WO2016167374A1 - 作業機械の管理装置 - Google Patents
作業機械の管理装置 Download PDFInfo
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- WO2016167374A1 WO2016167374A1 PCT/JP2016/063511 JP2016063511W WO2016167374A1 WO 2016167374 A1 WO2016167374 A1 WO 2016167374A1 JP 2016063511 W JP2016063511 W JP 2016063511W WO 2016167374 A1 WO2016167374 A1 WO 2016167374A1
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- Prior art keywords
- work
- travel route
- switchback
- point
- dump truck
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- 230000001276 controlling effect Effects 0.000 description 13
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- 238000007599 discharging Methods 0.000 description 10
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Classifications
-
- 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
-
- 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
- G05D1/0287—Control of position or course in two dimensions specially adapted to land vehicles involving a plurality of land vehicles, e.g. fleet or convoy travelling
- G05D1/0291—Fleet control
- G05D1/0297—Fleet control by controlling means in a control room
-
- 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
-
- 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
- E02F9/261—Surveying the work-site to be treated
- E02F9/262—Surveying the work-site to be treated with follow-up actions to control the work tool, e.g. controller
-
- 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
- G05D1/0088—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots characterized by the autonomous decision making process, e.g. artificial intelligence, predefined behaviours
-
- 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
- G05D1/0285—Control of position or course in two dimensions specially adapted to land vehicles using signals provided by a source external to the vehicle using signals transmitted via a public communication network, e.g. GSM network
-
- 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
- G05D1/0287—Control of position or course in two dimensions specially adapted to land vehicles involving a plurality of land vehicles, e.g. fleet or convoy travelling
Definitions
- the present invention relates to a work machine management apparatus.
- Patent Document 1 discloses an example of an unmanned vehicle traveling system that travels an unmanned dump truck.
- the work machine travels according to the target travel route data indicating the target travel route transmitted from the management device.
- the plurality of work machines travel along the same target travel route. Therefore, there is a high possibility that dredging will be generated in the mine transport path or work place. If a deep kite is generated, it will interfere with the running of the work machine. For this reason, when a deep ridge has been generated, for example, a leveling work using a grader is performed. During leveling work, traveling of the work machine is hindered, and as a result, the productivity of the mine is lowered. In addition, the leveling work itself is expensive.
- An object of an aspect of the present invention is to provide a work machine management device that can suppress the generation of dredging and suppress a decrease in mine productivity.
- a switchback point setting unit that sets a plurality of switchback points of the work machine at a work site in a mine, and a work point setting unit that sets at least one work point of the work machine at the work site
- a travel route generator that generates a plurality of target travel routes for the work machine to travel the work place based on the positions of the switchback points and the position of at least one of the work points;
- a work machine management device comprising: a travel route selection unit that selects a target travel route for the machine to travel in the workplace from the plurality of target travel routes.
- a work machine management device capable of suppressing the generation of dredging and suppressing the decrease in mine productivity.
- FIG. 1 is a diagram schematically illustrating an example of a work machine control system according to the first embodiment.
- FIG. 2 is a functional block diagram illustrating an example of a management device according to the first embodiment.
- FIG. 3 is a schematic diagram illustrating an example of a target travel route 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 functional block diagram illustrating an example of a dump truck control apparatus according to the first embodiment.
- FIG. 6 is a diagram schematically illustrating an example of the hydraulic excavator according to the first embodiment.
- FIG. 7 is a functional block diagram illustrating an example of a hydraulic shovel control device according to the first embodiment.
- FIG. 1 is a diagram schematically illustrating an example of a work machine control system according to the first embodiment.
- FIG. 2 is a functional block diagram illustrating an example of a management device according to the first embodiment.
- FIG. 3 is a schematic diagram illustrating
- FIG. 8 is a schematic diagram illustrating an example of the operation of the dump truck according to the first embodiment.
- FIG. 9 is a flowchart illustrating an example of a dump truck control method according to the first embodiment.
- FIG. 10 is a schematic diagram illustrating an example of a dump truck control method according to the first embodiment.
- FIG. 11 is a schematic diagram illustrating an example of a dump truck control method according to the second embodiment.
- FIG. 12 is a schematic diagram illustrating an example of a dump truck control method according to the third embodiment.
- FIG. 13 is a schematic diagram illustrating an example of a dump truck control method according to the fourth embodiment.
- FIG. 14 is a schematic diagram illustrating an example of a dump truck control method according to the fifth embodiment.
- FIG. 15 is a schematic diagram illustrating an example of a dump truck control method according to the sixth embodiment.
- FIG. 16 is a schematic diagram illustrating an example of a dump truck control method according to the seventh embodiment.
- FIG. 17 is a schematic diagram illustrating an example of a dump truck control method according to the eighth embodiment.
- FIG. 1 is a diagram illustrating an example of a control system 1 for a work machine 4 according to the present embodiment.
- the work machine 4 is a mining machine 4 operating in a mine will be described.
- 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 transport machine, a loading machine, an excavating machine, a boring machine, and a crusher.
- the hauling machine is a mining machine for hauling a load, and includes a dump truck having a vessel.
- the loading machine is a mining machine for loading a load onto a transporting machine, and includes at least one of a hydraulic excavator, an electric excavator, and a wheel loader.
- the mining machine 4 includes an unmanned mining machine that operates unmanned and a manned mining machine that is boarded by a driver and operated by the operation of the driver.
- the dump truck 2 is an unmanned dump truck that operates unattended.
- the dump truck 2 autonomously travels in the mine based on the data or signal transmitted from the management device 10.
- the autonomous traveling of the dump truck 2 refers to traveling based on data or a signal transmitted from the management device 10 without being operated by the driver.
- the hydraulic excavator 3 is a manned hydraulic excavator that is boarded by the driver and operated by the operation of the driver.
- a work area PA and a conveyance path HL are provided in the mine.
- the work place PA includes at least one of a loading place LPA and a dumping place DPA.
- the loading site LPA is an area where a loading operation for loading a load onto the dump truck 2 is performed.
- the earth removal site DPA is an area where a discharging operation for discharging the load from the dump truck 2 is performed.
- the conveyance path HL is a traveling path that leads to the work place PL.
- the dump truck 2 travels at least a part of the mine workplace PA and the transport path HL.
- the control system 1 includes a management device 10 installed in a mine control facility 7 and a communication system 9.
- the communication system 9 includes a plurality of repeaters 6 that relay data or signals.
- the communication system 9 wirelessly communicates data or signals between the management device 10 and the mining machine 4.
- the communication system 9 wirelessly communicates data or signals between the plurality of mining machines 4.
- GNSS Global Navigation Satellite System
- GPS Global Positioning System
- the GNSS has a plurality of positioning satellites 5.
- 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 excavator 3 in the mine are detected by 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 management device 10 transmits data or signals to the mining machine 4 and receives data or signals 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 connected to the processing device 12, 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 processing device 12 includes a processor such as a CPU (Central Processing Unit).
- the storage device 13 stores data for managing the mining machine 4.
- the storage device 13 includes a nonvolatile memory such as a ROM (Read Only Memory) or a flash memory, and a volatile memory such as a RAM (Random Access Memory).
- the display device 16 displays the result of the arithmetic processing of the processing device 12.
- the display device 16 includes a flat panel display such as a liquid crystal display (LCD) or an organic EL display (OELD).
- the input device 17 generates data for managing the mining machine 4 by being operated.
- the input device 17 includes at least one of a computer keyboard, a mouse, and a touch panel, for example.
- the processing device 12 performs arithmetic processing using at least one of data stored in the storage device 13, data generated by the input device 17, and data acquired through the communication system 9.
- the wireless communication device 18 is installed in the control facility 7.
- the wireless communication device 18 has an antenna 18A.
- the wireless communication device 18 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 or a signal transmitted from the mining machine 4. Data or signals received by the wireless communication device 18 are output to the processing device 12 and stored in the storage device 13.
- the wireless communication device 18 can transmit data or signals 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 a switchback point setting unit 121 that sets a switchback point of the dump truck 2 in the mine work place PA, and a work point of the dump truck 2 in the mine work place PA.
- a work point setting unit 122 that sets a target, a travel route generation unit 123 that generates a plurality of target travel routes of the mining machine 4, a data acquisition unit 124 that acquires data or signals transmitted from the mining machine 4, and a travel route generation
- the travel route selection unit 125 that selects a target travel route for traveling the dump truck 2 from the plurality of target travel routes generated by the unit 123, and the dump truck 2 according to the target travel route selected by the travel route selection unit 125
- a travel control unit 126 that outputs a control signal so as to travel.
- the switchback point setting unit 121 sets a switchback point indicating an absolute position at which the dump truck 2 switches back in at least one of the loading site LPA and the earth discharging site DPA.
- the switchback point setting unit 121 sets a plurality of switchback points of the dump truck 2 in a work site including at least one of the mine loading site LPA and the earth discharging site DPA.
- the switchback refers to an operation in which the advancing dump truck 2 changes its traveling direction at an acute angle and approaches the working point while moving backward.
- the work point setting unit 122 sets a work point indicating an absolute position where the dump truck 2 performs the prescribed work in at least one of the loading site LPA and the earth discharging site DPA.
- the prescribed work of the dump truck 2 includes at least one of a loading work for loading a load on the dump truck 2 and a discharging work for discharging the load from the dump truck 2.
- the work point includes at least one of a loading point indicating an absolute position where the loading operation is performed and a discharging point indicating an absolute position where the discharging operation is performed.
- a loading point is set in the loading area LPA.
- a discharge point is set at the earth removal site DPA.
- the travel route generation unit 123 generates a target travel route that travels with respect to each dump truck 2 traveling in the mine on at least one of the transport route HL and the work place PA.
- the travel route generation unit 123 includes a plurality of dump trucks 2 for traveling on the workplace based on the positions of the switchback points set by the switchback point setting unit 121 and the positions of at least one work point. A target travel route is generated.
- the data acquisition unit 124 acquires data or signals transmitted from the mining machine 4 including the dump truck 2 and the hydraulic excavator 3.
- the travel route selection unit 125 selects a target travel route for each of the plurality of dump trucks 2 to travel through the work place from the plurality of target travel routes generated by the travel route generation unit 123.
- the travel route selection unit 125 selects a target travel route so that soot generation is suppressed in the workplace.
- the travel route selection unit 125 causes the first dump truck 2 to pass through the first switchback point and travel to the work point, and then the second dump truck 2
- the target travel route is selected so as to travel to the work point through the switchback point 2.
- the traveling control unit 126 generates and outputs a control signal for controlling the traveling of the dump truck 2.
- the travel control unit 126 controls the dump truck 2 so that the dump truck 2 travels according to the target travel route generated by the travel route generation unit 123.
- FIG. 3 is a schematic diagram illustrating an example of the target travel route RP according to the present embodiment.
- the traveling route generation unit 123 of the processing device 12 generates traveling condition data of the dump truck 2 traveling in the mine.
- the target travel route RP travel condition data includes an aggregate of a plurality of course points PI set at a constant interval W on the target travel route RP.
- 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 the target travel route RP 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.
- 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.
- FIG. 3 shows the target travel route RP set in the transport route HL.
- the travel route generation unit 123 generates a target travel route RP indicating the target travel route RP not only in the transport route HL but also in the work place PA.
- FIG. 4 is a diagram schematically illustrating 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 control. Device 25.
- 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 driving device 24 drives the traveling device 21 by, for example, an electric driving 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 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 dump truck 2 includes a position detector 35 that detects the position of the dump truck 2 and a wireless communication device 36.
- 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 travel condition data of the dump truck 2 including the target travel route RP 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 at least the drive device 24, the brake device 28, and the steering device 29 of the dump truck 2 to travel according to the traveling condition data. Control one.
- 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 data acquisition unit 124 of the management device 10 acquires absolute position data of a plurality of dump trucks 2 traveling in the mine.
- FIG. 5 is a functional block diagram of the control device 25 of the dump truck 2 according to the present embodiment.
- the control device 25 is mounted on the dump truck 2.
- the dump truck 2 includes a wireless communication device 36, a position detector 35, a control device 25, a drive device 24, a brake device 28, and a steering device 29.
- the control device 25 includes an input / output unit 41, a travel condition data acquisition unit 42, an operation control unit 43, an absolute position data acquisition unit 44, and a storage unit 45.
- the input / output unit 41 acquires travel condition data from the management device 10 output from the wireless communication device 36 and absolute position data indicating the absolute position of the dump truck 2 output from the position detector 35.
- 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 travel condition data acquisition unit 42 acquires travel condition data including the target travel route RP transmitted from the management device 10.
- the operation control unit 43 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 43 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 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 45 stores the traveling condition data of the dump truck 2 acquired from the wireless communication device 36.
- the travel condition data includes a target travel route RP indicating the target travel route RP.
- FIG. 6 is a diagram schematically illustrating an example of the hydraulic excavator 3 according to the present embodiment.
- FIG. 7 is a functional block diagram of the control device 70 of the excavator 3 according to the present embodiment.
- the control device 70 is mounted on the excavator 3.
- the hydraulic excavator 3 includes a work machine 50 that is operated by hydraulic pressure, and a vehicle body 60 that supports the work machine 50.
- the vehicle main body 60 includes an upper swing body 61 and a lower traveling body 62 that supports the upper swing body 61.
- the upper swing body 61 has a cab 63 including a cab.
- a driver's seat 64 on which the driver Ma sits, an operation lever 65 operated by the driver Ma, an input device 66 operated by the driver Ma, and a display device 67 are arranged in the cab.
- the excavator 3 includes a detection device 57 that detects the relative position of the bucket 53 with respect to the upper swing body 61.
- the excavator 3 includes a position detector 68 that detects the absolute position of the upper swing body 61 and a wireless communication device 69.
- the position detector 68 includes a GPS receiver and an inertial measurement unit (Inertial Measurement Unit: IMU), and detects the GPS position (absolute position) and orientation of the upper swing body 61 in the excavator 3.
- the relative position of the blade edge 53 ⁇ / b> B of the bucket 53 with respect to the upper swing body 61 is detected by the detection device 57.
- the relative position of the bucket may be defined as being located at a point a predetermined distance away from the turning center in the direction of the upper turning body 61, or may be defined by detecting the angle of the boom, arm, bucket, or the like. .
- the absolute position of the blade edge 53B of the bucket 53 is calculated.
- the communication system 9 includes a wireless communication device 69 provided in the excavator 3.
- the wireless communication device 69 can wirelessly communicate with the management device 10.
- FIG. 9 is a functional block diagram of the control device 70 of the excavator 3 according to the present embodiment.
- the control device 70 is mounted on the excavator 3.
- the excavator 3 includes a wireless communication device 69, a position detector 68, a detection device 57, a control device 70, an input device 66, and a display device 67.
- the control device 70 includes an input / output unit 71, a bucket position data acquisition unit 72, an input data acquisition unit 73, and a command data generation unit 74.
- the input / output unit 71 operates position data indicating the position of the excavator 3 output from the position detector 68, bucket position data indicating the position of the bucket 53 detected by the detection device 57, and the input device 66. Get the input data generated by. Further, the input / output unit 41 outputs the command data generated by the command data generation unit 74 to the management device 10 via the wireless communication device 69.
- the bucket position data acquisition unit 72 includes position data indicating the absolute position of the upper swing body 61 detected by the position detector 68, and position data indicating the relative position of the bucket 53 relative to the upper swing body 61 detected by the detection device 57. And get.
- the bucket position data acquisition unit 72 includes position data indicating the absolute position of the upper swing body 61 detected by the position detector 68 and position data indicating the relative position of the bucket 53 relative to the upper swing body 61 detected by the detection device 57. Based on the above, bucket position data indicating the absolute position of the bucket 53 is calculated.
- the input data acquisition unit 73 acquires input data generated by the input device 66 when operated by the driver Ma.
- the command data generation unit 74 generates command data for commanding the setting of the work point of the mining machine 4.
- the command data generation unit 74 generates command data for commanding the setting of the loading point of the dump truck 2 in the mine loading site LPA.
- the driver Ma operates the operation lever 65 and operates the input device 66 in a state where the bucket 53 is disposed at a desired position.
- the command data includes bucket position data indicating the absolute position of the bucket 53 when the input device 66 is operated.
- the bucket position data of the bucket 53 at the time when the input device 66 is operated and the input data generated by the input device 66 is acquired by the input data acquisition unit 73 is set as a loading point.
- the command data for instructing the setting of the loading point is generated by the command data generation unit 74.
- the command data generated by the command data generation unit 74 is transmitted to the management device 10 via the wireless communication device 69.
- FIG. 8 is a schematic diagram illustrating an example of an operation in the loading field LPA of the dump truck 2 according to the present embodiment.
- the loading site LPA is an area where loading work for the dump truck 2 is performed.
- a hydraulic excavator 3 is disposed at the loading site LPA.
- Connected to the loading site LPA is a first transport path HL1 on which the dump truck 2 entering and leaving the loading site LPA travels, and a second transport path HL2 on which the dump truck 2 leaving the loading site LPA travels. Is done.
- the structure by which only one conveyance path HL is connected to the loading place LPA may be sufficient as a conveyance path.
- the travel route generation unit 123 in the management device 10 includes a target travel route RPo of the dump truck 2 in the first transport path HL1, a target travel route RPo of the dump truck 2 in the second transport path HL2, and the dump truck 2 in the loading field LPA.
- the target travel route RP is generated.
- the switchback point setting unit 121 in the management device 10 sets the switchback point BP in the loading site LPA.
- the work point setting unit 122 sets the loading point LP in the loading field LPA.
- the switchback point BP indicates a target point at the absolute position of the dump truck 2 to be switched back.
- the loading point LP indicates a target point at the absolute position of the dump truck 2 when the excavator 3 performs loading work.
- the dump truck 2 that has entered the loading field LPA from the first transport path HL1 while moving forward is switched back at the switchback point BP and moved to the loading point LP while moving backward.
- the dump truck 2 on which the loading operation is performed at the loading point LP moves away from the loading field LPA to the second transport path HL2 while moving forward.
- the loading point LP is designated by the driver Ma of the excavator 3, for example.
- the driver Ma operates the operation lever 65 to place the bucket 53 of the work machine 50 at a desired position.
- the driver Ma operates the input device 66 in a state where the bucket 53 is disposed at a desired position.
- Bucket position data indicating the absolute position of the bucket 53 at the time when the input device 66 is operated and the input data generated by the input device 66 is acquired by the input data acquisition unit 73 is set as the loading point LP.
- the command data including the position data of the loading point LP set by the driver Ma is generated by the command data generation unit 74 of the excavator 3.
- the command data generated by the command data generation unit 74 is transmitted to the management device 10 via the wireless communication device 69.
- the data acquisition unit 124 of the management device 10 acquires command data including the position data of the loading point LP designated by the driver Ma from the excavator 3.
- the work point setting unit 122 of the management device 10 sets the loading point LP based on the command data transmitted from the excavator 3.
- the travel route generation unit 123 performs the target travel from the entrance of the loading site LPA so that the target travel route RPi on the first transport route HL1 and the switchback point BP set by the switchback point setting unit 121 are connected. A route RP is generated. Further, the travel route generation unit 123 generates the target travel route RP so that the switchback point BP set by the switchback point setting unit 121 and the loading point LP set by the work point setting unit 122 are connected. To do. In addition, the travel route generation unit 123 sets the target travel to the exit of the loading site LPA so that the loading point LP set by the work point setting unit 122 is connected to the target travel route RPo in the second transport path HL2. A route RP is generated.
- the target travel route data generated by the travel route generation unit 123, the switchback point data set by the switchback point setting unit 121, and the loading point data (work point data) set by the work point setting unit 122 are: It is transmitted to the dump truck 2 via the communication system 9.
- the target travel route data generated by the travel route generation unit 123 and selected by the travel route selection unit 125 is transmitted to the dump truck 2 via the communication system 9.
- the dump truck 2 includes the target travel route RPi in the first transport path HL1, the target travel route RP including the switchback point BP and the load point LP in the loading site LPA, and the second transport path generated by the management device 10.
- the vehicle travels along the first transport path HL1, the loading site LPA, and the second transport path HL2 according to the target travel route RPo in HL2.
- FIG. 9 is a flowchart illustrating an example of a method for controlling the dump truck 2 according to the present embodiment.
- FIG. 10 is a schematic diagram illustrating an example of a method for controlling the dump truck 2 according to the present embodiment.
- the switchback point setting unit 121 in the management apparatus 10 sets a plurality of switchback points BP of the dump truck 2 in the loading site LPA. As shown in FIG. 10, in this embodiment, for example, three switchback points BP1, BP2, and BP3 are set at intervals. The plurality of switchback points BP (BP1, BP2, BP3) are set at intervals in the loading field LPA.
- the setting of the position of the switchback point BP may be performed by, for example, an administrator of the control facility 7, or may be performed by the driver Ma of the excavator 3.
- the administrator of the control facility 7 may set the switchback point BP by operating the input device 17.
- a plurality of points may be automatically set by the switchback point setting unit 121 in the management apparatus 10.
- the driver Ma of the excavator 3 may operate the input device 66 to set the switchback point BP.
- input data for setting the switchback point BP generated by operating the input device 66 is transmitted from the excavator 3 to the communication system 9.
- the work point setting unit 122 sets one position of the loading point LP of the dump truck 2 in the loading field LPA (step SP20).
- the loading point LP is designated by the driver Ma of the excavator 3, for example.
- the driver Ma operates the input device 66 in a state where the bucket 53 is disposed at a desired position.
- the command data generation unit 74 of the hydraulic excavator 3 is based on bucket position data indicating the absolute position of the bucket 53 at the time when the input data acquisition unit 73 acquires input data generated by operating the input device 66.
- Command data for commanding the setting of the loading point LP of the dump truck 2 is generated.
- the data acquisition unit 124 of the management device 10 acquires the command data generated by the command data generation unit 74 from the hydraulic excavator 3 via the communication system 9.
- the work point setting unit 122 of the management device 10 sets the loading point LP based on the command data acquired by the data acquisition unit 124. Further, the loading point position may be automatically set by the work point setting unit 122 in the management apparatus 10.
- a target travel route RP is generated based on the set switchback point BP and loading point LP (step SP30). As shown in FIG. 10, the travel route generation unit 123 connects the target travel route RPi in the first transport route HL1 and each of the plurality of switchback points BP (BP1, BP2, BP3) in the loading field LPA. In addition, a plurality of target travel routes RP (RP1, RP2, RP3) are generated.
- the travel route generation unit 123 generates a plurality of target travel routes RP (RP1, RP2, RP3) so as to connect each of the plurality of switchback points BP (BP1, BP2, BP3) and the work point LP.
- the plurality of target travel routes RP include a target travel route RP1 that connects the switchback point BP1 and the work point LP, a target travel route RP2 that connects the switchback point BP2 and the work point LP, and a switchback.
- a target travel route RP3 connecting the point BP3 and the work point LP is included.
- the travel route selection unit 125 selects a target travel route RP for traveling the dump truck 2 from the plurality of target travel routes RP (RP1, RP2, RP3) generated by the travel route generation unit 123 (step SP40). .
- the target travel route RP generated by the travel route generation unit 123 and selected by the travel route selection unit 125 is transmitted to each of the plurality of dump trucks 2 operating in the mine.
- Each of the plurality of dump trucks 2 travels in the loading field LPA according to any of the target travel routes RP selected by the travel route selection unit 125.
- the traveling control unit 126 outputs a control signal for controlling the traveling of the dump truck 2 entering the loading site LPA from the first transport path HL1 (step SP50).
- the travel control unit 126 outputs a control signal to the dump truck 2 so that the dump truck 2 entering the loading site LPA travels according to the target travel route RP selected by the travel route selection unit 125. .
- the travel control unit 126 A control signal is output to the dump truck 2 so that the dump truck 2 travels according to the selected target travel route RP.
- the travel route selection unit 125 selects the first target travel route RP as the target travel route RP in the first dump truck 2 at the loading site LPA, and then enters the loading site LPA.
- the second dump truck 2 selects a second target travel route RP that is different from the first target travel route RP as the target travel route RP in the loading field LPA.
- the travel route selection unit 125 selects the target travel route RP so that the dump truck 2 sequentially passes through a plurality of switchback points BP (BP1, BP2, BP3).
- the first dump truck 2 passes the switchback point BP1 and travels on the target travel route RP1 toward the loading point LP
- the second dump truck 2 passes the switchback point BP2.
- a plurality of dump trucks are configured such that after the operation is performed in the order of the first operation, the second operation, and the third operation, the operation is performed again in the order of the first operation, the second operation, and the third operation. 2 is controlled.
- the switchback point setting unit 121 sets a plurality of switchback points BP (BP1, BP2, BP3) so that the generation of soot is suppressed in the loading field LPA.
- the travel route generation unit 123 sets a plurality of target travel routes RP (RP1, RP2, RP3) so as to correspond to the plurality of switchback points BP in the loading field LPA.
- the travel route selection unit 125 selects a target travel route RP through which the dump truck 2 passes so that soot generation is suppressed at the loading site LPA.
- the travel route control unit 126 transmits a control signal to each dump truck 2 so as to travel according to the selected target travel route RP.
- the switchback point setting unit 121 may set the positions of the plurality of switchback points BP so that the intervals between the plurality of switchback points BP are larger than the width of the wheel 26 (tire width), for example.
- the travel route selection unit 125 sets the switchback point BP through which the dump truck 2 passes so that the plurality of dump trucks 2 do not pass through the same switchback point BP among the plurality of switchback points BP. Select from a plurality of switchback points BP. For example, the travel route selection unit 125 may sequentially select the switchback points BP through which the dump truck 2 passes from the plurality of switchback points BP, or may randomly select them. At least, the travel route selection unit 125 has a second dump truck 2 that enters the loading site LPA after the first dump truck 2 enters the loading site LPA.
- a second switchback point BP through which the first dump truck 2 has passed is different from the first switchback point BP without passing through the second dump truck 2.
- the target travel route RP may be selected so as to pass through the switchback point BP.
- the first switchback point BP1 is selected as the switchback point BP through which the first dump truck 2 passes in a certain loading field LPA, the first dump truck 2 is set to the same loading field next.
- a different switchback point BP may be selected.
- a plurality of switchback points BP are set for one loading point LP, and a plurality of switchback points are set based on the respective positions of the plurality of switchback points BP.
- a plurality of target travel routes RP connecting each of the points BP and the loading point LP are generated, and each of the plurality of dump trucks 2 is loaded according to the target travel route RP selected from the plurality of target travel routes RP. Since the vehicle is controlled to travel to LP, it is possible to suppress the dump truck 2 from traveling continuously according to the same target travel route RP. Therefore, generation of deep soot at the loading field LP is suppressed. Since the generation of deep dredging is suppressed, the implementation of leveling work is suppressed and the decline in mine productivity is suppressed.
- the travel route selection unit 125 selects the switchback point BP so that the dump truck 2 sequentially passes through the plurality of switchback points BP, and the dump truck 2 includes the plurality of switchback points BP.
- the period until the dump truck 2 passes through the switchback point BP3 and again passes through the switchback point BP3 can be made substantially the same. Thereby, since the deviation of the number of times the dump truck 2 passes at the plurality of switchback points BP and the deviation of the period during which the dump truck 2 does not pass are suppressed, generation of deep soot is suppressed.
- the traveling control unit 126 outputs a control signal so that the dump truck 2 sequentially passes through a plurality of switchback points BP (BP1, BP2, BP3). That is, the first dump truck 2 passes the switchback point BP1 and travels the target travel route RP1 toward the loading point LP, and the second dump truck 2 passes the switchback point BP2. A second operation for traveling the target travel route RP2 toward the loading point LP, and a third operation in which the third dump truck 2 travels the target travel route RP3 toward the loading point LP through the switchback point BP3.
- BP switchback points
- a plurality of dump trucks are configured such that after the operation is performed in the order of the first operation, the second operation, and the third operation, the operation is performed again in the order of the first operation, the second operation, and the third operation. 2 was to be controlled.
- the first operation, the second operation, and the third operation may be randomly changed every time the dump truck 2 travels.
- the traveling of the dump truck 2 may be controlled so that the dump truck 2 does not continuously pass through the same switchback point BP.
- the switchback point BP may be selected using a frequency map as will be described later.
- 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.
- FIG. 11 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the switchback point setting unit 121 can set a plurality of switchback points BP at intervals along the prescribed line AL in the loading field LPA.
- three switchback points BP (BP1, BP2, BP3) are set along the specified line AL.
- the switchback point BP is set at any position on the specified line AL. can do.
- the travel route selection unit 125 selects the position of the switchback point BP that passes through each travel of the dump truck 2. As a specific travel route selection method, for example, as shown in FIG.
- switchback points BP may be set and sequentially selected, or from the switchback point BP1 in FIG.
- the switchback points BP may be selected by moving them at equal intervals, or the switchback points BP may be selected at random on the specified line AL. Further, the switchback point BP may be selected using a frequency map described later. Any other selection method may be adopted.
- the regulation line AL is set, and by setting a plurality of switchback points BP along the regulation line AL, generation of deep dredging at the loading site LPA is suppressed. Reduction in productivity is suppressed.
- FIG. 12 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the switchback point setting unit 121 can set a plurality of switchback points BP at intervals within a specified area AR in the loading field LPA.
- three switchback points BP (BP1, BP2, BP3) are set at intervals in the specified area AR, but the switchback points BP are located at any position on the specified area AR.
- the travel route selection unit 125 selects which position of the switchback point BP is passed each time each dump truck 2 travels. As a specific route selection method, for example, as shown in FIG.
- switchback points BP may be set and sequentially selected, or a predetermined direction from the switchback point BP1 in FIG.
- the switchback points BP may be selected by moving the switchback points BP at regular intervals (up, down, left, right, diagonal, etc.), or the switchback points BP may be selected randomly on the specified area AR. . Further, the switchback point BP may be selected using a frequency map described later. Any other selection method may be adopted.
- the specified area AR may be set anywhere within the loading area LPA.
- the travel route selection unit 125 uses a plurality of switchback points BP so that the switchback points BP through which the dump truck 2 passes are suppressed from being generated at the loading site LPA using the frequency map.
- a selection method for selecting from the above will be described.
- the method for selecting the switchback point BP and the target travel route RP using the frequency map can be applied in the examples of the first to third embodiments described above, for example.
- the travel route selection unit 125 changes the position of the switchback point BP so that soot formation is suppressed at the loading site LPA.
- the travel route generation unit 123 changes the position (route) of the target travel route RP so that the generation of soot is suppressed at the loading site LPA.
- FIG. 13 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the traveling control unit 126 divides a predetermined area AS of the loading site LPA including a plurality of switchback points BP and loading points LP by a plurality of grids GR.
- the specified area AR is set as a part of the predetermined area AS.
- the traveling control unit 126 identifies the grid GR through which the wheels 26 of the dump truck 2 have passed based on the absolute position data of the dump truck 2 detected by the position detector 35.
- the traveling control unit 126 counts the number of times that the wheel 26 of the dump truck 2 has passed for each of the plurality of grids GR.
- the switchback point setting unit 121 determines the number of times that the wheels 26 of the dump truck 2 have passed through the grid GR for each of the plurality of grids GR set in the predetermined area AS with the position of the loading point LP fixed. The position of the switchback point BP is automatically changed so as not to protrude and increase with respect to the number of times of passing through the surrounding grid GR.
- the traveling route generation unit 123 counts the number of times the wheels 26 of the dump truck 2 have passed the grid GR for each of the plurality of grids GR set in the predetermined area AS in a state where the position of the loading point LP is fixed.
- the route of the target travel route RP is changed so as not to protrude and increase with respect to the number of times of passing through the surrounding grid GR. Thereby, generation of deep wrinkles is suppressed.
- the switchback point setting unit 121 changes the position of the switchback point BP from the switchback point BP2 to, for example, the switchback point BP1 or the switchback point BP3 in the specified area AR.
- the number of counts of the grid located on the target travel route RP is increased.
- the number of counts of the grid located on the travel route of the tire relative to the actual travel route may be increased. Good.
- a frequency map indicating the frequency with which the wheels 26 of the dump truck 2 pass in the predetermined area AS of the loading site LPA is created, and the predetermined area AS is referred to with reference to the frequency map.
- the switchback point BP and the target travel route RP are set so that the wheel 26 does not travel frequently only in the specific region. Accordingly, the generation of deep dredging at the loading site LPA is suppressed, and the decrease in mine productivity is suppressed.
- FIG. 14 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the travel route generation unit 123 can generate a plurality of target travel routes RPi on the first transport path HL1.
- five target travel routes RPi are generated on the first transport route HL1.
- the travel control unit 126 controls the dump truck 2 so that the dump truck 2 passes through each of the plurality of target travel paths RPi on the first transport path HL1. As a result, the generation of deep wrinkles in the first transport path HL1 is suppressed.
- the travel route generation unit 123 sets a plurality of target travel routes RPi in the first transport path HL1 so as to connect the switchback point BP and each of the plurality of target travel routes RPi of the first transport path HL1.
- FIG. 14 shows an example in which the switchback point BP1 and each of the five target travel routes RPi in the first transport path HL1 are connected.
- the travel route generation unit 123 connects a plurality of target travel routes RPi on the first transport route HL1 so as to connect the switchback point BP2 and each of the five target travel routes RPi of the first transport route HL1. Is generated.
- the travel route generation unit 123 generates a plurality of target travel routes RPi on the first transport path HL1 so as to connect the switchback point BP3 and each of the five target travel routes RPi of the first transport path HL1.
- FIG. 15 is a schematic diagram illustrating an example of a method for controlling the dump truck 2 according to the present embodiment.
- the switchback point setting unit 121 can set a plurality of switchback points BP at intervals.
- five switchback points BP are set at equal intervals along the prescribed line AL.
- the travel route generation unit 123 can generate a plurality of target travel routes RPo on the second transport route HL2.
- five target travel routes RPo are generated on the second transport route HL2.
- the travel control unit 126 controls the dump truck 2 so that the dump truck 2 passes through each of the plurality of target travel paths RPo in the second transport path HL2. Thereby, it is suppressed that deep wrinkles are generated in the second transport path HL2.
- the travel route generation unit 123 sets a plurality of target travel routes RP in the second transport path HL2 so as to connect the loading point LP and each of the plurality of target travel routes RPo of the second transport path HL2. Generate.
- the generation of soot is suppressed in the second transport path HL2. Moreover, the generation
- the dump truck 2 leaving the loading site LPA and traveling on the second transport path HL2 is loading.
- the total weight of the dump truck 2 in the loaded state is larger than the total weight of the dump truck 2 in the empty state. Therefore, when the dump truck 2 travels on the second transport path HL2, soot is more easily generated on the second transport path HL2.
- the generation of soot can be effectively suppressed.
- FIG. 16 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the work point setting unit 122 can set a plurality of loading points LP.
- the work point setting unit 122 can set a plurality of loading points LP at intervals.
- the work point setting unit 122 sets three loading points LP (LP1, LP2, LP3).
- the plurality of loading points LP are set along a defined line AM indicating the movement trajectory of the bucket 53 when the upper swing body 61 of the excavator 3 swings around the swing axis RX.
- the travel route generation unit 123 generates a plurality of target travel routes RP at the loading site LPA so as to connect the switchback point BP and each of the plurality of loading points LP.
- FIG. 16 shows an example in which the loading point LP1 and each of the five switchback points BP are connected. Although illustration is omitted, the travel route generation unit 123 generates a plurality of target travel routes RP at the loading site LPA so as to connect the loading point LP2 and each of the five switchback points BP. In addition, the travel route generation unit 123 generates a plurality of target travel routes RP at the loading site LPA so as to connect the loading point LP3 and each of the five switchback points BP.
- a region from the switchback point BP to the loading point LP by setting a plurality of loading points LP (LP1, LP2, LP3) in the loading field LPA.
- the generation of soot is suppressed in a wide range of the loading site LPA.
- the component which sets several loading points LP like this embodiment, and the component demonstrated by each above-mentioned embodiment can be combined suitably.
- the number of switchback points BP may be one, or a plurality of switchback points BP may be set in the specified area AR or along the specified line AL.
- the dump truck 2 that enters any one of the plurality of loading points LP from the switchback point BP may sequentially select the loading points LP from the plurality of loading points LP. Alternatively, it may be selected at random, or may be selected using a frequency map.
- FIG. 17 is a schematic diagram showing an example of a method for controlling the dump truck 2 according to the present embodiment.
- the switchback point setting unit 121 can set a plurality of switchback points BP of the dump truck 2 in the dumping site DPA.
- the work point setting unit 122 can set a plurality of discharge points DP of the dump truck 2 in the dump site DPA.
- the travel route generation unit 123 can generate a plurality of target travel routes RP that connect each of the plurality of switchback points BP and the discharge point DP.
- the generation of soot in the earth removal site DPA is suppressed.
- the component which sets switchback point BP and discharge point DP in the earth removal field DPA like this embodiment, and the component demonstrated in each above-mentioned embodiment can be combined suitably.
- the number of switchback points BP may be one, or a plurality of switchback points BP may be set in the defined area AR or along the defined line AL.
- the dump truck 2 that enters any one of the plurality of discharge points DP from the switchback point BP may select the positions of the plurality of discharge points DP in order or randomly. Alternatively, it may be selected using a frequency map.
- the setting of the work point including one or both of the loading point LP and the discharge point DP is performed based on the operation of the input device 66 by the driver Ma.
- the work point may be automatically set by the management apparatus 10.
- the command data generated by the hydraulic excavator 3 by the operation of the input device 66 by the driver Ma is transmitted to the dump truck 2 by inter-vehicle communication between the hydraulic excavator 3 and the dump truck 2 without passing through the management device 10. May be.
- 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.
- control system 1 is applied to the traveling of the dump truck 2.
- control system 1 may be applied to the traveling of another mining machine different from the dump truck 2 such as a wheel loader. Good.
- the working machine is a mining machine that operates in a mine, but a working machine that is used at a work site different from the mine may be used.
- Antenna 36 DESCRIPTION OF SYMBOLS Wireless communication apparatus 36A Antenna 41 Input / output unit 42 Travel condition data acquisition unit 43 Operation control unit 44 Absolute position data acquisition unit 45 Storage unit 50 Work implement 53 Bucket 57 ... Detection device, 60 ... Vehicle body, 61 ... Upper turning body, 62 ... Lower traveling body, 62A ... Driving wheel, 62B ... Drive wheel, 62C ... Track, 63 ... Cab, 64 ... Driver's seat, 65 ... Operation lever, 66 ... input device, 67 ... display device, 68 ... position detector, 69 ... wireless communication device, 70 ... control device, 71 ... input / output unit, 72 ...
- bucket position data acquisition unit 73 ... input data acquisition unit, 74 ... Command data generation unit 121 ... Switchback point setting unit 122 ... Work point setting unit 123 ... Travel route generation unit 124 ... Data acquisition unit 125 ... Travel route selection unit 126 ... Travel control unit AL ... Prescribed line , AR ... regulated area, AS ... predetermined area, BP ... switchback point, DPA ... discharging ground, GR ... grid, HL ... conveying path, LP ... loading point (working point), LPA ... loading place, PI ... Course points PA ... workplace, RP ... the target traveling route.
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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の制御システム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。
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。
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。
第7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8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 (12)
- 鉱山の作業場において前記作業機械のスイッチバック点を複数設定するスイッチバック点設定部と、
前記作業場において前記作業機械の作業点を少なくとも1つ設定する作業点設定部と、
複数の前記スイッチバック点のそれぞれの位置及び少なくとも1つの前記作業点の位置に基づいて前記作業機械が前記作業場を走行するための複数の目標走行経路を生成する走行経路生成部と、
前記作業機械が前記作業場を走行するための目標走行経路を、前記複数の目標走行経路の中から選択する走行経路選択部と、
を備える作業機械の管理装置。 - 複数の前記スイッチバック点は、前記作業場内における規定エリア内に間隔をあけて設定される、
請求項1に記載の作業機械の管理装置。 - 複数の前記スイッチバック点は、前記作業場内における規定ラインに沿って間隔をあけて設定される、
請求項1に記載の作業機械の管理装置。 - 前記走行経路選択部は、第1の作業機械が前記作業場における目標走行経路として第1の目標走行経路を選択し、次に前記作業場に進入する第2の作業機械が前記作業場における目標走行経路として、第1の目標走行経路とは異なる第2の目標走行経路を選択する、
請求項1から請求項3のいずれか一項に記載の作業機械の管理装置。 - 前記走行経路選択部は、前記作業機械が前記複数のスイッチバック点を順次通過するようにスイッチバック点を選択する、
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装置。 - 前記走行経路選択部は、前記作業機械が通過する前記スイッチバック点を、前記複数のスイッチバック点の中からランダムに選択する、
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装置。 - 前記走行経路選択部は、前記作業機械が通過する前記スイッチバック点を、頻度マップを用いて前記作業場において轍の生成が抑制されるように前記複数のスイッチバック点の中から選択する、
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装置。 - 前記作業場において前記作業機械の作業点を設定する作業点設定部をさらに備え、
前記作業点設定部は、前記作業点を複数設定し、
前記走行経路生成部は、前記複数のスイッチバック点と複数の前記作業点のそれぞれとを結ぶように生成される、
請求項1から請求項7のいずれか一項に記載の作業機械の管理装置。 - 前記走行経路生成部は、前記作業場と接続され前記作業場に進入する前記作業機械が走行する搬送路における前記作業機械の目標走行経路を生成し、
前記搬送路における前記目標走行経路と前記作業場における複数の前記スイッチバック点のそれぞれとが結ばれる、
請求項1から請求項8のいずれか一項に記載の作業機械の管理装置。 - 前記走行経路生成部は、前記搬送路において複数の前記目標走行経路を生成し、
前記複数のスイッチバック点と前記搬送路の複数の前記目標走行経路のそれぞれとが結ばれる、
請求項9に記載の作業機械の管理装置。 - 前記走行経路生成部は、前記作業場と接続され前記作業場から退去する前記作業機械が走行する搬送路における前記作業機械の目標走行経路を複数生成し、
前記作業点と前記搬送路の複数の前記目標走行経路のそれぞれとが結ばれる、
請求項1から請求項9のいずれか一項に記載の作業機械の管理装置。 - 前記作業点設定部は、複数の前記作業点を設定し、
前記複数の作業点と前記搬送路の複数の前記目標走行経路のそれぞれとが結ばれる、
請求項11に記載の作業機械の管理装置。
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