箱梁制作工艺.pdf

安装网 钢箱梁制作工艺及现场拼接控制 摘 要 钢箱梁制作难度大且工艺复杂，主要表现在其组合零部件多，厚度焊接两量大，焊接 m 产生的变形难以矫正以及箱内焊接缺陷无法修补等。在大量生产实践的基础上，从钢箱梁零部 o c 件余量的控制、制作工艺流程、焊接变形的预防与矫正以及现场拼装精度的控制等几个方面， . 对钢箱梁的制作工艺技术进行分析和总结。 g 关键词 钢结构箱型梁 制作工艺 现场拼接控制 n a w MANUFACTURING TECHNIQUE OF STEEL BOX BEAM AND ITS SITE SPLICE z a CONTROL w. Yan Dehong w w (China No.15 Metallurgical Construction Co.，Ltd. Huangshi 435004) / / : ABSTRACT The manufacturing of steel box beam is difficult and its technique is complicated ， p which mainly manifests that it has many combined components and large numbers of welding work of t taick steel plates ，the deformation caused by the wlding is difficult to correct and the welding defects t h inside the steel box can not be repaired.Basedon lots of manufacturing work，it is given an analysis and a summary of manufacturing technique of steel box beam in respect of the components residual contrpl，