Hydraulic excavator orange peel grab

Hydraulic excavator orange peel grab

Grab is a special tool for cranes to grab dry bulk cargo. The grab is consist of two or more openable and closable bucket-shaped jaws. When loading, the jaws are closed in the material pile, and the material is caught into the container space. When unloading, the jaws are in the material pile. It is opened under the suspended state, and the material is scattered on the material pile. The opening and closing of the jaw plate is generally controlled by the wire rope of the hoisting mechanism of the crane.

According to the shape, the excavator grabs can be divided into shell-shaped grab( which is consisted of two complete buckets)  and orange peel grab(which is composed of three or more jaw plates).

According to the driving method, the grabs can be divided into two kins: hydraulic grab and mechanical grab.