Precise chemical control pesticide applying device

The utility model discloses a precise chemical control pesticide applying device which comprises a supporting frame and further comprises a pesticide applying assembly, the pesticide applying assembly comprises flow gathering cylinders arranged at the two ends of the outer portion of the supporting frame and flow gathering pipes arranged at the two ends of the outer portion of the supporting frame and located at the flow gathering cylinders, and a plurality of atomizing nozzles are installed at the bottoms of the flow gathering pipes at equal intervals; a flow guide ring used for guiding liquid medicine is detachably arranged in the middle of the inner wall of the flow gathering cylinder. Through mutual cooperation of a flow gathering cylinder, a traction screw rod, a threaded sleeve rod, a flow guide plug, a flow guide ring, a reset spring, an atomization nozzle, a flow gathering pipe and a flow guide pipe, on one hand, the amount of sprayed pesticide liquid can be precisely controlled, the possibility of ex