From the start of my studies I planned to design and build a human-powered vehicle, fairly fast and with an aerodynamic fairing. The plan went from a tandem quad, to a trike, and ended up as two wheels and one seat ;)
A feed drive is essential for the proper operation of any machine tool, not only a CNC one. In this article I present the basic calculations and some notes on trapezoidal leadscrew drives.
A milling machine, a cutting plotter, a lathe, a drill press: all of them need a stable, rigid frame that carries every module of the machine. In this short article I describe my observations, tips and solutions related to the mechanical side of a CNC milling router.