主体总成	液压油缸	中缸体总成
通体螺栓	夹板螺栓	钎杆
内衬套	钎杆衬套	衬套
管路总成	过桥管及管夹	密封组件

                                              
                                 扁销                                                                          扁销锁销                                                                  钎杆锁销
  
                                              
                                充气阀                                                                          电磁阀                                                                       皮碗