Based on the vector bender principle of the numerical pipe-bending machine, use PLC and position module to finish the design of bender's control system.

基于数控弯管机的矢量弯管原理，利用P LC和定位模块控制单元相结合的方法来实现弯管机控制系统的设计。

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Cut, threaded, and bends pipe to required Angle, using pipe cutters, pipe-threading machine, and pipe bending machine.

用切割器、螺纹机、曲器，针对要求的角度来切割、螺纹、弯曲水管。

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Control system based on PLC control of bending with sizing and cutting machine for copper pipe and its automatic technology have been introduced.

介绍了基于PLC控制的铜管校直弯曲切断机的控制系统及其自动循环工艺流程。

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Once a design is set, different bits of the manufacturing process are tried out on computer: a virtual pipe-bending machine, for instance, makes sure that the fuel lines which snake their way through the airframe can be created without wrapping themselves around the machine and bringing it to a halt.

ECONOMIST: Manufacturing technology