A self-traveling articulated robot for working in a production factory is provided, which includes a carriage having at least two operation shafts driven by servomotors, respectively, and self-travelable in a two-dimensional plane, a robotic arm supported by the carriage and having at least one operation shaft driven by a servomotor and constituting a joint, an end effector provided to a tip portion of the robotic arm, and a control unit provided in the carriage and for controlling the operation shaft of the robotic arm and the operation shafts of the carriage to operate in cooperation with each other so that a control point defined in one of the robotic arm and the end effector reaches a target position.