简要介绍轧辊轴承类型，分析其特点，提出了支承辊轴承的改进方法，延长了它的使用寿命。
The types of roller bearing are introduced and it's characteristics are analysed. Meanwhile, improving ways of backing bearing are put forward and it's service life is extended.
支承辊轴承座是轧钢机上的关键零件之一，也是重要零件和加工周期长、难度大、精度要求很高的零件。
The backup roll chock is one of the key and important parts of the rolling mill.
支承辊轴承座是轧钢机上的关键零件之一，也是重要零件和加工周期长、难度大、精度要求很高的零件。
The backup roll chock is one of the key and important parts of the rolling mill. It has a long machining duration and the accuracy of the machining is very high.
四辊轧机工作辊轴承和支承辊止推轴承失效的主要原因是它们在工作中所受的轴向载荷过大。
The axial overload is the main factor which causes work roll bearings and back-up thrust bearings of four-high mill invalid.
四辊轧机工作辊轴承及支承辊止推轴承失效的主要原因是轴向力过大。
The axial overload is the main factor which causes work roll bearings and back up thrust bearings of four high mill invalid.
同时，设在上下支承辊装置侧面或机架上的压紧缸、腰块上的移动缸可实现轧辊轴承座与机架间的无间隙轧制。
In addition, using the hold down cylinder, the waist block and the shift cylinder can realize gap-less rolling.
同时，设在上下支承辊装置侧面或机架上的压紧缸、腰块上的移动缸可实现轧辊轴承座与机架间的无间隙轧制。
In addition, using the hold down cylinder, the waist block and the shift cylinder can realize gap-less rolling.
应用推荐