粗轧

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1
Rough mill
...中厚板规格,中厚板行业 - 中厚板网关键词] 热连轧；粗轧；过程仿真 [gap=571]Key words ：hot continuous rolling；rough mill；process simulation ...
2
roughing
...司-新闻中心关键词：转扁钢；粗轧；矩变化记忆；钢坯内张力；修正轧机速度 [gap=631]Key words: Turning flat steel；Roughing mill；Torque change memory；Tension inside billet；Mill speed correction ..

短语

1
它适用于生产棒材的粗轧和中轧机组。
It applies to the roughing and intermediate trains of producing bar and rod products.
2
提出了一种热卷箱与粗轧和精轧互为主从的主令速度控制新方法。
A new approach to master speed control is proposed, in which coil box and roughing mill and finishing mil are combined with each other as master-slave device.
3
介绍了钢锭粗轧过程中对切头、切尾及均分段操作的长度计算方法及控制策略。
This paper introduces the length compute means and control method for cutting head, cutting end and mean cutting operation in bar roughing roll process.

粗轧
粗轧，是将几层钢板叠在一起,用二辊轧机热轧成薄于2mm的薄板的工艺。18世纪初，西欧就开始用热叠轧法轧制小块薄钢板。直到20世纪初，大部热轧薄钢板都用此法轧制。有粗轧和精轧两工序,最初在单架二辊机上进行,以后分别在两架轧机上进行。也有用一架三辊劳特式轧机进行粗轧，产品供给两架二辊轧机精轧。

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