Automatic cleaning spiral feeder

The utility model relates to the technical field of feeders, and discloses an automatic cleaning spiral feeder which comprises a material containing box, the front end face of the material containing box is fixedly connected with a motor, the output end of the motor is fixedly connected with a spiral rod, the other end of the spiral rod is fixedly connected with a bearing seat, the interior of the spiral rod is fixedly connected with an exhaust pipe, and the exhaust pipe is fixedly connected with the bearing seat. A plurality of nozzles are fixedly connected to the outer side wall of the exhaust pipe, a connector is fixedly connected to the rear end face of the exhaust pipe, a first air inlet pipe is fixedly connected to the rear end face of the connector, and the nozzles are arranged on the outer side wall of the exhaust pipe, the connector is arranged at the rear end of the exhaust pipe, and the first air inlet pipe is arranged at the rear end of the connector. When the feeder needs to be cleaned, the air e