The invention provides a manufacturing method of a portal crane cross beam and the portal crane cross beam. The manufacturing method of the portal crane cross beam comprises the following steps: arranging a jig frame at a workshop doorway; the bottom plate is laid on the jig frame to serve as the manufacturing reference of the portal crane cross beam; mounting the cylinder on a bottom plate, and mounting a web plate and a wing plate; a welding operation platform is built, and the web and the cylinder are welded; and installing and welding the panel. The manufacturing method can improve the operation safety.
本发明提供一种门机横梁的制作方法及门机横梁。门机横梁的制作方法包括:将胎架布置于车间门口;将底板铺设在胎架上,作为门机横梁的制作基准;将圆筒体安装于底板上,安装腹板和翼板;搭建焊接作业平台,对腹板与圆筒体进行施焊;安装并焊接面板。上述制作方法可以提升作业安全。
Method for manufacturing portal crane cross beam and portal crane cross beam
门机横梁的制作方法及门机横梁
2025-02-28
Patent
Electronic Resource
Chinese