NSK滚动轴承综合样本2.pdf

SELF-ALIGNING BALL BEARINGS
Bore Diameter 35~70 mm
B B
r
r ra
r
r
a Dynamic Equivalent Load
j
D j j P =XFr +YFa
d D jd j j
Da da
Fa/Fr≤e Fa/Fr>e
XYXY
1 Y3 Y2
Static Equivalent Load