定位误差计算中几个疑难问题解析  

The Analysis about Kinds of Difficulties in Caculation of Location Error

作　　者：刘长青[1] 

机构地区：[1]荆楚理工学院学报编辑部,湖北荆门448000

出　　处：《荆门职业技术学院学报》2008年第9期23-27,共5页Journal of Jingmen Technical College

摘　　要：结合实例分析定位误差计算中遇到的一些容易模糊和疑难问题:工件位置公差的处理、误差合成中正负符号的判断、组合表面定位误差计算分析,提出解决的思路和方法,并为合理的定位方案设计提供一些建议。Abstract：Combination with examples, to analysis some vague and difficult questions such as dealing with position tolerance of workpiece ,judging ＂ ＋ , - ＂ in the synthesis of error and caeulating location error of portfolio surface in the calculation of location error, then put forward solving way and methods. At the same time, to provide some advice for reasonable location program design.

关 键 词：定位误差 位置公差 误差合成 基准位移 组合表面 

分 类 号：TH161.24[机械工程—机械制造及自动化]