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直线振动输送机物料运动状态分析

DOI: 10.3969/j.issn.1005-3026.2015.06.016, PP. 827-831

Keywords: 振动输送机,物料,摩擦,碰撞,滑动-跳跃运动模型

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Abstract:

振动输送机输送物料在运动过程中受到不连续的摩擦力及碰撞力的作用,属于强非线性动力学问题.研究物料在不同振动条件下的运动状态对振动输送机的设计至关重要.以直线振动输送机上运动的物料为研究对象,基于Coulomb摩擦定律及碰撞原理,建立了物料滑动-跳跃运动模型.并利用所建模型,分析了不同振动条件下物料运动状态的变化.研究结果表明,在物料跳跃运动过程中,存在着正向滑动甚至反向滑动,滑动作用对物料的运动有一定影响.

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