Numerical Simulation of Fragment Separation during Rock Cutting Using a 3D Dynamic Finite Element Analysis Code

Figure 7

The cutting results with a cutter speed of 3 m/s for sandstone-1: (a) cutting results with a cutting depth of 3 mm, (b) the variation in the cutting force with a cutting depth of 3 mm, (c) the cutting results at a cutting depth of 4 mm, and (d) the cutting results at a cutting depth of 5 mm.

(a)

(b)

(c)

(d)