BDJILKA – 28BYJ-48 Drived Lightweight Carriage For D-Bot (2020 Y Guide) 3D Printer Model Free Download

Description Files (23)

Summary

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

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

Videos
Nozzle 0.4, layer height 0.2 : https://youtu.be/48Q6w46tLd4

Approximated BOM:

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

I use it with

TMC2208 drivers, current 110mA

Slicer settings:
Infill and Travel speeds - 150 mm/s

Marlin settings:
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.

5015.stl	519.2KB
back.stl	852.0KB
belt_fix.stl	201.3KB
bltouch.stl	404.7KB
bltouch_spacer.stl	249.0KB
endstop_body.stl	165.9KB
endstop_flag.stl	4.1KB
front.stl	4.2MB
idler.stl	959.5KB
in.stl	169.1KB
in_PC4_01.stl	234.5KB
lock.stl	912.5KB
motor_washer.stl	497.1KB
nozzle.stl	88.4KB
nozzle_with_fix.stl	235.7KB
out.stl	3.2MB
sources.tar.gz	15.1MB
support_gears_stands.stl	168.5KB
tensioner_inner.stl	152.0KB
tensioner_inner_crossbelt.stl	155.1KB
top.stl	494.1KB
top_spacer.stl	277.4KB
wire_guide.stl	225.3KB

BDJILKA – 28BYJ-48 Drived Lightweight Carriage For D-Bot (2020 Y Guide) 3D Printer Model

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