Dust removal type environment-friendly mixing device

The utility model relates to a dust removal type environment-friendly mixing device which comprises a rack, a feeding pipe, a driving shaft and a mixing roller, a discharging pipe is arranged at the right end of the mixing roller, a first rotating joint is fixed at the left end of the feeding pipe, a vacuum feeding bin is fixed at the top of the left end of the rack, and a connecting pipe is arranged at the bottom of the vacuum feeding bin. A plurality of vacuum feeding pipes are connected to the top of the vacuum feeding bin, a corrugated telescopic pipe is fixed to the bottom end of each vacuum feeding pipe, a suction pipe is fixed to the bottom of each corrugated telescopic pipe, a raw material barrel is arranged on the lower portion of each suction pipe, and a vacuumizing pipe is arranged on the side wall of the vacuum feeding bin and connected with a bag-type dust collector. A suction pipe is arranged on one side of the upper part of the bag-type dust collector and is connected with a Roots blower. Mater