From the principles of rotator type two-roll straightening and in-plant experience, this paper studies the roles and effects of guide device to the straightening quality for slender rod.

本文从二辊转毂式矫直原理出发，结合实际调整经验，阐述了导向装置对细长棒材矫直质量的影响和作用。

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This paper introduces the operation principle of the author developed equipment for measuring roll gap and ellipticity of the guide roller in continuous caster.

文中介绍了作者研制的连铸导辊辊缝和椭圆度测量装置的工作原理及测头结构。

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How to locate the guide roll and loop-rising roll of loop device used in wire and bar rolling mill are discussed. The paper put forward the design and calculation method for the both.

探讨了棒、线材轧机活套装置中导辊与起套辊的位置布置，并给出了其位置布置的设计计算方法。

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