The present application relates to a tab roll changing device and a winding apparatus. The tab roll changing device includes an unwinding mechanism; a roll mechanism, including a transfer plate, a first floating clamping assembly, a second floating clampin...

The application relates to a coil replacing device. Material tapes output by a first unreeling assembly and a second unreeling assembly can be alternately used as a working materials tape and a spare materials tape. When the unreeling of the working materi...