基于ProCAST的铸件组织性能分布分析.pdfVIP

学兔兔 铸 造 Sep．2011 · 880· FOUNDRY VoI．60 NO．9 基于ProCAST的铸件组织性能分布分析 杨远平 ，严宏志 (1．湘西民族职业技术学院，湖南吉首416000；2．中南大学机电工程学院，湖南长沙410083) 摘要：利用ProCAST软件模拟铸件的组织性能分布，铸件的主要组织，即珠光体．铁素体含量以及石墨的形状和大小没有 结果输出，但铸件的布氏硬度及抗拉强度分布能较好地输出。为检验输出结果，从铸件上截取试样进行金相及性能测试， 然后将两者进行对比，结果表明：模拟结果能较好地反应铸件断面上的性能分布。对于在使用过程中各部分所受应力不同 的铸件，通过对铸件在工作过程中所受应力模拟及其组织性能模拟，能够比较直观地发现可能出现的缺陷，以改进设计。 关键词：ProCAST；铸件；组织性能；分布 中图分类号：TP391．77 文献标识码：A 文章编号：1001—4977(201 1)09—0880—04 Analysis on Casting。S Structure and Performance Distribution Based on ProCAST YANG Yuan-ping’，YAN Hong-zhi (1．Xiangxi Vocational and Technical College for Nationalities，Jishou 41 6000，Hunan，China； 2．School of Mechanical and Electrical,Central South University，Changsha 410083，Hunan，China) Abstract：The structure and distributions of properties for casting were simulated by using of ProCAST． The main compositions of the casting including the pearlite and ferrite contents．the shape and size of graphite can not be exported．but the distributions of BrinelI hardness and tensile strength can be exported．In order to verify the results of simulation．the structure and properties of specimens taken frOm the casting were measured．and then the results were compared．It shows that the simulated results carl correctly retiect the properties distribution of casting．For the casting whose different part beadng different stresses in the course of working，by simulating the distribution of stress and properties．the defects which