Mechanistic Model for Spade Drills for Wood Drilling Operations, Part 1: Model Development

[+] Author and Article Information
Hanxin Zhao, Kornel F. Ehmann

Department of Mechanical Engineering, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208-3111

J. Manuf. Sci. Eng 125(2), 226-235 (Apr 15, 2003) (10 pages) doi:10.1115/1.1559156 History: Received October 01, 2001; Revised October 01, 2002; Online April 15, 2003
Copyright © 2003 by ASME
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Generalized helical spade bit geometry
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Elemental model for the cutting edges of the spade drill bit
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Oblique elemental cutting forces (Frames dFthdFlatdFcut and dFndFfdFw)
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The relation between frames dFthdFlatdFcut and dFxdFydFz
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Experiment with pilot hole
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Block diagram of the experimental setup



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