本矿为了改进坑内作业中占很大比重的支护作业,以实施支护材料的金属化(采用钢材)及支护作业的标准化为基本方针,取得了综合效果.其中牛角形梁托的积极推广和灵活应用,在提高作业率方面起到很重要的作用.因此,将其使用情况和例子报告如下. In order to improve the supporting work which account for a large proportion of the work in the pit, the mine has implemented the basic principle of metalization of supporting materials (using steel) and standardization of supporting work, and the comprehensive effect has been achieved, in which the activeness of the horns Promotion and flexible application play an important role in increasing the operating rate, therefore, their usage and examples are reported as follows.