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67 条 记 录,以下是 1-30

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Wear Mechanism of Cemented Carbide Tool in High Speed Milling of Stainless Steel
CHINESE JOURNAL OF MECHANICAL ENGINEERINGLiu, Guang-Jun Zhou, Zhao-Cheng Qian, Xin Pang, Wei-Hai Li, Guang-Hui Tan, Guang-Yu  出版年:2018
Adhesion of cutting tool and chip often occurs when machining stainless steels with cemented carbide tools. Wear mechanism of cemented carbide tool in high speed milling of stainless steel 0Cr13Ni4Mo was studied in this ...
Design of the Feed Liquid System for an Internal Cooling End-milling
Journal of Physics: Conference SeriesYin, Ningxia Li, Guanghui Tan, Guangyu Shen, Can Xue, Jiao  出版年:2018
In order to weaken the negative effect on environment and human health caused by the overuse of the cutting fluid, the internal cooling cutting is paid more and more attention. An end-milling with an internal cooling lub...
平底立铣刀高速铣削切削力解析建模
《机械科学与技术》谭光宇 刘青山 刘璨 李广慧 吴敬权  出版年:2012
在高速铣削过程中,切削力对刀具的寿命具有重要影响,因此切削力的预测显得尤为重要。首先按照斜角切削模型,将平底立铣刀侧刃沿轴向进行微分,基于铣刀真实切削刃轨迹,计算出单齿瞬时切削厚度,并以角度积分确定积分限的方法建立了侧刃...
关键词:高速切削  立铣刀  切削力模型  被引量:12
Experiment, modeling, and analysis for temperature field of milling insert
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGYLiu, Guangjun Tan, Guangyu Li, Guanghui  出版年:2009
This paper presents a theoretical and experimental study of the dynamic temperature field on a milling insert with complex groove. Experimental measurements of milling temperature using the thermocouple technique were pe...
Reconstruction method for complex groove of milling insert using local rule of cellular automata
ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE)Tan, Guangyu Liu, Guangjun Li, Guanghui Rong, Yiming Song, Hui  出版年:2007
This paper presents a groove reconstruction method based on the local rule of Cellular Automata (CA). A local rule for groove reconstruction is proposed to design and optimize the groove of milling insert. The insert is ...
Simulation Research on Tool Temperature Field in High Speed Inner Cooling Milling
Mechanisms and Machine ScienceWen, Lihong Li, Guanghui Yin, Ningxia Tan, Guangyu  出版年:2018
With the increasing spindle speed and the necessity existence of the cutting fluid, inner cooling milling is drawing more and more attention. In order to research the effect of cutting fluid on the inner cooling tool, a ...
Online cutting temperature measurement system based thermocouple
International Journal of Control and AutomationZhengyu, Wang Xiaoyang, Yu Guanghui, Li Guangyu, Tan  出版年:2014
In order to measure cutter temperature, the on-line thermocouple temperature measurement system was proposed. In this system, temperature sensing element thermocouple was welded in the flank face close to the cutting edg...
Research on solid modeling and a different mode of loading with finite element analysis for flat end mill
Advanced Materials ResearchLiu, Qingshan Tan, Guangyu Liu, Guangjun Su, Yanli Li, Guanghui  出版年:2012
This work aims to investigate parameterized modeling and a different mode of loading with finite element analysis for flat end mill. A loading mode is chosen according to the cutting force model of overall end mills. Nor...
Linear motor velocity and acceleration motion control study based on PID+velocity and acceleration feedforward parameters adjustment
Materials Science ForumPeng, W.F. Li, G.H. Wu, P. Tan, G.Y.  出版年:2012
This paper adopts with a PMAC Programmable Multi-axis Controller to control a linear motor through adjusting PID + velocity and acceleration feedforward parameters of the control card. The motor can reach 50-nm precision...
Frequency-spectrum characteristics of force in end milling with tool wear and eccentricity
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGYLiu, Can Wu, Jing-quan Li, Guang-hui Tan, Guang-yu  出版年:2013
The effects of chip load, tool wear, and tool eccentricity on milling force are similar; in order to distinguish them from each other, the spectral characteristics of milling force for four flute end mills was studied. W...
Analysis of temperature field of milling insert with 3D complex groove using Cellular Automata
International Journal of Manufacturing ResearchTan, Guangyu Liu, Guangjun Li, Guanghui Song, Hui Rong, Kevin Yiming  出版年:2008
A numerical method for modelling the temperature field of milling insert with 3D complex groove is proposed based on the self-organising Cellular Automata. The self-organising local rule of Cellular Automata is derived t...
正交试验法对熔融挤压快速成形工艺参数的优化
《机电工程技术》安芬菊 刘鑫尚 李广慧  出版年:2010
为了获得表面质量较优的熔融挤压快速成形制品,采用正交试验的方法对其加工过程中的工艺参数进行了优化,并获得了较好的工艺参数的组合。然后用优化后的工艺参数进行了试验验证,获得了质量较好的、满意的熔融挤压快速成形制品。结果表明...
关键词:熔融挤压快速成形  正交试验法  工艺参数  优化  被引量:7
Multidisciplinary design optimization of a milling cutter for high-speed milling of stainless steel
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGYLiu, Guangjun Tan, Guangyu Li, Guanghui Rong, Yiming Kevin  出版年:2013
The milling cutter's fracture strength is more important than its chemical stability and thermal conductivity in high-speed milling. The multidisciplinary design optimization (MDO) method is employed to optimize the frac...
基于Fluent的高速内冷铣削加工区数值模拟
《东华大学学报(自然科学版)》尹凝霞 谭光宇 李广慧 李修近 温丽宏  出版年:2017
针对高速内冷铣削加工区流场内流体流动的复杂性,应用计算流体力学软件Fluent对高速内冷铣刀切削加工区的速度场和压力场进行研究,得到了不同冷却介质、铣削转速和不同直径的铣刀铣削同一孔径时的速度场与压力场分布,为进一步研究...
关键词:高速铣削  内冷  数值模拟  被引量:6
基于单刃铣削力峰值的铣刀偏心辨识
《机械工程学报》刘璨 吴敬权 李广慧 谭光宇  出版年:2013
刀具偏心可能导致铣削力的大幅度波动。为辨识铣刀偏心状态,研究偏心作用下的铣削力变化规律。推导出以主轴旋转角和切削刃序号为变量的单刃瞬时铣削力表示式,发现铣削力峰值是切削刃序号的离散正弦函数,其均值为无偏心铣刀的公称力,波...
关键词:刀具偏心  尺寸估算  铣削力峰值  特性  拟合  被引量:6
Experimental study on adhesive wear of milling insert with complex groove
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGYTan, Guangyu Liu, Guangjun Li, Guanghui  出版年:2009
This paper presents an experimental study on the adhesive wear of a milling insert with complex groove when milling 3Cr-1Mo-1/4V and 0Cr18Ni9 steels. Experimental measurements of milling temperature and milling force wer...
Cellular automata method for reconstruction of complex groove of milling insert
Key Engineering MaterialsTan, G.Y. Liu, G.J. Li, G.H. Song, H. Rong, Y.M.  出版年:2009
This paper presents a self-organizing method for reconstruction of complex groove of milling insert. The local rule of Cellular Automata is proposed to design and optimize the groove of milling insert. The states of cell...
基于响应曲面法的高速内冷铣削AISI304不锈钢铣削力
《宇航材料工艺》薛姣 李广慧 尹凝霞 沈灿 谭光宇  出版年:2020
针对硬质合金刀具高速内冷铣削AISI304不锈钢时,切削力大、切削温度高及加工表面质量低的问题。基于响应曲面中心复合设计方法进行高速内冷铣削实验,建立了铣削力分量二阶回归预测模型,并进行了实验验证。对比了干式与内冷铣削后...
关键词:高速内冷铣削  中心复合设计  铣削力  AISI304不锈钢  被引量:5
316不锈钢高速铣削力正交试验研究
《西安文理学院学报(自然科学版)》郑伟峰 吴敬权 刘璨 李广慧 谭光宇  出版年:2012
通过硬质合金立铣刀高速铣削316不锈钢正交试验,测得铣削力,利用多元线性回归法拟合出316不锈钢的铣削力预测公式,并验证其与实际的符合程度,为预先优选切削用量和设计高速铣削刀具提供参考依据.
关键词:高速铣削  铣削力  316不锈钢  正交试验  被引量:5
Comparative study on force in milling T10 hardened steel with different machining parameters
Advanced Materials ResearchLiu, Can Li, Guang Hui Wu, Jing Quan Tan, Guang Yu  出版年:2011
To compare the effects of different machining parameters on force in milling T10 hardened steel, the features of theoretical forces in up and down milling were analysised, and comparative experiments of milling force wer...
Study on the wear mechanism of high-entropy alloy coated tools and grain evolution in micro-cutting of TC4 titanium alloy
PRECISION ENGINEERING-JOURNAL OF THE INTERNATIONAL SOCIETIES FOR PRECISION ENGINEERING AND NANOTECHNOLOGYZhang, Ping Wang, Shunxiang Zhang, Junbao Zhang, Tengfei Li, Guohong  出版年:2025
This study investigates the wear mechanisms and grain refinement patterns of CoCrFeNiAlX series high-entropy alloy-coated tools during the micro-cutting of TC4 titanium alloy. Three coatings were selected: CoCrFeNiAl (Al...
Experimental study on critical vibration for the load of motion platform of linear servo motor
Key Engineering MaterialsLi, Guanghui Wang, Zhenyu Liao, Guopeng Tan, Guangyu  出版年:2012
Motorized spindle is an execution unit of machine tool. The rotation of a motorized spindle and the cutting of a machine tool are two vibration sources which will impact the feed system. These vibrations will affect proc...
Research on temperature field under regular gradient heat source of milling insert with complex groove using cellular automata algorithm
Key Engineering MaterialsLi, G.H. Su, Y.L. Liu, G.J. Tan, G.Y. Rong, Y.M.  出版年:2009
Lots of cutting heat is generated in milling process, and an unsteady temperature distribution is generated, which is the radical reason of impactive fracture and sticking-welding fracture of the tool. In this paper, the...
基于“可爱”形态特征产品造型方法研究
《中国新技术新产品》苏颜丽 李广慧  出版年:2009
产品形态是产品与人进行对话的有效语言,它真切地传递着产品的内涵。本文从产品的造型、色彩、材料、情感等几个方面对产品的外观进行针对性塑造,是准确把握产品形态"可爱度"的一种有效方法。
关键词:工业设计  产品造型  “可爱”  被引量:3
粉料输送机输送带纵向撕裂综合报警制动系统
《煤矿机械》谭光宇 曾庆众 刘焕牢 李广慧  出版年:2013
带式输送机是港口铁矿石等散料的主要运输机械,运行过程中输送带经常发生纵向撕裂事故,严重影响生产安全。分析了各种撕裂方法,提出采用安全光幕和拖板相结合的综合报警装置,输送带纵向撕裂及时报警并且制动输送机。该方法简单易行,实...
关键词:输送带纵向撕裂  安全光幕  触发拖板  安全报警  被引量:3
Study on speed and acceleration characteristics of 100 nm scale motion platform driven by linear servo motors
Solid State PhenomenaLi, Guang Hui Wu, Peng Ni, Xiao Long Peng, Wen Fang Tan, Guang Yu  出版年:2011
A control method for 100 nm scale motion platform driven by linear servo motors is investigated using a PMAC controller. The control of speed and acceleration is improved by adjusting the PMAC parameters. High-quality sp...
Geometry features of breakage section and variation of cutting force for end mills after brittle breakage
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGYLiu, Can Wu, Jing-quan Liu, Huan-lao Li, Guang-hui Tan, Guang-yu  出版年:2016
Some broken end mills with many brittle breakage sections were collected, and the geometry features of these sections were summed up. As for minor breakage, the breakage sections were narrow planes parallel to the tool e...
PERFORMANCE OF A COATED CEMENTED CARBIDE TOOL IN HIGH SPEED MILLING OF TI-6AL-4V ALLOY
JOURNAL OF ADVANCED MANUFACTURING SYSTEMSTan, Guangyu Zhang, Yuhua Li, Guanghui Liu, Guangjun Rong, Yiming (Kevin)  出版年:2013
A series of experiments were conducted to study the performance of a coated cemented carbide tool in high speed milling of Ti-6Al-4V alloy. Experimental measurements of three components of the cutting forces were perform...
Linear Motor Velocity and Acceleration Motion Control Study Based on PID plus Velocity and Acceleration Feedforward Parameters Adjustment
ADVANCES IN MATERIALS MANUFACTURING SCIENCE AND TECHNOLOGY XIVPeng, W. F. Li, G. H. Wu, P. Tan, G. Y.  出版年:2012
This paper adopts with a PMAC Programmable Multi-axis Controller to control a linear motor through adjusting PID + velocity and acceleration feedforward parameters of the control card. The motor can reach 50-nm precision...
切削温度实时测量传感器及其特性
《电机与控制学报》于晓洋 王震宇 李广慧 谭光宇  出版年:2015
为实时测量刀具切削温度,采用热电偶作为感温元件设计一种切削温度实时测量传感器。其中,将热电偶裸线对与刀具熔焊为一体,其热滞后可以忽略;采用两片AD交替采样将采样率提高1倍;采用无线传输解决刀具高速旋转导致的信号引出难的问...
关键词:切削温度  热电偶  无线传输  实时测量  时间常数  被引量:2
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