On 3/29/2010 5:09 AM, Mark Wendt (Contractor) wrote: > At 11:44 AM 3/28/2010, you wrote: > >> Sounds like you may have a homing issue.. does Axis indicate that the >> machine is homed after you "home" and then move away from the home position? >> >> Once homed Axis should indicated homed until you initiate a new home >> routine or you Estop the machine.. (there are probably a few other ways >> to un-"home" the machine also) >> >> >>it shows the virtual cutter in the Axis display 2" down the X axis >> even though the cutting head is sitting in the home position. >> >> When you did the touchoff with G54 and entered 2.0 you were telling >> EMC2 that you want the G54 work coordinates X axis position to be >> 2.0 at the moment you >> did the touchoff. Consequently the display updated so that it >> shows that you are at G54 coordinate position X 2.0, even though you >> are at machine position X 0.0. That is entirely normal. Without >> moving the machine you can have a different X position for each of >> the work coordinate system (G54, G55, G56 etc) >> G53 is the machine coordinate system. So usually (but not always >> depending on homing settings) when you home the machine the G53 X >> coordinate would be set to 0.0. >> >> I'd read up on the work coordinate systems. Once you understand >> those everything becomes much easier. >> >> Dave >> > Dave, > > I have a basic understanding of the coordinate systems and > where they are stored. Homing was not the issue. Homing was working > fine. This pas weekend I had a little time to play, and monkeyed > around with the ini file to coordinate the movement of the machine to > the movement on the AXIS display. That seems to have cleared the > issue up completely, and touching off is working correctly now. The > only reason I set the "touch off" position from the homed position > was to see if "Touch Off" was actually working, or if I needed to > delve a little deeper. Touching off from home was not the desired > outcome, it was just a test. The machine, when touch off wasn't > working, did show the nice little "center" circles on each axis > indicating that all three axes had been homed. > > Mark > > > >
>>The only reason I set the "touch off" position from the homed position was to see if "Touch Off" was actually working, or if I needed to delve a little deeper. That's what I thought.... Sounds like you nailed it! :-) Dave ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
