Disclosed are a vending machine and an item dispensing method of storage column thereof. In the item dispensing method of the storage column of the vending machine, controlling the first motor to start rotating for the first time to convey the target item to the inlet of the bucket; when detecting that the target item reaches the inlet of the bucket, controlling the first motor to stop rotating for the first time to make the target item enter the inside of the bucket under the driving of the second motor.