皮帶運輸機運行時皮帶跑偏是最常見的故障,要注意安裝的尺寸精度與日常的維護保養。跑偏的原因有多種,需根據不同的原因區別處理。
1.調整皮帶輸送機承載托輥組
在整個皮帶運輸機的中部跑偏時可調整托輥組的位置來調整跑偏;zaizhizaoshituogunzudeliangceanzhuangkongdoujiagongchengchangkong,yibianjinxingtiaozheng。pidaipianxiangnayice,tuogunzudenayicechaopidaiqianjinfangxiangqianyi,huolingwaiyicehouyi。pidaixiangshangfangxiangpaopianzetuogunzudexiaweichuyingdangxiangzuoyidong,tuogunzudeshangweichuxiangyouyidong。
2.安裝皮帶輸送機調心托輥組
調心托輥組有多種類型如中間轉軸式、四連杆式、立輥式等,是采用阻擋或托輥在水平麵內 方(fang)向(xiang)轉(zhuan)動(dong)阻(zu)擋(dang)或(huo)產(chan)生(sheng)橫(heng)向(xiang)推(tui)力(li)使(shi)皮(pi)帶(dai)自(zi)動(dong)向(xiang)心(xin)達(da)到(dao)調(tiao)整(zheng)皮(pi)帶(dai)跑(pao)偏(pian)的(de)目(mu)的(de)。一(yi)般(ban)在(zai)皮(pi)帶(dai)運(yun)輸(shu)機(ji)總(zong)長(chang)度(du)較(jiao)短(duan)時(shi)或(huo)皮(pi)帶(dai)運(yun)輸(shu)機(ji)雙(shuang)向(xiang)運(yun)行(xing)時(shi)采(cai)用(yong)此(ci)方(fang)法(fa)比(bi)較(jiao)合(he)理(li),原(yuan)因(yin)是(shi)較(jiao)短(duan)皮(pi)帶(dai)運(yun)輸(shu)機(ji)更(geng)容(rong)易(yi)跑(pao)偏(pian)並(bing)且(qie)不(bu)容(rong)易(yi)調(tiao)整(zheng)。
3.調整皮帶輸送機驅動滾筒與改向滾筒位置
驅動滾筒與改向滾筒的調整是皮帶跑偏調整的重要環節。因為一條皮帶運輸機至少有2到5geguntong,suoyouguntongdeanzhuangweizhibixuchuizhiyupidaiyunshujichangdufangxiangdezhongxinxian,ruopianxieguodabiranfashengpaopian。qitiaozhengfangfayutiaozhengtuogunzuleisi。duiyutoubuguntongrupidaixiangguntongdeyoucepaopian,zeyoucedezhouchengzuoyingdangxiangqianyidong,pidaixiangguntongdezuocepaopian,zezuocedezhouchengzuoyingdangxiangqianyidong,xiangduiyingdeyekejiangzuocezhouchengzuohouyihuoyoucezhouchengzuohouyi。
4.皮帶輸送機張緊處的調整
皮(pi)帶(dai)張(zhang)緊(jin)處(chu)的(de)調(tiao)整(zheng)是(shi)皮(pi)帶(dai)運(yun)輸(shu)機(ji)跑(pao)偏(pian)調(tiao)整(zheng)的(de)一(yi)個(ge)非(fei)常(chang)重(zhong)要(yao)的(de)環(huan)節(jie)。重(zhong)錘(chui)張(zhang)緊(jin)處(chu)上(shang)部(bu)的(de)兩(liang)個(ge)改(gai)向(xiang)滾(gun)筒(tong)除(chu)應(ying)垂(chui)直(zhi)於(yu)皮(pi)帶(dai)長(chang)度(du)方(fang)向(xiang)以(yi)外(wai)還(hai)應(ying)垂(chui)直(zhi)於(yu)重(zhong)力(li)垂(chui)線(xian),即(ji)保(bao)證(zheng)其(qi)軸(zhou)中(zhong)心(xin)線(xian)水(shui)平(ping)。
5.皮帶輸送機轉載點處落料位置對皮帶跑偏的影響
轉zhuan載zai點dian處chu物wu料liao的de落luo料liao位wei置zhi對dui皮pi帶dai的de跑pao偏pian有you非fei常chang大da的de影ying響xiang,尤you其qi在zai兩liang條tiao皮pi帶dai機ji在zai水shui平ping麵mian的de投tou影ying成cheng垂chui直zhi時shi影ying響xiang更geng大da。通tong常chang應ying當dang考kao慮lv轉zhuan載zai點dian處chu上shang下xia兩liang條tiao皮pi帶dai機ji的de相xiang對dui高gao度du。相xiang對dui高gao度du越yue低di,物wu料liao的de水shui平ping速su度du分fen量liang越yue大da,對dui下xia層ceng皮pi帶dai的de側ce向xiang衝chong擊ji也ye越yue大da,同tong時shi物wu料liao也ye很hen難nan居ju中zhong。使shi在zai皮pi帶dai橫heng斷duan麵mian上shang的de物wu料liao偏pian斜xie,最zui終zhong導dao致zhi皮pi帶dai跑pao偏pian。
6.雙向運行皮帶運輸機跑偏的調整
雙shuang向xiang運yun行xing的de皮pi帶dai運yun輸shu機ji皮pi帶dai跑pao偏pian的de調tiao整zheng比bi單dan向xiang皮pi帶dai運yun輸shu機ji跑pao偏pian的de調tiao整zheng相xiang對dui要yao困kun難nan許xu多duo,在zai具ju體ti調tiao整zheng時shi應ying先xian調tiao整zheng某mou一yi個ge方fang向xiang,然ran後hou調tiao整zheng另ling外wai一yi個ge方fang向xiang。調tiao整zheng時shi要yao仔zai細xi觀guan察cha皮pi帶dai運yun動dong方fang向xiang與yu跑pao偏pian趨qu勢shi的de關guan係xi,逐zhu個ge進jin行xing調tiao整zheng。
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