过去,我们在组装转9、10型转向架减振器时采用顶丝操作,既不方便,又浪费时间。在毛主席“鞍钢宪法”光辉指示指引下,试制成油压顶,按油镐的原理,采用丝杠压顶油推动主勾贝,来代替过去的分解组装方法,操作方便,提高工效,安全可靠。主油缸皮碗采 In the past, we used the jackscrew when assembling the 9, 10 bogie shock absorbers, which was inconvenient and time-consuming. Under the guidance of Chairman Mao’s “Anshan Iron and Steel Constitution” glorious instruction, trial production of hydraulic top, according to the principle of oil picks, the use of screw pressing oil to promote the main gypsophila, to replace the previous decomposition and assembly methods, easy operation, improve ergonomics, safety reliable. The main cylinder cup mining