Month: November 2017

Sieg SC4 Mini-Lathe!   (and a new project)

Sieg SC4 Mini-Lathe!   (and a new project)

CNC, Lathe
I (finally) bought a (slightly) used Sieg SC4 Mini-Lathe!    I installed the machine beside my milling machine until my new workshop is ready next year.   I spent the last weekend drawing & 3D Printing various lathe tools support in order to have a tidy setup for all the tooling. I'm planning to convert the mini-lathe to a CNC lathe in the near future.  I already started to shop around for various parts in order to establish a preliminary budget 2 x Nema 23 Stepper (279 oz/in), dual shafts so I can still manually operate the machine 2 x 4.2A @ 50VDC stepper drives 36V Power supply 1204 ballscrews for X/Y Allow for a future tool turret (ATC) prob. Nema 17 + few inputs  Encoder on the spindle (rigid tapping) MESA 6i25 + 7i76...