在(zai)壹(yi)般全(quan)自(zi)動(dong)切(qie)管(guan)機械中(zhong),由(you)於(yu)磨損(sun)而失效(xiao)的零(ling)部件(jian)大(da)約(yue)占全(quan)部報(bao)廢(fei)零(ling)部件(jian)的80%。所(suo)以(yi),提(ti)高(gao)全(quan)自(zi)動(dong)切(qie)管(guan)機零(ling)件(jian)的耐(nai)磨性是(shi)提(ti)高(gao)全(quan)自(zi)動(dong)切(qie)管(guan)機壽命(ming)的壹(yi)項(xiang)重(zhong)要(yao)措(cuo)施,具有重(zhong)大(da)的經(jing)濟意義(yi)。全(quan)自(zi)動(dong)切(qie)管(guan)機械零(ling)件(jian)的耐(nai)磨性壹(yi)般是指(zhi)全(quan)自(zi)動(dong)切(qie)管(guan)機械零(ling)件(jian)在(zai)載(zai)荷(he)作(zuo)用(yong)下的耐(nai)磨性。全(quan)自(zi)動(dong)切(qie)管(guan)機零(ling)件(jian)磨損(sun)超(chao)過允許(xu)值(zhi)時,其尺(chi)寸和(he)形(xing)狀會發生(sheng)變化(hua),工(gong)作(zuo)面(mian)精(jing)度(du)也(ye)會下降(jiang),使(shi)其不(bu)能(neng)再維(wei)持規(gui)定(ding)的功(gong)能(neng),導致零(ling)件(jian)失(shi)效。全(quan)自(zi)動(dong)切(qie)管(guan)機報(bao)廢(fei)的主(zhu)要(yao)原因是全(quan)自(zi)動(dong)切(qie)管(guan)機零(ling)件(jian)的過(guo)度(du)磨損(sun)。
選(xuan)擇適(shi)當(dang)的材(cai)料(liao)和(he)熱(re)處理(li),避(bi)免(mian)相同材料(liao)配(pei)成(cheng)滑(hua)動摩(mo)擦(ca)副(fu);避(bi)免(mian)白合(he)金(jin)耐(nai)磨層厚度太大;避(bi)免(mian)為(wei)提(ti)高(gao)零(ling)件(jian)表面(mian)耐(nai)磨性能(neng)而提高(gao)對(dui)整(zheng)個零(ling)件(jian)的要(yao)求(qiu);避(bi)免(mian)大零(ling)件(jian)局(ju)部磨損(sun)而導致整(zheng)個零(ling)件(jian)報(bao)廢(fei);用白(bai)合(he)金(jin)作(zuo)軸承(cheng)襯(chen)時,同壹接觸面(mian)上各點之間的速(su)度(du)、壓力差應(ying)該小;在(zai)汙(wu)染(ran)多(duo)塵(chen)的條(tiao)件(jian)下工(gong)作(zuo)時,加(jia)必(bi)要(yao)的密(mi)封(feng)或(huo)防(fang)護裝(zhuang)置(zhi),防(fang)止(zhi)磨粒磨損(sun);避(bi)免(mian)形(xing)成階(jie)梯(ti)磨損(sun);滑(hua)動軸承(cheng)不(bu)能(neng)用(yong)接(jie)觸式油封(feng);對(dui)易(yi)磨損(sun)部分(fen)應(ying)予(yu)以(yi)保(bao)護;註(zhu)意設(she)計(ji)零(ling)件(jian)磨損(sun)後(hou)的調整(zheng)機構(gou)或(huo)采(cai)用自動補(bu)償磨損(sun)的結(jie)構(gou);提(ti)高(gao)加(jia)工及配(pei)合(he)精(jing)度(du)避(bi)免(mian)局(ju)部磨損(sun)。應(ying)註(zhu)意軸瓦(wa)材(cai)料(liao)的選(xuan)擇和(he)軸瓦(wa)結(jie)構(gou)設(she)計(ji);采用(yong)合(he)適(shi)的潤(run)滑(hua)劑,添加(jia)劑;潤滑(hua)劑供應(ying)充分(fen),布滿(man)工(gong)作(zuo)面(mian);潤(run)滑(hua)油箱(xiang)不(bu)能(neng)太(tai)小(xiao);勿(wu)使(shi)過(guo)濾(lv)器(qi)濾(lv)掉潤(run)滑(hua)劑中(zhong)的添(tian)加(jia)劑;滑(hua)動軸承(cheng)的油(you)溝(gou)尺(chi)寸、位置(zhi)、形(xing)狀應(ying)合(he)理(li);滾動軸承(cheng)中(zhong)加(jia)入(ru)潤滑(hua)脂量(liang)不(bu)宜過(guo)多;對(dui)於(yu)零(ling)件(jian)的易(yi)磨損(sun)表面(mian)增(zeng)加(jia)壹定的磨損(sun)裕(yu)量;註意零(ling)件(jian)磨損(sun)後(hou)的調整(zheng)。

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全(quan)自(zi)動(dong)切(qie)管(guan)機 Copyright © 2019 張家(jia)港市歐(ou)泰(tai)機械有限(xian)公(gong)司(si) 地址(zhi):江(jiang)蘇(su)省(sheng)蘇州(zhou)市張家(jia)港市南(nan)豐開發區(qu)8號(hao) 備(bei)案(an)號:蘇(su)ICP備(bei)20006810號(hao)-1 網(wang)站(zhan)地圖(百(bai)度 / 谷歌) 技術支持:永(yong)米科技(蘇州)有限(xian)公(gong)司(si)