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Ligament management  

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bert.v6
(@bert-v6)
Eminent Member
Ligament management

Now the ligament spools are parked in the cradles, the ligaments get kind of tangled with the x-axis spiral wrap.
How do you deal with that?

Opublikowany : 19/11/2017 11:11 pm
JoanTabb
(@joantabb)
Veteran Member Moderator
Re: Ligament management

hi Bert,

I have my filament reels on a shelf with ptfe tube guiding the filament to the extruders, see the pictures below

there is a break in the bowden to prevent back feeding causing the filament to come off the reel sides and tangling

regards Joan

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

Opublikowany : 20/11/2017 1:03 am
bert.v6
(@bert-v6)
Eminent Member
Topic starter answered:
Re: Ligament management

Hi Joan,
That is a nice idea.
I thought the filament is hygroscopic.
Is there no need to store the spools in a container?

Opublikowany : 20/11/2017 4:55 pm
ir_fuel
(@ir_fuel)
Estimable Member
Re: Ligament management

Not needed for simple PLA.

PVA, that's a different story.

Opublikowany : 20/11/2017 8:40 pm
PJR
 PJR
(@pjr)
Antient Member Moderator
Re: Ligament management


I thought the filament is hygroscopic.
Is there no need to store the spools in a container?

Ideally, you should store it sealed with silica gel, but you will be OK without for a few weeks. PLA will "go off" when it gets damp; it's quite obvious when this happens. The extrusion will become a little porous and the temps will need increasing.

Peter

Please note: I do not have any affiliation with Prusa Research. Any advices given are offered in good faith. It is your responsibility to ensure that by following my advice you do not suffer or cause injury, damage…

Opublikowany : 20/11/2017 8:43 pm
bert.v6
(@bert-v6)
Eminent Member
Topic starter answered:
Re: Ligament management

I have more or less folowwed Joans idea. I have the spools on a shelve under the printer.
But, the PTFE with the filaments inside, still mess up with the spiral wrap.

@PRUSA, there must be a beter way do deal with this?

Opublikowany : 29/11/2017 4:58 pm
ntdesign
(@ntdesign)
Reputable Member
Re: Ligament management

A guy on thingiverse had this brilliant idea:
https://www.thingiverse.com/thing:2483029

I made myself one of those (and added a few alu strips to stabilize). It works very well, the filament is fed slightly above the wire harness.

Opublikowany : 29/11/2017 9:38 pm
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