Re: [CAD_CAM_EDM_DRO] Re edm software

Can't the feed be 'slaved' to the current flowing in the
arcing-circuit, like a plasma height control? Except the
feedback is inversley directed to the Feedrate Controller;
as the current increases (over a specified amount) the
feedrate will be slowed down.

RayHex

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> From: TomP <tomp_tag@...>
>

<snip>

> It is possible to run EDM and use a feedrate, but it is

very inefficient.

> Feedrates are not good for EDM. EDM is a dynamic

process that envelopes

> the CNC, not the other way around. If the CNC is in

charge, the process will

> suffer. The process has to be primary. The ideas like Lag

are bad for EDM.

> Merely stay on course, but the position on that course is

entirely process

> governed. Retraction along the course is common. The

progress along the

> course is more like a cha-cha than a feedrate.