一种连轧主机安全轴及轴断裂处理方法

By setting spare flanges and pin mounting holes on the safety shaft of the continuous rolling mill, and combining them with through-beam sensors to achieve rapid alignment and connection, the problem of long-term downtime after the safety shaft of the continuous rolling mill breaks has been solved, enabling rapid repair and cost reduction.

CN120394568BActive Publication Date: 2026-07-17TIANJIN STEEL PIPE MFG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
TIANJIN STEEL PIPE MFG CO LTD
Filing Date
2025-05-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing continuous rolling mill main machine requires replacement of the safety shaft after it breaks, which leads to long-term downtime of the production line, affecting efficiency and increasing costs.

Method used

Spare flanges and pin mounting holes are set on the safety shaft of the continuous rolling mill, and quick alignment and connection are achieved through a through-beam sensor. High-strength spare pins are used for re-fixing.

Benefits of technology

It shortens the repair time after the safety shaft breaks, improves production efficiency, extends service life, and reduces production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明涉及一种连轧主机安全轴及轴断裂处理方法,安全轴由轴体主体部分、电机输出端连接法兰盘和减速器输入端连接法兰盘构成;在轴体主体部分的外环面上设有剪切环槽;在剪切环槽的两侧分别焊接有一备用法兰盘,两备用法兰盘上周向一一对应设有多个销轴安装孔,两备用法兰盘的内端面之间留有间隙;方法包括:1、在轧管生产线停机后,清理剪切环槽断裂处产生的毛刺;2、启动主电机,当对射型传感器的发射端与接收端沿轴向对正时,主电机停止运转,两备用法兰盘上的销轴安装孔一一对正;3、向多组对正的销轴安装孔内穿装备用销轴,并用防松螺母锁紧销轴,实现两段断裂安全轴重新连接。本发明降低了维修时间、提高了生产效率。
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