Application of Finite Element Method to Analyze the Influences of Process Parameters on the Cut Surface in Fine Blanking Processes by Using Clearance-Dependent Critical Fracture Criteria
Abstract
:1. Introduction
2. Ductile Fracture Criteria and Determination of Critical Fracture Criteria, (C)
2.1. Ductile Fracture Criteria
2.2. Determination of Critical Fracture Criteria, (C)
3. Finite-Element Analysis of Fine Blanking Processes
4. Results and Discussion
4.1. Effect of Initial Compression on the Sheared Surface Length
4.2. Effect of Punch Corner Radius on the Cut Surface
4.3. Effect of V-Ring Indenter on the Cut Surface
4.4. Effect of Stress Triaxiality
4.5. Selection of Optimized Parameters for Fine Blanking Process
4.6. Verification of the Optimized Parameters
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Flow Stress (MPa) | 154 | 182 | 201.7 | 218 | 232.0 | 244.6 | 255.3 | 264.7 | 273.1 | 280.7 | 287.6 | 294 | 296.6 |
Plastic Strain | 0 | 0.01 | 0.02 | 0.03 | 0.04 | 0.05 | 0.06 | 0.07 | 0.08 | 0.09 | 0.1 | 0.11 | 0.114 |
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Wai Myint, P.; Hagihara, S.; Tanaka, T.; Taketomi, S.; Tadano, Y. Application of Finite Element Method to Analyze the Influences of Process Parameters on the Cut Surface in Fine Blanking Processes by Using Clearance-Dependent Critical Fracture Criteria. J. Manuf. Mater. Process. 2018, 2, 26. https://doi.org/10.3390/jmmp2020026
Wai Myint P, Hagihara S, Tanaka T, Taketomi S, Tadano Y. Application of Finite Element Method to Analyze the Influences of Process Parameters on the Cut Surface in Fine Blanking Processes by Using Clearance-Dependent Critical Fracture Criteria. Journal of Manufacturing and Materials Processing. 2018; 2(2):26. https://doi.org/10.3390/jmmp2020026
Chicago/Turabian StyleWai Myint, Phyo, Seiya Hagihara, Toru Tanaka, Shinya Taketomi, and Yuichi Tadano. 2018. "Application of Finite Element Method to Analyze the Influences of Process Parameters on the Cut Surface in Fine Blanking Processes by Using Clearance-Dependent Critical Fracture Criteria" Journal of Manufacturing and Materials Processing 2, no. 2: 26. https://doi.org/10.3390/jmmp2020026