| 梅钢1422热轧轧辊强制冷却工艺优化 |
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| 引用本文： | 周萍,马叶红,郭继友.梅钢1422热轧轧辊强制冷却工艺优化[J].甘肃冶金,2009,31(3):87-90. |
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| 作者姓名： | 周萍 马叶红 郭继友 |
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| 作者单位： | 梅山钢铁股份有限公司,热轧厂,江苏,南京,210039 |
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| 摘 要： | 合理冷却下机轧辊，确保轧辊的表面温度的均匀性是热轧精轧工作辊磨削中保证轧辊精度的一个重要的措施，是保证热轧板形的重要因素。本文从轧辊下机后冷却时间、轧辊辊型、热膨胀及磨削精度控制、冷却床冷却水量、冷却水嘴布置及角度、水嘴口径尺寸、轧辊在冷床上的摆放位置等方面对梅钢原有的轧辊冷工艺度进行了分析，在此基础上优化了原有的轧辊强制冷却工艺，建立了比较健全的轧辊下机冷却工艺制度。经过实践验证了新的轧辊强制冷却制度的合理性。
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| 关 键 词： | 冷却工艺 热膨胀 磨削精度 辊面温度 |
The Improvement on Roller Forced Cooling Systerm of Meishan 1422 Hot Strip Mill |
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| ZHOU Ping,MA Ye-hong,GUO Ji-you.The Improvement on Roller Forced Cooling Systerm of Meishan 1422 Hot Strip Mill[J].Gansu Metallurgy,2009,31(3):87-90. |
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| Authors: | ZHOU Ping MA Ye-hong GUO Ji-you |
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| Affiliation: | Baosteel Group Shanghai Meishan Iron & Steel LTD.CO.Hot Strip Mill;Rolling Grinding Shop;Nanjing 210039;China |
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| Abstract: | It is an important method for precision of finishing work rolls so as to keep the well-distributed surface temperature of rolls by reasonable cooling,which is a critical factor in rollers' grinding process.in this paper the original cooling system,including the cooling time,the arrange and angle of spry,the specifications of the spry,grinding shape of rolls,thermal crown and the control of grinding precision,the cooling flow were analyzed.We had improved the cooling system by finding a reasonable cooling sy... |
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| Keywords: | cooling system roller thermal crown grinding precision surface temperature of rolls |
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