Adding an A axis (rotary) and Driver for a rotary to RDC6442S-B(EC)

[jkwilborn (Jack Wilborn)]

I really like mine, but it wasn’t low cost… It’s a PiBurn 3, mine is discontinued, but they have a model 4, I think…

Here is the basic setup for a rotary…

Rotary attachment Help!

The setup for a rotary is relatively simple. There is a slight difference between a chuck and a wheel (roller) type rotary. You need to determine steps/rotation. This is found on the motor driver. Check the switch settings on the motor driver. [20211121_190227] Find the ‘chart’ that tells you how it’s configured… [menu] Determine the steps/rotation… mine is 2000 steps/rotation. For a wheel rotary, there is also a ratio between how many times the motor rotates to a single rotation of t…