4、,后架四大部分组成,上盖既是破碎机的外壳,又是与内部结构相辅相成的组成部分,上盖内部的衬板对于石料破碎的粒度和破碎机的工作效率起到至关重要的作用。上盖的设计既要要求外形的美观又要具有实用性,一台机器外观设计过于花俏会造成加工工艺复杂、制造成本上升,过于臃肿,会造成运输困难的同时也增加了制造的成本。我在设计过程中着眼于功能性,节约材料,机身轻便,外形大方几个方面,特别是制作材料的选取,选择的材料要兼具经济性和耐用性。关键词:反击式破碎机;矿山开采;工作效率;外观AbstractIn national
5、economic construction, cement is the indispensable basis of raw materials. As an important basic industry, cement industry development has become a national and social development level and comprehensive strength is important measure index. The economy
6、 of our country is in the period of rapid development, infrastructure construction has become the main mode of domestic investment. Therefore, the cement as the main raw materialalso in the expansion phase.In the process of cement production, most of t
7、he raw material to be crushed, such as limestone, clay, iron ore, coal and other. Limestone is the productionof cement dosage is the biggest raw material, after mining of large size, high hardness, therefore limestone crusher in cement plant material c
8、rushing occupies a fairly important position. Crushing process than grinding process is economical and convenient, reasonable selection of crushing equipment is very important, the material into the grinding, as far as 27四川大学锦城学院本科毕业论文反