You’re running a small shop. You have a production bar feed job on a lathe that runs pretty steady, but still,  you want to keep an eye on it. You don’t want to dedicate yourself or an employee to keeping an eye on it full time, but you don’t want run the job fully unattended (you might forget that you need to check on it occasionally and wind up running half the job out of tolerance). CNC’s, at least older ones give you two choices how to handle end of program. Put an M30 at the end: stop and rewind. You have to press the start button every time to Continue Reading

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