轧钢机机架(如图1)的加工,对于“四无”的群力机械厂来说,确实是一个关键问题。该厂工人张广昌、战聚生两同志,积极动脑筋想办法,发扬了敢想敢干的精神,创造出“积木式”综合机床。由于轧钢机机架很重,搬运不便, Rolling mill frame (Figure 1) processing, for the “four no” Qunli Machinery Factory, is indeed a key issue. The factory workers Chang-Chang Chang, Congju two comrades aggression, and actively use their brains to find ways to carry forward the courage to dare to do, to create a “building block” comprehensive machine tool. As the rolling mill machine frame is heavy, handling inconvenience,