Questions tagged [3d-models]
Use this tag for questions about 3D models.
312
questions
4
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How can I create a mold for an atypical shape for 3D printing using Fusion 360?
I have an STL file of a bone, and I want to create a mold to fill in with bone cement for a drilling exercise.
However, a midline cut through the mold doesn't work as the bone is atypically shaped. I ...
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0
answers
28
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Prints failing and there is resin hardened on the build plate in areas with no model on Elegoo Mars 3 Pro
I have been printing for years and I have no idea what is going on now. My prints are not coming out and random areas of the build plate have hardened resin where there should be nothing. These are ...
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1
vote
0
answers
23
views
Does anyone know why Meshmixer does this when I bring a brush to a figure? [closed]
Does anyone know why Meshmixer does this when I bring a brush to a figure?
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1
vote
1
answer
38
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Is there software that allows generating the vertices of a 3D model from a math function and adjusting them dynamically?
I want to print a solid of constant width, and I have defined its shape as trios of math equations in two variables: X(u, v), ...
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1
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0
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62
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How to find the weakest point of a model?
I would like to use some kind of simulation software to test my model and find the weakest points for example when pressed or stretches from different angles or positions. Under different loads or ...
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2
votes
1
answer
230
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How to add a 2x2 mm hole to a SCAD file?
I'm trying to modify this code to create a small 2 mm x 2 mm hole on the short side of the box (to fit 2 wires coming out of a battery):
...
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4
votes
1
answer
490
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Issues with slicer creating gaps with surfaces that are not in the model
I have an odd issue with Creality Slicer 4.8 (Cura slicer?)
It wants to cut up my model and add surfaces that do not exist in the model.
These screenshots are without infill or support:
Wire mesh ...
- 153
0
votes
1
answer
81
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How to I give my mesh object (STL/OBJ) a flat surface?
When scanning objects like sculptures using Kiri Engine (photogrammetry) often the bottom is open. What I currently do after exporting to OBJ, is opening it in my RevoScan app and use the "fill ...
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2
answers
111
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How to design for parts that slot into each other
I want a cable management tray for my height-adjustable desk.
I came up with the following design: CableManagementLarge
It appears to fit nicely in CAD but when printed the parts don't fit nicely. You ...
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0
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0
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57
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Problematic 3D models that will collapse while being 3D printed by SLA technology
I'm working on an algorithm that predicts the probability of collapse for 3D models while being 3D printed by SLA technology.
I'm looking for some 3D model that will collapse while being 3D printed. I ...
- 203
2
votes
1
answer
51
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SuperSlicer model malfunction?
I just want to print this shower curtain ring:
For some reason SuperSlicer doens't like the circles and after slicing the model looks like this in preview.
What is the issue with the slicer? Is there ...
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0
votes
1
answer
88
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Help me diagnose these print problems?
I produced a cube model (XYZ) using a printer to test its capabilities. Could someone offer guidance concerning the issues visible in the image?.
Printer Used : Createbot F430
Slicer Used: Simplify ...
- 27
0
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0
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46
views
Printing hollow shell with concave recess ("fill plug") -- Cura automatically fills in "fill plug"
I am trying to print a hollow shell from a mesh I generated in Blender.
The model itself has zero-thickness and I am using Cura "walls" option to create the print. However. The model is ...
- 101
0
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0
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205
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Android app to view and measure dimensions of STL?
I have received an STL file from a designer.
This file can be 3D printed after slicing.
However, I am far from home and from the printer so currently it is impossible to print this model.
I wish ...
- 165
0
votes
1
answer
58
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print a model with an hole in it - Entina tina 2
What's the size of the smallest hole I can print?
I would like to print something similar to a paper with 1 mm (estimated size) hole/gap in it.
I think I will use an Entina Tina 2, but I don't know if ...
0
votes
1
answer
62
views
3D scanning parts that don't stand on their own
All the scanners I have seen, are scanning objects that stand on a platform. What about something like a plastic part which doesn't stand on it's own? for example this plastic piece I broke on my ...
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0
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165
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Why Cura refuse to slice this object?
I downloaded this SpaceNavErgoStand_for Space Navigator NB USB from Thingiverse. But Cura 5.3.1 refuses to slice it:
I'm aware I can file a bug report, but before I'm kindly asking here if there is ...
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0
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76
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Interlocking and joints for 3D printed structure, tips&types
I'm a student and I need to 3D print a structure for a research. I know nothing about mechanic parts, joints and interlocking so I hope someone could help.
The diameter of the whole structure is ...
-3
votes
1
answer
86
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Best materials for printing mountains
Can you suggest me some good material choices for printing some mountains models for educational and fun purposes?
My goal is to mantain the best accuracy without spending too much, I have many models ...
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votes
2
answers
65
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Create a 3D-Model out of a 2D-Stack of microscopic planes and analyze it according to volume, side faces and number? [closed]
for my graduation project I have to compare cells in a 3D- Model to one another in regard of their volume, side faces and the corresponding forms and their numbers.
First, I have about 300 Tif-Files ...
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2
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3
answers
163
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What is the best way to print an action figure?
I have created an action figure and would like to print it.
Anyway, I am not sure the best way to print it, the action figure can be printed only once but the duration is 10 hours. If I separate the ...
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3
votes
2
answers
193
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STL exported through Blender not watertight
I created a box in Blender and exported that into an STL file and it seems to be failing to render the correct walls. The box looks like this:
But when I open it in Cura, it looks like this:
Is ...
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0
votes
1
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61
views
Science/engineering journals with high impact factor
What are some science/engineering journals on the topic of 3D printing with high impact factor? To publish a paper about the analysis of 3D models before printing them.
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3
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1k
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Is it possible to stack multiple models on each other using Cura if the top of the model is not flat?
I'm using a Creality Ender 3 printer with 1.75 mm PLA filament. The print model has a 0.8 mm thick rectangular base. The design contains a couple of shapes (mainly circles and a cross) that stick out ...
- 163
2
votes
0
answers
45
views
Surface gaps in 3D print
The print needs to be 1 layer thick as it is a plane part. Even with supports, layer gaps like in image appear. It would be nice to have supports for it but the software is treating the object as if ...
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vote
1
answer
87
views
Is it possible to have very high resolution 3D scan with not too expensive scanners?
I don't really know much about 3D scans and so on, so I'm just curious about it. I need to scan objects with different forms and I want to know which level of details I can reach during the scan. For ...
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2
votes
2
answers
531
views
Do bevelled corners hold any practical advantages or disadvantages over square ones for blocky functional prints?
I'm producing a series of brackets to allow a laser cutter to be reliably positioned on a waste board\spoil board in that has a measurement grid on it, and to allow a honeycomb bed to be reliably ...
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0
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15
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Plastic for casting? [duplicate]
You mix 10 % clay with 90 % quartz sand, fill a wooden box 1/3, then insert your wax model which includes a funnel, then fill the rest of the box with more clay and quartz sand. After heating to about ...
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8
votes
4
answers
1k
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How to add magnets to 3D print mid-print?
I would like to add neodymium magnets during print. The model, which I would like to print, has fully enclosed holes made for placing magnets.
I added pause on layer (...
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2
votes
2
answers
909
views
Is there a conventional scale for 3D printing models?
Is there a convention for the scale of the 3D printing STL files that are shared online and/or expected by 3-D printers?
I found a model on Thingiverse that is useful for my project, a connector that ...
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1
vote
1
answer
114
views
Print falls off the bed the majority of the way through a print
I have an Anker Make M5, and I am trying to print something that uses the majority of the build height, its roughly a 7 h print, I got an alert 6 h in that there was an error, checked and the print ...
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4
votes
1
answer
119
views
Cut a Möbius strip in four parts with interlocking
I'm a beginner with OpenSCAD. I use to work with Rhino, but I have no more license and the new Fablab I'm working with uses OpenSCAD, so I'm learning OpenSCAD now.
The picture below shows what I want ...
2
votes
1
answer
82
views
How can I incorporate text in my model?
I feel this is a relatively simple thing, but I am having some difficulty. The model is simple. It is 2 x 127 x 28 x π mm. It has one corrugated side and all others flat. The non-flat side has a flat ...
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0
votes
1
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50
views
Which software would be best to model these types of parts (needed for cubicle repair)? [closed]
I'm in need of printing some replacement parts for cubicles, and the image included with this post contains most of the parts we are need of replicating.
I read this helpful infographic on different ...
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1
vote
2
answers
208
views
Is it possible to build a sponge-like surface using 3D printing?
I am new to 3D printing. I own jewelry stores and want to 3D print my jewelry packaging for rings, necklaces, and bangles as in the picture below:
I have two main problems:
Is 3D printing capable of ...
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1
vote
1
answer
2k
views
Meshmixer create solid
I have this .stl that I downloaded and I need to create a solid of this 3D. However, if I click "Make solid", it doesn't work.
How can I do? I think the problem is the black layer but I don'...
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1
vote
2
answers
394
views
Can you 3D print an electrical connection
I am trying to create a two-piece snap-fit or joint using a 3D printer (Resin). After that, I plan to coat the joint with a conductive spray and create an electrical connection when the two pieces are ...
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2
votes
1
answer
364
views
Stepper motor D shaft to Lego axle adapter
I am working on a prototype and I have a need for a motor shaft to Lego axle adapter for use with a stepper motor.
My overall project entails controlling a stepper motor using C# via USB connection to ...
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1
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2
answers
164
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Commercial use? 3D scans of museum artifacts
I run a non-profit designed to expose high school students to 3D printing and entrepreneurship. The concept is based on pop-up shop-style sales of 3D printed trinkets, toys, artifacts, etc.
Can I ...
0
votes
1
answer
395
views
Software to Pose and Export FBX Character
I am a beginner and looking for software to easily pose a 3D character, which I currently have in an FBX file, and export the pose to an OBJ file.
For example, I could move the character's arm upward, ...
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2
votes
2
answers
523
views
Any way to print all the layers of a 3D (STL)?
I'm looking for a way to slice up a 3D model and then get the profiles of each individual layer. I need to 2D print the different layers (with the layer height that I define) for a Styrofoam craft.
...
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0
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1
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109
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 ...
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2
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75
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. ...
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votes
1
answer
40
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 ...
2
votes
2
answers
439
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 ...
0
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1
answer
855
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 ...
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2
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3
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267
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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 ...
1
vote
1
answer
393
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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 ...
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2k
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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 ...
- 103
2
votes
1
answer
156
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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 ...
- 21