3DPrinting

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3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.

The r/functionalprint community is now located at: !functionalprint@kbin.social or !functionalprint@fedia.io

There are CAD communities available at: !cad@lemmy.world or !freecad@lemmy.ml

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1
 
 

I needed some film canisters for 120 film and turns out they're actually hard to find.

And when I did find models for them they had super thin caps so I decided to model one up with a better (IMO) method for securing the cap than threads.

Here's a link for those that want to check it out.

I also made a version for 116 film that's also in the link above.

Also if anyone has a roll of 220 film they could snag the dims of for me that would be great.

2
 
 

More noodling around with Overture glow PLA.

I tried to tweak the exposure a bit this time to make it look more like how you perceive it in reality.

3
 
 

...after an extended period of PETG, and I have to say I think my favorite part is after the print ends and the bed starts to cool off and the snap/crackle/pop of the piece coming off on it's own. Such a pleasant ASMR experience.

Highly recommend..

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Also chance to win lifetime free perks

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We wanted to turn these painted minis into tree ornaments, and this is what we came up with. I used magnets!

I'm also really happy about figuring out the print orientation: it prints with the flat front down, so the arch comes out great without supports. Here's a printables model page for it.

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submitted 3 days ago* (last edited 3 days ago) by dual_sport_dork@lemmy.world to c/3dprinting@lemmy.world
 
 

I'm finally getting around to messing with this stuff. Now I can balisong in the dark.

Step 2 is determining how badly all the particles of gumf in this filament negatively impact the mechanical strength.

Edit: I probably should have said this in the first place, but this is Overture green glow PLA.

The model is my Rockhopper balisong utility knife. Go check it out -- it's fully printable, even the hardware.

8
 
 

Hi all

I've made a detachable toolhead mod for an Ender 5 that uses an MGN12 linear rail on the X axis. It also assumes using an Orbiter 1.5 extruder. The idea is to be able to switch between 3D printing, lasercutting and very light milling easily. The main purpose is to be able to use the Ender 5 for PCB making and that is what the small drill unit is good enough for.

Let me know what you think and feel free to remix it for your own setup!

9
 
 

I made this custom case for my 3D printed spectacles:

Custom case

It holds the glasses by the edge of the frames, so the lenses are suspended above the bottom of the case without touching anything and no padding material is necessary to prevent scratching.

And being specially sized for those glasses, the case is no larger than it needs to be.

Did I mention that I love 3D printing? 🙂

10
 
 

Next week is the FormNext 2024 trade show in FFM. Are you looking forward to visiting it or watching news coverage?

Looking into it I notice that this year there is a noticeable fluctuation. To name one example: Duet3D isn't there this year.

11
 
 

Howdy all, so I've been looking to buy a 3D printer for a while now and now that I've got some money for it, ive been looking at the Ender 3 V3 SE as it seems to be a good sub $300 printer from the reviews.

However, I've heard that there were some bed leveling issues with it after a firmware update and I've been trying to find information if this has beem fixed or not yet.

So to anyone that has an Ender 3 V3 SE, has this been resolved? Is it ongoing? If it is, I'll likely buy something else as I'm just getting into 3D printing and I'd rather not tinker with it a ton.

12
 
 

This was an ornament I printed roughly 6 years ago. Being a Christmas ornament it spent most of those 6 years stored in my roof space.

Being in Australia this would have been subject to average temperatures of 30 to 35 degrees c but also peaks across summer approaching 70 degrees c. Also in high humidity.

The PLA crumbles into tiny pieces at the softest touch.

I thought it was interesting that PLA would start to break down in these conditions.

13
 
 

So, I'm trying to print some older models from thingiverse and I have discovered that basically all the files I want to print have glaring flaws in them.

Internal free floating structures, connector pieces and holes that are the exact same size... So on and so forth...

Do I need to learn a software like CAD or Blender to fix these? I seem to be able to do some basic stuff in Orca Slicer but it honestly seems like as much of a pain to modify the parts there as it would be to use a real software.

Is there one that's easier? I think I messed around with SketchUp once upon a time.

I am worried this feels like opening a can of worms just so that I can make a thing that already exists in a dozen forms better.

14
 
 

This guy is doing amazing work, just wanted to share here. His videos are also quite humorous too.

15
 
 

Hey y'all, I've been having issues with gaps forming between the outer layers of the print walls, and I'm not sure how to fix that. I thought it might be because of a clogged extruder, but the issue didn't get fixed when I cleaned it. I tried adjusting the E-steps, but smaller values caused blobs of filament to form on the outer walls likely because lower values overextruded the filament. Apart from the weird top layer and walls, the prints turn out perfectly fine, so it might be a slicer related issue. The printer is an Ender 3 pro with a bltouch sensor and upgraded marlin board + octoprint.

Here are some pictures of the issue, and a screenshot of the slicer settings:

Any help is greatly appreciated :3

16
 
 

I was lucky to spend 4 beautiful years with a Creality Ender 3 v2 that I modded to the brim and never failed to deliver quality prints. I never had to adjust, calibrate or tweak anything regarding print quality.

I upgraded today to a Sovol SV-08 because despite its qualities, the Ender 3 is too small and slow for my current needs.

However, the print quality is definitely not there (yet). Overhang quality is bad but I think I may be able to tweak it with filament temp and/or cooling. There's a bit of ringing but I can live with it. My main issues are the large holes in the hull.

Filament: Overture black PETG, 240°C, 24min print.

What should I try?

Thanks

Edit: most issues were solved by doing the following adjustments:

  • PETG temperature increased to 245
  • volumetric flow reduced from 17mm^3/s to 10mm^3/s
  • manually adjusting z-offset with the paper sheet method like on my old Ender3

There are still minor issues like overhang drooping and adhesion needs a bit more work but quality is now almost on par with my previous printer.

Thanks to everyone !

17
 
 

Hello, all!

I have been given an old 3d printer and I know very little about them. I did manage to get it leveled/calibrated/running and did a test print with little to no problem. I'm told it is a Prusa i3 1.75mm (or a "MK1"), however searching for information about it beyond the original manual has been very difficult. Specifically replacement parts to print/buy.

There is a fan on the back of the nozzle that has a shroud over it that has just absolutely snapped at some point. It's zip tied on at the moment and there's supposed to be a solid piece on the side but it has disappeared on me. I'd like to print another.

Does anyone know if this printer goes by other names or has an official model name? Everything I search up shows a bunch of MK2, MK3, etc. rather than this old thing. I'm also curious if anyone knows where I might find a model for that shroud.

Thanks so much!

Pics:

Printer

Fan

18
 
 

Klipper aborted the print with:

Heater extruder not heating at expected rate Transition to shutdown state: Heater extruder not heating at expected rate See the 'verify_heater' section in docs/Config_Reference.md

Before any of this started,I goobered my original Rapido, so I replaced it with a Rapido 2. It's been in the printer since April, but I haven't done a ton of printing with it. After the replacement, all was well for a while. At some point, Klipper started randomly tripping thermal runaway protection. The spikes were instantaneous, so I suspected a wire break. It wouldn't be my first and they're usually easy to find. I moved the tool head around trying to find it with no success. I pulled apart both cable chains (yay Voron) to look for the wire break and didn't find one. I flipped the printer updside down and connections at the MCU - everything was fine. I went through the hot end and inadvertently pulled the thermistor out of the m3 slug. Here's a stock photo:

Suspecting a potential wire break at the thermistor, I manipulated the wiring to no real effect. Inside the M3 bung was some dried white stuff, which I think was probably Boron Nitride Paste. I bought some more from Slice Engineering and reinstalled the thermistor.

Two things changed after this. First, the terminator seems to be reading lower than it did before. I say this because I have a ton more stringing than I did previously. Second, the temperature is no longer spiking but it is doing this high frequency oscillation thing now.

The oscillation only happens once the printer is moving quickly. If it's still, or moving slowly, things are fine.

Thoughts? I'm suspecting the thermistor, but would like to troubleshoot if possible vs just throwing parts at the printer.

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This is about a bad patent that is preventing slicers from making brick-layer prints that would increase strength enormously, despite the fact that there is clear prior art that has expired for nearly a decade. The patent is full of bad references to the prior art and clearly shouldn't have been approved - even if the person saying it isn't a lawyer, it's obvious.

The new bad patent from 2020 would keep the invention away for another 20 years, and do real harm to the development of 3d printing.

The creator asked viewers to share this with people in the FOSS slicer community. I don't know if that's anyone here, but lemmy is pretty FOSS-happy. Also the FOSS communities here might be interested to hear about how this patent is hamstringing development of FOSS features. I don't have the time right now to search through the communities so any crossposts would be welcome.

20
 
 

Any thoughts on this. It seems pretty obvious as a development once you get into it and there doesn't seem to be much difference between the new patent and the expired patent. Layer adhesion is the big Achilles heel of 3D printing after all.

21
 
 

Consider watching this video with FreeTube, a nifty open-source program that lets you watch YouTube videos without Google spying on your viewing habits!

Combined with Libredirect, which automatically opens youtube links in Freetube, it becomes really slick and effortless to use.

22
 
 

I find after this election that I have an unexpectedly pressing need to wave large obnoxious flags from my sensible fuel-efficient subcompact while I drive.

Has anybody got models, templates, suggestions for how to mount a stout pole to a hatchback? I’m thinking of some kind of tube on a short arm that I could close the rear passenger door or the cargo door on to hold it in place.

23
 
 

You might recall last month that I posted about my 3D-printed spectacles.

Enough people asked me for the files and for details on how to order lenses and mount them into the frames that I figured I'd release everything with instructions - and also redesign the hinges a bit so the temples fold more compact, something I meant to do for some time.

24
 
 

The filament came out during a print and I don't know what layer it came out at. I've spent a lot of filament on this print, so is there any way to continue it?

25
 
 

I have a Steam Deck, Switch lite with grip, Anbernic 351v, and Gameboy advance (The non clamshell one) that I want to store in my drawer, but also want to keep them tidy, well displayed, and unharmed at the same time.

I was thinking to 3d print insterts/molds of the consoles that I can just slip them in and out of, and was wondering what the easiest way to accomplish that would be.

Also, I tried to upload pictures but kept getting an error.

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