在帶式輸送機中zhong,最zui為wei重zhong要yao的de部bu分fen就jiu是shi輸shu送song帶dai,輸shu送song帶dai一yi旦dan出chu現xian問wen題ti將jiang會hui直zhi接jie導dao致zhi整zheng個ge輸shu送song機ji效xiao率lv的de下xia降jiang。輸shu送song帶dai跑pao偏pian是shi帶dai式shi輸shu送song機ji中zhong發fa生sheng頻pin率lv較jiao高gao的de故gu障zhang。輸shu送song帶dai在zai運yun行xing的de過guo程cheng當dang中zhong,由you於yu某mou種zhong原yuan因yin導dao致zhi偏pian離li原yuan來lai的de位wei置zhi。常chang見jian的de有you頭tou部偏移和尾部偏移或者是中間的整體或者是局部出現偏移,這些故障在日常使用過程中比較常見。
1.1輸送帶蛇形及跑偏現象的原因
daishishusongjizishendeguntongyundongdaidongshusongdaiyundong,zhuyaoyikaoerzhezhijiancunzaidemocali。yibanlaishuo,yaoqiushusongdaidezongxiangzhongxinheguntongdehuizhuanzhongxinzhijianbaochizhijiao,qieguntongbixuheshusongdaidezhongxinxianbaochiduicheng。danshizaishijideshiyongguochengzhongyouyuwuchahuozheshibiedeyixieyinsudeyingxiang,zaochengjijiadenaoqu,daozhiguntongheshusongdaizhijiandexiangduiweizhifashengpianyi,congerdaozhipaopianxianxiangdefasheng。
1.2輸送帶蛇形及跑偏現象的處理方法
1.2.1調整承載托輥組
帶(dai)式(shi)輸(shu)送(song)機(ji)在(zai)實(shi)際(ji)的(de)使(shi)用(yong)過(guo)程(cheng)當(dang)中(zhong),可(ke)以(yi)通(tong)過(guo)對(dui)托(tuo)輥(gun)的(de)位(wei)置(zhi)進(jin)行(xing)相(xiang)應(ying)的(de)調(tiao)節(jie),從(cong)而(er)有(you)效(xiao)的(de)對(dui)跑(pao)偏(pian)現(xian)場(chang)進(jin)行(xing)調(tiao)節(jie)。為(wei)了(le)方(fang)便(bian)調(tiao)節(jie),托(tuo)輥(gun)的(de)安(an)裝(zhuang)孔(kong)都(dou)是(shi)狹(xia)長(chang)的(de)。調(tiao)節(jie)的(de)時(shi)候(hou),將(jiang)托(tuo)輥(gun)組(zu)順(shun)著(zhe)皮(pi)帶(dai)運(yun)動(dong)的(de)方(fang)向(xiang),朝(chao)著(zhe)跑(pao)偏(pian)那(na)側(ce)的(de)進(jin)行(xing)移(yi)動(dong),也(ye)可(ke)以(yi)向(xiang)後(hou)調(tiao)整(zheng)另(ling)一(yi)側(ce)。托(tuo)輥(gun)組(zu)下(xia)位(wei)在(zai)皮(pi)帶(dai)向(xiang)上(shang)跑(pao)偏(pian)時(shi)向(xiang)左(zuo)移(yi)動(dong),上(shang)位(wei)運(yun)動(dong)方(fang)向(xiang)剛(gang)好(hao)相(xiang)反(fan)。
1.2.2安裝調心托輥組
調tiao心xin托tuo輥gun組zu的de種zhong類lei多duo樣yang,在zai輸shu送song帶dai跑pao偏pian的de時shi候hou,能neng夠gou對dui其qi阻zu擋dang,或huo者zhe通tong過guo推tui動dong力li對dui皮pi帶dai的de跑pao偏pian進jin行xing相xiang關guan的de調tiao整zheng。由you於yu短duan距ju離li的de帶dai式shi輸shu送song機ji在zai實shi際ji的de工gong作zuo過guo程cheng中zhong更geng容rong易yi出chu現xian跑pao偏pian,且qie調tiao整zheng難nan度du相xiang對dui較jiao大da,因yin此ci調tiao心xin托tuo輥gun組zu在zai短duan距ju離li的de帶dai式shi輸shu送song機ji中zhong比bi較jiao適shi用yong。由you於yu調tiao心xin托tuo輥gun組zu在zai很hen大da程cheng度du上shang減jian少shao皮pi帶dai的de使shi用yong壽shou命ming,因yin此ci,這zhe種zhong方fang法fa一yi般ban不bu用yong於yu長chang式shi皮pi帶dai輸shu送song機ji。
1.2.3調整驅動滾筒與改向滾筒位置
yibanlaishuo,zaidaishishusongjideshijiyunzuoguochengdangzong,yidanchuxianpaopian,changjiandetiaojiefangshijiushitiaozhengqudongguntongyugaixiangguntongweizhi。zaidaishishusongjidangzhongpidaiyunshujidezongxiangyaoheguntongdeweizhibaochichuizhi,yidanchuxianjiaodadepianxie,henrongyifashengpaopianxianxiang。zaijinxingtiaojiedeshihou,zuoyoufangxiangdezhouchengzuoyinggaihefashengpaopiandezuoyouliangcexiangduiyingxiangqianyidong,huozheshixianghouyidongzuoyoulianggefangxiangyunzhouchengzuo。
1.2.4張緊處的調整
zhongchuizhangjinchushangbudelianggegaixiangguntongchuyingchuizhiyupidaichangdufangxiangyiwaihaiyingchuizhiyuzhonglichuixian,jibaozhengqizhouzhongxinxianshuiping。shiyongluoxuanzhangjinhuoyeyayougangzhangjinshi,zhangjinguntongdelianggezhouchengzuoyingdangtongshipingyiyibaozhengguntongzhouxianyupidaizongxiangfangxiangchuizhi。jutidepidaipaopiandetiaozhengfangfayuguntongchudetiaozhengleisi;
2、皮帶輸送機的撒料現象
皮帶輸送機撒料現象是一個共性的問題,原因是多方麵的:
2.1轉載點處的撒料
zhuanzaidianchusaliaozhuyaoshizailuoliaodou,daoliaocaodengchu。rupidaishusongjiyanzhongguozai,pidaishusongjidedaoliaocaodangliaoxiangjiaoqunbansunhuai,daoliaocaochugangbanshejishijupidaijiaoyuanxiangjiaoqunbanbijiaochang,shiwuliaochongchudaoliaocao。shangshuqingkuangkeyizaikongzhiyunsongnenglishang,jiaqiangweihubaoyangshangdedaojiejue。
2.2凹段皮帶懸空時的撒料
凹(ao)段(duan)皮(pi)帶(dai)區(qu)間(jian)當(dang)凹(ao)段(duan)曲(qu)率(lv)半(ban)徑(jing)較(jiao)小(xiao)時(shi)會(hui)使(shi)皮(pi)帶(dai)產(chan)生(sheng)懸(xuan)空(kong),此(ci)時(shi)皮(pi)帶(dai)成(cheng)槽(cao)情(qing)況(kuang)發(fa)生(sheng)變(bian)化(hua),因(yin)為(wei)皮(pi)帶(dai)已(yi)經(jing)離(li)開(kai)了(le)槽(cao)形(xing)托(tuo)輥(gun)組(zu),一(yi)般(ban)槽(cao)角(jiao)變(bian)小(xiao),使(shi)部(bu)分(fen)物(wu)料(liao)撒(sa)出(chu)來(lai)。因(yin)此(ci),在(zai)設(she)計(ji)階(jie)段(duan)應(ying)盡(jin)可(ke)能(neng)地(di)采(cai)用(yong)較(jiao)大(da)的(de)凹(ao)段(duan)曲(qu)率(lv)半(ban)徑(jing)來(lai)避(bi)免(mian)此(ci)類(lei)情(qing)況(kuang)的(de)發(fa)生(sheng)。
2.3跑偏時的撒料
pidaipaopianshidesaliaoshiyinweipidaizaiyunxingshilianggebianyuangaodufashenglebianhua,yibiangao,erlingyibiandi,wuliaocongdideyibiansachu,chulidefangfashitiaozhengpidaidepaopian。
3、皮帶輸送機的異常噪音
皮帶輸送機運行時其驅動裝置、驅動滾筒和改向滾筒、以及托輥組在不正常時會發出異常的噪音,根據異常噪音可判斷設備的故障。
3.1聯軸器兩軸不同心時的噪音
在zai驅qu動dong裝zhuang置zhi的de高gao速su端duan電dian機ji與yu減jian速su機ji之zhi間jian的de聯lian軸zhou器qi或huo帶dai製zhi動dong輪lun的de聯lian軸zhou器qi處chu發fa出chu的de異yi常chang噪zao音yin,這zhe種zhong噪zao音yin也ye伴ban有you與yu電dian機ji轉zhuan動dong頻pin率lv相xiang同tong的de振zhen動dong。發fa生sheng這zhe種zhong噪zao音yin時shi應ying及ji時shi對dui電dian機ji減jian速su機ji的de位wei置zhi進jin行xing調tiao整zheng,以yi避bi免mian減jian速su機ji輸shu入ru軸zhou的de斷duan裂lie。
3.2改向滾筒與驅動滾筒的異常噪音
改向滾筒與驅動滾筒正常工作時噪音很小,發生異常噪音時一般是軸承損壞,軸承座處發出咯咯響聲,此時要更換軸承。
4、凸凹段曲率半徑對皮帶輸送機的影響
4.1凸段皮帶橫截麵中部起拱
皮pi帶dai輸shu送song機ji的de凸tu段duan經jing常chang發fa生sheng在zai皮pi帶dai斷duan麵mian方fang向xiang上shang的de中zhong部bu起qi拱gong。中zhong部bu起qi拱gong,會hui使shi皮pi帶dai打da折zhe,疊die起qi後hou在zai進jin入ru改gai向xiang滾gun筒tong或huo驅qu動dong滾gun筒tong區qu間jian後hou會hui使shi皮pi帶dai的de損sun壞huai程cheng度du加jia劇ju。起qi拱gong與yu打da折zhe的de主zhu要yao原yuan因yin是shi在zai皮pi帶dai橫heng斷duan麵mian上shang中zhong部bu和he外wai側ce的de單dan位wei長chang度du上shang的de拉la力li值zhi相xiang差cha過guo大da,使shi皮pi帶dai滑hua到dao中zhong部bu形xing成cheng起qi拱gong或huo打da折zhe。單dan位wei長chang度du上shang的de拉la力li值zhi差cha的de大da小xiao和he凸tu段duan曲qu率lv半ban徑jing、托輥槽角有關。槽角越大,凸段曲率半徑越小,起拱與打折越嚴重,當皮帶輸送機的槽角達到大於等於400時(shi),即(ji)使(shi)在(zai)皮(pi)帶(dai)輸(shu)送(song)機(ji)直(zhi)段(duan)的(de)頭(tou)部(bu)或(huo)尾(wei)部(bu)托(tuo)輥(gun)槽(cao)角(jiao)過(guo)渡(du)區(qu)間(jian)也(ye)能(neng)發(fa)生(sheng)起(qi)拱(gong)和(he)打(da)折(zhe),此(ci)時(shi)應(ying)減(jian)小(xiao)槽(cao)角(jiao)或(huo)加(jia)長(chang)過(guo)渡(du)區(qu)間(jian)長(chang)度(du)的(de)距(ju)離(li),使(shi)皮(pi)帶(dai)槽(cao)角(jiao)緩(huan)慢(man)過(guo)渡(du)。對(dui)於(yu)凸(tu)段(duan)皮(pi)帶(dai)輸(shu)送(song)機(ji)應(ying)盡(jin)可(ke)能(neng)地(di)增(zeng)大(da)凸(tu)段(duan)曲(qu)率(lv)半(ban)徑(jing)和(he)在(zai)滿(man)足(zu)輸(shu)送(song)能(neng)力(li)的(de)條(tiao)件(jian)下(xia)減(jian)小(xiao)托(tuo)輥(gun)槽(cao)角(jiao)。
4.2凹段啟動時彈起及被風吹偏
pidaishusongjizaiqidongshiruguopidaishangmeiyouwuliao,zaiaoduanqujianchupidaijiuhuidanqi,yudaodafengtianqishihaihuijiangpidaichuipian,yinci,zuihaozaipidaishusongjideaoduanchuzengsheyadailunlaibimianpidaidedanqihuobeifengchuipian。
5、皮帶打滑
5.1重錘張緊皮帶輸送機皮帶的打滑
使shi用yong重zhong錘chui張zhang緊jin裝zhuang置zhi的de皮pi帶dai輸shu送song機ji在zai皮pi帶dai打da滑hua時shi可ke添tian加jia配pei重zhong來lai解jie決jue,添tian加jia到dao皮pi帶dai不bu打da滑hua為wei止zhi。但dan不bu應ying添tian加jia過guo多duo,以yi免mian使shi皮pi帶dai承cheng受shou不bu必bi要yao的de過guo大da張zhang力li而er降jiang低di皮pi帶dai的de使shi用yong壽shou命ming。
5.2螺旋張緊或液壓張緊皮帶機的打滑
使(shi)用(yong)螺(luo)旋(xuan)張(zhang)緊(jin)或(huo)液(ye)壓(ya)張(zhang)緊(jin)的(de)皮(pi)帶(dai)輸(shu)送(song)機(ji)出(chu)現(xian)打(da)滑(hua)時(shi)可(ke)調(tiao)整(zheng)張(zhang)緊(jin)行(xing)程(cheng)來(lai)增(zeng)大(da)張(zhang)緊(jin)力(li)。但(dan)是(shi),有(you)時(shi)張(zhang)緊(jin)行(xing)程(cheng)已(yi)不(bu)夠(gou),皮(pi)帶(dai)出(chu)現(xian)了(le)永(yong)久(jiu)性(xing)變(bian)形(xing),這(zhe)時(shi)可(ke)將(jiang)皮(pi)帶(dai)截(jie)去(qu)一(yi)段(duan)重(zhong)新(xin)進(jin)行(xing)硫(liu)化(hua)。
6、結語
帶式運輸機由於其構造簡單、維wei護hu方fang便bian且qie成cheng本ben較jiao低di,因yin此ci在zai各ge個ge行xing業ye中zhong都dou有you廣guang泛fan的de使shi用yong。但dan是shi其qi在zai長chang時shi間jian的de連lian續xu運yun轉zhuan當dang中zhong勢shi必bi會hui發fa生sheng一yi定ding的de故gu障zhang,針zhen對dui這zhe種zhong情qing況kuang,應ying該gai根gen據ju實shi際ji的de情qing況kuang及ji時shi的de進jin行xing修xiu理li,並bing做zuo好hao的de日ri常chang的de維wei護hu工gong作zuo,從cong而er有you效xiao的de保bao持chi其qi工gong作zuo的de狀zhuang態tai的de穩wen定ding、可靠。
相關輸送機產品:
1、刮板輸送機
2、螺旋輸送機
3、皮帶輸送機



