WO2016181734A1 - 自動運転機器システム、非常停止端末、及び操作端末の制御方法 - Google Patents
自動運転機器システム、非常停止端末、及び操作端末の制御方法 Download PDFInfo
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- WO2016181734A1 WO2016181734A1 PCT/JP2016/061612 JP2016061612W WO2016181734A1 WO 2016181734 A1 WO2016181734 A1 WO 2016181734A1 JP 2016061612 W JP2016061612 W JP 2016061612W WO 2016181734 A1 WO2016181734 A1 WO 2016181734A1
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- terminal
- emergency stop
- automatic driving
- control device
- operation terminal
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
- B65G1/0407—Storage devices mechanical using stacker cranes
- B65G1/0421—Storage devices mechanical using stacker cranes with control for stacker crane operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J13/00—Controls for manipulators
- B25J13/06—Control stands, e.g. consoles, switchboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/06—Safety devices
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/0011—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement
- G05D1/0016—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement characterised by the operator's input device
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/0055—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements
- G05D1/0066—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots with safety arrangements for limitation of acceleration or stress
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0212—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory
- G05D1/0223—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory involving speed control of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/40—Safety features of loads, equipment or persons
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/0011—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement
- G05D1/0033—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement by having the operator tracking the vehicle either by direct line of sight or via one or more cameras located remotely from the vehicle
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0276—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle
Definitions
- the present invention relates to an automatic driving device system including an automatic driving device, a control device that controls the operation of the automatic driving device, and an emergency stop terminal that performs an emergency stop of the automatic driving device.
- an automatic driving equipment system equipped with an automatic driving equipment such as a transport cart for carrying a baggage unattended.
- an operator can perform remote operation of the automatic driving device via wireless communication, for example, by operating a portable operation terminal.
- Patent Document 1 discloses a communication system that operates a facility such as a carriage using a remote controller.
- communication is performed between a remote controller and equipment by using infrared rays and radio together.
- a frequency for wireless communication is designated from the remote controller to the equipment by infrared communication, and a wireless response is made from the equipment to the remote control device at the designated frequency.
- infrared rays are directional, there is no need to call unintended equipment from the remote controller.
- the facility replies wirelessly to the remote controller at the specified frequency, the possibility of interference by wireless communication can be reduced.
- the operation range of an automatic driving device such as a transport cart and the surrounding area are isolated from the normal activity area of a person (operator) by, for example, an intrusion prevention fence that restricts the entry of a person.
- the automatic driving device has an emergency stop function (emergency stop function).
- an emergency stop function that satisfies a predetermined safety standard. Therefore, the operation from the wireless operation terminal carried by the worker is limited only when the worker (operation terminal) is outside the intrusion prevention fence.
- the worker needs to operate the automatic driving device using a wired remote control with an emergency stop button. .
- the operator needs to switch from a wireless and portable operation terminal to an operation terminal connected to a control device or the like that controls the automatic driving device by a communication cable and perform work such as maintenance. This is not preferable from the viewpoint of work efficiency such as maintenance.
- the present invention has been made in consideration of the above-mentioned conventional problems, and an object thereof is to provide an automatic driving equipment system and the like that are safe and have good workability.
- an automatic driving equipment system is an automatic driving equipment system including an automatic driving equipment, an emergency stop terminal for making an emergency stop of the automatic driving equipment,
- the emergency stop terminal is a first communication unit capable of performing wireless communication between the emergency stop button and the control device, the emergency stop terminal A first communication unit that changes a state of wireless communication with the control device when the button is operated, the control device: (a) an instruction for operation control of the automatic driving device When the wireless communication is possible with both the operation terminal that transmits and the emergency stop terminal, the operation control of the automatic driving device is performed according to the instruction from the operation terminal, and (b) the first communication unit Between If the state of the wireless communication is changed, it stops the operation of the automatic operation device.
- the control device controls the operation of the automatic driving device according to the instruction from the operation terminal (from the operation terminal).
- the control device operates so that the automatic operation device using the operation terminal can be remotely operated
- the operator can perform the emergency operation of the automatic operation device by the remote operation using the emergency stop terminal. Since it can be stopped, predetermined safety is ensured.
- the operation terminal and the emergency stop terminal both perform wireless communication with the control device, for example, the communication cable does not interfere with maintenance work of the automatic operation equipment performed by the worker.
- the automatic driving device system of this aspect is an automatic driving device system that is safe and has good workability.
- the control device when the control device receives the instruction from the operation terminal in a period in which wireless communication with the first communication unit is continuously performed, The operation of the automatic driving device may be controlled in accordance with the instruction, and the operation of the automatic driving device may be stopped when wireless communication with the first communication unit is stopped.
- the wireless communication between the emergency stop terminal and the control device continues while the operation is performed. Has been done. Therefore, the emergency stop of the automatic driving device by the emergency stop terminal is further ensured, and the safety in the device operation from the operation terminal is further improved.
- the emergency stop terminal further transmits predetermined information for enabling operation control of the automatic driving equipment with the operation terminal
- a second communication unit that performs enabling communication including at least one of reception, and the control device transmits a signal transmitted from at least one of the operation terminal and the emergency stop terminal after the enabling communication is performed May be received, operation control of the automatic operation equipment may be performed according to the instruction from the operation terminal.
- a signal is transmitted from at least one of the operation terminal and the emergency stop terminal to the control device by performing communication according to a predetermined rule between the operation terminal and the emergency stop terminal.
- the control device controls the operation of the automatic driving device according to the instruction from the operation terminal.
- the control device when wireless communication between only one of the operation terminal and the emergency stop terminal is established, the control device receives both the operation terminal and the emergency stop terminal by receiving a signal transmitted from the other. Thus, it can be confirmed that wireless communication with the control device is possible. As a result, the control device operates so as to perform operation control of the automatic driving device in accordance with an instruction from the operation terminal. In other words, the establishment of the enabling communication proves that the pair of the operation terminal and the emergency stop terminal is in a valid state, and as a result, the control device operates so that the device can be operated from the operation terminal. .
- enabling communication is performed even if the operation of the device from the operation terminal is once prohibited because the operator carrying the operation terminal is located relatively close to the automatic driving device.
- the device can be operated from the operation terminal. Even in this case, the operator can use the emergency stop terminal to make an emergency stop of the automatic driving device, so that predetermined safety is ensured.
- the first communication unit may be configured to use the predetermined information after the second communication unit performs the enabling communication with the operation terminal.
- a signal including information regarding the operation terminal is transmitted to the control device, and the control device receives at least one condition that the signal including information regarding the operation terminal transmitted from the emergency stop terminal is received.
- the operation control of the automatic driving device may be performed according to the instruction from the operation terminal.
- the control device can acquire information related to the operation terminal via the emergency stop terminal. Therefore, for example, the control device can accurately recognize the existence of a pair of the operation terminal and the emergency stop terminal. That is, the control device can authenticate the operation terminal based only on information transmitted from the emergency stop terminal of the operation terminal and the emergency stop terminal.
- the second communication unit may include the first identification information that is identification information of the operation terminal, which is the predetermined information, in the enabling communication.
- the first communication unit may receive the signal from the operation terminal, and transmit a signal including the first identification information, which is information related to the operation terminal, to the control device.
- the control device can acquire the identification information of the operation terminal via the emergency stop terminal. Therefore, for example, when the control device receives an instruction about the operation control of the automatic driving device after that, the control device can more reliably or quickly determine whether or not the terminal that has transmitted the instruction is appropriate.
- control device may perform the operation on the condition that at least one condition is that a signal including information on the emergency stop terminal transmitted from the operation terminal is received. Operation control of the automatic driving device may be performed according to the instruction from the terminal.
- the control device can acquire information regarding the emergency stop terminal via the operation terminal. Therefore, for example, the control device can accurately recognize the existence of a pair of the operation terminal and the emergency stop terminal. That is, the control device can recognize that the operation terminal is a terminal combined with an emergency stop terminal having a proper emergency stop function. That is, the control device can authenticate the operation terminal based only on information from the operation terminal of the operation terminal and the emergency stop terminal.
- the second communication unit includes second identification information that is identification information of the emergency stop terminal that is the predetermined information in the enabling communication.
- the operation terminal is transmitted to the operation terminal, and the control device receives the signal including the second identification information, which is information related to the emergency stop terminal, transmitted from the operation terminal. It is good also as performing operation control of the automatic operation equipment according to the directions from.
- the control device can acquire the identification information of the emergency stop terminal via the operation terminal. Therefore, the control device can authenticate the operation terminal more reliably or more quickly.
- the emergency stop terminal may further include a mounting member for detachably mounting the emergency stop terminal at any position on the human body.
- the operator can easily attach the emergency stop terminal to a position such as an arm or a wrist where the emergency stop button can be easily pressed or a position that does not interfere with work such as maintenance. This contributes to improvement of safety or workability in the automatic driving equipment system.
- An emergency stop terminal is an emergency stop terminal for emergency stop of an automatic driving device whose operation is controlled by a control device, and the control device is an operation terminal via wireless communication. It is possible to control the operation of the automatic driving device according to an instruction transmitted from the first emergency stop terminal and perform wireless communication between the emergency stop button and the control device.
- a first communication unit that changes a state of wireless communication with the control device when the emergency stop button is operated, and the operation terminal;
- a second communication unit that performs enabling communication including at least one of transmission and reception of predetermined information for enabling operation control of the automatic driving device according to the instruction.
- the emergency stop terminal can perform enabling communication with the operation terminal to enable device operation from the operation terminal.
- enabling control when the control device operates to allow device operation from the operation terminal, the operator can use the emergency stop terminal to emergency stop the automatic operation device. It is.
- the emergency stop terminal it is possible to achieve both the operation of the automatic driving device via wireless communication from the operation terminal and the emergency stop of the automatic driving device in an emergency.
- the control method of the operating terminal provides an operation control of the automatic driving device according to the instruction by instructing the control device that performs the operation control of the automatic driving device via wireless communication.
- a control method for an operation terminal that can be performed by a control device, wherein the emergency stop terminal performs wireless communication with the automatic driving device, and is capable of performing an emergency stop of the automatic driving device.
- a enabling communication step of performing enabling communication including at least one of transmission and reception of predetermined information for enabling operation control of the autonomous driving device with the terminal;
- This control method allows the operation terminal to perform enabling communication including at least one of transmission and reception of predetermined information with the emergency stop terminal. That is, since the operation terminal and the emergency stop terminal are paired and communicate according to a predetermined rule, for example, the control device can recognize the existence of the pair of the operation terminal and the emergency stop terminal.
- the operation terminal control method further includes a signal for transmitting, to the control device, a signal including information on the emergency stop terminal, which is the predetermined information, after the enabling communication step.
- a transmission step may be included.
- control apparatus can recognize the presence of the pair of an operation terminal and an emergency stop terminal exactly, for example.
- the enabling communication step includes an identification information receiving step of receiving identification information of the emergency stop terminal, which is the predetermined information, and the signal transmission
- a signal including the identification information, which is information related to the emergency stop terminal, received in the identification information reception step may be transmitted to the control device.
- the control device can acquire the identification information of the emergency stop terminal via the operation terminal. Therefore, the control device can authenticate the operation terminal more reliably or more quickly.
- the present invention is realized as a program for causing a computer to execute one or more steps included in the above-described operation terminal control method, and as a computer-readable recording medium such as a CD-ROM on which the program is recorded. It can also be realized.
- the program may be distributed via a communication network such as the Internet.
- FIG. 1 is a perspective view showing a configuration outline of an automatic driving device system according to an embodiment.
- FIG. 2 is a perspective view illustrating a configuration outline of the emergency stop terminal according to the embodiment.
- FIG. 3 is a block diagram showing an outline of the configuration of the automatic driving device system in the embodiment.
- FIG. 4A is a diagram illustrating a configuration outline of an operation terminal according to the embodiment.
- FIG. 4B is a diagram illustrating an example of a user interface screen displayed on the operation terminal according to the embodiment.
- FIG. 5 is a schematic diagram illustrating a state in which a device operation is performed from the operation terminal.
- FIG. 6 is a schematic diagram illustrating a state in which device operation from the operation terminal is disabled.
- FIG. 1 is a perspective view showing a configuration outline of an automatic driving device system according to an embodiment.
- FIG. 2 is a perspective view illustrating a configuration outline of the emergency stop terminal according to the embodiment.
- FIG. 3 is a block diagram showing an outline of the configuration of
- FIG. 7 is a schematic diagram illustrating a state in which device operation from the operation terminal is enabled.
- FIG. 8 is a sequence diagram illustrating an example of a communication sequence in the automatic driving device system according to the embodiment.
- FIG. 9 is a sequence diagram illustrating a detailed example of enabling communication according to the embodiment and enabling device operation as a result.
- FIG. 1 is a perspective view showing an outline of the configuration of an automatic driving device system 10 according to an embodiment.
- FIG. 2 is a perspective view illustrating a configuration outline of the emergency stop terminal 200 according to the embodiment.
- FIG. 3 is a block diagram showing an outline of the configuration of the automatic driving device system 10 according to the embodiment.
- an automatic driving equipment system 10 includes a stacker crane 30, a control device 100 that controls the operation of the stacker crane 30, and an emergency stop terminal 200 that makes the stacker crane 30 emergency stop. Is provided.
- the stacker crane 30 is an example of an automatic operation device, and is a device that transports the load 90 and transfers the load 90 to and from the rack 80 in accordance with a control signal transmitted from the control device 100.
- the stacker crane 30 moves up and down along the lower carriage 32 and the upper carriage (not shown), the two masts 31 connecting the lower carriage 32 and the upper carriage, and the two masts 31. Elevating platform 35 is provided.
- the lower carriage 32 is, for example, a carriage that runs along the lower rail 12 installed on the floor surface
- the upper carriage is a carriage that runs, for example, along an upper rail (not shown) installed on the ceiling surface.
- the lower carriage 32 and the upper carriage move in synchronization, whereby the two masts 31 are maintained in a posture substantially parallel to the vertical direction.
- the lifting platform 35 is provided with a transfer device 40 for transferring the luggage 90.
- the transfer device 40 according to the present embodiment is a device that transfers a load 90 using a slide fork 59.
- the slide fork 59 is extended and retracted (stretched) in the direction of the rack 80 by a telescopic structure including, for example, a top plate, a middle plate, and a base plate.
- a telescopic structure including, for example, a top plate, a middle plate, and a base plate.
- load 90 which the transfer apparatus 40 performs A scalar arm system or a push pull system may be employ
- the lifting platform 35 is suspended by a wire rope and moves up and down while being guided by the two masts 31 according to the rotation of the lifting motor included in the lifting drive device 60.
- the stacker crane 30 travels along the tracks (the lower rail 12 and the upper rail), raises and lowers the lifting platform 35, and moves the slide fork 59 of the transfer device 40 back and forth.
- the stacker crane 30 can transfer the load 90 and transfer (transfer) the load 90 between the rack 80 and the station 85 and the like by such an operation.
- the station 85 is a temporary place for the luggage 90.
- the luggage 90 accommodated in the rack 80 is taken out from the rack 80 by the stacker crane 30 and conveyed, temporarily placed on the station 85, and then carried out toward a predetermined place.
- the rack 80 is a structure including a plurality of support columns 81, and includes a plurality of shelves 82 including a pair of support members. Each of the pair of support members is installed in a bridge shape on the two front and rear columns 81.
- the luggage 90 carried in by the stacker crane 30 is accommodated in the rack 80 from the front of the rack 80.
- the luggage 90 accommodated in the rack 80 is taken out from the front surface of the rack 80 by the stacker crane 30. More specifically, the slide fork 59 of the transfer device 40 passes between the pair of support members constituting the shelf 82 in the vertical direction, so that the load 90 is placed on the shelf 82 or the shelf 82. Lifting of the baggage 90 for taking out the loaded baggage 90 is executed.
- the control device 100 is a device that controls the operation of the stacker crane 30.
- the control device 100 controls the operation of the stacker crane 30 in accordance with an instruction transmitted from the operation terminal 300 via wireless communication under a predetermined condition.
- the control device 100 further stops the operation of the stacker crane 30 when wireless communication with the emergency stop terminal 200 is stopped.
- control device 100 can perform normal operation control of the stacker crane 30 for transporting the cargo 90 or the like, for example, according to an instruction transmitted from a management device that is a host computer of the autonomous driving device system 10. .
- the control device 100 can further control the operation of the stacker crane 30 based on an instruction from the operation terminal 300.
- Various types of information processing by the control device 100 are performed, for example, by causing a computer having a CPU (Central Processing Unit), a storage device such as a memory, and an interface for inputting and outputting information to execute predetermined programs. Realized.
- CPU Central Processing Unit
- the operation terminal 300 and the control device 100 can transmit and receive information via wireless communication such as a wireless LAN (Local Area Network).
- the operation terminal 300 is a general-purpose portable terminal device such as a smartphone, a tablet terminal, a notebook PC (Personal Computer), or a head-mounted display.
- the operation terminal 300 can execute an application program (hereinafter referred to as “apparatus operation application”) for operating the stacker crane 30.
- the worker can give an instruction for controlling the operation of the stacker crane 30 to the control device 100 by performing a predetermined operation on the operation terminal 300 that executes the device operation application.
- the operator can remotely operate the stacker crane 30 using the operation terminal 300.
- a general-purpose portable terminal device is adopted as the operation terminal 300 as described above. For this reason, it is difficult or substantially impossible to cause the operation terminal 300 to implement an emergency stop function that satisfies the predetermined safety standard for emergency stop of the stacker crane 30.
- operation control of the stacker crane 30 in accordance with an instruction from the operation terminal 300 (hereinafter referred to as “device operation from the operation terminal 300”) is prohibited in the vicinity of the stacker crane 30 from the viewpoint of ensuring safety. Is done.
- the predetermined area including the stacker crane 30 and the rack 80 is surrounded by an intrusion prevention fence (described later with reference to FIGS. 5 to 7) that restricts the entry of people.
- device operation from the operation terminal 300 is prohibited.
- a system is constructed that can permit equipment operation from the operation terminal 300 at a position relatively close to the stacker crane 30 under predetermined conditions. .
- control device 100 controls the operation of the stacker crane 30 according to an instruction from the operation terminal 300 when wireless communication is possible with both the operation terminal 300 and the emergency stop terminal 200.
- the operation terminal 300 and the emergency stop terminal 200 perform enabling communication for enabling device operation from the operation terminal 300, thereby performing device operation from the operation terminal 300. Is made possible. Details of the enabling communication will be described later with reference to FIGS.
- the emergency stop terminal 200 is a terminal device that performs wireless communication with the control device 100 for emergency stop of the stacker crane 30.
- the emergency stop terminal 200 is realized as a wearable terminal.
- the emergency stop terminal 200 includes, as a hardware configuration, a casing 201, a wireless module 220 accommodated in the casing 201, an emergency stop button 210 disposed in the casing 201, and a mounting member attached to the casing 201. 230.
- the emergency stop terminal 200 also includes other elements such as a secondary battery as an operation power source, but illustration and description of these other elements are omitted.
- the emergency stop terminal 200 has a first communication unit 221 as a functional configuration.
- the wireless module 220 functions as the first communication unit 221.
- the first communication unit 221 performs wireless communication with the control device 100, and changes the state of wireless communication with the control device 100 when the emergency stop button 210 is operated.
- the control device 100 stops the operation of the stacker crane 30 when the state of wireless communication with the first communication unit 221 is changed. That is, when the emergency stop button 210 is operated, the stacker crane 30 is emergency stopped.
- the first communication unit 221 changes the state of the wireless communication by stopping the wireless communication with the control device 100.
- the control device 100 receives an instruction from the operation terminal 300 during a period in which wireless communication with the first communication unit 221 is continuously performed, the control device 100 controls the operation of the stacker crane 30 according to the instruction. Further, the control device 100 stops the operation of the stacker crane 30 when the wireless communication with the first communication unit 221 is stopped.
- the emergency stop terminal 200 further includes a second communication unit 222.
- the second communication unit 222 includes at least one of transmission and reception of predetermined information for enabling operation control of the stacker crane 30 based on an instruction from the operation terminal 300 with the operation terminal 300. Communicate.
- the wireless module 220 functions as the second communication unit 222.
- the first communication unit 221 repeatedly performs transmission and reception of signals for emergency stop of the stacker crane 30 with the control device 100 at predetermined intervals (for example, every several milliseconds). For example, the first communication unit 221 and the control device 100 transmit and receive signals in parallel on two channels (communication paths). The control device 100 shuts off the power circuit for operating the stacker crane 30 when transmission / reception of at least one of the two channels (communication path) is interrupted.
- the emergency stop button 210 when the emergency stop button 210 is operated (pressed in the present embodiment) in the emergency stop terminal 200, the first communication unit 221 of the emergency stop terminal 200 transmits a signal for emergency stop to the control device 100. Stop sending. As a result, the stop of wireless communication between the control device 100 and the emergency stop terminal 200 is detected by the control device 100, and the control device 100 shuts off the power circuit for operating the stacker crane 30. As a result, the stacker crane 30 is brought to an emergency stop.
- the first communication unit 221 and the control device 100 may transmit and receive signals in parallel on two channels (communication paths), and there is only one first communication unit 221 and the control device 100. Signals may be transmitted and received through a channel (communication path). Moreover, the control apparatus 100 may interrupt
- the mounting member 230 is a member for detachably mounting the emergency stop terminal 200 at any position on the human body.
- the mounting member 230 is a belt provided with a fixing buckle or the like (not shown) formed by knitting fibers made of, for example, resin.
- the worker mounts the emergency stop terminal 200 using the mounting member 230 at a position determined in consideration of ease of pressing the emergency stop button 210 and the like.
- the emergency stop terminal 200 is mounted on the wrist opposite to the operator's dominant hand so that the emergency stop button 210 faces inward.
- the emergency stop terminal 200 having the mounting member 230 can be easily mounted at a position where the emergency stop button 210 can be easily pressed or a position that does not interfere with work such as maintenance. This contributes to improvement in safety or workability in the automatic driving device system 10.
- FIG. 4A is a diagram illustrating an outline of the configuration of the operation terminal 300 in the embodiment
- FIG. 4B is a diagram illustrating an example of a user interface screen displayed on the operation terminal 300 in the embodiment.
- FIG. 5 is a schematic diagram showing a state in which device operation is performed from the operation terminal 300.
- FIG. 6 is a schematic diagram illustrating a state in which device operation from the operation terminal 300 is disabled.
- FIG. 7 is a schematic diagram illustrating a state in which device operation from the operation terminal 300 is enabled.
- the operation terminal 300 in the embodiment includes a CPU 302, a storage device 304, and a display device 306 as a hardware configuration.
- the CPU 302 displays the operation screen 320 shown in FIG. 4B on the display device 306 by executing the device operation application stored in the storage device 304, for example.
- the operation screen 320 displays, for example, various operation keys 321 for giving instructions to the stacker crane 30 and state information 322 indicating the state of the stacker crane 30.
- the display device 306 is a device that displays information and accepts an operation from an operator using, for example, a touch panel. For example, when any of the plurality of operation keys 321 is touched (tapped) by the operator, information processing corresponding to the operation key 321 is performed by the CPU 302.
- a selection screen (not shown) is displayed after the device operation application is activated, and the operator performs a predetermined operation.
- One stacker crane 30 among the plurality of stacker cranes 30 can be selected as an operation target.
- Information specifying the stacker crane 30 selected as the operation target is transmitted to the control device 100.
- the control apparatus 100 can specify one stacker crane 30 that permits the device operation from the operation terminal 300 among the plurality of stacker cranes 30 that can be controlled by the control apparatus 100.
- the worker operates the selected stacker crane 30 by performing a predetermined operation such as tapping the operation key 321 on the operation screen 320 displayed on the operation terminal 300.
- a predetermined operation such as tapping the operation key 321 on the operation screen 320 displayed on the operation terminal 300.
- device operation from the operation terminal 300 is performed, for example, when the worker exists outside the intrusion prevention fence 500 as shown in FIG.
- the operation range of the stacker crane 30 and the surrounding area including the rack 80 and the like are surrounded by an intrusion prevention fence 500.
- the intrusion prevention fence 500 is provided with a door 510 that allows an operator to enter and exit the stacker crane 30 for maintenance. In the intrusion prevention fence 500 having such a structure, the entry and exit of the worker is managed.
- the worker can enter the inside of the intrusion prevention fence 500 by, for example, performing a predetermined operation on the management device that manages the automatic driving device system 10.
- the operator rotates the key inserted in the management device arranged outside the intrusion prevention fence 500 to the “maintenance” position and removes it.
- the control device 100 communicating with the management device stops normal operation control (that is, automatic operation of the stacker crane 30) and disables device operation from the operation terminal 300. Further, the door 510 that was locked during the automatic operation is unlocked, and the operator can enter the inside of the intrusion prevention fence 500.
- the control device 100 confirms the existence of the pair of the operation terminal 300 and the emergency stop terminal 200, thereby enabling a device operation from the operation terminal 300.
- the detection of the presence or absence of a person inside the intrusion prevention fence 500 may be performed by detecting the opening / closing of the door 510 or analyzing the captured image, or detecting the human body itself. It may be done by doing. That is, as a detection unit that detects the presence or absence of a person, in addition to a device that detects or recognizes a key operation, a sensor that detects opening and closing of the door 510, an imaging device, a human sensor, a photoelectric sensor, and the like Is exemplified. Further, by detecting the position of the operation terminal 300, the presence or absence of a person inside the intrusion prevention fence 500 may be detected indirectly. That is, the method for detecting the presence or absence of a person in a predetermined area around the stacker crane 30 is not particularly limited, and it is sufficient that the control device 100 can acquire the detection result.
- the control device 100 when the operation range of the stacker crane 30 is surrounded by the intrusion prevention fence 500 and no person is present inside the intrusion prevention fence 500, the control device 100 starts from the operation terminal 300. Allow device control.
- an operator existing outside the intrusion prevention fence 500 activates the device operation application on the operation terminal 300. Thereby, the operator can operate the stacker crane 30 from the outside of the intrusion prevention fence 500 (operation check of the stacker crane 30 or movement of the luggage 90 based on manually input information).
- the control device 100 prohibits device control from the operation terminal 300. That is, when a person is present in a predetermined area including the automatic driving device, the control device 100 does not perform operation control of the automatic driving device according to the instruction from the operation terminal 300.
- control device 100 ignores the instruction even when the instruction transmitted from the operation terminal 300 is received.
- the method for disabling device control from the operation terminal 300 is not particularly limited.
- the device operation application executed on the operation terminal 300 and the control device 100 communicate with each other, and the device operation application is controlled by the control device. Under the control from 100, all processes may be stopped.
- FIG. 6 illustrates a situation where an operator carrying the operation terminal 300 enters the intrusion prevention fence 500 from the door 510.
- the key operation is performed on the management device as described above. Device operation from the operation terminal 300 is prohibited.
- the operator switches from the operation terminal 300 to a remote controller with an emergency stop button that is wired to the control device 100. It is necessary to perform an operation for maintenance of the stacker crane 30.
- a communication cable that connects the remote controller and the control device 100 may interfere with work such as maintenance.
- the efficiency of work such as maintenance decreases due to the difference in operation procedures between the operation terminal 300 and the remote controller.
- the operation terminal 300 and the emergency stop terminal 200 perform enabling communication, thereby enabling device operation from the operation terminal 300. Is done. That is, even when a person is present in a predetermined area including the automatic driving device, the control device 100 operates the automatic driving device according to an instruction transmitted from the operation terminal 300 via wireless communication. Take control.
- the operator can operate the stacker crane 30 using the operation terminal 300 that performs wireless communication with the control device 100 in an environment where the emergency stop of the stacker crane 30 can be performed by his / her own intention.
- the emergency stop terminal 200 is normally placed on the charging stand 520.
- the secondary battery built in the emergency stop terminal 200 is charged in a non-contact manner.
- FIG. 8 is a sequence diagram showing an example of a communication sequence in the automatic driving device system 10 according to the embodiment.
- FIG. 9 is a sequence diagram illustrating a detailed example of enabling communication according to the embodiment and enabling device operation as a result.
- the control device 100 detects a person who is considered to be inside the intrusion prevention fence 500 by performing a key operation on the management device (S10). As a result, the control device 100 disables the device operation according to the instruction from the operation terminal 300 (S11).
- the worker who has entered the inside of the intrusion prevention fence 500 lifts the emergency stop terminal 200 from the charging stand 520, so that the emergency stop terminal 200 is activated (S20). That is, the components such as the wireless module 220 (the first communication unit 221 and the second communication unit 222) are operable.
- the trigger for starting the emergency stop terminal 200 is not particularly limited.
- the emergency stop terminal 200 may be started by operating a mechanical switch provided in the emergency stop terminal 200.
- the emergency stop terminal 200 starts communication for confirmation, which is transmission / reception of a signal for emergency stop of the stacker crane 30, with the control device 100 after activation (S21).
- the first communication unit 221 of the emergency stop terminal 200 transmits a signal (for example, referred to as “beacon”) that informs others of its existence, and the control device 100 that has received the signal returns a response to the signal.
- the indicated signal is transmitted to the emergency stop terminal 200.
- the confirmation communication that is the exchange of such signals, the presence of one of the control device 100 and the emergency stop terminal 200 is confirmed by the other.
- the reliability of the emergency stop of the stacker crane 30 can be improved by executing the confirmation communication in parallel on the two channels (communication paths) as described above (duplication of the confirmation communication). Is possible.
- the confirmation communication thus started is continued until an emergency stop button 210 described later is pressed.
- the enabling communication is communication performed between the second communication unit 222 of the emergency stop terminal 200 and the operation terminal 300, and enables operation control of the stacker crane 30 (that is, device operation of the operation terminal 300). Communication including at least one of transmission and reception of predetermined information.
- enabling communication is an example of communication whose establishment is proof that the pair of operation terminal 300 and emergency stop terminal 200 is in a valid state.
- the control device 100 operates so that the device can be operated from the operation terminal 300.
- the second communication unit 222 of the emergency stop terminal 200 and the operation terminal 300 transmit and receive predetermined information by proximity wireless communication.
- close proximity wireless communication include Bluetooth (registered trademark) or infrared communication.
- the emergency stop terminal 200 exists in a range that can be operated by an operator operating the operation terminal 300. Can be considered. Therefore, even when device operation from the operation terminal 300 that does not have an emergency stop function is enabled, predetermined safety is ensured.
- the operation terminal 300 and the emergency stop terminal 200 for example, exchange information (for example, referred to as “pairing”) for specifying a connection partner.
- a signal including predetermined information is transmitted from each of the operation terminal 300 and the emergency stop terminal 200 to the control device 100 (S40, S41).
- the control device 100 enables the device operation from the operation terminal 300 once disabled in step S11 on the condition that these signals are received (S50). As a result, when an instruction for operation control of the stacker crane 30 is transmitted from the operation terminal 300 (S60), the control device 100 receives the instruction and appropriately processes it. Thereby, the operation control of the stacker crane 30 according to the instruction is executed (S61).
- control device 100 when the control device 100 receives an instruction from the operation terminal 300 during the period in which the confirmation communication started in step S21 is continuously performed, the control device 100 controls the operation of the stacker crane 30 according to the instruction. .
- control device 100 transmits the operation control instruction of the stacker crane 30 that the control device 100 should accept from at least one of the signals of the operation terminal 300 and the emergency stop terminal 200 transmitted in step S40 or step S41.
- the operation terminal 300 can be specified. That is, the control device 100 can authenticate the operation terminal 300.
- the control apparatus 100 transmits the operation target stacker crane 30 from the identified operation terminal 300 together with an instruction for device operation, for example, in step S60. Is received (see FIG. 4B). Thereby, it is possible to identify one stacker crane 30 (control target device) whose operation is to be controlled according to the instruction.
- the control device 100 receives the instruction and controls the operation of the control target device according to the instruction. It can be performed.
- the first communication unit 221 stops the confirmation communication (S70). Specifically, the first communication unit 221 stops the transmission of the signal that starts in step S ⁇ b> 21 and informs others of its existence.
- the control device 100 detects the stop of the confirmation communication by not receiving the signal from the emergency stop terminal 200 (S72). More specifically, the control device 100 detects the stop of the confirmation communication when the signal from the emergency stop terminal 200 is not received in at least one channel (communication path) in which the confirmation communication is performed.
- the control device 100 When the control device 100 detects the stop of the confirmation communication, the control device 100 shuts off the power circuit for operating the stacker crane 30. Thereby, the power supply for operation
- the control apparatus 100 interrupts
- control device 100 interrupts the power circuit for operating one stacker crane 30 specified as the control target device as described above.
- FIG. 9 shows a more specific example of enabling communication (S30) and enabling device operation (S50) from the operation terminal 300 in the communication and operation flow in the automatic driving device system 10 described above. It explains using.
- the operation terminal 300 transmits first identification information (for example, “ID_a”) that is identification information of the operation terminal 300 to the emergency stop terminal 200 in the enabling communication (S30) (S31). .
- ID_a first identification information
- the second communication unit 222 of the emergency stop terminal 200 transmits the second identification information (for example, “ID_b”) that is the identification information of the emergency stop terminal 200 to the operation terminal 300 (S32). .
- the operation terminal 300 and the emergency stop terminal 200 perform enabling communication according to a predetermined rule, such as returning a response when receiving the other party's identification information.
- the emergency stop terminal 200 transmits a signal including “ID_a”, which is identification information of the operation terminal 300, to the control device 100 (S40).
- the operation terminal 300 transmits a signal including “ID_b”, which is identification information of the emergency stop terminal 200, to the control device 100 (S41). Note that either step S40 or step S41 may be executed first.
- the control device 100 enables device operation from the operation terminal 300 based on the signals transmitted in step S40 and step S41 (S50).
- control device 100 authenticates the operation terminal 300 based on the signals transmitted in step S40 and step S41 (S51). When the authentication is successful, the control device 100 starts accepting an instruction transmitted from the authenticated operation terminal 300 (S52). That is, device operation from the operation terminal 300 is enabled.
- step S ⁇ b> 40 the emergency stop terminal 200 may transmit a signal including its own identification information “ID_b” and the identification information “ID_a” of the counterpart operation terminal 300 to the control device 100.
- step S ⁇ b> 41 the operation terminal 300 may transmit a signal including its own identification information “ID_a” and “ID_b”, which is identification information of the emergency stop terminal 200 of the other party, to the control device 100.
- the control device 100 determines that the operation terminal 300 having the identification information “ID_a” is obtained by the fact that both of the two signals received from the operation terminal 300 and the emergency stop terminal 200 include a pair of “ID_a” and “ID_b”. It can be authenticated.
- control device 100 receives an instruction from the operation terminal 300 on the condition that at least one condition is that a signal transmitted from either the operation terminal 300 or the emergency stop terminal 200 is received after the enabling communication (S30).
- the operation control of the stacker crane 30 may be performed according to the above. That is, it is not essential that both the operation terminal 300 and the emergency stop terminal 200 transmit a signal including predetermined information such as identification information of itself or the other party to the control device 100 after enabling communication. Moreover, the predetermined information included in the signal transmitted to the control device 100 after enabling communication may not be the identification information of the operation terminal 300 or the emergency stop terminal 200.
- the first communication unit 221 of the emergency stop terminal 200 transmits a signal including information related to the operation terminal 300, which is predetermined information, to the control device 100.
- the control device 100 operates the stacker crane 30 in response to an instruction from the operation terminal 300 under the condition that at least one condition is that a signal including information related to the operation terminal 300 transmitted from the emergency stop terminal 200 is received. Control may be performed.
- the information regarding the operation terminal 300 includes information indicating that the operation terminal 300 is a terminal stored in advance in the emergency stop terminal 200 (the operation terminal 300 authenticates to the emergency stop terminal 200). Information indicating that the operation terminal 300 is operated), identification information of the operator who operates the operation terminal 300, and the like.
- the control device 100 can acquire information on the operation terminal 300 via the emergency stop terminal 200.
- the emergency stop terminal 200 continuously executes the confirmation communication (step S21 in FIG. 8) started after the activation with the control device 100. Therefore, for example, the control device 100 can accurately recognize the existence of a pair of the operation terminal 300 and the emergency stop terminal 200. That is, the control device 100 can authenticate the operation terminal 300 based only on information transmitted from the emergency stop terminal 200.
- control device 100 controls the operation of the stacker crane 30 in response to an instruction from the operation terminal 300 on the condition that at least one condition is that a signal including information related to the emergency stop terminal 200 transmitted from the operation terminal 300 is received. May be performed.
- the information regarding the emergency stop terminal 200 is information indicating that the emergency stop terminal 200 is a terminal stored in advance in the operation terminal 300 (the emergency stop terminal 200 is in the operation terminal 300). Information indicating that the user has been authenticated), identification information of an operator who operates the emergency stop terminal 200, and the like.
- the control device 100 can acquire information regarding the emergency stop terminal 200 via the operation terminal 300. Therefore, for example, the control device 100 can accurately recognize the existence of a pair of the operation terminal 300 and the emergency stop terminal 200. That is, the control device 100 can recognize that the operation terminal 300 is a terminal combined with the emergency stop terminal 200 having a proper emergency stop function. That is, the control device 100 can authenticate the operation terminal 300 based only on information transmitted from the operation terminal 300.
- the operation such as enabling communication performed by the operation terminal 300 is realized by the operation terminal 300 executing a predetermined program.
- the predetermined program is, for example, a program for causing a computer (such as the CPU 302) included in the operation terminal 300 to execute one or more steps included in the method for controlling the operation terminal 300 shown below.
- the control method of the operation terminal 300 is the emergency stop terminal 200 that performs wireless communication with the stacker crane 30, and the emergency stop terminal 200 that can make the stacker crane 30 emergency stop can be used.
- An enabling communication step for enabling enabling communication including at least one of transmission and reception of predetermined information for enabling operation control is included.
- control method of operation terminal 300 further includes a signal for transmitting to control device 100 a signal including information related to emergency stop terminal 200, which is the predetermined information, after the enabling communication step.
- a transmission step is included.
- the enabling communication step includes an identification information receiving step for receiving the identification information of the emergency stop terminal 200, which is the predetermined information.
- the signal transmission step the enabling communication step is received in the identification information receiving step. Then, a signal including the identification information that is information regarding the emergency stop terminal 200 is transmitted to the control device 100.
- the program is stored in, for example, the storage device 304 of the operation terminal 300, and is read out and executed by the CPU 302. Further, the program may be stored in the storage device 304 as a part of the device operation application executed by the operation terminal 300.
- the control device 100 responds to an instruction from the operation terminal 300 when wireless communication is possible with both the operation terminal 300 and the emergency stop terminal 200.
- the operation control of the corresponding stacker crane 30 is performed. That is, even when the control device 100 operates so as to enable device operation by wireless communication using the operation terminal 300, the worker uses the emergency stop terminal 200 to make an emergency stop of the automatic driving device. Therefore, predetermined safety is ensured.
- the operation terminal 300 and the emergency stop terminal 200 both perform wireless communication with the control device 100, for example, the communication cable may interfere with maintenance work of the automatic operation equipment performed by the operator. There is no.
- the operation terminal 300 and the emergency stop terminal 200 are used in combination, a general-purpose portable terminal device such as a smartphone or a tablet terminal that is substantially impossible to implement an emergency stop function is adopted as the operation terminal 300. Can do. Therefore, for example, a portable terminal device suitable for the country or region where the autonomous driving device system 10 is installed, or the usage environment (high or low temperature or humidity, indoors, etc.) is used as the operation terminal 300. You can choose.
- the automatic driving device system 10 in the present embodiment is an automatic driving device system 10 that is safe and has good workability.
- the control device 100 when a person is detected in a predetermined area around the stacker crane 30, the control device 100 basically prohibits device operation from the operation terminal 300. Thereafter, the operation terminal 300 and the emergency stop terminal 200 perform enabling communication that includes at least one of transmission and reception of predetermined information, thereby enabling a device operation from the operation terminal 300.
- control device 100 when the control device 100 receives a signal transmitted from at least one of the operation terminal 300 and the emergency stop terminal 200 after enabling communication, the control device 100 of the stacker crane 30 according to an instruction from the operation terminal 300 Perform motion control.
- control device 100 is in a state where wireless communication is established with the operation terminal 300, for example.
- the control device 100 by receiving a signal transmitted from the emergency stop terminal 200, it is possible to confirm that both the operation terminal 300 and the emergency stop terminal 200 are in a state in which wireless communication with the control device 100 is possible.
- the control device 100 operates so that device operation can be performed from the operation terminal 300.
- one of the operation terminal 300 and the emergency stop terminal 200 receives the identification information transmitted from the other, and transmits the received identification information to the control device 100.
- the control device 100 can confirm that the pair of the operation terminal 300 and the emergency stop terminal 200 is appropriate (authentication of the pair).
- the intrusion prevention fence 500 when a person enters the intrusion prevention fence 500 provided so as to surround a predetermined range including the stacker crane 30, the device operation from the operation terminal 300 that is possible is temporarily prohibited (not permitted). It is assumed that the operation of the device is enabled after that.
- the intrusion prevention fence 500 is not an essential component for the automatic driving device system 10.
- control device 100 always uses the operation terminal 300 on the condition that the pair of the operation terminal 300 and the emergency stop terminal 200 is valid (the pair is in a state in which wireless communication with the control device 100 is possible). You may operate
- control device 100 can be used from the operation terminal 300 on condition that wireless communication is possible with both the operation terminal 300 and the emergency stop terminal 200 regardless of whether or not the worker is located near the stacker crane 30. You may operate
- the stacker crane 30 can be remotely operated using the emergency stop terminal 200 without depending on the position of the worker. Emergency stop is possible. As a result, the safety in the automatic driving device system 10 is further improved.
- enabling communication between the operation terminal 300 and the emergency stop terminal 200 is not essential as a condition for the control device 100 to perform device operations from the operation terminal 300.
- the control device 100 confirms that the pair of the operation terminal 300 and the emergency stop terminal 200 is valid by a signal transmitted by each of the operation terminal 300 and the emergency stop terminal 200 without depending on the operation of the other. It is also possible to do. That is, each of the operation terminal 300 and the emergency stop terminal 200 may notify the control device 100 that wireless communication is possible with the control device 100 without communicating with the other.
- control device 100 is supposed to make the stacker crane 30 emergency stop when the confirmation communication with the emergency stop terminal 200 is stopped, but the emergency stop trigger of the stacker crane 30 is not the stop of the confirmation communication. Also good.
- the control device 100 may cause the stacker crane 30 to perform an emergency stop. That is, when the emergency stop button 210 is operated, the first communication unit 221 of the emergency stop terminal 200 may change the state of the wireless communication by starting wireless communication with the control device 100. .
- the operation terminal 300 and the emergency stop terminal 200 may perform enabling communication via a communication cable.
- the operation terminal 300 and the emergency stop terminal 200 may be connected by wire by inserting a plug at the end of the communication cable extending from the emergency stop terminal 200 into the operation terminal 300.
- the length of the communication cable is limited to, for example, several tens of centimeters.
- the emergency stop terminal 200 may include an interface (physical key or touch panel) for inputting and outputting information.
- the operation terminal 300 and the emergency stop terminal 200 may be mutually authenticated by inputting a code generated and displayed by one of the operation terminal 300 and the emergency stop terminal 200 to the other.
- the method of inputting information to the operation terminal 300 or the emergency stop terminal 200 is not limited.
- the operator's action is specified by image analysis or the like, and information corresponding to the specified action is stored in the operation terminal 300 or the emergency terminal. It may be input to the stop terminal 200.
- information specified based on the voice uttered by the worker, the movement of the eyeball of the worker, or a change in brain waves may be input to the operation terminal 300 or the emergency stop terminal 200. That is, an operator's gesture or a change in brain waves or the like may be detected, and operation control of an automatic driving device such as the stacker crane 30 may be performed based on the detection result.
- the type of the mounting member 230 included in the emergency stop terminal 200 may not be a band.
- the mounting member 230 may be, for example, a neck strap that positions the emergency stop terminal 200 at the operator's chest.
- the mounting member 230 may be, for example, an engagement member that is detachably engaged with a member fixed to the worker, or a metal or a magnet that is connected to the member fixed to the worker by a magnetic force. .
- the functions of the first communication unit 221 and the second communication unit 222 are realized by the wireless module 220.
- the functions of the first communication unit 221 and the second communication unit 222 may be realized by two physically separate wireless modules.
- the operation screen 320 shown in FIG. 4B is an example of a user interface screen displayed on the operation terminal 300.
- the status information 322 may not be displayed on the operation screen 320.
- the type of the automatic driving device provided in the automatic driving device system 10 is not limited to the stacker crane 30.
- automatic operation of equipment (distribution system equipment) used in a logistics system such as an automated guided vehicle that transports luggage according to instructions from a host computer, or a sorting device that automatically sorts luggage according to instructions from a host computer You may employ
- a machine tool that performs cutting of a metal material under computer control may be employed as an automatic driving device provided in the automatic driving device system 10.
- an automatic loom for producing a fabric by weaving yarn under computer control, or a playground equipment for executing a predetermined operation under computer control is adopted as an automatic driving device provided in the automatic driving device system 10. Also good.
- the control device 100 when both the operation terminal 300 and the emergency stop terminal 200 are capable of wireless communication with the control device 100, the control device 100 operates so as to perform device operations from the operation terminal 300. It is possible to achieve both good workability such as maintenance and ensuring safety.
- the automatic driving equipment system according to the present invention is an automatic driving equipment system that is safe and has good workability. Therefore, the automatic driving equipment system according to the present invention includes an automatic driving equipment system including a transport vehicle (such as a stacker crane or an automatic guided vehicle) that performs a load transport operation, and an automatic including an industrial machine such as a machine tool or an automatic loom. It is useful as a driving equipment system.
- a transport vehicle such as a stacker crane or an automatic guided vehicle
- an automatic including an industrial machine such as a machine tool or an automatic loom. It is useful as a driving equipment system.
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Abstract
Description
12 下レール
30 スタッカクレーン
31 マスト
32 下部台車
35 昇降台
40 移載装置
59 スライドフォーク
60 昇降駆動装置
80 ラック
81 支柱
82 棚
85 ステーション
90 荷物
100 制御装置
200 非常停止端末
201 筐体
210 非常停止ボタン
220 無線モジュール
221 第一通信部
222 第二通信部
230 装着部材
300 操作端末
304 記憶装置
306 ディスプレイ装置
320 操作画面
321 操作キー
322 状態情報
500 侵入防止柵
510 扉
520 充電台
Claims (12)
- 自動運転機器を備える自動運転機器システムであって、
前記自動運転機器を非常停止させるための非常停止端末と、
前記自動運転機器の動作制御を行う制御装置とを備え、
前記非常停止端末は、
非常停止ボタンと、
前記制御装置との間で無線通信を行うことができる第一通信部であって、前記非常停止ボタンが操作された場合に、前記制御装置との間における無線通信の状態を変更する第一通信部とを有し、
前記制御装置は、(a)前記自動運転機器の動作制御のための指示を送信する操作端末、および、前記非常停止端末の両方と無線通信が可能である場合、前記操作端末からの指示に応じた前記自動運転機器の動作制御を行い、(b)前記第一通信部との間の無線通信の状態が変更された場合、前記自動運転機器の動作を停止させる
自動運転機器システム。 - 前記制御装置は、
前記第一通信部との無線通信を継続して行っている期間において、前記操作端末から前記指示を受信した場合、前記指示に応じた前記自動運転機器の動作制御を行い、
前記第一通信部との無線通信が停止した場合に、前記自動運転機器の動作を停止させる
請求項1記載の自動運転機器システム。 - 前記非常停止端末はさらに、前記操作端末との間で、前記自動運転機器の動作制御の可能化のための、所定の情報の送信及び受信の少なくとも一方を含む可能化通信を行う第二通信部を有し、
前記制御装置は、前記可能化通信が行われた後に、前記操作端末および前記非常停止端末の少なくとも一方から送信される信号を受信した場合、前記操作端末からの前記指示に応じた前記自動運転機器の動作制御を行う
請求項1または2に記載の自動運転機器システム。 - 前記第一通信部は、前記第二通信部が、前記操作端末との間で前記可能化通信を行った後に、前記所定の情報である、前記操作端末に関する情報を含む信号を前記制御装置に送信し、
前記制御装置は、前記非常停止端末から送信される、前記操作端末に関する情報を含む信号を受信したことを少なくとも1つの条件として、前記操作端末からの前記指示に応じた前記自動運転機器の動作制御を行う
請求項3記載の自動運転機器システム。 - 前記第二通信部は、前記可能化通信において、前記所定の情報である、前記操作端末の識別情報である第一識別情報を、前記操作端末から受信し、
前記第一通信部は、前記操作端末に関する情報である前記第一識別情報を含む信号を前記制御装置に送信する
請求項4記載の自動運転機器システム。 - 前記制御装置は、前記操作端末から送信される、前記非常停止端末に関する情報を含む信号を受信したことを少なくとも1つの条件として、前記操作端末からの前記指示に応じた前記自動運転機器の動作制御を行う
請求項3~5のいずれか1項に記載の自動運転機器システム。 - 前記第二通信部は、前記可能化通信において、前記所定の情報である、前記非常停止端末の識別情報である第二識別情報を、前記操作端末に送信し、
前記制御装置は、前記操作端末から送信される、前記非常停止端末に関する情報である前記第二識別情報を含む信号を受信したことを少なくとも1つの条件として、前記操作端末からの前記指示に応じた前記自動運転機器の動作制御を行う
請求項6記載の自動運転機器システム。 - 前記非常停止端末はさらに、人体のいずれかの位置に前記非常停止端末を着脱自在に装着させる装着部材を有する
請求項1~7のいずれか1項に記載の自動運転機器システム。 - 制御装置により動作制御が行われる自動運転機器を非常停止させるための非常停止端末であって、
前記制御装置は、無線通信を介して操作端末から送信される指示に応じて前記自動運転機器の動作制御を行うことが可能であり、
前記非常停止端末は、
非常停止ボタンと、
前記制御装置との間で無線通信を行うことができる第一通信部であって、前記非常停止ボタンが操作された場合に、前記制御装置との間における無線通信の状態を変更する第一通信部と、
前記操作端末との間で、前記操作端末からの指示に応じた前記自動運転機器の動作制御の可能化のための、所定の情報の送信及び受信の少なくとも一方を含む可能化通信を行う第二通信部と
を備える非常停止端末。 - 自動運転機器の動作制御を行う制御装置に無線通信を介して指示することで、前記指示に応じた自動運転機器の動作制御を前記制御装置に行わせることが可能な操作端末の制御方法であって、
前記自動運転機器との間で無線通信を行う非常停止端末であって、前記自動運転機器を非常停止させることのできる非常停止端末との間で、前記自動運転機器の動作制御の可能化のための、所定の情報の送信及び受信の少なくとも一方を含む可能化通信を行う可能化通信ステップを含む
操作端末の制御方法。 - さらに、前記可能化通信ステップの後に、前記所定の情報である、前記非常停止端末に関する情報を含む信号を、前記制御装置に送信する信号送信ステップを含む
請求項10記載の操作端末の制御方法。 - 前記可能化通信ステップは、前記所定の情報である、前記非常停止端末の識別情報を受信する識別情報受信ステップを含み、
前記信号送信ステップでは、前記識別情報受信ステップにおいて受信した、前記非常停止端末に関する情報である前記識別情報を含む信号を前記制御装置に送信する
請求項11記載の操作端末の制御方法。
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