Ender 3 pro nozzle cleaner for creativity direct drive hotend
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a nozzle brush holder with a compliance mechanism to clean the nozzle gently.
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Updated at source:
Model information
- Source
- Printables
- Category
- Creality Parts & Upgrades
- License
- Creative Commons — Attribution — Noncommercial — Share Alike
No additional hardware is needed to install this mod (except the brush). Compliance design enhanced the longevity of the nozzle life.
this is the hotend I am using, u may need to modify the brush location for other hotend: https://www.creativity3dprinter.com/ExtruderKit_CoolingFan_MK8DirectDrive?search=direct%20drive%20ender&category_id=0
Please see the below video of G12 code in action.
20240207: I have another version which is mounting on y-axle: https://www.printables.com/model/754714-ender-3-pro-nozzle-cleaner-for-creativity-direct-d
Below is the Gcode of my G12 command for your reference:
######################################################################
# Clean Nozzle
######################################################################
[gcode_macro CLEAN_NOZZLE]
gcode:
G12
[gcode_macro G12]
gcode:
G90
#G25 ; home "X" axis
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
M106 S200 ; turn fan on
G4 S100
G0 X230 F9000 ; leave the brush
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X248 F9000
G0 X240 F9000
G0 X170 F9000 ; leave the brush
M107 ; turn fan off