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Two-Rope grab

Two-Rope grab
Two-Rope grab

The two-rope grab is suitable for all kinds of cranes with double hoisting mechanism, and it is suitable for the ports, wharf, construction and bridge industry.

According to the material characteristics can be equipped with light, medium, heavy, super heavy. It is suitable for grasping all kinds of loose deposits.

In various types of cranes, equipped with two sets of motor reel (that is, electric hoist), each group of reel leads to a wire rope, one of the wire rope in the grab balance frame support at both ends, another wire rope through the upper beam of the pulley and the lower beam pulley, composed of pulley group, play the role of open and closed bucket.

At the beginning of the work, support wire rope will grab in the appropriate position, and then put down the opening and closing of the wire rope, then the weight of the lower beam to force the bucket below the big axis for the center will open the bucket, when the bucket opened to the two ears board collision, that is, the bucket opened to a larger limit. When the bucket is opened, the center distance of the pulley and the lower cross beam is enlarged, then support the wire rope down, will have opened the grab, fall on the loose pile to crawl on top, and then close the opening and closing wire rope, the upper beam pulley and the lower beam pulley center distance back to the original position, so that the completion of the crawl material process. In the closed bucket has been filled with materials, and then hoist the opening and closing of the wire rope, the entire grab is also hoisted, through the driving movement to the required unloading site, open bucket unload the seized material.