Inserted cutter ring for hard rock stratum

The utility model relates to an inserted tooth cutter ring for a hard rock stratum, which comprises an inserted tooth cutter body, the inserted tooth cutter body comprises a cutter ring base body and alloy teeth, a plurality of alloy teeth are uniformly arranged on the cutter ring base body in the circumferential direction, each alloy tooth is of an axe-shaped structure made of hard alloy or powder steel with high Co content, and the gap between every two adjacent alloy teeth is 0-1mm; each alloy tooth comprises a cylindrical section, a transition section and a tooth section, the cylindrical sections are embedded into the cutter ring base body, the top ends of the cylindrical sections extend towards the two sides in the circumferential direction of the cutter ring base body to form the tooth sections, the lower portions of the tooth sections are embedded into the cutter ring base body, and the upper portions of the tooth sections protrude out of the cutter ring base body; the cylindrical section and the tooth