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文章应用线弹性断裂力学基本理论和悬挂装置耳孔曲梁计算应力公式,在某载煤重40t特大型箕斗连接叉存在裂纹的状态下,进行了安全性分析和寿命估算,具有较大的实践指导意义。
In this paper, based on the basic theory of linear elastic fracture mechanics and the calculation formula of ear bending curved beam of suspension device, the safety analysis and life estimation are carried out under the condition that there is a crack in the 40t oversize skip connecting fork with a load, Guiding significance.