Research Article
Analyzing Vibration Mechanism of Angular Contact Ball Bearing with Compound Faults on Inner and Outer Rings
Table 1
Parameters of bearing and operating conditions.
| Parameters | Value |
| Diameter of inner ring/mm | 25 | Diameter of bottom of groove of inner ring/mm | 30.425 | Density of inner ring material/g/cm3 | 7.83 | Diameter of outer ring/mm | 47 | Diameter of bottom of groove of outer ring/mm | 41.562 | Density of outer ring material/g/cm3 | 7.83 | Diameter of balls/mm | 5.556 | Number of balls | 16 | Width of bearing/mm | 12 | Contact angle/° | 15 | Inner diameter of cage/mm | 36 | Outer diameter of cage/mm | 39.27 | Diameter of cage pocket/mm | 5.89 | Density of cage material/g/cm3 | 1.3 | Dynamic viscosity of grease/mm2/sec | 5.1 | Radial load/N | 300 | Axial load/N | 100 | Initial rotational speed of inner ring/r/min | 1000 | Stable rotational speed of inner ring/r/min (linear increase to stable speed within 0.1s) | 10000 | Initial step size | 0.0001s | Simulation duration | 0.5s | Diameter of damaged area in inner ring/mm | 0.2 | Depth of damaged area in inner ring/mm | 0.1 | Diameter of damaged area in outer ring/mm | 0.2 | Depth of damaged area in outer ring/mm | 0.1 |
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