An asphalt crack filler machine is a kind of asphalt crack repair machine that is suitable for filling the cracks in roads, expressways, asphalt, and concrete pavement of municipal, airports, squares, and industrial parks, as well as filling cracks of complicated and irregular pavement. As an indispensable road maintenance machine, it is mainly used for preventive maintenance of road surface diseases and in conjunction with road grooving machines and air blowers.