This machine is applied to loosen the cornerwaste of nonwovens, so that the corner waste can be reused to the state of fiber. The machine adopts manual feeding method to lay the corner waste on the conveying curtain, or mechanical feeding method to roll the waste on the auxiliary oracket, and then lay the waste on the conveying curtain, with the help of the conveying curtain driving, stripping and feeding from the scrap coil.