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TECHNICAL PAPERS

Modeling Forces Including Elastic Recovery for Internal Thread Forming

[+] Author and Article Information
Sameer Chowdhary, Richard E. DeVor, Shiv G. Kapoor

Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champaign, Urbana, IL 61801

J. Manuf. Sci. Eng 125(4), 681-688 (Nov 11, 2003) (8 pages) doi:10.1115/1.1619178 History: Received November 01, 2002; Revised June 01, 2003; Online November 11, 2003
Copyright © 2003 by ASME
Topics: Force , Torque , Thread , Thrust , Modeling
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References

Henderer,  W. E., and von Turkovich,  B. F., 1974, “Theory of the Cold Forming Tap,” CIRP Ann., 23(1), pp. 51–52.
Henderer, W. E., and von Turkovich, B. F., 1975, “Theory and Experiments in Tapping,” Proceedings of the Third North American Metalworking Research Conference, M. C. Shaw, ed., Carnegie Press, Pittsburgh, pp. 589–602.
Ivanov,  V., and Kirov,  V., 1997, “Rolling of Internal Threads: Part 1,” J. Mater. Process. Technol., 72(2), pp. 214–220.
Ivanov,  V., 1997, “Rolling of Internal Threads: Part 2,” J. Mater. Process. Technol., 72(2), pp. 221–225.
Chowdhary,  S., Ozdoganlar,  O. B., Kapoor,  S. G., and DeVor,  R. E., 2002, “Modeling and Analysis of Internal Thread Forming,” Transactions of NAMRI/SME,XXX, pp. 329–336.
Bucaille,  J. L., Felder,  E., and Hochstetter,  G., 2001, “Mechanical Analysis of the Scratch Test on Elastic and Perfectly Plastic Materials With the Three-Dimensional Finite Element Modeling,” Wear, 249(6), pp. 422–432.
Childs,  T. H. C., 1970, “The Sliding of Rigid Cones Over Metals in High Adhesion Conditions,” Int. J. Mech. Sci., 12(5), pp. 393–403.
Love, A. E. H., 1944, A Treatise on the Mathematical Theory of Elasticity, Dover Publications, New York, Chap. 7.
Timoshenko, S., and Goodier, J. N., 1951, Theory of Elasticity, McGraw Hill, New York.
Dogra,  A. S., Kapoor,  S. G., and DeVor,  R. E., 2002, “Analysis of Feed Errors in Tapping by Contact Stress Model,” ASME J. Manuf. Sci. Eng., 124(2), pp. 248–257.
Jardret,  V., Zahouani,  H., Loubet,  J. L., and Mathia,  T. G., 1998, “Understanding and Quantification of Elastic and Plastic Deformation During a Scratch Test,” Wear, 218(1), pp. 8–14.

Figures

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Experimental forces during a typical form tapping experiment
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Split workpieces used for elastic recovery experiments
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Thread profiles on the entry taper
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Thread profiles on the back taper
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Isometric view of a typical form tap tooth
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(a) Top view of first tooth on entry taper; (b) Front view of first two teeth on entry taper; (c) Side view of first tooth on entry taper
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Front and side views of ith tooth
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Transformation from tooth to tap co-ordinates
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Experimental and predicted forces for M8 Plug tap from Manufacturer A with Al6061 workpiece
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Experimental and predicted forces for M8 Plug tap from Manufacturer A with brass workpiece

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