Crane is mainly used for loading and unloading and installation of large goods and equipment, such as a large equipment from point a to point b, the means of transport, but how can I put it to the transportation, by our human affirmation is not enough, to the point and how yao unloading, depends on the crane, installation is the same, of course, it can also act as short-distance transport, building more from it.So, is our common crane is what in your life? 1 bridge crane As the name implies the use of more extensive field.Suitable for machining workshop, mechanical assembly workshop, metal structure processing workshops, plant workshop, warehouse, storage area, repair shop, and the need for goods short handle.Generally such crane work not very busy, and the number of lifting rated load is not too much. 2 gantry crane Gantry crane in the open air outdoor work in general.Used for outdoor assembling area, dock depot, yard, warehouse, etc.The crane according to the use of different occasions, the use frequency and load condition is different also.Such as assembly yard cranes with gm bridge crane, for terminal yard crane crane sometimes is numerous Busy;But load condition is difficult to determine, to see whether the lifting goods size of the case may be;But for the freight yard gantry crane head its general to more frequent lifting handling large hoisting load. 3 crane: Crane usually set on the railway, port of loading bays.From a truck or ship to the freight yard handling objects, also can from the yard to ship or truck carrying objects.This kind of crane productivity requirement, its lifting mechanism and the car running work is quite busy, and the weight is bigger also, but its supporting institutions work level is low, cart on a workstation, lifting and car run more than one work cycle back and forth, until the location object handling, cart running in another location;By repeated until all loading and unloading task. 4 metallurgical crane Production line metallurgical crane are mostly commonly special crane, such as red hot metal ladle crane is lifting crane package, loading crane is the crane to the smelting furnace charging, slab clamp crane crane is handling the production line of the slab, billet electromagnetic crane handling production line of the billet, etc.Generally the crane high degree of importance, in the event of failure, may result in the risk of the whole production line production;And easily into major personal and equipment damage of major accidents.