Why Do CNC Machines Tilt the Part During Machining? #cnc #cncmill #cncmachining #cncmachine #metal

追加: 2026-05-19

CNC machines tilt parts on rotary tables during machining to solve two critical problems: (1) tool-tip velocity limitations where the center of a ball-nose end mill has zero surface speed, causing material rubbing and poor surface finish, and (2) axis singularity issues. By tilting the workpiece, the contact point shifts from the stagnant tip to the outer diameter of the cutter, maintaining optimal cutting velocity and achieving uniform, mirror-like surface finish. Additionally, tilting allows for shorter, more rigid tool assemblies that eliminate chatter and reduce tool deflection, while maintaining constant tool-to-surface inclination angles for uniform chip load.