Work machine control device and work machine control method

Abstract

A work machine control device includes a measurement-data acquisition unit that acquires measurement data of a measurement device that measures a work target, the measurement device being mounted on a work machine including a working equipment, an algorithm selection unit that selects a specific algorithm that processes the measurement data depending on work of the work machine, and a calculation unit that processes the measurement data based on the algorithm selected by the algorithm selection unit to calculate a parameter regarding the work target.

1 . A work machine control device comprising:
 a measurement-data acquisition unit configured to acquire measurement data of a measurement device configured to measure a work target, the measurement device being mounted on a work machine including a working equipment;   an algorithm selection unit configured to select a specific algorithm that processes the measurement data depending on work of the work machine; and   a calculation unit configured to process the measurement data based on the algorithm selected by the algorithm selection unit to calculate a parameter regarding the work target.   
     
     
         2 . The work machine control device according to  claim 1 , wherein
 the algorithm selection unit is configured select the specific algorithm that processes the measurement data depending on a work mode of the work machine.   
     
     
         3 . The work machine control device according to  claim 2 , wherein
 the work target includes an excavation target and a loading target,   the algorithm selection unit is configured to select a first algorithm when the work machine is in an excavation work mode and select a second algorithm when the work machine is in a loading work mode, and   the calculation unit is configured to calculate a distance to the excavation target based on the first algorithm and calculate a distance to the loading target based on the second algorithm.   
     
     
         4 . The work machine control device according to  claim 1 , comprising
 a working-equipment control unit configured to control the working equipment based on the distance to the work target calculated by the calculation unit.   
     
     
         5 . The work machine control device according to  claim 1 , wherein
 the algorithm selection unit is configured select the specific algorithm that processes the measurement data according to the work target.   
     
     
         6 . The work machine control device according to  claim 5 , wherein
 the work target includes an excavation target and a loading target,   the algorithm selection unit is configured to select a first algorithm when the work target is the excavation target and select a second algorithm when the work target is the loading target, and   the calculation unit is configured to calculate a distance to the excavation target based on the first algorithm and calculate a distance to the loading target based on the second algorithm.   
     
     
         7 . A work machine control device comprising:
 a measurement-data acquisition unit configured to acquire measurement data of a three-dimensional measurement device configured to measure three-dimensional shapes of an excavation target and a loading target, the three-dimensional measurement device being mounted on a work machine including a working equipment;   an algorithm selection unit configured to select a first algorithm that calculates a parameter regarding the excavation target when the work machine performs work on the excavation target and select a second algorithm that calculates a parameter regarding the loading target when the work machine perform work on the loading target; and   a calculation unit configured to calculate different parameters when the first algorithm is selected and when the second algorithm is selected.   
     
     
         8 . The work machine control device according to  claim 7 , wherein
 the calculation unit is configured to calculate a distance to the excavation target and an angle of repose of the excavation target when the first algorithm is selected and calculate a distance to the loading target and a height of the loading target when the second algorithm is selected.   
     
     
         9 . A work machine control method comprising:
 acquiring measurement data of a measurement device configured to measure a work target;   selecting a specific algorithm that processes the measurement data depending on work of a work machine; and   processing the measurement data based on the selected algorithm to calculate a parameter regarding the work target.