液压三爪卡盘设计说明书.doc

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word文档整理分享 参考资料 液压三爪卡盘 摘 要 本论文设计一种在三爪卡盘上加装摆动式液压缸和平面螺旋机构的螺旋摆动式液压缸增力机构的结构。传统的机床如车床、铣床上三爪卡盘的工作一般依靠工人用手工进行夹紧,这不但增加了工人的劳动强度,而且所需夹紧力非常大,还常常有夹不紧的情况,阻碍了生产率的提高。通过在三爪卡盘加装摆动式液压缸和平面螺旋机构构成螺旋摆动式液压缸增力机构,可实现与原有卡盘体的较好结合,并使外加压力能转换成圆周运动,且其结构简单,工作可靠,能达到较高的增力比,具有良好的经济性和可行性。 关键词: 三爪卡盘,液压缸,夹具,增力 Abstract This paper design a 3 Java Card the installation of the swing hydraulic pressure tank peace side spiral the spiral swing hydraulic pressure tank increased power structure. Traditional machine tools such as lathes, Miller, Chuck 3 Claws of workers in general rely on a manual for gripping, this will not only increase the intensity of the work of the workers, and the required gripping power is very great, but also a folder is not immediately are often the case, hinder the increase in productivity. The 3 Claws chuck the installation of the swing hydraulic pressure tank peace side spiral institutions constitute a spiral swing hydraulic pressure tank increased authority to achieve the original chuck the better, and the additional pressure can be converted into a circular movement and the simple, reliable, can achieve a higher increase to more than a sound economic and practical. Key words: Three-jaw chuck, hydraulic cylinders clamps force 参考资料 目 录 前言·······················································································································1 第1章 夹具介绍···································································································2 1.1 夹具的特点································································································2 1.2 研究夹具的目的和意义················································································5 1.3 夹具的国内外现状和发展趋势·······································································5 1.4 夹具的基本结构和原理················································································6 第2章 三爪卡盘螺旋摆动式液压缸增力机构的结构和原理··························

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