Impurity removing device for cotton dripping plate of carding machine

The utility model relates to the technical field of carding machines, in particular to a carding machine cotton dripping plate impurity removing device which comprises a rack, a guide hopper, a fan assembly, a mounting frame and a connecting pipe. A cotton flowing plate is arranged on the rack, the guide hopper is connected with the rack, and a plurality of through holes are formed in the cotton flowing plate; an impurity removing mechanism is arranged on the rack, the mounting frame is connected with the guide hopper, a filtering mechanism is arranged in the mounting frame, and the connecting pipe is connected with the mounting frame and the fan assembly. The impurity removing mechanism pokes cotton materials to be scattered so that impurities can fall into the guide hopper conveniently, the draught fan assembly is started to suck and remove the impurities in the cotton materials, the filtering mechanism is arranged in the installation frame, filtered air is pumped out by the draught fan assembly through the