondence, and counts materials loaded on each vehicle 11 and materials dropped from each vehicle 11 for use at a construction site or the like, and stores the counted materials and their quantities. It has become. Also,
Each vehicle scanner 13 corresponding to each vehicle 11 is connected to a connection portion 9 of the warehouse personal computer 5 corresponding to the warehouse 3 to which each vehicle 11 belongs, and the warehouse personal computer 5 is connected via the connection portion 9.
The exchange of information with.

As in the case of the warehouse scanner 7, each of the vehicle scanners 13 includes a bar code sensor unit 71 for reading information including a material name described in a bar code on each material, and a display unit 73 for displaying information. , A handy-type bar code having an input unit 75 composed of a push button switch or the like for inputting information such as the number of materials, a connection unit (not shown) for connecting to the connection unit 9, and a storage unit (not shown) for storing information It consists of a scanner.

When a material is loaded from the warehouse 3 to each vehicle 11, the user of the vehicle 11 uses the vehicle scanner 13 and the loaded material is sensed by the barcode sensor unit 71, and the material is loaded. By detecting the name and inputting the loading quantity of the material at the input unit 75, the material loaded on the vehicle 11 and the quantity thereof are counted and stored. At construction sites,
When unloading the material from the vehicle 11, the user of the vehicle 11 uses the vehicle scanner 13 to detect the material by the barcode sensor unit 71, detects the material name, and inputs the quantity of the material. The input is made in the section 75, whereby the materials dropped from the vehicle 11 and the quantity thereof are counted and stored.

When the vehicle scanner 13 which counts and stores the materials and their quantities in this way is connected to the corresponding connection parts 9a to 9n of the warehouse personal computer 5, the materials stored in the vehicle scanner 13 are stored. And the quantity information is input to the warehouse personal computer 5 via the connection unit 9. Further, the vehicle scanner 13 is connected to the connection section 9 of the warehouse personal computer 5.
When the information from the center computer 1 to be transferred to the vehicle scanner 13 is stored in the warehouse personal computer 5 when the connection is made, the information stored in the warehouse personal computer 5 is transmitted from the warehouse personal computer 5 to the warehouse personal computer 5. The data is transferred to the vehicle scanner 13 via the connection unit 9 and is displayed on the display unit 73 of the vehicle scanner 13.

The center computer 1 has a distribution system 2
1 and the financial management system 23 are connected. The center computer 1 manages the inventory of the entire system based on information input from each warehouse personal computer 5 via the communication line 17, and when the material managed by the warehouse personal computer 5 runs short, In order to procure the shortage material, the shortage material is ordered from the distribution system 21. The distribution system 21 procures a shortage of the material in accordance with the order from the center computer 1 and delivers the procuring material to the warehouse personal computer 5.

Information on this delivery is stored in the distribution system 2
1 notifies the center computer 1. Upon receiving the notification, the center computer 1 transmits the delivery information to the warehouse personal computer 5 via the communication line 17. Upon receiving the delivery information, the warehouse personal computer 5 stores the delivery information in the storage device. When the warehouse scanner 5 to which the delivery information is stored is connected via the connection unit 9 to the warehouse scanner 5 to which the warehouse computer 5 belongs, the warehouse computer 5 transmits the stored delivery information to the connection unit 9. Is transferred to the warehouse scanner 7 via. Upon receiving the transferred delivery information, the warehouse scanner 7 stores the delivery information,
It is displayed on the display unit 73. The user of the warehouse scanner 7, that is, the manager of the warehouse 3 sees the delivery information displayed on the display unit 73 and knows that there is a material to be delivered to the warehouse 3.

The delivery information includes the name of the material to be delivered,
Although the quantity is included, the delivery date and time are set as necessary, and the manager receives the delivery material at this delivery date and time. This delivery date usually indicates the date,
If it is specified that only the material information delivered on that day is displayed on the warehouse scanner 7 instead of setting the delivery date and time as described above, it is unnecessary to display the delivery date and time.

The warehouse scanner 7 is usually used by the manager of the warehouse 3 to which the warehouse scanner 7 belongs, and this manager is required at least every day to start and end the work. Is connected to the warehouse personal computer 5 via the connection unit 9, whereby the delivery information from the center computer 1 stored in the warehouse personal computer 5 is known.

As described above, when the manager of the warehouse 3 knows from the display of the warehouse scanner 7 that there is a material to be delivered to the warehouse 3, the manager waits for the arrival of the material, and the material arrives. Then, while arriving at the warehouse 3, the arriving materials are sensed and counted by the warehouse scanner 7, and it is checked whether or not the materials according to the delivery information are present. The counted delivery information, that is, information on the delivered materials and the quantity thereof is transferred from the warehouse scanner 7 to the warehouse personal computer 5 via the connection unit 9 and further transmitted from the warehouse personal computer 5 to the communication line 17. The data is transferred to the center computer 1 via the computer. Upon receiving the information, the center computer 1 checks the order information, the delivery notification information from the distribution system 21, and the like, and confirms that the ordered information has been correctly delivered.

The inventory management information of the entire system in the center computer 1, that is, the center computer 1 stores the remaining vehicles 1 loaded on each vehicle 11.
The information on the inventory of the entire system including the information on the remaining amount of the materials loaded on each vehicle, the information on the inventory of each warehouse 3 including the information on the remaining amount of the materials loaded on the vehicle, the inventory information on the entirety of the plurality of warehouses 3 is comprehensively obtained. The inventory management information of the entire system or all the inventory information including the information on the remaining amount of materials loaded on the vehicle 11 for each vehicle 11 is transmitted from the center computer 1 to the financial management system 23. The financial management system 23 performs financial management of the entire system. Note that the order information transmitted from the center computer 1 to the distribution system 21 is also transmitted to the financial management system 23 as described above, whereby the order amount, the payment management thereof, and the like are also performed.

The user of each vehicle 11, for example, connects the vehicle scanner 13 to the connection section 9 of the warehouse personal computer 5 at least at the start and end of each work, receives information from the warehouse personal computer 5, and The information stored in the vehicle scanner 13 is transferred to the warehouse personal computer 5. The warehouse personal computer 5 is a vehicle scanner 1
When the information is received from the third computer 3, the information is transferred to the center computer 1 via the communication line 17, and the center computer 1 manages information and materials of the entire system.

More specifically, the center computer 1 receives from the warehouse personal computers 5 the remaining amounts of vehicle-loaded materials remaining on the vehicles 11 after the daily work is completed and manages them comprehensively. However, as shown in FIG. 2 (a), the remaining amount of vehicle loading materials gradually decreases each time the vehicle is used in daily construction. When the remaining amount of the materials loaded on the vehicle of each vehicle 11 reaches the lower limit shown in FIG. 2A, the center computer 1 replenishes the vehicle material for additionally replenishing the insufficient material with respect to the replenishment value of FIG. The information is transmitted to the warehouse personal computer 5 via the communication line 17.

Upon receiving the vehicle material replenishment information from the center computer 1, the warehouse personal computer 5 stores the information in the storage device. When the user of the vehicle scanner 13 connects the vehicle scanner 13 to the warehouse personal computer 5 before starting work, for example, every day, the vehicle material replenishment information stored in the warehouse personal computer 5 is used.
Is displayed on the display unit 73. The user of the vehicle scanner 13 looks at this display and loads the material corresponding to the vehicle material replenishment information from the warehouse 3 to the vehicle 11 while counting the material with the vehicle scanner 13.
A material corresponding to the replenishment value of (a) will be mounted. In this manner, when the remaining amount of the vehicle-loaded material of the vehicle is reduced to the lower limit or less and the vehicle is replenished with a shortage of the replenishment value of the remaining amount of the vehicle-loaded material, the insufficient material is stored in the warehouse 3. If it is not in stock, the customer places an order with the logistics system 21 via the center computer 1, sees the delivery for this order, and loads it on the vehicle. The lower limit in FIG. 2A is set to a value at least equal to or greater than the amount of materials necessary for the work performed from order placement to delivery.

The center computer 1 is connected to each warehouse 3
2 is also managed, and this warehouse inventory is also gradually reduced each time it is used in the construction as shown in FIG. 2 (b). When the warehouse inventory amount of each warehouse 3 reaches the order value shown in FIG.
An order for the shortage of the replenishment amount of (b) is made. When the center computer 1 knows from the distribution system 21 that the shortage of the material is delivered in response to the order, the center computer 1 transmits the delivery information to the warehouse personal computer 5 via the communication line 17. The warehouse personal computer 5 receives and stores the delivery information.

When the manager of the warehouse 3 connects the warehouse scanner 7 to the warehouse personal computer 5 before starting work, for example, the delivery information stored in the warehouse personal computer 5 is displayed on the warehouse scanner 7. It is displayed on the unit 73. When the manager of the warehouse scanner 7 sees this display and finds that there is material to be delivered to the warehouse 3, the manager waits for the arrival of the delivered material. While being carried into the warehouse 3, it is sensed and counted by the warehouse scanner 7, and it is checked whether or not there is a material according to the delivery information. As a result, the material corresponding to the replenishment amount in FIG. 2B is stored in the warehouse 3.

Each vehicle 11 returns to the warehouse 3 after lowering the materials necessary for the construction at the construction site and performing the construction. At the end of the returned daily work, for example, the vehicle 11 The scanner 13 is connected to the connection unit 9 of the warehouse personal computer 5, and the material use information stored in the vehicle scanner 13, that is, the material use information regarding the material dropped from the vehicle 11 for use on site and the quantity thereof Is transferred to the warehouse personal computer 5. When receiving the material use information, the warehouse personal computer 5 transfers the information to the center computer 1 via the communication line 17. The center computer 1 receives the material use information for each vehicle 11 and
Manage the remaining amount of vehicle loading materials.

Next, the operation of the inventory management system will be described with reference to the flowcharts of FIG.

First, referring to FIG.
The operation of No. 3 will be described. The vehicle scanner 13 is managed by being placed in a predetermined storage place in the warehouse 3. For example, at the start of work every day, it is taken out of this storage place and connected to the warehouse personal computer 5. (Step 110). When the vehicle scanner 13 is connected to the warehouse personal computer 5, if the warehouse personal computer 5 stores material replenishment data corresponding to the vehicle material replenishment information, the vehicle personal computer 5 receives and stores the material replenishment data. Is displayed on the display unit 73 of the vehicle scanner 13 (step 120).

The user of the vehicle scanner 13 looks at this display, and supplies replenishment materials corresponding to the material replenishment data to the warehouse 3.
While loading and loading on the vehicle 11, the loaded material is read by the barcode sensor unit 71 of the vehicle scanner 13, the quantity is input by the input unit 75, and the loaded material and the quantity are stored in the vehicle scanner 13 ( Step 130). Then, the loaded materials are transported to the construction site (step 140).

At the construction site, while the materials used for the construction are being lowered, the data is read by the vehicle scanner 13 and the quantity is input.
3 (step 150). Then, construction is performed (step 160), and after the construction is completed, the vehicle 11
Return to Warehouse 3 with the remaining materials loaded (Step 1
70).

When the vehicle 11 returns to the warehouse 3, the user of the vehicle 11 connects the scanner 13 for the vehicle to the personal computer 5 for the warehouse, and stores the used material and quantity information stored in the scanner 13 for the warehouse. To the personal computer 5 (step 180). In this case, if the loading material and the quantity are also stored in the vehicle scanner 13, the loading material and the quantity information are also transferred from the vehicle scanner 13 to the warehouse personal computer 5. Is also good.

After the above processing, at the end of the work of the day, the vehicle scanner 13 is stored in the predetermined storage location (step 190). In this case, the vehicle scanner 13 is charged as needed.

Next, referring to FIG.
The operation of will be described.

The warehouse scanner 7 is also managed by being placed in a predetermined storage place in the warehouse 3. For example, at the start of daily work, it is taken out of this storage place and connected to the warehouse personal computer 5 (step 210). ). As described above, if the delivery information from the center computer 1 is stored in the warehouse personal computer 5, the warehouse scanner 7
Reads the delivery information from the warehouse personal computer 5 and displays it on the display unit 73 of the warehouse scanner 7 (step 22).
0). The manager of the warehouse 3 looks at the delivery information displayed on the warehouse scanner 7 and knows that there is a delivery material, and waits for the arrival of the delivery material (step 230). When the delivered materials arrive, the work of counting the received materials and storing them in the warehouse scanner 7 while carrying the materials into the warehouse 3 is performed for all the delivered materials, and it is checked whether or not the materials according to the delivery information are present ( Steps 240 and 250).

When the counting of the delivery materials and the loading operation to the warehouse 3 are completed, the warehouse scanner 7 is connected to the warehouse personal computer 5 again, and the counted delivery information stored in the warehouse scanner 7 is stored in the warehouse personal computer 5. (Step 260). This delivery information is further transferred from the warehouse personal computer 5 to the center computer 1 via the communication line 17 (step 270). After the above process, the warehouse scanner 7 is stored in the predetermined storage location and charged as needed (step 290).

Next, the operation of the warehouse personal computer 5 will be described with reference to the flowchart shown in FIG.

The vehicle personal computer 5 receives the vehicle material replenishment information and the delivery information for each vehicle 11 from the center computer 1 through the communication line 17, and the warehouse personal computer 5 stores these information ( Step 31
0). In this state, the connection portion 9 of the warehouse personal computer 5
Is connected to the warehouse scanner 7 or the vehicle scanner 13, the warehouse personal computer 5 checks which scanner is connected (step 320).

When the warehouse scanner 7 is connected to the connection section 9 of the warehouse personal computer 5, it is checked whether the warehouse scanner 7 has been started up (step 330), and the warehouse personal computer 5 stores the delivery information in the warehouse. (Step 340). Upon receiving the delivery information, the warehouse scanner 7 stores the delivery information, and displays the delivery information.
(Step 350). The manager of the warehouse scanner 7 looks at this display and finds that there is material to be delivered to the warehouse 3 and waits for the arrival of the delivered material. When the material arrives, the manager of the warehouse scanner 7 carries the arrived material into the warehouse 3. While the count is input by the warehouse scanner 7 and the delivered materials and their quantity information are stored in the storage unit of the warehouse scanner 7, the process is performed for all the delivered materials (step 36).
0).

When all of the delivered materials are counted and input and stored by the warehouse scanner 7 while being carried into the warehouse 3, the warehouse scanner 7 is connected to the warehouse personal computer 5 via the connection unit 9. Then, the delivery information stored in the warehouse scanner 7 is transferred to the warehouse personal computer 5 and stored in the warehouse personal computer 5 (step 370). The warehouse personal computer 5 transfers the stored delivery information to the center computer 1 via the communication line 17 (step 39).
0).

On the other hand, when the vehicle scanner 13 is connected to the warehouse personal computer 5 in the check in step 320, the startup of the vehicle scanner 13 is checked (step 410), and the warehouse personal computer 5 The vehicle material replenishment information is transferred to the vehicle scanner 13 (step 420). Upon receiving the vehicle material supplement information, the vehicle scanner 13 stores the vehicle material supplement information and displays the information on the display unit 73 (step 430). The user of the vehicle scanner 13 looks at this display, takes out the replenishment material corresponding to the vehicle material replenishment information from the warehouse 3, counts the replenishment material on the vehicle 11 while loading the replenishment material on the vehicle 11, And the quantity information is stored as loading information in the storage unit of the vehicle scanner 13 (step 440).

As described above, when the replenishment material corresponding to the vehicle material replenishment information is loaded on the vehicle 11, the vehicle goes to the construction site, and inputs the vehicle material by the vehicle scanner 13 while lowering the material used for the construction at the construction site. It is stored in the storage unit of the scanner 13 as used material information (step 450).
After the construction is completed, when the vehicle 11 returns (Step 46)
0), the user of the vehicle 11 connects the vehicle scanner 13 to the warehouse personal computer 5, and transfers the used material information stored in the vehicle scanner 13 to the warehouse personal computer 5 (step 470). The above process is performed for all the vehicles 11, and when the used material information is transferred from all the vehicles 11 to the warehouse personal computer 5 (step 48).
0), the used material information is transferred to the center computer 1 (step 490).

Next, the operation of the center computer 1 will be described with reference to the flowchart shown in FIG.

When the center computer 1 receives the delivery information and the used material information from all the warehouse personal computers 5 via the communication line 17 (step 610), the center computer 1 replaces the material remaining in each vehicle 11 with the vehicle-loaded material remaining amount. (Step 620). The vehicle loading material remaining amount of each vehicle 11 is compared with the above-described replenishment value shown in FIG. 2A, and vehicle material replenishment information of the material to be replenished for each vehicle 11 is created (step 630).

Further, the center computer 1 updates the stock of each warehouse 3 from the delivery information from each warehouse personal computer 5 (step 640), and the updated stock amount of each warehouse 3 and the stock remaining in each vehicle 11. The stock amount of the entire system is calculated from the material amount (step 650). Further, the center computer 1 compares the warehouse stock amount updated for each warehouse 3 with the replenishment amount shown in FIG. 2B, calculates a material shortage for each warehouse 3, and orders the material shortage. In order to notify the physical distribution system 21, the data is managed as scheduled arrival data (step 660).

The center computer 1 transmits the vehicle material replenishment information and the scheduled data to be obtained as described above to the warehouse personal computer 5, and transmits the stock amount of the entire system to the financial management system 23 (step 67).
0).

In the above embodiment, the materials in the communication service are described as being subject to inventory management. However, the present invention is not limited to this. The present invention is also applicable to supermarkets and other similar forms of inventory management. It is equally applicable.

In the above embodiment, the information is collected by the vehicle scanner 13 and the warehouse scanner 7, and this information is transferred to the center computer 1 via the warehouse personal computer 5, whereby all the processing is performed by the center computer. 1
Although the description has been given of the case where the processing is performed intensively, the present invention is not limited to this, and what can be performed by each warehouse personal computer 5 may be performed by each warehouse personal computer 5,
In this case, the processing in the center computer 1 can be performed in a distributed manner by the warehouse personal computers 5, and the load on the center computer 1 can be reduced.

[0073]

As described above, according to the first aspect of the present invention, the mounted articles, the mounted quantities, and the usages input by the vehicle input means provided corresponding to the vehicles belonging to each warehouse. Information on the goods and the quantity used is transmitted from the corresponding warehouse management means to the central management means via a communication line, and the central management means receives the information on these loaded articles and the loaded quantity and the used articles and the used quantity, and Based on the information, the remaining amount of articles in the vehicle for each vehicle, the inventory amount in each warehouse not including the remaining amount of articles in the vehicle, the inventory amount in each warehouse including the remaining amount of articles in the vehicle, and the inventory amount of the entire system Since the calculation and the centralized management of the entire system are performed, inventory management including the articles loaded in each vehicle can be performed accurately and efficiently, and the inventory amount can be reduced.

According to the second aspect of the present invention, the remaining amount of the material loaded on the vehicle in the vehicle is monitored, and when the remaining amount is reduced to a predetermined lower limit or less, the vehicle is provided as shortage information. Since the information is displayed on the input unit, the user of the vehicle sees the display of the shortage information, recognizes that there is a shortage of articles, and can appropriately perform the replenishment processing.

According to the third aspect of the present invention, the stock amount of each warehouse is monitored, and when the stock amount is reduced to a predetermined order value or less, information relating to the shortage of articles and quantity is stored and managed as shortage information. In order to order the missing items to the supplier based on the missing information and to manage it as order information,
When the inventory amount in each warehouse is reduced, the reduced amount can be automatically ordered, and inventory management in each warehouse can be performed efficiently and accurately.

According to the fourth aspect of the present invention, upon knowing that the article of the order information is delivered, the article delivery information is transmitted to the warehouse management means, and the warehouse management means receives the article delivery information, The information is displayed on the input means for the warehouse, and the manager of the warehouse is notified that the article corresponding to the article delivery information is delivered to the warehouse. When a shortage of goods corresponding to the goods delivery information is delivered to the warehouse, the goods to be delivered and the quantity are input by the input means for the warehouse, and the stock quantity of the warehouse is updated and managed by the input goods and the delivery quantity. In order to notify the central management means as much as possible, the process from ordering to delivery to the warehouse can be performed accurately and without errors.

According to the fifth aspect of the present invention, a vehicle input means for each vehicle is provided with information on a mounted article mounted on each vehicle and the number of mounted articles, and an article used and the number of used articles lowered from each vehicle. In the vehicle input means, the loaded article and the loaded quantity and the used article and the used quantity stored in the vehicle input means are transferred to the warehouse management means, and the warehouse management means sends the information to each vehicle based on the received information. Update management of the articles and quantities managed in the warehouse including the remaining articles, the central management means receives information on the articles and quantities updated by the plurality of warehouse management means, and based on the information, Since the quantity is managed as a whole, efficient inventory management including the materials remaining in each vehicle can be performed, and economy can be achieved.

Further, according to the present invention, the warehouse management means determines the number of articles and the number of articles remaining in the vehicle based on the articles and the quantity of articles received from the input means for the vehicle and the articles and the quantity of articles used. When the quantity of the managed articles is reduced to a predetermined lower limit or less, the shortage articles and the quantity that satisfy the predetermined replenishment value are calculated and stored as the shortage information. When connected to the warehouse management means, the shortage information is received, the goods and the quantity corresponding to the shortage information are displayed, and the vehicle user sees this display and replenishes the shortage goods to the vehicle from the warehouse. Therefore, the missing items of each vehicle can be accurately grasped and replenished.

According to the seventh aspect of the present invention, when the quantity of articles managed including the articles loaded on the vehicle is reduced to a predetermined order value or less, the warehouse management means sets a predetermined replenishment amount. Calculate the shortage of goods and quantity up to, and transmit the information on the calculated shortage of goods and quantity to the central management means via the communication line as shortage information, and the central management means receives the shortage information, Since the shortage items are ordered based on the shortage information, the reduced stock in each warehouse can be automatically ordered, and the inventory management in each warehouse can be performed efficiently and accurately.

According to the eighth aspect of the present invention, the warehouse management means, when the shortage of goods corresponding to the shortage information is delivered to the warehouse, the delivered goods and quantity are input by the warehouse input means. Since the managed articles are updated and managed based on the input delivered articles and the delivered quantities, it is possible to accurately grasp whether or not the articles delivered to the warehouse were correctly delivered as ordered.

According to the ninth aspect of the present invention, the warehouse management means transmits information on the articles and the quantity remaining in the vehicle to the central management means via the communication line as vehicle remaining information. The remaining information is received, the vehicle remaining information is compared with the information on the articles and the quantity required for the construction for each vehicle for each vehicle, and the articles and the quantity to be replenished for the construction for each vehicle are calculated. The supplementary article information is transmitted to the warehouse management means, the vehicle input means receives the supplementary article information, and displays the supplementary article information on the display means so that the user of the vehicle can display the article corresponding to the supplementary article information. Since it is possible to reload the vehicle from the warehouse, it is possible to properly replenish the necessary goods for construction even if the goods used greatly differ depending on the construction, and shortage of goods will occur in the construction thing No, it is possible to promote the smooth construction.

[Brief description of the drawings]

FIG. 1 is a diagram showing an entire configuration of an inventory management system according to an embodiment of the present invention.

FIG. 2 is a diagram showing changes in a remaining amount of materials loaded on a vehicle and a stock amount in a warehouse in the stock management system shown in FIG. 1;

FIG. 3 is a flowchart showing the operation of the vehicle scanner used in the inventory management system of FIG. 1;

FIG. 4 is a flowchart showing the operation of a warehouse scanner used in the inventory management system of FIG. 1;

FIG. 5 is a flowchart showing the operation of the warehouse personal computer used in the inventory management system of FIG. 1;

FIG. 6 is a flowchart showing an operation of a center computer used in the inventory management system of FIG. 1;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 center computer 3a-3n warehouse 5a-5n warehouse personal computer 7a-7n warehouse scanner 9a-9n connection part 11aa-11ak ... 11na-11nk vehicle 13aa-13ak ... 13na-13nk vehicle scanner 17 communication line 21 Distribution system 23 Financial management system 71 Barcode sensor unit 73 Display unit 75 Input unit

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Atsushi Munemura 3-1-2, Iwamotocho, Chiyoda-ku, Tokyo Iwamotocho Toyo Building NTT TELECOM ENGINEERING CO., LTD. Keiji 3-1-2, Iwamotocho, Chiyoda-ku, Tokyo Iwamotocho Toyo Building NTT Telecom Engineering Kanto

Claims (10)

[Claims] 1. Articles managed in a plurality of warehouses are mounted on a plurality of vehicles belonging to each warehouse and transported, and after necessary articles are used from the articles mounted on the vehicles, each of the goods returned to the warehouse is returned. An inventory management system that manages items in the entire warehouse, including items remaining in vehicles, and is provided for each vehicle. A plurality of vehicle input means for inputting and storing used articles and quantities used, and a plurality of warehouse management means provided in each of the plurality of warehouses and managing articles in each warehouse, The warehouse management means receives the information on the loaded article and the loaded quantity and the used article and the used quantity from the vehicle input means provided corresponding to the vehicle belonging to the warehouse managed by the warehouse management means. A plurality of warehouse management means for storing, are connected via a communication line to said plurality of warehouse management means,
Receiving information on the loaded article and the loaded quantity and the used article and the used quantity from the plurality of warehouse management means, and based on the information, the remaining quantity of the loaded article for each vehicle, not including the remaining quantity of the loaded article for each vehicle. Central management means for calculating the inventory amount of each warehouse, the inventory amount of each warehouse including the remaining amount of articles loaded on the vehicle, and the inventory amount of the entire system, and centrally managing the entire system. Inventory management system. 2. The central management means monitors a remaining amount of the vehicle-mounted articles remaining in each vehicle calculated based on the mounted articles and the mounted quantity and the used articles and the used quantity,
When the remaining amount is reduced to a predetermined lower limit or less, a shortage transmission that calculates a shortage item and a quantity that satisfy the reduced item up to a predetermined replenishment value and transmits the shortage information to the corresponding warehouse management unit. Each of the warehouse management means has a reception storage means for receiving and storing the shortage information transmitted from the central management means, and each of the vehicle input means is provided for each vehicle. The shortage information stored in the reception storage means of the warehouse management means corresponding to the input means is received and stored, so that the vehicle user can reload the article corresponding to the shortage information from the warehouse to the vehicle. 2. The inventory management system according to claim 1, further comprising a shortage display control means for displaying the shortage information. 3. The central management means monitors a stock amount of each warehouse including the remaining amount of articles loaded on the vehicle, and when the stock amount decreases below a predetermined order value, the shortage until a predetermined replenishment amount. Replenishment amount calculating means for calculating the number of articles and quantity, and storing and managing information on the shortage articles and quantity calculated by the replenishment amount calculating means as shortage information, and ordering the shortage articles based on the shortage information 3. The inventory management system according to claim 1, further comprising an order management means for ordering first and managing the shortage information as order information. 4. The central management means has a delivery information transmitting means for transmitting the article delivery information to the corresponding warehouse management means via a communication line when the article corresponding to the order information is delivered. Each of the warehouse management means is capable of inputting an article and a quantity to be delivered to a managed warehouse, displaying information, and for a warehouse provided detachably to a corresponding warehouse management means. Input means, an article delivery information storage means for receiving and storing the article delivery information from the central management means, and when the warehouse input means is connected, an article corresponding to the article delivery information is delivered to a warehouse. Delivery information transfer display control means for transferring and displaying the article delivery information from the article delivery information storage means to the warehouse input means so as to notify a warehouse manager that the article delivery information has been stored; When the shortage of goods is delivered to the warehouse, the delivered goods and quantity are entered by the warehouse input means, and the centralized warehouse is updated and managed with the input delivered goods and delivered quantity. 4. The inventory management system according to claim 3, further comprising update management means for notifying the management means. 5. An article managed in a plurality of warehouses is mounted on a plurality of vehicles belonging to each warehouse and transported, and after using necessary articles from the articles mounted on the vehicles, each of the articles returning to the warehouse is returned. An inventory management system that manages items in the entire warehouse, including items remaining in vehicles, and is provided for each vehicle. A plurality of vehicle input means for inputting and storing used articles and quantities used, and a plurality of warehouse management means provided in each of the plurality of warehouses and managing articles in each warehouse, The warehouse management means is provided from the vehicle input means provided corresponding to a vehicle belonging to a warehouse managed by the warehouse management means, from the vehicle input means, to the mounted articles and mounted quantities stored in the vehicle input means, and to the usage. A plurality of warehouse management means for receiving the goods and the used quantity, updating and managing the goods and the quantity managed in the warehouse including the goods remaining in each vehicle based on the received information; and Connected via a communication line,
An inventory management system comprising: a central management unit that receives information on the articles and the quantities updated by the plurality of warehouse management units and manages the articles and the quantities as a whole based on the received information. 6. Each of the warehouse management means remains in a vehicle corresponding to the vehicle input means based on the mounted article and the mounted quantity and the used article and used quantity received from the vehicle input means. A vehicle-by-vehicle managing means for managing the articles and the quantity; and, when the quantity of the articles managed by the vehicle-by-vehicle managing means is reduced to a predetermined lower limit or less, a shortage for satisfying the reduced article to a predetermined replenishment value. A shortage calculation storage unit that calculates an article and a quantity and stores the shortage information as shortage information, wherein the vehicle input unit is connected to the warehouse management unit, and the shortage calculation storage unit reads the shortage from the shortage calculation storage unit. Receiving information, and a shortage display control means for displaying the shortaged goods and the quantity so that the user of the vehicle can reload the goods corresponding to the shortage information from the warehouse to the vehicle. Request 5 inventory management system described. 7. Each of the warehouse management means includes an article loaded in each vehicle belonging to a managed warehouse,
When the quantity of articles present in the managed warehouse is reduced below a predetermined order value, a replenishment quantity calculating means for calculating the shortage of articles and quantity up to a predetermined replenishment quantity, and the replenishment quantity calculating means And a shortage information transmitting unit that transmits information on the shortaged articles and the quantity of the shortage as shortage information to the central management unit via a communication line, and the central management unit receives the shortage information transmitting unit. 7. The inventory management according to claim 5, further comprising a shortage information receiving unit for receiving the shortage information, and an ordering unit for ordering the shortage of the articles based on the shortage information received by the shortage information receiving unit. system. 8. Each of the warehouse management means includes: a warehouse input means for inputting an article and a quantity to be delivered to a managed warehouse; and a storage part for the shortage corresponding to the shortage information in the managed warehouse. When goods are delivered, the delivered goods and quantity are input by the warehouse input means, and a warehouse update management means for updating and managing the managed goods and quantity with the input delivered goods and delivery quantity. 7. The inventory management system according to claim 6, comprising: 9. The vehicle management system according to claim 1, wherein the warehouse management unit transmits information relating to articles and quantity remaining in the vehicle managed by the vehicle-by-vehicle management unit to the central management unit via a communication line as vehicle remaining information. Information transmission means; and required article information reception storage means for receiving and storing required article information transmitted from the central management means, wherein the central management means is transmitted from the vehicle remaining information transmission means. Vehicle remaining information receiving means for receiving the vehicle remaining information; construction article managing means for managing articles and quantities required for construction for each vehicle; articles and quantities managed by the construction article managing means; Calculating means for comparing the remaining information with each vehicle to calculate the articles and quantities to be replenished for the construction in each vehicle, and articles to be replenished by each vehicle calculated by the calculating means And a replenishment item information transmitting means for transmitting the quantity and quantity as replenishment item information to the warehouse management unit.When the vehicle input unit is connected to the warehouse management unit, the vehicle input unit transmits the replenishment item information from the storage unit. It has replenishment article information display control means for receiving replenishment article information and displaying the article corresponding to the received replenishment article information on the display means so that a user of the vehicle can refill the vehicle from the warehouse. 7. The inventory management system according to claim 6, wherein 10. The vehicle input means and the warehouse input means are provided so as to be able to contact and separate from the warehouse management means,
A hand-held bar having a barcode sensor for reading information including an article name described in a barcode on each article, input means for inputting information, storage means for storing information, and display means for displaying information. A code scanner, wherein the warehouse management means is formed of a personal computer, and the handy-type barcode scanner which forms the vehicle input means and the warehouse management means is connected to the warehouse management means; The inventory management system according to any one of claims 1 to 9, further comprising a connection unit for exchanging the information, and wherein the central management unit is a center computer.