3D Printing Stack Exchange
3D Printing Stack Exchange

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1500 questions
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3 answers

Which type of extrusion problem?

I'm a novice in 3D printing. I have a Lulzbot Kittaz 3D printer with a hexagonal hot end of 0.35 mm. I have printed a test subject, and while I was printing I encountered this extrusion problem. I'm using ABS with 230 °C hot end temperature and…
Veda
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Do I need a heated bed for printing PLA in an enclosed printer?

I am planning on building a large enclosed (Cartesian XY-Head) 3d printer. I want to keep the inital build time minimal and it is very likely I would need to build the ~50x50cm heatbed from scratch, because it doesn't exist in ebay. The enclosure…
allanlaal
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4 answers

Keeping my filament spools from getting knotted?

This is something I've ignored for awhile, but it keeps cropping up, and occasionally, if the filament snags real good, it can mess up a great print half way through, etc. Basically I have my filament spools hanging on a PVC pipe mounted directly…
BrainSlugs83
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4 answers

Is it possible to make a hermetic sealed 3D Printed case?

I am wondering if making an hermetic box is feasible using 3D printer. The box would be a cube with a front face removable, with screw and sealing joint to close it. I searched for different materials, however, none talks about hermiticity.…
dudu721
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Ultimaker original X-axis not moving - possible electronics problem

I'm writing this question here hoping someone will be able to help me with the fixing process that I'm currently involved in! Last week during a printing session my Ultimaker original unexpectedly stop working. The problem was on the extruder step…
riccardo trevisan
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1 answer

How do I set the G-code buffer size on Marlin?

I am reconfiguring a Printrbot Simple Metal that has been retrofitted with a RAMPS+Arduino Mega running Marlin, with a fairly slow feedrate due to mechanical and quality limitations. I am finding that upon cancelling a print where something goes…
nanofarad
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2 answers

What material can I use to make my own cake molds?

I would like to make custom cake molds. I've asked about this in a few stores that specialize in cooking equipment, they said this wasn't possible. I wonder if 3D printing makes it possible. It would require a material that is food-safe, as per…
S.L. Barth
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9
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What is the life expectancy of the Kossel?

I'm considering buying this package, the Kossel, as my first 3D printer. It's not the cheapest model, but apparently a high resolution and stable, which is what I'm after. The question is, what is the life expectancy of this printer, given the…
S.L. Barth
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9
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4 answers

What criteria do I need to be aware of when buying a 3D printer for personal use?

I'm interested in designing & 3D printing as a hobby (e.g. printing chess sets, small toys for family etc.) Conducting a Google search has brought up a range of small, cheap printers, but beyond that I don't know how to differentiate them. E.g.…
user191
9
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1 answer

Using auto-bed leveling, do I need to initiate G29 before every print?

Various methods to scan the top surface exist to improve the bed adhesion to prevent prints to come loose from the bed during printing: e.g. BLTouch and clones or inductive and capacitive sensors/probes. In order, for the print head, to use this…
0scar
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How to utilize/calibrate print fans for PLA?

At the moment, I am thinking about print fans that cool the plastic when printing. I am not asking about the design of the fanducts, which might be a whole book on its own. I would like to know how to find out the best application of print cooling…
kamuro
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What can cause a sudden and dramatic loss in the inter-layer registration of my prints?

Suddenly, my printer has started producing prints that have a very pronounced layering. Normally, the alignment between layers is very good, and the prints look very smooth. Suddenly, the prints have become much worse and the layers are misaligned…
Tom van der Zanden
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How to optimally make a 3D model of an object using photos?

I would like to obtain a 3D model of my insoles. I tried to scan it with 123D catch but finding reference points is difficult because the insole is black. How could I improve the scanning? I attach a photo of the insole to show its not easy shape. I…
FarO
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How to set a new homing position using software and/or slicer without changing hardware end-stop?

Before the question, here is my setup; Prusa i3 (with mainboard Mks Gen v1.2) Repetier as slicer Marlin source code My main task is to convert my 3D printer into a chocolate printer. I have replaced the filament extruder with a chocolate…
Sener
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Water does not flow through 4 mm hole when there is a small amount, how to let water flow through small hole even when there is low pressure?

I have a 3D print where there are 5 holes with a diameter of 4 mm in a cup, and I would like liquid to flow through all 5 holes at once while slowly draining the cup (by slowly I mean: just take a few seconds and not drain instantly). Therefore the…
Jacob Welin
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