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FreeCAD Framing – Hip Roof Joist “Calculator”

This is a very “Alpha” version of this tool”. It has opportunity for simplification. But is a good starting point. It likely will be more annoying than just doing it by hand. But here it is any way.

Using:

Set the length and width of your roof base, include overhang, so it may not be equal to the ceiling, or ceiling plus plates. This can be done in the “Sketch” ( Constraints, Length, and Width )

Place a Clone.

Make a clone of the Joist to place “in situ”, this joist can then be mirrored / copied if necessary.

TODO:

  • Name the Sketches appropriately
  • Name Dimensions.
  • Fix the “Shortening issue”, the basic length from the corners is used making the Joist shorter than it needs to be.
  • The current Chamfer is equal. So it will be wrong if the Length and Width are not a 2:1 ratio.
  • Dimension lines don’t move with sketch edges. ( Can set Draft line vertexes to Sketch vertexes … but that is annoying ).
  • Angle Dimensions Don’t ReCalc or Move

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FreeCAD – Framing Workbench

The Framing Workbench is an experimental workbench. The aim is to add functionality to FreeCAD that will enable the creation of a fully modeled U.S style framed structure. Although most members of a framed structure are simple, each have various considerations and roles to play. These are captured by having members that are named and given custom properties.

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FreeCAD – Framing

Here you will find all the models pertaining to the Framing Workbench and Videos. As with everything I do, this is a work in progress.

The Framing Workbench was the groundwork for learning how to make a workbench. It is strongly in the alpha stage and may never go any further. That being said I do get lost in projects and if I get back to this one I man bring it from version 0.1 to 0.2

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