【摘要】 现有镗床的加工范围不能满足电铲底座架中心孔的加工,在摇臂钻床上加装专用刀杆扩大其加工范围,完成电铲底座架中心孔的镗削加工。通过扩大加工设备加工范围的工艺研究,解决实际问题。更多还原

【Abstract】 The existing range of boring machine can not meet the processing of center hole of cradle-shovel,and retrofit special arbor which can expand its processing area on the drilling machine;furthermore,it can complete the shovel cradle-center hole boring.Through the technology research of expanding the scope of the processing equipment and processing,it can solve practical problems.更多还原