Eluting, eluting and recycling all-in-one machine

The utility model provides an elution and recovery all-in-one machine which comprises a uniform water supply device, a sand washing tank body, a driving device and an air blower, and a filter screen is horizontally arranged in the sand washing tank body to divide the sand washing tank body into an upper layer and a lower layer, namely a sand washing area and a drainage area; the side wall of the sand washing area is provided with a feeding and discharging port and a detachable baffle matched with the feeding and discharging port, and the side wall of the sand washing area is evenly provided with a plurality of air blowing ports communicated with an air blower. The uniform water supply device supplies water to the sand washing area uniformly, a spiral shaft is horizontally arranged in the sand washing area, and one end of the spiral shaft penetrates out of the side wall of the sand washing area to be connected with the output end of the driving device. A plurality of spiral blades are arranged in the middle of