I finally did it. I have planned it for several years, but finally got around to building the adaptor I needed and writing the code.
I hope you enjoy the video of me taking my first automated internal spline cuts.
[nomedia="http://www.youtube.com/watch?v=ucGMDjZXHB4"]YouTube- 4th Axis internal spline cutting. CNC automated. bridgeport peiseiler broach[/nomedia]