Wear-resistant center cutter of tube push bench

The utility model belongs to the field of pipe push bench cutter application equipment, and particularly relates to a pipe push bench wear-resistant center cutter which comprises a center cutter body, the center cutter body comprises four wear-resistant cutters arranged in a cross shape, the wear-resistant cutters are designed in a right trapezoid shape, and each wear-resistant cutter comprises a cutter body. Hard wear-resistant alloy is arranged on the multiple cutter bodies, wear-resistant welds used for improving the wear resistance of the cutter are arranged on the peripheries of the two sides of each cutter body, and a wear-resistant assembly used for improving the use strength of the center cutter body is arranged between every two adjacent wear-resistant cutters. The wear-resistant assembly comprises an inclined wear-resistant plate which is obliquely arranged along the long waist of the wear-resistant cutter, a vertical wear-resistant plate is arranged at the lower end of the inclined wear-resistant p