Research Article
Dynamic Parameter Analysis of Spindle Bearing Using 3-Dimension Quasi-Dynamic Model
Table 1
Geometry parameters of ball bearing.
| Bearing parameters | value |
| Pitch diameter(mm) | 31 | Ball diameter(mm) | 8 | The number of balls | 6 | Initial contact angle(°) | 24 | Inner rolling groove curvature | 0.56 | outer rolling groove curvature | 0.52 | Bearing bore diameter(mm) | 20 | Bearing outside diameter (mm) | 42 | Cage outside diameter(mm) | 35 | Cage core diameter (mm) | 30 | Cage width(mm) | 14 | Elasticity modulus (MPa) | 2e5 |
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