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CHANGING TRENDS OF TOOL WEAR AND TOOL LIFE-A COMPREHENSIVE JUDGMENT OF TOOL CUTTING PERFORANCES
Author(s): 
Pages: 91-98
Year: Issue:  4
Journal: Transactions of Beijing Institute of Technology

Keyword:  tool weartool lifescatteringcutting performancechanging trends.;
Abstract: The authors proposed a new comprehensive evaluating index the time-dependent stability of tool wear in cutting tool performance judgments . Two examples are given based on two groups of short-time cutting tests.The Conditional mean-value and variances of tool-life or tool-wear are accordingly es timated , which enabled the overall comparison of cuttiug performances of two cemented carbide grades. Discussion and modification are also made on the understanding of the "first period of tool wear process".
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