Tobacco leaf fragment rubbing, grinding, refluxing and extracting device

The utility model discloses a tobacco leaf fragment rubbing, grinding, refluxing and extracting device, which is characterized in that a refluxing part is arranged to enable a crude extract after rubbing, grinding and filtering to continuously flow back to a rubbing and grinding part so as to realize continuous rubbing, grinding and extracting of tobacco leaf fragments, the extraction degree of effective components in tobacco leaves is higher, and the tobacco leaf extract preparation efficiency is higher. The utility model further provides a preferable implementation scheme of a plurality of tobacco leaf fragment rubbing and grinding reflux extraction devices, the overall efficiency of the device is improved by improving the material exchange efficiency, the rubbing and grinding efficiency and the like, and the tobacco leaf fragment rubbing and grinding reflux extraction device comprises a cylindrical rotary rubbing and grinding part; the rubbing and grinding conditions of the rubbing and grinding plate can b