公开(公告)号：EP4286605A1

公开(公告)日：2023-12-06

申请号：EP22771385.6

申请日：2022-03-14

申请人： Komatsu Ltd.

发明人： SEKI, Yohei ,  KUSAKA, Koji ,  HOSODA, Yuki

IPC分类号： E02F9/20 ,  E02F9/26

摘要： An abnormality determination system applicable to a work machine includes: a stereo camera 22 mounted on a wheel loader having working equipment 10; a position data calculation unit 83 that estimates a position of the working equipment 10 in a captured image of the stereo camera 22 based on a posture of the working equipment 10 when captured by the stereo camera 22; and a determination unit 91 that determines whether the stereo camera 22 is normal based on the estimated position of the working equipment 10.

公开(公告)号：EP3760794A1

公开(公告)日：2021-01-06

申请号：EP19792698.3

申请日：2019-03-11

申请人： Komatsu Ltd.

发明人： SEKI, Yohei ,  OZAKI, Masataka

IPC分类号： E02F9/20

摘要： A loading machine control device includes a measurement data acquisition unit acquiring measurement data of a measurement device mounted in a loading machine having working equipment, a target calculation unit calculating, based on the measurement data, a position of an upper end portion of a loading target to which an excavation object excavated by a bucket of the working equipment is loaded, a bucket calculation unit calculating position data of the bucket, an overlap determination unit determining whether the upper end portion of the loading target and the bucket that are in the measurement data overlap each other, and a working equipment control unit controlling the working equipment based on the measured position of the upper end portion of the loading target when it is determined that the upper end portion of the loading target and the bucket that are in the measurement data do not overlap each other.

公开(公告)号：EP4283052A1

公开(公告)日：2023-11-29

申请号：EP22771387.2

申请日：2022-03-14

申请人： Komatsu Ltd.

发明人： OZAKI, Masataka ,  SEKI, Yohei ,  KUSAKA, Koji ,  HOSODA, Yuki

IPC分类号： E02F9/20 ,  E02F9/26

摘要： A control system of a work machine includes: a three-dimensional measurement device 20 that measures a work target of a work machine 1; a detection device 25 that detects the work target; and a working equipment control unit 87 functioning as an intervention control unit that performs intervention control of the work machine 1 when both the three-dimensional measurement device 20 and the detection device 25 have detected the work target.

公开(公告)号：EP3650605A1

公开(公告)日：2020-05-13

申请号：EP18904145.2

申请日：2018-07-20

申请人： Komatsu Ltd.

发明人： SEKI, Yohei ,  OZAKI, Masataka ,  IMANISHI, Kota

IPC分类号： E02F9/26 ,  G01B11/00 ,  G01B11/245

摘要： A work machine includes: a vehicle body front part to which a front wheel is attached; a vehicle body rear part which is coupled to the vehicle body front part through an articulated mechanism and to which a rear wheel is attached; a working equipment coupled to the vehicle body front part; a headlight supported by the vehicle body front part and arranged above the front wheel; and a three-dimensional measurement device arranged on an outer side of the headlight in a vehicle width direction that is in parallel with a rotation axis of the front wheel.

公开(公告)号：EP3744909A1

公开(公告)日：2020-12-02

申请号：EP19777375.7

申请日：2019-03-11

申请人： Komatsu Ltd.

发明人： SEKI, Yohei ,  OZAKI, Masataka

IPC分类号： E02F9/20 ,  G01B11/245 ,  G01S17/89

摘要： A work machine control device includes a measurement-data acquisition unit that acquires measurement data of a three-dimensional measurement device that is mounted on a work machine including work equipment and measures a three-dimensional shape including a ridgeline of a work target on which the working equipment performs work, and a target calculation unit that calculates and outputs, based on the measurement data regarding the ridgeline of the work target, a distance from the work machine to the work target or an angle of repose of the work target.

公开(公告)号：EP3733981A1

公开(公告)日：2020-11-04

申请号：EP19775283.5

申请日：2019-03-11

申请人： Komatsu Ltd.

发明人： SEKI, Yohei ,  OZAKI, Masataka ,  IMANISHI, Kota ,  AOSHIMA, Koji

IPC分类号： E02F9/20

摘要： 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.