Abstract:In order to realize automatic detection and clean of the large plant oil tank, reduce the labor intensity of workers, a new type of robot on the plant oil tank was designed.The present situation of plant oil tank was introduced, this kind of robot of recent advance in study in domestic and abroad was reviewed, and the significance of this robot on the plant oil tank to maintain and clean was analyzed. Finally, the technical index and route for design of the robot are made, and its system of basic machine and control are designed and analyzed.