Fiber mixing and impregnating device

The utility model relates to a fiber mixing and impregnating device. The fiber mixing and impregnating device comprises an outer cylinder (1), fly-cutter components (2) and a stirring shaft (3), wherein the stirring shaft (3) is transversely arranged in the middle of the outer cylinder (1); a plurality of blade sets (5) are uniformly arranged on the stirring shaft (3); each blade set (5) consists of extending blades (4) which are uniformly arranged along the circumference surface of the stirring shaft (3); each extending blade (4) is clung to the inside wall of the outer cylinder (1); the inwardly extending fly-cutter components (2) are arranged on the inner side surface of the outer cylinder (1). According to the utility model, as the multidirectional fly-cutters are arranged, the turned-up fibers can be beaten by the omnibearing fly-cutters, and accordingly, fiber bundles can be fully dispersed and fully mixed and impregnated with solid particles.