The mean maximum force using traditional saw
blade is 152.45 N, which is larger than 128.26 N using
bionic saw blade. The bionic saw blade can reduce the
maximum cutting force 15.87% than the traditional saw
blade. The average time consumed in cutting corn stalk
using traditional saw blade is 35.72 s, which is 17.83%
shorter than 43.47 s using bionic saw blade. Longer time
consumed for bionic saw blade means faster speed to be
considered at the actual work in the field.
During cutting corn stalk, the force varies as shown
in Fig. 14. The average forces during cutting corn stalk
using traditional saw blade and bionic saw blade are
shown in Fig. 15.