文档介绍：30 3 Vol. 30 No. 3
第卷第期机电工程
2013 3 Journal of Mechanical & Electrical Engineering Mar. 2013
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DOI .1001-
:
铝合金活塞铸造工艺数值模拟研究
沈家栋,张海亮
310014
(浙江工业大学浙江省特种装备制造与先进加工技术重点实验室,浙江杭州)
Procast
摘要:针对铝合金活塞铸造成型过程中存在缩松、缩孔、晶粒尺寸不均匀等缺陷问题,利用专业铸造有限元分析软件,进行了
ZL108 3
铝合金活塞铸造工艺的数值模拟研究,利用正交试验法考察了浇注温度、浇注速度、模具温度个工艺参数,对数值模拟结果
700 ℃ kg/s
进行了晶粒尺寸、缩松缩孔分布、充型率等几个方面的综合评分。研究结果表明:最优的工艺参数组合为的浇注温度、
150 ℃ ZL108
的浇注速度和的模具温度。铝合金活塞铸造工艺数值模拟研究结果为壁厚不均匀的重要复杂零件铸造成型提供了理
论指导,节省零件工艺优化设计的成本和时间。
Procast ZL108
关键词:铝合金活塞;铸造工艺; ; ;数值模拟
U463 TG24 TH16 A 1001-4551 2013 03-0322-03
中图分类号: ; ; 文献标志码: 文章编号: ( )
Numerical simulation research on aluminum alloy
piston casting process
SHEN Jia-dong ZHANG Hai-liang
,
Key Laboratory of E&M Ministry of Education & Zhejiang Province Zhejiang University of Technology
( , , ,
Hangzhou 310014 China
, )
Aiming at the shrinkage grain size inhomogeneity in the casting process of aluminum alloy piston the professional casting
Abstract: , ,
software Procast was used to make numerical simulation research on the piston casting process. Orthogonal experiment method was
investigated three process parameters of pouring temperature casting speed mold numerical simulation results were
, ,
evaluated from several aspects such as the grain size shr