Research Article
Nonlinear Optimization Method for Transmission Error of Hypoid Gear Machined by the Duplex Helical Method
Table 4
Initial head-cutter and machine tool parameters of the hypoid gear pair.
| | Gear | Pinion | Blade angle ap (°) | Concave | Convex | Concave | Convex | 20 | 25 | 20 | 25 |
| Point radius rc1 (mm) | 115.824 | 112.776 | 114.966 | 112.206 | Tilt angle i (°) | 0 | 15.572 | Swivel angle j (°) | 0 | −35.332 | Radial distance sr1 (mm) | 116.573 | 117.385 | Center roll position q1 (°) | 60.465 | 65.626 | Work offset e1 (mm) | 0 | 28.568 | Machine center to back (mm) | 3.1416 | −0.147 | Sliding base xb1 (mm) | 0 | 16.637 | Ratio of roll mb1 | 0 | 5.326 | Machine root angle γm1 (°) | 72.2366 | −3.631 | Velocity coefficient of helical motion hl (mm/rad) | 0 | 0.766 |
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