分(fen)析螺(luo)(luo)旋(xuan)(xuan)(xuan)輸(shu)(shu)送(song)機的原理以及構造特(te)點,螺(luo)(luo)旋(xuan)(xuan)(xuan)輸(shu)(shu)送(song)機是利用(yong)轉軸上的螺(luo)(luo)旋(xuan)(xuan)(xuan)葉片,沿料(liao)槽輸(shu)(shu)送(song)粉粒(li)狀物(wu)(wu)料(liao)的連續輸(shu)(shu)送(song)機械,它又(you)被稱(cheng)作又(you)稱(cheng)絞(jiao)龍輸(shu)(shu)送(song)機,具有結構簡(jian)單、橫截(jie)面尺寸小、密封(feng)性好等特(te)點,一般適(shi)用(yong)于顆粒(li)或(huo)粉狀物(wu)(wu)料(liao)的水(shui)平輸(shu)(shu)送(song),傾斜輸(shu)(shu)送(song),垂直輸(shu)(shu)送(song)等多種形式。
螺旋(xuan)輸(shu)(shu)送(song)(song)機(ji)旋(xuan)轉的螺旋(xuan)葉片(pian)將物(wu)料(liao)推(tui)移而(er)進行輸(shu)(shu)送(song)(song)作業,由于物(wu)料(liao)自身重量和螺旋(xuan)輸(shu)(shu)送(song)(song)機(ji)機(ji)殼物(wu)料(liao)的摩擦阻力因此使物(wu)料(liao)不與螺旋(xuan)輸(shu)(shu)送(song)(song)機(ji)葉片(pian)一起旋(xuan)轉。
從輸(shu)(shu)(shu)送(song)(song)物料位移(yi)方向的角度劃分,螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機分為垂直式(shi)螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機和水平(ping)式(shi)螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機兩大(da)類(lei)型,通(tong)常用于對各種粉狀(zhuang)及(ji)小塊狀(zhuang)等松散(san)物料的運輸(shu)(shu)(shu),但(dan)其并不適宜輸(shu)(shu)(shu)送(song)(song)易變(bian)質、粘(zhan)性大(da)、易結塊或高溫、怕壓、有(you)較大(da)腐蝕性的特殊(shu)物料。還(huan)有(you)一種雙螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機,它是有(you)兩根分別焊有(you)旋(xuan)(xuan)轉(zhuan)葉片(pian)的旋(xuan)(xuan)轉(zhuan)軸的螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機。通(tong)俗的說,就是把兩個螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機有(you)機的結合成一臺螺(luo)(luo)旋(xuan)(xuan)輸(shu)(shu)(shu)送(song)(song)機設(she)備。
螺旋(xuan)(xuan)輸(shu)送機旋(xuan)(xuan)轉(zhuan)軸的旋(xuan)(xuan)向(xiang)是(shi)(shi)決定物(wu)料的輸(shu)送方(fang)(fang)向(xiang)的標準,通常(chang)螺旋(xuan)(xuan)輸(shu)送機都是(shi)(shi)按照(zhao)單一方(fang)(fang)向(xiang)的輸(shu)送設計旋(xuan)(xuan)轉(zhuan)葉(xie)片,也就是(shi)(shi)說當反向(xiang)輸(shu)送時,也可(ke)用,只不過會大大降低螺旋(xuan)(xuan)輸(shu)送機的正常(chang)使用時間,因此應盡量避免這種情況發生。
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