Abstract: Changing rolls in rolling equipment is performed more efficiently. For this purpose, a roll changing device (12) for changing a pair of top and bottom work rolls (21) provided in a rolling mill (11) for rolling a strip to be passed therethrough includes: a work roll holding unit (51) holding the pair of top and bottom work rolls (21) in an attachable/detachable manner and capable of moving the work rolls (21) in a threading direction; a roll holding device (31) including the work roll holding unit (51) and capable of moving in a roll axis direction relative to the rolling mill (11) in a state of holding the work rolls (21) by using the work roll holding unit (51); and a work roll transfer device (32) capable of moving in a direction intersecting with a moving path of the roll holding device (31) and capable of mounting the work rolls (21).

Abstract: Changing rolls in rolling equipment is performed more efficiently. For this purpose, a roll changing device (12) for changing a pair of top and bottom work rolls (21) provided in a rolling mill (11) for rolling a strip to be passed therethrough includes: a work roll holding unit (51) holding the pair of top and bottom work rolls (21) in an attachable/detachable manner and capable of moving the work rolls (21) in a threading direction; a roll holding device (31) including the work roll holding unit (51) and capable of moving in a roll axis direction relative to the rolling mill (11) in a state of holding the work rolls (21) by using the work roll holding unit (51); and a work roll transfer device (32) capable of moving in a direction intersecting with a moving path of the roll holding device (31) and capable of mounting the work rolls (21).