本文描述了老式的和现代的换辊方法:采用吊车直接换辊;应用带附加装置的吊车换辊;更换整个轧制机座;由换辊滑架或换辊小车换辊和用回转台和自动快速更换装置换辊。及其轧辊快速更换装置对热轧和冷轧宽带钢轧机的生产能力和生产成本的影响。 This article describes the old and modern roll changing methods: the use of a crane for direct roll change; the application of a hoist with additional devices for changing rolls; the replacement of the entire rolling stand; the roll change of the carriages or roll changers and the use of swivel tables and Automatic quick change device roll change. And its rapid roll changer device on the hot-rolled and cold-rolled wide strip mill production capacity and production costs.