Edge punching device for stainless steel production

The utility model discloses an edge punching device for stainless steel production, which comprises a working table, an inverted U-shaped frame I is fixedly arranged at one end of the top surface of the working table, a U-shaped frame II capable of moving left and right is arranged at the other end of the top surface of the working table, mounting seats are fixedly arranged on the inner walls of the two sides of the U-shaped frame I and the U-shaped frame II respectively, and positioning seats are arranged at the corresponding positions of the top surfaces of the two mounting seats respectively. Placing grooves are formed in the opposite end faces of the two positioning seats correspondingly, mounting grooves are formed in the positions, corresponding to the opposite ends of the two placing grooves, of the top faces of the positioning seats correspondingly and extend to the positions below the bottom faces of the mounting seats correspondingly, and punching dies capable of moving up and down are arranged in t