Every CNC machine has a problem that most shop owners quietly accept: the spindle stops when the operator stops. A machinist loads a part, walks away, and comes back to find the machine waiting. Or they stand there watching a cycle they cannot speed up. Either way, the machine's productive hours are dictated by someone's schedule, attention, and physical presence. Robot machine tending removes that constraint. A cobot arm loads raw parts, initiates the cycle, waits, unloads f