The utility model discloses a cam cleaning machine, including the cleaning machine main tank, set up in operation panel and belt cleaning device on the cleaning machine main tank, belt cleaning device includes spray rinsing head and drive the spray rinsing head is relative work piece reciprocating motion's power device, be provided with the fixed part who is used for fixed work piece on the operation panel, just operation panel fixed part can follow under the drive of mobile device the operation panel remove to with the position that belt cleaning device corresponds. The utility model discloses a cam cleaning machine drives fixed part, power device through the mobile device and drives belt cleaning device and come action respectively and accomplish the cleaning process to the work piece, and the work piece is fixed on fixed part, is driven to corresponding with belt cleaning device by the mobile device, and belt cleaning device accomplishes the work piece under power device's drive and washs, solves the cam and washs that work efficiency hangs down, the higher problem of manufacturing cost.