Laser Cutting Tolerancing

February 17, 2023 Hosted by Parker Dillmann, Stephen Kraig

They may be known for being electrical engineers but on this episode, Parker and Stephen dig into the more mechanical aspects of their current projects

MacroFab News

  • May 4th, Bringing back the MacroFab meetup.
  • MacroFab moved into the new headquarters and we already produced our first products!

Checker Battery Box

  • Materials arrived Monday, will need to weld it
  • Designing for laser cutting / welding

New Project Car - 2021 Chevy Express 4500

  • RV / Camper / Tow Rig build

The CNC is coming together!

  • Finally got all of the extrusions
  • Been taking my time and savoring it.
  • Have to rearrange basement to get everything to fit
  • 4 rounds of buying hardware
  • What remains
    • Get the drive electronics
    • Get the ball screws
      • SFU2010 - 2000mm and 1950mm for the X and Y axis C7 grade
      • Dual x drive - slave axis
    • Build the electronics cabinet
      • NVEM ethernet stepper controller.
    • Run all of the wire management
  • 8020 3d printed cable management
    • First attempt is good but needs some adjustment
    • Probably too tight
    • Add tabs that will allow you to turn it by hand when in the slot
    • Add some features that slowly allow it to engage with the slot instead of all at once

Hosts: Parker Dillmann, Stephen Kraig

Special thanks to whixr over at Tymkrs for the intro and outro!