Angle folding device for hardware machining

The utility model relates to the technical field of hardware processing, and discloses a beveling device for hardware processing, air cylinders are symmetrically mounted on the lower surface of a working frame, the telescopic ends of the air cylinders are connected with a first fixing plate, and an upper die is clamped on the lower surface of the first fixing plate; a second fixing plate is arranged on the portion, on the lower surface of the first fixing plate, of the upper surface of the machining table, a lower mold is clamped to the upper surface of the second fixing plate, mounting plates are mounted on the front surfaces and the rear surfaces of the first fixing plate and the mounting plates correspondingly, and limiting plates are arranged on the rear surfaces of the mounting plates; fixing grooves are symmetrically formed in the inner side of the working frame, and baffles are slidably mounted in the fixing grooves. Through rotation of the limiting sleeve, the limiting plate can limit and fix the uppe