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1. High accurately processed machine parts ensure the excellent mechanical performances and accuracies of the whole machine，and provide the guarantee to produce the high quality green tyre； 2. During whole building process PLC are used to make automatic control，touch-screen type HMI operation used to perform the functions to set process parameters, store sizes, display building process and fault diagnosis etc.，enabled the easy operation and quick and direct change of the size data； 3．An AC servo system is used, realized the automatic length setting and cutting of Inner liner, body ply and sidewall，the sidewall cutting adopt heated rotary disc knife method, and the cutting angle could reach 15°,Meanwhile, inner liner and body ply are preassembled on the common template which is then fully automatically assembly on the drum in one operation......