A METHOD FOR SELECTING DIMENSIONS, TOLERANCES AND PRECISIONS FOR ALIGNMENT

被引:5
作者
DOYDUM, C
PERREIRA, ND
机构
[1] NSF Engineering Research Center for Advanced Technology for Large Structural Systems, Lehigh University, Bethlehem, PA
基金
美国国家科学基金会;
关键词
Alignment - Dimensions - Equipment Precision - Maximum Allowable Size Ratio;
D O I
10.1080/00207549108930118
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A method is developed for selecting the dimensions and tolerances of mating parts and the precision of the process equipment with regard to the performance of the alignment phase of many processes, for example assembly. A formula is presented which expresses the performance as a function of the size ratio and tolerances of the objects being mated and the precision of the equipment. Non-dimensional tolerances and precisions provide a means to present graphically the underlying relationships in a useful yet general form. In situations where the equipment precision is given a priori, maximum allowable size ratio tables provide a method for determining the part dimensions and tolerances that will enable the equipment to mate the parts successfully. Assembly process application examples are given.
引用
收藏
页码:1035 / 1052
页数:18
相关论文
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