Multi-roller coating system for thin film

The utility model discloses a multi-roller coating system for a thin film. The multi-roller coating system comprises a shell box body, an oil storage device, an oil transferring and homogenizing device and coating rollers, the oil storage device is arranged at the top of the coating system and is fixedly mounted on the shell box body; the oil transferring and uniformizing device comprises a plurality of oil transferring rollers; the oil transferring rollers are fixedly arranged on the shell box body; a plurality of oil uniformizing rollers are further included, and the oil uniformizing rollers are fixedly installed on the shell box body; the plurality of oil conveying rollers are propped against the plurality of oil uniformizing rollers; and a plurality of coating rollers are arranged and fixed on the shell box body. According to the utility model, coating oil on the rollers is rolled under the action of pressure between the rollers, the coating oil is spread into a uniform oil film, and then the uniform oil