Machining error analysis based on the stiffness of workpiece-fixture system

Fa Ping Zhang*, Hou Fang Sun, Guang Ming Yuan, Guang Ming Chen

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

摘要

Workpiece-fixture stiffness and machining errors are studied. Based on the quasi static force analysis of workpiece, a new method to compute the stiffness of workpiece-fixture system is presented. The classic Hertz contact theory and finite element method (FEM) are made use of, yet the contact analysis in FEM and multi-nonlinear calculations are avoided. A model to predict workpiece machining errors based on the deformation of workpiece-fixture system is provided. In this way much of the time of calculation can be cut down.

源语言英语
页(从-至)1041-1044+1057
期刊Beijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
24
12
出版状态已出版 - 12月 2004

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