Quantitative feeding device for aluminum alloy casting

The utility model discloses a quantitative feeding device for aluminum alloy casting. The invention belongs to the field of aluminum alloy casting feeding, the device comprises a substrate and an electronic scale. The electronic scales are fixedly installed on the upper surface of the substrate. Connecting pipes are fixedly mounted at the input end and the output end of the electronic scale; a flow meter is fixedly mounted on the connecting pipe at the output end of the electronic scale; a supporting plate is arranged on the electronic scale; a feeding pipe and a motor are fixedly mounted on the upper surface of the supporting plate; the motor is located on the upper surface of the end, close to the supporting plate, of the feeding pipe, a main shaft is arranged in the feeding pipe, one end of the main shaft penetrates through the feeding pipe and is fixedly connected with an output shaft of the motor, a spiral auger is arranged on the outer surface wall of the main shaft and located in the feeding pipe, and