In this paper, the twisting point, twisting region, Bain of the real twist and the change law of the sliver twist in the flyer twisting process of the cotton spinning are studied.

• 对棉纺翼锭加捻过程中的加捻点、加捻区、纱条真捻的获得及捻度的变化规律等问题进行了理论探讨和实验研究，证实该加捻过程唯一的真实加捡点为锭翼侧孔。