winding drum is the component to wind wire rope in the lifting mechanism. Rolling Drum consists of drum shaft, Rolling Drum Rolling Drum,Crane Rolling Drum,Strong Tension Rolling Drum,Crane Rope Drum Shandong Lite Electrical Co.,Ltd , http://www.chinacranegroup.com
flange type annular gear,drum hub, bearings, bearing pedestal.When one end of drum is equipped with the switch of rotary type position limitation limiter, it must ensure to make drum shaft and rising Limit Switch rotate synchronously.