Aggregate screening device for laboratory

The utility model discloses an aggregate screening device for laboratory, including sliding plate, vibration board, end sieve, rolling disc, motor, sieve, apron, the sliding plate upside has the fixedcolumn along the welding outward, the sliding plate downside is connected with gliding wheel, sliding plate upside middle part is provided with the vibration board, the baffle is installed in the fixed column outside, the baffle right -hand member welding of fixed column right side bottom has the connecting rod, the gliding wheel downside is connected with the slide rail. This kind of aggregate screening device for laboratory, simple structure, convenient to use has shortened the required time of screening of gathering materials, through the ingenious design of gliding wheel and slide rail and rolling disc and fixed quarter butt greatly for the cyclic motion can be controlled to the device, through setting up the elastic rod, increased the vibration amplitude of sieve, accelerated the speed of the screening of ga