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Response Time of Vacuum Sucking Discs
Author(s): 
Pages: 92-95
Year: Issue:  1
Journal: Vacuum Science and Technology

Keyword:  真空搬运 响应时间 计算模拟;
Abstract: 小型真空拾取器被广泛应用于轻质小型元器件的搬运机构之中。通常要求真空吸取器在执行搬运作业时其拾取动作尽可能迅速,其总响应时间为阀门动作、抽气降压和工件运动三部分响应时间之和。本文通过理论推导得到了工件运动响应时间的计算公式。借助fluent软件,模拟计算了抽气管道内的气体扩散降压流动过程,并讨论了真空管道长度与直径、储气罐容积等因素对抽气响应时间的影响。计算结论指出了提高真空拾取器响应速度的有效途径。
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