In order to solve the problems such as noise and water mist in the cleaning of the skid in the painting workshop, this paper introduced the scheme of integrating robot and high- pressure cleaning machine to realize the automatic cleaning of the skid through the interlocking control with the conveying system. The paper focused on the components of the integrated system, the signal interlocking mode, the key technical parameters of the equipment and the cleaning process. The scheme was successfully implemented and stably operated in a truck factory in Qingdao