Motor with speed measurement device

The utility model discloses a motor with a speed measurement device. The motor comprises a motor end cover arranged on the end part of the motor, a cover plate, a pulse wheel and a speed sensor, wherein a wheel cavity is formed in the middle of the motor end cover; the motor shaft of the motor penetrates through the motor end cover and stretches in the wheel cavity; the pulse wheel is arranged in the wheel cavity and fixed on the motor shaft; a through hole penetrating through the outside and the wheel cavity is formed in the sidewall of the motor end cover; the speed sensor is arranged in the through hole; the inducing end of the speed sensor is dead against the pulse wheel and faces the axis of the motor shaft; an assembly groove is formed in the open surface located in the wheel cavity, of the motor end cover; the cover plate is fixed on the assembly groove; the outer surface of the cover plate is level with the outer surface of the motor end cover; when the pulse wheel is rotated, a series of pulse signal