The invention discloses a knitwear fluff adsorption treatment device, which comprises an upper platen, a lifting frame, a bottom support plate, a controller, a backing plate, a glue roll, a dismounting plate, a transition piece, a bracket, a reel, a control button, a dial block, lift box, core board and reel box. The beneficial effect of the present invention is that: both the upper platen and the bottom supporting plate of the device are provided with glue rolls, which can simultaneously carry out fluff adsorption treatment on both sides of the knitwear, the treatment effect is better, and the fluff treatment is greatly increased. High efficiency; the method of sticking the lint with the film not only minimizes the damage to the knitwear, but also maximizes the disposal of the lint on the knitwear, and also saves a lot of processing costs, suitable for various industries or families Use; the controller is equipped with a lifting electric box and a reel electric box. When the button is pressed for the first time, the lifting electric box is turned on, and the reel electric box is closed to carry out the pressure application process. When the button is pressed for the second time, the lifting electric box Closed, the reel electric box opened, each has no effect.