The invention relates to a concrete stirring machine with a cleaning function. The concrete stirring machine comprises a base, a first support plate, a second support plate, a stirring chamber, a control chamber, a control mechanism, a stirring mechanism and a water supply mechanism, wherein the control mechanism comprises a driving motor, a clutch, a transmission case, a rotary shaft and a bearing; the stirring mechanism comprises a casing and a cleaning assembly; the cleaning assembly is arranged in the casing, and comprises a main body, a first magnet, a second magnet and a spring; the water supply mechanism comprises a water tank, a water pump, a water supply sleeve and a spray head. The concrete stirring machine with the cleaning function has the advantages that the water supply mechanism can be used for uniformly adding water in a concrete stirring process, and flushing in a stirring chamber cleaning process; the stirring mechanism can be used for stirring concrete under the normal working condition, and flushing the stirring chamber under an acceleration mode; the position of a material outlet is adjusted by a turnover mechanism, so as to conveniently discharge a material.