Method to make standard surface roughness by boring aluminum alloy

The invention belongs to the field of machining, and relates to a method to make a standard surface roughness by boring an aluminum alloy. The method includes that (1) the selected machine tool is a machining center machine tool, which has a high-precision linear motion guide rail, a precise spindle bearing, a ball screw and a highly efficient servo drive motor; (2) a mallet is used for alignment when a machining member is clamped and positioned; (3) a through hole boring cutter is an ordinary boring cutter with a cutting edge angle of 45-75 degrees, and the selected blade is a blade made of dedicated boring aluminum material; (6) a process scheme includes the procedures of rough boring, semi-fine boring and fine boring; and (8) rough and finish machining are conducted, with the allowance of 0.1mm prior to finish machining, machining 80H7, rotating speed S500, and feed F16; and the machining 88F7, rotating speed S500, and feed F16. 本发明属于机械加工领域，涉及种研制镗削铝合金使表面粗糙度达标的方法。包括：(1)选择的机床为加工中心机床，机床自身具有高精度直线运动导轨、精密主轴轴承、滚珠