Excellent example of Servo vs. Stepper vs. Feed Speeds. This is by John Dammeyer, developer of the Electronic Lead Screw Project: Electronic Lead Screw Main Page …now I did some experiments as a result of this posting
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Ballscrew related content
Couplers
From the ever popular CNCZone: Al_The_Man and Crevice Reamer: CR: Only 3 types of couplers offer true zero backlash connection: Solid. (which can cause problems unless PERFECTLY aligned, Helical, or Oldham. Helicals are basically solid couplers
Continue ReadingDual Closed Loop Control with KFLOP
The Dynomotion KFLOP controller can control 8 motor axis (either as 4 dual/slaved or 8 independent), complete with 8 dedicated hardware encoder channels (while any generic input could be used in theory for encoding, I
Continue ReadingExcellent Advice on Procuring CNC Components from 5Bears.com
A genuine great resource and build log: 5BearsCNC
Continue ReadingBall screw Mapping and Compensation
If you’ve done any investigation into ballscrews, you’ll see there’s a bewildering array of variables: metric/imperial, tolerance classes, pitch/lead, rotational moments of inertia, backlash compensation methods. One that may affect cut dimensions is the
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