Sheave Installation: derrick sheave installed on hoist sheave, hoist drum support facilities for mine hoist when lifting rope between the container and the guide purposes. Mainly applied to the string and lift. Mine also known as fixed sheave sheave, shaft sinking sheave, enhance sheave. Sheave mounted on the derrick, as a support sheave manufacturer, when support for the mine hoist hoist drum to enhance the drag between the container guide rope steering purposes. Sheave: sheave wheel assembly. Steel rim not have scarring, crack, folding, slag and hierarchical sheave, rope groove surface should be smooth rim joints paragraphs should be flat, the gap between the end face should be less than 2mm. When riveting on the equipment, it must be combined with surface deburring and rust treatment.