The column type cantilever crane is a cantilever crane which can rotate around the fixed column fixed on the base, or the cantilever is just connected with the rotary column, and rotates together with the vertical center line in the base support. It is suitable for applications where the lifting weight is small and the operation service scope is circular or fan-shaped. Generally used for machine tools and other work - piece loading and handling.
The column-type cantilever crane mostly USES the chain electric hoist as the lifting mechanism and the operation mechanism, USES the wire rope electric hoist and the hand pull gourd less. The rotation and horizontal movement work is mostly manual, only when the lifting weight is large.
The gantry crane is a cantilever crane fixed on the wall, or cantilever crane which can run along the elevated track on the wall or other supporting structure.