凸(tu)緣(yuan)(yuan)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)屬于剛(gang)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)，是(shi)(shi)(shi)把兩(liang)(liang)個帶(dai)有(you)凸(tu)緣(yuan)(yuan)的(de)(de)(de)半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)用(yong)普通(tong)平(ping)鍵分(fen)別(bie)與兩(liang)(liang)軸連(lian)接(jie)，然后用(yong)螺(luo)栓(shuan)把兩(liang)(liang)個半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)連(lian)成(cheng)一體，以傳(chuan)遞運動和轉(zhuan)矩(ju)(ju)。這種聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)有(you)兩(liang)(liang)種主(zhu)要的(de)(de)(de)結(jie)(jie)構(gou)(gou)形式：靠(kao)鉸制孔用(yong)螺(luo)栓(shuan)來實現兩(liang)(liang)軸對中和靠(kao)螺(luo)栓(shuan)桿(gan)承受擠(ji)壓與剪(jian)切來傳(chuan)遞轉(zhuan)矩(ju)(ju)；靠(kao)一個半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)上的(de)(de)(de)凸(tu)肩與另一個半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)上的(de)(de)(de)凹(ao)槽相配(pei)合(he)而對中。連(lian)接(jie)兩(liang)(liang)個半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)的(de)(de)(de)螺(luo)栓(shuan)可以采用(yong)A級和B級的(de)(de)(de)普通(tong)螺(luo)栓(shuan)，轉(zhuan)矩(ju)(ju)靠(kao)兩(liang)(liang)個半聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)結(jie)(jie)合(he)面(mian)的(de)(de)(de)摩擦力矩(ju)(ju)來傳(chuan)遞。凸(tu)緣(yuan)(yuan)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)結(jie)(jie)構(gou)(gou)簡單，制造方便，成(cheng)本(ben)較(jiao)低(di)，工(gong)作可靠(kao)，裝拆(chai)、維護均較(jiao)簡便，傳(chuan)遞轉(zhuan)矩(ju)(ju)較(jiao)大，能保證兩(liang)(liang)軸具(ju)有(you)較(jiao)高(gao)的(de)(de)(de)對中精(jing)度(du)，一般(ban)常用(yong)于載荷平(ping)穩，高(gao)速(su)或傳(chuan)動精(jing)度(du)要求(qiu)較(jiao)高(gao)的(de)(de)(de)軸系傳(chuan)動。凸(tu)緣(yuan)(yuan)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)不(bu)具(ju)備徑向(xiang)、軸向(xiang)和角(jiao)向(xiang)補(bu)償。剛(gang)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)是(shi)(shi)(shi)一種扭轉(zhuan)剛(gang)性(xing)(xing)的(de)(de)(de)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)，即(ji)使承受負(fu)載時(shi)也(ye)無任何(he)回(hui)轉(zhuan)間(jian)隙，即(ji)便是(shi)(shi)(shi)有(you)偏差產生(sheng)負(fu)荷時(shi)，剛(gang)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸器(qi)(qi)(qi)還是(shi)(shi)(shi)剛(gang)性(xing)(xing)傳(chuan)遞扭矩(ju)(ju)。