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)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)按滾(gun)子(zi)截面(mian)形(xing)(xing)狀分為(wei)(wei)(wei)(wei)對稱(cheng)形(xing)(xing)球(qiu)面(mian)滾(gun)子(zi)和(he)非(fei)對稱(cheng)形(xing)(xing)球(qiu)面(mian)滾(gun)子(zi)兩種不(bu)同結(jie)構，非(fei)對稱(cheng)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)屬早(zao)期(qi)產(chan)品，主(zhu)要是(shi)為(wei)(wei)(wei)(wei)主(zhu)機維(wei)修服務(wu)，新(xin)設計主(zhu)機時則(ze)(ze)很少選用(yong)(yong)對稱(cheng)形(xing)(xing)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)，內(nei)(nei)(nei)(nei)部結(jie)構經過全面(mian)改(gai)(gai)進設計及(ji)參(can)數優(you)化，與(yu)早(zao)期(qi)生產(chan)的(de)(de)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)相比，能夠承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)受更大(da)的(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)向(xiang)負(fu)荷(he)，這種軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)運(yun)行溫度(du)較低，故可適應(ying)(ying)較高轉速的(de)(de)要求(qiu)，根(gen)據內(nei)(nei)(nei)(nei)圈(quan)(quan)有(you)無擋邊(bian)及(ji)所用(yong)(yong)保持架(jia)的(de)(de)不(bu)同可分為(wei)(wei)(wei)(wei)C型(xing)與(yu)CA型(xing)兩種,C型(xing)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)特點(dian)是(shi)內(nei)(nei)(nei)(nei)圈(quan)(quan)無擋邊(bian)和(he)采用(yong)(yong)鋼(gang)板沖(chong)壓保持架(jia),CA型(xing)特瑞恩軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)特點(dian)則(ze)(ze)為(wei)(wei)(wei)(wei)內(nei)(nei)(nei)(nei)圈(quan)(quan)兩側(ce)均有(you)擋邊(bian)和(he)采用(yong)(yong)車制(zhi)實體保持架(jia)為(wei)(wei)(wei)(wei)了改(gai)(gai)善軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)的(de)(de)潤滑, 可向(xiang)用(yong)(yong)戶(hu)(hu)(hu)提(ti)供(gong)(gong)外圈(quan)(quan)帶有(you)環狀油(you)槽和(he)三個油(you)孔(kong)的(de)(de)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),以軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)后(hou)置(zhi)代號/W33 表示,根(gen)據用(yong)(yong)戶(hu)(hu)(hu)的(de)(de)要求(qiu)也可供(gong)(gong)應(ying)(ying)帶內(nei)(nei)(nei)(nei)圈(quan)(quan)油(you)孔(kong)的(de)(de)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),為(wei)(wei)(wei)(wei)了便于客戶(hu)(hu)(hu)裝(zhuang)(zhuang)卸和(he)更換軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng), 還可提(ti)供(gong)(gong)內(nei)(nei)(nei)(nei)孔(kong)帶有(you)錐(zhui)度(du)的(de)(de)調心(xin)(xin)滾(gun)子(zi)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),錐(zhui)孔(kong)錐(zhui)度(du)為(wei)(wei)(wei)(wei)1:12 以后(hou)置(zhi)代號為(wei)(wei)(wei)(wei)K 表示,為(wei)(wei)(wei)(wei)了適應(ying)(ying)特殊用(yong)(yong)戶(hu)(hu)(hu)的(de)(de)要求(qiu)也可提(ti)供(gong)(gong)內(nei)(nei)(nei)(nei)孔(kong)錐(zhui)度(du)為(wei)(wei)(wei)(wei)1:30 的(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng),其(qi)后(hou)置(zhi)代號為(wei)(wei)(wei)(wei)K30 內(nei)(nei)(nei)(nei)孔(kong)帶錐(zhui)度(du)的(de)(de)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)可用(yong)(yong)鎖緊螺母(mu)將軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)直接裝(zhuang)(zhuang)在錐(zhui)形(xing)(xing)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸上,也可借助緊定套(tao)或(huo)退卸套(tao)將軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)承(cheng)(cheng)(cheng)(cheng)(cheng)(cheng)安裝(zhuang)(zhuang)在圓柱形(xing)(xing)軸(zhou)(zhou)(zhou)(zhou)(zhou)(zhou)頸上。