Open Access
Table 1
The designed gear pair's parameters.
| Parameter | Gears I | Gears II | Gears III | Gears IV | Gears V |
|---|---|---|---|---|---|
| Module (mm) | 10 | ||||
| Pressure angle (°) | 20 | ||||
| Spiral angle (°) | 0 | ||||
| Shaft angle (°) | 70 | 75 | 80 | 85 | 90 |
| Number of teeth I (z 1) | 20 | ||||
| Number of teeth II (z 2) | 30 | ||||
| Fillet radiuses (mm) | 2.8 | ||||
| Face width (mm) | 100 | ||||
| Working depth (mm) | 20 | ||||
| Whole depth (mm) | 21.9 | ||||
| Pitch diameter I (mm, d 01) | 200 | ||||
| Pitch diameter II (mm, d 02) | 300 | ||||
| Pitch angle I (°, δ 01) | 27 | 28.8 | 30.5 | 32.1 | 33.7 |
| Pitch angle II (°, δ 02) | 43 | 46.2 | 49.5 | 52.9 | 56.3 |
| Circular pitch (mm) | 31.4 | ||||
| Addendum (mm) I. f01 | 12.6 | ||||
| Dedendum (mm) I. l01 | 9.3 | ||||
| Addendum (mm) II. f02 | 7.4 | ||||
| Dedendum (mm) II. l02 | 14.4 | ||||
| Clearance (mm) | 1.9 | ||||
| Root angle (°) I. δl1 | 24.6 | 26.2 | 27.8 | 29.3 | 30.7 |
| Root angle (°) II. δl2 | 39.2 | 42.2 | 45.3 | 48.5 | 51.7 |
| Outside diameter (mm) I. df1 | 222.4 | 222 | 221.6 | 221.3 | 220.9 |
| Outside diameter (mm) II. df2 | 310.9 | 310.3 | 309.7 | 309 | 308.3 |
| Tooth thickness (mm) I. | 17.2 | ||||
| Tooth thickness (mm) II. | 14.2 | ||||
| Addendum modification I (mm) | 2.6 | ||||
| Addendum modification II (mm) | −2.6 | ||||
| Addendum modification coefficient I | 0.26 | ||||
| Addendum modification doefficient II | −0.26 | ||||
| Transmission ratio | 0.666 | ||||
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