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位置精度要求高的小孔加工齐齐哈尔工程机械厂井维华中国一重集团公司杜娟黑龙江省机械科学研究院王本尧在生产中常会遇到位置精度要求为０００５～００１ｍｍ的小孔加工，孔径为Φ１～Φ５ｍｍ。这种孔一般在坐标镗床上加工。但如何以最少的时间镗出所需的小孔，孔的...
Position precision requirements of the hole processing Qiqihar Engineering Machinery Plant Well Weihua China First Heavy Group Du Juan Machinery Research Institute of Heilongjiang Province Wang Benyao in the production often encountered position accuracy requirements for the 0 005 ~ 0 01mm hole processing, aperture For Φ1 ~ Φ5mm. This hole is generally in the coordinate boring machine processing. But how to boring the required holes with minimum time, hole ...