PROBLEM TO BE SOLVED: To provide a working robot for which it is possible to execute drive control according to a state of working object (e.g., reaping).SOLUTION: A working robot includes a working part for performing predetermined work accompanied by load resistance with driving force of a motor, a drive part for moving the working part in connection with the work, reference setting means for setting a plurality of reference values of the load resistance that the motor can receive according to the environment where the working part is placed, load determination means for determining the load resistance that the motor bears based on the number of revolutions or the current value of the motor, comparison means for comparing the determination result of the load determination means with the reference value set by the reference setting means, and output switching means for switching the drive force of the motor according to the comparison result of the comparison means.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】作業（例えば刈り取り）対象の状態に応じた駆動制御が可能な作業ロボットを提供する。【解決手段】負荷抵抗を伴う所定の作業をモーターの駆動力により行う作業部と、前記作業部を、作業に伴って移動させる駆動部と、前記作業部が置かれた環境に応じて、前記モーターが受け得る負荷抵抗の基準値を複数定める基準設定手段と、前記モーターの回転数または電流値に基づいて、当該モーターが担っている負荷抵抗を判断する負荷判断手段と、前記負荷判断手段の判断結果と前記基準設定手段が定める基準値とを比較する比較手段と、前記比較手段の比較結果に応じて、前記モーターの駆動力を切り替える出力切替手段と、を備える。【選択図】図１
