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新国标《公差与配合》(GBl800～1804—79)已由国家标准总局批准颁发,并于一九八○年七月一日开始实施。本文重点以实例说明在设计工作中如何选择《公差与配合》的问题。GBl800—79《公差与配合总论标准公差与基本偏差》中已明确规定了公差带及配合的选用原则:孔、轴公差带及配合,首先采用优先公差带及优先配合;其次采用常用公差带及常用配合,再次采用一般用途
The new national standard “tolerance and cooperation” (GBl800 ~ 1804-79) has been approved by the State Administration for Standardization issued, and in July 1, 1980 began. This article focuses on an example to illustrate how to choose the “tolerance and cooperation” in the design work. GBl800-79 “Tolerance and cooperation with the general standard deviation and basic deviation” has clearly defined the choice of tolerance band and the principle of cooperation: hole, shaft tolerance band and with the first use of priority tolerance zone and priority with; followed by common tolerance zone And commonly used, again using the general purpose