在货车段修中,车体端、侧柱外涨和上下车门角铁、折页翘曲的调修,一直是个“老大难”的问题。过去调修,由于没有一套专用的工艺装备,仅仅沿用天车及简易“拉子”,用大锤打,不仅劳动强度大、工效低、质量差,而且工作噪音大,无法适应生产飞速发展的要求。针对上述存在问题, Repair in the truck section, the body end, jamb outside the up and down the door angle iron, folding warp repair, has been a “chronic” problem. In the past, due to lack of a dedicated process equipment, the mere use of crane and simple “pull-off” crane and hammering made it not only labor-intensive, low work efficiency, poor quality, but also work noise and could not adapt to the rapid development of production Request. In response to the above problems,