Vibrating Feeder Overview of Vibrating Feeder Vibrating Feeder is installed in front of primary breaker, at the same time it will continuously convey big block of material, remove off the dirt and impurity. To control the feeding quantity and subsequent breaking, match the processing capacity of screening production line, and make the series to be necessary equipment for ensuring the quality and quantity in breaking and screening production line. Main Parts of Vibrating Feeder Vibrating Feeder is made up of vibrating frame, spring, vibrator, motor, vibrating frame of motor and eccentric bearing.