论文部分内容阅读
介绍了按HB3495 - 85《带导柱的端面锪钻》所提供的带导柱端面锪钻在生产中的使用情况 ;指出了该标准缺少H13公差带的系列规格问题 ,并提供了孔公差带为H13的锪钻切削部分直径的极限偏差表 ;对一二六厂使用的公差带为H13带导柱的端面锪钻进行了评价。
This paper introduces the use of the guide bar end face drill in production according to HB3495 - 85 “Guide bar end face drill”, points out that the standard lacks the series specifications of H13 tolerance zone and provides the hole tolerance zone For the H13 taillight cutting part of the diameter of the limit of deviation of the table; on the one hundred twenty-six factory use of the tolerance zone for the H13 with guide column end face Drill was evaluated.