Steel plate cleaning machine

The utility mode relates to a steel plate cleaning machine which comprises a cleaning machine body, a roller group, a motor driving system, a cleaning oil filtering and spraying system, an oil mist treater, safety locks and a walking device which are mutually connected. The cleaning machine body comprises an upper tank body, a lower tank body, a lower machine body, a steel plate guider and inlet and outlet supporting wheel rollers; the roller group comprises a leading-in roller group, a brush roller group and a wringing roller group; the motor driving system comprises a leading-in roller driver, a wringing roller driver and a brush roller driver; the cleaning oil filtering and spraying system comprises a cleaning oil tank, electric heaters, a thermal resistor, a liquid level meter, a spraying and filtering pump, a valve, a magnetic filter, a duplex filter, spraying oil pipes and spraying nozzles; oil stain treaters are installed on the upper tank body of the cleaning machine by installing plates; each safety lock consists of an air cylinder, an air cylinder joint, a support, a pin shaft and the like which are mutually connected; and the walking device comprises a motor reducer driver, a transmission shaft, a transmission chain wheel, walking guide wheels, walking rails and the like. The steel plate cleaning machine has reasonable design, safe and reliable performance and remarkable application effect.