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ZG270-500大臂架铸造工艺优化 被引量:5
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作者 于宁波 王伟奇 刘忠国 《铸造》 CAS 北大核心 2019年第5期495-500,共6页
针对高速工程车大臂架铸造合格率不高问题,对大臂架的原铸造工艺方案进行分析,并运用AnyCasting进行数值模拟。对分型面、浇注系统、冒口及冷铁设置进行优化改进,并对优化后的工艺方案进行数值模拟验证。模拟结果表明,铸件按工艺设计进... 针对高速工程车大臂架铸造合格率不高问题,对大臂架的原铸造工艺方案进行分析,并运用AnyCasting进行数值模拟。对分型面、浇注系统、冒口及冷铁设置进行优化改进,并对优化后的工艺方案进行数值模拟验证。模拟结果表明,铸件按工艺设计进行顺序凝固,铸造缺陷可以解决。经过小批量生产验证,铸件出现铸造缺陷的概率大幅降低,合格品率由70%提高到92.5%。 展开更多
关键词 大臂架 工艺优化 铸钢 数值模拟
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Design and construction of high and large span cast-in-place reinforced concrete cantilever flowering frame beam
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作者 WANG Rui ZHEN Liang +2 位作者 WAN Chao WU Jing SHEN Yan-jun 《Journal of Civil Engineering and Architecture》 2009年第5期58-62,共5页
The high and large span cast-in-place reinforced concrete cantilever structure of the office building of some court, which is located I-steel at the cantilever and used steel pipe scaffold as the support, has guarante... The high and large span cast-in-place reinforced concrete cantilever structure of the office building of some court, which is located I-steel at the cantilever and used steel pipe scaffold as the support, has guaranteed the frame body and structure security by the frame body calculating, on-site test and reasonable construction order. 展开更多
关键词 cast-in-place reinforced concrete support of cantilever structure high and long span design and construction
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