Questions tagged [3d-design]
3D design (or modelling) is the process of creating a three dimensional digital representation of some object that, for instance, can be 3D printed.
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How to move body to origin using center of body?
I have a few bodies and I want to move them together so that the center of it is moved to the origin. I don't think the bodies when selected together have the correct center I'd want as I don't think ...
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Designing compressible camera mount
I am looking for some ideas, I am mounting an ov9281 camera sensor (https://www.inno-maker.com/product/cam-mipiov9281/) with an m12 lens in a waterproof box. I have designed a mount with snap fit ...
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Print detents for potentiometers
Problem: Detent potentiometers (think potentiometers with haptic feedback) are expensive and I need like 15 of them for my project (maybe 4-5 different detent levels, which means no bulk discounts :/ )...
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3D printer G-code problem
I am currently doing a DIY 3D printer using RAMPS1.4 and it works as I have tested all X, Y and Z axis including the extruder extruding filament. I have jogged all the axis using Pronterface Software. ...
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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 ...
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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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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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How do I run wires for an LED through my print?
I am just getting into printing and would like some direction on my current project. I am building a display cube, and I would like to have an LED light on both the left and right sides. The battery ...
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Define PrusaSlicer infill modifiers in STL/3MF?
I use a procedural 3D animation package (SideFX Houdini) for my 3D object design. After exporting my design to STL then importing to PrusaSlicer, I manually place modifier objects to adjust the ...
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How would this OLED be mounted if in a commercial device?
I am making homebrew electronic items and I'm using this OLED, a 0.96" SSD1306 Module; very common in the Arduino world:
If someone were making a commercial device with this and designing a case,...
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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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Inserting steel dowel pin into hole with interference fit
I'm building a product which requires a dowel pin inserted into a plastic piece. I'm planning to 3D print the plastic piece with nylon (must be nylon for biocompatibility), but the tolerances won't be ...
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Tool for modifing STLs?
I'm looking for a tool to modify STL files to make changes, before printing it. I know that it exists, but I don't know the name of the software.
For example, I have a STL file for a ball and I want ...
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3D printing a part without experience in 3D design
I have a height-adjustable table, but the height cannot be adjusted as a gear in the motor has worn out cogs and it will not spin. The motor is functional so the only thing I need is to somehow get a ...
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Design Considerations for Large Overhangs
When designing for 3d FDM printing, I'm wondering what is best practice for items with large overhangs which cannot have (or would be fairly impractical) support structures. Consider my following ...
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How can I conveniently render a sliced .3MF, .STL etc as a solid model for Finite Element Analysis?
This may sound ridiculous but I'm looking for help regarding turning sliced models such as this...
...into something that can be subject to Finite Element Analysis. Note that I'm interested in ...
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Is a thermoplastic's glass state relevant for 3D printing extrusion?
From my understanding of FFF 3D printing, the glass state is usually used to heat the bed for better first layer adhesion. Other than that, does the extruder keep ex:PLA in a glass state for any ...
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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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What is the difference between allowance and tolerance?
I have to have a pin fit in a hole, and there needs to be a gap so the pin can turn freely. Can I make the pin smaller by changing the tolerance? Oh, and my parts often have "elephant foot"...
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How to take in account tolerances when coupling
I'm quite new to 3D CAD and printing.
I own a Dremel 3D45 and I use FreeCad / Ultimaker Cura as softwares.
My question is pretty simple.
Say you have to make one object with a pin and another with a ...
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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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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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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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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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Can you fillet the base of an object without needing supports? Is there a recommended radius?
I am currently adding a fillet to the base of an object (the plane that's touching the bed) and I was curious if the radius of the filet contributed to any mis-prints. I've had luck so far but was ...
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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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Adjustable Angle for a 1.5 inch OLED screen
I have a 1.5 inch screen, and I would like to create an adjustable angle plate for the screen, similar to Game boy advanced (shown below)
Does anyone know how the mechanism works?
By any chance, is ...
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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 ...
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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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Tips on incorporating a robust hinge
I'm working on a gadget a bit like a jewelry box. I want the lid on a hinge. Are 3d printed hinges robust enough for daily use long term? Perhaps with a metal pin?
I want to incorporate the hinge into ...
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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 ...
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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 ...
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How Do I Determine The Appropriate Magnet Strength For A Tight Seal On A Box
I want to use magnets to hold the lid of a box down tight enough to keep it relatively airtight (along with a rubber seal etc.), but I am not sure what strength of magnet to use, that will still allow ...
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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 ...
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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 ...
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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 ...
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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. ...
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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 ...
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3D from 2D picture options
If I want to make 3D printable objects out of my old drawings, what are my options? Do I need to redraw the entire thing in 3D or is there a better way?
This is an example of the sort of pictures I ...
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Best way to put a serial number on a 3D print
I want to put in a date and serial number that would be difficult to erase or change. Is it better to print in the number or engrave it in with a laser engraver.
Material will be anti-bacterial PLA.
...
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How do you marry two object's holes in Freecad? 3D printing a drone
I am 3D printing a drone and I need very good tolerances for the holes so the arms and motors align correctly.
I have two sets of 4 holes for two solid objects (Imported as STEP)
I want to align the ...
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Any way to have slicer make a stronger lattice work?
I'm trying to 3D print a lattice work or truss, basically some beams forming a rectangle and additional beams forming the diagonals and where those beams cross, they should be fused. So, something ...
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Why does my print have extra layer(s) which keep moving parts locked?
I just bought & received my first 3D printer and built it and tried my first print on it.
It is this printer ELEGOO Neptune 2S
I printed the following item (chip clip) as a test.
The top of the ...
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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 ...
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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 ...
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How to add tolerances/gaps in OnShape?
When printing parts that fit together, there's a need to offset them from each other with a slight gap to provide for the printer tolerances. It's possible to take that into account from the very ...
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Is there anyone now permanently living in 3D-printed houses or buildings?
Are the following statements still true, or are they now out of date?
[3D printed architecture] The problem is this: No one has been able to successfully take the leap from printing a fancy art ...
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What foundation designs are adequate for a 3D-printed one-floor building larger than 200 square meters?
With the increasing price of lumber and construction materials in the U.S., 3D-printed houses become a more viable way of building houses. Designing the foundations of mini-houses isn't difficult. ...
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How to create a 3D model as mold for a 4-legged animal with parallel legs
I am new to 3D printing, and new to mold design.
I played around with a model from Windows Paint 3D library:
And I realized that it would not be easy to 3D print a mold out of this.
First of all I ...
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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 ...
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