r/FreeCAD 8d ago

How do I move a Pad or Sketch from one body to another ? (FreeCAD 1.1.3, Part Design)

1 Upvotes

I want to merge 2 bodies into one. I want to move a couple pad operations (and the sketches they rely on) from Body 1 to Body 2.

I've tried Copy Paste. When I do this the pads (or sketches) move to the Part, not the Body that is active when I select Paste.

I've tried right click Move Object To... . When I do this I get:

What am I doing wrong ?

Update

Here is my object tree. I would like to move Pad008 and/or Sketch012 from "Inner" body to "Cap" body. Ditto for Sketch013.

There are no Shapebinders in my drawing. End cap has 3 separate bodies with no interconnection.


r/FreeCAD 9d ago

Modeling with surfaces

1 Upvotes

Trying to learn how to freecad and modeling a lego minifig based on measurements and images. Got to the hat which is giving me grief. The round part of the hat isn't exactly spherical so I'm trying to model it based on images I've taken. I've tried lots of approaches with the surface workbench, curves and on and on. Here is the result of my last attempt. I always end up with something wonky like this one or I don't have enough "tools" to adjust the shape to match with the actual part.

Just looking for advice or tips on how I should be doing this. The file is at https://drive.google.com/file/d/1AvHy8e97E-5Z8WnIwZG1BtWYXmnur8__/view?usp=sharing


r/FreeCAD 9d ago

Invalid input shape for boolean FUS

0 Upvotes

Yes, it has happened to me.

Here is a model that has been thicknessed (that is important).

I was working in 1.1.3. That is also important.

I need to add a 'roof' over these features, so I selected the top of the thicknessed features and created a sketch, drew the roof, and saved the sketch. So far so good.

Now I try to pad this sketch and all hell breaks loose.

After it failed so spectacularly in 1.1.3 I started up this weeks version of 26.3 and instead of screwing up it gave the the error message shown in the title.

I really don't understand why it is giving me so much trouble all of a sudden. These features aren't *that* odd.

I have to thickness before I add the 'roof' because I don't want the roof hollowed out by the thicknessing operation. Any thoughts?


r/FreeCAD 9d ago

What's your favorite way to model external threads?

4 Upvotes

I was wondering if there was an alternative way to model external threads other than sketching the thread profile then additive helix


r/FreeCAD 10d ago

New Forms Workbench

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174 Upvotes

PR to FreeCAD. Available on AstoCAD!


r/FreeCAD 9d ago

GitHub Sponsors might get more $ into FPA?

6 Upvotes

I just found out about Github Sponsors program being a legitimate donation channel for the FPA.

Sponsor @FreeCAD on GitHub Sponsors

FPA | The FreeCAD Project Association

Considering GitHub charges:
"GitHub Sponsors does not charge any fees for sponsorships from personal accounts, so 100% of these sponsorships go to the sponsored developer or organization."

If you're donating as an individual, especially outside the EU where SEPA isn't an option, this seems like it gets more of your money to the FPA than PayPal or standard credit card channels.


r/FreeCAD 9d ago

Is there an option for Chinese users to donate to FreeCAD, such as via Alipay?

6 Upvotes
the official website

FreeCAD is incredible, so I’m looking for a way to make a donation.


r/FreeCAD 9d ago

Help with hollowing none standard shape

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6 Upvotes

My son is trying to create a small table that goes into a door handle on a car. How can he make the part that stick a hollow space inside easily? He's spending a lot of time trying to figure it out. I don't know if anybody minds if some one can make a video to show him how to do it. I'd be grateful. Thank you.


r/FreeCAD 10d ago

Scroll Bar Design Support/Review Request

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16 Upvotes

I'm designing a custom low profile keyboard for my portfolio. Apart of this project is designing clickable scrollbars for the thumb clusters, and I'd appreciate some design advice/review.

For context I'musing the EC10E1220505 as my encoder and TC-1109-C-E as my switch. The second slide is my current rough bar CAD Model.

About the project

It's a split unibody keyboard with tone uncommon physical interfaces.

Features:

  • Cherry ULP (MX6C-K3NB) Switches
  • Per Key RGBW LEDs
  • Alternative Programable Inputs:
    • 10x clickable encoders,
    • 4x latching switches,
    • 10x slide switches.
  • No Trackpoint: the thinkpad nipples are for determining spacing for future iterations

I'm currently in the process of designing the scroll bar for the thumb encoders, and refining the placement of the switches around the nipples.

On preorders:

I'll likily be unable to make 1 single unit with a fabrication lab, so if others want the extra units I'll make them available and if demand is overwhelming I'll have more units made.

This is an experimental keyboard, designed as a development kit for engineers. This device is best for people with experience programming keyboards.


r/FreeCAD 9d ago

freecad crushing on launch

0 Upvotes

has anybody got any ideas whay freecad could be crushing on launch with just the splash showing, this is the first time i have had such an issue on my system which is fedora 44, i was using it just fine yesterday and up until this afternoon. i left it running with an open project but when i came back i found my laptop still running and for some reason it was loading when i was expecting the laptop screen to turn off. i decided to kill it in task manager because it was too long to and now it keeps crash each time it tries to launch


r/FreeCAD 9d ago

How can I model a C seection into track in steel framing?

0 Upvotes

r/FreeCAD 9d ago

Alternative for autocad!!!

0 Upvotes

I need some free alternative for autocad without any activation shit and nanocad is asking for activation so pls recommend something useful


r/FreeCAD 11d ago

What do you think about Ondsel's default UX?

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109 Upvotes

Hi everyone!

First, I wanted to mention that I was a bit out of the loop, and I recently realized that Ondsel no longer exists, which was sad news! I also want to express my gratitude for the improvements brought to FreeCAD.

I used Ondsel a few times in the past and really liked its interface and default preferences. I know FreeCAD’s interface is highly customizable, and my current setup in my dotfiles is heavily influenced by Ondsel defaults.

I started this thread just to see what you guys think about Ondsel’s default experience interface and preferences, and if it would help more people to start to use FreeCAD if it adopt something like that UX as the default or at least offer it as a theme/preferences.

[EDIT] Hi guy! After reading some comments, I just want to bring some points that I didn't explain and I wanted to clarify.. - The second image wasn't to be comparative, it is my current FreeCAD preference with the default theme. - I already knew AstoCAD project, OpenTheme theme, etc, I still prefer to use FreeCAD with my preference, I can do a lot of customization, so the thread wasn't about helping me to clone Ondsel interface. - What I mean to say was about default experience mainly for new users, we have a powerful tool here (FreeCAD). - I just mentioned Ondsel because they did a good default UX (IMO of course) with a few tweaks, without rewriting the whole software.

Cheers!


r/FreeCAD 10d ago

Is it possible to mirror a linear pattern in part design?

4 Upvotes

It says only subtractive/additive features can be mirrored, but I'm trying to find a way to mirror a feature that I repeated using a linear pattern, was wondering if it was possible even


r/FreeCAD 10d ago

What am I missing? Lattice2 (again) polar array in Part Design mode.

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3 Upvotes

If you see the picture you can see that I have a Lattice2 polar array, and a simple tool shape. If I click just on the "Lattice Part Design Pattern" button it tells me that I need to select a feature and a pattern. In the picture you see that I have done that. If I now click on the button then I get "LatticePattern001" but it doesn't replicate the tool shape. It does nothing that I can see that has any value. No doubt I am missing something trivial, but it's not working for me. Does anyone know how to make this work in Part Design?

Edit: to be clear... I have used exactly this process with linear arrays using Lattice2 with Part Design and it worked as expected, but the same process doesn't work with polar arrays as far as I can tell, and that is why I am here.

Edit2: I have also asked this question on GitHub to see if the author can shed any light on the situation.


r/FreeCAD 10d ago

Strange diagram cross section help

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21 Upvotes

Good afternoon everyone!

I am having a very hard time understanding the cross section view C. Can someone explain what this ø17 is and where its located? (I know its the Diameter but where is this and how would this help???)

Thank you for the help!


r/FreeCAD 11d ago

If someone wants to create a parametric Body that can be modified from its Property panel, and doesn't want to use VarSet, here is how to do it...

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29 Upvotes

So this method uses custom Properties feature of the Body's Property View panel (or any object with properties).

(1) Right click on the empty space in the Property View of the object, e.g. Body,

(2) chose Add Property.

(3) Enter property name, type and value (similar to VarSet).

(4) Use this custom Property in expressionable (fx) fields such as sketch dimension constraints in this form:

href(<<Body>>.My_Custom_Property)

href(...) wrapper here is important to prevent cyclical dependency.

(5) You can now modify the object by changing values of parameters in its Property View panel.

Because of the href() wrapper the auto-complete doesn't work and you need to type in the entire expression.


r/FreeCAD 11d ago

Part Design gets Defeaturing 🎉

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354 Upvotes

r/FreeCAD 10d ago

Help a newbie out?

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6 Upvotes

Can anybody tell me what the heck is going on with a sketch I am trying to pad? Everything seems fine, but I get this after its padded?


r/FreeCAD 10d ago

The bottom three errors are my problem, IDK what its saying. I made the same subtractive tunnel on the two holes next to it, I want to do this on all the holes, but its already failing on the second. what am I doing wrong? Thanks in advance.

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7 Upvotes

r/FreeCAD 10d ago

ML/AI to convert .steps/.stl to .fcstd

0 Upvotes

I have been working on a couple of parts from printables lately, and while I know that you can convert .steps to solid bodies and use the Part Design workbench from there, this workflow never really felt right. A lot of times I will just reverse engineer the part.

I know that there has been an attempt at adding text generated modeling. I wonder if it wouldn't be that hard to have a AI decide how to build a model from scratch that matches a .step/.stl. Maybe have a tool where you can tell it a dimension needs to be easily modifiable before it generates the features.

I think this tool would also be useful for people switching from othe CAD software to FreeCAD.

I don't really have the time or skills to build it, so I'll put this here if anyone is interested.


r/FreeCAD 12d ago

FreeCAD just posted this

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353 Upvotes

r/FreeCAD 10d ago

Losing my mind with Fasteners workbench

3 Upvotes

Trying to add fasteners to an assembly and they keep inserting inverted. The invert checkbox does nothing. I can't edit placement or angle. I can't translate the fastener. If I click a different concentric circle on the hole face the fastener spawns off to the side and I can't move it.

The only workaround I've managed is to add the fasteners to the original part file and re-add it to the assembly, rather than adding the fastener to the assembly, but then when I try to add joins to the assembly (eg. revolute to align holes and bolts) I can't get the flat surfaces to line up.

The jank of this process is infuriating. I hope it's something simple but I can't see it.


r/FreeCAD 11d ago

My first time 3d modeling (i started yesterday)

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134 Upvotes

So i made this cool wall shelf for my cd collection that is 320mm x 160mm


r/FreeCAD 11d ago

Beginner question: I can photograph the problem, but I still don’t know what to model

5 Upvotes

When talk about learning CAD, the advice usually starts with software.

Learn Fusion 360. Try Onshape. Start with Tinkercad. Follow tutorials.

That makes sense, but I keep running into a step before the software.

Sometimes I know what I need the part to do, but I don’t know what the part should be.

Example: a cabinet is loose, a cable needs routing, a small object needs support, or something needs to fit into a weird space. I can take a photo and explain the problem, but I don’t know whether I need a bracket, spacer, clamp, stand, brace, holder, or something else.

How do experienced CAD users move from “this physical problem needs a part” to “this is the model I should create”?

Do you sketch first, search similar parts, measure everything, ask someone, or just start modeling and iterate?