On Sunday 06 June 2010, Neil Baylis wrote: >I'm using servos, not steppers. I have real position feedback. > >Neil > Nevertheless, when in that search mode, I think I would try to see if the servo torque could be reduced to about 1/4 just for that mode.
>On Sun, Jun 6, 2010 at 9:28 AM, Gene Heskett <gene.hesk...@gmail.com> wrote: >> On Sunday 06 June 2010, Neil Baylis wrote: >> >Many printers & plotters do not use limit switches. Instead, they move >> > the print head slowly towards the end stop until the motor stalls, and >> > then back off from that point a certain distance and that's the home >> > position or soft limit. >> > >> >What, roughly, do I need to do with EMC to get this behavior? >> >> That generally does work well at all. The reason is that when it jams, >> it jams at the steppers max torque, and it takes a random number of >> steps in the other direction, and even some hand help at times, to break >> it loose again. >> >> >Neil >> >----------------------------------------------------------------------- >> >--- ---- ThinkGeek and WIRED's GeekDad team up for the Ultimate >> >GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >> >lucky parental unit. See the prize list and enter to win: >> >http://p.sf.net/sfu/thinkgeek-promo >> >_______________________________________________ >> >Emc-users mailing list >> >Emc-users@lists.sourceforge.net >> >https://lists.sourceforge.net/lists/listinfo/emc-users >> >> -- >> Cheers, Gene >> "There are four boxes to be used in defense of liberty: >> soap, ballot, jury, and ammo. Please use in that order." >> -Ed Howdershelt (Author) >> Old soldiers never die. Young ones do. >> >> >> ------------------------------------------------------------------------ >>------ ThinkGeek and WIRED's GeekDad team up for the Ultimate >> GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >> lucky parental unit. See the prize list and enter to win: >> http://p.sf.net/sfu/thinkgeek-promo >> _______________________________________________ >> Emc-users mailing list >> Emc-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-users > -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Also, the Scots are said to have invented golf. Then they had to invent Scotch whiskey to take away the pain and frustration. ------------------------------------------------------------------------------ ThinkGeek and WIRED's GeekDad team up for the Ultimate GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the lucky parental unit. See the prize list and enter to win: http://p.sf.net/sfu/thinkgeek-promo _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
