【摘要】 结合具体实例,从下料、装配、焊接、矫正四个流程对大型吊车梁的制作进行了介绍,并对V形坡口、K形坡口的对接,腹板与翼缘板组对以及焊接顺序作了具体的图示说明。更多还原

【Abstract】 Combining the actual examples,the paper introduces the manufacturing of the large crane-runway girder from four processes,the baiting,the assembly,the melding and the rectification.It displays the graphic illustration on the joints of the V-shaped groove and the K-shaped groove,the assembly of the webs and the comb-type caisson,as well as the melding sequences.更多还原