Column And Knee Type Milling Machine: Definition, Types ...
May 14, 2021 · The column and knee type milling machine is most commonly used in the machine shop, used for working on small workpieces, in this machine, you will find a vertical column is attached to the base and the knee is mounted on the guideway of the column, which allows the knee to move up and down. The column is the main supporting frame of the knee ...