Device and method for cleaning residual aluminum metal powder on equipment

The invention relates to a device for cleaning residual aluminum metal powder on equipment. The device comprises a cleaning device, a suction filtration device and a controller; the cleaning device comprises a cleaning pool, a three-axis moving truss is arranged above the cleaning pool, a spray head is arranged at the Z-axis end part of the three-axis moving truss, the spray head is connected with the lower part of the cleaning pool through a cleaning liquid pipeline, a camera is arranged on the portion, near the spray head, of the three-axis moving truss, and a filter screen is arranged at the lower part in the cleaning pool; and the suction filtration device comprises a support, a first liquid storage tank, a second liquid storage tank, a sand core funnel and a vacuum pump, the first liquid storage tank is connected with a liquid outlet pipe at the bottom of the cleaning pool through a liquid discharge pipe, the first liquid storage tank and the second liquid storage tank are arranged up and down, the first