Parametric Analysis of Macro-Geometrical Deviations in Dry Turning of UNS A97075 (Al-Zn) Alloy
Abstract
:1. Introduction
2. Materials and Methods
- R: Radius of the profile
- xi: x coordinate of profile point
- yi: y coordinate of profile point
- a: x coordinate of the center of the least square circumference
- b: y coordinate of the center of the least square circumference
3. Results and Discussion
3.1. Parallelism and Straightness
3.2. Circular Run-out, Roundness and Concentricity
3.3. Total Circular Run-out and Cylindricity
3.4. Geometrical Tolerance in Rotating Bar Bending Specimens
3.5. Parametric Models for Macro-Geometrical Deviations
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Zn | Mg | Cu | Cr | Si | Mn | Al |
---|---|---|---|---|---|---|
6.01 | 2.61 | 1.88 | 0.19 | 0.08 | 0.07 | Rest |
vc (m/min) | f (mm/r) | ap (mm) |
---|---|---|
40 60 80 | 0.05 | 1.0 |
0.10 | ||
0.15 | ||
0.20 |
Cutting Angles | Value |
---|---|
Relief angle (α) | 7° |
Cutting edge angle (β) | 66° |
Rake angle (γ) | 17° |
Major cutting edge angle (κr) | 62.5° |
Insert included angle (ε) | 55° |
GD | C | x | y |
---|---|---|---|
STR | 0.120 | 1.574 | 1.123 |
CRO | 119.720 | 0.028 | 0.584 |
RON | 5.297 | 0.736 | 0.832 |
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Martín Béjar, S.; Trujillo Vilches, F.J.; Bermudo Gamboa, C.; Sevilla Hurtado, L. Parametric Analysis of Macro-Geometrical Deviations in Dry Turning of UNS A97075 (Al-Zn) Alloy. Metals 2019, 9, 1141. https://doi.org/10.3390/met9111141
Martín Béjar S, Trujillo Vilches FJ, Bermudo Gamboa C, Sevilla Hurtado L. Parametric Analysis of Macro-Geometrical Deviations in Dry Turning of UNS A97075 (Al-Zn) Alloy. Metals. 2019; 9(11):1141. https://doi.org/10.3390/met9111141
Chicago/Turabian StyleMartín Béjar, Sergio, Francisco Javier Trujillo Vilches, Carolina Bermudo Gamboa, and Lorenzo Sevilla Hurtado. 2019. "Parametric Analysis of Macro-Geometrical Deviations in Dry Turning of UNS A97075 (Al-Zn) Alloy" Metals 9, no. 11: 1141. https://doi.org/10.3390/met9111141