1) hard turning
硬态切削
1.
The effect of cutting parameters on cutting forces during hard turning hardened bearing steel GCrl5 with PCBN tool was studied.
通过系统的切削试验,研究了PCBN刀具硬态切削淬硬GCr15轴承钢时切削用量对切削力的影响规律,结果表明:径向力最大,其次是主切削力和轴向力;硬态切削粗加工时的切削力大致为精加工时的3倍;硬态切削力与切削深度和进给量在一定范围内呈线性上升的关系,而与切削速度呈非线性关系。
2.
The experimental results show that the hard turning work-pieces have better wear property than the grinding ones when wearing at low relative sliding velocity, even under high load, but worse when at.
针对硬态切削过程中工件被加工表面出现白层 ,表层组织和硬度均发生变化的现象 ,用PCBN刀具硬态切削和传统磨削的GCr15工件的耐磨性进行了对比试验。
3.
An experiment was conducted to determine the effects of cutting parameters and tool geometry on the surface roughness in the finish hard turning of the typical hardened bearing steel GCr15.
运用反应曲面法(RSM)建立了硬态切削表面粗糙度预测模型,通过试验验证了预测模型的准确性。
2) Hard cutting
硬态切削
1.
Cooling and Lubrication Technology in Hard Cutting;
硬态切削中的冷却润滑技术
2.
The contents and achievements of the research on hard cutting mechanism at home and abroad are summarized.
对国内外硬态切削机理研究的内容和成果进行了综合评述 ,讨论了硬态切削的概念和特点、切削力、金属软化效应、刀具磨损机理、切屑形成机理、冷却方式以及已加工表面完整性 ,提出了硬态切削研究中的热点问题。
3.
Moreover,a three-dimension coupled thermo-mechanical finite element model of pre-stress hard cutting is established.
对轴承套圈的预应力硬态切削过程进行了模拟,获得了不同预应力条件下的切削力、切削温度和已加工表面残余应力的分布规律,并与实验数据进行了比较和分析。
4) superfinish hard turning
超精硬态切削
1.
The residual stress formed on the surface of rolling bearing in superfinish hard turning will influence the fatigue life of rolling contacting after stress decay.
超精硬态切削在滚动轴承表面形成的残余压应力 ,经工作应力衰减后才成为影响滚动接触疲劳寿命的应力状态。
5) Dry Cutting
硬态干式切削
1.
The problem of cutting temperature is mainly discussed on dry cutting of hardened Steel SKD11.
研究了PCBN刀具硬态干式切削淬硬钢SKD11,着重讨论了淬硬钢SKD11硬态干式切削过程切削温度的问题,研究了切削用量、工件硬度等对切削温度影响,给出了PCBN刀具应用建议。
2.
An Experimental Research on Dry Cutting of Hardened Steel by Coated Carbide Tools;
通过采用涂层硬质合金刀具对淬硬 4 5钢硬态干式切削试验 ,分析硬态干式切削淬硬钢的特点 ,研究了涂层硬质合金刀具及其几何参数的优化 ,讨论了涂层硬质合金刀具磨损形式、刀具耐用度及加工表面粗糙度 ,得出了可应用于实际干式切削加工的切削条件和参
3.
An Experimental Research on the Surface Roughness by Dry Cutting of Hardened Steel SKD11
应用单因素法研究了PCBN刀具硬态干式切削淬硬钢SKD11过程中,进给量、切削速度、背吃刀量、刀尖圆弧半径和倒棱宽度等参数对表面粗糙度的影响规律。
补充资料:超精硬切削发展领域的变革
图1 Ultrasonic 20直线驱动机床可以扩展到多达5根轴,并将带来超精硬切削发展领域的变革。C轴的力矩电机和A轴无浮动的伺服传动电机可以产生5轴切削需要的精度和高效能。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条