Vehicle chassis cleaning machine

The utility model discloses a vehicle chassis cleaning machine. The device comprises a base, a driving motor is fixedly arranged on the base; a screw rod coaxial with the driving motor is fixedly arranged on an output shaft of the driving motor; the screw rod is arranged in the horizontal direction, a connecting block is in threaded connection with the peripheral face of the screw rod, a water spraying device is arranged on the connecting block and communicated with a hose, the screw rod can be driven by a driving motor to rotate in the axis direction of the screw rod, and the connecting blockand the water spraying device can move in the axis direction of the screw rod under the action of the screw rod. The water spraying device has the advantages that workers can conveniently adjust theposition of the water spraying device according to the sizes of chassis of transport vehicles of different types, and the cleaning uniformity is improved. 本实用新型公开了一种车辆底盘清洗机，其包括底座，底座上固设有驱动电机，驱动电机的输出轴上固设有与其同轴的丝杆，丝杆沿水平方向设置，丝杆的外周面