Tutorial: How to Model a Rack and Pinion in Blender
In this tutorial, you will learn how to design a rack-and-pinion mechanism in Blender and test it with Blender's rigid body physics engine. Both straight-toothed and helical gears are covered.
To download the final result of this tutorial, a .blend file containing a functioning rack-and-pinion mechanism, go to www.otvinta.com/tutorial09.html.