Novel replaceable tearing knife

The invention discloses a novel replaceable tearing knife, which comprises a knife body and a knife head, wherein the knife body and the knife head are made of different materials, the knife head is fixed to the knife body through a rivet, and the knife head is made of impact-resistant and high-abrasion-resistant materials. The novel replaceable tearing knife is novel in structure, convenient to replace and long in service life. 本发明公开了一种新型可换式撕解刀，包括刀体和刀头，本发明刀体和刀头采用不同材质，采用铆钉将刀头固定在刀体上，刀头采用抗冲击、高耐磨的材料制作，本发明结构新颖、方便更换、使用寿命长。