新型股丝交互捻推拉索索芯的研制
Steel Wire Products（2021）
Abstract
为降低汽车推拉索索芯与护管的接触面积,降低与护管的摩擦阻力,提高推拉索寿命,研发了一种股丝交互捻推拉索索芯.索芯采用在线辊压轧制、锻打的方法生产,索芯中心为单根钢丝,中心钢丝外层用4根(1+6)股和2根粗钢丝交互捻制.索芯填充系数为65.25％,面隙比0.1058,破断拉力7.8 kN,滑动推力2N,滑动拉力4N.与单层捻制、双层捻制、多股捻制相比,滑动推力和滑动拉力明显降低,有利于提高负载效率和延长总成的使用寿命.
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