In order to meet the market demand for lithiumion battery automatic casing machine with high production efficiency,by using multi process parallel working principle,a reasonable mechanism with the automatic battery loading system,hose discharging and conveying system,gasket forming and conveying system,indexing mechanism,aligning gear,heat shrinkable system of hose and automatic battery unloading system was designed,by which automatic connection production of multiple batteries at the same time,such as feeding,conveying,casing,processing gasket forming,installing the gaskets,heating shrinkage hose,outputting lithiumion battery finished products and so on would be achieved.The production speed of this equipment is increased from 60 per minute to 120 per minute,so fully automatic,highspeed and safe production of the casing machine is realized.