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« on: March 02, 2010, 11:59:07 AM »
I have never looked into a 4th rotating axis until lately and have some real basic questions. I have read several of the posts here but seem to be getting more confused rather than less.
1. Can anyone point me to some literature that explains coding concepts for an A-axis?
2. If I use a 10/1 reduced drive for the axis with 1.8 degree stepper and 10 microstepping I would use 20000/360 for steps per revolution, correct?
3. Do you express the A distance in degrees, circumference distance, or, can you do either?
4. Code example for: 1" diameter stock that you want to spiral at a 45 degrees ( move x 3.1416 inches and rotate A 360 degrees) like screw cutting.
5. Code example for: 1" diameter stock that you want to rotate A-axis 0.2 inches on the surface, do a sub routine to cut along the X-axis, then rotate A 0.3 inches.
If you can provide insight on any of the above it would be very much appreciated.
TIA
RT