@Sergio I would look at a Turkish supplier for a shearing machine. That is what you use to do this. I have spoken with this gentleman before on Facebook who offers them - search for:
Kirksan Hali Makinaları İmalatı (Carpet Shearing Machine) on Facebook.
In 202o he quoted $1,250 USD for one.
Kırksan Halı Makineleri İmalatı
Kırksan Carpet Shearing Machine
+905348583286
+905448478133
