At 07:31 AM 5/19/2008, you wrote: >Hi Clint > >Fascinating. No EMC2 doesn't do that with a stock install or even a >simple config change. This seems to me to be more like angling the tool >rest on a wood lathe and then using your finger to hold the cutting end >of the tool at a fixed distance from the rest. > >A non-trivial kinematics would allow you to skew the X in relation to >the Z. I don't think ordinary machine "home" is a useful way to think >about this. It would require quite a bit of change to the kinematics to >allow you to change the angle of the XZ relationship as simply as making >a couple of "zero here" button presses. I'm thinking that you'd have to >change values in the kins file and recompile for each angle. But then >you could compile several of these kinematics files and load the one >nearest to the angle you are trying to match. > >I presume that the reason you'd like an Z0 that is at an angle to the >actual path of X is that you have grooves and ridges and frilly stuff >along the length of the drum shell. Personally I a lot rather see you >handle the part program code in some sort of CAD/CAM or dedicated script >routine and leave the definition of the lathe as a lathe. I can imagine >drawing up a cross section of the shell in CAD and then simply rotate >all of it to the desired angle and press the make gcode button. > >Not much help. > >Rayh
Does the G68 command work on a lathe setup in EMC? Could have a macro to help pick up the two points and automaticaly set the work offset and calculate the angle. __________ Andre' B. Clear Lake, Wi. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
