Re: [Emc-users] possibly silly code question

2018-01-31 Thread Gene Heskett
On Wednesday 31 January 2018 22:17:59 Jon Elson wrote: > On 01/31/2018 10:18 AM, Kenneth Lerman wrote: > > Jon, > > > > I have one question I have that I haven't seen a good answer to. > > > > Why is there a need to do a second touch? Can't you just back off at > > low speed and see when the probe

Re: [Emc-users] possibly silly code question

2018-01-31 Thread Jon Elson
On 01/31/2018 10:18 AM, Kenneth Lerman wrote: Jon, I have one question I have that I haven't seen a good answer to. Why is there a need to do a second touch? Can't you just back off at low speed and see when the probe is no longer touching? As far as I know, the G38.2 function in LinuxCNC does

Re: [Emc-users] possibly silly code question

2018-01-31 Thread Gene Heskett
On Wednesday 31 January 2018 11:18:09 Kenneth Lerman wrote: > Jon, > > I have one question I have that I haven't seen a good answer to. > > Why is there a need to do a second touch? Can't you just back off at > low speed and see when the probe is no longer touching? > > I didn't see a significant

Re: [Emc-users] possibly silly code question

2018-01-31 Thread Kenneth Lerman
Jon, I have one question I have that I haven't seen a good answer to. Why is there a need to do a second touch? Can't you just back off at low speed and see when the probe is no longer touching? I didn't see a significant difference when I did some tests. Everyone seems to do it the way you're d

Re: [Emc-users] possibly silly code question

2018-01-31 Thread Gene Heskett
On Wednesday 31 January 2018 07:40:47 Gene Heskett wrote: > On Wednesday 31 January 2018 02:28:41 Marcus Bowman wrote: > > On 30 Jan 2018, at 22:58, Gene Heskett wrote: > > > I'll use a bit of this code to locate the backplate centerhole, > > > then the data logged by this, to drill/enlarge the b

Re: [Emc-users] possibly silly code question

2018-01-31 Thread Gene Heskett
On Wednesday 31 January 2018 02:28:41 Marcus Bowman wrote: > On 30 Jan 2018, at 22:58, Gene Heskett wrote: > > I'll use a bit of this code to locate the backplate centerhole, > > then the data logged by this, to drill/enlarge the boltholes in this > > backplate just enough bigger that I can skid