提高支承辊辊身硬度均匀性的热处理模拟验证  

Simulation Validation of Heat Treatment of Improving Hardness Uniformity of Back-up Roll Barrel

作　　者：白兴红 赵席春 郭峰 Bai Xinghong;Zhao Xichun;Guo Feng

机构地区：[1]一重集团天津重型装备工程研究有限公司,天津300457

出　　处：《一重技术》2022年第5期15-18,29,共5页CFHI Technology

摘　　要：采用ABAQUS软件对Cr5型支承辊进行热处理数值模拟,计算辊身肩部与中间位置的温度差异。提出对肩部充分加热、缩短空冷时间、增大肩部倒角等优化措施,并进行生产验证。结果表明,生产工艺技术优化后,支承辊辊身硬度均匀性大幅改善,提升产品质量。This paper adopts the ABAQUS software to simulate the heat treatment data of Cr5 back-up roll,and calculates the temperature difference between the shoulder and middle position of the barrel.Proposes the methods including sufficient heating of the shoulder,shortening air cooling time,increasing shoulder chamfer,etc.The result shows that after optimization of the production technology,the hardness uniformity of the back-up roll barrel is significantly increased,and the product quality is improved.

关 键 词：支承辊 硬度均匀性 热处理模拟 生产验证 

分 类 号：TG333[金属学及工艺—金属压力加工]