Mechanics Resources


FreeCAD is a three-dimensional (3D) computer-aided design program for the design of mechanical parts. There are versions for Windows, Mac and Linux.

FreeCAD web page

They recount

Relatran is a program that shows a simulation of simple mechanisms and of the different transmission and transformation mechanisms of movement. It includes several quizzes on all the topics covered. The author is Jaume Dellunde and the program has a Freeware license.

Screenshot del programa relatrán

Gear generator

Screenshot de la página web Gear generator

Web page where you can design and simulate a gear train.