NUMERICAL CONTROLLER WITH CUTTING CONDITION PLAYBACK CONTROL FUNCTION

PURPOSE:To obtain the numerical controller with the cutting condition playback control function which eliminates the need to previously set speed commands in a program. CONSTITUTION:A teach-in command storage part 10 is stored with cutting conditions of the speed commands, etc., which are inputted from outside through a data setting part 9. A speed command switching part 11 switches speed commands from a main shaft/feed shaft speed command storage part 3 and the speed commands from the teach-in command storage part 10 according to whether a teach-in mode switch is ON or OFF and sends them out to a main shaft/feed shaft speed control part 5. A cutting condition storage part 7 is stored with the cutting conditions from the teach-in condition storage part 10 with a teach-in storage button pressed. A part program editing control part 8 edits a part program in a part program storage part 1 which is currently executed according to the cutting conditions from the cutting condition storage part 7.