Fan & extrudrboard holder for bq prusa i3 hephestos

If you have an ExtrudrBoard (dual stepper driver board) it can be used to expand the RAMPS so it can drive an additional 2 steppers

.

How this part was made:

  • Downloaded the original fan holder from bq homepage
  • Cut the bottom to make it smooth (in Netfabb)
  • Part repair (in Netfabb)
  • Imported the part into OpenSCAD
  • Added four mounting brackets for ExtrudrBoard
  • Rendered and exported to STL

Example gcode file is intended for a bq Witbox printer