Computation of Optimal Workpiece Orientation for Multi-axis NC Machining of Sculptured Part Surfaces

[+] Author and Article Information
Stephen P. Radzevich

New Venture Gear, Inc., 6600 New Venture Gear Drive, East Syracuse, NY 13057-1209e-mail: radzevich@NVG.com

Erik D. Goodman

A. H. Case Center for Computer-Aided Engineering and Manufacturing, Michigan State University, 2857 W. Jolly Road, Okemos, MI 48864e-mail: goodman@egr.msu.edu

J. Mech. Des 124(2), 201-212 (May 16, 2002) (12 pages) doi:10.1115/1.1468634 History: Received August 01, 1996; Revised January 01, 2000; Online May 16, 2002
Copyright © 2002 by ASME
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Grahic Jump Location
Creating of the expanded antipodal GMap(T) of the machining surface of the tool T
Grahic Jump Location
Arbitrary orientation of sculptured part surface P
Grahic Jump Location
GMap of a point on part surface P
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Optimal orientation of the workpiece on the worktable of a multi-axis NC machine
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Example of a part surface P to be machined at one setup 4
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Examples of the GMapAE(T) of cutting tools of different design
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Multilayer GMap(P) of part surface P
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Three-axis NC machining of sculptured part surface P with multilayer (two-layer) GMapM(P)
Grahic Jump Location
Indicatrix of machinability MIndx(P) of part surface P
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Conditions of machining of a cylindrical local portion of part surface P with various parameters of its shape
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Example of a part surface to be machined  
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A grid of nearly rectangular patches on the part surface to be machined
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The optimal orientation of the part surface to be machined on the worktable of 3-axis milling machine




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