正zheng常chang設she計ji維wei護hu的de起qi重zhong機ji其qi鋼gang絲si繩sheng應ying有you合he理li使shi用yong壽shou命ming,但dan鋼gang絲si繩sheng可ke能neng由you於yu過guo度du磨mo損sun和he腐fu蝕shi而er過guo早zao損sun壞huai。對dui鋼gang絲si繩sheng的de適shi當dang潤run滑hua可ke以yi解jie決jue該gai問wen題ti。鋼gang絲si繩sheng也ye可ke能neng由you於yu機ji械xie性xing或huo結jie構gou損sun壞huai而er過guo早zao報bao廢fei,此ci時shi隻zhi有you改gai進jin起qi重zhong機ji和he鋼gang絲si繩sheng結jie構gou
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(gang)絲(si)繩(sheng)在(zai)纏(chan)繞(rao)過(guo)程(cheng)中(zhong)鋼(gang)絲(si)繩(sheng)之(zhi)間(jian)互(hu)相(xiang)磨(mo)碾(nian)產(chan)生(sheng)刻(ke)痕(hen),導(dao)致(zhi)鋼(gang)絲(si)繩(sheng)過(guo)早(zao)損(sun)壞(huai)。鋼(gang)絲(si)繩(sheng)外(wai)麵(mian)的(de)繩(sheng)股(gu)越(yue)緊(jin)密(mi),相(xiang)互(hu)間(jian)產(chan)生(sheng)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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