三针法测量螺纹中径的测量误差分析  

Error Analysis of Mean Diameter Measurement with Three-point Method

作　　者：任菡[1] 

机构地区：[1]山东理工大学,山东淄博255012

出　　处：《机械工程师》2002年第11期45-47,共3页Mechanical Engineer

摘　　要：介绍了三针法测量螺纹中径时影响测量误差的主要因素,并通过理论分析给出了间接测量中测量误差的合成方法,提出了减小测量误差,提高测量精度的措施。This paper points out the main factors causing errors in three-pin screw pitch diameter measurement, presents a synthesizing approach of measurement errors in direct measurement upon theoretical analysis, and introduces some methods of reducing errors and improving precision.

关 键 词：三针法 测量误差 螺纹 中径 测量精度 

分 类 号：TG85[金属学及工艺—公差测量技术] TG81