Quadratic element manipulator for multi-station punching machine

The quadratic element mechanical arm comprises a device base, a hydraulic cylinder is arranged above the device base, a hydraulic rod is connected to the upper portion of the hydraulic cylinder, a protective shell is connected to the upper portion of the hydraulic rod, a protective block is connected to one side of the hydraulic rod, supporting blocks are connected to the two sides of the protective block, and the supporting blocks are connected to the lower portion of the hydraulic rod. A driving motor is arranged in the protective shell, a driving lead screw is connected to one side of the driving motor, a grabbing mechanism is arranged on one side of the driving lead screw, and a connecting block is arranged on one side of the grabbing mechanism. According to the quadratic element manipulator for the multi-station punching machine, a grabbing mechanism is arranged in the protective shell, an extension rod is matched with a clamping block to grab and carry a cylinder body, a cleaning block is arranged in th