遼字石油化工大學⊙ Analysis: If the number of the parts in a batch is small, the manufacturing process can be completed through 5 operations, which are shown in table 6-1 For the manufacturing of the same part, if the number of part is large, the operation 1 in table 6-1 can be divided into 2 operations a)facing and centering one end in an engine lathe by one operator b)transferring to another engine lathe for facing and centering the another end by another operator. table 6-1 the process of shaft manufacturing Operation No peration name Work place facing end. center drilling ends Engine lathe 2 Cylindrical Turning Engine lathe Key way milling Upright milling machine Cylindrical grinding Grinding machine 6 deburring Clipping tableAnalysis: If the number of the parts in a batch is small, the manufacturing process can be completed through 5 operations, which are shown in table 6-1. For the manufacturing of the same part, if the number of part is large, the operation 1 in table 6-1 can be divided into 2 operations: a) facing and centering one end in an engine lathe by one operator. b) transferring to another engine lathe for facing and centering the another end by another operator. table 6-1 the process of shaft manufacturing