Northland Tool Blog
Fanuc Robodrill Spindle Rebuild

Fanuc Robodrill Spindle Rebuild

Possible cause of failure:

  • Front bearing is worn
  • Taper has 12 microns runout
  • Spindle has been crashed

Repair action:

  • Clean, inspect overall dimensions
  • Replace bearings
  • Kiss grind taper
  • Adjust preload, balance, assemble and break in
  • Final quality control inspection