BDJILKA - 28BYJ-48 drived lightweight carriage for D-Bot (2020 Y guide)

thingiverse

13.05.2019 changed 5015 fan mount and nozzle 08.04.2019 changed angle of 5015 fan, added bottom fixture to rail carriage Rail can be top or bottom of profile. Sources included I bought these motors [here][1] [1]: http://buyeasy.by/cashback/view/pn1agmnckf5ou2ovc7sff5mf7co13wuw/?to=https%3A%2F%2Fru.aliexpress.com%2Fitem%2F28BYJ-48-DC-5-4%2F32944937475.html%3Fcv%3D0%26af%3D208%26aff_platform%3Ddefault%26cpt%3D1550345755924%26afref%3D%26sk%3DccfBY4yg%26aff_trace_key%3D4fdaee87e50f4687b3162fbe80cddb2b-1550345755924-08068-ccfBY4yg%26cn%3D43pn1afvcu8xw7slbxvqe22neqn9eu5u%26dp%3Dv5_43pn1afvcu8xw7slbxvqe22neqn9eu5u%26terminal_id%3Dec3e41dde24d481189b945da6ac8c158 28BYJ-48 must be changed to bipolar https://hackaday.com/2014/07/29/changing-unipolar-steppers-to-bipolar/ Test case for this drives: https://www.thingiverse.com/thing:3432494 <b>Videos</b> Nozzle 0.4, layer height 0.2 : https://youtu.be/48Q6w46tLd4 <b>Approximated BOM:</v> M3x8 - 2pcs (2 motor fix) M3x10 - 9pcs (2 optical endstop, 2 wire guide, 4 belt fixture,1 idler bearings) M3x12 - 13pcs (2 5015 fan detail, 2 bltouch, 2 bltouch detail, 4 MGN12H carriage, 2 support bearings, 1 "in" detail) M3x16 - 8pcs (4 back plate fix, 4 4010 fan) M5x10 - 1pcs (spring) M5 nut - 1pcs (spring) M3x20 - 2pcs (2 e3d v6 fixture) M3x25 - 6pcs (2 5015 fan, 2 front detail, 2 belt tensioners) M3 washers M3 nut - ~36pcs Spring for Ultimaker hotbed MK8 gear (9x5x11mm) 3pcs 623zz bearings 28BYJ-48 5V stepper drive e3d v6 extruder 5015 fan 4010 fan PTFE tube Optical endstop <b>I use it with</b> - TMC2208 drivers, current 110mA <b>Slicer settings:</b> Infill and Travel speeds - 150 mm/s <b>Marlin settings:</b> DEFAULT_MAX_FEEDRATE { 150, 150, 4, 80 } DEFAULT_MAX_ACCELERATION { 3000, 3000, 100, 100 } DEFAULT_ACCELERATION 3000 DEFAULT_RETRACT_ACCELERATION 100 DEFAULT_TRAVEL_ACCELERATION 3000 DEFAULT_EJERK 3.0 tensioner_inner.stl and wire_guide.stl is compatible with NickRimmer's carriage https://www.thingiverse.com/thing:2590868 Material: PETG/Copet or ABS Thanks Ukrainian 3D printer community and mrStump ) Previous versions are in the "obsolete" subfolder.