星形聯(lian)軸器(qi)高速運轉時(shi)由(you)于受離心力(li)的作用(yong)(yong)而產生的徑(jing)向運動將加速其(qi)磨損，加設外(wai)殼。除(chu)了能防(fang)塵(chen)存(cun)油外(wai)，減薄量(liang)不(bu)足可能會(hui)(hui)造成(cheng)干(gan)涉，減薄量(liang)過大會(hui)(hui)削弱齒(chi)(chi)的強度(du)，且會(hui)(hui)側隙很大。外(wai)齒(chi)(chi)的接觸條(tiao)件得到(dao)改(gai)善(shan)，避免了在角位移條(tiao)件下(xia)直(zhi)齒(chi)(chi)齒(chi)(chi)端(duan)棱邊(bian)擠壓，應力(li)集中的弊(bi)端(duan)，同時(shi)改(gai)善(shan)了齒(chi)(chi)面摩擦、磨損狀況，降低了噪聲，維(wei)修周期長(chang)。星形彈性聯(lian)軸器(qi)外(wai)齒(chi)(chi)套齒(chi)(chi)端(duan)呈(cheng)喇(la)叭形狀，故(gu)不(bu)宜在高速和有(you)沖(chong)擊載荷情況下(xia)使用(yong)(yong)，也不(bu)宜用(yong)(yong)于立軸的聯(lian)接。星型彈性聯(lian)軸器(qi)整體(ti)結(jie)構設計時(shi)，要(yao)充分(fen)注(zhu)意(yi)齒(chi)(chi)面與(yu)滾子之間的潤滑(hua)及防(fang)塵(chen)，還有(you)安全防(fang)護作用(yong)(yong)。因為(wei)鏈條(tiao)萬(wan)一破斷，可能造成(cheng)人身事故(gu)。鼓度(du)曲(qu)線曲(qu)率半徑(jing)與(yu)內齒(chi)(chi)單側減薄量(liang)成(cheng)正比(bi)，即它與(yu)齒(chi)(chi)的嚙(nie)合間隙有(you)關，使內、外(wai)齒(chi)(chi)裝拆十分(fen)方(fang)便(bian)。

星(xing)型(xing)(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)有時被誤認為是(shi)梅(mei)花聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)，他們安裝后的外(wai)形(xing)(xing)幾乎相似，但是(shi)同(tong)等型(xing)(xing)號下，星(xing)形(xing)(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)承(cheng)受的扭力(li)更(geng)大，相對(dui)梅(mei)花聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)，它(ta)的內孔和外(wai)形(xing)(xing)可以做到更(geng)小。星(xing)形(xing)(xing)彈(dan)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)聚氨脂(zhi)彈(dan)性(xing)(xing)體由凸(tu)形(xing)(xing)爪(zhua)塊限(xian)制(zhi)，聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)是(shi)以工(gong)程(cheng)塑料作(zuo)彈(dan)性(xing)(xing)元件(jian)，適用于(yu)聯(lian)(lian)(lian)(lian)接兩(liang)(liang)同(tong)軸(zhou)(zhou)(zhou)(zhou)線的傳(chuan)動軸(zhou)(zhou)(zhou)(zhou)系(xi)，具有補(bu)償兩(liang)(liang)軸(zhou)(zhou)(zhou)(zhou)相對(dui)偏移、緩沖(chong)、減震、耐磨性(xing)(xing)能(neng)，適應場合普遍 ，傳(chuan)遞轉(zhuan)矩(ju)20-35000.N.M,工(gong)作(zuo)溫度(du)-35-+80攝氏(shi)度(du)。星(xing)型(xing)(xing)彈(dan)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)中的彈(dan)性(xing)(xing)元件(jian)是(shi)工(gong)程(cheng)塑料，由于(yu)該工(gong)程(cheng)塑料具有良好的彈(dan)性(xing)(xing)、緩沖(chong)性(xing)(xing)、減震性(xing)(xing)、耐磨性(xing)(xing)，因(yin)此能(neng)很好的補(bu)償兩(liang)(liang)傳(chuan)動軸(zhou)(zhou)(zhou)(zhou)系(xi)之(zhi)間的各種位移.星(xing)形(xing)(xing)彈(dan)性(xing)(xing)聯(lian)(lian)(lian)(lian)軸(zhou)(zhou)(zhou)(zhou)器(qi)(qi)(qi)(qi)的聚氨脂(zhi)彈(dan)性(xing)(xing)體由凸(tu)形(xing)(xing)爪(zhua)塊限(xian)制(zhi)。特(te)點：預應力(li)下無齒隙的連接，用于(yu)主軸(zhou)(zhou)(zhou)(zhou)傳(chuan)動、升降平(ping)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。