The invention relates to a silk cotton drawing device. The device comprises a base and a driving motor, and lifting parts at the two sides of the base are oppositely arranged; each lifting part comprises a
threaded rod, a sliding groove and lifting rings, the top end of each
threaded rod is fixedly connected with the top end of the corresponding sliding groove, the lifting ring, located at the uppermost end, in the multiple lifting rings is provided with internal threads, and the top of each
threaded rod is provided with a smooth section; an upper
hooking part is arranged on the lifting ring at the upper part, an upper tightness transmission device of the upper
hooking part comprises a first gear, a second gear and an upper tightness wheel, a
transmission belt is arranged among the first gear, the second gear and the upper tightness wheel, the first gear is meshed with the corresponding threaded rod, and the second gear is meshed with an upper gripper; a lower
hooking part is arrangedon the lifting ring at the lower portion, a lower tightness wheel transmission device of the lower hooking part comprises a third gear, a fourth gear and a lower tightness wheel, a
transmission belt is arranged among the third gear, the fourth gear and the lower tightness wheel, the third gear is meshed with the corresponding threaded rod, and the fourth gear is meshed with a conversion gear meshed with a lower gripper; and the upper tightness wheel and the lower tightness wheel are both provided with reset springs, and a transmission
rope is arranged between the upper tightness wheel and thelower tightness wheel.