Vibratory Apparatus With Dynamic Balancer And Balancing Method

摘要

A vibratory apparatus including a trough having one or more decks, with an inlet end and an outlet end, a first plurality of isolation springs disposed between the trough and ground, and a two-mass, sub-resonant frequency exciter supported on the trough. The trough and the exciter move 180-degrees out of phase with each other. The apparatus also includes a dynamic balancer including a plurality of isolation springs disposed between the exciter and ground.

主权项

1. A method of balancing a vibratory apparatus, the vibratory apparatus comprising one or more decks resiliently supported relative to a foundation and a two-mass, sub-resonant frequency exciter attached to the one or more decks, the decks and the exciter moving 180-degrees out of phase with each other, the method comprising:
disposing a frame on the foundation about the vibratory apparatus; and coupling a dynamic balancer comprising a plurality of isolation springs between the exciter and the frame, each of the plurality of isolation springs attached at a first end to the exciter and at a second end to the frame.