Investigation of the effect of cutting tool edge radius on material separation due to ductile fracture in machining

International Journal of Mechanical Sciences

Volumn 51, Issue 7, 2009, Pages 541-546

  Karpat, Yiǧit ^a  

^a BILKENT UNIVERSITY   (Turkey)

Author keywords

Cutting tool edge radius; Ductile fracture; Micromachining

Indexed keywords

CUTTING TOOL EDGE RADIUS; MACHINING MODELS; MATERIAL SEPARATION; MICRO-CUTTING; SHEAR YIELD STRESS; SHEAR ZONE; SOLUTION METHODOLOGY; TOOL EDGE RADIUS; UNCUT CHIP THICKNESS; WORK MATERIAL;

COMPOSITE MICROMECHANICS; CUTTING TOOLS; FRACTURE TOUGHNESS; MATERIALS; METAL WORKING TOOLS; MICROMACHINING; SEPARATION; YIELD STRESS;

DUCTILE FRACTURE;

EID: 67650988883     PISSN: 00207403     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijmecsci.2009.05.005     Document Type: Article

References (26)

1. Shaw M.C. Metal cutting principles. 3rd ed (1954), MIT Press, Cambridge, MA
2. Atkins A.G. Modelling metal cutting using modern ductile fracture mechanics: quantitative explanations for some longstanding problems. Int J Mech Sci 45 (2003) 373-396
3. Merchant M.E. Mechanics of the metal cutting process. I. Orthogonal cutting and a Type 2 chip. J Appl Phys 16 5 (1945) 267-275
4. Astakhov V.P. Metal cutting mechanics (1999), CRC Press, Boca Raton, FL
5. Subbiah S., and Melkote S.N. Evaluation of Atkins' model of ductile machining including the material separation component. J Mater Process Tech 182 (2007) 398-404
6. Subbiah S., and Melkote S.N. Effect of finite edge radius on ductile fracture ahead of the cutting tool edge in micro cutting of AL2024-T3. Mater Sci Eng 474 (2008) 283-300
7. Rosa P.A.R., Martins P.A.F., and Atkins A.G. Revisiting the fundamentals of metal cutting by means of finite elements and ductile fracture mechanics. Int J Mach Tools Manuf 47 (2007) 607-617
8. Wyeth D.J. An investigation into the mechanics of cutting using data from orthogonally cutting Nylon 66. Int J Mach Tools Manuf 48 (2008) 896-904
9. Dornfeld D., Min S., and Takeuchi Y. Recent advances in mechanical micromachining. Ann CIRP 55 2 (2006) 745-768
10. Backer W.R., Marshall E.R., and Shaw M.C. The size effect in metal cutting. Trans ASME 74 (1952) 61-72
11. Larsen-Basse J, Oxley PLB. Effect of strain-rate sensitivity on scale phenomenon in chip formation. In: Proceedings of the 13th international machine tool design & research conference, University of Birmingham, 1973. p. 209-16.
12. Kopalinsky EM, Oxley PLB. Size effects in metal removal process. In: Institute of physics conference series no. 70, third conf mech prop high rates of strain, 1984. p. 389-96.
13. Joshi S.S., and Melkote S.N. An explanation for the size-effect in machining using strain gradient plasticity. Trans ASME J Manuf Sci Eng 126 4 (2004) 679-684
14. Johnson GR, Cook WH. A constitutive model and data for metals subjected to large strain, high strain rates and high temperatures. In: Proceedings of seventh international symposium on ballistics, 1983. p. 541-7.
15. Komanduri R., Chandrasekaran N., and Raff L.M. Effect of tool geometry in nanometric cutting: a molecular dynamics simulation approach. Wear 219 (1998) 84-97
16. Albrecht P. New developments in the theory of the metal-cutting process. Part I. The ploughing process in metal cutting. Trans ASME 348-358 (1960)
17. Hsu T.C. A study of the shear and normal stresses on a cutting tool. ASME J Eng Ind 88 (1966) 51-64
18. Abdelmoneim M., and Scrutton R.F. Tool edge roundness and stable build-up formation in finish machining. ASME J Eng Ind 96 4 (1974) 1258-1267
19. Manjunathaiah J., and Endres W.J. A new model and analysis of orthogonal machining with an edge-radiused tool. ASME J Manuf Sci Eng 122 (2000) 384-390
20. Connolly R., and Rubenstein C. The mechanics of continuous chip formation in orthogonal cutting. Int J Mach Tool Des Res 8 (1968) 159-187
21. Waldorf D.J., DeVor R.E., and Kapoor S.G. A slip-line field for ploughing during orthogonal cutting. ASME J Manuf Sci Eng 120 (1998) 693-699
22. Karpat Y., and Özel T. Mechanics of high speed cutting with curvilinear edge tools. Int J Mach Tools Manuf 48 (2008) 195-208
23. Woon K.S., Rahman M., Neo K.S., and Liu K. The effect of tool edge radius on the contact phenomenon of tool-based micromachining. Int J Mach Tools Manuf 48 (2008) 1395-1407
24. Arsecularatne J.A. On tool-chip interface stress distributions ploughing force and size effect in machining. Int J Mach Tools Manuf 37 7 (1997) 885-899
25. Atkins A.G., and Liu J.H. Toughness and the transition between cutting and rubbing in abrasive contacts. Wear 262 (2007) 146-159
26. Venkatachalam S. Predictive modeling for ductile machining of brittle materials. Ph.D disseratation, Georgia Institute of Technology, 2007.