Homebrew PCBs

Oh, that is bad. I have only worked with a couple of heidenhein 
controls and never felt they were too good.  But it seems as though 
you have a system in place to make it work for you so thats cool.

Chris





--- In Homebrew_PCBs@yahoogroups.com, "Andrew Mawson" <andrew@m...> 
wrote:
> --- In Homebrew_PCBs@yahoogroups.com, "lcdpublishing" 
> <lcdpublishing@y...> wrote:
> > ANdrew,
> > 
> > Sorry if this has already been asked/covered, but are you using
> these 
> > drills on a CNC machine?  If so, does that machine have tool 
length 
> > offsets?
> > 
> > If so, wouldn't it be easier to measure the tool length and 
change 
> the 
> > offset than to change the physical length of the tool to match 
the 
> > offset?
> > 
> > I am just starting to tinker with PCBs on my CNC router so I am
> just 
> > trying to grasp the overall process that others are doing with 
PCBs 
> > and CNC machines.
> > 
> > Chris
> 
> Chris,
> 
> Yes it's a Bridgeport Interact 1 using a Heidenhain TNC151 
controller 
> (1987 vintage), and although tool offsets can easily be set at the
> time 
> the code is generated they cannot be set 'on the fly' for programs 
> longer than the memory can hold, which have to be 'drip fed', it's
> also 
> a problem when a drill breaks and another has to be inserted 
> having 'paused'.
> 
> AWEM