卷筒聯軸器是一種新型(xing)撓性(xing)聯(lian)軸(zhou)(zhou)(zhou)器,主要用(yong)于(yu)起(qi)重設備(bei)中起(qi)升(sheng)機(ji)構(gou)的(de)(de)(de)減速器輸(shu)出軸(zhou)(zhou)(zhou)與鋼絲繩卷筒(tong)的(de)(de)(de)聯(lian)接,也適用(yong)于(yu)其(qi)它類似的(de)(de)(de)既傳遞轉(zhuan)矩又承(cheng)受(shou)徑向載荷(he)的(de)(de)(de)機(ji)械設備(bei),但不能(neng)用(yong)作(zuo)需承(cheng)受(shou)軸(zhou)(zhou)(zhou)向載荷(he)的(de)(de)(de)傳動(dong)。卷筒(tong)工(gong)作(zuo)時產生的(de)(de)(de)附加(jia)軸(zhou)(zhou)(zhou)向載荷(he)必須(xu)由卷筒(tong)固定支承(cheng)座(zuo)承(cheng)受(shou),因此,聯(lian)軸(zhou)(zhou)(zhou)器安裝時必須(xu)保證(zheng)軸(zhou)(zhou)(zhou)向定位正確。否則(ze)卷筒(tong)工(gong)作(zuo)時產生的(de)(de)(de)彈性(xing)水平位移可能(neng)會破(po)壞(huai)聯(lian)軸(zhou)(zhou)(zhou)器的(de)(de)(de)軸(zhou)(zhou)(zhou)向限位,造成聯(lian)接失效,甚至釀成嚴重事故(gu)。
卷筒聯軸器由帶鼓形(xing)齒(chi)(chi)的外(wai)(wai)(wai)齒(chi)(chi)軸套(tao)、帶聯接法蘭和內齒(chi)(chi)圈(quan)的外(wai)(wai)(wai)套(tao)、帶外(wai)(wai)(wai)球(qiu)面的承(cheng)(cheng)(cheng)載環(huan)(huan)、端蓋(gai)和密(mi)封圈(quan)等組成(cheng)(cheng),并設有定位磨損(sun)指針、潤(run)滑油孔(kong)和通氣孔(kong)等。外(wai)(wai)(wai)齒(chi)(chi)軸套(tao)和外(wai)(wai)(wai)套(tao)構(gou)成(cheng)(cheng)的鼓形(xing)齒(chi)(chi)式(shi)聯軸器(qi)傳遞驅動功率, 而由承(cheng)(cheng)(cheng)載環(huan)(huan)的外(wai)(wai)(wai)球(qiu)面和外(wai)(wai)(wai)套(tao)的內承(cheng)(cheng)(cheng)載面形(xing)成(cheng)(cheng)的接觸副構(gou)成(cheng)(cheng)自(zi)動調位的球(qiu)面軸承(cheng)(cheng)(cheng),承(cheng)(cheng)(cheng)受(shou)徑向載荷(he)。卷筒用聯軸器(qi)的內、外(wai)(wai)(wai)齒(chi)(chi)嚙合在油浴中工(gong)作,通過內外(wai)(wai)(wai)端蓋(gai)、密(mi)封圈(quan)防止(zhi)潤(run)滑脂泄漏。
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