Servicing robot and tail end tool thereof

The utility model discloses a servicing robot and a tail end tool thereof. The tail end tool comprises a switching part and a cleaning device, the switching part is used for being connected with a robot body of the servicing robot, the cleaning device is installed on the switching part, the cleaning device comprises a supporting arm, one end of the supporting arm is hinged, and a cleaning part isarranged at the other end of the supporting arm. And the elastic reset piece acts on the supporting arm and is used for resetting the supporting arm. By the adoption of the structure, the cleaning part of the supporting arm can clean the insulator, the supporting arm is arranged in a hinged mode and can rotate in a self-adaptive mode according to the appearance of the insulator, and the insulatorcan be cleaned conveniently; meanwhile, the elastic reset piece can generate restoring force on the supporting arm after cleaning is completed, the supporting arm can rotate to the original position,and a tail end tool can be