Research Article

Dynamic Parameter Analysis of Spindle Bearing Using 3-Dimension Quasi-Dynamic Model

Table 3

Three different conditions.

operating conditionconstant operating conditionconstant operating condition

=1000:500:3000 N=400Nni=120000r/min
=1000:100:1500N=1000Nni=100000r/min
ni=100000:10000:140000r/min=2500N=400N