星形(xing)聯(lian)軸(zhou)器高速運轉時(shi)由(you)于受離(li)心力的作用(yong)而(er)產生的徑向運動將加速其磨損，加設外(wai)殼。除了能(neng)(neng)防(fang)(fang)塵存油外(wai)，減薄量(liang)不(bu)(bu)(bu)足可(ke)能(neng)(neng)會造成(cheng)(cheng)干涉(she)，減薄量(liang)過(guo)大(da)會削弱齒(chi)(chi)的強(qiang)度，且會側隙很大(da)。外(wai)齒(chi)(chi)的接(jie)觸(chu)條(tiao)件(jian)得到改(gai)善(shan)(shan)，避免(mian)了在(zai)(zai)角位移條(tiao)件(jian)下直齒(chi)(chi)齒(chi)(chi)端(duan)(duan)棱邊擠壓，應力集中(zhong)的弊端(duan)(duan)，同時(shi)改(gai)善(shan)(shan)了齒(chi)(chi)面摩擦、磨損狀況，降低了噪聲，維修周期長。星形(xing)彈性聯(lian)軸(zhou)器外(wai)齒(chi)(chi)套齒(chi)(chi)端(duan)(duan)呈喇(la)叭(ba)形(xing)狀，故(gu)不(bu)(bu)(bu)宜在(zai)(zai)高速和有(you)沖擊載荷情(qing)況下使(shi)用(yong)，也不(bu)(bu)(bu)宜用(yong)于立軸(zhou)的聯(lian)接(jie)。星型(xing)彈性聯(lian)軸(zhou)器整體(ti)結構(gou)設計時(shi)，要充分(fen)注意齒(chi)(chi)面與(yu)滾子之間(jian)的潤滑及防(fang)(fang)塵，還有(you)安(an)全(quan)防(fang)(fang)護作用(yong)。因為(wei)鏈條(tiao)萬一破斷，可(ke)能(neng)(neng)造成(cheng)(cheng)人身(shen)事故(gu)。鼓度曲線曲率半徑與(yu)內齒(chi)(chi)單側減薄量(liang)成(cheng)(cheng)正比(bi)，即它與(yu)齒(chi)(chi)的嚙(nie)合間(jian)隙有(you)關，使(shi)內、外(wai)齒(chi)(chi)裝拆十分(fen)方便(bian)。

星(xing)(xing)型(xing)聯(lian)(lian)(lian)軸(zhou)器(qi)有時被誤認為是(shi)梅(mei)花聯(lian)(lian)(lian)軸(zhou)器(qi)，他們安(an)裝后的(de)外(wai)形(xing)(xing)幾乎相(xiang)似，但是(shi)同等型(xing)號下，星(xing)(xing)形(xing)(xing)聯(lian)(lian)(lian)軸(zhou)器(qi)承受(shou)的(de)扭力(li)(li)更大，相(xiang)對(dui)梅(mei)花聯(lian)(lian)(lian)軸(zhou)器(qi)，它(ta)的(de)內孔和外(wai)形(xing)(xing)可以做到(dao)更小(xiao)。星(xing)(xing)形(xing)(xing)彈(dan)(dan)性(xing)(xing)(xing)聯(lian)(lian)(lian)軸(zhou)器(qi)聚(ju)氨(an)脂(zhi)彈(dan)(dan)性(xing)(xing)(xing)體由(you)(you)凸(tu)形(xing)(xing)爪塊(kuai)(kuai)限(xian)制，聯(lian)(lian)(lian)軸(zhou)器(qi)是(shi)以工(gong)程(cheng)(cheng)塑料(liao)作(zuo)彈(dan)(dan)性(xing)(xing)(xing)元(yuan)件(jian)，適用于(yu)(yu)聯(lian)(lian)(lian)接(jie)兩(liang)同軸(zhou)線(xian)的(de)傳動(dong)軸(zhou)系(xi)，具有補(bu)償兩(liang)軸(zhou)相(xiang)對(dui)偏移、緩(huan)沖、減(jian)震、耐磨性(xing)(xing)(xing)能，適應(ying)場合普遍 ，傳遞(di)轉矩(ju)20-35000.N.M,工(gong)作(zuo)溫度-35-+80攝氏(shi)度。星(xing)(xing)型(xing)彈(dan)(dan)性(xing)(xing)(xing)聯(lian)(lian)(lian)軸(zhou)器(qi)中的(de)彈(dan)(dan)性(xing)(xing)(xing)元(yuan)件(jian)是(shi)工(gong)程(cheng)(cheng)塑料(liao)，由(you)(you)于(yu)(yu)該(gai)工(gong)程(cheng)(cheng)塑料(liao)具有良好(hao)的(de)彈(dan)(dan)性(xing)(xing)(xing)、緩(huan)沖性(xing)(xing)(xing)、減(jian)震性(xing)(xing)(xing)、耐磨性(xing)(xing)(xing)，因此能很(hen)好(hao)的(de)補(bu)償兩(liang)傳動(dong)軸(zhou)系(xi)之間的(de)各種位(wei)移.星(xing)(xing)形(xing)(xing)彈(dan)(dan)性(xing)(xing)(xing)聯(lian)(lian)(lian)軸(zhou)器(qi)的(de)聚(ju)氨(an)脂(zhi)彈(dan)(dan)性(xing)(xing)(xing)體由(you)(you)凸(tu)形(xing)(xing)爪塊(kuai)(kuai)限(xian)制。特點：預應(ying)力(li)(li)下無齒(chi)隙的(de)連(lian)接(jie)，用于(yu)(yu)主軸(zhou)傳動(dong)、升(sheng)降平臺和機床等。

彈性柱銷聯軸器是一種結構簡單制造容易，無需潤滑，裝拆彈性柱銷便捷的傳動基礎件，利用兩個帶法蘭孔的半聯和置于起重的非金屬彈性柱銷來傳遞扭矩，適用于中低速和中低扭矩場合。彈性柱銷齒式聯軸器采用非金屬彈性柱銷和兩個帶齒形半聯以及一個外圈的齒形套環設計，利用非金屬彈性的變形來傳遞扭矩同時緩沖減震，補償角向位移。彈性套柱銷聯軸器設計簡單巧妙，適用性較廣的聯軸器，利用帶彈性套的柱銷聯接兩個帶銷孔的半聯，實現扭矩傳遞的同時兼具較大的角向補償，同時減震緩沖性能良好，可以用在速度較快的場合，無需潤滑，銷套更換便捷。