Method for dismounting rolling mill stand in limited space

The invention relates to a method for dismantling a rolling mill stand in a limited space, which comprises the following steps of: selecting to carry out hoisting operation on an operation side, and when the operation side of a rolling mill is a roll changing device, firstly dismantling the roll changing device before dismantling the stand to ensure that a vehicle is unblocked; after the roller replacing device is detached, the roller replacing pit is filled with sand and stones; after the roller replacement pit is filled with the sand, steel plates are fully laid above the roller replacement foundation, so that the standing position of the truck crane is guaranteed, a roller replacement top plate is supported by steel pipes, and meanwhile local loads are reduced; according to the thickness of a basement top plate, when the bottom of the roll changing pit is a rolling mill basement, steel pipe supports still need to be additionally arranged at the bottom to guarantee structural safety; after the truck crane e