SY66 矿液压支架顶梁体焊接施工技术方案编制: 审核:批准:二 0 一三年六月目 录1 前言..........................................................................................................................11.1 适用范围..............................................................11。2 编制依据..............................................................12 工程概况及特点........................................................................................................12。1 工程概况.............................................................12.2 工程特点..............................................................23 主要施工技术措施...................................................................................................23。1 施工准备.............................................................24 焊工及原材料的管理.................................................................................................24。1 焊工管理.............................................................24.2 施工材料的管理........................................................24。3 焊材管理..............................................................35 顶梁体各部件的下料施工.........................................................................................36 顶梁体的焊接技术....................................................................................................46.1 顶梁体的拼焊...........................................................46.2 顶梁体的拼装件的焊前预热..............................................56。3 顶梁体的焊接.........................................................66.4 焊接环境要求...........................................................76。5 焊后时效.............................................................76。6 焊后矫正.............................................................86.7 拼焊检验...............................................................97 质量保证措.......................................
