The clean room column cantilever crane is a non-standard customized thousand-level clean cantilever crane, IS0 Class7 clean cantilever crane, IS0 Class8 clean cantilever crane and other column-type clean cantilever cranes used in the production workshop. The working strength of the clean room cantilever crane is light. The crane consists of a column and is equipped with a clean chain hoist. The lower end of the column is fixed on the concrete foundation by anchor bolts, and the cantilever rotation is driven by a cycloidal pinwheel reduction device. The beam runs in a straight line from left to right and lifts heavy objects. The jib of the crane is a hollow steel structure, which is light in weight, large in span, large in lifting capacity, economical and durable.