Simple and convenient reinforcement cage stirrup machining device

A simple and convenient reinforcement cage stirrup machining device comprises a stirrup winding mechanism, the stirrup winding mechanism comprises a lifting mechanism and a vertical steel bar, an expansion mechanism is arranged outside the vertical steel bar and comprises a fixing sleeve and a clamping frame, the vertical steel bar is sleeved with the fixing sleeve, and the clamping frame is clamped to one side of the vertical steel bar. The lifting mechanism comprises a lifting column and a screw rod, the screw rod penetrates through the lifting column in a threaded mode, a storage frame is fixed to one side of the stirrup winding mechanism, a straightening and cutting-off machine is arranged on one side of the storage frame, and the straightening and cutting-off machine is arranged on the other side of the storage frame. A supporting frame is arranged on one side of the straightening and cutting machine. The extension rod is matched with the extension frame to increase the machining size of reinforcement ca