JCO steel pipe forming shape-adjusting process
A steel pipe and shape adjustment technology, which is applied in the field of steel pipe manufacturing, can solve problems such as poor pipe shape, low precision, and inability to adjust, and achieve high geometric dimension accuracy, improve forming efficiency, and improve shape adjustment efficiency.
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[0032] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0033] Please also refer to Figure 1 to Figure 4 , the JCO steel pipe forming adjustment process provided by the present invention will now be described. The JCO steel pipe forming adjustment process includes forming process design: that is, determining the number of pressing passes, calculating the theoretical reduction and theoretical chord height of each pass, such as figure 1 As shown, the theoretical chord height is the chord height H corresponding to the measurement string 3, and the measurement chord is the chord corresponding to the inner arc formed by pr...
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