*******大学本科生毕业设计说明书题目： *** 露天铁矿年产160 万吨工艺及开采设计学生姓名：*** 学号：200540603123 专业：矿物资源工程班级：矿物 05— 1 班指导教师：*** 教授内蒙古科技大学毕业设计说明书I 摘要此次设计以关门山年产量160万吨进行露天开采设计。 采用公路开拓，矿山开采年限83年，最低标高－ 150 米，台阶高度 10 米，用多排孔微差爆破。此设计主要是对露天矿合理帮坡角的选定，露天矿最终开采深度的确定，露天开采境界的圈定， 开拓方式的选择， 掘沟及新水平准备，采掘进度计划的编制，生产剥采比的均衡，穿孔工作,爆破工作 ,装车工作,排土工作 ,设备选择的计算等多方面的内容进行了简洁而清晰的叙述。关键词：露天开采爆破台阶开拓内蒙古科技大学毕业设计说明书II 内蒙古科技大学毕业设计说明书III Abstract This design of graduation is a open mine of GUAN MEN SHAN iron ore.The output of iron ore GUAN MEN SHAN is one million six hundred thousand ton in a year. The method of development is road. The mine can be used83 years. The deepest level is –150 meters, and the height of bench is 10 meters. The method of shoot is delaying blasting of scores of holes. The design mainly helps to make selection of the safety angle , the depth to really settle, opencast mine the turn of state to settle, the choice of expand way, dig the ditch and new level preparation, planned establishment of the digging degree of progress, produce to shell the well balanced of adopt the ratio, bore hole of the work, blasting of the work, pack of the car work, line up the soil of the work, the various contents of etc. of calculation that equipments choice carried on the simple and direct but clear description. Keyword: opencast working blast ventilation bench development 内蒙古科技大学毕业设计说明书IV 内蒙古科技大学毕业设计说明书III 目录摘要............................................................................................ I Abstr...
