Rack Luffing Crane

A rack swing crane is a type of crane that uses the meshing of a gear and a rack to achieve the slewing of the boom, thereby changing the outreach of the crane. It is mainly used in ports, docks, shipyards, hydropower stations and other places for loading and unloading, transferring, assembling and installing of goods. It has the advantages of simple structure, reliable operation, convenient installation and maintenance, high transmission efficiency, high load capacity and long service life. However, its rack is prone to wear, impact will occur in the process of outreach change, and the installation accuracy of the gear and rack is high.