采用铸造工艺设计CASTsoft CAD/CAE软件模拟铸钢汽车桥缺陷分析和应对策略

来源 :中国铸造协会铸造材料分会年会暨节能降耗、绿色安全铸造材料专题会 | 被引量 : 0次 | 上传用户:asd710601
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  在以往的铸造工艺设计过程中,冒口的位置和尺寸大小主要是靠工人积累的经验来决定。使用的冒口尺寸过大或位置过多,消耗金属液也多,对工艺设计人员的经验来说要求较高。为解决这一系列的问题,采用CASTsoft CAE软件对铸钢件进行缺陷分析,通过分析模拟铸造后的计算结果一缩松、缩孔缺陷图,判断铸件缺陷的位置,设置冒口和冷铁,建立冒口和冷铁体积最小的目标函数,得出原始冒口尺寸,再利用模拟软件进行优化,得到最佳冒口和冷铁,并添加排气孔,最后通过实践检验,证明该软件的模拟分析方法是行之有效的。
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本文介绍北京北方恒利科技有限公司开发的铸造工艺设计及模拟优化CASTsoft CAD/CAE在核屏敝箱体铸钢件工艺设计及优化方面的应用,同时介绍了水玻璃七0砂型(石灰石水玻璃砂型)在核屏敝箱体铸钢件上的应用;证明了用先进的科学技术,合理的铸造工艺,控制生产关健环节,采用铬铁矿砂作坭芯面砂能生产出要求较高的探伤核屏敝铸钢件。