The utility model discloses an emulsifying device for an emulsion matrix experiment, which comprises a motor, a shearing paddle, a base and a beaker, the beaker is arranged in a container for heating,hot water is filled in the container, the container is arranged on the base, a support rod is arranged on one side of the base, the motor is transversely and horizontally arranged at the upper end ofthe support rod, and an output shaft of the motor is vertically and downwards connected with the shearing paddle; shearing blades are arranged at the lower ends of the shearing paddles; the shearingblade extends into the beaker; a constant-temperature water storage tank is arranged on one side of the container, a water outlet of the water storage tank is connected with a water inlet pipeline ofthe container, a water pump is arranged on the pipeline, and a water outlet of the container is connected with a water inlet pipeline of the water storage tank. The motor controls the shearing paddleto emulsify and stir, the shearing speed is adjustable, the emulsifying temperature is accurate through the constant-temperature water storage tank, and the problems that an existing laboratory emulsion matrix emulsifying device is complex in process, low in emulsifying stability and the like are solved.