Optimization of 5-axis high-speed machining using a surface based approach

被引:55
作者
Lavernhe, Sylvain [1 ]
Tournier, Christophe [1 ]
Lartigue, Claire [1 ,2 ]
机构
[1] Univ Paris 11, ENS, Lab Univ Rech Prod Automatisee, F-94235 Cachan, France
[2] Univ Paris 11, IUT Cachan, F-94230 Cachan, France
关键词
Multi-axis machining; Inverse time; Tool path optimization; Kinematical performance; Surface model;
D O I
10.1016/j.cad.2008.08.006
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
This paper deals with optimization of 5-axis trajectories in the context of high-speed machining. The objective is to generate tool paths suited to high speed follow-up during machining in order to respect cutting conditions, while ensuring the geometrical conformity of the machined part. For this purpose, the optimization of the tool axis orientations is performed using a surface model for the tool path, which allows integrating kinematical limits of the machine tool as well as classical geometrical constraints. The illustration of the optimization through an example highlights the gain in machining time. thereby demonstrating the feasibility of such an approach. (c) 2008 Elsevier Ltd. All rights reserved.
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页码:1015 / 1023
页数:9
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