Re: [Emc-users] OT: X-Y query

2019-01-13 Thread jrmitchellj
I always reference the fixed jaw. As good as the vices are, the moving jaw can twist slightly if the work you are clamping is not square. As far as which corner of the jaw you reference to, do what you are most comfortable with, the machine will obey the command set you send it On some parts I

Re: [Emc-users] OT: X-Y query

2019-01-13 Thread dave engvall
Not just to be contrary I use the upper left corner of the vise. However, I do admit the upper right is more logical.  For Z my travel so short I don't worry about reaching the bed. Dave On 1/12/19 9:41 AM, Stuart Stevenson wrote: Gentlemen, I always set up my machines with the home

Re: [Emc-users] OT: X-Y query

2019-01-12 Thread Stuart Stevenson
Gentlemen, I always set up my machines with the home position at the - X positive limit (or close) Y positive limit (or close) Z positive limit (or close). This gives me all negative values in the work piece offset registers. Z up is the most important to me. If I tell it to go home

Re: [Emc-users] OT: X-Y query

2019-01-12 Thread Jon Elson
On 01/12/2019 03:43 AM, Roland Jollivet wrote: On Sat, 12 Jan 2019 at 07:40, Jon Elson wrote: On 01/11/2019 11:20 PM, Roland Jollivet wrote: I have an old KTF-30 King Tun Fu drill-mill that I use a lot. But on this machine, X0Y0 is at top right, as in rotating your graph paper 180deg on the

[Emc-users] OT: X-Y query

2019-01-12 Thread Roland Jollivet
On Sat, 12 Jan 2019 at 07:40, Jon Elson wrote: > On 01/11/2019 11:20 PM, Roland Jollivet wrote: > > I have an old KTF-30 King Tun Fu drill-mill that I use a lot. But on this > > machine, X0Y0 is at top right, as in rotating your graph paper 180deg on > > the table. > > > > > > Since machines and

Re: [Emc-users] OT: X-Y query

2019-01-11 Thread Jon Elson
On 01/11/2019 11:20 PM, Roland Jollivet wrote: I have an old KTF-30 King Tun Fu drill-mill that I use a lot. But on this machine, X0Y0 is at top right, as in rotating your graph paper 180deg on the table. Since machines and especially CNC machines don't care about orientation of axes, why

[Emc-users] OT: X-Y query

2019-01-11 Thread Roland Jollivet
On a piece of paper, one might draw a graph, with X0Y0 being at the bottom left. And it looks like, and this is my query, most CNC machines use X0Y0 at the front left of the table? I have an old KTF-30 King Tun Fu drill-mill that I use a lot. But on this machine, X0Y0 is at top right, as in