熟条外观质量对成纱纱疵的影响和控制

摘要

The appearance defects caused in FA311 drawing frame were analysed.The drawing process and equipment status were adjusted to control appearance quality of drawn sliver,so as to reduce yarn faults and improve winding productivity.%文章分析了FA311并条机毛条子的形成原因,主要通过牵伸工艺、并条机上的托棉板入口大小、吸风系统的调节、集束器的调整、喇叭口口径的选择和设备状态的调整来控制熟条的外观质量,减少成纱纱疵,从而提高络筒工序的生产效率。