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)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)按滾子(zi)截面(mian)形(xing)(xing)狀分(fen)為(wei)(wei)對(dui)稱(cheng)(cheng)(cheng)(cheng)形(xing)(xing)球面(mian)滾子(zi)和(he)(he)非(fei)對(dui)稱(cheng)(cheng)(cheng)(cheng)形(xing)(xing)球面(mian)滾子(zi)兩種(zhong)不同結構，非(fei)對(dui)稱(cheng)(cheng)(cheng)(cheng)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)屬早期產品，主要是為(wei)(wei)主機維修服務(wu)，新(xin)設計主機時則很少選(xuan)用(yong)(yong)對(dui)稱(cheng)(cheng)(cheng)(cheng)形(xing)(xing)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)，內(nei)部結構經(jing)過全面(mian)改(gai)進設計及參數優化，與早期生產的(de)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)相比，能夠(gou)承(cheng)(cheng)(cheng)(cheng)(cheng)受(shou)更(geng)大的(de)軸(zhou)(zhou)向負荷(he)，這種(zhong)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)的(de)運行溫(wen)度(du)較低，故可(ke)適(shi)應較高(gao)轉速的(de)要求，根據(ju)內(nei)圈(quan)(quan)有(you)(you)無擋邊及所(suo)用(yong)(yong)保(bao)持架(jia)的(de)不同可(ke)分(fen)為(wei)(wei)C型與CA型兩種(zhong),C型軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)的(de)特點是內(nei)圈(quan)(quan)無擋邊和(he)(he)采用(yong)(yong)鋼板沖壓保(bao)持架(jia),CA型特瑞恩軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)的(de)特點則為(wei)(wei)內(nei)圈(quan)(quan)兩側(ce)均有(you)(you)擋邊和(he)(he)采用(yong)(yong)車(che)制實體保(bao)持架(jia)為(wei)(wei)了(le)(le)改(gai)善軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)的(de)潤滑, 可(ke)向用(yong)(yong)戶提供外圈(quan)(quan)帶(dai)有(you)(you)環狀油槽和(he)(he)三個油孔(kong)的(de)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng),以(yi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)后置(zhi)代號/W33 表(biao)示,根據(ju)用(yong)(yong)戶的(de)要求也可(ke)供應帶(dai)內(nei)圈(quan)(quan)油孔(kong)的(de)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng),為(wei)(wei)了(le)(le)便于客戶裝卸和(he)(he)更(geng)換(huan)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng), 還可(ke)提供內(nei)孔(kong)帶(dai)有(you)(you)錐(zhui)度(du)的(de)調心(xin)(xin)(xin)滾子(zi)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng),錐(zhui)孔(kong)錐(zhui)度(du)為(wei)(wei)1:12 以(yi)后置(zhi)代號為(wei)(wei)K 表(biao)示,為(wei)(wei)了(le)(le)適(shi)應特殊(shu)用(yong)(yong)戶的(de)要求也可(ke)提供內(nei)孔(kong)錐(zhui)度(du)為(wei)(wei)1:30 的(de)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng),其后置(zhi)代號為(wei)(wei)K30 內(nei)孔(kong)帶(dai)錐(zhui)度(du)的(de)軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)可(ke)用(yong)(yong)鎖緊(jin)螺(luo)母(mu)將軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)直(zhi)接(jie)裝在錐(zhui)形(xing)(xing)軸(zhou)(zhou)頸上,也可(ke)借助(zhu)緊(jin)定套(tao)或退卸套(tao)將軸(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)安裝在圓柱(zhu)形(xing)(xing)軸(zhou)(zhou)頸上。