⚠️For .cn users, due to print profile out sync, please go to makerworld.com to download the latest version.⚠️
4 grams only. It is a PTFE bracket, using PTFE as a wiper.
Lower profile version is here if the extruder too low and hit the wiper bracket.
4x PTFE actively sweep 💩 out ! (whenever the nozzle hits the left wiper. See the action below.)
Upper PTFE is well above the nozzle level.
PTFE is virtually non-stick. No chance 💩 to hang on it.
Double PTFE V-cut wipers with optimal tilt angle effectively prevent poop from dragging out of the chute!
^^End of executive summary.
Printed in PETG or similar for heat resistance and good sweeping action flexibility.
Highlight features:
Effectively sweeps off the poop and wipe the nozzle.
Easy access to the chute for periodic or ad-hoc cleaning during printing.
First layer Lidar scan friendly. 😏
Bye bye 💩💩 Hardly stuck poop chute!
Wiper 360 (No PTFE insert yet. And it is also a 39mm cutting template).
PTFE cutting template 360. Good for startup. And you may need longer to achieve the best results.
Use template to create V-shape nozzle scraper and notched end insert.
(If you don't have any leftover PTFE, you can start with the minimal 1x 39mm and 1x20mm for the left wiper. Cut it from AMS for the time being.😏)
Notched end insert orientation. Longer/deeper side on the left hand side.
4x 39mm PTFE sticks sweep off poop effectively
The wiper itself is a template ~39mm
The reverse tilt arrangement allows for a good balance of purge volume space and also prevent poop from dragging out of the chute.
4x PTFE safeguard the top of the chute "flip plate" from getting 💩 hung up on it.
Base on my timelapse prints, prime tower seems no longer a must.
TIPS and troubleshooting:
Finally, test with the 2xCube print profile with AMS. Or try this multicolours Z-axis shield https://makerworld.com/en/models/773525 below.
Feedback:
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So long 2 months R&D, countless trials & errors, rough tests…..
https://makerworld.com/en/models/773525
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