星形聯軸器(qi)高(gao)速(su)運轉時(shi)由于受離心(xin)力(li)的(de)作用(yong)(yong)而產生的(de)徑向運動將加速(su)其磨(mo)損，加設(she)外(wai)殼。除了能(neng)防(fang)塵(chen)存油外(wai)，減(jian)薄量不(bu)足可(ke)能(neng)會(hui)(hui)造(zao)成(cheng)干涉，減(jian)薄量過大(da)會(hui)(hui)削弱齒(chi)(chi)(chi)(chi)的(de)強(qiang)度(du)，且會(hui)(hui)側隙(xi)很大(da)。外(wai)齒(chi)(chi)(chi)(chi)的(de)接觸條(tiao)件得到改(gai)善，避免(mian)了在角位移(yi)條(tiao)件下直齒(chi)(chi)(chi)(chi)齒(chi)(chi)(chi)(chi)端棱邊擠壓，應力(li)集中(zhong)的(de)弊端，同時(shi)改(gai)善了齒(chi)(chi)(chi)(chi)面(mian)摩擦、磨(mo)損狀(zhuang)況，降低了噪(zao)聲，維(wei)修周期長。星形彈性(xing)聯軸器(qi)外(wai)齒(chi)(chi)(chi)(chi)套齒(chi)(chi)(chi)(chi)端呈喇叭(ba)形狀(zhuang)，故不(bu)宜在高(gao)速(su)和有(you)(you)沖擊載荷情況下使用(yong)(yong)，也不(bu)宜用(yong)(yong)于立軸的(de)聯接。星型(xing)彈性(xing)聯軸器(qi)整體結構設(she)計時(shi)，要充分注意齒(chi)(chi)(chi)(chi)面(mian)與(yu)(yu)滾(gun)子之間的(de)潤滑及防(fang)塵(chen)，還有(you)(you)安全防(fang)護作用(yong)(yong)。因為鏈條(tiao)萬(wan)一破斷(duan)，可(ke)能(neng)造(zao)成(cheng)人身事故。鼓(gu)度(du)曲(qu)線(xian)曲(qu)率半徑與(yu)(yu)內齒(chi)(chi)(chi)(chi)單側減(jian)薄量成(cheng)正比，即(ji)它與(yu)(yu)齒(chi)(chi)(chi)(chi)的(de)嚙合間隙(xi)有(you)(you)關，使內、外(wai)齒(chi)(chi)(chi)(chi)裝拆(chai)十(shi)分方便。

星(xing)型聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)有時被(bei)誤(wu)認為(wei)是(shi)梅花聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)，他們安裝(zhuang)后的(de)(de)(de)外(wai)形(xing)(xing)幾乎(hu)相(xiang)似，但是(shi)同等型號下(xia)，星(xing)形(xing)(xing)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)承受的(de)(de)(de)扭力更(geng)大，相(xiang)對梅花聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)，它的(de)(de)(de)內孔(kong)和外(wai)形(xing)(xing)可(ke)以做到更(geng)小。星(xing)形(xing)(xing)彈(dan)性(xing)(xing)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)聚氨脂彈(dan)性(xing)(xing)體由凸形(xing)(xing)爪塊(kuai)限(xian)制，聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)是(shi)以工(gong)(gong)程塑(su)料作(zuo)彈(dan)性(xing)(xing)元(yuan)件，適用于聯(lian)(lian)(lian)接兩(liang)同軸(zhou)(zhou)(zhou)(zhou)線(xian)的(de)(de)(de)傳(chuan)(chuan)動(dong)軸(zhou)(zhou)(zhou)(zhou)系(xi)(xi)，具(ju)有補償兩(liang)軸(zhou)(zhou)(zhou)(zhou)相(xiang)對偏移、緩沖、減震(zhen)、耐(nai)(nai)磨性(xing)(xing)能，適應(ying)場合普遍 ，傳(chuan)(chuan)遞轉(zhuan)矩(ju)20-35000.N.M,工(gong)(gong)作(zuo)溫(wen)度-35-+80攝氏度。星(xing)型彈(dan)性(xing)(xing)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)中的(de)(de)(de)彈(dan)性(xing)(xing)元(yuan)件是(shi)工(gong)(gong)程塑(su)料，由于該(gai)工(gong)(gong)程塑(su)料具(ju)有良好的(de)(de)(de)彈(dan)性(xing)(xing)、緩沖性(xing)(xing)、減震(zhen)性(xing)(xing)、耐(nai)(nai)磨性(xing)(xing)，因此能很好的(de)(de)(de)補償兩(liang)傳(chuan)(chuan)動(dong)軸(zhou)(zhou)(zhou)(zhou)系(xi)(xi)之間的(de)(de)(de)各種位移.星(xing)形(xing)(xing)彈(dan)性(xing)(xing)聯(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)的(de)(de)(de)聚氨脂彈(dan)性(xing)(xing)體由凸形(xing)(xing)爪塊(kuai)限(xian)制。特(te)點：預應(ying)力下(xia)無齒隙的(de)(de)(de)連接，用于主軸(zhou)(zhou)(zhou)(zhou)傳(chuan)(chuan)動(dong)、升降平臺和機(ji)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。