瀏覽次數:
礦用振動篩篩網破損的原因
jingchangyoukehufanyingshiyongyiduanshijianhouzhendongshaishangdepeijianshaiwangjiuhuiyouxiexiaowenti,suishuoshaiwangshiyisunjian,danshishaiwangdeshiyongshouminghaishihewuliaohaiyoushiyongfangshiyouyidingdeguanxi,xiamianxinxiangdezhendongshaichangjiaxiaobianweidajiafenxiyixiashaiwangposuntaikuaideyuanyin:
基(ji)本(ben)的(de)原(yuan)因(yin)是(shi)篩(shai)網(wang)質(zhi)量(liang)不(bu)合(he)格(ge),篩(shai)網(wang)繃(beng)的(de)較(jiao)緊(jin),張(zhang)緊(jin)力(li)過(guo)大(da)。這(zhe)些(xie)都(dou)是(shi)表(biao)麵(mian)上(shang)的(de)篩(shai)網(wang)破(po)損(sun)塊(kuai)的(de)原(yuan)因(yin),還(hai)有(you)因(yin)為(wei)我(wo)們(men)認(ren)為(wei)操(cao)作(zuo)不(bu)當(dang)引(yin)起(qi)的(de)篩(shai)網(wang)破(po)損(sun)現(xian)象(xiang)。
振動電機轉向錯誤:調試振動電機轉向時,現場操作人員根據以往單軸振動篩或直線振動篩的de使shi用yong經jing驗yan,認ren為wei隻zhi要yao物wu料liao往wang前qian走zou就jiu行xing,但dan此ci方fang法fa並bing不bu適shi用yong於yu平ping動dong橢tuo圓yuan振zhen動dong篩shai。若ruo電dian機ji錯cuo誤wu地di朝chao內nei側ce旋xuan轉zhuan,拋pao射she角jiao雖sui也ye是shi向xiang前qian,但dan是shi物wu料liao有you向xiang後hou滾gun動dong的de力li,這zhe時shi,物wu料liao向xiang前qian運yun移yi的de速su度du要yao慢man得de多duo,在zai篩shai網wang上shang停ting留liu時shi間jian長chang,甚shen至zhi會hui導dao致zhi物wu料liao無wu法fa排pai出chu。
當(dang)篩(shai)箱(xiang)運(yun)轉(zhuan)時(shi),按(an)電(dian)控(kong)箱(xiang)的(de)停(ting)止(zhi)按(an)鈕(niu),此(ci)時(shi)振(zhen)動(dong)篩(shai)會(hui)慢(man)慢(man)停(ting)下(xia)來(lai),觀(guan)察(cha)側(ce)板(ban)上(shang)的(de)小(xiao)點(dian)在(zai)振(zhen)動(dong)篩(shai)運(yun)轉(zhuan)時(shi)形(xing)成(cheng)的(de)橢(tuo)圓(yuan)軌(gui)跡(ji),向(xiang)出(chu)砂(sha)口(kou)滾(gun)動(dong)為(wei)正(zheng)確(que)轉(zhuan)向(xiang);卸下振動器護罩,檢查偏心塊是否均向外側旋轉;調換電控箱進線電源中的任意兩根相線,在篩網上麵撒一些沙子,排沙速度更快的一種即是正確的方向。
當物料在篩網上堆積而快速損壞篩網時,我們應該增大振動幅度;用噴灑的水衝篩網和物料,減小物料的粘性,但這個方法僅適合允許添加水的場合;調整排沙口端的篩網角度向下,利於岩屑靠重力排出,但是可能會導致跑漿;更換篩網的目數或調整單篩的流量,保證鑽井液的流止點接近篩網出口,讓物料在鑽井液的潤滑作用下順利排出。
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檢查主軸承發燒程度,其大答應溫升一般高於室溫45~50℃。檢查振動篩振動是否平穩,在有不正常振動,衝擊或固定架有搖動現象,應及時停機加以適當調整。
以上就是關於礦用振動篩網破損的處理方法,供大家參考,我們還是要根據振動篩的使用情況來分析問題。
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