【摘要】 汾河二库人工砂石骨料加工系统的改造 ,主要针对实践过程中的骨料比例偏差较大 ,通过对筛分破碎系统的改造及相应技术的实施 ,达到调节级配、平衡生产的目的 ,实际改造效果明显更多还原

【Abstract】 In the light of existing problems in the aggregate processing system of Fenhe Reservoir Ⅱ such as improper mesh size,irrational arrangement of crushing equipment and so on,the following improvement measures have been taken:increasing the rate of finished products of rubble aggregate by using the long hole millisecond blasting,adjusting the crushing system,including of the improvement of the cone crusher(Fig.1),improving the screening system and improving the machine made sand system.In this paper,the improvement measures are introduced in detail and their obvious effect is described as well.The experiences stated in this paper is of a great practical significance,which shows that the existing equipment would be able to meet the new needs in construction provided all possible means are tried in technique.更多还原