An explanation for the size-effect in machining using strain gradient plasticity

Journal of Manufacturing Science and Engineering

Volumn 126, Issue 4, 2004, Pages 679-684

  Joshi, Suhas S ^a,b   Melkote, Shreyes N ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

^b INDIAN INSTITUTE OF TECHNOLOGY BOMBAY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

DEFORMATION; GEOMETRY; INDENTATION; MATHEMATICAL MODELS; PLASTICITY; SHEAR STRENGTH; STRAIN;

PRIMARY DEFORMATION ZONE (PDZ); SHEAR ENERGY; SHEAR PLANE; STRAIN GRADIENT;

MACHINING;

EID: 14744286349     PISSN: 10871357     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.1688375     Document Type: Article

References (23)

1. Ashby, M. F., 1970, "The Deformation of Plastically Non-Homogeneous Materials," Philos. Mag., 21, pp. 399-424.
2. Fleck, N. A., Muller, G. M., Ashby, M. F., and Hutchinson, J. W., 1994, "Strain Gradient Plasticity Theory and Experiment," Acta Metall. Mater., 42(2), pp. 475-487.
3. Ma, Q., and Clarke, D. R., 1995, "Size Dependent Hardness of Silver Single Crystals," J. Mater. Res., 10(4), pp. 853-863.
4. Gao, H., Huang, Y., Nix, W. D., and Hutchinson, J. W., 1999, "Mechanism Based Strain Gradient Plasticity - I Theory," J. Mech. Phys. Solids, 47, pp. 1239-1263.
5. Duan, D. M., Wu, N. Q., Slaughter, W. S., and Mao, S. X., 2001, "Length Scale Effect in Mechanical Behavior due to Strain Gradient Plasticity," Mater. Sci. Eng., A, 303, pp. 241-249.
6. 4 in Cutting and Other Processes Involving Plastic Flow," Int. J. Mach. Tool Des. Res., 1, pp. 187-197.
7. Walker, T. J., and Shaw, M. C., (1969), "On Deformation at Large Strains," Proc. Of 10th IMTDR Conference, pp. 241-252.
8. Shaw, M. C., 1980, "A New Mechanism of Plastic Flow," Int. J. Mech. Sci., 22(11), pp. 673-686.
9. Shaw, M. C., 1983, Metal Cutting Principles, Oxford University Press, pp. 194-195.
10. Vyas, A. and Shaw, M. C., 1999, "Mechanics of Saw-Tooth Chip Formation in Metal Cutting," ASME J. Manuf. Sci. Eng., 121(2), pp. 163-172.
11. Backer, W. R., Marshall, E. R., and Shaw, M. C., 1952, "The Size Effect in Metal Cutting," Trans. ASME, 74, p. 62.
12. Nakayama, K., and Tamura, K., 1968, "Size Effect in Metal Cutting Force," ASME J. Eng. Ind. 90(1), pp. 119-126.
13. Boothroyd, G., and Knight, W. A., 1989, Fundamentals of Metal Machining and Machine Tools, Marcel Dekker, Inc. NY.
14. Larson-Basse, J., and Oxley, P. L. B., 1973, "Effect of Strain Rate Sensitivity on Scale Phenomenon in Chip Formation," Proc. Of 13th Int. Mach. Tool Des. Res. Conference, pp. 209-216.
15. Dinesh, D., Swaminathan, S., Chandrasekar, S., and Farris, T. N., 2001, "An Intrinsic Size Effect in Machining due to the Strain Gradient," Proc. of ASME IMECE, Nov 11-16, NY, USA, CD-ROM Proc., pp. 1-8.
16. Van Luttervelt, C. A., Delft, T. U., Childs, T. H. C., Jawahir, I. S., Klocke, F., and Venuvinod, P. K., 1998, "Present Situation and Future Trends in Modeling of Machining Operations," CIRP Ann., 47(2), pp. 587-626.
17. Oxley, P. L. B., and Welsh, M. J. M., 1963, "Calculating Shear Angle in Orthogonal Metal Cutting From Fundamental Stress, Strain and Strain-Rate Properties of the Work Material," Proc. of 4th Int. Mach. Tool Des. Res. Conf., pp. 73-86.
18. Stevenson, M. O., and Oxley, P. L. B., 1969-70, "An Experimental Investigation of the Influence of Speed and Scale on the Strain-Rate in Zone of Intense Plastic Deformation," Proc. Inst. Mech. Eng., 184, pp. 561-576.
19. Arsenlis, A., and Parks, D. M., 1999, "Crystallographic Aspects of Geometrically-Necessary and Statistically-Stored Dislocation Density," Acta Mater., 47(5), pp. 1597-1611.
20. Merchant, M. E., 1945, "Mechanics of the Metal Cutting Process," J. Appl. Phys., 16(5), p. 267, and No. 6, p. 318.
21. Properties and Selection: Non-Ferrous Alloys and Special Purpose Materials, ASM Metals Handbook, 1990, Vol. II, pp. 304-305.
22. Fleck, N. A., and Hutchinson, J. W., 1997, "Strain Gradient Plasticity," Advances in Applied Mechanics, Hutchinson, J. W. and Wu, T. Y., eds., Vol. 33, Academic Press, New York, p. 295.
23. Dieter, G. E., 1976, Mechanical Metallurgy, McGraw Hill Inc.