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2010年03 期
| 标题 |
| 铁路道岔合金钢组合辙叉联结螺栓强度分析(50 卷) |
| 英文标题 |
| Analysis of connected bolt’s strength used in alloy-steel assembled frog of railway turnout |
| 摘要 |
| 通过车辆—道岔耦合动力学求出最不利轮轨作用力后，运用接触非线性有限元法，分析了我国客运专线到发线上采用的60 kg/m钢轨18号合金钢组合辙叉道岔联结螺栓的强度。结果表明：联结螺栓扭矩在500 N·m及以上时，螺栓的最大应力小于屈服强度940 MPa；联结螺栓扭矩在1 000 N·m |
| 作者 |
| 新闻作者:陈小平，王平 |
| 关键字 |
