Automatic plucking device for purified cotton

The utility model discloses an automatic plucking device for purified cotton, which includes a plucking trolley, wherein a plucking sucker is mounted on the plucking trolley and is an inverted conical disc; the bottom end of the plucking sucker is equipped with a circle of plucking fly-cutters; and the top end of the plucking sucker is connected with a feeding blast pipe through a section of extension tube. The automatic plucking device can pluck and tear up the purified cotton through the plucking fly-cutters, realizes the automation of plucking, and conveys the torn purified cotton into a grinder for grinding by means of an induced draft fan and a feed air pipe, therefore, the production efficiency is high and the labor intensity of workers is low.