WO2017104329A1 - 作業機械の管理システム、作業機械の制御システム、及び作業機械 - Google Patents
作業機械の管理システム、作業機械の制御システム、及び作業機械 Download PDFInfo
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- WO2017104329A1 WO2017104329A1 PCT/JP2016/083755 JP2016083755W WO2017104329A1 WO 2017104329 A1 WO2017104329 A1 WO 2017104329A1 JP 2016083755 W JP2016083755 W JP 2016083755W WO 2017104329 A1 WO2017104329 A1 WO 2017104329A1
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- Prior art keywords
- data
- work machine
- operating range
- dump truck
- absolute position
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
- B60Q1/346—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction with automatic actuation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/205—Remotely operated machines, e.g. unmanned vehicles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2025—Particular purposes of control systems not otherwise provided for
- E02F9/2054—Fleet management
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2800/00—Features related to particular types of vehicles not otherwise provided for
- B60Q2800/20—Utility vehicles, e.g. for agriculture, construction work
Definitions
- the present invention relates to a work machine management system, a work machine control system, and a work machine.
- Patent Document 1 discloses a technique of a direction indication method in an automatic traveling automatic guided vehicle.
- direction indicators are thought to contribute to the improvement of mine safety.
- a technique for using a direction indicator in an unmanned work machine has not been established.
- An object of an aspect of the present invention is to provide a work machine management system, a work machine control system, and a work machine that can improve the safety of a mine.
- an operation range setting unit that sets an operation range for operating a direction indicator of a work machine, a travel condition data generation unit that generates travel condition data of the work machine, and the operation
- a working machine management system comprising: a winker data setting unit that generates winker data for controlling the direction indicator based on a range and the traveling condition data; and an output device that outputs the winker data to the work machine Is provided.
- an operating range setting unit that sets an operating range for operating the direction indicator of the work machine, and a winker data setting unit that generates winker data for controlling the direction indicator
- An absolute position data acquisition unit that acquires absolute position data of the work machine
- a determination unit that determines whether the work machine exists in the operating range based on the absolute position data
- an operating range There is provided a work machine management system comprising: an output device that outputs the winker data to the work machine determined to exist.
- a winker data acquisition unit that acquires winker data for controlling a direction indicator of the work machine
- an absolute position data acquisition unit that acquires absolute position data of the work machine
- a control system for a work machine comprising: a winker control unit that outputs a winker control signal to the direction indicator based on the winker data and the absolute position data.
- a work machine including the work machine control system according to the third aspect.
- the operating range for operating the direction indicator of the work machine is set, the travel condition data for the work machine is generated, and the operating range and the travel condition data are set. Based on this, there is provided a work machine management method including generating winker data for controlling the direction indicator and outputting the winker data to the work machine.
- a work machine management system a work machine control system, and a work machine that can improve the safety of a mine are provided.
- FIG. 1 is a diagram schematically illustrating an example of a work machine management system according to the first embodiment.
- FIG. 2 is a functional block diagram illustrating an example of a work machine management system according to the first embodiment.
- FIG. 3 is a schematic diagram for explaining a target travel route of the dump truck according to the first embodiment.
- FIG. 4 is a diagram schematically illustrating an example of the dump truck according to the first embodiment.
- FIG. 5 is a diagram schematically illustrating an example of the dump truck according to the first embodiment.
- FIG. 6 is a functional block diagram illustrating an example of a dump truck control system according to the first embodiment.
- FIG. 7 is a flowchart illustrating an example of the operation of the management system according to the first embodiment.
- FIG. 8 is a diagram for explaining travel control and direction indicator control for the dump truck according to the first embodiment.
- FIG. 9 is a diagram for explaining travel control and direction indicator control for the dump truck according to the second embodiment.
- FIG. 10 is a diagram for explaining traveling control and direction indicator control for the dump truck according to the second embodiment.
- FIG. 11 is a diagram for explaining travel control and direction indicator control for the dump truck according to the third embodiment.
- FIG. 12 is a diagram for explaining travel control and direction indicator control for the dump truck according to the fourth embodiment.
- FIG. 13 is a diagram for explaining traveling control and direction indicator control for the dump truck according to the fourth embodiment.
- FIG. 14 is a flowchart illustrating an example of the operation of the work machine management system according to the fifth embodiment.
- FIG. 15 is a flowchart illustrating an example of the operation of the work machine control system according to the sixth embodiment.
- FIG. 1 is a diagram illustrating an example of a management system 1 for a work machine 4 according to the present embodiment.
- the management system 1 manages the mining machine 4.
- the management of the mining machine 4 is at least one of operation management of the mining machine 4, evaluation of the productivity of the mining machine 4, evaluation of operation technology of the operator of the mining machine 4, maintenance of the mining machine 4, and abnormality diagnosis of the mining machine 4. Including one.
- Mining machine 4 is a general term for machines used for various operations in a mine.
- the mining machine 4 includes at least one of a boring machine, an excavating machine, a loading machine, a transporting machine, a crusher, and a vehicle operated by a driver.
- the excavating machine is a mining machine for excavating a mine.
- the loading machine is a mining machine for loading a load on a transporting machine.
- the loading machine includes at least one of a hydraulic excavator, an electric excavator, and a wheel loader.
- a transport machine is a mining machine for transporting a load.
- the crusher is a mining machine that crushes the soil discharged from the transporting machine.
- the mining machine 4 is movable in the mine.
- the mining machine 4 includes a dump truck 2 that is a transport machine capable of traveling in the mine and another mining machine 3 different from the dump truck 2.
- a dump truck 2 that is a transport machine capable of traveling in the mine and another mining machine 3 different from the dump truck 2.
- the dump truck 2 is mainly managed by the management system 1 will be described.
- the dump truck 2 travels at least a part of the mine work area PA and the conveyance path HL leading to the work place PA.
- the work place PA includes at least one of a loading place LPA and a dumping place DPA.
- the conveyance path HL includes an intersection IS.
- the dump truck 2 travels according to a target travel route set in the transport path HL and the work place PA.
- the loading site LPA is a range in which loading work for loading the dump truck 2 is performed.
- the earth removal site DPA is a range in which a discharge operation for discharging the load from the dump truck 2 is performed.
- a crusher CR is provided in at least a part of the earth removal site DPA.
- the dump truck 2 is an unmanned dump truck that autonomously travels in a mine based on a command signal from the management device 10.
- the autonomous traveling of the dump truck 2 refers to traveling based on a command signal from the management device 10 without depending on the operation of the driver.
- the management system 1 includes a management device 10 disposed in a control facility 7 installed in a mine, and a communication system 9.
- the communication system 9 includes a plurality of repeaters 6 that relay data or command signals.
- the communication system 9 wirelessly communicates data or command signals between the management device 10 and the mining machine 4.
- the communication system 9 wirelessly communicates data or command signals among the plurality of mining machines 4.
- GNSS Global Navigation Satellite System
- the GNSS detects a position defined by latitude, longitude, and altitude coordinate data.
- the position detected by GNSS is an absolute position defined in the global coordinate system.
- the position of the dump truck 2 and the position of the other mining machine 3 in the mine are detected by the GNSS.
- the position detected by the GNSS is appropriately referred to as a GPS position.
- the GPS position is an absolute position and includes latitude, longitude, and altitude coordinate data.
- the absolute position includes the estimated position of the dump truck 2 estimated with high accuracy.
- the management device 10 transmits data or a command signal to the mining machine 4 and receives data from the mining machine 4.
- the management device 10 includes a computer 11, a display device 16, an input device 17, and a wireless communication device 18.
- the computer 11 includes a processing device 12, a storage device 13, and an input / output unit 15.
- the display device 16, the input device 17, and the wireless communication device 18 are connected to the computer 11 via the input / output unit 15.
- the processing device 12 performs arithmetic processing for managing the mining machine 4.
- the storage device 13 is connected to the processing device 12 and stores data for managing the mining machine 4.
- the input device 17 is a device for inputting data for managing the mining machine 4 to the processing device 12, and is, for example, a keyboard for a computer, a mouse, or the like.
- the processing device 12 performs arithmetic processing using data stored in the storage device 13, data input from the input device 17, and data acquired via the communication system 9.
- the display device 16 displays the arithmetic processing result of the processing device 12 and the like.
- the wireless communication device 18 is disposed in the control facility 7, has an antenna 18A, and is connected to the processing device 12 via the input / output unit 15.
- the communication system 9 includes a wireless communication device 18.
- the wireless communication device 18 can receive data transmitted from the mining machine 4, and the received data is output to the processing device 12 and stored in the storage device 13.
- the wireless communication device 18 can transmit data to the mining machine 4.
- FIG. 2 is a functional block diagram illustrating an example of the management apparatus 10 according to the present embodiment.
- the processing device 12 of the management device 10 includes an operation range setting unit 121 that sets an operation range AR for operating the direction indicator 37 of the dump truck 2 in the mine, and traveling condition data of the dump truck 2.
- the blinker data is output to the dump truck 2 from the wireless communication device 18 that functions as an output device.
- the processing device 12 includes an absolute position data acquisition unit 124 that acquires the absolute position data of the dump truck 2, and a determination unit that determines whether the dump truck 2 exists in the operating range AR based on the absolute position data. 125.
- the processing device 12 also includes a map data acquisition unit 126 that acquires mine map data.
- the map data is, for example, an outer edge line of a region where the mining machine 4 may be arranged in a mine, and is a combination of the left and right end lines of the conveyance path HL and the outer peripheral line of the workplace PA shown in FIG. It is.
- the map data is collected, for example, when an operator rides a manned vehicle equipped with GNSS and travels through a mine.
- the map data collected by the operator is input from the input device 17 and acquired by the map data acquisition unit 126.
- the acquired map data is stored in the storage device 13.
- the operating range AR is set by an operator (administrator) who operates the input device 17.
- the input device 17 When the input device 17 is operated by the operator, the input device 17 generates operating range data indicating the operating range AR.
- the operating range setting unit 121 sets the operating range AR based on the operating range data generated by the input device 17.
- the worker sets the operating range AR while referring to the mine map data. Based on the map data of the mine, the operator specifies the mine area where the direction indicator 37 of the dump truck 2 should operate, and sets the operation range AR.
- the operating range setting unit 121 sets the operating range AR in a specific area of the mine based on the map data.
- FIG. 3 is a schematic diagram showing the dump truck 2 traveling on the conveyance path HL.
- the traveling condition data generation unit 122 of the processing device 12 generates traveling condition data for the dump truck 2 traveling in the mine.
- the traveling condition data includes an aggregate of a plurality of course points PI set at a constant interval W.
- Each of the plurality of course points PI includes target absolute position data of the dump truck 2 and target travel speed data of the dump truck 2 at the position where the course point PI is set.
- the target travel route RP is defined by course data CS that is an aggregate of a plurality of course points PI.
- a target travel route RP of the dump truck 2 is defined by a trajectory passing through a plurality of course points PI. Based on the target travel speed data, the target travel speed of the dump truck 2 at the position where the course point PI is set is defined.
- each of the plurality of course points PI includes turn signal data for the dump truck 2 to control the direction indicator 37.
- the blinker data is data relating to how the direction indicator 37 should be controlled when the dump truck 2 passes the position of the course point PI.
- the winker data includes, for example, data for turning on the right turn turn signal, data for turning on the left turn turn signal, data for turning on the hazard, and data for turning off the turn signal.
- the winker data setting unit 123 sets the winker data at the course point PI set in the operating range AR. That is, in the present embodiment, each of the plurality of course points PI includes target absolute position data, target travel speed data, and blinker data.
- the management device 10 outputs traveling condition data including a plurality of course points PI ahead in the traveling direction to the dump truck 2 via the wireless communication device 18.
- the dump truck 2 travels in the mine according to the travel condition data transmitted from the management device 10.
- the dump truck 2 controls the direction indicator 37 according to the winker data transmitted from the management device 10.
- 4 and 5 are diagrams schematically showing an example of the dump truck 2 according to the present embodiment.
- the dump truck 2 includes a traveling device 21 capable of traveling in a mine, a vehicle main body 22 supported by the traveling device 21, a vessel 23 supported by the vehicle main body 22, a drive device 24 that drives the traveling device 21, and a direction.
- An indicator 37 and a control device 25 are provided.
- the traveling device 21 includes a wheel 26, an axle 27 that rotatably supports the wheel 26, a brake device 28 that brakes the traveling device 21, and a steering device 29 that can adjust the traveling direction.
- the traveling device 21 is operated by the driving force generated by the driving device 24.
- the driving device 24 generates a driving force for accelerating the dump truck 2.
- the drive device 24 drives the traveling device 21 by an electric drive method.
- the drive device 24 includes an internal combustion engine such as a diesel engine, a generator that operates by power of the internal combustion engine, and an electric motor that operates by electric power generated by the generator.
- the driving force generated by the electric motor is transmitted to the wheels 26 of the traveling device 21. Thereby, the traveling device 21 is driven.
- the dump truck 2 is self-propelled by the driving force of the driving device 24 provided in the vehicle body 22.
- the traveling speed of the dump truck 2 is adjusted by adjusting the output of the driving device 24.
- the driving device 24 may drive the traveling device 21 by a mechanical driving method. For example, power generated in the internal combustion engine may be transmitted to the wheels 26 of the traveling device 21 via a power transmission device.
- the steering device 29 can adjust the traveling direction of the traveling device 21.
- the traveling direction of the dump truck 2 including the traveling device 21 includes the direction of the front portion of the vehicle main body 22.
- the steering device 29 adjusts the traveling direction of the dump truck 2 by changing the direction of the wheels 26.
- the brake device 28 generates a braking force for decelerating or stopping the dump truck 2.
- the control device 25 outputs an accelerator command signal for operating the drive device 24, a brake command signal for operating the brake device 28, and a steering command signal for operating the steering device 29.
- the driving device 24 generates a driving force for accelerating the dump truck 2 based on the accelerator command signal output from the control device 25.
- the brake device 28 generates a braking force for decelerating the dump truck 2 based on the brake command signal output from the control device 35.
- the steering device 29 generates a force for changing the direction of the wheels 26 in order to make the dump truck 2 go straight or turn based on the steering command signal output from the control device 25.
- the direction indicator 37 displays the traveling direction of the dump truck 2.
- the direction indicator 37 is disposed at each of the front part and the rear part of the vehicle main body 22.
- the direction indicator 37 includes a turn signal lamp, and notifies the surroundings of the traveling direction of the dump truck 2 by turning on (flashing) the turn signal lamp.
- the direction indicator 37 includes a turn signal lamp 37R that is turned on when the dump truck 2 makes a right turn, and a turn signal lamp 37L that is turned on when the dump truck 2 makes a left turn.
- the turn signal lamp 37 ⁇ / b> R is disposed on the right side of the vehicle body 22, and the turn signal lamp 37 ⁇ / b> L is disposed on the left side of the vehicle body 22.
- lighting of the blinker lamp 37R is appropriately referred to as right-turn lighting
- lighting of the blinker lamp 37L is appropriately referred to as left-turn lighting.
- the dump truck 2 includes a travel speed detector 31 that detects the travel speed of the dump truck 2, an acceleration detector 32 that detects the acceleration of the dump truck 2, and a position detector 35 that detects the position of the dump truck 2. And a wireless communication device 36.
- the traveling speed detector 31 detects the traveling speed of the dump truck 2.
- the traveling speed detector 31 includes a rotational speed sensor that detects the rotational speed of the wheel 26. Since the rotational speed of the wheel 26 and the traveling speed of the dump truck 2 are correlated, the rotational speed value detected by the rotational speed sensor is converted into the traveling speed value of the dump truck 2.
- the traveling speed detector 31 may detect the rotational speed of the wheel 26.
- the acceleration detector 32 detects the acceleration of the dump truck 2.
- the acceleration of the dump truck 2 includes a positive acceleration and a negative acceleration (deceleration).
- calculation processing is performed based on a rotation speed value that is a detection value of a rotation speed sensor that detects the rotation speed of the wheel 26, thereby converting the acceleration value of the dump truck 2.
- the traveling speed detector 31 and the acceleration detector 32 may be separate detectors.
- the position detector 35 includes a GPS receiver, and detects the GPS position (coordinates) of the dump truck 2.
- the position detector 35 has a GPS antenna 35A.
- the antenna 35 ⁇ / b> A receives radio waves from the positioning satellite 5.
- the position detector 35 converts a signal based on the radio wave from the positioning satellite 5 received by the antenna 35A into an electric signal, and calculates the position of the antenna 35A.
- the GPS position of the dump truck 2 is detected by calculating the GPS position of the antenna 35A.
- the communication system 9 includes a wireless communication device 36 provided in the dump truck 2.
- the wireless communication device 36 has an antenna 36A.
- the wireless communication device 36 can wirelessly communicate with the management device 10.
- the management device 10 transmits a command signal including travel condition data of the dump truck 2 to the control device 25 via the communication system 9. Based on the traveling condition data supplied from the management device 10, the control device 25 causes the dump truck 2 to travel according to the traveling condition data (including absolute position data, target traveling speed, and target azimuth angle at a plurality of points PI). In addition, at least one of the drive device 24, the brake device 28, and the steering device 29 of the dump truck 2 is controlled.
- the traveling condition data including absolute position data, target traveling speed, and target azimuth angle at a plurality of points PI.
- the dump truck 2 transmits absolute position data indicating the absolute position of the dump truck 2 detected by the position detector 35 to the management apparatus 10 via the communication system 9.
- the absolute position data acquisition unit 124 of the management device 10 acquires absolute position data of a plurality of dump trucks 2 traveling in the mine. Further, the absolute position data acquisition unit 124 of the management device 10 acquires not only the dump truck 2 but also absolute position data of other mining machines 3 including the position detector 35.
- FIG. 6 is a control block diagram of the control system 20 according to the present embodiment.
- the control system 20 is mounted on the dump truck 2.
- the control system 20 includes a wireless communication device 36, a travel speed detector 31, an acceleration detector 32, a position detector 35, a control device 25, a drive device 24, and a brake device 28. And a steering device 29 and a direction indicator 37.
- the control device 25 includes an input / output unit 41, an operation control unit 42, a winker data acquisition unit 43, a winker control unit 44, an absolute position data acquisition unit 45, and a storage unit 46.
- the input / output unit 41 includes command data including turn signal data and travel condition data from the management device 10 output from the wireless communication device 36, and travel speed data indicating the travel speed of the dump truck 2 output from the travel speed detector 31. Then, acceleration data indicating the acceleration of the dump truck 2 output from the acceleration detector 32 and position data indicating the position of the dump truck 2 output from the position detector 35 are acquired.
- the input / output unit 41 outputs an accelerator command signal to the drive device 24, outputs a brake command signal to the brake device 28, and outputs a steering command signal to the steering device 29.
- the operation control unit 42 outputs an operation control signal for controlling the traveling device 21 of the dump truck 2 based on the designated traveling condition data.
- the traveling device 21 includes a brake device 28 and a steering device 29.
- the driving control unit 42 outputs a driving control signal to the traveling device 21 including the driving device 24, the brake device 28, and the steering device 29.
- the driving control signal includes an accelerator signal output to the drive device 24, a brake command signal output to the brake device 28, and a steering command signal output to the steering device 29.
- the turn signal data acquisition unit 43 acquires turn signal data for controlling the direction indicator 37 of the dump truck 2.
- the winker data acquisition unit 43 acquires from the winker data included in the traveling condition data output from the management device 10.
- the winker control unit 44 outputs a winker control signal to the direction indicator 37 provided in the dump truck 2 based on the winker data acquired by the winker data acquisition unit 43.
- the blinker control signal includes a lighting signal for turning on the direction indicator 37 and a turn-off signal for turning off the direction indicator 37.
- the lighting signal includes a right turn lighting signal, a left turn lighting signal, and a hazard lighting signal that simultaneously performs right turn lighting and left turn lighting.
- the absolute position data acquisition unit 45 acquires the absolute position data of the dump truck 2 from the detection result of the position detector 35.
- the storage unit 46 stores data related to the traveling conditions of the dump truck 2 acquired from the wireless communication device 36.
- the traveling condition data includes data related to the control of the direction indicator 37 described later.
- FIG. 7 is a flowchart showing an example of the operation of the management system 1 according to the present embodiment.
- FIG. 8 is a schematic diagram for explaining the traveling control and the direction indicator control for the dump truck 2.
- the operator operates the input device 17, and an operation range AR for operating the direction indicator 37 of the dump truck 2 in the mine is set.
- Operating range data is generated by operating the input device 17.
- the operating range setting unit 121 acquires operating range data generated by the input device 17 (step SP1a).
- the operating range setting unit 121 sets the operating range AR based on the operating range data generated by the input device 17 (step SP2a).
- FIG. 8 shows a state where the operating range AR is set at the intersection IS.
- the operator specifies the mine area where the direction indicator 37 should operate while referring to the mine map data displayed on the display device 16, and sets the operation range AR using the input device 17.
- the operating range setting unit 121 sets the operating range AR at the intersection IS, which is a specific area of the mine, based on the mine map data.
- the traveling condition data generation unit 122 generates traveling condition data for the dump truck 2 (step SP3a).
- the traveling condition data generation unit 122 sets a plurality of course points PI each including target absolute position data and target traveling speed data.
- the turn signal data setting unit 123 generates turn signal data for controlling the direction indicator 37 based on the operating range AR set in step SP2a and the traveling condition data generated in step SP3a (step SP4a). .
- the winker data setting unit 123 puts the winker data on the course point PI set in the operating range AR.
- the course data CS1 is an aggregate of a plurality of course points PI.
- the winker data setting unit 123 assigns winker data to the course point PIl existing in the operating range ARl set in the left turn range of the intersection IS among the plurality of course points PI of the course data CSl. To do.
- the turn signal data given to these course points PIl is turn signal data with left turn lighting.
- the management device 10 outputs the traveling condition data including the course point PIl to which the turn signal data is given to the dump truck 2 via the wireless communication device 18 (step SP5a).
- the dump truck 2 travels according to the target absolute position data, target travel speed data, and turn signal data included in each of the plurality of course points PI when making a left turn at the intersection IS.
- the direction indicator 37 is turned left.
- the direction indicator 37 is not turned on before the operating range AR1.
- the winker lamp 37L is turned on to the left.
- the blinker lamp 37L is turned off.
- the operation of the direction indicator 37 when the dump truck 2 makes a left turn has been described above.
- the dump truck 2 travels according to the course data CSr as shown in FIG.
- the turn signal data setting unit 123 turns the turn signal data, specifically, turns right turn, to the course point PIr present in the operating range ARr set in the right turn range of the intersection IS among the plurality of course points PI of the course data CSr. Give blinker data.
- the direction indicator 37 When the dump truck 2 traveling on the conveyance path HL approaches the intersection IS and turns right at the intersection IS, the direction indicator 37 is turned on. As shown in FIG. 8, since the turn signal data is not given to the course point PI set before the operating range ARr, the direction indicator 37 does not light before the operating range ARr. When the dump truck 2 enters the operation range ARr and travels according to the course point PIr to which the winker data is given, the winker lamp 37R turns right. When the dump truck 2 leaves the operating range ARr and travels according to the course point PI to which no blinker data is given, the blinker lamp 37R is turned off.
- the direction indicator 37 is controlled based on the operating range AR and the travel condition data. Therefore, the driver of the manned vehicle around the dump truck 2 or the worker working in the mine can grasp the traveling direction of the dump truck 2. Therefore, the safety of the mine is improved.
- the blinker data is given to the course point PI set in the operating range AR among the plurality of course points PI of the traveling condition data, the dump that travels in the operating range AR according to the traveling condition data.
- the direction indicator 37 of the track 2 can be appropriately lit.
- the direction indicator 37 is turned off after passing the operating range AR, it is possible to prevent the direction indicator 37 from being lit continuously.
- Second Embodiment A second embodiment will be described. Constituent elements that are the same as or equivalent to those in the above-described embodiment are given the same reference numerals, and descriptions thereof are simplified or omitted.
- FIGS. 9 and 10 are diagrams schematically illustrating an example of the operation of the direction indicator 37 when the dump truck 2 enters the workplace PA.
- the workplace PA is a loading site LPA in which the loading machine 3 that is another mining machine 3 is present, but may be a dumping site DPA.
- the loading site LPA shown in FIGS. 9 and 10 will be described as an example.
- the dump truck 2 entering the loading site LPA often switches back and approaches the loading machine 3.
- the switchback is an operation in which the advancing dump truck 2 changes its traveling direction at an acute angle and approaches the loading machine 3 while moving backward.
- Switchback range SBA may be provided.
- the operating range setting unit 121 sets the operating range AR in the switchback range SBA, which is a specific area of the mine.
- FIG. 9 shows an example in which the direction indicator 37 is controlled so that the winker lamp 37R and the winker lamp 37L are lit simultaneously when the hazard operating range ARd is set and the dump truck 2 exists in the hazard operating range ARd. Indicates.
- the turn signal lamp 37R is lit and the switchback operation is performed.
- the direction indicator 37 is controlled so that the winker lamp 37L is lit when the dump truck 2 exists in the left turn operation range ARl.
- FIG. 11 is a diagram schematically illustrating an example of the operation of the direction indicator 37 when the dump truck 2 travels on the conveyance path HL where an obstacle exists.
- obstacles include stopped vehicles, falling rocks, and road depressions.
- the operation range setting unit 121 sets the operation range AR in a partial range of the transport path HL where an obstacle that is a specific area of the mine exists.
- a right turn working range ARr and a left turn working range ARl are set in the transport path HL.
- the winker lamp 37R is lit.
- the winker lamp 37L The direction indicator 37 is controlled to light up.
- FIG.12 and FIG.13 is a figure which shows typically an example of operation
- the work site PA is the loading site LPA in which the loading machine 3 is present, but it may be the earth discharging site DPA.
- the loading site LPA shown in FIGS. 9 and 10 will be described as an example.
- the operation range setting unit 121 sets an operation range AR in the loading area LPA that is a specific area of the mine.
- FIG. 12 shows an example in which the direction indicator 37 is controlled so that the winker lamp 37R and the winker lamp 37L are lit simultaneously when the hazard operating range ARd is set and the dump truck 2 exists in the hazard operating range ARd. Indicates.
- FIG. 13 when the left-turn operation range ARl and the right-turn operation range ARr are set, and the dump truck 2 exists in the left-turn operation range ARl in the first half of the switchback operation, the winker lamp 37L is lit and the switchback operation is performed.
- the direction indicator 37 is controlled so that the winker lamp 37R is lit when the dump truck 2 exists in the right-turn operation range ARr.
- turn signal data is given to the traveling condition data, and the direction indicator 37 is activated when the dump truck 2 traveling according to the traveling condition data exists in the operation range AR.
- the direction indicator 37 is controlled based on the absolute position data of the dump truck 2 will be described.
- FIG. 14 is a flowchart showing an example of the operation of the management system 1 according to the present embodiment.
- the input device 17 is operated by an operator (administrator) to generate operating range data.
- the operating range setting unit 121 acquires the operating range data generated by the input device 17 (step SP1b).
- the operating range setting unit 121 sets the operating range AR based on the operating range data generated by the input device 17 (step SP2b).
- the operating range setting unit 121 sets the operating range AR in a specific area of the mine on the map data.
- the turn signal data setting unit 123 generates turn signal data for controlling the direction indicator 37 (step SP3b).
- the absolute position data acquisition unit 124 acquires the absolute position data of the dump truck 2 (step SP4b).
- the determination unit 125 determines whether or not the dump truck 2 exists in the operation range AR based on the absolute position data of the dump truck 2 and the operation range AR set in the operation range setting unit 121 (step SP5b). . Since the operation range AR is data defined in advance by the absolute position coordinates, the determination unit 125 determines whether or not the dump truck 2 exists in the operation range AR based on the absolute position data of the dump truck 2. be able to.
- step SP5b When it is determined in step SP5b that the dump truck 2 is present in the operating range AR (step SP5b: Yes), the management device 10 determines that the dump truck 2 is present in the operating range AR via the wireless communication device 18. The winker data is output to (step SP6b). Thereby, the direction indicator 37 of the dump truck 2 operates.
- step SP5b determines whether the dump truck 2 does not exist in the operating range AR (step SP5b: No). If it is determined in step SP5b that the dump truck 2 does not exist in the operating range AR (step SP5b: No), the winker data is not output to the dump truck 2 (step SP7b).
- the blinker data may be output from the management device 10 to the dump truck 2 in real time based on the absolute position data of the dump truck 2.
- the operation range AR is set by the management device 10 of the management system 1, and the direction indicator 37 of the dump truck 2 is controlled by the management device 10.
- the dump truck 2 autonomously controls the direction indicator 37 based on the absolute position data and the blinker data of the dump truck 2 will be described.
- the dump truck 2 includes the winker data acquisition unit 43 that acquires the winker data for controlling the direction indicator 37, and the absolute position data that acquires the absolute position data of the dump truck 2. Based on the winker data acquired by the winker data acquisition unit 43 and the absolute position data acquired by the absolute position data acquisition unit 45, the winker control unit 44 outputs a winker control signal to the direction indicator 43, and It has.
- FIG. 15 is a flowchart showing an example of the operation of the control system 20 of the dump truck 2 according to the present embodiment.
- the turn signal data acquisition unit 43 acquires turn signal data for controlling the direction indicator 37 of the dump truck 2 (step SP1c).
- the turn signal data acquisition unit 43 may acquire the turn signal data supplied from the management device 10.
- the winker data acquisition unit 43 may acquire the winker data supplied from the storage unit 46.
- the blinker data includes the operating range data described in the above embodiment.
- the blinker data may include mine map data.
- the absolute position data acquisition unit 45 acquires the absolute position data of the dump truck 2 from the position detector 35 (step SP2c).
- the winker control unit 44 outputs a winker control signal to the direction indicator 37 based on the winker data acquired in step SP1c and the absolute position data of the dump truck 2 acquired in step SP2c (step SP3c).
- the winker control unit 44 determines whether or not the host vehicle exists in the operating range based on the absolute position data of the dump truck 2 and the operating range data included in the winker data. When the determination is made, a turn signal control signal for turning on the direction indicator 37 is output.
- the dump truck 2 can autonomously control the direction indicator 37 without using data or a command signal from the management device 10.
- the operation range AR has been described using an example in which a two-dimensional area is specified.
- the present invention is not limited to this embodiment.
- the start position and end position of the blinker operation are pointed on the travel route. It may be specified by a line crossing the travel route or the like.
- a three-dimensional region may be specified.
- the dump truck 2 is an unmanned dump truck.
- the dump truck 2 may be a manned dump truck that travels according to a driver's operation.
- an operation unit such as a winker lever for operating the direction indicator 37 is provided, and the operation unit is operated by the driver.
- the control system 20 intervenes in the operation of the operation unit and turns on the direction indicator 37 even if the driver neglects the operation of the operation unit. That is, the control system 20 performs so-called assist control that assists the operation of the driver. This ensures the safety of the mine.
- the mining machine used in the mine has been described as an example.
- the present invention is not limited thereto, and may be applied to a working machine used in a work site.
- the work machine includes a mining machine.
- the dump truck control system in the ground mine has been described as an example.
- the present invention is not limited thereto, and is used in other mining machines in the ground mine or the work site.
- the control system of the work machine (wheel loader etc.) used is also included.
- SYMBOLS 1 Management system, 2 ... Dump truck (mining machine), 3 ... Other mining machine, 4 ... Mining machine, 5 ... Positioning satellite, 6 ... Repeater, 7 ... Control facility, 9 ... Communication system, 10 ... Management device DESCRIPTION OF SYMBOLS 11 ... Computer, 12 ... Processing device, 13 ... Storage device, 15 ... Input / output unit, 16 ... Display device, 17 ... Input device, 18 ... Wireless communication device, 18A ... Antenna, 20 ... Control system, 21 ... Traveling device , 22 ... vehicle body, 23 ... vessel, 24 ... drive device, 25 ... control device, 26 ... wheel, 27 ... axle, 28 ... brake device, 29 ...
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- Mining & Mineral Resources (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
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- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
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- Operation Control Of Excavators (AREA)
Abstract
Description
第1実施形態について説明する。図1は、本実施形態に係る作業機械4の管理システム1の一例を示す図である。本実施形態においては、作業機械4が鉱山で稼働する鉱山機械4である例について説明する。管理システム1は、鉱山機械4の管理を行う。鉱山機械4の管理は、鉱山機械4の運行管理、鉱山機械4の生産性の評価、鉱山機械4のオペレータの操作技術の評価、鉱山機械4の保全、及び鉱山機械4の異常診断の少なくとも一つを含む。
第2実施形態について説明する。上述の実施形態と同一又は同等の構成要素については同一の符号を付し、その説明を簡略又は省略する。
第3実施形態について説明する。上述の実施形態と同一又は同等の構成要素については同一の符号を付し、その説明を簡略又は省略する。
そこで、作動範囲設定部121は、鉱山の特定領域である障害物が存在する搬送路HLの一部の範囲に作動範囲ARを設定する。図11に示す例では、搬送路HLにおいて、右折用作動範囲ARr及び左折用作動範囲ARlが設定される。進路変更動作の前半においてダンプトラック2が右折用作動範囲ARrに存在するとき、ウインカーランプ37Rが点灯し、進路変更動作の後半においてダンプトラック2が左折用作動範囲ARlに存在するとき、ウインカーランプ37Lが点灯するように方向指示器37が制御される。
第4実施形態について説明する。上述の実施形態と同一又は同等の構成要素については同一の符号を付し、その説明を簡略又は省略する。
第5実施形態について説明する。上述の実施形態と同一又は同等の構成要素については同一の符号を付し、その説明を簡略又は省略する。
第6実施形態について説明する。上述の実施形態と同一又は同等の構成要素については同一の符号を付し、その説明を簡略又は省略する。
Claims (8)
- 作業機械の方向指示器を作動させる作動範囲を設定する作動範囲設定部と、
前記作業機械の走行条件データを生成する走行条件データ生成部と、
前記作動範囲及び前記走行条件データに基づいて前記方向指示器を制御するためのウインカーデータを生成するウインカーデータ設定部と、
前記ウインカーデータを前記作業機械に出力する出力装置と、
を備える作業機械の管理システム。 - 前記走行条件データは、一定の間隔で設定される複数のコース点を含み、
複数の前記コース点のそれぞれは、目標絶対位置データを含み、
前記ウインカーデータ設定部は、前記作動範囲に設定される前記コース点に前記ウインカーデータを設定し、
前記出力装置は、前記ウインカーデータを含む前記走行条件データを前記作業機械に出力する、
請求項1に記載の作業機械の管理システム。 - 前記作業機械の絶対位置データを取得する絶対位置データ取得部と、
前記絶対位置データに基づいて、前記作業機械が前記作動範囲に存在するか否かを判定する判定部と、を備え、
前記作動範囲に存在すると判定された前記作業機械に前記ウインカーデータが出力される、
請求項1又は請求項2に記載の作業機械の管理システム。 - 作業機械の方向指示器を作動させる作動範囲を設定する作動範囲設定部と、
前記方向指示器を制御するためのウインカーデータを生成するウインカーデータ設定部と、
前記作業機械の絶対位置データを取得する絶対位置データ取得部と、
前記絶対位置データに基づいて、前記作業機械が前記作動範囲に存在するか否かを判定する判定部と、
前記作動範囲に存在すると判定された前記作業機械に前記ウインカーデータを出力する出力装置と、
を備える作業機械の管理システム。 - 作業場のマップデータを取得するマップデータ取得部を備え、
前記作動範囲設定部は、前記マップデータに基づいて、前記作業場の特定領域に前記作動範囲を設定する、
請求項1から請求項4のいずれか一項に記載の作業機械の管理システム。 - 前記作動範囲を示す作動範囲データを生成する入力装置を備え、
前記作動範囲設定部は、前記入力装置で生成された前記作動範囲データに基づいて前記作動範囲を設定する、
請求項1から請求項5のいずれか一項に記載の作業機械の管理システム。 - 作業機械の方向指示器を制御するためのウインカーデータを取得するウインカーデータ取得部と、
前記作業機械の絶対位置データを取得する絶対位置データ取得部と、
前記ウインカーデータ及び前記絶対位置データに基づいて、前記方向指示器にウインカー制御信号を出力するウインカー制御部と、
を備える作業機械の制御システム。 - 請求項7に記載の作業機械の制御システムを備える作業機械。
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US15/779,998 US10946794B2 (en) | 2015-12-18 | 2016-11-15 | Work machine management system, work machine control system, and work machine |
CA3007470A CA3007470C (en) | 2015-12-18 | 2016-11-15 | Work machine management system, work machine control system, and work machine |
AU2019275632A AU2019275632B2 (en) | 2015-12-18 | 2019-12-05 | Work machine management system, work machine control system, and work machine |
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