改向(xiang)滾筒(tong)(tong)又叫導向(xiang)滾筒(tong)(tong),常用(yong)于皮(pi)帶機,由主軸滾動軸承和(he)軸承室組成。主要(yao)安裝于輸送機皮(pi)帶運動的(de)(de)下方,是(shi)輸送機運作(zuo)中的(de)(de)關鍵部件。主要(yao)用(yong)來(lai)改變輸送帶的(de)(de)運行方向(xiang)或壓(ya)緊(jin)輸送帶使其加(jia)大與傳動滾筒(tong)(tong)的(de)(de)包角(jiao)。
改(gai)向(xiang)滾筒(tong)適用于輸(shu)(shu)送(song)機械(xie),主要用于冶金、礦山、港口(kou)碼(ma)頭(tou)、水泥(ni)建材、鋼(gang)鐵(tie)、煤(mei)礦等領域,是各(ge)種帶式(shi)輸(shu)(shu)送(song)機的(de)驅動(dong)裝置。
改向滾筒具有結構(gou)緊湊、重量輕、占(zhan)用(yong)少、性(xing)能(neng)可靠、外型美觀(guan)、使(shi)用(yong)安(an)然方(fang)便、在粉塵大、潮濕泥濘等惡劣(lie)條件下仍(reng)能(neng)正常(chang)工作的特點。
結構
改向(xiang)滾(gun)筒(tong)(tong)(tong)主(zhu)要在(zai)(zai)皮(pi)帶運動(dong)的(de)下方,如皮(pi)帶運送方向(xiang)為左,那(nei)么改向(xiang)滾(gun)筒(tong)(tong)(tong)在(zai)(zai)皮(pi)帶機的(de)右側,主(zhu)要結(jie)構為軸承和(he)(he)鋼筒(tong)(tong)(tong),傳(chuan)動(dong)滾(gun)筒(tong)(tong)(tong)是皮(pi)帶機的(de)主(zhu)動(dong)輪(lun),從兩(liang)者之(zhi)間的(de)關系來(lai)說就好比自行(xing)車(che)兩(liang)個車(che)輪(lun),后(hou)輪(lun)就是傳(chuan)動(dong)滾(gun)筒(tong)(tong)(tong),前輪(lun)是改向(xiang)滾(gun)筒(tong)(tong)(tong);改向(xiang)滾(gun)筒(tong)(tong)(tong)和(he)(he)傳(chuan)動(dong)滾(gun)筒(tong)(tong)(tong)在(zai)(zai)結(jie)構上是沒有區別的(de),都(dou)是由(you)主(zhu)軸滾(gun)筒(tong)(tong)(tong)軸承及軸承室(shi)組成傳(chuan)動(dong)滾(gun)筒(tong)(tong)(tong)分主(zhu)傳(chuan)動(dong)和(he)(he)從動(dong)兩(liang)種。