FreeCAD: Solid Modeling with the Power of Python by Brad Collette, Daniel Falck

By Brad Collette, Daniel Falck

Reliable Modeling with the facility of Python

Overview
* choked with uncomplicated and engaging examples of python coding for the CAD world.
* comprehend FreeCAD's method of modeling and spot how Python places unheard of strength within the fingers of users.
* Dive into FreeCAD and its underlying scripting language.

In Detail

FreeCAD is a basic objective platform for CAD improvement. it may be prolonged to take advantage of diversified workbenches to resolve varied difficulties. precise squarely on the engineering group, FreeCAD is an open resource layout software outfitted to be prolonged. Python, the robust scripting language, is woven deeply into FreeCAD's DNA and provides clients extraordinary strength to automate and invent.

"FreeCAD [How-to]" is a lean, speedy journey of FreeCAD's significant workbenches and layout philosophy. The reader gets a hands-on creation to numerous modeling recommendations and learn the way Python makes macro automation and layout possible.

FreeCAD permits clients to layout in numerous methods; from drawing 2nd designs as strains and circles to combining primitive solids into advanced 3D shapes. gadgets may also be created or transformed through code you write in Python. FreeCAD even permits strength clients to increase the applying itself with new dialogs, panels, and scripts. This ebook won't in basic terms allow you to start utilizing FreeCAD in a conventional GUI mode, yet will educate you ways to harness its robust scripting language for extra power.

What you'll examine from this book
* developing 3D good items with python
* second draft layout and constraint modeling
* Turning second drawings into 3D objects
* Combining uncomplicated primitives into advanced solids
* Recording Macros
* growing gadgets with code
* uploading and exporting data
* making a customized python conversation to automate a task
* Harnessing the limitations engine with python

Approach

Written in cookbook type, this publication bargains many recipes to create items, import and export info, create 3D strong items. each one recipe includes step by step directions by way of research of what was once performed in each one job and different helpful information.

Who this e-book is written for

If you've been toying round with FreeCAD and wish to have extra regulate over your paintings stream then this ebook is for you.

The reader must have uncomplicated wisdom of modeling.

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Extra info for FreeCAD: Solid Modeling with the Power of Python

Example text

Double-click on the Sketch icon in the Project tree. 3. Notice the horizontal and vertical constraint symbols (the small red bars). Also notice that the lines have end points but they aren't constrained. 4. Grab either of the lines and move it and the other one won't move with it. 41 This material is copyright and is licensed for the sole use by on 7th October 2012 FreeCAD [How-to] 5. recompute() 6. Notice how one end of each line has connected to the other. 7. Try moving one of the lines around the screen and you will see that the lines move together.

Most FreeCAD commands can be accessed with macros and Python scripting. 19 This material is copyright and is licensed for the sole use by on 7th October 2012 FreeCAD [How-to] Taking advantage of the power of macros Macros actually record Python instructions as they are executed. We also have the ability to read and edit them later. Open our new macro with the Edit button in the macro dialog. This will open our macro in FreeCAD's built-in macro editor. com. PacktPub. com/support and register to have the files e-mailed directly to you.

Select the centers of the top two holes and the vertical axis. Add a symmetry constraint. Repeat for the bottom two holes. The two sets of circles are now independently symmetrical. 5. Draw a line from the center of the top-right hole to the center of the bottom-right hole. Make sure the end points are coincident with the center of each circle. Select the line and make it into a construction line by clicking on the construction mode icon. 6. Set a length constraint on the construction line of 50 mm.

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