Excitation of Polyharmonic Vibrations in Single-Body Vibration Machine with Inertia Drive and Elastic Clutch
S. L. BUKIN, V. P. KONDRAKHIN, V. N. BELOVODSKY, V. N. KHOMENKO
Donetsk national State University, ul. Artema 58, Donetsk, 83000 Ukraine
Keywords: вибромашина, дебалансныйвибровозбудитель, трансмиссия, упругая муфта, спектр, супергармонические колебания, vibration machine, unbalance vibration exciter, drive train, elastic clutch, spectrum, superharmonic vibrations
Abstract
The authors analyze excitability of polyharmonic vibrations in a single-body vibration machine. The developed mathematical model of the vibration system accounts for an elastic component element included in the design of the unbalance vibration exciter drive. The operating limits, frequency content and effect of the main design factors on the flow data of the vibration machine are examined. It is found that superharmonic vibration greatly contributes to the polyharmonic spectrum at certain frequencies, depending on the stiffness of the elastic component element of the clutch connecting the vibration exciter and the rotary drive.
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