Bridge grab ship unloader manufacturers
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The eight-rope grab ship unloader is composed of a hoisting operating mechanism, an opening and closing operating mechanism, a guide pulley, a grab trolley and an eight-rope grab. The beam guide pulley is connected to the drum of the hoisting running mechanism, and the four opening and closing ropes are also connected to the drum of the opening and closing running mechanism. The hoisting running mechanism consists of a trolley running motor, a hoisting motor, a planetary differential reducer and a steel wire rope The opening and closing operation mechanism is composed of a trolley running motor, an opening and closing motor, a planetary differential reducer and a wire rope reel. The trolley running motor, the hoisting motor and the opening and closing motor are provided with brakes. The effect is to reduce the diameter of the wire rope by 30%, to ensure that the steel wire rope of the grab ship unloader is arranged at zero declination angle, the force is uniform, and the life of the wire rope and pulley is prolonged. It is suitable for large bridge-type grab ship unloaders with a lifting capacity of more than 70 tons. .
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