The structure of the spindle was designed according to the requirements of the ceramic ferrule micropore making process,then the special fixture was also designed.The structure design of the precision spindle was very ingenious,it was hollow and the workpieces and fixture were encapsulated inside,20 workpieces were processed at the same time.In the production,not only the spindle was met the requirement,but also the productivity was increased greatly.The structure design of the spindle provides reference for the design of similar products.