level wind mechanism

This paper analyses the thread guide motion of the winding mechanism for model SDS8 M4 draw false twisting machine and researches into the shortening principle of the thread guide travel.

分析了ＳＤＳ８－Ｍ４型牵伸假捻机卷绕机构的导丝运动，探讨了导丝动程缩短原理，研究了导丝运动规律及参数间的相互关系，并给出了实例分析结果。

Based on the summaries of the present status and development of the automatic winder, the author has researched the winding mechanism, the automatic exchanger tubular yarn mechanism and tension controll system of the new-style automatic winder.

本文在总结国内外自动络筒机发展现状的基础上,对新型自动络筒机卷绕机构、自动换管机构以及张力控制系统进行了研究。

By studying the condition of the uniform energy drive about three meshed non-circle gears, speed ratio functions of the equal speed mechanism in the flying shear and pitch curve functions of non-circle gears were developed.

采用理论解析方法,提出了恒能传动非圆齿轮速比函数和节曲线方程的形式;又根据飞剪剪切工艺要求的匀速条件、确定了速比函数和节曲线方程中各常数项之间的关系和求解公式;进一步提出了设备使用时的正确调整方法,系统地完善了非圆齿轮匀速机构的设计理论。