Ore car capable of quickly replacing rollers

The utility model provides an ore car capable of quickly replacing rollers. The ore car capable of quickly replacing the rolling wheels comprises a rail and a car body, the supporting plate is fixedlyconnected to the bottom of the supporting plate; the four rectangular grooves are formed in the periphery of the bottom of the vehicle body, and one sides of the bottoms of the inner walls of the four rectangular grooves communicate with communicating grooves; the four clamping assemblies are arranged in the four rectangular grooves respectively; four extrusion assemblies. According to the ore car capable of quickly replacing the rolling wheels, the rolling assemblies are clamped into the clamping assemblies, so that the ore car is simple and convenient, the rolling wheels are convenient to disassemble and replace, manpower and material resources are reduced, the ore car is simple and convenient, the working efficiency is improved, and the rolling wheels are convenient to disassemble through the arranged extrusio