Preimpregnation device for modified asphalt waterproof coiled material

The utility model relates to the technical field of waterproof coiled material equipment, in particular to a modified asphalt waterproof coiled material preimpregnation device. Comprising a rack and a preimpregnation tank, and a first pressing roller, a first carrier roller, a first scraper set, a second carrier roller, a second pressing roller, a third carrier roller, a second scraper set and an extrusion traction mechanism are sequentially arranged on the rack; a prepreg is arranged in the presoaking tank; the first scraper set and the second scraper set are the same in structure and each comprise an upper blade and a lower blade, and the height of the first pressing roller and the height of the second pressing roller can be adjusted up and down. Compared with the prior art, the device has the advantages that the structure is simple, the practicability is high, the carcass cloth can be subjected to two-time preimpregnation treatment, bubbles and the like in the carcass cloth can be completely removed by a s