Research Article
The Influence of Tool Path Strategies on Cutting Force and Surface Texture during Ball End Milling of Low Curvature Convex Surfaces
Table 5
Standard orthogonal arrays with experiment measurements for total machining force.
| Sequenced experiment number | Cutting parameters level | ā | Total machining force () (N) | ā | (m/min) | (mm/tooth) | (mm) | Raster | 3D-offset | Spiral | Radial |
| 1 | 60 | 0.06 | 0.3 | 211.77 | 390.41 | 405.50 | 207.42 | 2 | 60 | 0.12 | 0.7 | 402.47 | 547.74 | 562.70 | 287.28 | 3 | 60 | 0.18 | 1.1 | 551.6 | 723.18 | 1184.40 | 620.45 | 4 | 120 | 0.06 | 0.7 | 265.26 | 326.38 | 416.00 | 228.96 | 5 | 120 | 0.12 | 1.1 | 400.52 | 401.48 | 825.50 | 355.52 | 6 | 120 | 0.18 | 0.3 | 333.63 | 365.92 | 656.00 | 224.00 | 7 | 180 | 0.06 | 1.1 | 554.14 | 616.46 | 952.60 | 315.05 | 8 | 180 | 0.12 | 0.3 | 348.93 | 517.86 | 1275.50 | 302.19 | 9 | 180 | 0.18 | 0.7 | 736.59 | 741.59 | 1408.10 | 612.00 |
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