JPS6294200A - Centralized supervisory and control equipment for linen supply plant - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention provides a display device for displaying monitoring status, such as C
The present invention relates to a centralized monitoring and control device for a linen supply plant using a CRT display device such as an RT color display.

[Conventional technology]

(1) As a means for monitoring the flow of linen in a linen supply plant, there is a means for monitoring the flow of linen by placing lamps on a fixed graphic panel and monitoring the flow of linen by the blinking state of the lamps. The main method employed was to monitor the flow of linen by means of TV cameras installed along the line.

(2) As a means for monitoring the status of each device in a plant, means for performing monitoring through manual work has been exclusively employed.

(3) As a means of summarizing the details of linen processing, etc., manual counting has been adopted.

(4) As a means of setting washing conditions for a tunnel washing machine, the operator determines the washing time, number of detergent additions, presence or absence of auxiliary agents, etc. according to the type of linen loaded, and sets the settings manually each time the type changes. Remedial measures were taken.

[Problem that the invention seeks to solve]

1) Monitoring means using a fixed graphic panel requires a large number of display lamps when there are many types of linen, and there is a problem that it is difficult to install the lamps due to space constraints and it is not possible to provide accurate display. was there. Furthermore, with the monitoring method using TV cameras, in order to accurately monitor the flow of linen, it is necessary to install a large number of TV cameras along the line, which poses a problem of where to install the TV cameras, and equipment costs. The problem was that it was bulky.

(2) With the method of manually monitoring the status of each piece of equipment in a plant, as the plant grows larger, it takes a long time to check the operating status of each piece of equipment and requires a great deal of effort. There was a problem.

(3) The method of manually tabulating the processing details of linen, etc. requires a lot of effort and has the problem of causing errors in tabulation or forgetting to tabulate.

(4) The method of resetting the washing conditions of a tunnel washing machine by setting the washing time, number of detergent injections, presence or absence of auxiliary agents, etc. each time the operator selects the washing conditions according to the type of linen thrown in is simply time-consuming. If different linens are present in the continuous flow machine at the same time, it is extremely difficult for the operator to manually change and set the optimal conditions for each linen, and there is a problem that setting errors may occur. Ta.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a centralized monitoring and control device for a linen supply plant having the following features.

(1) To have a monitoring means that can accurately monitor the flow of linen even when there are many types of linen, and also allows a monitoring display device to be installed without problems in terms of space and equipment cost.

(2) Even if the plant is large, the operating status of each separate device can be automatically checked in a short time, reducing labor.

(3) It is possible to automatically perform linen processing breakdowns, etc., without requiring much time and effort, and without the risk of tabulation errors or forgetting to tabulate.

(4) The washing conditions of the tunnel washing machine can be automatically set according to the type of linen, and even if different linens are present in the tunnel washing machine at the same time, it is possible to change and set the optimal conditions for each linen. First, there should be no setting errors.

[Means for solving problems]

In order to solve the above problems and achieve the objects, the present invention is characterized by taking the following measures.

(1) Using a CRT display device as a display device, the layout screen of the entire linen supply plant is displayed through control operations by the control means, and the flow of linen inside the plant is displayed by displaying each linen type, for example, by color. to monitor.

(2) Monitor the status of each device in the plant using a display screen.

(3) Using antibacterial methods, the number of inputs and outputs of linen, the weight of linens input, consumable materials, etc. are automatically recorded and reported on a daily basis.

Management data such as monthly reports and six-year reports can be displayed on the screen and can be printed out using a printer at any time.

(4) By storing the washing conditions of various types of linen in advance in the storage device of the control means, process control of the tunnel washing machine suitable for various types of linen can be performed.

[Effect]

By taking the above measures, the following effects occur. With a single CRT display, it is possible to monitor the flow of linen and the operating status of each piece of equipment throughout the plant. Furthermore, production control data such as daily reports, September reports, and annual reports are automatically aggregated, displayed on the screen, and printed out, eliminating the need for manual work. Furthermore, the washing conditions suitable for each type of linen are automatically set, and the tunnel washing machine can be operated automatically.

〔Example〕

The first section shows the layout screen of the entire factory displayed on the CRT display device. As shown in this layout screen, in this embodiment, two lines A and B are installed in the factory. Weighing conveyors 1 and 2 measure the weight of linen, such as sheets, backrests, towels, cloths such as tablecloths, and yukatas.

3 and 4 are input conveyors, and the linen after being weighed is transferred to a continuous washing machine, that is, a continuous flow I! This is a conveyor for feeding into 5.6.

The continuous flow ti5, 6 is known, for example, from Japanese Patent Application No. 58-66181, and has drive rings attached to both ends of the outer periphery of a cylindrical drum placed on rollers, and the axial center line of the drum is arranged horizontally and is configured to be swingable. Inside the drum, a spiral plate is attached along its inner circumferential surface, and each round of this spiral plate is divided into a plurality of tanks (12 tanks for the A line, 10 tanks for the B line).
tank) is formed. The linen is sequentially transferred by rotation of the drum over 360 degrees, undergoes a series of steps including pre-washing, rinsing, rinsing, and neutralization before being discharged to dehydrators 7 and 8.

The dehydrator 7.8 is a two-stage dehydrator known from Japanese Patent Application No. 56-169777, etc., or a Japanese Patent Application No. 57-13.
It is a one-stage dehydrator known from No. 6410 etc.,
This dehydrates linen through an elastic membrane.

The conveyors 9 and 10 dry the dehydrated linen.
! This is the conveyor that transports the items to 11 and 12. Dryer 11.
12 is a device for drying linen.

Calendar 13. Airochi 14. Folder 15 is drying 1
It is installed in the post-process of 111 and 12, and can be used depending on the type of linen. For example, sheets, backrest,
Yukatas, cloths, etc. are mainly used in Calendar 13. Irona 1
4, and the towel is transferred to folder 15.

FIG. 2 is a block diagram showing the configuration of the control means of this device. In FIG. 2, 20 is a CPtJ (Central Processing Unit) that performs the entire processing of this apparatus, including screen display, process control of various devices such as a continuous flow machine, automatic creation of production control data, and storage processing.

It performs printer output processing, etc. Reference numeral 21 denotes a storage device that stores process control data and production management related data for each device such as a continuous flow machine. 22 is an input keyboard, which is attached to the CPU 20 housed in a central monitoring operation box (not shown), and is pulled out by opening the upper door of the operation box each time it is used. conditions for varieties (10 varieties in this example), for example, linen varieties.

Settings such as where to discharge after drying, drying permission conditions, ■Detergent.

This is used to set initial conditions, such as setting of adjuvants, the amount and concentration of each time they are added, and (1) setting of the deadline date and month for monthly reports, annual reports, etc. Reference numeral 23 denotes a printer, which is an output device for printing out production management data such as a daily report, a February report, a biennial report, and the like.

Reference numeral 24 denotes a CRT display device consisting of a CRT color display, which displays on the screen various output information such as condition changes, error changes, system monitoring, and production control data.

Reference numeral 25 denotes an operation console, which is provided protruding from the front of a central monitoring box (not shown) and is connected to the CPU 20 via a control input/output device 26. This console 25 will be described later. Control input/output device! 26 is the above operation console 2
5 and each device control panel 27 to 32 and the CPU 20. Each equipment control panel 2
7 to 32 are control panels for various devices such as a continuous flow machine, a dehydrator, and a dryer. Among these, for example, the interconnector control panel 27 receives commands for cleaning conditions (the number of oscillations of the cylindrical drum, the cleaning temperature, the number of cleaning injections, whether or not to add an auxiliary agent, etc.) from the CPLI 20 via the control input/output device 26. given; continuous flow machine 5,
6 under the optimum conditions for linen. Conversely, the operating status of the communication machines 5 and 6 (operation 1 manual, abnormality, cleaning time, etc.) is transmitted to the CPU 20 via the control input/output device f26. Note that among the control means shown in FIG. 2, the CPU 20. The storage device 21, input keyboard 22, CRT 24, etc. may be configured by a personal computer or the like in which these are integrated.

FIG. 3 is a diagram showing the configuration of the operation console 25. As shown in FIG. As shown in FIG. 3, this console 25 has an error key 339, a classification key 349, a product type key 35. Function key 36. Numeric key 37. A return key 38 and the like are provided for switching various screens, printing out production management data, selecting linen types, etc.

Next, the usage and operation of this device configured as described above will be explained.

(1) First, the initial condition setting procedure using the input keyboard 22 will be explained. Open the upper door of the central monitoring operation box (not shown) and pull out the input keyboard 22. To set the linen type, discharge destination permission conditions, and drying permission conditions, an initial condition screen shown in FIG. 4 is displayed on the CRT display device 24.

Then, the user operates the input keyboard 22 while looking at this screen.

The initial condition setting screen shown in FIG. 4 shows a state where even the "sheet color" has been set. In addition, in the screen of Fig. 4, F1 to F10
is a display of function keys on the input keyboard 22. Fl is the permission condition key, F2 is the prohibition condition key,
F3 is an undefined key, F4 to F7 are keys to move to the set position,
F8 is a key for moving the setting position to the upper left of the table, F9 is a registration key after setting is completed, and Flo is a return key to the table of contents (not shown) on the initial condition setting screen.

For example, if the linen type is "sheet 1", select "Irona" 1 to 3" and "standby" as the discharge destination permission conditions, and select and set "semi-dry" and "slightly dry" as the drying permission conditions. . Similarly, initial conditions are sequentially selected and set for other linen varieties.

Continuing again! Set the amount and concentration of detergent and auxiliary agents in 15.6. Furthermore, the deadline date and deadline month for the monthly report and biennial report are set.

The contents set in this way are stored in the storage device 21. When the setting operation is completed, press the registration key F9 and the end key F10. The settings will then be registered.

<2) Next, the operating procedure at the start of work will be explained.

FIG. 5 is a flowchart showing the operating procedure at the start of work. As shown in FIG. 5, before starting the work, first turn on the power to the control unit of this system, and then press the F4 function key 36 and the numeric key 37 on the console 25.
Press "5". Then, on the CRT display device 24,
A system monitoring screen as shown in FIG. 6 is displayed. At the bottom of FIG. 6, signs that are commonly displayed on each screen to be described later are displayed. 40 “Error” Signs
is blue when switching to the error screen; normally it is black. The "abnormality" sign 41 turns red when there is an abnormality in any of the lines, and is usually black.

The "weighing abnormality" sign 42 turns pink when under-weighing or over-weighing occurs on the weighing conveyors 1 and 2, and is normally black. The "manual" sign 43 turns light blue when any of the lines is in the manual state, and is normally black. The "power" sign 44 is blue if all of the lines are in standby, and becomes black if any of the lines is not in standby.

Note that the color display of linen types and the like on each screen is also set in advance in the same way as the color display of the sign.

The display below "Automatic operation" on the system monitoring screen in Figure 6 is similar to the color display of the above-mentioned sign, the display 45 for "Self-help operation" is in green, the display 46 for "Manual operation" is in light blue, and the display 46 for "Abnormal stop" is in green. ” display 47 is set in red, and the “power” display 48 is set in blue.

At the same time as the system monitoring screen shown in FIG. 6 is displayed, the "weighing conveyor" display 49 etc. lights up in blue to display the standby status of each device. At this time, perform a power-on operation for devices that do not light up in blue. After confirming that power has been applied to all devices, automatic and manual monitoring is performed. For devices with a light blue manual display, change this to automatic mode. If there is equipment with a red abnormality indicator, take the prescribed repair measures for the equipment.

Next, a case will be described in which the linen processing conditions, that is, the standard conditions are changed using the standard condition screen shown in FIG. F4 and numeric key 3 of function keys 36 on console 26
When "6" of 7 is pressed, the standard condition screen shown in FIG. 7 (only the A line is shown in FIG. 7) is displayed. At this time, if the operator console 250 type key 35 is pressed before entering the standard conditions screen, the standard conditions preset for the corresponding linen (this example shows the case of sheet 1) will be displayed on the CRT display. Attire! 24. ”Then, the key number 1 column in the table on the screen turns red.

Before entering the standard condition screen, press the product type key 3 on the operation console 25.
If 5 is not pressed, press the linen type key 35 for the linen you want to change. At this time, the linen type whose standard conditions are being changed is displayed as "sheet 1" in the "variety" display 50, and the outside of O on the weighing conveyor 51 is lit in the color of the linen concerned. Note that the "variety" display 50 may be displayed in a color set in advance for each linen, that is, a linen color (for example, light blue in the case of sheet 1) as a background color. Rough weighing conveyor 51, dryer 5
2. Inside the circle of each device other than the discharge destination 53 (input conveyor 54, washing machine 55, dehydrator 56), the number of the discharge destination of the linen currently being processed (numbers "1" to "5" in Figure 6) is shown. ) is displayed and the linen color is lit. (In the present embodiment, "3" is displayed for the eye number 1.) When the key number is "1", the work instruction display 5 outside the lower left margin of the table
7, as shown in Figure 7, ``Please specify the number of rotations.''
The characters will be displayed. Therefore, when changing the conditions, the change operation is performed using the console 25, and the information is transmitted to the CPU 20 via the control input/output device 26. When the change is completed, the red display of the key number moves to the next item in sequence. Therefore, perform the same operation as above.

If the conditions do not need to be changed, pressing the return key 38 on the console 25 moves to the next item. Standard conditions can be changed for other products by performing the same operations as described above.

The condition change operation using the standard condition screen for the seventh cause described above can be performed while the interconnectors 5 and 6 are stopped.

Next, a case will be described in which the work line screen shown in FIG. 8 is used to monitor each device currently undergoing processing. If there is no need to change the standard conditions mentioned above, the work line screen, which is a normal monitor screen, will be displayed to show the weighing conveyor and charging conveyor currently being processed.

Monitor each condition of continuous flow machine and dehydrator. 58 in Figure 8
is the linen color display section mentioned above, and the color corresponding to each linen is lit. Reference numeral 59 is a display section for the linen discharge destination, and the numbers "1" to "5" in FIG. 6 are displayed. Among the devices on the work line above the linen color display section 58, for those currently processing linen, the linen color of the linen concerned is lit, the number of the discharge destination is displayed in a circle, and the linen color is displayed. '' display 50 displays the linen type on the weighing conveyor. The current processing conditions are also displayed for each processing condition such as the "cleaning time" display 60.

Next, a case will be described in which the linen setting conditions at an arbitrary point on a line are monitored using the arbitrary point screen shown in FIG.

When the return key 38 of the operation console 25 is pressed while the work line screen is being displayed, the arbitrary point screen shown in FIG. 9 is displayed. Note that this screen corresponds to the standard condition screen shown in FIG. 7 with the work instruction display 57 removed.

When the arbitrary point screen is displayed, the dehydrator 56 is moved from the weighing conveyor 51.
The numbers Nα1 to Nα15 are displayed inside the circles, so select any point you want to monitor, for example Nα4, on the console 25.
key in. Then, the Nα4 tank turns red, and the type of linen being processed in the Nα4 tank (sheet 1 in this example) is displayed in the "variety" display 50, and the table shows the linen being processed at an arbitrary point. Display processing conditions. If the return key 38 on the console 25 is pressed, the screen returns to the work line screen shown in FIG. 8, which is a normal monitor screen.

The above is the preparatory work at the start of work. When this preparatory work is completed, the operation shifts to the normal operation shown in FIG. 10.

(3) FIG. 10 is a flowchart showing the operating procedure during normal operation. In the state of the work line screen shown in Fig. 8, which is a normal monitor screen, press the type key 35 of the linen that you are about to place on the weighing conveyor, for example, the "Sheet 1" key, and place the same linen on the weighing conveyor. Start driving. The process control data such as the "sheet 1" processing conditions that have been set in the above (2) are sent from the CPU 20 to the continuous flow machine control panel 2 via the control input/output device 26.
7 etc. Each device, such as the continuous flow concentrate, is operated based on this data. While each device is being operated, position data of each linen and signals indicating the operating status of each device are input from the interconnector control panel 27 and the like to the CPU 20 via the control input/output device. Then, this information is processed and CR
7 displayed on the display device 24.

If it is desired to change the standard conditions only for the linen that is currently being processed, press Fl of the function key 36 of the console 25. Then, a condition change screen is displayed on the CR7 display device 24. The layout of this condition change screen is the same as the standard condition screen shown in FIG. However, the difference is that the outside of O of the weighing conveyor 51 is lit in red, and the work instruction display 57 changes to "Please specify condition change key number."

Next, when the key number to be changed is specified using the numeric keys 37 of the console 25, the number field of the specified item turns red, and the key number is entered using the console 25 according to the work instruction display 57.

If F4 of the function key 36 and "1" of the numerical key 37 of the operation console 25 are pressed here, the screen returns to the work line screen shown in FIG. 8, which is a normal monitor screen. There, linen is loaded onto the weighing conveyor and operation begins. As mentioned above, the changed processing conditions are effective only for the current linen and return to the standard conditions for the next linen and thereafter.

On the other hand, if it is desired to differentiate between customers for linen of the same type, by pressing the sorting key 34 on the operation console 25, a discharge destination can be selected and sorted even for linen of the same type. . Although not shown in the drawings, this sorting means may include, for example, a rotating lamp or a means that sounds a buzzer in front of the ironer.

In addition, if the linen is transferred from the weighing conveyor to the input conveyor under incorrect processing conditions, press the error key 33 on the console 25 to check the linen on the input conveyor.
This can be handled by changing the processing conditions in the same manner as on the condition change screen described above (however, replacing the weighing conveyor with the input conveyor).

(4) Next, the operating procedure at the end of the work will be explained with reference to the flowchart shown in FIG. The operator selects the weighing conveyor using the work line screen shown in FIG.

After confirming that there is no linen in the input conveyor, continuous flow machine, or dehydrator, turn on the power to the continuous flow machine and dehydrator.
Make it FF.

Next, when F4 of the function key 36 and "3" of the numeric key 37 of the operation console 25 are pressed, the layout screen of the entire factory shown in FIG. 1 is displayed on the CR7 display device 24.

Therefore, use this screen to confirm that there is no linen in the line after the dehydrator. If linen is present, remove all the linen outside and then turn off the power to each device.

Next, when F4 of the function key 36 and "5" of the numerical key 37 of the console 26 are pressed, the system monitoring screen shown in FIG. 6 is displayed. Then, check whether there is any device whose "power" display 48 is lit in blue. Then, when the power to all devices is turned off, turn off the power to the control means.
Make it. This completes the work.

(5) Next, the procedure for creating production control data will be explained. The CPtJ 20 is configured to automatically create a daily report, a monthly report, and an annual report when the date changes each day, and store the created contents in the storage device 21. Then, press F4 of the function key 36 on the operation console 25.
When you press "7" on the numeric key 37, a table of contents for production control items (not shown) will be displayed on the CR7 display device 24, so press various keys on the console 25 to display the daily report, February report, and annual report on CR1.
Display on a display device. This display content can be printed out by the printer 23 if necessary.

Regarding the handling of each screen explained in (2) to (5) above, by pressing F4 of the function key 36 and "○" of the numerical key 37 of the operation console 25, the guidance screen not shown can be changed to the CRT display. displayed on the water device 24. In this way, the operator can understand the combinations and procedures of each key on the console 25 and each screen.

According to the present embodiment described above, the following effects are achieved.

(1) A screen identical to the actual plant layout is created and displayed on the CRT display device 24, and the operating status of each device, linen flow, processing details, etc. are displayed in color, so the linen of the entire plant is displayed. It is possible to accurately check the flow and operating status without errors. the result,
This will be extremely effective for efficiently flushing linen and detecting abnormalities in plants.

(2) Data such as daily reports, September reports, and annual reports are automatically created and can be displayed and printed out, so they can be effectively utilized for production management.

(3) By pre-memorizing the processing conditions of various linens in the storage device 21 of the control means, it is possible to control the process of a compound machine, etc., and it is possible to perform processing with a high degree of freedom suitable for each linen. This can improve the cleaning effect.

Note that the present invention is not limited to the above embodiment,
Of course, various modifications can be made without departing from the spirit of the invention.

〔Effect of the invention〕

According to the present invention, it is possible to monitor the flow of linen and the operating status of each device in the entire plant using a single display device. In addition, annual production management information such as daily reports, monthly reports, and annual reports are automatically compiled, displayed on the screen, and printed out, so manual work is not required. Washing conditions suitable for various types of linen are automatically set, making it possible to automatically operate the continuous flow washing machine. Therefore, (1) we have a monitoring means that can accurately monitor the flow of linen even when there are many types of linen, and can also install a monitoring display device without any problems in terms of space or equipment cost; (2) ) Even if the plant is large, the operating status of each piece of equipment can be automatically checked in a similar amount of time, reducing labor. (3) Linen processing details can be automatically performed, reducing time and effort. (4) The washing conditions of the compound machine can be automatically set according to the type of linen, and when different linens are present in the compound machine at the same time. However, it is possible to provide a centralized monitoring and control device for linen supply plants that can change and set the optimal conditions for each linen and prevent setting errors from occurring.

[Brief explanation of drawings]

Figures 1 to 11 are diagrams showing one embodiment of the present invention, with Figure 1 showing a layout screen of the entire factory displayed on a CRT display device, and Figure 2 showing the configuration of the control means. Block diagram, Figure 3 is a plan view showing the configuration of the operation console, Figure 4 is C
A diagram showing an initial condition setting screen displayed on an RT display device,
Figure 5 is a flowchart showing the operating procedure at the start of work, Figure 6 is a diagram showing the system monitoring screen displayed on the CRT display, and Figure 7 is a diagram showing the standard condition setting screen displayed on the CRT display. , FIG. 8 is a diagram showing the work line screen displayed on the CRT display device, FIG. 9 is a diagram showing the arbitrary point screen displayed on the CRT display device, and FIG. 10 is a flowchart showing the operating procedure during normal operation. , FIG. 11 is a flowchart showing the operating procedure at the end of the work. 1.2... Weighing conveyor, 3.4... Feeding conveyor, 5.6... Compound machine, 7, 8... Dewatering, 9.10
...Conveyor, 11.12...Drying line, 13.
... Calendar, 14... Irona, 15... Folder, 20... CPU (Central Processing Unit), 21.
...Storage device, 22...Input keyboard, 23...
Printer, 24...CRT display device, 25...In operation. Applicant's sub-agent, patent attorney Takehiko Suzue, second prisoner, Figure 3, Figure 4, commuting to Doman Yunjukui, Figure 5, Figure 10, Figure 11, procedural amendments, Showa year, 6 mountains, 12...

Claims (1)

[Claims] A data setting means for presetting various data such as linen processing conditions, linen flow data, and linen colors; a production management data creation means for automatically creating production management data; and various data set by the data setting means and production management. a storage device that stores production management data created by a data creation means; a control input/output device that connects the storage device, the data setting means, and each equipment control panel of the plant; and the linen processing conditions. 1. A centralized monitoring and control device for a linen supply plant, comprising: a CRT display device that displays output information such as plant operation status and production control data; and a printer that prints out the display contents of the CRT display device.