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PCBN刀具干湿切削淬硬钢表面完整性研究

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Indexed by:期刊论文

Date of Publication:2005-12-30

Journal:金刚石与磨料磨具工程

Included Journals:PKU、ISTIC、Scopus

Issue:6

Page Number:50-53

ISSN No.:1006-852X

Key Words:PCBN刀具;表面粗糙度;白层;黑层;相变

Abstract:本文以采用PCBN刀具切削淬硬轴承钢GCr15为试验,对干、湿切削两种润滑条件下,工件表面粗糙度及表面白层(一种在加工表面形成的晶相组织发生变化的结构)进行了对比研究.实验结果表明:干、湿切削都可获得较好的表面粗糙度,湿切削表面粗糙度Ra稍低;湿切削没有发现明显的白层产生,干切削白层生成较早,且白层与黑层的厚度随着刀具磨损的增加而逐渐增加.

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