Abstract:

Abstract: In view of the insufficiency of 495 HR electric bucket rod design structure, the article analyzes the frequent fault of electric bucket rod head plane crack, and gives the solutions and corresponding welding repair process, introduces in detail the matters needing attention in the process of repair, which provides the effective reference experience for welding repair work of excavator type mine equipment large structure.

摘要：

摘　要：针对495HR电铲斗杆因自身设计结构存在不足，而引发的电铲斗杆飞机头部位裂纹频发故障进行了分析，给出了解决方案和相应的焊接修复工艺措施，详细介绍了修复过程中的注意事项，为电铲类矿山设备大型结构件的焊接检修工作提供了有效的参考经验。