[1]夏毅敏,张小云,曾桂英,等.TBM滚刀刀圈轧制成形特性及其变化规律[J].哈尔滨工程大学学报,2019,40(02):374-379.[doi:10.11990/jheu.201708010]
 XIA Yimin,ZHANG Xiaoyun,ZENG Guiying,et al.Rolling characteristics and changing laws of TBM cutter ring[J].hebgcdxxb,2019,40(02):374-379.[doi:10.11990/jheu.201708010]
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TBM滚刀刀圈轧制成形特性及其变化规律(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
40
期数:
2019年02期
页码:
374-379
栏目:
出版日期:
2019-02-05

文章信息/Info

Title:
Rolling characteristics and changing laws of TBM cutter ring
作者:
夏毅敏 张小云 曾桂英 傅杰 周明
中南大学 机电工程学院, 湖南 长沙 410083
Author(s):
XIA Yimin ZHANG Xiaoyun ZENG Guiying FU Jie ZHOU Ming
College of Mechanical and electrical Engineering, Central South University, Changsha 410083, China
关键词:
全断面岩石掘进机滚刀刀圈轧制成形数值模拟试验研究金属流线有限元分析
分类号:
TG335
DOI:
10.11990/jheu.201708010
文献标志码:
A
摘要:
为了研究盘形滚刀刀圈在轧制过程中的变形特点,提高盘形滚刀刀圈的综合性能,本文通过建立刀圈轧制成形的有限元分析模型,研究刀圈在轧制成形过程中等效应力场、等效应变场的演变规律和流线分布特点,并研究刀圈初始轧制温度、主辊摩擦因子和主辊转速对刀圈成形件质量的影响规律。利用D53K-800立式轧环机对刀圈进行轧制试验研究,并对轧制后的刀圈进行金属流线分析。刀圈轧制后金属流线沿其截面几何形状分布,流线光滑且封闭。结果表明:刀圈等效应变随温度变化不大,其值在1.93左右;主辊摩擦因子过大或过小,刀圈等效应变和应力的平均值和标准差均会增加;主辊转速为2.632 rad/s时等效应力的标准差最大。

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备注/Memo

备注/Memo:
收稿日期:2017-08-05。
基金项目:国家高技术研究发展计划(2012AA041803);国家重点基础研究计划(2013CB035401);湖南省战略性新兴产业科技攻关项目(2015GK1029).
作者简介:夏毅敏,男,教授,博士生导师;曾桂英,女,讲师,博士.
通讯作者:曾桂英,E-mail:jdszgy@163.com
更新日期/Last Update: 2019-01-30