| 干粉砂浆储罐用搅拌叶轮设计 |
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| 引用本文： | 朱志松,孙志祥,朱龙彪.干粉砂浆储罐用搅拌叶轮设计[J].机械设计与制造,2011(10). |
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| 作者姓名： | 朱志松 孙志祥 朱龙彪 |
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| 作者单位： | 南通大学机械工程学院,南通,226019 |
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| 基金项目： | 2009年南通市科技创新计划(工业)—重点项目(AA2009014) |
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| 摘 要： | 基于干粉砂浆搅拌加工机理,研究了搅拌和出料螺旋线模型。考虑到搅拌均匀、耐磨损和出料流畅的需求,采用圆柱螺旋线和分段螺旋升角形式,设计出叶轮参数和结构。搅拌叶轮由搅拌轴、搅拌臂、搅拌叶片等组成,采用桨叶式设计。在合理选择材料的基础上,结合三维模型,借助流体力学方法计算了叶轮所受载荷,根据强度理论校验了搅拌轴的静强度,利用Pro/Mechanica有限元工具分析了搅拌臂、搅拌轴的应力场分布,结果证明结构参数合理,强度满足设计要求。
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| 关 键 词： | 干粉砂浆 螺旋线 搅拌叶轮 有限元 |
Design of paddle wheel for dry-mixed mortar tank |
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| ZHU Zhi-song,SUN Zhi-xiang,ZHU Long-biao.Design of paddle wheel for dry-mixed mortar tank[J].Machinery Design & Manufacture,2011(10). |
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| Authors: | ZHU Zhi-song SUN Zhi-xiang ZHU Long-biao |
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| Affiliation: | ZHU Zhi-song,SUN Zhi-xiang,ZHU Long-biao(Nantong University Mechanical Engineering College,Nantong 226019,China) |
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| Abstract: | Based on the mixing mechanism of dry-mixed mortar,model of mixing and unloading spiral line is studied.Considering equably mixing,wear resistance and liquidity,circular helix and segmental helix angle is used and the parameter and structure of paddle wheel are designed.Paddle wheel is composed of mixer shaft,mixing arm and mixing blade with paddle type.Combining material and 3D-model,load of paddle wheel is computed with the help of fluid mechanics,then static strength of mixer shaft is checked with strengt... |
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| Keywords: | Dry-mixed mortar Spiral line Paddle wheel Finite element |
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