JPH09102003A - Radio lan introduction effect calculation system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To concretely grasp an introduction effect by calculating and displaying work time and a sum, which can be reduced, based on the inputted work environment condition of a user and basic data of reduction possible time. SOLUTION: A radio LAN introduction effect calculation system 1 is provided with an input device 2 inputting a size in a warehouse, the number of forklifts and the work environment condition of labor costs and ROM 3 storing work contents and work time, which can be reduced, for the respective processings of a stock processing. CPU 4 calculates work time and the sum, which can be reduced, in the whole job and they are displayed on CRT of a display device 6 when the radio LAN system is introduced based on data inputted from the input device 2 and ROM 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless LAN introduction effect calculation system, and more particularly to a wireless LAN for business in a warehouse or the like.
The present invention relates to a system for calculating an economic effect when an AN system is introduced.

[0002]

2. Description of the Related Art Conventionally, there has been no particular system for calculating the time and economic effects when a wireless LAN system is introduced into a business such as a warehouse. Therefore, the extent of the economic effect was estimated by taking an approximate estimate in consideration of the warehouse area and other factors.

[0003]

Therefore, according to the above conventional example, when the wireless LAN system is introduced,
It was necessary to actually introduce the wireless LAN system to find out how much time and cost can be specifically reduced in each work such as goods receipt inspection, goods receipt work, goods exit work, and goods receipt inspection. The present invention has been made in order to solve the above-mentioned problems, and is applicable to a wireless LA for business such as a warehouse.
The time and expense that can be reduced when introducing the N system
It is an object of the present invention to provide a wireless LAN introduction effect calculation system that can specifically calculate each work such as incoming inspection, incoming work, outgoing work, and outgoing inspection.

[0004]

In order to achieve the above object, a wireless LAN introduction effect calculation system according to the invention described in claim 1 is economical when a wireless LAN system is introduced to a business such as a warehouse. It is a system that calculates the effect, such as the size of the warehouse, the number of forklifts, and labor costs.
When the wireless LAN system is introduced and the input means for inputting the work environment condition of the user, the work time which can be reduced in each process of the warehousing process, the warehousing process, the replenishing process, and the inventory management process, and the loss due to the erroneous warehousing. Based on the storage means that stores the work time that can be reduced by eliminating it and the expense that can be reduced by eliminating the entry / exit slip, the work environment condition input from the input means, and the content stored in the storage means It comprises a calculating means for calculating the working time and the amount of money that can be reduced in the whole work when the LAN system is introduced, and a display means for displaying the working time and the amount of money calculated by the calculating means.

In the above configuration, the calculation is performed based on the work environment condition of the user input from the input means and the basic data stored in the storage means, such as the work time that can be reduced in each process such as the warehousing process. The means calculates the work time and the amount of money that can be reduced in the entire work when the wireless LAN system is introduced, and the display means displays the calculated work time and the amount of money.
The time and cost that can be reduced by introducing the system can be concretely calculated according to the environmental conditions of the work of each user.

[0006] Further, the wireless L according to the invention of claim 2
The AN introduction effect calculation system is a wireless L according to claim 1.
In the AN introduction effect calculation system, the calculation means calculates the amount of money that can be reduced when the wireless LAN system is introduced for each process of the warehousing process, the warehousing process, the replenishment process, and the inventory management process, and further, the erroneous warehousing process. Elimination of losses due to
The amount of money that can be reduced by eliminating the entry / exit slip is calculated, and the display means displays each of the calculated amounts.

In the above arrangement, the calculating means is the wireless L
The amount of money that can be reduced when the AN system is introduced is calculated for each process such as warehousing process, and the amount of money that can be reduced by eliminating the loss due to erroneous warehousing and eliminating the warehousing slips is calculated. Is displayed on the display means, the specific time and cost that can be reduced by introducing the wireless LAN system will be described in more detail than the invention according to claim 1 in accordance with the environmental conditions of the business of each user. It can be calculated.

The wireless L according to the invention of claim 3
The AN introduction effect calculation system is the wireless LAN introduction effect calculation system according to claim 1 or 2, wherein the calculation means is based on the work environment condition input from the input means before the introduction of the wireless LAN system. And the working time after the introduction of the wireless LAN system are calculated, and the display means displays the calculated results in comparison with each other.

In the above structure, the work time before the introduction of the wireless LAN system and the work time after the introduction of the wireless LAN system, which are calculated by the calculation means, are displayed in comparison with the display means. , The time and economic effects obtained by introducing the wireless LAN system can be presented to the user in an easy-to-understand manner.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A wireless LAN introduction effect calculation system according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a system block diagram of a wireless LAN introduction effect calculation system according to this embodiment. A wireless LAN introduction effect calculation system (hereinafter referred to as a calculation system) 1 calculates how much work time and cost (amount of money) can be specifically reduced when a wireless LAN system (described later) is introduced into a warehouse or other business. It is a system that does. In this calculation system 1, the user determines the size of the warehouse, the number of forklifts,
A keyboard for entering work environment conditions such as labor costs,
An input device 2 (input means) such as a mouse, work contents that can be reduced in each process such as warehousing, work time, etc. (hereinafter referred to as work reduction time data) are stored
Equipped with M3. CPU4 is keyboard 2 and RO
Based on the data input from M3, it has a function of calculating the work time and the amount of money that can be reduced in the whole work when the wireless LAN system is introduced. In addition,
Work environment condition data input from the input device 2, and
The calculation result calculated by the CPU 4 is temporarily stored in the RAM.
5, and the calculation result is displayed on the CRT 6 of the display device.

Next, the wireless L used in this embodiment
The AN system will be described. FIG. 2 is a configuration diagram of a wireless LAN system, and FIG. 3 is a perspective view showing a forklift used in the wireless LAN system. The wireless LAN system 10 is configured to allow mutual communication between a host computer 11 installed in an office such as a warehouse and a terminal 13 mounted on a forklift 12 for carrying luggage. The host computer 11 is the wireless terminal 1
Data is wirelessly transmitted from the distributor 16 to the terminal 13 via the antenna 4 and the adjuster 15. This data is transmitted from the antenna 17 to the antenna 19 provided on the forklift 12 and received by the terminal device 13. Similarly, when data is transmitted from the terminal 13 side, the data is transmitted from the antenna 19 on the forklift 12 side to the antenna 17 on the host computer 11 side, and the data is transmitted via the distributor 19, the adjuster 15, and the wireless terminal 14. Then, the host computer 11 receives this data. In addition, the host computer 11 and the terminal 13
The contents of communication between them are printed out by the printer 20.

When the wireless LAN system 10 configured as described above is used for a business such as a warehouse, both the office and the carrier can share one file in which the information regarding the storage and receipt of the stored items is recorded. In addition, mutual communication between the two can be performed online. for that reason,
Various slips such as instructions and reports necessary for loading and unloading of stored items can be eliminated, and the work progress of each forklift can be grasped in real time in the office. it can. The calculation system 1 which is an embodiment of the present invention calculates these advantages in a timely and economical manner when the wireless LAN system 10 is introduced into a warehouse operation, and presents specific numerical values to the user. is there.

Next, the processing by the calculation system 1 will be described. FIG. 4 is a flow chart showing an outline of the flow of this processing, and FIGS. 5 to 9 are views showing screens displayed when this processing is performed. When "simulation of introduction effect" is selected on the main menu screen shown in FIG. 5, the condition input screen shown in FIG. 6 is displayed. This screen requests the user to input numerical values of environmental conditions such as the area of the user's warehouse, the number of forklifts, and the number of stored goods. Details of the environmental conditions that require input will be described later. On the other hand, when the user inputs a numerical value from the input device 2, the input environmental condition data is stored in the RAM 5
Is temporarily stored in (S1). Then, when the start button on the screen is clicked (YES in S2), the calculation means of the CPU 4 stores the wireless LAN system 10 in the warehouse based on the environmental condition data of the RAM 5 and the work reduction time data stored in the ROM 3. Calculation of the time and economic effect when introduced into the work (S3 to S9). Details of the processing of S3 to S9 will be described later.

After the above processing, the screen is switched to the simulation selection screen shown in FIG. On this screen, the user selects in what format the specific calculation result of the effect of introducing the wireless LAN system 10 is presented (S10). When the user clicks "Calculate total effect" on the screen and selects the screen for calculating total effect for the entire operation ("Select total" in S10), the screen shows the total effect calculation result obtained in S9. (S11). As shown in FIG. 8, the displayed contents are the total time of the work reduction time and the effect calculation result for each processing such as warehousing processing,
The total of the effect calculation results is presented. Also, if the user
When "Receiving process" on the screen is clicked and the effect calculation screen for the receiving process is selected ("each process" in S10)
Selection), the effect calculation result obtained in S3 is presented on the screen (S12). On this screen, as shown in FIG. 9, the effect calculation result for each process is presented by comparing the case of the conventional work method and the case after the introduction of the wireless LAN system 10. In addition, in the simulation selection screen, even when “exit process”, “replenishment process”, and “other process” are selected, the calculation result of any one of S4 to S8 is used, as in the case of selecting “incoming process”. , A screen showing the results of each calculation is displayed.

Next, items of environmental conditions input by the user in S1 of FIG. 4 will be described. FIG.
FIG. 6 is a diagram showing items of this environmental condition. The environmental conditions required to be input are those considered necessary for concretely specifying the working time and cost that can be reduced by the introduction of the wireless LAN system 10 according to the working environment of the user. For example, in order to obtain the time required to transport stored items and the operating rate of the warehouse, you must enter the area of the warehouse owned by the user, the number of forklifts, etc., and the required expenses, such as personnel expenses. Also ask for input. Therefore, it was decided to request the input of the numerical values of the items shown in FIG. 10 as the data necessary for specifically obtaining the cost that can be reduced.

Next, the work reduction time data stored in the ROM 3 and the processing of S3 to S9 of FIG. 4 will be described. FIG. 11 is a diagram showing work contents that can be reduced in the warehousing process and a calculation formula for calculating the work time and cost that can be reduced, FIG. 12 is a similar diagram in the warehousing process, FIG. 13 is a similar diagram in the replenishment process, and FIG. 14 is a similar diagram in the inventory management process, FIG. 15 is a diagram showing work contents that can be reduced by eliminating erroneous shipping, and a formula for calculating the work time and cost that can be reduced, and FIG. 16 eliminates entry and exit slips. It is a figure which shows the calculation formula for calculating the expense which can be reduced by this. In each process including the warehousing process, the work that can be reduced by introducing the wireless LAN system 10 is specifically specified (FIGS. 11 to 14).
See "Work Details" in. This specified work and the formula for calculating the work reduction time per day, that is, work 1
An expression obtained by multiplying the time that can be reduced per operation (preset as an absolute value) by the number of times the work is performed in one day (see "Work reduction time / day" in FIGS. 11 to 14).
Are stored in the ROM 3 as work reduction time data divided for each processing.

In the processing of S3 to S6 of FIG.
From the data input in 1 and stored in RAM 5, 1
Using the necessary data such as the number of warehousing items per day, calculate the work reduction time per day by this calculation formula,
The labor cost of the data in the RAM 5 and the number of working days per month are multiplied to find the cost that can be reduced per month. further,
Multiply this by 12 to find the cost that can be reduced per year (see the calculation formulas in FIGS. 11 to 14). Calculation formula for the cost that can be reduced per year ((reduction time of each work / day total) x (labor cost) x (work days / month) x 12)
Is also stored in the ROM 3. It should be noted that the work time that can be reduced per year is obtained by excluding the personnel cost multiplied by this calculation formula (the calculation formula is (total work reduction time / day) x (work days / month)) × 12). This calculation formula is also stored in the ROM 3, and when the cost that can be reduced per year is required, the working time that can be reduced per year is also required.

Further, in the ROM 3, work contents that can be reduced by eliminating erroneous shipping and work time that can be reduced are specifically specified and stored (see FIG. 15). In the process of S7, based on the calculation formula shown in FIG. 15, among the data stored in the RAM 5, the data such as the labor cost is used, and the cost that can be reduced per year by eliminating the erroneous delivery is estimated. Desired. The ROM 3 also stores a calculation formula (see FIG. 16) for calculating the cost that can be reduced by eliminating the entry / exit slips. In the process of S8, the number of receipts, etc., is calculated from the data stored in the RAM 5. Based on this formula, it is necessary to eliminate the entry / exit slips, and the cost that can be reduced per year is required. In S9, the total of the reducible expenses obtained in S3 to S8 is obtained.

As described above, according to the calculation system 1 of the present embodiment, the calculation means of the CPU 4 is based on the environmental condition input by the user from the input device 2 and the work reduction time data stored in the ROM 5. Then, when the wireless LAN system 10 is introduced, the cost that can be reduced in the entire work is calculated, and the display device 6 displays the calculation result.
The time and cost that can be reduced by introducing the wireless LAN system can be specifically calculated according to the environmental conditions of the work of each user. Furthermore, this calculation result is
For each process such as warehousing process, it is displayed on the display device 6 in comparison with the expense and the like in the case of the conventional method.
The specific time and cost that can be reduced by introducing the AN system can be calculated in more detail than the invention according to claim 1 according to the environmental conditions of the work of each user. Therefore, the advantages obtained by introducing the wireless LAN system 10 can be effectively shown to the user.

The present invention is not limited to the configuration of the above embodiment, and various modifications can be made. For example, in the above-described embodiment, the work content that can be reduced in each process is specified in FIGS. 11 to 16, but the work content that can be reduced is not necessarily limited to this work content, and it depends on the facility of the warehouse or the like. Can be changed as appropriate. Note that the calculation result of S11 in FIG. 4 shows only after the introduction of the wireless LAN system 10 as shown in FIG. 8, but as shown in FIG. It may be presented in contrast with.

[0021]

As described above, according to the wireless LAN introduction effect calculation system according to the invention described in claim 1, the working environment condition of the user inputted from the input means and the storage means stored in the storage means. Based on the basic data such as the work time that can be reduced in each process such as processing, the calculating means calculates the work time and the amount of money that can be reduced in the entire work when the wireless LAN system is introduced, and the calculated work time And the display means displays the amount of money,
The specific time and cost that can be reduced by introducing the wireless LAN system can be calculated according to the environmental conditions of business of each user.

A wireless L according to a second aspect of the invention.
According to the AN introduction effect calculation system, the calculation means calculates the amount of money that can be reduced when the wireless LAN system is introduced for each process such as the warehousing process and further eliminates the loss due to erroneous warehousing, and The amount of money that can be reduced by eliminating each is calculated, and the calculation result is displayed on the display means. Therefore, the specific time and cost that can be reduced by introducing the wireless LAN system are more than those of the invention according to claim 1. More specifically, it can be calculated according to the environmental conditions of the work of each user.

The wireless L according to the invention of claim 3
According to the AN introduction effect calculation system, the work time before introduction of the wireless LAN system and the work time after introduction of the wireless LAN system, which are calculated by the calculation means, are displayed in comparison with the display means. Therefore, the time and economic effects obtained by introducing the wireless LAN system can be presented to the user in an easy-to-understand manner.

[Brief description of the drawings]

FIG. 1 is a system block diagram of a wireless LAN introduction effect calculation system according to an embodiment of the present invention.

FIG. 2 is a configuration diagram of a wireless LAN system.

FIG. 3 is a perspective view showing a forklift used in a wireless LAN system.

FIG. 4 is a flowchart showing an outline of a processing flow by the wireless LAN introduction effect calculation system.

FIG. 5 is a diagram showing a screen displayed on a display device when the above processing is performed.

FIG. 6 is a diagram showing a screen displayed on a display device when the above processing is performed.

FIG. 7 is a diagram showing a screen displayed on a display device when the above processing is performed.

FIG. 8 is a diagram showing a screen displayed on a display device when the above processing is performed.

FIG. 9 is a diagram showing a screen displayed on a display device when the above processing is performed.

FIG. 10 is a diagram illustrating items of environmental conditions input by a user from an input device.

FIG. 11 is a diagram showing work contents that can be reduced in the warehousing process, and calculation formulas for calculating work hours and expenses that can be reduced.

FIG. 12 is a diagram showing work contents that can be reduced in the shipping process, and calculation formulas for calculating work hours and expenses that can be reduced.

FIG. 13 is a diagram showing a work content that can be reduced in the replenishment process and a calculation formula for calculating a work time and a cost that can be reduced.

FIG. 14 is a diagram showing work contents that can be reduced in the inventory management process and calculation formulas for calculating work time and expenses that can be reduced.

FIG. 15 is a diagram showing a work content that can be reduced by eliminating erroneous shipping, and a calculation formula for calculating a work time and cost that can be reduced.

FIG. 16 is a diagram showing a calculation formula for calculating a cost that can be reduced by eliminating a storage slip.

[Explanation of symbols]

 1 wireless LAN introduction effect calculation system 2 input device 3 ROM 4 CPU 6 display device 10 wireless LAN system

Claims (3)

[Claims] 1. A system for calculating an economic effect when a wireless LAN system is introduced to a business such as a warehouse, which is a working environment condition of a user such as the size of the warehouse, the number of forklifts, and labor cost. Input means for inputting, and a storage process when the wireless LAN system is introduced,
A storage unit that stores work time that can be reduced in each of the shipping process, the replenishment process, and the inventory management process, the work time that can be saved by eliminating the loss due to an incorrect shipping, and the expense that can be saved by eliminating the entry / exit slip. The wireless LAN based on the work environment condition input from the input unit and the content stored in the storage unit
When the system is introduced, it comprises a calculating means for calculating the working time and the amount of money that can be reduced in the whole work, and a display means for displaying the working time and the amount of money calculated by the calculating means. Wireless LAN introduction effect calculation system. 2. The calculating means calculates the amount of money that can be reduced when the wireless LAN system is introduced, for each process of a warehousing process, a warehousing process, a replenishing process, and an inventory management process,
The amount of money that can be reduced by eliminating a loss due to an erroneous delivery and by eliminating an entry / exit slip, and the display unit displays each of the calculated amounts. Wireless LAN introduction effect calculation system. 3. The work time and the like before the introduction of the wireless LAN system and the work time and the like after the introduction of the wireless LAN system, based on the work environment conditions input from the input means. The wireless LAN introduction effect calculation system according to claim 1 or 2, wherein the display means compares and displays each of the calculation results.