But how is it done then? I mean you wouldn't want X and Y moving on you when you accidentally turn the spindle while tightening the drill chuck. Yet it appeared your turned the tool and the XY axis moved.
Thanks john > -----Original Message----- > From: Sam Sokolik [mailto:[email protected]] > Sent: March-08-20 9:02 PM > To: Enhanced Machine Controller (EMC) > Subject: Re: [Emc-users] Non-circular boring. Linuxcnc style. > > The spindle has a 36 tooth gear with quadrature gear tooth sensors. So only > 144 counts per rev. Partly why it is so noisy. > > On Sun, Mar 8, 2020, 10:30 PM John Dammeyer <[email protected]> > wrote: > > > Cool. > > How is this done? As I recall your spindle didn't have 1000 pulses per > > rev or anything. Does it just calculate the current angle of the spindle > > and then send motion commands to XY? > > Thanks > > John > > > > > > > -----Original Message----- > > > From: Sam Sokolik [mailto:[email protected]] > > > Sent: March-08-20 8:18 PM > > > To: Enhanced Machine Controller (EMC) > > > Subject: Re: [Emc-users] Non-circular boring. Linuxcnc style. > > > > > > Exactly > > > > > > On Sun, Mar 8, 2020, 10:16 PM John Dammeyer > <[email protected]> > > > wrote: > > > > > > > So was it using the spindle position as you turned it manually to move > > X > > > > and Y? > > > > John > > > > > > > > > > > > > -----Original Message----- > > > > > From: Sam Sokolik [mailto:[email protected]] > > > > > Sent: March-08-20 7:09 PM > > > > > To: Enhanced Machine Controller (EMC) > > > > > Subject: [Emc-users] Non-circular boring. Linuxcnc style. > > > > > > > > > > Using eoffset functionality - I created a small hal component that > > > > > calculates a polygon based on the tool orientation - moving x and y > > > > > accordingly.. It is based on work that andy did on his lathe. > > > > > > > > > > You enter tool radius, number of sides, inscribed radius of the > > polygon. > > > > > (still a work in progress - I don't have a way a easy to set the > > tool or > > > > > polygon orientation.) > > > > > > > > > > based on this formula > > > > > https://math.stackexchange.com/a/41954 > > > > > > > > > > I forgot to copy my current code off the machine.. will this week. > > > > > > > > > > https://www.youtube.com/watch?v=c9tWtEG1Exc > > > > > > > > > > _______________________________________________ > > > > > Emc-users mailing list > > > > > [email protected] > > > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > > > > > > > > _______________________________________________ > > > > Emc-users mailing list > > > > [email protected] > > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > > _______________________________________________ > > > Emc-users mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
