Research Article
An Improved Mathematical Model of Cutting Temperature in End Milling Al7050 Based on the Influence of Tool Geometry Parameters and Milling Parameters
Table 1
Fitting accuracy of each method.
| ā | Fitting accuracy | Polynomial | Exponential | Linear | Logarithm |
| Tool diameter | 0.9975 | 0.9405 | 0.969 | 0.9879 | Blunt radius | 0.938 | 0.9376 | 0.934 | 0.855 | Helix angle | 0.9821 | 0.9347 | 0.934 | 0.8404 | Rake angle | 0.9545 | 0.9446 | 0.951 | 0.8946 |
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