Sheet transfer device

A sheet transfer device comprising:

• a sheet transfer unit including a plurality of paired sheet transfer rollers arranged along a sheet transfer route, and configured to transfer a sheet in a sheet transfer direction while nipping the sheet between each of the plurality of paired sheet transfer rollers;
• and
• first and second sheet transfer guide plates arranged along the sheet transfer route to face each other and configured to guide the sheet transferred by the sheet transfer unit, wherein
• the first sheet transfer guide plate includes a first divided sheet guide plate and a second divided sheet guide plate separable from each other,
• the first divided sheet guide plate is capable of being drawn out or pushed in relative to the second sheet transfer guide plate in a sheet width direction orthogonal to the sheet transfer direction,
• the first divided sheet guide plate and the second divided sheet guide plate are separable from each other by a draw-out operation or a push-in operation of the first divided sheet guide plate, and
• the first divided sheet guide plate is configured to release nipping of the sheet by the paired sheet transfer rollers corresponding to the first divided sheet guide plate, along with the draw-out operation or the push-in operation of the first divided sheet guide plate.