橋式起重機車輪啃軌故障改善措施
橋式起重機發生啃軌故障後,應詳細檢查啃軌情況,並測量各有關尺寸,通過綜合分析找出啃軌原因,確定修理方案。
(1)duidacheguidaodetiaozhengyingyangeanjishuyaoqiutiaozhengguidaodebiaogao,kuaduhezhixianxing,jianzhaluoshuandejinguqingkuang,yingbannianjianzhayici,chelunkenguiduofashengzaiguidaomouyigudingdequduanshang,biyaoshiyingjishigenghuanguidao。
(2)在zai分fen別bie驅qu動dong時shi,采cai用yong錐zhui形xing主zhu動dong車che輪lun組zu,車che輪lun組zu的de大da端duan麵mian放fang軒xuan置zhi在zai內nei側ce。如ru果guo大da車che走zou偏pian斜xie,則ze導dao致zhi前qian側ce主zhu動dong車che輪lun組zu直zhi徑jing變bian小xiao,而er落luo後hou一yi側ce的de主動車輪組直徑變大,在相同轉速下,落後的主動車輪組走的距離大,所以使橋架自動走正。減少橋式起重機主動車輪組直徑的誤差,提高車輪表麵硬度,減少踏麵磨損;應經常檢查車輪直徑。
(3)橋qiao架jia機ji構gou變bian形xing造zao成cheng大da車che啃ken軌gui的de修xiu複fu,可ke采cai用yong火huo焰yan矯jiao正zheng法fa或huo預yu應ying力li法fa,這zhe種zhong方fang法fa很hen費fei力li。能neng通tong過guo調tiao整zheng車che輪lun位wei置zhi,使shi由you於yu橋qiao架jia變bian形xing引yin起qi的de車che輪lun跨kua度du和he對dui角jiao線xian的de尺chi寸cun誤wu差cha得de以yi減jian少shao,是shi矯jiao正zheng這zhe種zhong啃ken軌gui的de最zui佳jia方fang案an。
(4)對大車傳動機構進行調整。運行機構傳動係統中,由於零件磨損所形成的誤差,維修時應檢查係統中可能造成的聯接部位。如:檢(jian)查(zha)減(jian)速(su)器(qi),聯(lian)軸(zhou)器(qi)齒(chi)輪(lun)磨(mo)損(sun)情(qing)況(kuang),鍵(jian)和(he)鍵(jian)槽(cao)的(de)間(jian)隙(xi)及(ji)聯(lian)軸(zhou)器(qi)的(de)緩(huan)量(liang)等(deng)。然(ran)後(hou)考(kao)慮(lv)是(shi)否(fou)可(ke)以(yi)修(xiu)複(fu)或(huo)更(geng)換(huan)零(ling)件(jian)。當(dang)分(fen)別(bie)驅(qu)動(dong)的(de)大(da)車(che)運(yun)行(xing)機(ji)構(gou),由(you)於(yu)電(dian)動(dong)機(ji)或(huo)製(zhi)動(dong)器(qi)的(de)故(gu)障(zhang),引(yin)起(qi)車(che)體(ti)兩(liang)端(duan)車(che)輪(lun)不(bu)同(tong)時(shi)啟(qi)動(dong)和(he)停(ting)止(zhi)時(shi),應(ying)消(xiao)除(chu)電(dian)氣(qi)方(fang)麵(mian)的(de)故(gu)障(zhang),修(xiu)複(fu)電(dian)動(dong)機(ji)或(huo)重(zhong)新(xin)調(tiao)整(zheng)製(zhi)動(dong)器(qi)。
體會
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