Composite dedusting digging and anchoring all-in-one machine

The utility model relates to a combined type dedusting digging and anchoring all-in-one machine which comprises a digging and anchoring machine, a negative pressure dedusting mechanism and a water mist dedusting mechanism. A cutting device is arranged on the digging and anchoring machine and comprises a cutting frame and a roller. The negative-pressure dust removal mechanism comprises a negative-pressure fan and a negative-pressure dust removal pipe which are both mounted on the driving and anchoring machine, the negative-pressure dust removal pipe is connected with the negative-pressure fan, and the first end of the negative-pressure dust removal pipe is located above the roller. The water mist dust removal mechanism comprises a water tank, a booster water pump and an atomizing nozzle, the water tank and the booster water pump are both arranged on the driving and anchoring machine, and the atomizing nozzle is arranged on the cutting frame and located below the roller. A negative pressure dust removal mechani