液压脉振注塑中螺杆振动系统阻尼特性分析Analysis of Damp for Screw's Vibration System of Hydraulic Vibration in Injection Process
王权,瞿金平
摘要(Abstract):
依据流体动力学的剪切理论,确定了注射充模过程聚合物熔体的阻尼系统。结果表明,注射充模过程振动系统的阻尼不仅与螺杆的参数和物料的性能(如非牛顿指数)有关,还取决于加工过程的参数如振动强度、注射速度等,而注射速度对阻尼的影响最大。
关键词(KeyWords): 注塑机;聚合物;螺杆;阻尼;振动
基金项目(Foundation): 国家自然科学基金重大项目(10590351);; 国家自然科学基金面上项目(10472034)
作者(Author): 王权,瞿金平
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