目前，国产汽车起重机绝大部分是采用钢板弹簧作为车桥与车架之间的连接件的。它起到缓冲和吸收起重机行驶中的冲击和振动能量的作用。其性能的好坏直接影响起重机的使用。因此，必须正确使用与维修钢板弹簧。 １．钢板弹簧在使用中应注意的事项 （１）应严格按照额定承载能力 At present, the vast majority of domestic truck crane leaf spring as a bridge between the frame and the connection. It serves to cushion and absorb the impact and vibration energy from the crane. The performance of a direct impact on the crane’s use. Therefore, the leaf spring must be properly used and maintained. 1. Leaf spring in use should pay attention to the matter (1) should be strictly in accordance with the rated carrying capacity