The development of shape theory in metal plastic processing can be divided into three phases: roll deformation theory, rolling piece deformation theory, rolled piece and roll unified deformation theory. 4-dimensional rolling difference equation ,2-dimensional shape difference equation which use gauge or both roll actual crown and bending force as control variable are inferred.
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In the paper the cause for the said bulging is analyzed with the deformation theory. Also proposed are certain solutions for the problem, involving the material, process arrangement and roll...
从变形原理入手，分析了产生鼓包的原因，着重从原料、工艺布局和轧辊孔型设计等方面提出了解决鼓包的一些方法。
The thermal deformation theory has world-wide been researched massively, but the study on thermal deformation about casting-roll is little.
对于轧辊热变形理论，国内外都进行了大量的研究。
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