鬥式提升機shinongchanpinjiagongchanghexiangzhenliangguansuoguangfanshiyongdeyizhongchuizhishengyunshebei,juyoutishenggaoduda,tishengwending,zhandimianjixiaohelianghaodemifengxingdengyoudian。shiheshengyunfenzhuang、粒狀和小塊狀物料。現對該設備幾種常見故障的原因進行分析並提出排除辦法:
1、料鬥帶打滑
(1)料鬥帶張力不夠
doushitishengjishiliyongliaodoudaiyutoulunchuandongzhoujiandemocalijulaijinxingshengyunwuliaode,ruoliaodoudaizhanglibugou,jiangdaozhiliaodoudaidahua。zheshi,yinglijitingji,tiaojiezhangjinzhuangzhiyilajinliaodoudai。ruozhangjinzhuangzhibunengshiliaodoudaiwanquanzhangjin,shuomingzhangjinzhuangzhidezhangjinxingchengtaiduan,yingzhongxintiaojie。zhengquedetiaojiefangfashi:解jie開kai料liao鬥dou帶dai接jie頭tou,使shi底di輪lun上shang的de張zhang緊jin裝zhuang置zhi調tiao至zhi最zui高gao位wei置zhi,將jiang料liao鬥dou帶dai由you提ti升sheng機ji機ji頭tou放fang人ren,穿chuan過guo頭tou輪lun和he底di輪lun,並bing首shou尾wei連lian接jie好hao,使shi料liao鬥dou帶dai處chu於yu將jiang張zhang緊jin而er未wei張zhang緊jin的de狀zhuang態tai。然ran後hou使shi張zhang緊jin裝zhuang置zhi完wan全quan張zhang緊jin。此ci時shi張zhang緊jin裝zhuang置zhi的de調tiao節jie螺luo杆gan尚shang未wei利li用yong的de張zhang緊jin行xing程cheng不bu應ying小xiao於yu全quan行xing程cheng的de50%。

(2)提ti升sheng機ji超chao載zai提ti升sheng機ji超chao載zai時shi,阻zu力li矩ju增zeng大da,導dao致zhi料liao鬥dou帶dai打da滑hua。此ci時shi應ying減jian小xiao物wu料liao的de喂wei人ren量liang,並bing力li求qiu喂wei料liao均jun勻yun。若ruo減jian小xiao喂wei入ru量liang後hou,仍reng不bu能neng改gai善shan打da滑hua,則ze可ke能neng是shi機ji坐zuo內nei物wu料liao堆dui積ji太tai多duo或huo料liao鬥dou被bei異yi物wu卡ka住zhu,應ying停ting機ji檢jian查zha,排pai除chu故gu障zhang。
(3)頭(tou)輪(lun)傳(chuan)動(dong)軸(zhou)和(he)料(liao)鬥(dou)帶(dai)內(nei)表(biao)麵(mian)過(guo)於(yu)光(guang)滑(hua)頭(tou)輪(lun)傳(chuan)動(dong)軸(zhou)和(he)料(liao)鬥(dou)帶(dai)內(nei)表(biao)麵(mian)過(guo)於(yu)光(guang)滑(hua),使(shi)兩(liang)者(zhe)間(jian)的(de)摩(mo)擦(ca)力(li)減(jian)小(xiao),導(dao)致(zhi)料(liao)鬥(dou)帶(dai)打(da)滑(hua)。這(zhe)時(shi),可(ke)在(zai)傳(chuan)動(dong)軸(zhou)和(he)料(liao)鬥(dou)帶(dai)內(nei)表(biao)麵(mian)塗(tu)一(yi)層(ceng)膠(jiao),以(yi)增(zeng)大(da)摩(mo)擦(ca)力(li)。
(4)頭輪和底輪軸承轉動不靈頭輪和底輪軸承轉動不靈,阻力矩增大,引起料鬥帶打滑。這時可拆洗加油或更換軸承。
2、料鬥帶跑偏
(1)頭輪和底輪傳動軸安裝不正頭輪和底輪傳動軸安裝不正主要體現在以下幾個方麵:一是頭輪和底輪的傳動軸在同一垂直平麵內且不平行;二是兩傳動軸都安裝在水平位置且不在同一垂直平麵內;三san是shi兩liang傳chuan動dong軸zhou平ping行xing,在zai同tong一yi垂chui直zhi平ping麵mian內nei且qie不bu水shui平ping。這zhe時shi,料liao鬥dou帶dai跑pao偏pian,易yi引yin起qi料liao鬥dou與yu機ji筒tong的de撞zhuang擊ji料liao鬥dou帶dai的de撕si裂lie。應ying立li即ji停ting機ji,排pai除chu故gu障zhang。做zuo到dao頭tou輪lun和he底di輪lun的de傳chuan動dong軸zhou安an裝zhuang在zai同tong一yi垂chui直zhi平ping麵mian內nei.而且都在水平位置上,整機中心線在1000mm高度上垂直偏差不超過2mm,積累偏差不超過8mm。
(2)料liao鬥dou帶dai接jie頭tou不bu正zheng料liao鬥dou帶dai接jie頭tou不bu正zheng是shi指zhi料liao鬥dou帶dai結jie合he後hou,料liao鬥dou帶dai邊bian緣yuan線xian不bu在zai同tong一yi直zhi線xian上shang。工gong作zuo時shi,料liao鬥dou帶dai一yi邊bian緊jin一yi邊bian鬆song,使shi料liao鬥dou帶dai向xiang緊jin邊bian側ce向xiang移yi動dong,產chan生sheng跑pao偏pian,造zao成cheng料liao鬥dou盛sheng料liao不bu充chong分fen,卸xie料liao不bu徹che底di,回hui料liao增zeng多duo,生sheng產chan率lv下xia降jiang,嚴yan重zhong時shi造zao成cheng料liao鬥dou帶dai卡ka邊bian、撕裂,這時應停機,修正接頭並接好。
3、回料過多
tishengjihuiliaoshizhiwuliaozaixieliaoweizhimeiyouwanquanxiechujiwai,eryoubufenwuliaohuidaotishengjijizuoneidexianxiang。zaitishengzuoyezhong,ruotishengjihuiliaotaiduo,shibijiangdishengchanxiaolv,zengdadonglixiaohaohewuliaodeposuilv。zaochenghuiliaoduodeyuanyinyouyixiajidian:
(1)料鬥運行速度過快提升機提升不同的物料,料鬥運行的速度有別:一般提升幹燥的粉料和粒料時,速度約為1~2m/s;提升塊狀物料時,速度為0.4~0.6m/s;提升潮濕的粉料和粒料時,速度為0.6~0.8m/s。速度過大,卸料提前,造成回料。這時應根據提升的物料,適當降低料鬥的速度,避免回料。
(2)機頭出口的卸料舌板安裝不合適,舌板距料鬥卸料位置太遠,會造成回料。應及時的調整舌板位置,避免回料。
4、料鬥脫落
料liao鬥dou脫tuo落luo是shi指zhi在zai生sheng產chan中zhong,料liao鬥dou從cong料liao鬥dou帶dai上shang掉diao落luo的de現xian象xiang。料liao鬥dou掉diao落luo時shi,會hui產chan生sheng異yi常chang的de響xiang聲sheng,要yao及ji時shi的de停ting機ji檢jian查zha,否fou則ze,將jiang導dao致zhi更geng多duo的de料liao鬥dou變bian形xing、脫落;在連接料鬥的位置,料鬥帶撕裂。產生料鬥脫落的原因主要有:
(1)進料過多進料過多,造成物料在機座內的堆積,升運阻力增大,料鬥運行不暢,是產生料鬥脫落、變形的直接原因。此時應立即停機,抽出機座插板,排出機座內的積存物,更換新料鬥,再開車生產。這時減小喂入量,並力求均勻。
(2)進(jin)料(liao)口(kou)位(wei)置(zhi)太(tai)低(di)一(yi)般(ban),提(ti)升(sheng)機(ji)在(zai)生(sheng)產(chan)時(shi),料(liao)鬥(dou)自(zi)行(xing)盛(sheng)取(qu)從(cong)進(jin)料(liao)口(kou)進(jin)來(lai)的(de)物(wu)料(liao)。若(ruo)進(jin)料(liao)口(kou)位(wei)置(zhi)太(tai)低(di),將(jiang)導(dao)致(zhi)料(liao)鬥(dou)來(lai)不(bu)及(ji)盛(sheng)取(qu)物(wu)料(liao),而(er)物(wu)料(liao)大(da)部(bu)分(fen)進(jin)入(ru)機(ji)座(zuo),造(zao)成(cheng)料(liao)鬥(dou)舀(yao)取(qu)物(wu)料(liao)。如(ru)果(guo)物(wu)料(liao)為(wei)塊(kuai)狀(zhuang),就(jiu)很(hen)容(rong)易(yi)引(yin)起(qi)料(liao)鬥(dou)變(bian)形(xing)、脫落。這時,應將進料口位置調至底輪中心線以上。
(3)料(liao)鬥(dou)材(cai)質(zhi)不(bu)好(hao),強(qiang)度(du)有(you)限(xian)料(liao)鬥(dou)是(shi)提(ti)升(sheng)機(ji)的(de)承(cheng)載(zai)部(bu)件(jian),對(dui)它(ta)的(de)材(cai)料(liao)有(you)著(zhe)較(jiao)高(gao)的(de)要(yao)求(qiu),安(an)裝(zhuang)時(shi)應(ying)盡(jin)量(liang)選(xuan)配(pei)強(qiang)度(du)好(hao)的(de)材(cai)料(liao)。一(yi)般(ban),料(liao)鬥(dou)用(yong)普(pu)通(tong)鋼(gang)板(ban)或(huo)鍍(du)鋅(xin)扳(ban)材(cai)焊(han)合(he)或(huo)衝(chong)壓(ya)而(er)成(cheng),其(qi)邊(bian)緣(yuan)采(cai)用(yong)折(zhe)邊(bian)或(huo)卷(juan)入(ru)鉛(qian)絲(si)以(yi)增(zeng)強(qiang)料(liao)鬥(dou)的(de)強(qiang)度(du)。
(4)kaijishimeiyouqingchujizuoneidejicunwuzaishengchanzhong,jingchanghuiyudaoturantingdianhuoqitayuanyinertingjidexianxiang,ruozaikaijishi,meiyouqingchujizuoneidejicunwu,jiuyigong+起qi料liao鬥dou受shou衝chong擊ji太tai大da而er斷duan裂lie脫tuo落luo。因yin此ci,在zai停ting機ji和he開kai機ji之zhi間jian,必bi須xu清qing除chu機ji座zuo內nei的de積ji存cun物wu,避bi免mian料liao鬥dou脫tuo落luo。另ling外wai,定ding期qi檢jian查zha料liao鬥dou與yu料liao鬥dou帶dai連lian接jie是shi否fou牢lao固gu,發fa現xian螺luo釘ding鬆song動dong、脫落和料鬥歪斜、破損等現象時,應及時檢修或更換,以防更大的事故發生。
5、料鬥帶撕裂
提升機料鬥帶通常為帆布帶+youshiyecaiyongjiaodaiheliantiao。zaigezhongguzhangdezongtaizuoyongxia,fanbudaihejiaodairongyichanshengsilie,zheshizuiyanzhongdeguzhangzhiyi。yibanliaodoudaipaopianheliaodoudetuoluoguochengzuirongyiyinqiliaodoudaidesilie。yingjishiquanmiandezhaqingyuanyin,paichuguzhang。lingwai,wuliaozhonghunrudaijianlengdeyiwu,yehuijiangliaodoudaihualie。yinci,niuchanzhong,yingzaijinliaokouzhuanggangsiwanghuoxitieshi,yanfangdakuaiyiwuluorenjizuo。
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