Auxiliary screening device for modified plastic raw materials

The invention relates to the technical field of modified plastics, in particular to an auxiliary screening device for modified plastic raw materials. According to the auxiliary screening device for the modified plastic raw materials, quantitative discharging can be achieved, the screen cloth is prevented from being blocked, and the screening efficiency is improved. An auxiliary screening device for modified plastic raw materials comprises a base, first reset springs, a screening table, a first screen, a second screen and the like, the screening table is connected to the base through the first reset springs, a vibration motor is installed on the bottom side of the screening table, and a first screening groove is formed in the upper side of the middle of the screening table; a second screening groove is formed in the lower side of the left portion of the screening table, a first screen is installed on the first screening groove, and a second screen is installed on the second screening groove. Through rotation o