摘要
介绍了采煤机内齿圈中一组过定位圆柱销孔在数控加工中心设备上加工 。
To introduce a method of a group of posion cylinder pin hole in the inner gear ring of coal mining machine are worked at the numerical control processing centre equipment to meet the needs of high precision desire.
出处
《煤炭技术》
CAS
2001年第12期10-11,共2页
Coal Technology