Piper 2 3D Printer (CoreXY design based on EMT conduit pipes) US version

thingiverse

Version 2 of the printer was released. Check out https://www.thingiverse.com/thing:3294998 for more information. A new upgrade using 12mm rods and 10 mm GT2 belt has been published at https://www.thingiverse.com/thing:3051204. [Update: New versions of wire holders on X carriage] [Update: Replaced Z Roller.stl with Z Roller.v1.1.stl, which includes added holes for tensioning screws] [Update: Added missing gantry-Z Rod Nut Holder.stl] [Update: Added bed mounting brackets and extruder mounting brackets] [Update: Added gantry-X carriage-dual extruder mount fan blower.stl] This is the initial release of Piper 2, a new 3D printer. My previous printer, Piper 1.2, is currently available in two designs - one for US users at https://www.thingiverse.com/thing:2966295 and another for UK EMT conduits at https://www.thingiverse.com/thing:2999885. Instructions for assembling the printer and BOM can be found at https://piper3dprinters.com/?page_id=397. Piper 2 was showcased at ERRF 2018, and an interview with Matthew Snow's YouTube channel is available, showing Piper 2 in action at https://youtu.be/ybxNmI4ZSYw. You can also check out his channel at https://www.youtube.com/channel/UCZJCjdW8YlYcXnwTX2Al28Q/featured. Piper 2 printing at 180 mm/s is demonstrated here: https://youtu.be/Mqc5MaeZ7E4. Calibration cube with Cura slicer from left to right, speeds are 100, 120, 150, 180, and 210mm/s, using jerk=7 and the latest Marlin 1.1.9. Printing quantities include: Frame-joint bracket.stl - 36 Frame-2x corner.stl - 2 Frame-3x corner.stl - 6 Frame-Z 2x corner.stl - 2 Frame-Z motor holder.stl - 4 Frame-Z Motor stand L.stl - 2 Frame-Z Motor stand R.stl - 2 Frame-Z support.stl - 8 Gantry-motor mount.stl - 2 Gantry-idler inside.stl - 2 Gantry-idler outside.stl - 2 Gantry-motor inside.stl - 2 Gantry-motor outside.stl - 2 Gantry-X carriage-Extruder Holder.stl - 2 Gantry-Y carriage.stl - 4 Gantry-Z Bracket.stl - 8 Gantry-Z_Rod_Nut_Holder.stl - 4 Z Roller.stl - 4 Enclosure-base cap.stl - 2 Bed mounting bracket 2.stl - 4 Bed mounting bracket.stl - 4 Extruder holder base.stl - 2 for each extruder Universal pipe bracket.stl - 2 for each extruder Electronics Enclosure walls were cut on CNC from 5mm MDF, which is why step files are provided. Join the Piper 1 builders group on Facebook at https://www.facebook.com/groups/258663638022956/.