FINISHING APPARATUS Russian patent published in 1999 - IPC

FIELD: equipment for finishing parts by means of free abrasive with use of three-dimensional oscillations created according to cone-pendulum law. SUBSTANCE: working chamber in the form of truncated cone is joined by means of pendulum with drive system and with elastic diaphragm secured to support. Means for static and dynamic balancing are in the form of carrier with counterweights. Shaft supporting counterweight for dynamic balancing is inclined relative to horizon and it is connected with additional elastic diaphragm. The last is secured to additional support mounted coaxially relative to first support. EFFECT: intensified finish process, enhanced quality of finishing. 3 cl, 1 dwg