Disc type positioning uncoiler winding drum device

A disc type positioning uncoiler winding drum device comprises a main shaft, a fan-shaped plate, a pyramid body, a pull rod, a cambered plate and a pull rod cross beam, wherein a sloping bench panel of the fan-shaped plate is connected with the sloping bench panel of the pyramid body in a sliding mode through a dovetail groove, the pyramid body is arranged on the main shaft and is connected with the pull rod through the pull rod cross beam, the front end of the fan-shaped plate is connected with the cambered plate, the fan-shaped plate is fixedly connected with the cambered plate through bolts, an axial positioning cavity is arranged between the fan-shaped plate and the cambered plate, the main shaft is fixedly provided with a positioning disc, and the positioning disc is embedded in the axial positioning cavity. The disc type positioning uncoiler winding drum device is simple in structure, a positioning device is strong in bearing capacity, a winding drum is big in intensity, use safety and stability are eff