| 摘要 |
FIELD: equipment for grinding of high-strength stone rocks in open-cut mine enterprises. ^ SUBSTANCE: cheek-type grinder has bed with walls, movable cheek suspended on pin, eccentric shaft with pulley-flywheel, electric engine and connecting rod suspended on eccentric shaft and pivotally connected by means of spacer plates with movable cheek and bed wall. Grinder is further equipped with additional movable cheek suspended on pin and with additional connecting rod mounted in conjunction with main connecting rod on the same eccentric shaft so that ends of connecting rods are oriented in diametrically opposed directions. Bed is made two-tiered. Additional movable cheek is mounted on bed second tier. End of additional connecting rod is coupled by means of spacer plates with additional movable cheek and bed wall. Such construction allows grinder to operate in continuous mode of operation. ^ EFFECT: increased efficiency, enhanced reliability in operation and reduced power consumption. ^ 1 dwg |
