Some years ago now, Till Franitza built a plotter which used one axis inlined with another just like you are describing for your Z. He handled the issue with a custom kinematics file. This arrangement would work as well for a knee mill for motorized knee and quill.
http://audiflitzer.de/mixer.html Ray On Sat, 2007-05-05 at 14:15 -0400, Dale wrote: > I have one in the works but life had other plans, and it's collecting > dust and other stuff at the present time. Actually a bridge mill rather > than a gantry with the moving bridge (W axis) being parallel to the Z > axis. The reason is simple. To be able to have Z retracted for rigidity > but still have about 16 to 18 inches Z clearance. possibly enough Z > travel to reach the table with W at full hight. My plan is to > electronically slave one to the other such that one is consantly keeping > in sync with the other. An upcounter/downcounter kind of setup. emc will > only handle one, the other just follows along. The slave's FE will be > monitered outside of emc. That was the plan before emc2 was even a > thought, and I'll be sticking to it. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
