JP2008258978A - Operation system for a plurality of devices and control method for manufacturing system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To structure a mechanism to prevent operation errors and malfunctions when an operator operates a plurality of devices through one or more mobile terminals, and improve security for device operation. <P>SOLUTION: A manufacturing equipment is composed of a first IC tag 21, a mobile terminal device 10, a wireless LAN and an operation device 20 (21). In the manufacturing equipment, an IC tag is read, and then the read information is transmitted to an operation support server 50 with a first wireless AP 22 through a network cable LAN, and the operation device 20 is operated under management of the operation support server 50. Thereby, a plurality of fixed plates, the operating rate of which is low, can be managed only by the mobile terminal device 10, and the using efficiency of equipment resources can be improved. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an operation system for a plurality of devices and a control method for a manufacturing system, and in particular, reads various information written in an IC tag disposed in each of the plurality of operation devices in a manufacturing facility or the like by a portable terminal device, The present invention relates to a technique suitable for use by the mobile terminal device to control the operating device based on the information.

  Conventionally, IC tags have been used in various industrial fields. For example, (1) Transportation ticket system, (2) Electronic ticket system, (3) Electronic money system, (4) Visitor management system with personal authentication, (5) Management system for goods transportation, etc. It's being used.

  As a specific example, for example, Patent Document 1 describes an “incoming / outgoing goods automatic registration system”. The “entry / entry article automatic registration system” described in Patent Document 1 performs automatic registration processing of articles to be entered and exited.

  As another specific example, Patent Document 2 describes “container management apparatus and management method”. The “container management apparatus and management method” described in Patent Document 2 always grasps the current position of an actual or empty container from among a large number of containers and manages it. This is because an IC tag has advantages such as being able to record more information than a barcode and being able to read and write without contact. .

  As described above, information processing systems using IC tags have been realized in various industrial fields. Conventionally, an IC tag is assigned to a management object, and the management object to which the IC tag is attached moves. The system is constructed by fixing the reader / writer at a predetermined position on the route.

  Therefore, the information processing system using the conventional IC tag becomes very difficult to use effectively when the managed object moves in a wide range or the location of the managed object cannot be specified. was there.

  In principle, the non-contact type IC tag has a mutual positional relationship that is important from the relationship between electromagnetic induction and output between the IC tag and the reader / writer antenna. Therefore, it is very difficult to read the information of the management object being transported with the reader / writer being fixed inline, or the equipment cost becomes very high even if possible. There was a problem.

  In order to solve the problems as described above, in Patent Document 3, it is possible to improve the usability of an information processing system using an IC tag and to construct an information processing system using an IC tag at a low cost. The technology to make is proposed.

JP 2001-261121 A JP 2001-261159 A JP-A-2005-135302

  In the case of the technique described in Patent Document 3, no particular consideration has been given to measures for improving reliability when performing a wireless control operation using a portable terminal device. Specifically, for example, no consideration has been given to interference in operation commands transmitted from each of a plurality of mobile terminal devices. For this reason, there is a possibility that an inconvenience of executing different operation instructions from a plurality of portable terminal devices with respect to one operating device.

  If the above-described inconvenience occurs, it becomes difficult to ensure the safety associated with the operation performed using the mobile terminal device. In addition, in the case of the portable terminal device described in Patent Document 3, there is a problem that it is not possible to confirm on site whether or not the operation from the portable terminal device is possible.

  In addition, in the case of the mobile terminal device described in Patent Document 3, an error in which the operation target is mistaken by performing performance data display in the web environment, displaying guidance to be checked next, and the like, Although it is possible to reliably prevent mistakes in operating procedures, there is a problem that it is not possible to confirm on site whether or not the mobile terminal device can be operated.

  In view of the above-mentioned problems, the present invention operates a single or a plurality of portable terminals when operating a plurality of operation target devices (operation devices) in a manufacturing facility (plant) or the like. The purpose is to improve the safety of device operation by constructing a mechanism to prevent erroneous operations and malfunctions.

The operation system for a plurality of devices according to the present invention includes one or a plurality of portable terminal devices that electromagnetically couple with IC tags provided in each of a plurality of devices to be operated to exchange operation information, and the portable A wireless communication terminal that performs wireless communication with a terminal device via a wireless line and performs transmission / reception of information data related to device operation and device state with the mobile terminal device;
An operation support server that is connected to the wireless communication terminal via a wired network and performs transmission and reception of information data related to device operation and device status with the wireless communication terminal, and the operation support server and the wired network Connected to the operation support server and connected to the control device and the device to be operated, and an operation given from the control device. A device control device that controls the operation of the operation target device based on an instruction, and the operation support server includes an operation right management unit that manages an operation right for the portable terminal device to operate the operation target device. It is characterized by having.

The manufacturing system control method according to the present invention includes one or a plurality of portable terminal devices that electromagnetically couple with an IC tag disposed in each of a plurality of devices to be operated to exchange operation information, and the portable terminal A wireless communication terminal that performs wireless communication with the device via a wireless line, and transmits and receives information data related to device operation and device status with the portable terminal device; and is connected to the wireless communication terminal via a wired network And an operation support server that transmits and receives information data related to device operation and device status with the wireless communication terminal, and is connected to the operation support server via a wired network, and Connected to the control device and the device to be operated, and is given from the control device. A method of controlling a manufacturing system including a device control apparatus which controls the operation of the operation target device based on the operation instruction,
The operation support server includes an operation right management process for managing an operation right for the portable terminal device to operate the device to be operated.

  The program of the present invention includes a portable terminal device that electromagnetically couples with an IC tag disposed in each of a plurality of devices to be operated, and exchanges operation information with the portable terminal device via a wireless line. A wireless communication terminal that performs device operation and transmission / reception of information data related to the device state with the mobile terminal device, and is connected to the wireless communication terminal via a wired network, and between the wireless communication terminal The operation support server that performs transmission and reception of information data related to device operation and device status, and the operation support server connected to the operation support server via a wired network, and information related to device control and device status between the operation support server A control device that transmits and receives data, and is connected to the control device and a device to be operated, and the operation based on an operation command given from the control device A program for causing a computer to execute each step in a manufacturing system including a device control device that controls operation of an elephant device, wherein the portable terminal device operates the device to be operated, which is performed in the operation support server The operation right management process for managing the operation right to be executed is executed by a computer.

  According to the present invention, since the operation support server manages the operation right to operate the device using the mobile terminal, an erroneous operation or an operation procedure performed by the mobile terminal device that has not acquired the operation right is erroneous. Such mistakes can be reliably prevented, and the safety of device operation can be improved.

(First embodiment)
FIG. 1 is a diagram illustrating a schematic configuration of an operation system for a plurality of devices in the manufacturing facility according to the present embodiment.
In the present embodiment, the portable terminal device (PDA) 10 is used to be disposed at a first site (hereinafter referred to as site A) 1 and a second site (hereinafter referred to as site B) 2. It shows the case of controlling the operation of an auxiliary device (for example, a pump or the like) that is an operating device.

  As shown in FIG. 1, a first operating device 20 and a first wireless AP 22 are disposed at the site A. The first operating device 20 is provided with a first IC tag 21. In the present embodiment, the mobile terminal device 10 reads the operation information stored in the first IC tag 21 such as the specifications and operating conditions of the operating device 20 and operates the mobile terminal device 10 to One operation device 20 can be operated. Therefore, the first control panel 23 indicated by a broken line, which was originally necessary for controlling the operation of the first operating device 20, can be eliminated.

  The first wireless AP 22 is a wireless LAN access point that exchanges information by electromagnetically coupling with the mobile terminal device 10, and includes an operation support server 50 and a network cable disposed in an electrical room (control room) 40. Connected via LAN. In addition, the first wireless AP 22 is arranged in a predetermined range with respect to the first operating device 20 according to the layout of the manufacturing facility and the like, and is close to the mobile terminal device 10 according to the arrangement position. Communication or long-distance communication can be selected.

  In the case of the site B, the configuration is the same as that of the site A, and the second operating device 30 and the second wireless AP 32 are provided. The second operating device 30 is provided with a second IC tag 31, and the mobile terminal device 10 reads the operation information stored in the second IC tag 31 and the mobile terminal device 10. By operating, the operation of the second operating device 30 can be controlled. With such a configuration, it is possible to eliminate the need for the second control panel 33 indicated by a broken line, which was originally necessary for controlling the operation of the second operating device 30 even at the site B. .

  Similarly to the first wireless AP 22, the second wireless AP 32 is also connected to an operation support server 50 disposed in an electrical room (control room) 40 via a network cable LAN.

  In the electrical room 40, in addition to the operation support server 50 described above, a control device for collecting information and controlling each operation device while ensuring the safety of each operation device and an interlocking state for preventing malfunctions ( A PLC (Programmable Logic Controller) 60, a first controller 70 for controlling the operation of the first operating device 20, and a second controller 80 for controlling the operation of the second operating device 30 are provided. Has been. Conventionally, as indicated by a broken line in FIG. 1, the control device 60 is connected to the first control panel 23 and the second control panel 33, and the first control panel 23 and the second control panel 33 are connected via the control panel 23 or 33. The operation control of the first operating device 20 or the second operating device 30 has been performed.

  In contrast, in the operation system for a plurality of devices in the manufacturing facility according to the present embodiment, information data for operations stored in the first IC tag 21 or the second IC tag 31 is stored in the mobile terminal device 10. And the operation control of the first operating device 20 or the second operating device 30 can be performed by operating the operation screen in the mobile terminal device 10.

Next, an outline of the operation of the operation system for a plurality of devices in the manufacturing facility of the present embodiment will be described.
FIG. 2 is an operation right acquisition procedure explanatory diagram illustrating an example of a procedure for explaining an outline of a procedure for the mobile terminal device 10 to acquire an operation right. In the following description, the mobile terminal device 10 operates on the first operating device 20 at the site A, but the operation procedure at the site B is the same.

  As shown in FIG. 2, information data is acquired from the first IC tag 21 attached to the first operating device 20 by the portable terminal device (PDA) 10. When information data is acquired from the first IC tag 21, data relating to the first operating device 20 is displayed on the display screen of the first IC tag 21, as will be described later.

  That is, the mobile terminal device 10 transmits information data acquired from the first IC tag 21 to the operation support server 50 via the first wireless AP 22. This information data is transmitted between the mobile terminal device 10 and the first wireless AP 22 via a wireless network, and between the first wireless AP 22 and the operation support server 50 via a network cable LAN.

  The operation support server 50 that has received the information data related to the first IC tag 21 transmitted from the mobile terminal device 10 analyzes the received information data and identifies the device that the mobile terminal device 10 is to operate. And the portable terminal device 10 which can operate the 1st operating device 20 is switched. At this time, an abnormality is detected, and if the detection result is “0”, the operation is locked. When the abnormality detection result is “1”, the operation lock state is released.

  In the operation support server 50, the fact that the operation-target mobile terminal device has been switched is also notified to the control device 60 via the network cable LAN. Thereby, the control apparatus 60 recognizes the portable terminal device 10 which can be operated. Further, the operating state of the device is also recognized from the information data sent from the mobile terminal device.

  The control device 60 transmits information data read acceptance (recognition of the device operation state) of the mobile terminal device 10 to the operation support server 50 → the first wireless AP 22 via the network cable LAN. The first wireless AP 22 transmits to the mobile terminal device 10 via the wireless network. Thereby, the mobile terminal device 10 knows that the operation right capable of operating the first operation device 20 has been acquired, and the operation lock state is released, and the first operation device 20 can be operated. It becomes possible.

  Next, a specific example of the operation performed by the mobile terminal device 10 will be described with reference to the operation procedure explanatory diagram of FIG. In the case of this example, start / stop of the pump disposed in the first operating device 20 will be described.

  As shown in FIG. 3, when “Start BT (button) press” or “Stop BT (button) press” operation is performed on the operation screen of the mobile terminal device 10, the operation information is transmitted via the wireless network. It is transmitted to the first wireless AP 22. The operation information is sent to the operation support server 50 via the network cable LAN as described above.

  The operation support server 50 determines the operation right of the mobile terminal device 10 that has transmitted the operation information, and determines whether or not “start BT (button) press” or “stop BT (button) press” operation is possible. As a result of this determination, if the mobile terminal device 10 has acquired the right to operate, and it is possible to perform an operation of “pressing start BT (button)” or “pressing stop BT (button)” And transmitted to the control device 60 via the network cable LAN.

  The control device 60 performs an operation right determination and performs an interlock check that is structured to prevent accidents due to erroneous operations or malfunctions. As a result, when there is no abnormality, an abnormality detection result “2” is output and the operation lock state is released. Further, the control device 60 performs start control or stop control of the pump of the first operating device 20 via the electrical wiring.

  On the other hand, from the pump side of the first operating device 20, operating information such as whether the pump is being started or stopped, operation information such as current value and pressure, etc. is transmitted as control result response information via the electrical wiring. 60. The operation result response information is transmitted to the mobile terminal device 10 via the control device 60, the network cable LAN, the operation support server 50, the network cable LAN, the first wireless AP 22, and the wireless network as described above.

  The mobile terminal device 10 can know the operation result performed by the mobile terminal device 10 from the operation result response information transmitted as described above, and can confirm the operation state of the first operating device 20. .

Next, a specific example when the pump is operated / stopped using the portable terminal device 10 will be described with reference to FIG.
In FIG. 4A, when the information of the first IC tag 21 is read and an initial display is requested, the screen is switched to an operation screen capable of operating / stopping the pump as shown in FIG. 4B. The In the present embodiment, “operation device name”, “device management number”, “IC-TAG No.”, “operation location selection”, “operating current”, “pressure”, “abnormal code”, “pump, blower” Items such as “operation” and “data transfer” are displayed. The confirmation button for “data transfer” is color-changed at the time of transition from the lower state.

  When “Driving” is selected on the screen of FIG. 4B, the screen display is switched to that shown in FIG. In this screen, the “Driving” button blinks to notify the operator that the “Driving” button has been operated. Also, the color change of the “data transfer” confirmation button is performed, and confirmation of the operation performed in FIG. 4B is requested.

  On the screen of FIG. 4C, when the “Confirm” button, which has changed color, is pressed and “Data transfer” is selected, the screen display is switched from FIG. 4C to FIG. 4D. In the screen of FIG. 4 (d), the blinking “RUN” button changes to a lit state, indicating that data transfer has been performed.

  Then, when “response” is received in the mobile terminal device 10, the screen display changes as shown in FIG. In FIG. 4E, only the “machine side” button and the “driving” button in the “operation place selection” item are lit. Further, “10”% is displayed in the “operating current” item, “ON” is displayed in the “pressure” item, and “0” is displayed in the “abnormal code” item.

  When the “stop” button is pressed on the display screen of FIG. 4E, the display screen of the mobile terminal device 10 changes as shown in FIG. In FIG. 4F, the “stop” button blinks and the data transfer “confirm” button changes color. In this state, when the data transfer “confirm” button is pressed, “data transfer” is selected, and the display screen changes as shown in FIG.

  In FIG. 4G, the blinking “Stop” button changes to a lit state. In addition, the color of the data transfer “confirm” button changes. Here, an example of a change in the color of the data transfer “confirm” button will be described. “Gray” in FIG. 4B, “Blue” in FIG. 4C, “Red” in FIG. ”,“ Gray ”in FIG. 4E,“ blue ”in FIG. 4F, and“ red ”in FIG. 4G.

  Next, the functional configuration of the operation system for a plurality of devices in the manufacturing facility of the present embodiment will be described with reference to the functional configuration diagram of FIG. FIG. 5 is a block diagram illustrating an example of a functional configuration diagram for explaining the device display / operation function.

  In the present embodiment, as shown in FIG. 5, a range 1 (site A or site B) in which the mobile terminal device 10 can operate the operation devices 20 and 30 is set. Accordingly, a certain system configuration range 1 (for example, the site A) is configured by the IC tag 21, the mobile terminal device 10, and the operation support server 50.

  In such a configuration, when the device display / operation function is realized, the functions of the communication unit 10a, the WEB browser 10b, and the network monitoring unit 10c are configured in the mobile terminal device 10, as shown in FIG. . In the operation support server 50, functions of a WEB browser 51, a control unit 52, and a lower transmission control unit 53 are configured. In the present embodiment, the network monitoring unit 10c performs monitoring by Ping (Packet Internet Groper).

In such a functional configuration, a case where the portable terminal device 10 displays a device status and operates the device will be described.
(1.1) About operation equipment selection
The mobile terminal device 10 acquires IC tag information from the first IC tag 21 and transmits it to the operation support server 50. The operation support server 50 determines a target device (in this case, the first operation device 20) based on the IC tag information transmitted from the mobile terminal device 10 and displays the operation device screen on the mobile terminal device 10. Do.

(1.2) About device operation
The operation content differs for each device operation screen displayed on the display screen of the mobile terminal device 10. When the portable device operation is performed, an instruction is transmitted to the control device 60 through the operation support server 50.
(1.3) About equipment operation results
The control device 60 performs the PDA operation on the instructed device. The operation support server 50 processes the request response message from the control device 60 and displays it on the display screen of the mobile terminal device 10.

(1.4) Regarding operation rights
As described above, the device operation can be performed only by the mobile terminal device 10 having the operation right. The operation right is acquired when the tag information is read. Management of the operation right is performed by the operation support server 50. In the present embodiment, an error is displayed when an operation right conflict occurs. In addition, the operation right is given priority to post-reading. Further, when the user forgets to open, the state is maintained.

(1.5) About session management
The session information of each terminal is managed by the function of the WEB browser 51 so as to maintain the consistency of requests. Information to be managed includes terminal information and session monitoring time. The session monitoring time is a specified value of 20 minutes. It can be changed by setting in the control unit 52.

(1.6) About queue management
Since there are a plurality of operation terminals and operation devices, simultaneous operation may occur. However, since communication (lower transmission) to the control device 60 cannot be processed simultaneously in parallel, the queue is managed in order of request arrival and processed sequentially. ing. The request response is not monitored. The request status is managed for each device.

(1.7) About the operation prohibition declaration
The prohibition / cancellation of device operation from the mobile terminal device 10 can be set. It has a function to convey the intention of prohibition with a soft image of tagging. When operation is prohibited, operation location selection (remote / machine side), operation / stop, and inching are disabled. However, the lamp lighting state (selected state) is displayed.

(1.8) About notice of abnormality
When the mobile terminal device 10 fails to acquire the IC tag information or fails to transmit the IC tag information to the operation support server 50, the mobile terminal device 10 outputs a warning sound and notifies the user of the abnormality.
The above description is an example of the function display and the device operation function performed between the mobile terminal device 10 and the operation support server 50.

Next, functions configured in the mobile terminal device 10 when performing device display / operation will be described.
As shown in FIG. 6, the mobile terminal device 10 includes an RFID communication unit 11, an RFID control unit 12, a device control unit 13, and a display / playback unit 14.

  The RFID communication unit 11 is for electromagnetically coupling with the first IC tag 21 to transmit and receive data. The IC tag information acquired by the RFID communication unit 11 is supplied to the RFID control unit 12. The RFID control unit 12 has a function of transmitting IC tag information received from the RFID communication unit 11 to the operation support server 50 (HTTP request) and receiving a result response from the operation support server 50 (HTTP response). ing.

  The device control unit 13 is a function for controlling the operation of the first operating device 20 in accordance with an input (key / touch) by an operator. When the input is detected, an activation process is generated, and the RFID control unit 12 and the display are displayed. A control function for starting the playback unit 14 is generated. Also, when IC tag information or response information is input from the RFID control unit 12, the display / playback unit 14 is activated or the end / key simulation (TAB, ENTER, numeric keypad, etc.) is performed as necessary. Control to do.

  The display / playback unit 14 has a function of outputting a device operation / display request (HTTP request) and receiving a result response from the operation support server 50. In addition, a screen (the screen described with reference to FIG. 4) for operating the first operating device 20 generated by the device control unit 13 is displayed.

Next, functions configured in the mobile terminal device 10 for performing network terminal monitoring will be described with reference to FIG.
As shown in FIG. 7, in this case, the network status monitoring unit 15 is configured in the mobile terminal device 10. The network status monitoring unit 15 performs server ICMP (Internet Control Message Protocol) packet transmission at a fixed cycle. Further, a response (Reply) is received from the operation support server 50. Then, a pass / fail determination is made based on whether or not there is a response from the operation support server 50, and the result of the determination is displayed in a window on the display screen.

Next, main functions configured in the operation support server 50 will be described with reference to FIG.
In the operation support server 50 of this embodiment, as described above, the WEB browser 51 and the lower transmission control unit 53 are configured. The WEB browser 51 includes a tag information capturing unit 511 and a screen logic unit 512. In the lower transmission control unit 53, functions of a lower transmission unit 531, a lower reception unit 532, and a lower transmission control unit 533 are configured.

  The tag information capturing unit 511 has an operation right check function, and transmits a result response (HTTP response) to the IC tag information transmission (HTTP request) from the mobile terminal device 10. Then, the operation right management file (tag information) is updated according to the received tag information.

  The screen logic unit 512 receives a device operation / display request (HTTP request) and executes processing according to the received request content. When performing this request processing, the queue management file is updated with reference to the aforementioned operation right management file (tag information). The queue management file is a file that is managed so that previously input data is output first. In addition, information related to the status request / device operation is transmitted to the lower-level transmission unit 531.

  When the information related to the status request / device operation is transmitted from the screen logic unit 512, the lower transmission unit 531 makes a transmission function call to the lower transmission control unit 533. In addition, task activation is performed to activate the lower receiving unit 532. The lower receiving unit 532 makes a reception function call to the lower transmission control unit 533. In addition, a window message is output to the lower transmission unit 531.

  Receiving the transmission function call or the reception function call, the lower transmission control unit 533 performs message transmission / reception with respect to the control device 60. Then, the task of each event corresponding to the received message is activated and output to the lower receiving unit 532.

  The lower transmission unit 531 and the lower reception unit 532 update the device status file when new information is obtained. The screen logic unit 512 periodically monitors the device status file, and outputs the reference / update result to the session management file.

  In addition, when receiving a device operation / display request (HTTP request) from the mobile terminal device 10, the screen logic unit 512 outputs a request completion / retry over as a result response (HTTP response) to the mobile terminal device 10.

  Next, with reference to FIG. 9A, an exclusive process related to the same equipment will be described. This process is a process performed by the operation support server 50, and the operation right for the PDA_1 and PDA_2 will be described.

  If neither PDA_1 nor PDA_2 has an operation right, when PDA_1 reads a tag, PDA_1 holds the operation right until it is released, and the device becomes operable. Then, when PDA_2 reads the tag after PDA_1 releases the operation right, PDA_2 has the operation right and PDA_2 becomes operable. Next, when PDA_1 reads the tag after PDA_2 releases the operation right, PDA_1 holds the operation right.

  When the PDA_1 holds the operation right and the PDA_2 reads the tag, the operation right of the PDA_1 is forcibly released and the process proceeds to the PDA_2. This forcible release of the operation right is performed only when the PDA_1 having the operation right is not operating the device.

  Next, an example of system state transition will be described with reference to FIG. As a condition for performing the state transition shown in FIG. 9B, it is assumed that the tag reading and the operation right check are controlled by the operation support server 50.

  In FIG. 9B, a first state 91, a second state 92, and a third state 93 are shown. The first state 91 is tag reading enabled (device identification possible state), the tag reading is “OK”, the screen is updated, and the state transitions to the second state 92 state. Further, in the state of the first state 91, when the tag reading is “NG”, “alarm” is sounded to notify the user that the tag reading is “NG”.

  The second state 92 is an operable state (device operation setting enabled state), and is a state in which the user can control the operation of the device by operating the operation screen. If the result of the screen operation in this state is “NG1”, an “alarm” is sounded to notify the user that the screen operation was “NG”. In the present embodiment, “NG1” is a case where there is some error other than the operation right.

  If the result of the screen operation in the second state 92 is “NG2”, the screen is updated and an alarm is sounded, and the state changes from the second state 92 to the first state 91. Transition. In the present embodiment, “NG2” is assumed to have no operation right.

  If the result of the screen operation in the second state 92 is “OK”, the state transitions to the third state 93. The third state 93 is during operation (operation state during device setting). When the operation setting is completed, the state transitions from the third state 93 to the second state 92.

  FIG. 10 is a diagram illustrating an example of a computer system capable of configuring various functions in the operation support server 50. Although not shown, the portable terminal device 10 is also provided with a computer system having a CPU, a RAM, and a ROM, and each function described above is configured by the computer system.

  In FIG. 10, 1000 is a computer PC. The PC 1000 includes a CPU 1001, executes device control software stored in a ROM 1002 or a hard disk (HD) 1011, or supplied from a flexible disk drive (FD) 1012, and collects all devices connected to the system bus 1004 To control.

  Each function unit of the present embodiment is configured by a program stored in the CPU 1001, ROM 1002, or hard disk (HD) 1011 of the PC 1000.

  Reference numeral 1003 denotes a RAM which functions as a main memory, work area, and the like for the CPU 1001. Reference numeral 1005 denotes a keyboard controller (KBC), which controls to input a signal input from the keyboard (KB) 1009 into the system main body. Reference numeral 1006 denotes a display controller (CRTC), which performs display control on the display device (CRT) 1010. A disk controller (DKC) 1007 is a hard disk (boot program (start program: a program for starting execution (operation) of personal computer hardware and software)), a plurality of applications, editing files, user files, a network management program, and the like. HD) 1011 and flexible disk (FD) 1012 are controlled.

  Reference numeral 1008 denotes a network interface card (NIC) that performs bidirectional data exchange with a network printer, other network devices, or other PCs via the LAN 1020.

  As described above, according to the present embodiment, the IC tag is read and read in the manufacturing facility including the first IC tag 21, the mobile terminal device 10, the wireless LAN, and the operation device 20 (21). Since the information is transmitted to the operation support server 50 via the first wireless AP 22 via the network cable LAN, the operation device 20 (21) is operated under the management of the operation support server 50. The fixed plate (several) with a low rate can be dealt with by only one portable terminal device 10, and the utilization efficiency of facility resources can be improved.

  Since the information reading is performed by the mobile terminal device 10, it is possible to construct an operation system for a plurality of devices that is more resistant to dirt than the optical reading. Further, since the role sharing such as interlock (I / L) in the constituent elements is decided when the auxiliary machine is operated with the portable terminal, the controllable safety can be improved.

  In addition, when the operation of the operating device 20 (21) is performed on the mobile terminal device 10, a monitoring function using ping is introduced into the mobile terminal device 10 itself so that the wireless part of the component or software is realized, so that the soundness of the system Gender monitoring.

  Furthermore, the freedom degree of an operation place can be improved by utilizing wireless LAN. In addition, by operating (softening) the mobile terminal device 10, it is possible to operate a plurality of devices with one mobile terminal. Further, by performing operation (software) on the mobile terminal, it is possible to facilitate not only device operation but also function addition such as displaying information about the device.

  Furthermore, fixed equipment can be reduced, and the portable terminal device 10 can be shared, so that the investment efficiency can be increased. In addition, it can be used as an infrastructure for implementing other services, and the degree of freedom of the operation location can be improved.

(Another embodiment according to the present invention)
Each means constituting the operation system for a plurality of devices in the manufacturing facility in the embodiment of the present invention described above can be realized by operating a program stored in a RAM or ROM of a computer. This program and a computer-readable recording medium recording the program are included in the present invention.

  In addition, the present invention can be implemented as a system, apparatus, method, program, storage medium, or the like, and can be applied to a system composed of a plurality of devices. Moreover, you may apply to the apparatus which consists of one apparatus.

  In the present invention, a software program that realizes the functions of the above-described embodiments is supplied directly or remotely to a system or apparatus. In addition, this includes a case where the system or the computer of the apparatus is also achieved by reading and executing the supplied program code.

  Accordingly, since the functions of the present invention are implemented by computer, the program code installed in the computer also implements the present invention. In other words, the present invention includes a computer program itself for realizing the functional processing of the present invention.

  In that case, as long as it has the function of a program, it may be in the form of object code, a program executed by an interpreter, script data supplied to the OS, and the like.

  Various recording media can be used as a recording medium for supplying the program. For example, floppy (registered trademark) disk, hard disk, optical disk, magneto-optical disk, MO, CD-ROM, CD-R, CD-RW, magnetic tape, nonvolatile memory card, ROM, DVD (DVD-ROM, DVD- R).

  As another program supply method, a browser on a client computer is used to connect to an Internet home page. The computer program itself of the present invention or a compressed file including an automatic installation function can be downloaded from the homepage by downloading it to a recording medium such as a hard disk.

  It can also be realized by dividing the program code constituting the program of the present invention into a plurality of files and downloading each file from a different homepage. That is, a WWW server that allows a plurality of users to download a program file for realizing the functional processing of the present invention on a computer is also included in the present invention.

  In addition, the program of the present invention is encrypted, stored in a storage medium such as a CD-ROM, distributed to users, and key information for decryption is downloaded from a homepage via the Internet to users who have cleared predetermined conditions. Let me. It is also possible to execute the encrypted program by using the key information and install the program on a computer.

  In addition to the functions of the above-described embodiments being realized by the computer executing the read program, the OS running on the computer performs part or all of the actual processing. Also, the functions of the above-described embodiments can be realized.

  Further, the program read from the recording medium is written in a memory provided in a function expansion board inserted into the computer or a function expansion unit connected to the computer. Thereafter, the CPU of the function expansion board or function expansion unit performs part or all of the actual processing based on the instructions of the program, and the functions of the above-described embodiment are realized by the processing.

  Further, the program read from the storage medium is written in a memory provided in a function expansion board inserted into the computer or a function expansion unit connected to the computer. Then, based on the instructions of the program, the CPU or the like provided in the function expansion board or function expansion unit performs part or all of the actual processing, and the functions of the above-described embodiments are realized by the processing.

It is a block diagram explaining the whole structure of the operation system of the some apparatus in a manufacturing facility. It is a figure explaining the procedure in which a portable terminal device acquires an operation right. It is a figure explaining an example of the procedure which operates starting / stop of an operating device (pump). It is a figure explaining the specific example at the time of operating the screen of a portable terminal device and performing the driving | operation / stop operation of a pump. It is a figure explaining the system configuration | structure explaining an example (representative example) of a function required in order to perform an apparatus display and operation. It is a block diagram explaining an example of the function structure comprised by a portable terminal device. It is a block diagram explaining the other example of the function structure comprised by a portable terminal device. It is a block diagram explaining an example of the function structure comprised by the operation assistance server. It is a figure explaining the exclusive process regarding the same installation. It is a figure explaining an example of system state transition. It is a block diagram which shows an example of the computer system which can comprise each function in the operation support server.

Explanation of symbols

1 Site A
2 Site B
10 mobile terminal device 20 first operating device 21 first IC tag 22 first wireless AP
23 First control panel 30 Second operation device 31 Second IC tag 32 Second wireless AP
40 Electrical room 50 Operation support server 60 Control device 70 First controller 80 Second controller LAN Network cable

Claims (14)

One or a plurality of portable terminal devices that electromagnetically couple with an IC tag disposed in each of a plurality of operation target devices, and exchange operation information;
A wireless communication terminal that performs wireless communication with the mobile terminal device via a wireless line and performs transmission / reception of information data related to device operation and device status with the mobile terminal device;
An operation support server that is connected to the wireless communication terminal via a wired network and performs transmission / reception of information data related to device operation and device status with the wireless communication terminal;
A control device that is connected to the operation support server via a wired network, and that performs device control and transmission / reception of information data related to the device state with the operation support server;
A device control device connected to the control device and the operation target device, and controlling an operation of the operation target device based on an operation command given from the control device;
The operation support server includes an operation right management unit that manages an operation right for the portable terminal device to operate the operation target device.   2. The plurality of devices according to claim 1, wherein the operation support server includes an interlock check unit that prevents a plurality of portable terminal devices from performing different operations on one device to be operated. Operation system.   The operation of a plurality of devices according to claim 1 or 2, wherein the portable terminal device has a network status monitoring unit that communicates with the operation support server at a predetermined cycle and monitors whether the network status is good or bad. system.   The said portable terminal device has a display apparatus which displays the information data transmitted / received with the exterior, and the display control means which controls the content displayed on the said display apparatus, The any one of Claims 1-3 characterized by the above-mentioned. The operation system of the several apparatus as described in. The portable terminal device has an operation screen generation means for generating an operation screen for operating the device to be operated,
The said display control means displays the operation screen produced | generated by the said operation screen production | generation means on the said display apparatus, The operation system of the some apparatus of Claim 4 characterized by the above-mentioned.   6. The operation system for a plurality of devices according to claim 1, wherein the operation right management unit of the operation support server causes the mobile terminal device to acquire an operation right with priority to post-reading. One or a plurality of portable terminal devices that electromagnetically couple with an IC tag disposed in each of a plurality of operation target devices, and exchange operation information;
A wireless communication terminal that performs wireless communication with the mobile terminal device via a wireless line and performs transmission / reception of information data related to device operation and device status with the mobile terminal device;
An operation support server that is connected to the wireless communication terminal via a wired network and performs transmission / reception of information data related to device operation and device status with the wireless communication terminal;
A control device that is connected to the operation support server via a wired network, and that performs device control and transmission / reception of information data related to the device state with the operation support server;
A control method for a manufacturing system, comprising: a device control device that is connected to the control device and an operation target device and controls an operation of the operation target device based on an operation command given from the control device;
The operation support server includes an operation right management process for managing an operation right for the portable terminal device to operate the device to be operated.   8. The manufacturing system control according to claim 7, wherein the operation support server includes an interlock check process for preventing a plurality of portable terminal devices from performing different operations on one target device. Method.   9. The method of controlling a manufacturing system according to claim 7, wherein the portable terminal device has a network status monitoring step of communicating with the operation support server at a predetermined cycle and monitoring the quality of the network status. .   The said portable terminal device has a display control process which controls the display content of the display apparatus which displays the information data transmitted / received with the exterior, Control of the manufacturing system of any one of Claims 7-9 characterized by the above-mentioned. Method. The mobile terminal device has an operation screen generation step for generating an operation screen for operating the device to be operated,
The method for controlling a manufacturing system according to claim 10, wherein the display control step displays the operation screen generated by the operation screen generation step on the display device.   The method of controlling a manufacturing system according to any one of claims 7 to 11, wherein in the operation right management step of the operation support server, the portable terminal device is made to acquire an operation right with priority to read later. One or a plurality of portable terminal devices that electromagnetically couple with an IC tag disposed in each of a plurality of operation target devices, and exchange operation information;
A wireless communication terminal that performs wireless communication with the mobile terminal device via a wireless line and performs transmission / reception of information data related to device operation and device status with the mobile terminal device;
An operation support server that is connected to the wireless communication terminal via a wired network and performs transmission / reception of information data related to device operation and device status with the wireless communication terminal;
A control device that is connected to the operation support server via a wired network, and that performs device control and transmission / reception of information data related to the device state with the operation support server;
A program that causes a computer to execute each step in a manufacturing system that is connected to the control device and an operation target device and includes a device control device that controls the operation of the operation target device based on an operation command given from the control device Because
A program for causing a computer to execute an operation right management step for managing an operation right for the portable terminal device to operate the device to be operated, which is performed in the operation support server.   A computer-readable storage medium storing the program according to claim 13.

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