Research Article
An Improved Algorithm for Calculating Friction Force and Torque in Involute Helical Gears
Table 1
Specifications of helical gear pair for sample I.
| | Item | Pinion | Gear |
| | Addendum circle diameter (mm) | 57.2262 | 77.5462 | | Pitch circle diameter (mm) | 53.34 | 73.66 | | Number of teeth | 21 | 29 | | Rotational speed (Hz) | 30 | 21.72 | | Base width (mm) | 14.986 | | Helix angle (°) | 40° | | Pressure angle (°) | 14.5° | | Transverse contact ratio | 1.4146 | | Axial contact ratio | 1.5758 | | Total contact ratio | 2.9905 | | Applied torque (N·m) | 29.1 |
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