JPH1153024A - Operation instruction and support system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To smoothly change operation lines by classifying element operations of a scenario file according to the input person number of a worker number input means and obtaining the operation classification of a worker, and displaying the contents of an element operation information file on the terminal device of the worker. SOLUTION: Element operation names, element operation standard times, and element operation information file names are stored in the scenario file 1 and on the contents of 2 of an element operation information file of element operations allocated based on the scenario file 1 are displayed on a terminal device 3. Then an operation classification acquiring means 5 classifies the element operations of the scenario file 1 according to the input person number of the worker number input means 4 to obtain the operation classification of a worker and displays the contents of the element operation information file 2 allocated with the operation classification on the terminal device of the worker 3. Consequently, the scenario file need not be replaced or altered and even if the number of workers changes during operations, the operation classifications can be changed immediately.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work line in which a plurality of workers sequentially add work to a work object and perform a predetermined work.
The present invention relates to a work instruction / support system that changes work allocation so that the work time of each worker is balanced according to the number of people, and provides work instructions / support to each worker.

[0002]

2. Description of the Related Art Conventionally, as a work instruction / support system for a work line of this kind, for example, a work line of an FA manufacturing factory, work instruction / support information is displayed on a terminal device thereof at the request of an operator. Systems are known.

A conventional work instruction / support system will be described with reference to FIGS.

FIG. 6 shows a general configuration example of a work instruction / support system. In FIG. 6, on the production line 11,
Terminal devices 3-1, 3-2, 3- for each work station
3, ‥‥ are arranged, and workers 12-1, 12-2, 12
-3, ‥‥ work. Each terminal device 3-1, 3-
2, 3-3 and ‥‥ are connected to the server 13. The database 6 on the server 13 side stores element work information files (images,
Files such as voice and text) and a scenario file created for each product number.

[0005] Each of the terminal devices 3-1, 3-2, 3-3,.
Also, the bar code readers 4-1 4-2, 4-3,... Disposed along the production line 11 and the sensor 7-
1, 7-2, 7-3,... Are connected, and the bar code readers 4-1 4-2, 4-3,. ) Is read and the product number of the product is input to the terminal device, and the sensors 7-1, 7-2, 7-3,.
When the work object passes in front of it, the start and end events of the work are transmitted to the terminal devices 3-1 and 3-
Input to 2,3-3, ‥‥.

FIG. 7 shows an example of a conventional scenario file. In this scenario file 9, an element work name 91, an element work information file name 92, a file reproduction time 93, and a work division 94 are recorded in the order of work. “Work 1” of the element work name 91 has the work division 94 of “1”, and the work instruction / support information of the element work is an element work information file name “FIL”.
E1 "and the playback time of the file is" 3000 "
ms ”, and the work category of the worker“ 1 ”is“ work 1 ”.
To "Work 5" are recorded.

One scenario file is created for each product number, that is, as many scenario files as the number of product numbers are created.

During the operation of the work line, for example, the worker 12-1
Is notified to the worker 12-1 in the following manner. First, the barcode reader 4
When the product number A of the work object to which -1 has been conveyed is read,
The product number A is sent from the terminal device 3-1 to the server 13,
The scenario file A of the product number A is selected from the database 6 and downloaded to the buffer 8-1 of the terminal device 3-1. Next, when the sensor 7-1 detects the passage of the work target and a start event is input to the terminal device 3-1, the corresponding element work information is referred to by referring to the scenario file A downloaded to the buffer 8-1. File "F
ILE1 "is requested from the server 13, and the element work information file" FILE1 "of the database 6 is downloaded to the buffer 8-1 of the terminal device 3-1.
The content is reproduced and displayed on the display device, and is used for work instructions and support for the worker. "F" for worker "1"
In the same manner, the contents are sequentially displayed on the display device of the terminal device 3-1 from “ILE2” to “FILE5”. When the sensor 7-1 detects the end of the work and inputs an end event to the terminal device 3-1, the display is stopped.

[0009]

However, such a conventional work instruction / support system has the following problems.

That is, due to a change in the production plan, the number of workers on the production line often changes even in a production line of the same type. In this case, the work division assigned to the initially set number of workers is recorded in the work division item of the scenario file. Therefore, it is necessary to change this scenario file or replace it with another scenario file that has been prepared in advance and has a different number of workers. Must.

The present invention has been made in view of the above-mentioned problems in the conventional work instruction / support system, and has only one scenario file for each product number, and can change the number of workers. By responding immediately,
It is an object of the present invention to provide a work instruction / support system that allows a work line to be changed smoothly.

[0012]

In order to achieve the above object, the invention of claim 1 is configured as shown in FIG.
Scenario file 1 storing element work name, element work standard time, and element work information file name in work order, and element work information file 2 corresponding to the above element work information file name
In the work instruction / support system for displaying the contents of the element work information file 2 of the element work assigned based on the scenario file 1 on the terminal device 3 of the worker, the number of workers inputting the number of workers Means 4 and a work category acquiring means 5 for dividing the elementary work of the scenario file 1 according to the number of persons input by the number of workers input means 4 to obtain a worker's work category. The contents of the element work information file 2 are displayed on the terminal device 3 of the worker.

According to a second aspect of the present invention, in the first aspect of the present invention, the scenario file records a plurality of sets of the work divisions of the element work according to the number of workers, and the work division acquisition means matches the input number of persons. It is characterized in that the work division of the number of working persons is obtained.

According to a third aspect of the present invention, in the first aspect of the present invention, the work division obtaining means sorts element work from the input number of persons and the element work standard time of the scenario file,
It is characterized by obtaining the work division of the worker.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to FIGS. 3, 4 and FIG. 6 used in [Prior Art].

[First Embodiment] FIG. 2 is an explanatory diagram illustrating a scenario file showing a first embodiment of a work instruction / support system according to the present invention.

In FIG. 2, scenario file 1-1
Are, in the order of work, an element work name 110, an element work information file name 111, an element work standard time 112,
A plurality of sets of work divisions (work divisions 113-2, 113-3, and 区分) of the element work according to (N = 2, 3, ‥‥) are recorded. In the example of FIG. 2, “work 1” of the element work name 110 is the number of workers 113-2, 113-3, and 113-4.
In each case, the work category is “1” (assignment of the first worker), the work instruction / support information of the work is in the work file name “FILE1”, and the work of the work is The standard time is “3000 ms”, and the work division of the first worker is “work 1” to “work 5” when the number of workers is 2, and “work” when the number of workers is 3 and 4. From "1" to "operation 3" are recorded.

When the number of workers is two, five element works of "work 1" to "work 5" (standard work time 17100 ms)
The work is divided into 5 work (standard work time 17600 ms) of “work 6” to “work 10”. When the number of workers is 3, the work is divided into 3 work of “work 1” to “work 3” ( Standard work time 9000 ms) and "Work 4" to "Work 7"
And the three element work of “operation 8” to “work 10” (standard operation time of 13400 ms).
Even if the number of workers changes, for example, the work is divided into 300 ms), the standard work time of each work division is distributed as balanced as possible.

In this embodiment, a scenario file 1-1 and an element work information file 2 corresponding to the element work information file name 111 of the scenario file 1-1 are set.
Are all stored in the database 6 of FIG. Also, bar code readers 4-1 4-2, 4-3,.
Also serves as the number-of-workers input means 4 (see FIG. 1), and when the number of workers (for example, 4) is input from the barcode reader 4, the input terminal devices 3-1, 3-2, 3-3,
The work section acquisition means 5 (see FIG. 1) in the parentheses operates.
That is, the work category acquisition unit 5 checks the scenario file 1-1 of the corresponding product number according to the input number of workers, and determines the work categories 113-2, 113-3, 113-4,.
By adopting the division of the work section 113-4 from among the elements, the element work is classified to obtain the work division of the worker.

This operation will be described in more detail with reference to the flowchart of FIG.

For example, when the product number A is read from the bar code reader 4-2 at the work station assigned to the second work, in step 301, "input is performed" (yes)
In step s), the process proceeds to step 302. Since the input is not the “start event” (no), the process proceeds to step 303. Since the input is not the “end event” (no), the process proceeds to step 304. Here, since the input is “part number”, the result is (yes) in step 304, and in step 305, the scenario file 1-1 of the part number A is transferred from the database 6 via the server 13 and the terminal device 3-2 to the buffer 8-
2 is downloaded.

Bar code reader (work number input means) 4
When the number of workers "4" is input from "-2", the same path as that in the case of reading the part number is passed halfway, the result is (no) in step 304, (yes) in step 306, and the number of workers "4" in step 307. In buffer 8-2
To the number of people variable.

Next, when a start event is input from the sensor 7-2, the flow goes through step 301 (yes) to step 302 (yes), and in the next step 308, the scenario file 1-1 is already stored in the buffer 8- 2 Scenario File OK
(Yes) "and proceeds to step 309, where" input of the number of workers (number of workers) "in the buffer 8-2 has been completed, so that the answer is" yes ". Upon operation, the user selects the “work 4” category of the scenario file A that matches the input number “4”, and obtains “work 4 and work 5” for the terminal device 3-2 according to this category. Then, the corresponding element work information files “FILE4” and “FILE5”
Sequentially from the database 6, the server 13, the terminal device 3
After that, the files are downloaded to the buffer 8-2, and the work instruction / support information of these files "FILE4" and "FILE5" is sequentially displayed on the terminal device 3-2.

When an end event is input from the sensor 7-2, the process goes through steps 301 and 302 to (yes) in step 303, and ends.

[Modification 1 of Embodiment 1] When work objects of the same product number flow through the production line, the number of workers “4” is obtained from the bar code reader 4-2 of the work station assigned to the second work. By inputting, work instructions and support information relating to the change of the number of workers can be displayed on all the work stations. In this case, the download destination of the scenario file 1-1 in step 305 and the download destination of the element work information file 2 in step 309 are the buffers 8-1, 8-2, and 8-3 of each terminal device.
It becomes ‥‥.

[Modification 2 of Embodiment 1] When work objects of the same product number flow through the production line, the number of workers input means 4 and the work section acquisition means 5 are provided on the terminal side as described above. 13 side. in this case,
The number of workers is input using an input device 14 such as a keyboard and a mouse of the server 13. The download destination of the scenario file 1-1 in Step 305 and the download destination of the element work information file 2 in Step 309 are the buffers 8-1, 8-2, 8-
It becomes 3 ‥‥.

When the number-of-workers input means 4 and the work division obtaining means 5 are provided on the server 13 side, the scenario file 1-1 and the element work information file 2 are further downloaded to a storage device in the server 13. Alternatively, the work instruction / support information may be displayed on the display device of the server 13. In this case, the work instruction / support information to be displayed on the display device of the server 13 can be displayed either all in sequence corresponding to the scenario file 1-1 or can be displayed by designating the work sharing.

[Modification 3 of Embodiment 1] When work objects having different part numbers flow randomly on the production line, the number of workers input means 4 and the work section acquiring means 5 are provided on the server 13 side as described above. , The product number and the number of workers are input from the input device 14, and the input product number is input to each terminal 3-
1, 3-2, 3-3} and separately read from the bar code readers 4-1 4-2, 4-3}, and when the recorded part number matches, the next Step 310 is executed at the start event.

[Second Embodiment] FIG. 4 is an explanatory diagram illustrating a scenario file showing a second embodiment of the work instruction / support system according to the present invention.

In FIG. 4, a scenario file 1-2 is shown.
The element work name 110, the element work information file name 111, and the element work standard time 112 are recorded in the work order, and the work classification of the element work according to the number of workers N (N = 2, 3,...) It has an empty field work section 113 for recording. In the example of FIG. 4, “work 1” of the element work name 110 has the work instruction / support information of the element work in the element work information file name “FILE1”, and the element work standard time of the element work is “3000 ms”. "
For “Work 2”, the work instruction / support information of the element work is in the element work information file name “FILE2”, and it is recorded that the element work standard time of the element work is “4800 ms”.

In this embodiment, the scenario file 1-2 and the element work information file 2 corresponding to the element work information file name 111 of the scenario file 1-2 are set.
Are all stored in the database 6 of FIG. Also, bar code readers 4-1 4-2, 4-3,.
Also serves as the number-of-workers input means 4 (see FIG. 1), and when the number of workers (for example, 4) is input from the barcode reader 4, the input terminal devices 3-1, 3-2, 3-3,
The work section acquisition means 5 (see FIG. 1) in the parentheses operates.
In other words, the work section acquiring means 5 determines the standard work time of each work section from the input number "4" and the element work standard time 112 of the scenario file 1-2 such that the standard work time of each work section is as balanced as possible. To obtain a work category, which is written in the work category 113 of the scenario file 1-2.

This operation will be described in more detail with reference to the flowchart of FIG.

In the flowchart of FIG. 5, the same steps as those in FIG. 3 are denoted by the same reference numerals, and description thereof will be omitted.

For example, when the product number A is read from the bar code reader 4-3 at the third work station, the scenario file 1-2 of the product number A is read from the database 6 in step 305, from the server 13, the terminal device, and the like. The data is downloaded to the buffer 8-3 via 3-3. Also, a bar code reader (operating person input means) 4-
When the number of workers “4” is input from 3, Step 307
Then, "4" is substituted for the number of people variable in the buffer 8-3.

Next, when a start event is input from the sensor 7-3, the process proceeds from step 309 (yes) to step 510, where element works are sorted out as follows. Work 10) to 4
Work name 11 of scenario file 1-2
Write to 3.

That is, if each worker shares [sum of the standard operation times 112 of the scenario file 1-2 / 4/8675 ms], the work division becomes the most balanced work division. The work is divided into four, and the standard time of element work adjacent to the divided element work is added.
The work division is set so that the share of each worker is a value as close as possible to this 8675 ms.

In this case, 9 of “operation 1” to “operation 3”
000 ms, 11,000 m for “Work 4” to “Work 6”
Since s, 7700 ms of “Work 7” and “Work 8” and 7000 ms of “Work 9” and “Work 10” are the most balanced work categories, the work categories of “Work 1” to “Work 3” 1, the work category of “work 4” to “work 6” is 2, the work category of “work 7” and “work 8” is 3,
The work category of “work 9” and “work 10” is set to 4.

In the next step 310, as in the first embodiment, the work category obtaining means 5 is operated, and the work category 113 of the scenario file A that matches the input number "4".
, The user selects his / her work category “3” to obtain “work 7” and “work 8”. Then, corresponding element work information files “FILE7” and “FILE8” are sequentially stored in the database 6 from the server 13 and the terminal device 3-3.
Are downloaded to the buffer 8-3, and the work instructions of these files “FILE7” and “FILE8”
The support information is displayed on the terminal device 3-3.

When an end event is input from the sensor 7-3, the flow goes through steps 301 and 302 to (yes) in step 303 and ends.

As in the first embodiment, the number of workers input means 4 and the work section acquiring means 5 may be provided on the server 13 side.

[0041]

As will be understood from the above description, according to the work instruction / support system according to the present invention, it is not necessary to replace or change a scenario file which was required conventionally, and the number of workers during the work is reduced. In the case of a change, the work division can be changed immediately, and work instructions and support in the new work division can be promptly performed, so that the operation can be shifted to the new work division without confusion.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a work instruction / support system according to the present invention.

FIG. 2 is an explanatory diagram illustrating a scenario file of the work instruction / support system according to one embodiment of the present invention;

FIG. 3 is a flowchart illustrating an embodiment of a work instruction / support system according to the present invention.

FIG. 4 is an explanatory diagram illustrating a scenario file of another embodiment of the work instruction / support system according to the present invention.

FIG. 5 is a flowchart illustrating another embodiment of the work instruction / support system according to the present invention.

FIG. 6 is a block diagram showing a work instruction / support system.

FIG. 7 is an explanatory diagram illustrating a scenario file of a conventional work instruction / support system.

[Explanation of symbols]

1, 1-1, 1-2 Scenario file 2 Element work information file 3, 3-1, 3-2, 3-3 Terminal device 4 Working person input means 4-1 4-2, 4-3 Bar code reader (Work number input means) 5 Work section acquisition means 6 Database 7-1, 7-2, 7-3 Sensors 8-1, 8-2, 8-3 Buffer 13 Server 14 Input device

Claims (3)

[Claims] 1. A scenario file that stores an element work name, an element work standard time, and an element work information file name in the order of work, and an element work information file corresponding to the element work information file name. In the work instruction / support system for displaying the contents of the element work information file of the element work assigned based on the worker's terminal device, the number of workers input means for inputting the number of workers, And a task category obtaining means for classifying the component tasks of the scenario file in accordance with the task category to obtain the task category of the worker, and displaying the content of the element task information file assigned by the task category on the terminal device of the worker. A work instruction and support system characterized in that: 2. The method according to claim 1, wherein a plurality of sets of work divisions of the element work corresponding to the number of workers are recorded in the scenario file, and the work division obtaining means obtains the work divisions of the number of workers corresponding to the input number of workers. The work instruction / support system according to claim 1. 3. The work instruction according to claim 1, wherein the work division obtaining means obtains the work division of the worker by allocating the element work from the input number of persons and the element work standard time of the scenario file.・ Support system.