A drying apparatus includes: an oven; a conveyor belt, where the conveyor belt passes through the oven, the component to be dried is placed on a side of the conveyor belt, and the conveyor belt is configured to convey the component to be dried; and a blowing mechanism provided on a side of the component to be dried away from the conveyor belt and configured to blow gas onto the component to be dried to make the component to be dried abut against the conveyor belt.