凸緣(yuan)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)屬(shu)于(yu)剛性(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)，是(shi)把兩(liang)(liang)個帶(dai)有凸緣(yuan)的半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)用普(pu)通平鍵(jian)分別與兩(liang)(liang)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)連(lian)接(jie)，然后用螺(luo)(luo)栓(shuan)(shuan)把兩(liang)(liang)個半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)連(lian)成(cheng)一(yi)(yi)體，以傳(chuan)(chuan)遞(di)運動和轉(zhuan)(zhuan)矩。這(zhe)種(zhong)(zhong)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)有兩(liang)(liang)種(zhong)(zhong)主要的結構形式：靠鉸制孔用螺(luo)(luo)栓(shuan)(shuan)來(lai)實現兩(liang)(liang)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)對中(zhong)(zhong)和靠螺(luo)(luo)栓(shuan)(shuan)桿承(cheng)受(shou)擠壓與剪(jian)切來(lai)傳(chuan)(chuan)遞(di)轉(zhuan)(zhuan)矩；靠一(yi)(yi)個半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)上的凸肩與另一(yi)(yi)個半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)上的凹(ao)槽(cao)相配合而對中(zhong)(zhong)。連(lian)接(jie)兩(liang)(liang)個半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)的螺(luo)(luo)栓(shuan)(shuan)可以采用A級和B級的普(pu)通螺(luo)(luo)栓(shuan)(shuan)，轉(zhuan)(zhuan)矩靠兩(liang)(liang)個半(ban)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)結合面的摩擦(ca)力矩來(lai)傳(chuan)(chuan)遞(di)。凸緣(yuan)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)結構簡(jian)單，制造方便(bian)(bian)，成(cheng)本較(jiao)低，工作可靠，裝拆、維護(hu)均較(jiao)簡(jian)便(bian)(bian)，傳(chuan)(chuan)遞(di)轉(zhuan)(zhuan)矩較(jiao)大，能保證兩(liang)(liang)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)具(ju)有較(jiao)高的對中(zhong)(zhong)精度，一(yi)(yi)般常用于(yu)載荷(he)(he)平穩，高速或傳(chuan)(chuan)動精度要求較(jiao)高的軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)系傳(chuan)(chuan)動。凸緣(yuan)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)不具(ju)備徑向(xiang)(xiang)、軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)向(xiang)(xiang)和角向(xiang)(xiang)補償。剛性(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)是(shi)一(yi)(yi)種(zhong)(zhong)扭(niu)轉(zhuan)(zhuan)剛性(xing)的聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)，即使承(cheng)受(shou)負載時也(ye)無任(ren)何回轉(zhuan)(zhuan)間隙(xi)，即便(bian)(bian)是(shi)有偏差(cha)產生負荷(he)(he)時，剛性(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)還是(shi)剛性(xing)傳(chuan)(chuan)遞(di)扭(niu)矩。