介绍了凌源钢铁公司与连铸技术国家工程研究中心合作 ,对凌钢 15 0 mm× 15 0 mm小方坯连铸机进行高效化改造的情况。采用国内自主开发的抛物线型连续锥度结晶器、半板弹簧振动装置、连续矫直拉矫机、二冷优化等设备和技术对小方坯连铸机进行改造 ,实现了“高拉速、高作业率、高连浇炉数、高质量和高效益”的高效化目标 This paper introduced the cooperation of Lingyuan Iron and Steel Company and the National Engineering Research Center of Continuous Casting Technology to improve the efficiency of the 15 0 mm × 150 mm billet caster in Linggang. The self-developed parabolic continuous taper crystallizer, half-plate spring vibration device, continuous straightening straightening and straightening machine, second cooling optimization and other equipment and technology to transform the billet caster to achieve a “high-speed pull, high Operating rate, high pouring furnace number, high quality and high efficiency, ”the goal of efficiency