Re: [Emc-users] Compensating periodic errors

2010-03-28 Thread Gene Heskett
On Sunday 28 March 2010, Dave Caroline wrote: >Gene I use an "angle dekkor" when at the last job using the dividing >plates I made some bad gears, >So some diagnosis was done. > >Simple method was use a digital vernier over an arbitary number of >teeth set zero rinse repeat around the gear setting

Re: [Emc-users] Compensating periodic errors

2010-03-28 Thread Dave Caroline
Gene I use an "angle dekkor" when at the last job using the dividing plates I made some bad gears, So some diagnosis was done. Simple method was use a digital vernier over an arbitary number of teeth set zero rinse repeat around the gear setting 0 whenever it was -ve after another lap you will see

Re: [Emc-users] Compensating periodic errors

2010-03-28 Thread dave
On Sun, 2010-03-28 at 09:46 -0400, Gene Heskett wrote: > On Sunday 28 March 2010, Dave Caroline wrote: > >this would also be useful for worm to wheel errors in rotary talbes > > > >Dave Caroline > > > And it wouldn't absolutely require a home switch if the table is homed at > 0:0, that should be r

Re: [Emc-users] Compensating periodic errors

2010-03-28 Thread Gene Heskett
On Sunday 28 March 2010, Dave Caroline wrote: >this would also be useful for worm to wheel errors in rotary talbes > >Dave Caroline > And it wouldn't absolutely require a home switch if the table is homed at 0:0, that should be repeatable enough. Next Q though Dave: what sort of a device would on

[Emc-users] Compensating periodic errors

2010-03-28 Thread Chris Rhodin
Hi, Is there a way to compensate for a periodic position error? I see the screw compensation, but it looks like it's intended to adjust for errors over the length not per revolution. Chris Rhodin -- Download Intel® P

Re: [Emc-users] Compensating periodic errors

2010-03-28 Thread Dave Caroline
this would also be useful for worm to wheel errors in rotary talbes Dave Caroline On Sun, Mar 28, 2010 at 10:22 AM, Chris Rhodin wrote: > Hi, > > Is there a way to compensate for a periodic position error?  I see the > screw compensation, but it looks like it's intended to adjust for errors > ov