Hot melting road marking machine

The utility model discloses a hot melting road marking machine, which relates to the technical field of road marking spraying, and comprises a vehicle body, a charging barrel, an air suction hood, a spraying nozzle, an air blowing hood and a filter box, the air suction hood, the spraying nozzle and the air blowing hood are respectively and fixedly arranged on one side of the vehicle body from front to back in sequence along the advancing direction of the vehicle body; the material barrel is fixedly installed on the vehicle body, the spraying nozzle is connected with the material barrel through a material liquid pipe, a material liquid pump is arranged on the material liquid pipe, a filtering plate is arranged in the filtering box, the side, located on the filtering plate, of the filtering box is connected with a first air pipe, the first air pipe is connected with the air suction cover, and the air suction cover is connected with the spraying nozzle. According to the device, the brush makes contact with the g