Automatic punching device for notebook computer shell processing

The utility model relates to the technical field of punching devices for notebook computer shell processing, in particular to an automatic punching device for notebook computer shell processing, which comprises an operation table and a slag collecting box, a support frame and a conveying mechanism are arranged on the operation table, and the conveying mechanism comprises a conveying groove and a conveying iron frame. The conveying groove is formed in the top end of the operation table, the supporting frames are installed on the two sides of the top end of the operation table, a supporting plate is arranged between the two supporting frames, a drilling mechanism and a limiting plate are arranged on the supporting plate, the limiting plate is installed on one side of the supporting plate, a first electric telescopic rod is arranged on the limiting plate, and a second electric telescopic rod is arranged on the first electric telescopic rod. And a limiting block is arranged at the output end of the first electric