JP3061075B2 - Factory equipment monitoring system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a factory equipment monitoring system, and more particularly to a factory equipment monitoring system capable of promptly responding to an abnormal situation.

[0002]

2. Description of the Related Art Conventionally, as an equipment monitoring system in a factory,
There are devices for controlling and monitoring the abnormal situation and the normal operation of various facilities. For example, as shown in FIG. 3, the above-mentioned facility monitoring system in a printed wiring board manufacturing facility is an outdoor facility for controlling and monitoring the amount of the plating solution storage tank 40 as an outdoor facility and the operation status of the circulation pump 41. A dedicated control panel 4 is provided. The control panel 4
Has an indicator 49 such as a liquid level gauge and a pressure gauge, and a lamp 48 and a buzzer 47 for notifying an abnormal situation.

On the other hand, a plating bath 50, a delivery pump 51, a plating plate drying conveyor device 52, and a power supply room 53 are provided in the factory room. And the plating bath 5
A control panel 5 dedicated to the room for controlling and monitoring various plating conditions such as 0, for example, information on a liquid temperature, a liquid pressure, a pH, a flow rate and the like, and an operation state and an abnormal state of the plating plate drying conveyer device 52 are provided. ing. The control panel 5 has a display 59 such as various meters such as an ammeter, a voltmeter, and a flow meter. Then, the outdoor control panel 4 and the indoor control panel 5
Has an indicator for detecting an abnormal situation, for example, failure of the facility or occurrence of an abnormal situation as the operation information of the various facilities, and displaying an alarm such as a buzzer 57 or a lamp 58.

[0004]

However, the above prior art has the following problems. That is, both the outdoor control panel 4 and the indoor control panel 5 in the above-mentioned conventional factory equipment monitoring system are installed and fixed at predetermined locations. Therefore, when the operator is not near the control panels 4 and 5, it is impossible to know the warning of the buzzer 57, the lamp 58 and the like. As a result, there is a case where the failure repair of the equipment or the abnormal situation is not noticed or the response cannot be promptly performed.

[0005] On the other hand, in order to know the alarm, the operator must go to the installation location of the control panel or always wait near the control panel. In this case, the operator cannot carry out various operations other than patrol in the factory or control and monitoring work, for example, transportation and procurement of raw materials. As a result, the operator cannot leave the vicinity of the control panel, and the range of its operation is significantly restricted. The present invention has been made in view of such conventional problems, and has as its object to provide an equipment monitoring system in a factory that allows a wide range of activities of an operator and can quickly respond to abnormal situations.

[0006]

The present invention comprises a control panel for controlling and monitoring the operation status of various facilities in a factory, and a pocket alarm carried around the operator's body. It has a controller for inputting information and controlling the normal operation of various facilities, a receiver for receiving information from the pocket alarm, and a transmitter for transmitting information to the pocket alarm. A transmitter for transmitting information to the control panel, a receiver for receiving information from the control panel,
Character information content, symbol, and a display unit for visual display by color or the like, becomes to have a an alarm transmitting device, from the control board
When information is caught, it will be used as a pocket alarm transmitter.
It is designed so that necessary instructions can be transmitted to the control panel.
In factory facility monitoring system characterized in that form.

The most remarkable feature of the present invention consists of a control panel for controlling and monitoring the operation status of various facilities in a factory, and a pocket alarm carried around the operator. The pocket alarm has a transmitter and a receiver for transmitting information to and from the control panel, and a receiver for receiving information from the control panel and a visual display of the information. made to have a display and alarm transmission means, the above-mentioned system
Pocket alarm when information from the board is caught
The necessary instructions can be sent to the control panel
That is to say,

The control panel has, for example, a programmable controller (PC). This PC basically has three major functions of collecting, processing, and providing information. For example, it has a logical operation, a timer, a counter, and information input / output / processing functions, is relatively small, and performs data processing management quickly. In addition, the control panel has a patrol light to notify abnormal situations.
Is preferably provided. Such patrols include :
There are lamp indications such as red, yellow, and green. As the pocket alarm, for example, a small-sized receiver that uses radio waves of a specific frequency and is automatically selected and called by a control panel wirelessly is used. This receiver has a display for visually displaying information contents by characters, symbols, colors, and the like, and an alarm transmitting means. That is, when the control panel detects an abnormality, the pocket alarm is automatically called up by the transmitter of the control panel, and the above-mentioned display is made.

A display device such as a liquid crystal (LCD) is used as the display device capable of visual display. This LCD
Exerts an electro-optic effect due to a change in molecular arrangement when a stimulus such as electric energy is applied from the outside. In addition, utilizing the electric field effect, which is one of the electro-optical effects, a color is formed by a change in the arrangement of two or three color dyes having different light absorptivity dissolved in a liquid crystal. Therefore, the LCD has a digital display function of characters, symbols, and the like with various colors such as red, yellow, and green in response to the patrol light, for example.

[0010] As the above-mentioned alarm transmitting means, an information communication means is used which displays an intermittent sound such as a buzzer or a bell. The abnormal situation includes, for example, important information for notifying a failure or a stop state of various facilities, or mild to moderate information for notifying an abnormal input of raw materials, a change over time, and the like. And, these information are the above-mentioned Patlite, LC
It is displayed by visual display means such as D. In addition, the information includes, in addition to the above, operation information as to whether or not various facilities are operating normally, communication items, and other message information. The abnormal situation is controlled and monitored by an abnormal monitor personal computer, for example, and processed.

It is preferable that the control panel is provided with an indicator for displaying an operation status . Such indicators include, for example, thermometers, pressure gauges, flow meters, liquid level meters, voltmeters,
There are various meters such as ammeters. As the above transmitter,
For example, there are a local wireless system (business wireless), a wireless transmitter connecting a cordless telephone line and a transmitter terminal, and a personal wireless system.

It is preferable that the number of the control panel and the pocket alarm is plural. As a result, the information transmission network becomes dense, and the information transmission is ensured. In addition, common information can be simultaneously and accurately transmitted to many people. In addition, the control panel and the pocket alarm have both a transmitter and a receiver that enable transmission and reception (communication) alternately.
You. As a result, the transmission of information is ensured, and it is possible to more quickly respond to abnormal situations.

[0013]

In the present invention, the facility monitoring system in the factory comprises a control panel and a pocket alarm. And the control panel includes a controller and a pocket alarm.
And a transmitter for communicating information between the receiver and the receiver . The pocket alarm has a transmitter and a receiver for transmitting and receiving information to and from the control panel , a display for visually displaying information content, and an alarm transmitting means. Therefore, when an abnormal situation occurs in various facilities in the factory, this information is first collected in the control panel. The information is then transmitted wirelessly by the transmitter to the pocket alarm receiver. Then, the pocket alarm informs the operator by both the display for visually displaying and the alarm transmitting means for audibly displaying. Therefore, the transmission of information becomes more reliable.

Since the pocket alarm is always carried around the operator, the operator does not need to always wait near the control panel. You can know quickly. Therefore, in response to an abnormal situation, the operator sends the relevant equipment (pump, processing tank, etc.)
You can rush directly and respond quickly. Also,
When the operator catches information from the control panel,
The transmitter for the bucket alarm allows the control panel
You can send instructions to avoid the crisis. In addition, it is possible to avoid an operation stop or the like due to an abnormal situation such as a failure of various facilities in the factory, so that safe work can be continued and productivity can be improved. Therefore, according to the present invention, it is possible to provide an in-plant equipment monitoring system that can widen the range of activities of an operator and can quickly respond to abnormal situations.

[0015]

【Example】

Embodiment 1 A factory equipment monitoring system according to an embodiment of the present invention will be described with reference to FIG. This system is applied to the printed wiring board manufacturing apparatus shown in the conventional example. As shown in FIG. 1, the factory equipment monitoring system according to this embodiment includes five control panels 11 to 15 for controlling and monitoring the operation status of various equipment in the factory, and eight pocket alarms to be carried around the operator. 21 to 28. The control panels 11 to 15 input operation information of various facilities in factories such as outdoors and indoors, and control the normal operation of various facilities by a programmable controller 115 to 115.
155 and indicators 113 to 153 for displaying the operation status. The above-mentioned various facilities are arranged similarly to the conventional example (see FIG. 3).

The control panels 11 to 15 are provided with patrol lights 111 to 151 for reporting abnormal situations and transmitters 112 to 1 for transmitting information to the pocket alarms 21 to 28.
52. In addition, the pocket alarms 21 to 28
Has receivers 212 to 282 for receiving information from the control panels 11 to 15. LCDs 215 to 285 for visually displaying information contents by characters, symbols, colors, and the like.
And vibration control units 214 to 284 as alarm transmission means.

Further, the control panels 11 to 15 have programmable controllers 115 to 155 as shown in FIG. The indicators 113 to 153 include a thermometer, a pressure gauge, a flow meter, a liquid level meter, a voltmeter, and an ammeter. The transmitters 112 to 152 use terminals as private radios. Then, the transmitters 112 to 15
2 have antennas 110 to 150, respectively. The pocket alarms 21 to 28 further include antennas 211 to 281 and main control units 213 to 28, as shown in FIG.
And 3.

The vibration controllers 214 to 284 emit intermittent sounds. In addition, the LCDs 215 to 285 display "No. 1 belt conveyor emergency stop", "No. 2 pressure abnormality of plating solution pressure gauge" as relatively serious abnormal situations,
A digital display such as "No. 8 Dryer negative pressure error" is displayed. In addition, these digital displays are displayed with a warning in red.

The LCDs 215 to 285 are provided with "No. 1 belt conveyor loading abnormality", "No. 2 plating solution recycling abnormality", and "No. It displays a yellow digital display such as "board full". In addition, the normal operation of various facilities and the notices are displayed in green digitally. And
The digital display automatically disappears after a certain period of time (for example, 30 minutes) even if there is no other reception. Also, the old display is automatically replaced with the new display. In FIG. 1, reference numeral 40 is a plating solution storage tank, 41 is a delivery pump, 50 is a plating bath,
52 is a plating plate drying conveyor and 53 is a power supply room.

Next, the function and effect will be described. In this example, when an abnormal situation occurs in various facilities in the factory, this information is first collected in the programmable controllers 115 to 155 of the control panel. Next, this information is displayed by the patrol lights 111 to 151 of the control panels 11 to 15 and transmitted wirelessly by the transmitters 112 to 152 to the receivers 212 to 282 of the pocket alarms 21 to 28.
Conveyed to. And the above information is displayed on the LC
D215 to 285 and the vibration control units 214 to 284 as alarm transmission means are transmitted to the operator.

Since the pocket alarms 21 to 28 are always carried around the operator, the operator can quickly know the operating information such as the abnormal situation at any time anywhere in the factory. Therefore, the operator can rush directly to the corresponding equipment (pump, processing tank, etc.) and quickly respond to an abnormal situation. Therefore, according to this example, the range of activity of the operator can be widened, and an abnormal situation can be quickly dealt with. For this reason, it is possible to avoid a stop of operation due to an abnormal situation such as a failure of various facilities in the factory, to enable continuation of safe work, and to improve productivity. The control panels 11 to 15 and the pocket alarms 21 to 28 are plural. for that reason,
The information transmission network becomes dense, and the information transmission is ensured. Also, common information can be simultaneously and accurately transmitted to many people.

Embodiment 2 In this embodiment, instead of the pocket alarm 2 in the first embodiment, a pocket alarm 3 which can be transmitted and received to and from a transmitter of a control panel is used. As shown in FIG. 2, the pocket alarm 3 includes a receiver 32, an antenna 31, a main controller 33, a vibration controller 34, and a display 35.
, A transmitter 36 is provided. Others are the same as the first embodiment. The transmitter 36 is of a personal wireless device type, and can be used for transmission and reception together with the receiver 32.

Therefore, as shown in FIG. 2, for example, the transceiver 116 in the control panel 11 (FIG. 1) can alternately transmit and receive (communicate) with the operator. Therefore, according to this example, it is possible to transmit instructions and communication items during patrols and operations in the factory, and to respond more quickly to abnormal situations that occur in various facilities in the factory. it can. Further, the same effect as in the first embodiment can be obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram of an in-plant equipment monitoring system according to a first embodiment;

FIG. 2 is a block diagram showing a pocket alarm according to the second embodiment.

FIG. 3 is a block diagram showing a control monitoring state of various facilities in a factory in a conventional example.

[Explanation of symbols]

 11-15. . . Control panel, 111-151. . . Patlite, 112-152. . . Transmitter, 113-153. . . Display, 21-28. . . Pocket alarm, 212-283. . . Receiver, 213-283. . . Main control unit, 214-284. . . Vibration controller, 215 to 285. . . LCD, 3. . . Pocket alarm,

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) G08B 25/08

Claims (2)

(57) [Claims] 1. The operation status of various facilities in a factory is controlled.
A control panel to monitor and control and a port to carry around the operator
The control panel is used to input the operation information of various facilities in the factory.
Together with a controller that controls the normal operation of various facilities,
A receiver for receiving information from the pocket alarm,
And a transmitter for transmitting information to the pocket alarm.
The pocket alarm sends information to the control panel.
And a receiver for receiving information from the control panel.
Visual display of the transmitter and information content in characters, symbols, colors, etc.
Display and alarm transmission meansAnd When the information from the above control panel is caught,
Lam's transmitter sends necessary instructions to the control panel.
Configured to send Factory equipment supervisor
Vision system. 2. The factory equipment monitoring system according to claim 1, wherein a plurality of control panels and a plurality of pocket alarms are provided.