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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11
votes
1answer
874 views

What's a good way to secure bushings in a 3D printed part?

I'd like to secure bushings in 3D printed parts. They would be used for a drilling jig. I've seen heat-set inserts, but they've all had threaded interiors. The best idea I can come up with is printing ...
5
votes
6answers
3k views

STL to STP CAD Conversion

Does anyone know of a good way to convert a 3D print file, like STL, to STEP - a useable file format for plastic injection molding companies? I have tried to convert the files through a couple of ...
5
votes
1answer
1k views

Can the `render` function be used to speed up rendering?

I am designing a moderately complicated piece in OpenScad. It renders fast enough in preview mode (1s). But when i do a full render so I can export to STL, it takes ages (In the 10s of minutes) I ...
2
votes
1answer
420 views

TinkerCAD Align to Odd Shaped Object

I have an odd-shaped object (I'll call it "A") that I have imported into a TinkerCAD drawing. Its dimensions do not align to any specific size, and therefore I can't really use the grid lock to help. ...
4
votes
2answers
723 views

How to modify 3D model of body?

I'm relatively new in the field of 3D printing and design. By now I've created and printed some technical objects with TinkerCAD, but now I've a task, which I don't know how to solve. I have the ...
1
vote
1answer
2k views

How to automatically add support and “base” to the model I am printing?

Most of time my prints fail due to lack of support and "base" for the 3D model. I'd like to know if there is any software that can automatically check my model, and add support and a "base" to it, if ...
3
votes
1answer
171 views

How to draw cube with cone (Dreidel like), using Onshape?

I want to draw a cube with cone using Onshape. I need the cone to "shave" the corners of the cube, till it gets to the middle point. This is diagram I made: What is the best way to do it?
8
votes
3answers
434 views

Are there any “best” or at least “common” practices to handle allowances in OpenSCAD code?

I'm designing a few mechanisms with OpenSCAD, and one of the parameters that need adjustment between printers/filaments is allowances between pieces that need to be assembled together (for example, if ...
6
votes
2answers
294 views

Are 3D printed gears applicable for industrial use?

Are 3D printed gears applicable for industrial use? I want to print some gears with ABS. What will their lifespan be? How long will they last if I use them, for example, every day?
1
vote
2answers
209 views

Fusion 360 M3D Slicer

I have created a design with fusion 360. I tried to print it with my M3D Pro printer but it seems the designs have a flaw. If I try to print the bottom part, the second layer is wrong. It seems to ...
7
votes
2answers
452 views

SVG to STL conversion to make symbols recognisable for visually impaired users

I work on communication devices for people with disabilities that prevent them from speaking. This can be anything from a board with symbols on, to a relatively sophisticated app. Some potential ...
4
votes
2answers
226 views

How to remove internal part of a hex grid

I am modelling a few cut templates to be used on an hexagonal grid (honeycomb) material using OpenSCAD. Basically, from a reference cell, I need to select all cells that are within a given range and ...
3
votes
3answers
800 views

How to concave a cylinder with Onshape?

If I have a 3D cylindrical extrusion (in Onshape), how can I scoop, carve, or indent a concave/parabolic curve in one of the ends? The yellow surface is the target. Here is the basic shape I'm ...
4
votes
2answers
143 views

My print did not turn out as I expected. Where can I start troubleshooting?

I am trying to modify this thing. It's prints OK, but there are some design choices I don't like, so, since the previous makers uploaded their source files, I tried my hand at Sketchup. My latest ...
2
votes
0answers
81 views

Mesh modeling - remove parts of a mesh using a uv map

Any idea which software they use to get the honeycomb pattern? I just read a nice article about the “Design of a Patient Specific, 3D printed Arm Cast”. (https://knepublishing.com/index.php/KnE-...
16
votes
2answers
6k views

How do I 3D-print fair dice?

As 3D printers become more and more reliable, their prints get better and better. But FDM printers do have their problems too: you print tiny ovals that smooch together at the edges, and infill makes ...
2
votes
1answer
75 views

A free simulation program

With some of the items I am designing I would love to put them through a simulation. Like crushing, for example. I want to know how well my object can handle any situation I put it through so I can ...
4
votes
2answers
1k views

Slicing adds holes/cracks to my object

I recently got started in 3D printing but here's an issue I can't seem to find a solution for (I don't know what exactly to look for). Here's what I did: I used InkScape to convert an emoji in to a ...
6
votes
3answers
1k views

Printing Object in multiple parts

Is there any software/methods to automatically splice objects into multiple pieces sort of like a jig saw puzzle so that I can combine them together and bypass the build plate size limit? As an ...
2
votes
1answer
1k views

Could I 3D print an airbrush? [closed]

Could I 3D model and print a working airbrush in PLA?
4
votes
2answers
2k views

3D Builder is Saying “One or more objects is invalidly defined”

Currently, 3D Builder is telling me "one or more objects are invalidly defined. Click here to repair." What is this and what does it mean? When I click it, it totally messes up my model (I can't tell ...
2
votes
2answers
812 views

How to draw kossel delta corner in fusion 360?

I want to draw kossel delta corner in fusion 360 for 2040 aluminium extrusion like on picture below, but cant find a way to actualy start, I draw 3 side polygon and 20x40mm rectangle but cant go from ...
1
vote
1answer
234 views

can the intel sense “xyzprinters 3dscanner” work on amd prossessors anyway?

i ordred a xyzprinter 3d scanner today on ebay, bechause i through it would work with my quick new windows 10 pc setup. but when i tested the scanner compability i downloaded here now, it says that ...
3
votes
2answers
2k views

Make a nose cone in Fusion 360

I am new to Fusion 360 and I think I'm going straight to something complicated. Is there a way to make a nose cone for a model rocket? What tools would one you to accomplish this?
2
votes
1answer
224 views

Designing back plate for Ring Doorbell [closed]

What is a good tool to use to design a back plate for a Ring Doorbell? The shape will essentially be a wedge shape, tilting the doorbell to the side and down a bit. I'll need to iterate over a few ...
6
votes
2answers
2k views

How to make an object hold water

I made a tea bowl, but it leaked when making it in PLA... What are the key points to keep in mind when designing and printing an object that is intended to hold water using an FDM printer?
4
votes
3answers
545 views

Looking to use 3D printing to make a master plate for rubber stamp vulcanizing

I am an art rubber stamp maker, using a vulcanizer to make art rubber stamps from molds that are usually created with a magnesium plate. The normal process is to send artwork off to an engraving ...
0
votes
3answers
391 views

Which 3D printer is good for beginners? [closed]

I was looking for some advice on which 3D printers are good for someone who is just getting into 3D printing? I have been looking at the Anet A8 on ebay but not sure if they are any good or not. ...
4
votes
1answer
776 views

How to “paint” a mesh on a stl/obj

I have almost 0 experience in 3d modeling and I'm looking for a simple way to color a model. I want to replicate this paint job of a model. I've tried Blender, tried Mudbox and I don't have the ...
4
votes
1answer
4k views

Mechanics for modelling a push button latch spring

I am designing a door to put on a small enclosure that will open and close upon pressing a button. The idea is something similar to what you would find on an external DVD reader. My problem is with ...
2
votes
2answers
845 views

fill in svg or stl design

This is a line drawing and I would like to print it a couple of mm high. I cannot figure out how to get this line drawing filled. I converted to SVG with Inkscape, used GIMP, took it online to ...
4
votes
3answers
660 views

Is it possible in any 3D printing software to create a coiled tube?

I've gone on quite a few sites (thingiverse, grabcad, etc) in search for a coiled tube, but I have yet to find anything suitable. There are a few coils ("springs") but no coiled tubes (i.e. the ...
8
votes
1answer
2k views

How to carve a hollow cylinder along the curved surface in Fusion 360

Let me start with a disclaimer: I'm new to 3D design, to design in general and specifically brand new to Fusion 360. This is my first project. I started by creating a hollow cylinder, with the one ...
4
votes
1answer
2k views

Slic3r not interpreting STL correctly

I'm very new to 3D printing, I purchased a Monoprice Maker Select Plus last week and I'm just getting started with printing my own models. I can create fairly simple models in Sketchup without a ...
3
votes
2answers
204 views

Snap-in clamp geometry

I apologize if this is in the wrong section, but it seems relevant. I am an absolute noob at 3D printing, but recently my need for a specific, small part intersected with access to a 3D printer at ...
7
votes
1answer
629 views

FDM layer bonding strength

I'm looking for some advice, rules of thumb, or models for how to design parts for layer bonding strength. As an example part, lets assume a circular beam in bending (tall cylinder). Depending on how ...
3
votes
1answer
793 views

How to join pieces automatically using interlocking or similar?

I have a piece, which I need to cut into two different pieces, see image 1. Image 1 Then I need to make interlocking joints or similar, see image 2. Image 2 How can I do that automatically, using ...
2
votes
3answers
610 views

101Hero 3D Printer - Printed object is tilted

I am facing a problem with my 3D print. Whenever I am printing any object, the print from the top is shifting to the right hand side - it is symmetric at the bottom but not at the top. Checkout the ...
1
vote
1answer
380 views

Thoughts on designing and printing 3D miniature house

I've done a few 3D designs in Sketchup and Fusion 360. Prints were done in PLA on an FDM and an SLA machine that I have access to. Generally I am quite happy with the results. Now the description of ...
6
votes
1answer
515 views

Building a pivot linkage for servo steering with 3d printed parts.

This question is more of a mechanical rather than 3d printing, but I am assuming 3d Printing communty have already come accross this issue, therefore this is a good place to ask. I am building a ...
9
votes
2answers
568 views

Feasible 3D Printed Snap Connectors

I have Ultimaker 2+ 3D Printer and I need to print a piece that doesn't fit within the build volume of the printer. Even though it would fit I'd still need to print it in two parts because I'll need ...
34
votes
7answers
18k views

Will 3D Printed Dice Be Fair?

Is there anything to the process of 3D printing that might make the dice unfair/land on a specific side more frequently? Or will any imperfections be negligible, thus making the dice fair? I'm more ...
3
votes
1answer
3k views

Snapping to Ground - 123D Design

It's my first encounter with 123D Design, and first time playing around STL/3D printing in general. I can't find much information about the grid. But I noticed, while trying to move it, you can ...
4
votes
2answers
1k views

How do you 3d print from an existing part when you have no CAD drawings?

We have a toy with some broken parts, an Executivity Gear Master. I don't think it's made anymore. Some tiny parts were easy to break and we'd like to 3d print some replacement parts. We don't have ...
3
votes
2answers
4k views

Print circle arcs without supports

I'm still putting aside money for buying my first 3D printer and I'm designing all the things I have to print. As I have a lot of things to print I would like to print as much of them as possible ...
1
vote
2answers
401 views

Can I design or remix a model in SketchUp Make and legally share it via Thingiverse, MyMiniFactory or similar?

SketchUp Make is licensed for non-commercial work only. This includes the output from the software. Trimble Navigation Limited and/or its affiliates ("Trimble") gives you a personal, worldwide,...
0
votes
1answer
108 views

How to make a steel mold from a 3D print in high detailed resin? [closed]

I'm looking for information on how to make a steel mold from 3D print model using high detailed Resin. My model is a custom made figurine/mininature of 6 inch. Can anyone share companies that can ...
1
vote
1answer
2k views

Font for cutting?

I want to print a text inside a box. I mean the text should be cut out (see through). Example: As you can see the parts in "o" and "e" cant float.. it needs some kind of a support. Also the top ...
1
vote
1answer
159 views

What is the best material for printing an anatomic bone model?

What is the best medium/material for printing an anatomic model for educational or study purposes? Specifically, I'm interested in printing intricate head and neck bony anatomy that requires fine ...
3
votes
1answer
173 views

How are things like a USB casing designed for 3D printing?

How are professional or regular products designed on the computer for manufacturing? Do they do it by making a 3D model and then getting it made by manufacturers/plastic factories, or the process is ...