Five-Axis Tool Path Generation of Injection Mold Represented by T-Spline Surface

Figure 5

The patch order obtained by solving TSP problem, the starting patch is marked in red, the suggested finishing patch is marked in green, and a zero-weighted link is added; (a) the patch layout in Figure 4; (b) one possible TSP solution for the graph in (a); (c) a patch layout that corner connection link must be included in the TSP solution; (d) one possible TSP solution for the graph in (c).

(a)

(b)

(c)

(d)