Abstract
During the turning process, if the feed rate too high, or the feed rate too large, chattering will be occurred. The variable stiffness tip can change the system stiffness during the machine work, so as to increase the limit depth, but the stability of time-varying systems is difficult to predict. This article will be explained in as follows: Firstly, in this paper, the turning stiffness is studied, and the turning dynamics model is established. Secondly, it predicts the limit depth of cut by changing the time domain model parameters, and using the variable stiffness method to optimize the ultimate depth of cut. Finally, verify the correctness of the limit depth of cut through experiments.
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More From: IOP Conference Series: Materials Science and Engineering
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