Lower blade fixing structure of crescent shear assembly based on epoxy material

The utility model discloses a lower blade fixing structure of a crescent shear assembly based on epoxy materials, the crescent shear assembly is provided with a lower shear blade seat, a knife rest arranged on the rear portion of the lower shear blade seat, a guide rod seat arranged on the knife rest, a guide rod arranged on the guide rod seat and an upper blade arranged on the lower portion of the guide rod, and the lower shear blade seat is provided with a lower blade mounting groove. A lower blade is arranged in the lower blade mounting groove through a fixing piece, a gap is formed between the back of the lower blade and the groove wall of the lower blade mounting groove, a plurality of inwards-concave parts are arranged on the groove wall of the lower blade mounting groove, and the gap and the inwards-concave parts are filled with epoxy materials. The mounting structure of the lower blade is more stable, and the lower blade displacement problem such as loosening in the long-term use process is avoided. D