中频弯管机床的推弯动力系统和操纵系统均采用液压传动是我们研制的中频弯管机床的特点之一。
Hydraulic transmission technology is used in the push-bend power system and operational system of the induction bending machine, which is one of the features of the machine.
本文介绍了PLC在大口径中频加热弯管机控制系统中的应用，并给出了控制系统关键子程序的设计方案。
The Paper introduces the application of PLC in Medium-frequency heating bender for large caliber pipe, and design scheme of the main control sub-routine is given.
本文介绍了PLC在大口径中频加热弯管机控制系统中的应用，并给出了控制系统关键子程序的设计方案。
The Paper introduces the application of PLC in Medium-frequency heating bender for large caliber pipe, and design scheme of the main control sub-routine is given.
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