摘要:桥式起重机俗称行车或吊车,是工矿企业中应用十分广泛的一种起重机械设备,其运行机构由3个基本独立的拖动系统组成:大车拖动行走系统、小车拖动行走系统、吊钩拖动升降系统.行车对小车和大车的拖动控制要求一般,变频器的普通功能即可实现,这里不再详述,下面着重介绍如何解决生产过程中抓斗主副钩力矩的配合问题.
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