Questions tagged [cad]

Computer-aided design (CAD) is the use of computer systems to assist in the creation, modification, analysis, or optimization of a design.

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List of favorite projects in Altium Designer?

I review projects in Altium Designer and they have nice cryptic names like 2330004A, 3989381X. Is there any way to mark some of them as "favorites" in Altium, so I can find them easily? Also,...
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High memory usage and poor speed on CAD software in Win10, best strategy to investigate?

I have a Dell XPS15 7590 with 8Gb of RAM and recently very poor CAD design performances. I think it's due to RAM usage, since it is always around 90% of usage even with just Netflix open for example. ...
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Installation incomplete of AutoCAD 2020

I am trying to install AutoCAD 2020 with educational license. Every time I get this error screen: I tried to follow the How do I fix this? link, but it didn't help. Any one have any ideas about this ...
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How can I give a 2D sketch a lateral wave?

Let me give an example on what I'm trying to mean. I have a 2D sketch on (say) XY plane. I want to give this feature a lateral wave on XZ plane. Here you can see I've sketched a sine curve on XY ...
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Run the older, CadSoft (pre-Autodesk) version of EAGLE on Ubuntu 18

I last ran EAGLE on Ubuntu 14, but after upgrading to Ubuntu 18, I can't find it. This is the command I used: sudo apt search eagle I tried to find a PPA, but only found this one: https://...
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How to convert a sketch to 3 dimensions in FreeCAD?

I'm following this tutorial but I'm getting stuck on the "Now in the Combo View..." section. I've created my 2d sketch, and it then tells me to click on the "Pad a selected sketch" toolbar button. I ...
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Drawing a curve, given points and slope values in said points

x y dy/dx ... ... input data ... Given input points (x, y values), a variety of curves can be drawn through them depending on boundary conditions (starting tangent, end tangent) and ...
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How to change the default program associated with STL files when option is greyed out (can't take default preference away from SolidWorks)?

I want to have MeshMixer as the default for opening STL files but Windows is not allowing me to switch it from SolidWorks for some reason. When I go into the Default Programs section of the Control ...
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SmartCarve4 Laser Engraving Software

I'm in use of a CMD-CMA1612T 1250 watt laser engraver connected via Firewire-USB for Controller 1, and via ethernet for Controller 3. All of my projects are being constructed in SmartCarve4.3 on ...
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LibreCad drawing always fills page in print preview

I'm very new, about one day, into LibreCad, trying to make a simple drawing with two hexagrams with circles at their vertices. I started experimentally by drawing a tiny circle, whose radius I don't ...
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How do I make object vertices snap to each other in InkScape?

Take the following image as an example: I made it by first drawing one hexagram, then copying it, and moving it until the two centre vertices on the top and bottom horizontal looked to be in the same ...
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File transfer 1 Tera Byte Bim file

So I have been tasked to look for or create a service that allows file transfers into the Tera Byte. That's 1 file that could be as large as a Tera Byte. At first I scoffed but from what I understand ...
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Force an application to run in a lower resolution to native Windows 10

I'm trying to use Solid Edge ST8 on a 4k laptop. In 4K the application becomes almost unusable. Screen shot of Solid Edge ST8 running at 4k: When I go into the Windows settings and change the ...
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How to rotate a 3D object in SketchUp?

I'm trying to create something that looks like a large touch screen, which I intend to angle at 45° to the floor. I.e. imagine how you might arrange this touch screen so that it's at a comfortable ...
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Multiple Image PDFs into a larger single page PDF

I work with CAD drawings that have been segmented into multiple PDFs for a specific floor sections of a building. I would like to CROP the unnecessary data and assemble the images into a single, same ...
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Splitting a polygon (height mesh) in ArchiCad

I have received a DWG with contour lines for a terrain. Unfortunately, two contour lines intersect and is regarded as a closed polygon by ArchiCad. That means that when I now want to change the mesh ...
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Can the DXF file format/AutoCAD store custom attributes for primitives?

I am currently researching ways to draw primitives associated with data attributes. Thus I came across CAD and the DXF file format, but I am no CAD user, and the documentation I found so far is ...
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How do I flip a lens from a catalog in Zemax?

I am pretty new to this ray tracing software. It is simple to add custom surfaces and insert lenses from a catalog, but I can't figure out how to flip left-right a component without having to modify ...
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OpenSCAD keeps crashing when I raise my precision past $fn=29?

OpenSCAD stopped working for me on designs that previously rendered fine. After testing I found out that any precision greater than $fn=29 causes the program to crash with an error message reading ...
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Using Kinect to measure a building

working as a student trainee I was asked to measure a production hall (and all the machines etc in it) with a laser rangefinder and a folding rule and model it in 3D CAD software (Autodesk Inventor). ...
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Converting multiple CAD files to PDF with script (XP)

Going off of what was covered in the thread here I have 2 questions. (I'm using the vbscript version that's in my SendTo folder and works nicely, thank you nixda! ) How can I modify the script to ...
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How to convert scad files to stl?

I am trying to export scad files from OpenSCAD to STL. I keep getting an error: Current top level object is not a 3d model. If it's not a 3d model, how do I convert it to 3d model If I know the ...
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Create extension till model plan and not till layout in Autocad

I am using Autocad 2012, there is model and layout. I want to create extension till model plan only but not till layout plan. Any idea how to do that? Also any link where I can get drawhatch11.vlx ...
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Is there a general method to determine if a laptop can support 2x external monitors?

Question: Is there a general method, which would let me determine if a laptop can support 2x external monitors? Context: I’m shopping for a laptop, which would support my 2 main modes of operation. ...
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Image editing program wtih fine rotation mechanism or ...

I have some A3 scans (due to not having a larger scanner) of a large technical drawing (6x A1 in length) which I need plotted out (I do, however, have a large plotter at my disposal). The scans are ...
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Lego Digital Designer not working on Windows 7

I'm having issues with Lego Digital Designer. I have a relatively new HP computer (less than 2 years old) running the latest up-to-date version of Windows 7 (64 bit). About a year ago I was using a 4....
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Matlab 3D Vector

I have two 3D vectors in 3D line plot in Matlab. How I can specify an angle name between them? And also an angle between any two crossing lines?
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Software to easily design electrics / electronics circuits [closed]

Does anyone know a software to easily design electronic / electrics circuits (for resistors, capacitors, inductors, sources, transistors, ...) which already has a large and easy-to-use "library" of ...
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Which software can I use to create an engine illustration?

As an electromechanical student engineer, could you tell me which software can I use to create an animation like this one under Windows XP?
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method for defining 2D/3D dimensions directly?

I'm just getting into Google SketchUp, and I'm already annoyed with the way rectangles are drawn and the Pull/Push tool works. I wanted to make a 2000x1000x100mm shape, but ended up with something ...
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Reliable, free 2D dimensional drawing tool [closed]

So far the CAD programs I have checked don't seem to support what I am looking for - but I'd be happy to be shown wrong :) I want to be able to create dimensioned, scalable 2D drawings - specifically ...
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What's a good simple free CAD program I can use for planning internal decorating of my house? [closed]

At the moment I'm using cut-to-scale pieces of paper to represent each piece of potential furniture. Is there a simple website or program which I can use instead? The room's dimensions are set in ...
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How to convert an image to a .dwg file

My girlfriend is making an art project where she is having an image printed and cut out on a metal plate. The firm responsible for doing this is demanding a .dwg file (and something called polyline; ...
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Looking for a free/cheap 2d CAD software for Linux which can measure ellipse arc length

I am currently using QCad community edition, and it is basically well suited to my needs, I don't need much more. However, there is a function I need which isn't present in QCad. I want to be able to ...
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Is there a performance penalty using in-place models/families in a large Revit project

(I'm quite new at Revit so apologies if my concepts are a bit inaccurate) I have heard using, in-place models in Revit projects is poor practice since it can slow down a large project. However I ...
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How to stretch timber framing in Revit using reference planes

I'm creating a family in Revit 2011, I've imported some timber framing components and placed a series of instances into the model. I then placed a reference plane at each end of the timber framing ...
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online 3D modelling software (like sketchup) [duplicate]

I'm at school and I need to use a 3D modelling software for my Tech project, however there current one is quite old and has a steep learning curve. As I'm at school I can't download or install or ...
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Are there any affordable, good parametric modeling applications for OS X?

I've been searching with Google and Bing all morning and haven't found anything. I can't afford a $3000 cad system. I just want an affordable, hobby-level, parametric modeler.
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Is there any free IGS viewer?

Are there any free or open source .IGS viewers that you've actually used on a regular basis? There are a lot of Google hits, but they seem like they're all free trials, misdirection to other products,...
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CAD software for OpenSolaris?

I would like to install CAD software again on my laptop. I used to use Rhinoceros 3d and AutoCAD for most stuff, but that was on the Windows side of things. What can I do for the Solaris side? ...
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SolidWorks ratio issue with printing in landscape

We run SolidWorks 2010 on XP. On one workstation when printing to the plotter in a 1:1 ratio in landscape mode it's off by small increments. He needs to adjust manually from 1:1 to 1:1.009 (for ...
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Looking for freeware or opensource CAD that can read and edit .dwg [closed]

We have an engineer who needs CAD software which can read and edit .dwg files (preferably that runs on Windows but I could probably argue for a *nix box if needed). Before buying a commercial license ...
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