ISSN:1000-8365 CN:61-1134/TG
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Research and Improvement on the Technology of Locomotive Undercover Plate of HXD3D
Author of the article:张文磊,徐盛春,焦金明
Author's Workplace:Department of Technology Development, CRRC DATONG Co., Ltd., Datong 037038, China
Key Words:下盖板;数值模拟;铸造工艺;Procast
Abstract:
为实现HXD3D机车铸钢下盖板结构工艺性最优,降低废品率的目标,采用CATIA三维建模软件对下盖 板铸造实体建模,并利用Procast铸造模拟软件对其凝固过程进行仿真。 结果表明,在下盖板壁厚较大处会产生缩松和 缩孔缺陷。根据数值模拟结果对铸造工艺进行改进,采用改进后工艺试生产了32件铸件,废品率为6%。新工艺最大程 度消除了铸造缺陷,大大降低了废品率。