Trolley structure capable of automatically loading and unloading sleeve for copper strip rolling mill

The invention discloses a trolley structure capable of automatically loading and unloading a sleeve for a copper strip rolling mill, which comprises a frame, a movable material roller for loading and unloading the sleeve is arranged on the frame, the movable material roller comprises a fixedly arranged material supporting roller and a swinging material supporting roller hinged with the material supporting roller, and the swinging material supporting roller is connected with the material supporting roller through a pin shaft; the swing material supporting device is simple in structure, flexible to control and small in occupied space, the situation that a workshop crown block is occupied for a long time, and consequently other operation is influenced is avoided, the overall working efficiency is improved, and production safety of a workshop is facilitated. 本发明公开了一种铜带轧机用可自动上卸套筒的小车结构，包括车架，车架上设置有用于上卸套筒的活动料辊，活动料辊包括固定设置的托料辊和与托料辊铰接设置的摆动托料辊，摆动托料辊与托料辊通过销轴连接，车架上设置有用于带动摆动托料辊摆动的驱动机构，结构简单，控制灵活，占用空间较小，避免了长期占用车间天车而影响其他作业的开展，