Table 3 Gear parameters, pitch deviations and trimming amounts.
From: Dynamic characterization and vibration response optimization of EMT system for tracked vehicles
|  |  | Modulus(mm) | Number of gear | Individual tooth pitch deviation(µm) | External gearing(µm) | Internal gearing(µm) |
|---|---|---|---|---|---|---|
Reduction gearset | Sun gear | 3 | 37 | ± 9.0 | La=915.6,Ca=19.5 | – |
Planetary gear | 3 | 22 | ± 9.0 | La=778.3,Ca=19.9 | La=1025,Ca=22.0 | |
Gear ring | 3 | 79 | ± 11.0 | – | La=591.6,Ca=19.7 | |
Coupling gearset | Sun gear | 4 | 30 | ±10.0 | La=1018,Ca=20.4 | – |
Planetary gear | 4 | 19 | ±9.0 | La =776.3,Ca=21.2 | La =958.9,Ca=22.2 | |
Gear ring | 4 | 66 | ±11.0 | – | La =521.6,Ca=19.7 | |
Gearshift gearset | Sun gear | 4 | 23 | ±10.0 | La=1209,Ca=20.0 | – |
Planetary gear | 4 | 18 | ±9.0 | La =750.9,Ca=21.4 | La =898.9,Ca=22.3 | |
Gear ring | 4 | 57 | ±11.0 | - | La =477.7,Ca=19.8 |
