JP7264518B2 - Work procedure optimization device, work procedure optimization method and program - Google Patents

Description

The present invention relates to a work procedure optimization device, a work procedure optimization method, and a program.

Patent Document 1 below discloses a work instruction system. This work instruction system is intended to shorten the maintenance time of a system that consists of multiple pieces of equipment. Work processes that have been broken down in advance into detailed work are assembled based on information such as the capabilities of workers and the priority of procedures. By presenting it to the worker, the efficiency of the work for a plurality of devices is improved.

JP 2017-199150 A

By the way, since the above work instruction system does not take into account the movement time between devices, the assembled work process is not always optimal. In addition, this work instruction system does not take into consideration the physical configuration of the equipment and parts used in the work and changes in the logical state, so the assembled work process does not match the actual equipment and parts during the work. may not be optimal for the configuration and conditions of It should be noted that the physical configuration of the equipment and parts includes parts that constitute a certain equipment, physical connections between certain parts, and the like. Also, the logical state of the device or component is the operating state of a certain device or component.

An object of the present invention is to provide a work procedure optimization device, a work procedure optimization method, and a program.

According to the first aspect of the present invention, the work procedure optimizing device updates the configuration information and the logic information among the work procedure information, the work time information, the travel time information, the configuration information, and the logic information. and a procedure optimization means for deriving an optimum procedure based on the work procedure information, the work time information, the travel time information, the configuration information and the logic information.

According to the second aspect of the present invention, the work procedure optimization method includes information for updating the configuration information and the logic information among the work procedure information, the work time information, the travel time information, the configuration information, and the logic information. and a procedure optimization step of deriving an optimum procedure based on the work procedure information, the work time information, the travel time information, the configuration information and the logic information.

According to the third aspect of the present invention, the program operates the work procedure optimizing device, which is a computer, from among work procedure information, work time information, travel time information, configuration information and logic information, the configuration information and the logic information. Information updating means for updating information, and procedure optimization means for deriving an optimum procedure based on the work procedure information, the work time information, the travel time information, the configuration information and the logic information.

According to the present invention, it is possible to provide a work procedure optimization device, a work procedure optimization method, and a program that take into account not only the travel time between devices but also the physical configuration and logical state of devices and parts. .

1 is a system configuration diagram showing the configuration of a work procedure optimization device according to a first embodiment of the present invention; FIG. It is a table|surface which shows the replacement|exchange work procedure of the components Bp in 1st Embodiment of this invention. It is a table|surface which shows the replacement|exchange work procedure of the component Bq in 1st Embodiment of this invention. It is a table showing travel time information in the first embodiment of the present invention. It is a table showing the optimum procedure in the first embodiment of the present invention. It is a system block diagram which shows the structure of the work procedure optimization apparatus which concerns on 2nd Embodiment of this invention. It is a figure which shows the minimum structure of the said work procedure optimization apparatus. It is a figure which shows the processing flow by the work procedure optimization apparatus of the said minimum structure.

Hereinafter, a work procedure optimization device and a work procedure optimization method according to embodiments of the present invention will be described with reference to the drawings.
[First embodiment]
First, a work procedure optimization device and work procedure optimization method according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 5. FIG. The work procedure optimization device according to the first embodiment is the management server A shown in the system configuration diagram of FIG.

This management server A is a computer that is connected to a plurality of devices P to S via a communication line N and that exhibits a predetermined function based on a program. Although the details will be described later, the management server A is connected to the maintenance terminal T by wireless communication.

Regarding the plurality of devices P to S, the devices P to S are four as an example as shown. The number of devices P to Q is not limited to four, and may be any number as long as it is plural, that is, a natural number of 2 or more.

A plurality of devices P to S are devices targeted for maintenance work by workers, and workers perform dedicated maintenance work assigned to each of them. That is, the worker performs the first maintenance work on the first device P, the worker performs the second maintenance work on the second device Q, and the worker performs the third maintenance work on the third device R. , and the worker performs the fourth maintenance work on the fourth device S.

A plurality of such devices P to S are each equipped with parts Bp to Bs and transponders Cp to Cs. That is, the first equipment P has a part Bp and a response device Cp, and the second equipment Q has a part Bq and a response device Cq. Also, the third device R has a component Br and a response device Cr, and the fourth device S has a component Bs and a response device Cs.

The first component Bp is a general term for one or more component components that the first device P has. The first response device Cp is provided incidentally to the first part Bp and is a device for notifying the worker of the position of the first part Bp. Such a first response device Cp is, for example, an LED (light emitting diode) or a buzzer.

The second part Bq is a general term for one or more elemental parts that the second device Q has. The second response device Cq is provided incidentally to the second part Bq and is a device for notifying the worker of the position of the second part Bq. Such a second response device Cq is, for example, an LED (light emitting diode) or a buzzer.

The third part Br is a general term for one or more elemental parts that the third device R has. The third response device Cr is provided incidentally to the third part Br, and is a device for notifying the worker of the position of the third part Br. Such a third response device Cr is, for example, an LED (light emitting diode) or a buzzer.

The fourth part Bs is a general term for one or more elemental parts that the fourth device S has. The fourth response device Cs is provided incidentally to the fourth part Bs, and is a device for notifying the operator of the position of the fourth part Bs. Such a fourth response device Cs is, for example, an LED (light emitting diode) or a buzzer.

Here, the plurality of components Bp to Bs described above are connected to each other. For example, the first component Bp of the first device P and the third component Br of the third device R are interconnected as shown in FIG. The component Bq and the fourth component Bs of the fourth device S are interconnected as shown in FIG.

Such connection relationships among the plurality of parts Bp-Bs change sequentially according to the progress of maintenance work in the plurality of devices P-S. Further, the operation states of the plurality of devices P to S and the parts Bp to Bs sequentially change according to the progress of maintenance work in the plurality of devices P to S.

Furthermore, the worker performs a plurality of maintenance tasks by sequentially moving between the plurality of devices P to S. It is possible to estimate in advance the time required for the worker to move between the devices P to S (moving time).

Such multiple devices P to S transmit to the management server A the connection relationships of the multiple components Bp to Bs described above as configuration information. Further, the plurality of devices P to S transmit to the management server A the operating states of the above-described plurality of devices P to S and the components Bp to Bs as logical information.

On the other hand, the management server A is a device that manages the plurality of devices P to S described above, and includes a CPU 1, a storage 2, a communication device 3, an input device 4 and an output device 5 as shown in the figure. Of these constituent elements of the management server A, the CPU 1 corresponds to the information update means and procedure optimization means of the present invention. Further, the storage 2 corresponds to storage means of the present invention.

The CPU 1 is communicatively connected to a plurality of devices P to S via a communication line N, and is also separately connected to a storage 2 so as to be communicable. As shown, the CPU 1 has a maintenance information updating unit 1a and a maintenance procedure optimizing unit 1b as internal functional components. That is, the maintenance information updating unit 1a and the maintenance procedure optimizing unit 1b are functions implemented by programs executed by the CPU 1. FIG.

The maintenance information updating unit 1a updates the configuration information 2b and the logic information 2c of the storage 2 by acquiring the configuration information and the logic information described above from the plurality of devices P to S and storing them in the storage 2. It is a means of That is, the maintenance information updating unit 1a sequentially acquires the latest configuration information and logic information by polling a plurality of devices P to S, and uses the latest configuration information and logic information as configuration information 2b and logic information 2c. store in

The maintenance procedure optimizing unit 1b is procedure optimizing means for deriving the optimum procedure based on the work information 2a, the configuration information 2b, the logic information 2c, and the travel time information 2d stored in the storage 2. FIG. That is, the maintenance procedure optimizing unit 1b derives the optimum procedure by using the work information 2a and the travel time information 2d, as well as the configuration information 2b and the logic information 2c that are constantly updated by the maintenance information updating unit 1a.

This optimal procedure takes into consideration the travel time of workers between multiple devices P to S, and allows workers to complete work in the shortest possible time when performing one maintenance task or when performing multiple maintenance tasks at the same time. It is a work procedure that can be done.

The storage 2 is communicably connected to the CPU 1, and is storage means for storing work information 2a, configuration information 2b, logic information 2c, and movement time information 2d. The work information 2a includes work procedures, work hours, work conditions, etc., and is stored in the storage 2 in advance.

The work procedure indicates the procedure of elemental work broken down into detailed steps for maintenance work. FIG. 2 is an example of a maintenance work procedure for the first device P, and shows a maintenance work procedure for replacing the first part Bp with another part. FIG. 3 is an example of a maintenance work procedure for the second device Q, and shows a maintenance work procedure for replacing the second part Bq with another part.

The work time is the time taken by the worker to perform each elemental work. Note that the element work (step) is the shortest unit of work that can be performed by a worker at one time, and includes, for example, stopping the operation of parts Bq to Bs. The work condition is a condition for performing the element work, for example, information regarding "perform only when the part concerned is physically connected to another part".

The configuration information 2b is attribute information of a plurality of parts Bp-Bs and connection information indicating physical connection relationships between the parts Bp-Bs. The physical connection relationship between the parts Bp-Bs changes sequentially according to the progress of maintenance work in each of the devices P-S, as described above. The configuration information 2b is always updated to the latest information based on an update command input from the CPU1.

The logic information 2c is operation information indicating operation states of the plurality of devices P to S and the parts Bp to Bs. The operating states of the devices P to S and the parts Bp to Bs sequentially change according to the progress of maintenance work on the devices P to S, as described above. The logic information 2c is always updated to the latest information based on an update command input from the CPU1.

The travel time information 2d is the time required for the worker to travel between the devices P to S, and is stored in the storage 2 in advance. FIG. 4 shows an example of travel times of the first device P, the second device Q, the third device R, and the fourth device S. In FIG.

The communication device 3 is connected to the maintenance terminal T for wireless communication, and is separately connected to the CPU 1 for communication. The communication device 3 mediates communication between the CPU 1 and the maintenance terminal T. For example, the communication device 3 receives instructions for deriving the optimum procedure from the maintenance terminal T, outputs them to the CPU 1, and outputs the optimum procedure input from the CPU 1. Send to maintenance terminal T.

The input device 4 is, for example, a pointing device such as a mouse or a keyboard, and is communicably connected to the CPU 1 as shown. This input device 4 accepts an operation instruction from a worker who operates the management server A and outputs it to the CPU 1 .

The output device 5 is, for example, a display device such as a liquid crystal display, and is communicatively connected to the CPU 1 as shown. The output device 5 outputs output information input from the CPU 1 to the worker. The output information is, for example, the optimum procedure, work procedure information, work time information, travel time information, configuration information, and logic information.

The maintenance terminal T is a mobile terminal carried by a worker during maintenance work, such as a tablet or a smartphone. The maintenance terminal T is connected to the communication device 3 for wireless communication, and includes a communication device t1, an input device t2 and an output device t3.

The communication device t1 is connected to the communication device 3 of the management server A for free wireless communication. That is, this communication device t1 is a device for the maintenance terminal T to perform wireless communication with the management server A. FIG. The input device t2 is, for example, a touch panel, and receives input from the operator. The output device t3 is, for example, a liquid crystal display, and outputs work procedures for maintenance work.

Next, the operation of the work procedure optimizing device, that is, the management server A according to the first embodiment will be described in detail. This operation of the management server A corresponds to a work procedure optimization method using the management server A. FIG.

In this work procedure optimizing device, as an information updating step, the maintenance information updating unit 1a sequentially acquires the latest configuration information 2b and logical information 2c from each of the devices P to S by polling. Update the logical information 2c. By this information update step, the storage 2 always stores the configuration information 2b and the logical information 2c indicating the latest state of each of the devices P to S.

The worker selects maintenance work contents from the input device 4 of the management server A or the input device t2 of the terminal T for maintenance. In the following, as an example of maintenance work, a case where the operator selects the work of replacing the first part Bp with the maintenance part Bp' will be described.

The maintenance procedure optimizing unit 1b acquires the work information 2a, the configuration information 2b, the logical information 2c, and the movement time information 2d from the storage 2 based on the maintenance work content selected by the worker. Then, as a procedure optimization step, the maintenance procedure optimizing unit 1b extracts the first part Bp and the maintenance part Bp specified by the worker based on the work information 2a, the configuration information 2b, the logic information 2c, and the travel time information 2d. ' and derive the optimum procedure when performing the replacement work.

FIG. 5 shows an example of the optimum procedure derived by the maintenance procedure optimizing unit 1b. In this optimum procedure, in order to replace the first part Bp and the maintenance part Bp', as the first element work (work step), the operation of the connection destination part of the first part Bp is stopped. ing. The connection destination component of the first component Bp is the third component Br as described above.

That is, the worker needs to move between devices during work in order to stop the operation of the third part Br, which is the connection destination part of the first part Bp. The maintenance procedure optimizing unit 1b of the management server A uses the work information 2a, the configuration information 2b, the logic information 2c, and the travel time information 2d to perform maintenance work including the travel time between the plurality of devices P to S. The procedure that takes the shortest time is derived as the optimal procedure.

The maintenance procedure optimizing unit 1b outputs the optimum procedure thus derived to the output device 5 and causes the communication device 3 to transmit it to the maintenance terminal T. FIG. As a result, the optimum procedure is output to the output device 5 of the management server A, and the optimum procedure is output to the output device t3 of the terminal T for maintenance.

The operator can understand the optimum procedure by confirming the output of the output device 5 and/or the output device t3. FIG. 5 is a screen display showing an example of output from the output device 5 and the output device t3.

At the same time as outputting such an optimum procedure, the maintenance procedure optimizing unit 1b also outputs the current element work (work step), that is, the operation stop of the third part Br that is the connection destination part of the first part Bp. A response instruction is transmitted to the response device (third response device Cr) of the third component Br that is set to . That is, the third response device Cr causes the LED to emit light and the buzzer to sound in accordance with the response instruction.

The worker confirms the position of the third part Br according to the response of the third response device Cr, and stops the operation of the third part Br. Then, the operator uses the input device t2 of the maintenance terminal T to input the end of this work step to the input device t2 when the operation stop of the third component Br is completed.

As shown in FIG. 5, the above work steps are completed by the operator putting a checkmark on the step operation contents displayed on the output device t3 of the maintenance terminal T. FIG. A step completion report is transmitted from the communication device t1 of the maintenance terminal T to the communication device 3 of the management server A, and is input from the communication device 3 to the maintenance procedure optimizing section 1b.

When the end of the work step is input, the maintenance procedure optimizing unit 1b performs the next element work (work step), that is, the response device of the first part Bp to stop the operation of the first part Bp (the first response device Cp) to respond. The operator confirms the position of the first part Bp according to the response of the first response device Cp and stops the operation of the first part Bp.

When the end of this work step is input, the maintenance procedure optimizing unit 1b selects the first part to be replaced with the part Bp′ in the next elemental work (work step), that is, the first part Bp. Bp's response device (first response device Cp) responds. The operator replaces the first part Bp with the part Bp' according to the response of the first response device Cp, and inputs the completion of this work step to the input device t2 of the maintenance terminal T. As a result, a series of maintenance work according to the optimum procedure derived by the maintenance procedure optimizing unit 1b is completed.

According to the first embodiment as described above, the maintenance information updating unit 1a of the management server A always updates the configuration information 2b and the logical information 2c stored in the storage 2 so as to be updated. Also, the maintenance procedure optimizing unit 1b of the management server A uses the work information 2a, the configuration information 2b, the logic information 2c, and the movement time information 2d stored in the storage 2 to optimize the plurality of devices P to S and the plurality of devices P to S. To derive the most efficient work procedure (optimal procedure) in consideration of the worker's travel time under the condition that the physical configuration and logical state of the parts Bp to Bs change.

Therefore, according to the first embodiment, in addition to providing the most efficient work procedure (optimal procedure) taking into consideration the movement time of workers between the plurality of devices P to S, the plurality of devices P to S and It is possible to provide a work procedure optimization device (management server A) and a work procedure optimization method that consider the physical configuration and logical state of a plurality of parts Bp-Bs.

[Second embodiment]
Next, a work procedure optimization device and a work procedure optimization method according to a second embodiment of the present invention will be described with reference to FIG. The work procedure optimization device according to the second embodiment is composed of a management server B and a maintenance terminal U shown in FIG.

That is, the management server E of the second embodiment is obtained by removing the maintenance procedure optimizing unit 1b from the management server A of the first embodiment as a functional component. A maintenance terminal U according to the second embodiment is obtained by adding a maintenance procedure optimizing unit 1b to the maintenance terminal T according to the first embodiment as a functional component.

Further, the work procedure optimization device according to the second embodiment is provided with the storage 2 of the first embodiment as a cloud 2A. That is, the cloud 2A of the second embodiment is communicably connected to the management server E and the maintenance terminal U, and stores work information 2a, configuration information 2b, logical information 2c, and travel time information 2d similar to those of the storage 2. Remember.

In this second embodiment, the maintenance information updating unit 1a of the management server E uploads the latest configuration information 2b and logical information 2c acquired by polling to the cloud 2A, and updates the configuration information 2b and logical information 2c on the cloud 2A. always up-to-date.

Then, when the worker selects maintenance work content through the input device 4 of the management server E or the input device t2 of the maintenance terminal U, the maintenance procedure optimization unit 1b of the maintenance terminal U downloads necessary information from the cloud 2A. By using it, the most efficient work procedure (optimal procedure) that takes into account the travel time of workers is derived.

According to the second embodiment, as in the first embodiment, it is possible to provide the most efficient work procedure (optimal procedure) in consideration of the worker's movement time between the plurality of devices P to S. In addition, it is possible to provide a work procedure optimization device (management server E and maintenance terminal U) and a work procedure optimization method that considers the physical configuration and logical state of a plurality of devices P to S and a plurality of parts Bp to Bs. can.

Finally, the minimum configuration of the work procedure optimization device according to the present invention will be described with reference to FIGS. 7 and 8. FIG. A work procedure optimizing device D with a minimum configuration includes at least an information updating unit 10 and a procedure optimizing unit 11 . The information updating unit 11 updates the configuration information and logic information among the work procedure information, work time information, travel time information, configuration information and logic information (step Sa). The procedure optimization unit 12 derives the optimum procedure based on the work procedure information, work time information, travel time information, configuration information and logic information (step Sb).

According to the present invention, it is possible to provide a work procedure optimization device, a work procedure optimization method, and a program that take into account not only the travel time between devices but also the physical configuration and logical state of devices and parts. .

A, E Management server Bp-Bs Parts Cp-Cs Response device D Work procedure optimization device N Communication line P-S Equipment T, U Maintenance terminal t1 Communication device t2 Input device t3 Output device 1 CPU
1a maintenance information update unit 1b maintenance procedure optimization unit 2 storage 2A cloud 2a work information 2b configuration information 2c logical information 2d travel time information 3 communication device 4 input device 5 output device 10 information update unit 11 procedure optimization unit

Claims (7)

work procedure information, work time information, travel time information relating to maintenance work for a plurality of devices, configuration information indicating connection relationships between a plurality of components provided in the plurality of devices, and operation states of the plurality of devices and the plurality of components; information updating means for updating the configuration information and the operation information among the operation information indicating
procedure optimization means for deriving an optimum procedure that minimizes the time required for the maintenance work based on the work procedure information, the work time information, the travel time information, the configuration information, and the operation information. Work procedure optimization device. 2. The work procedure optimizing device according to claim 1, wherein said information updating means and said procedure optimizing means are provided in a server. The information updating means is provided in the terminal,
2. The work procedure optimizing device according to claim 1, wherein said procedure optimizing means is provided in a server. 4. The apparatus according to any one of claims 1 to 3, wherein said information updating means updates said configuration information and said operation information by sequentially acquiring the latest configuration information and said operation information from a plurality of devices by polling. A work procedure optimization device according to any one of the preceding items. The work procedure optimizing device according to any one of claims 1 to 4, wherein said procedure optimizing means derives an optimum procedure in consideration of a worker's travel time. work procedure information, work time information, travel time information relating to maintenance work for a plurality of devices, configuration information indicating connection relationships between a plurality of components provided in the plurality of devices, and operation states of the plurality of devices and the plurality of components; an information updating step of updating the configuration information and the operation information among the operation information indicating
and a procedure optimization step of deriving an optimum procedure that minimizes the time required for the maintenance work based on the work procedure information, the work time information, the travel time information, the configuration information, and the operation information . Work procedure optimization method. A work procedure optimization device, which is a computer,
work procedure information, work time information, travel time information relating to maintenance work for a plurality of devices, configuration information indicating connection relationships between a plurality of components provided in the plurality of devices, and operation states of the plurality of devices and the plurality of components; information updating means for updating the configuration information and the operation information among the operation information indicating
A program that functions as procedure optimization means for deriving an optimum procedure that minimizes the time required for the maintenance work based on the work procedure information, the work time information, the travel time information, the configuration information, and the operation information .

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