The world's first machine is how to do it?
This ancient method evolved into a rope on the pulley around the rope, the rope frame in the curved arched elastic rod, push back and forth so that the processing object rotation to turn, this is the "bow lathe."
At first, people use two stands as a stent, set up to cut the wood, the use of branches of the elastic force to the rope rolled to the wood, pulling the rope to turn the wood, with the tool turning.
The lathe was born in the ancient Egyptian era, people have invented the wood around its central axis when rotating with a tool for turning technology.
In the middle of the 16th century, there was a French designer named Besson who designed a lathe with a screw to slide the tool. Unfortunately,
