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精密干式硬态车削淬硬工具钢加工表面温度参数优化
引用本文:弥宁,唐林虎,黄建龙. 精密干式硬态车削淬硬工具钢加工表面温度参数优化[J]. 机械研究与应用, 2013, 0(2): 102-104,110
作者姓名:弥宁  唐林虎  黄建龙
作者单位:[1]陇东学院机械工程学院,甘肃庆阳745000 [2]兰州工业学院机械工程系,甘肃兰州730050 [3]兰州理工大学机电工程学院,甘肃兰州730050
基金项目:兰州工业学院青年科技创新计划项目(13K-001)
摘    要:使用PCBN刀具对不同淬硬状态工具钢Cr12MoV进行精密干式硬态车削试验,运用极差法分析切削速度、走刀量、切削深度、试件硬度、刀尖圆弧半径五个因素对工件表面温度影响的显著性,并得到了最优车削参数。试验表明:影响工件表面温度最显著的因素是工件淬火硬度,切削深度与走刀量的影响相当,刀尖圆弧半径的影响最小。

关 键 词:精密干式硬态车削  淬硬工具钢  正交实验法  工件表面温度  参数优化

Parameters Optimization on Temperature on the Machined Workpiece Surface in Finish Dry Hard Turning the Hardened Tool Steel
MI Ning,TANG Lin-hu,HUANG Jian-long. Parameters Optimization on Temperature on the Machined Workpiece Surface in Finish Dry Hard Turning the Hardened Tool Steel[J]. Mechanical Research & Application, 2013, 0(2): 102-104,110
Authors:MI Ning  TANG Lin-hu  HUANG Jian-long
Affiliation:1. College of Mechanical Engineering, Longdong University, Qingyang Gansu 745000, China ; 2. Department of Mechanical Engineering, Lanzhou Institute of Technology, Lanzhou Gansu 730050, China ; 3. College of Mechno-Electronic, Lanzhou University of Technology, Lanzhou Gansu 730050, China)
Abstract:In this paper, an experiment investigation of finish dry hard turning various hardened tool steel Crl2MoV is conduc-ted with the PCBN cutting tool. The influences of cutting speed, feed, depth of cut, the hardness of the hardened steel and the nose radius are analyzed by using range analysis (RAAN). Then the optimum parameters are obtained. The experimental re-sults indicate that the hardness has clearly significant influence on the temperature of the machined workpiece surface. The effect of the depth of cut on the machined workpieee surface is the same as that of the feed. And the effect of the nose radius on the machined workpiece surface is less.
Keywords:Finish Dry Hard Turning (FDHT)  hardened tool steel  orthogonal experimental method  temperature of ma-chined workpiece surface  parameters optimization
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