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及(ji)使(shi)用(yong)才(cai)能(neng)湊(cou)效(xiao)。文(wen)章(zhang)首(shou)先(xian)闡(chan)述(shu)鋼(gang)絲(si)繩(sheng)彎(wan)曲(qu)疲(pi)勞(lao)的(de)機(ji)理(li),然(ran)後(hou)分(fen)析(xi)多(duo)層(ceng)纏(chan)繞(rao)的(de)螺(luo)旋(xuan)卷(juan)筒(tong)如(ru)何(he)使(shi)鋼(gang)絲(si)繩(sheng)自(zi)相(xiang)碾(nian)壓(ya)和(he)磨(mo)損(sun),說(shuo)明(ming)鋼(gang)絲(si)繩(sheng)直(zhi)徑(jing)公(gong)差(cha)的(de)影(ying)響(xiang),提(ti)出(chu)對(dui)改(gai)進(jin)的(de)設(she)想(xiang),最(zui)後(hou)集(ji)中(zhong)到(dao)從(cong)鋼(gang)絲(si)繩(sheng)本(ben)身(shen)尋(xun)找(zhao)解(jie)決(jue)方(fang)案(an)。作(zuo)者(zhe)認(ren)為(wei)鋼絲繩在纏繞過程中鋼絲繩之間互相磨碾產生刻痕,導致鋼絲繩過早損壞。鋼絲繩外麵的繩股越緊密,相互間產生刻痕越少。
因此必須把現有6邊或8 邊形斷麵的鋼絲繩做成圓形斷麵才能解決問題。經鍛造成圓斷麵的鋼絲繩在彎曲機和多層試驗台試驗顯示,壽命可提高2倍。
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