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TECHNICAL PAPERS

A New Principle of CNC Tool Path Planning for Three-Axis Sculptured Part Machining—A Steepest-Ascending Tool Path

[+] Author and Article Information
Zezhong C. Chen

Department of Mechanical and Industrial Engineering, Concordia University, Montreal, Quebec, Canada, H3G 1M8

Geoffrey W. Vickers, Zuomin Dong

Department of Mechanical Engineering, University of Victoria, Victoria, BC, Canada V8W 3P6

J. Manuf. Sci. Eng 126(3), 515-523 (Sep 07, 2004) (9 pages) doi:10.1115/1.1765147 History: Received January 01, 2004; Online September 07, 2004
Copyright © 2004 by ASME
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References

Figures

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Horizontal cylinder and tool feed directions
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ECE lengths of three cutters in five tool feed directions
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Relationship between ECE length and tool feed direction at CC point (80°,50)
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Relationship between ECE length and tool feed direction at CC point (70°,50)
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Relationship between ECE length and tool feed direction at CC point (60°,50)
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Relationship between the ECE length and CC points
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(a) Sculptured part; (b) steepest-ascending tool paths of the sculptured part
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(a) Machined part with steepest-ascending tool paths; (b) machined part with tool paths generated with CATIA system
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SDIC tool paths of a sculptured surface
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SDIC tool paths of the hemi-cylindrical part
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SDIC tool paths with a frame of one steepest-ascending tool path
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SDIC tool paths with a frame of 33 steepest-ascending tool paths
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Three types of tool paths for the hemi-cylindrical part
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SDIC tool paths and machined component with surface tolerance 0.01 mm
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Steepest tangent direction of a surface at a cutter contact point
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Steepest-ascending tool paths for a sculptured surface
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A generic machining model of torus end-mill
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Effective cutting edge and its length

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