Figure 1 shows a spline shaft and teeth together. The teeth of a hob form a trapezia with two lines from sides under angle @. See Figure 1, which shows a spline shaft and teeth, pictured together. If ...
One of the more impotent features of the roughing hob for milling roughing straight-sided splines is the angle of the trapezia of the teeth of this hob. We can produce the trapezia easily on the ...