22°斜面结晶器排水孔的数控加工

摘要

Process and cutting parameters of drain hole of crystallizer of SWA had been emphasized in the paper. The cautions and measures to prevent drill from cutting off during machining of deep hole are introduced in detail.%重点论述了西南铝业(集团)有限责任公司(SWA)22°斜面结晶器排水孔加工工艺过程及切削用量的选择,详细介绍了深孔加工时的注意事项及防止钻头被卡断的措施.