圆形混匀料场刮板堆取料机结构形式及物料混匀工艺

Structure of scraper type stacker/reclaimer in a circular mixing stockyard and the material mixing technology

用于某水泥厂露天圆形混匀料场的刮板堆取料机由堆料臂、刮板取料桥和中间柱三大部分组成。堆料臂按大人字形逐层往返堆料，刮板取料桥沿料堆断面的底部刮取物料，同时，取料桥上的料耙在取料断面往返移动耙及物料，从而实现物料混匀。

The scraper type stacker/reclaimer is used in the open circular miXing stockyard of a cement plant Its three major components are stacking boom,scraper reclaiming bridge and connecting column The stacking boom slews around the connecting column to pile the material layer by layer according to large “A” style,the scraper reclaiming bridge takes material at the bottom of stockpile section by scraper,and the claw on the reclaiming bridge moves back and forth along the section.These result in material miXing