采用升降式加工模式，下层三个动力头同时扩孔，上层三个动力头同时攻丝及展刀，保证产品精度。
Using lifting type processing mode, the three power head simultaneously reaming, upper three power head while tapping and exhibition knife, assure product precision.
上刀轮座与上压线轮座升降以气压方式控制，故在更换订单时不必切断纸板及停机。
Pneumatic system controls raising and lowering of slitting and scoring tool, and order can be easily changed during the machine running without stopping it.
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