2 -1/2 Axis Milling - Home - Practical Machinist
A 2 axis machine, can have a manual 3 rd axis, or a powered 3rd.axis..it just will not move (x,y) when the 3 rd axis is moving. A 2 1/2 axis Machine has any 2 axis's with non-linear control, and a third with linear only ( Some machines can swap this between axis's..like x,z with y as linear) A true 3 axis machine can make non-linear moves in ...