Ultrasonic cleaning device for metal mine

The ultrasonic cleaning device comprises a shell, a box body, a lifting plate, a driving assembly, a conveying assembly, a first sealing plate and a drainage assembly, the driving assembly on the side wall of the shell drives the lifting plate to move upwards, the metal ore is placed on the top of the lifting plate, the driving assembly drives the lifting plate to move downwards, and the conveying assembly conveys the metal ore to the first sealing plate; metal ore is brought into the shell to be cleaned, the lifting plate drives the two conveying assemblies to convey part of a cleaning agent and part of clear water into the mixing box to be mixed every time the lifting plate moves downwards, the driving assembly drives the lifting plate to move upwards after cleaning is completed, the cleaned metal ore is taken out, and when the lifting plate moves upwards for the sixth time, the cleaning agent is taken out. And along with downward movement of a lifting plate for the sixth time, a sealing plate is pushed to