Tapping and die heads need the spindle to stop adancing into the work some distance before the depth required, the threading action continues to pull the holder out of the head till it hits its trip point. so set the depth by knowing where the tip point is dwell time by your spindle speed from stop to trip for full depth then dwell(head has reversed)/pull out(die opened)
easier done on a capstan as you listen for the click blind holes should not be a problem likewise for shoulders with an opening diehead I have a hatred for friction heads, I wonder how many taps they break Dave Caroline ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
