調心滾子軸承具有兩列滾子，主要承受徑向載荷，同時也能承受任一方向的軸向載荷。有高的徑向載荷能力，特別適用于重載或振動載荷下工作，但不能承受純軸向載荷。該類軸承外圈滾道是球面形，故其調心性能良好，能補償同軸度誤差。

有兩列對稱型球面滾子，外圈有一條共用的球面滾道，內圈有兩條與軸承軸線傾斜一角度的滾道，具有良好的調心性能，當軸受力彎曲或安裝不同心時軸承仍可正常使用，調心性隨軸承尺寸系列不同而異，一般所允許的調心角度為1~2.5度 ，該類型軸承的負荷能力較大，除能承受徑向負荷外軸承還能承受雙向作用的軸向負荷，具有較好的抗沖擊能力，一般來說調心滾子軸承所允許的工作轉速較低。

調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)按滾(gun)(gun)子(zi)(zi)截面(mian)(mian)形(xing)(xing)狀(zhuang)分(fen)為(wei)(wei)(wei)(wei)對(dui)稱(cheng)(cheng)形(xing)(xing)球面(mian)(mian)滾(gun)(gun)子(zi)(zi)和非對(dui)稱(cheng)(cheng)形(xing)(xing)球面(mian)(mian)滾(gun)(gun)子(zi)(zi)兩種不(bu)同(tong)結構，非對(dui)稱(cheng)(cheng)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)屬早(zao)期產品(pin)，主要是為(wei)(wei)(wei)(wei)主機維修服務，新設計主機時則(ze)很少選用(yong)(yong)(yong)(yong)對(dui)稱(cheng)(cheng)形(xing)(xing)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)，內(nei)部結構經過全(quan)面(mian)(mian)改進設計及參數優化，與早(zao)期生產的(de)(de)(de)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)相比，能夠(gou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)受更大的(de)(de)(de)軸(zhou)(zhou)(zhou)向(xiang)負(fu)荷，這種軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)運(yun)行溫(wen)度(du)較(jiao)低，故可(ke)適(shi)應(ying)較(jiao)高轉速的(de)(de)(de)要求，根(gen)據內(nei)圈有(you)無擋邊(bian)及所(suo)用(yong)(yong)(yong)(yong)保(bao)持(chi)架(jia)(jia)的(de)(de)(de)不(bu)同(tong)可(ke)分(fen)為(wei)(wei)(wei)(wei)C型與CA型兩種,C型軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)特點(dian)是內(nei)圈無擋邊(bian)和采用(yong)(yong)(yong)(yong)鋼(gang)板沖壓保(bao)持(chi)架(jia)(jia),CA型特瑞恩軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)特點(dian)則(ze)為(wei)(wei)(wei)(wei)內(nei)圈兩側均有(you)擋邊(bian)和采用(yong)(yong)(yong)(yong)車制實體(ti)保(bao)持(chi)架(jia)(jia)為(wei)(wei)(wei)(wei)了(le)(le)改善軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)潤滑(hua), 可(ke)向(xiang)用(yong)(yong)(yong)(yong)戶(hu)(hu)提(ti)供(gong)(gong)外圈帶(dai)有(you)環狀(zhuang)油(you)槽和三個油(you)孔(kong)(kong)(kong)的(de)(de)(de)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),以(yi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)后置代號(hao)/W33 表示(shi),根(gen)據用(yong)(yong)(yong)(yong)戶(hu)(hu)的(de)(de)(de)要求也可(ke)供(gong)(gong)應(ying)帶(dai)內(nei)圈油(you)孔(kong)(kong)(kong)的(de)(de)(de)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),為(wei)(wei)(wei)(wei)了(le)(le)便于客戶(hu)(hu)裝(zhuang)卸和更換軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng), 還可(ke)提(ti)供(gong)(gong)內(nei)孔(kong)(kong)(kong)帶(dai)有(you)錐(zhui)(zhui)(zhui)(zhui)(zhui)度(du)的(de)(de)(de)調心(xin)(xin)滾(gun)(gun)子(zi)(zi)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),錐(zhui)(zhui)(zhui)(zhui)(zhui)孔(kong)(kong)(kong)錐(zhui)(zhui)(zhui)(zhui)(zhui)度(du)為(wei)(wei)(wei)(wei)1:12 以(yi)后置代號(hao)為(wei)(wei)(wei)(wei)K 表示(shi),為(wei)(wei)(wei)(wei)了(le)(le)適(shi)應(ying)特殊用(yong)(yong)(yong)(yong)戶(hu)(hu)的(de)(de)(de)要求也可(ke)提(ti)供(gong)(gong)內(nei)孔(kong)(kong)(kong)錐(zhui)(zhui)(zhui)(zhui)(zhui)度(du)為(wei)(wei)(wei)(wei)1:30 的(de)(de)(de)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),其后置代號(hao)為(wei)(wei)(wei)(wei)K30 內(nei)孔(kong)(kong)(kong)帶(dai)錐(zhui)(zhui)(zhui)(zhui)(zhui)度(du)的(de)(de)(de)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)可(ke)用(yong)(yong)(yong)(yong)鎖緊(jin)螺母將(jiang)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)直接裝(zhuang)在錐(zhui)(zhui)(zhui)(zhui)(zhui)形(xing)(xing)軸(zhou)(zhou)(zhou)頸(jing)(jing)上,也可(ke)借助緊(jin)定套(tao)或退卸套(tao)將(jiang)軸(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)安裝(zhuang)在圓柱形(xing)(xing)軸(zhou)(zhou)(zhou)頸(jing)(jing)上。