Aluminum bar heating furnace

The utility model belongs to the technical field of aluminum bar processing equipment, and particularly relates to an aluminum bar heating furnace which comprises a furnace body and a feeding device, a heating chamber and a cooling chamber are arranged in the furnace body, the heating chamber is provided with a feeding port, and an electric heating pipe and a first guide plate are arranged in the heating chamber; the cooling chamber is provided with a discharging port, a conveying belt is arranged in the cooling chamber, an air cooling mechanism and a water cooling mechanism are arranged at the top of the cooling chamber, the air cooling mechanism comprises an air cooler and an air pipe, an air outlet barrel is arranged on the air pipe, the water cooling mechanism comprises a cooling water tank and a main pipe, and a spray head is arranged on the main pipe; the feeding device comprises a pushing air cylinder, a second guide plate and a discharging frame, the discharging frame is obliquely arranged on one side