Research Article
Nonlinear Frequency Response Analysis of Double-helical Gear Pair Based on the Incremental Harmonic Balance Method
Table 1
Basic parameters of the double-helical gear pair.
| Parameter | Pinion | Gear |
| Number of teeth | 25 | 75 | Helix angle (°) | 24.43 | Normal pressure angle (°) | 20 | Normal module (mm) | 6 | Tooth width (mm) | 55 × 2 | Moment of inertia (kg·m2) | 0.012 | 0.7279 | Mass (kg) | 7.11 | 64.75 | Input torque (Nm) | 1400 | | Meshing stiffness (N/m) | 1.8456 × 109 | Length of intermediate shaft section (mm) | 58 | Outer diameter of intermediate shaft section (mm) | 92 | 260 | Inner diameter of intermediate shaft section (mm) | 55 | 70 |
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