RichRap 3DR - Semi-Utilitronic Industries edition

Compared to RichRap's our 3DR has 8 mm smooth rods instead of 6 mm, metal arms, E3D hot end, different electronics/LCD (RAMPS & RepRapDiscount Full Graphic Smark Controller), and an autolevelling system.

3D printer parts and enhancements

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See RichRap's wonderfully detailed guide here:

Source files

RichRap's 3DR - Modified for 8mm Rod and 20mm Box section (Squared Wood, Extruded Aluminium or Box Section Steel -

- with the following changes/additions:

LM8UU carriages - modified from RichRap's original Sketchup file (;

Effector with autolevelling - started with and added E3D mount and then hinge and bridge for autolevelling (see OpenSCAD file);

LCD case -;

LCD hinges -;

spooler -;

RAMPS mounts -

Materials and methods

Print 3 of each of 3DR_Bottom.stl & 3DR_Top.stl, and 1 of each of the other STLs.

For hardware/vitamins see:



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7e2eccae7312eca6f811334e5a312b29?default=blank&size=40David West added this to the 3dr collection ago
Mini yy102014 09 02 17.21.501Greg Colbourn published this design ago