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EQ1092F货车发动机飞轮壳时有损坏,而且损坏处大多在同一区域。损坏的原因除在使用上有超载超速、驾驶操作不当等;维修方面有传动轴装配不当、变形使发动机平衡失调外,经分析发现在设计或制造方面也有某些不足之处。 1.损坏原因分析 发动机后端面与飞轮壳的结合是通过7根M12×35的螺栓紧固,飞轮壳除两个定位孔外其余5孔直径均
EQ1092F truck engine flywheel housing damage, and most of the damage in the same area. In addition to the reasons for the damage in the use of overloaded speeding, improper driving operations, etc .; maintenance aspects of the shaft assembly improper deformation of the engine imbalance, the analysis found that there are some design or manufacturing deficiencies. 1. Analysis of the cause of damage The combination of the rear end of the engine and the flywheel housing is fastened by seven bolts of M12 × 35 and the remaining five holes of the flywheel housing except the two positioning holes