Unanswered Questions

503 questions with no upvoted or accepted answers
5
votes
1answer
326 views

Makerbot Smart extruder+ heat block and nozzle question

I am looking for information on the smart extruder+ heat block and nozzle? I have looked online and from several forums come to the conclusion it is either a MK10 or MK11 assembly. Can anyone shed ...
4
votes
0answers
67 views

Marlin 2.0 Firmware temperature jumping on LCD when trying to configure UBL

Flashed Marlin 2.0 on my Folgertech 2020 Prusa i3 variant. Calibrating seems to have gone smoothly until I tried to set up UBL. Saved the mesh into EEPROM with the ...
4
votes
0answers
513 views

Connecting 128x64 OLED to BIGTREETECH SKR mini E3

I'm trying to connect a 128x64 OLED display with the SH1106 driver for the BIGTREETECH SKR mini E3 printer controller board which uses the 32 bit STM32f103RC MCU. Note that it works fine with my ...
4
votes
0answers
68 views

Academic research behind hot end design?

Does anyone know of any academic research behind 3D printer hot end/liquefier design? All I’ve found is papers on liquefier dynamics where they model polymer flow and go so far as to compare the ...
4
votes
1answer
6k views

Upgrading to higher torque extruder motor creality ender3

So according to E3D customer service, the V6 is designed to have higher back pressure than the MK8. This leads to underextrusion with PLA and all kinds of problems unless you increase the temp by 30&...
3
votes
0answers
28 views

Ender 3 v2 intermittent print problems

I bought an Ender 3 v2 in January 2021 for my second printer. I have had an Ender 3 for two years and love the quality it prints. This new printer has been plagued with issues since day one. Creality ...
3
votes
0answers
20 views

Marlin is restarting when pins 5 Vcc are enabled and has a servo motor connected (RAMPS 1.4)

My printer uses an ATMega 2560 with a RAMPS 1.4 shield, A4988 stepper drivers and a 2004 controller LCD interface. The PSU is 360 W (12 V, 30 A). I bought a BLTouch for my printer, but when installing,...
3
votes
0answers
20 views

What can cause the center of the bed to be higher than the sides?

I find it impossible to level the printer recently. I read a couple of articles on bed warping but that refers to having the center of bed lower than the sides (collapsing on its own weight warm up ...
3
votes
0answers
42 views

Why are so many bed surfaces black? Would white help?

It occurred to me after recalling cooling problems in the layers near the bed that many popular build surfaces (e.g. BuildTak clones) are black, which should radiate the most heat - onto the part ...
3
votes
1answer
126 views

Ender 3 V2 Extruder getting hot

I'm still fairly new to 3D printing; got my Ender 3 V2 for Christmas last year. Recently the tension arm in the stock extruder snapped, so I bought and installed an all-aluminum replacement. My first ...
3
votes
0answers
162 views

What are ways to avoid heat creep?

Printer configuration and many settings affect heat creep. Heat creep stopping extrusion doesn't necessarily involve melting the filament too high above the nozzle. All it takes is making the ...
3
votes
1answer
78 views

Over extruding and feeding gear is grinding Ender 3 pro

This issue is completely leaving me lost, my printer extrudes too much and leaves blobs yet the gear will just suddenly start grinding as soon as it begins to fill in the outline of my print. The ...
3
votes
0answers
101 views

Retraction fine but recovery occasionally just doesn't happen

I'm having issues with retraction. My printer prints very well normally, but has an intermittent problem with retraction: the retraction itself always happens, but sometimes the subsequent recovery ...
3
votes
0answers
168 views

Does it matter what kind of FEP film I use for my SLA printer?

I have a Phrozen Sonic Mini printer, and of course I'm eventually going to need to replace the FEP film on the resin vat. Is there anything I need to take in to consideration when buying some ...
3
votes
0answers
77 views

Print copy of real life object, starting with .mpo file or files

I want to make a 3D printed copy of a real object. I have access to a Nintendo 3DS which is capable of making 3D .mpo files. Is there a straight-forward method to convert these into a 3D printable ...

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