Patent ID: 6666757
Filing Date: 2003-12-23
Classification: B24B

Abstract:
A centrifugal barrel finishing machine comprising:a plurality of barrels having lids which is able to be opened and closed through an operation of a locking device, the barrels being disposed along a circumferential direction and the both ends of their center shafts being coupled by unit bearing so as to rotate by itself; a turret for supporting the center shaft of each barrel and rotating in one direction; timing gears and a timing belts for inducing a rotation of the barrels by using rotating force of the turret; a frame for supporting both ends of a shaft of the turret; a motor for driving the turret; idle gears for tension of the timing belts; a center gear being mounted to the turret shaft and serves as a center member for a power transmission of each timing belt; and a device for driving each barrel separately from the turret including; an auxiliary center gear being mounted integrally with the center gear, an auxiliary reduction motor being installed to a lower part of the frame and proving power to the auxiliary center gear, a driving gear being mounted to a shaft of the auxiliary reduction gear, an auxiliary timing belt for transmitting the power between the auxiliary center gear and the driving gear, and an auxiliary idle gear for adjusting a tension of the auxiliary timing belt.