辊系快速整体更换不需吊车，采甩轧辊牵引小车和横移台车结合的换辊方式，导卫横梁安装在轧机轴承座上，550rolling mill，更换轧辊时，导卫及横梁随辊系整套从牌坊窗口中拖出，一次换辊时间仅为20min.

You don't need to replace the whole fast roller roller way for mining crane， trolley and swing roller tr***ersing trolley with the guide beam is installed on the bearing seat of rolling mill， roll changing， guide and beam with roll set pulled from the housing window，220rolling mill， a roll change time is only 20min.

保持工作辊的上辊和下辊相对于轧机中心线对称且在轴线方向上移动。这种的工作辊移动的设计，是用来改变工作辊和支撑辊的偏移需要大的移动量。这种大移动量的采用需要大量的改装费用，并且需要解决很多问题.

The upper and lower rolls of the work roll are symmetrical and move in the direction of the axis of the rolling mill. The movement of this work roll is designed to change the shift of work rolls and support rolls to require large amounts of movement. The use of this large shift of momentum requires a lot of modification costs， and many problems need to be solved.

短应力线轧机有什么特点？

短应力线轧机具有体积小、重量轻、轧机刚度大、轴承使用寿命长等优点。近年来该轧机在小型轧机上使用越来越广泛。随着短应力线轧机在线快速换辊装置的出现，750rolling mill，使轧机***减少，导致其应用将会更普遍。

What are the characteristics of a short stress line mill?

Short stress line mill has the advantages of ***all volume， light weight， large rigidity of rolling mill and long service life of bearing. In recent years，rolling mill， the rolling mill has been used more and more widely in ***all rolling mill. With the emergence of on-line fast roll change device for short stress line rolling mill， the investment of rolling mill is reduced， and its application will be more common.

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