Balance weight balance type metal plate sucking and holding device

The utility model relates to a counterweight balance type metal plate holding device which comprises a plurality of main rods, a plurality of auxiliary rods and spring suckers, the auxiliary rods areperpendicularly connected with the main rods, and the spring suckers are located at the two ends of the auxiliary rods. The device further comprises a linear module, a transverse balancing weight, a guide rail and a longitudinal balancing weight. A connecting frame is arranged on the main rod, and a hook is arranged at the top end of the connecting frame. The linear module is connected with the main rod and arranged in the length direction of the main rod, and the transverse balancing weight is located on a sliding plate of the linear module. The guide rails are arranged on the side plates onthe two sides of the main rod, and the longitudinal balancing weights are movably connected with the guide rails. The metal plate sucking and holding device can suck and transfer a metal plate, and can adjust the balance weigh