Questions tagged [3d-models]

Use this tag for questions about 3D models.

Filter by
Sorted by
Tagged with
0 votes
1 answer
29 views

Blender add-on "3D Print Toolbox" and MeshLab

Blender software has a nice mesh analysis add-on called ”3D Print Toolbox". It is making us give it a second look for our 3D printing workflow. On the other hand, MeshLab is very nice to have ...
user avatar
0 votes
2 answers
58 views

Best way to make a new model for custom part printing?

Looking to print a new part for a home appliance. There's going to need to be a new model created with the customizations made, but the model (after printing) will have to fit where the old part was. ...
user avatar
0 votes
1 answer
32 views

Method to easily connect objects that are slightly spatially separate in .obj file

I am interested in printing a brain that contains 696 parcels (i.e., chunks that break up the total brain). The .obj file was created such that each of these parcels are spatially separate. Do you ...
user avatar
2 votes
2 answers
85 views

Not printing the holes

I am new at this and maybe my model is not the best, I adapted it for another one actually. Can you tell me why I can't get the holes printed? I already checked the faces and they are all in the ...
user avatar
0 votes
1 answer
94 views

Which 3D printing material is best for floating designs?

I am trying to print a shape (e.g. square container) using clear resin. However, I am facing the problem of the design sinking when I put it water. I am right now trying to make it hollow from the ...
user avatar
2 votes
3 answers
89 views

Best practices for handling units for 3D printing with Blender

I've been trying to learn Blender as an additional tool for 3D printing (to prepare more organic or freeform models that don't lend themselves to a CAD style workflow I'm more used to), and one point ...
user avatar
1 vote
1 answer
51 views

Obtaining a smooth solid .stl from voxel data

I have a (preferably in matlab) 3D array of Booleans describing a voxel structure. I want to turn this into an .stl file but I don't want the final result to have the jagged cubes. I have tried ...
user avatar
0 votes
1 answer
140 views

Little help on this Cura slicing or model error?

The left part of the first picture is giving an inverted circle when lying flat, but the right part of the first picture is how it should be. Same STL for both slice orientations. I tried toggling ...
user avatar
  • 103
2 votes
1 answer
45 views

Deep ridges in all of my prints

I'm using an Elegoo Mars 3 printer. For some reason, all of my prints are now getting these deep ridges. each layer I can hear it peel away from the vat before it lowers again for the next layer. I've ...
user avatar
  • 21
0 votes
0 answers
31 views

API for checking manufacturability of 3D models

I am wondering if there is an API that can check for some basic (hopefully configurable) design rules such as manifolds, hanging edges, overhang lengths etc. for a given 3D model (say, in STL format). ...
user avatar
0 votes
1 answer
55 views

Can 3D printed bottle caps make a perfect seal?

I am using a Formlabs 3 resin printer and I am would like to create a bottle design with a cap. my objective is for the cap to completely prevent any liquid from going in or out of the bottle (even it ...
user avatar
0 votes
1 answer
43 views

Can you have a perfect seal to maintain moisture?

I would like to create a water chamber (Box) that maintains moisture. My main idea right to use a snap-fit model (Two faces). However, I feel that the areas where the two face snap-fit will allow air ...
user avatar
0 votes
1 answer
97 views

Can you snap fit 3D resin printed parts?

I would like to create something like a treasure box model. I want to print two parts: one is the base and the other one is the lid. However, I want them to snap fit together like LEGO pieces when ...
user avatar
0 votes
0 answers
31 views

How can I create a geometrical texture on a section of an STL file?

I have an already existing STL file of a car headlight but I want to add a specific raised geometrical texture, not just a PNG image but an actual texture that can be felt when it is 3-D printed. ...
user avatar
  • 31
0 votes
1 answer
85 views

How to fill big holes that Meshmixer couldn't inspect?

How to fill these holes in mandibular jaw in order to 3d print it?
user avatar
0 votes
1 answer
57 views

Meshmixer or Blender thickness feature

I ran the thickness gave these errors. Now what should I do to fix the errors with Blender or Meshmixer? Blender thickness analysis: ! With meahmixer: enter image description here
user avatar
1 vote
1 answer
110 views

Fluid resin gets trapped inside my prints

I have been printing a few props for tabletop gaming: a statue, some walls, wine barrels... and I've noticed that resin gets trapped inside. If it stayed firmly inside I wouldn't care too much, but a ...
user avatar
0 votes
1 answer
30 views

Editing stl files for unwanted multiple parts [duplicate]

I have a Creality CR-10S5 and am printing a large ocean liner model in sections. The problem I am coming up against is that when the person built the model, the 100's of portholes extend into the ...
user avatar
0 votes
2 answers
36 views

3D printing using only binary tensors representing parts

I need to 3D print several composites. The constituent materials are photopolymer resins. The composites are very similar to a Rubik's cube. Considering it that way, each voxel (every small piece of ...
user avatar
1 vote
0 answers
21 views

Model looks differently on one leg, has holes [duplicate]

I am currently trying to let someone print a 3D-model of mine for school. The model was made in blender. Everything works fine until the guy imports my model via ...
user avatar
  • 11
2 votes
4 answers
169 views

Can PLA be reshaped after printing if it is heated?

I want to make an anime-style figurine in Blender with long strands of wavy hair coming down from pigtails, similar to sailor moon, but more so. They are going to be extremely challenging to print in ...
user avatar
4 votes
2 answers
180 views

QR code 3D printing

Is it possible to 3D print a QR code? or to engrave it using a 3D printer? I tried to convert it to individual boxes but that takes too long and is very inaccurate. Is there a better way?
user avatar
  • 297
3 votes
4 answers
171 views

How can I convert a mathematically defined shape into a 3D printable G-code file?

Suppose I have the X, Y, and Z coordinates (either in a list or a function z = f(x,y)) that defines a shape as the one provided and I want to 3D print it with a solid bottom, is there an easy way to ...
user avatar
  • 31
0 votes
0 answers
72 views

Can Fusion 360 optimize topology using only struts and triangles?

I want to make a light titanium part which will be very visible and 3D printed. Can I force Fusion to use only struts like this? I realize it will limit the performance but in this application ...
user avatar
0 votes
1 answer
103 views

What are the best DICOM files to print 3D hearts?

I am working on a project to 3D print (models from) human hearts. I want to know if anyone has done it before using DICOM files.
user avatar
2 votes
2 answers
122 views

Low quality printing on tall 3D models

I have the FlashForge Dreamer NX which prints with good quality on small models. However, when the model is taller than 2 cm or 2.5 cm (around 0.8 or 1 inch), it really loses quality. Here there is a ...
user avatar
1 vote
3 answers
79 views

Can I build a 3D image of a warrior type character if I only have one image of that character from one frontal view

Ok I’m so new at Blender. Half the time it’s knowing what question you have to ask to get the answer you need... I want to make a 3D printable warrior type action figure but I only have one very ...
user avatar
2 votes
1 answer
133 views

My 3D printer shows inbuilt designs, but my designs are invisible

My designs are invisible on 3D printer LCD screen, i.e. the name of my design is showing up, but the part is missing and if I slice it with the software given by the 3D-printer company it works, but ...
user avatar
  • 23
5 votes
3 answers
193 views

How can I print a backlit keycap?

Using 3D printing I'd like to create a text oversized keycap that uses several strong LEDs to make the text light as red or green, depending on status. It's quite similar to what are called ...
user avatar
1 vote
0 answers
90 views

How to 3D view an OBJ or STL object given its URL?

I have OBJ and STL files generated by reality capture software and stored on a website. I'd like to send our users web links that will take them to a 3D object web viewer loaded with the corresponding ...
user avatar
1 vote
1 answer
95 views

Bottom layer exposure for prints placed directly on the bed (resin printer)?

I have an Elegoo Saturn Mono resin printer. If I make a 3D model that has a "sacrificial layer" on the bottom, and I place it flat on the bed, will the area in contact with e bed ...
user avatar
2 votes
1 answer
131 views

How thick should I make my walls for stable 3D printing on an Elegoo Saturn?

If I'm printing buildings that are about 2-3 inches high as scenery on my Elegoo Saturn, how thick should I make the walls? We're talking square boxy-type buildings with basic surface details. I don't ...
user avatar
0 votes
1 answer
58 views

Determine screw size needed from 3MF file(s)

I have a set of 3MF files to enclose a MacroPad. They have openings for screws that go through top then PCB then into bottom, but I've been unable to figure out the dimensions of the screws needed and ...
user avatar
3 votes
1 answer
398 views

Does it matter where I place my models on my Resin printer build plate?

I have a resin 3D printer, so I can print multiple models of a similar size without the overall build time increasing very much. So long as I stay within a set height range. Presuming that my build ...
user avatar
1 vote
0 answers
97 views

How can I fill in the gap in this model without this tessellation/deformation occurring?

To start off my apologies if this question seems somewhat unclear. For context I am attaching the images of the model and the modified version in TinkerCAD. My issue is that I cannot fill in the gap ...
user avatar
  • 11
0 votes
1 answer
123 views

How to print Lego bricks?

How can I print Lego bricks in order to make them attach? I need them to be standalone pieces. I use resin to print. My model is Elegoo Mars 3. What resolution should I use? Also, how should I color ...
user avatar
1 vote
3 answers
448 views

Converting a 2D black and white image to a 3D model for printing on Linux

Windows has its 3D Builder software which upon importing an image, converts it to a heightmap of the image, aka turning it to a 3D model that can be saved as an stl. Does Linux have software with ...
user avatar
1 vote
0 answers
20 views

How do you adjust for elevation and layers not sticking together?

My printer was working fine two weeks ago, I traveled cross country with it (making sure it was secure while moving) to a place of significantly lower elevation. Nothing has printed well since I got ...
user avatar
  • 11
0 votes
2 answers
134 views

Laptop keycaps for Asus UX31A

I broke 2 keys (i.e. left ctrl, enter) on my Asus UX31A laptop and it seems that this model is too old to find replacement keys. Is there any way I can find a 3D model of the needed keys to have them ...
user avatar
  • 101
0 votes
1 answer
123 views

I am getting bubbles and a bulge at the bottom layer of my 3D print

I am printing ABS on an Ender 3 printer at a temperature of 240 °C on the nozzle and 110 °C on the bed. I am getting the following result: Is there any way I can fix this?
user avatar
0 votes
2 answers
393 views

Fill hollow part of body in the 3D model

Sorry, I'm new in 3D printing and modeling and I need help. I bought a 3D model with a hollow part of the body that doesn't print on my printer normally (with very high resolution (layer is 0.12 mm, ...
user avatar
3 votes
2 answers
202 views

Creating a 3D modelled "mold over" an imported object

Let's say I've made a 3D scan of my face and managed to get that into FreeCAD. How might I then create an object (it's a mask, okay?) that conforms to the shape of my face, with a given thickness, ...
user avatar
2 votes
4 answers
85 views

Manual Color Changing

Ive been experimenting will multiple color filament but the colors a more or less blended. Is there are filament that goes from one color directly to another without having transition color ex. red to ...
user avatar
0 votes
1 answer
847 views

OpenSCAD render (F6) fails with "ERROR: CGAL error in CGAL_Nef_polyhedron3()"

I built a model and it previewed correctly. When rendering for STL export (F6), I got an assertion error: ERROR: CGAL error in CGAL_Nef_polyhedron3(): CGAL ERROR: assertion violation! Expr: e->...
user avatar
  • 4,398
1 vote
2 answers
66 views

Can 3D printer models be used in video game engines and vs versa?

If someone creates a 3D model of a character for 3D printing can I import that model into Unreal engine or Unity 3D for use in a video game? Also is the inverse true? Can I get 3D model of Mario and ...
user avatar
4 votes
1 answer
2k views

File too big to open in Tinkercad. How can I shrink it?

I need to shrink an STL file below the 25 MB threshold, so I can open it in TinkerCad. I don't care about quality, I just need it shrunk. How can I do this?
user avatar
2 votes
1 answer
113 views

Wrong calculation of E-parameter values

Hello dear Community, I am trying to print my first Box and I have a problem with the skin of the bottom layers. After finishing the slicing and while looking into the generated G-code I was wondering ...
user avatar
2 votes
1 answer
53 views

Considerations for placing STL on build plate

Being new to 3D printing, I have started printing different files from Thingiverse to better my experience. I have noticed on some YouTube videos that certain items/models/STLs should be oriented a ...
user avatar
  • 1,215
0 votes
2 answers
73 views

How to fill these squares easily

I have an array with holes that I have to fill with different materials. My question is there is an easy way to fill them directly? I tried array, array draft and it is annoying to adjust them. In ...
user avatar
  • 101
1 vote
1 answer
198 views

3D model with errors when exporting to Cura

I 3D modeled a cartoon car using Blender, mostly using add and subtract with boolean tools. When I export to Ultimaker Cura, I get these cuts along the model. Does anyone know why this is happening? ...
user avatar

1
2 3 4 5 6