Questions tagged [3d-models]
Use this tag for questions about 3D models.
205
questions
-1
votes
2answers
70 views
How do I compress 3D files
I'm trying to compress different 3D files, but find it difficult to find the right software to compress the file.
What are the most suitable 3D file compressors to compress 3D files like STL, OBJ and ...
3
votes
1answer
40 views
Face where there should be no face
When importing this .stl file in Creality Slicer another face appears in the middle when viewed in layered view. This face is not visible in my 3d modeling software Blender. I tried cleaning up the ...
0
votes
1answer
62 views
My 3D model is printing with missing parts when sliced in Ultimaker Cura
I have been working hard the last year on the model below. I am new to everything 3D that is modeling and especially 3D printing. I have however successfully concluded quite a good number of 3D prints ...
1
vote
1answer
96 views
Prusa MK3S 0.8 mm nozzle layers separating
I am currently printing a simple cup out of PLA (I will later anneal it). My nozzle is 0.8 mm and I'm using a 0.4 mm layer height. Unfortunately, the layers keep separating. They don't ...
2
votes
1answer
55 views
How can I include seperate Slicing Parameters in my 3mf file
I am trying to write a program that edits a 3mf file by defines different slicing parameters for different stls that I have previously merged into my 3mf file, but I am a little bit confused about the ...
0
votes
1answer
33 views
Sketchup designed “Block with hole” printed solid in Cura
When I export my SketchUp STL model to Cura it looks good in solid mode but in the layers mode some holes are filled up.
To find the reason why, I broke down the original model by deleting the parts ...
2
votes
0answers
42 views
Prusa MK3S Nylon&ABS print failures
I'm using Prusa i3 MK3S and every time I want to create a durable, impact resistant part, I use ABS/Nylon. The problem is, however, that when I print something small (of less than 1 cm width for ...
1
vote
1answer
48 views
Pile up objects and attach them for mass 3D printing
I'm completely new to 3D-printing. Because of Covid-19, my dad got a Dagoma Magis 3D printer and we are printing protective visors for hospital workers here in France.
We have been given a 3D model ...
0
votes
2answers
87 views
Can model used for 3D printing be later used for mold mass production?
I am working on a project that requires an enclosure that I am thinking to prototype using a 3D printer (which is pretty easy and overall awesome).
My question is simply whether this same model can ...
0
votes
2answers
40 views
Is there a spiral lid mechanism
I want to put a spiral lid on top of a container. When the lid opens, then the spiral mechanism will rotate into the container. Is there a name for this mechanism? If not, would something like this be ...
1
vote
1answer
105 views
Can this part be 3D printed?
I have an old air conditioner and most of the vent flaps/louvres are missing. I've modelled it in Solidworks, but can it be printed? Are the tips too small for 3D printers? It's about 14 cm long ...
0
votes
1answer
35 views
Meshlab creates weird bubbles when using poisson surface reconstruction
my task is to create a watertight surface out of a point-cloud (It's the model of a dam).
For this I'm using MeshLab.
First thing I did was importing the .ply-file into Meshlab and normalize it.
...
2
votes
1answer
103 views
3d scan matting spray
I want to scan a few ceramic items that are shiny and have multiple colors and found that using an artec 3d Spider that doesn't really work due to the shininess and thus want to use a matting spray or ...
4
votes
3answers
164 views
Very low strength of HIPS prints - Why?
I'm using a Prusa i3 MK3S printer. After ~8 months of printing PLA, PET-G, ABS I decided to buy some HIPS and print something with it. I cannot print >1 filaments at once, so I'm not using it as a ...
2
votes
1answer
48 views
Does having more curvier corners help warping more then smaller curves
I was experimenting with building an enclosure using fusion 360.
I was wondering if a part with rounded corners of a larger radius would warp less than smaller ones?
Also, any recommendation on ...
3
votes
0answers
55 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 ...
3
votes
1answer
120 views
Cura 4.4 missing object parts
I have this image in STL
But it seems cura skipped the lower panel entirely when slicing the STL.
The base is thick, as you can see here, but it is still missing in Preview, and Cura seems to ...
2
votes
0answers
183 views
CR10S Pro Pausing the print at a certain layer height
Im printing on a CR10S Pro and I can't find a way to pause the print at a certain height, to insert magnets into my print. Is there a way I can do this?
4
votes
1answer
209 views
Efficient way to create a “mold” of a solid object in Meshmixer?
Currently I have a model of a fingertip finished in my project, however, I would like to create some sort of "cap" that if printed would fit on top of that finger. Is there a good way to achieve this ...
3
votes
1answer
57 views
Convert ball-stick model to STL from the command line
I regularly have 3D models that consist of a Boolean union of balls and cylinders (molecule models, star maps, mathematical designs), that I then want to convert to a STL model for printing at ...
4
votes
1answer
91 views
Delete only invisible parts of faces
I have an STL made out of triangular faces that intersect themselves to create very complicated patterns. It also has a very messy internal structure. I'd like to remove the parts of the faces that ...
2
votes
1answer
51 views
How to make symmetric Low-Poly objects in meshmixer?
I've made low-poly objects using Reduce function in Meshmixer. My objects are symmetric and I want to keep the symmetry in the low-poly because it's more beautiful, But the software doesn't necessary ...
4
votes
4answers
1k views
Combining multiple STL files
I have a collection of STL files, each containing a separate moving part of an object I want to print. (Imagine a set of gears, or similar, that prints as a single object with multiple moving parts.)
...
2
votes
1answer
77 views
How to extract 3D information from a 3D model for calibration?
I made two "OBJ" 3D models of myself using Sense 2 scanner and using photogrammetry with Meshroom.
I would like to extract some information about myself to be able to scale the model properly and to ...
2
votes
0answers
51 views
Slicer is adding additional floor bed
I'm trying to print an architectural model of a house with 2 floors and a room on the roof. It was designed in SketchUp by a friend. I removed inner walls and floors to print it upside down to get ...
5
votes
3answers
2k views
Export STL as ASCII or binary?
When go to export a model using Fusion 360 or Meshmixer, I see that there are two options. Could the final model be affected by the format chosen at the time of saving?
0
votes
3answers
144 views
Can I order a 3D print of a 1 ml transparent container?
I'm trying to make a water insulated 1 cm3 (1 ml) transparent container and I bought some plexiglass, I cut and glued some pieces together but it looks really crappy and barely holds the ...
3
votes
2answers
200 views
Does acid dissolve PETG 3D prints?
I want to print a lemon squeezer and I would prefer to use PET-G. I don't know if it is safe to use, because lemons contain lots of citric acid. Does it dissolve PETG? I haven't found an answer ...
2
votes
1answer
192 views
Why do my prints have such a rough surface? (Taz Lulzbot Pro)
Model: Taz Lulzbot Pro
Things we tried to get it to work:
Tried both ABS and PLA Hatchbox brand
Uploaded new set of settings from another printer of the same brand that works using the hatchbox.
...
0
votes
0answers
34 views
3D printed object can't print straight upward [duplicate]
I have a weird problem, my object base starts good and then as the object goes to the next layers it is off centered. I have a picture to better explain.
1
vote
1answer
88 views
Getting started with converted STL to DXF [closed]
I converted the STL file through an online converter https://www.cadforum.cz/catalog_en/stl2dwg.asp
(I work in the program autocad 2017)
Now I open the resulting DXF and I donāt know how to work with ...
4
votes
3answers
228 views
Creating “pie slice” in OpenSCAD?
When making a cylinder, sometimes I need to only take a pie slice. I'm currently using this neat trick to make pie slices for angles under 90 degrees. However, I have need of a few angles over 90 but ...
3
votes
1answer
184 views
PET-G under-extrusion after changing the nozzle to a 1.2 mm d. one (Prusa i3 mk3s and PrusaSlicer v2.0)
PET-G is the main filament I use. I can achieve high quality of my prints with my Prusa i3 mk3s printer. Recently however, I've recently changed my nozzle from the default 0.4mm to the 1.2mm. I ...
4
votes
2answers
99 views
Printing non-commercial model to make money
If a customer sends me a non-commercial 3D model to print, am I allowed to charge money for the 3D printing process? I understand I cannot charge anything for the model nor offer it as a part of my ...
0
votes
0answers
31 views
How and in which slicer can I make different fill densities for different parts of the same figure? [duplicate]
How and in which slicer can I make different fill densities for different parts of the same figure?
5
votes
2answers
3k views
Is there a way to print with ABS without enclosure?
ABS is a very strong material, but it also has some downsides. One of them, which is the necessity of having a printer with enclosure, completely discouraged me from using it, as it would be a waste ...
1
vote
0answers
59 views
Importing Surface Colours along with .obj files in Fusion 360
I am currently involved in drone mapping and photogrammetry. I have taken some aerial images of a site from a drone, and have created a 3D map using DroneDeploy. I exported the 3D model from ...
15
votes
4answers
5k views
Do 3D printers really reach 50 micron (0.05 mm) accuracy?
I've always been wondering about the actual accuracy of 3D printing devices. When looking for the perfect machine to buy, I looked at the speed, price, filaments supported etc, but also accuracy. I ...
4
votes
2answers
727 views
Prusa i3 MK3S 3D printer PETG printing problems
I am using a new Prusa i3 MK3S 3D printer kit. I print lots of things using PLA and PETG.
After a week of great performance I noticed that when printing some objects with PETG filament I often ...
4
votes
1answer
50 views
Rule of thumb for small type
Is there a good rule of thumb for small type on 3d printed pieces?
Minimum type size?
Good typeface for accurate reproduction?
6
votes
2answers
1k views
Why is the printed object smaller than original model?
I am printing a small cylinder, but when the object is finished, it's smaller than the measures I used when create the model.
I used thincerkad to make a simple model, the measures are:
width: 90 mm
...
0
votes
2answers
287 views
Which 3D filament is 100% (or close to being so) food safe and non toxic? [duplicate]
I've recently bought myself a preassembled Prusa i3 MK3S printed and made my first projects. One of them was making a cup with my name on it. I want to use it to drink tea, water etc. I know, however, ...
5
votes
2answers
1k views
Should I include fillets on my 3d printed parts?
A fillet is like a rounded corner but on the inside of the corner.
Does it make a difference (structurally) to use fillets on a 3d printed part?
2
votes
1answer
90 views
How do I concave an image to create a 3D file for use in a 3D printer?
How can I print an embossed image in a concaved shape?
Like a big saucer. I will use this an a mold for a project.
So far I've found lots of software with huge spread of features. It's sort of ...
1
vote
1answer
75 views
3D printer and design software for creating propellers for a toy airplane/drone [closed]
I would like to begin designing and 3D printing propellers for both a toy airplane and drone that I own. I want to do this for experimental purposes.
I have never used a 3D printer nor have I used ...
4
votes
3answers
236 views
Set the overhang parameter in Blender 3D printing tool box
I'm working on a cube in Blender. I just deleted one of the faces (the top face) of the cube and added solidify to avoid non manifold edges.
In this case, when I check the design it shows that the ...
2
votes
0answers
101 views
3D Printing bevel gears [closed]
This is not entirely a 3D printing question, but closely related since I want to print parts for a prototype.
The problem : I need to create a mechanism with 2 parallel shafts, at some distance apart,...
0
votes
1answer
233 views
How to effectively eliminate stringing in 3D print
I'm having this stringing problem that happens when the machine moves and when it's not supposed to print that I still haven't effectively solved. I will try exemplify with the following image.
We ...
2
votes
2answers
87 views
Can a model change size when using a different filament type?
I printed a case for my phone, a Motorola G4 Plus. I found the model of the casing on Thingiverse
I just downloaded the model, used Meshmixer to check for issues, after that, opened Simplify3d and ...
4
votes
2answers
196 views
Is it possible to know which is the correct temperature range and speed for any model?
Trying to print a 3D model for my mobile phone, but I see that when printing the sides, being thin, increases the retraction and the recoil seems a little abrupt and makes a coarse sound.
I would ...
