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[Résolu] Small pieces are moved by the print head  

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Jimmy
(@jimmy-6)
Active Member
Small pieces are moved by the print head

Hello,

I wanted to print this USB C cover.

I am totally new to this and just more or less blindly tried it... at about 50% of the print the part moves and the print basically fails.

How do I prevent this from happening?

Best Answer by JoanTabb:

You don't give us any details of filament, temperatures, layer height, etc. so my Crystal ball says Probably poor first layer or contaminated heat bed. 
do you have any of the failures to hand, what does the first layer look like? Pictures help. 

can you save a project file, then Zip compress the resultant file, and attach the zip file to your next post, please?

 

Publié : 06/08/2022 6:13 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
RE: Small pieces are moved by the print head

You don't give us any details of filament, temperatures, layer height, etc. so my Crystal ball says Probably poor first layer or contaminated heat bed. 
do you have any of the failures to hand, what does the first layer look like? Pictures help. 

can you save a project file, then Zip compress the resultant file, and attach the zip file to your next post, please?

 

I try to make safe suggestions,You should understand the context and ensure you are happy that they are safe before attempting to apply my suggestions, what you do, is YOUR responsibility. Location Halifax UK

Publié : 06/08/2022 11:21 pm
Jimmy
(@jimmy-6)
Active Member
Topic starter answered:
RE: Small pieces are moved by the print head

Sorry! It was definitely a first layer/contaminated heat bed issue. I cleaned the bed and only used about 50% speed for the first 2 or 3 layers, which helped a lot. Doesn't really matter how big or small the piece is at if everything is done right, I think.

Thanks for your answer though! I am not as new as I was yesterday now 🙂

Publié : 07/08/2022 8:05 pm
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languer
(@languer)
Estimable Member
RE: Small pieces are moved by the print head

@jimmy-6 - I also use a brim in nearly every small piece to help with adhesion. And if the piece is quite "thin" I may also increase the heatbed temp a few deg to help even more. One last thing; for "thin" tall pieces the orientation matters so the part is not rocking back and forth with the Y-axis movement. - And yes a clean heatbed is always the #1 solution to adhesion problems 

Publié : 14/08/2022 4:59 pm
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