Motor belt pulley

The utility model discloses a motor belt pulley, which relates to the technical field of motor belt pulleys and specifically comprises a motor output shaft, an upper half belt pulley and a lower half belt pulley, a connecting shaft is fixed on the motor output shaft, two groups of clamping grooves are symmetrically arranged on the connecting shaft, and fixing groove holes are arranged on the upper half belt pulley and the lower half belt pulley. Clamping blocks are fixed to the positions, located in the clamping grooves, of the upper half belt wheel and the lower half belt wheel, and the clamping blocks are connected to the inner walls of the clamping grooves in a clamped mode. By arranging the upper half belt pulley, the lower half belt pulley, the tooth body and the tooth groove, the clamping groove clamps the upper half belt pulley and the lower half belt pulley to enable the output shaft of the synchronous motor to rotate, only the fixing bolt needs to be taken down during disassembly, and the effect of c