Tool-free quick die changing structure of patch pocket machine

The utility model discloses a tool-free quick die changing structure of a pocket patching machine, which relates to the field of pocket patching machines and comprises a ladder assembly, a transverse moving mechanism is movably mounted at the bottom of the ladder assembly, a reciprocating mechanism is mounted on one side of the bottom of the ladder assembly, a pocket folding mechanism is mounted on one side of the reciprocating mechanism, and a telescopic arm is arranged on one side of the reciprocating mechanism. According to the utility model, the slotting tool part is changed into handle screw dismounting, when the slotting tool needs to be mounted, the T-shaped groove positioning block and the mounting block are clamped and then are manually tightened by the handle screw, the telescopic arm at the bottom of the reciprocating mechanism and the shaping plate are fixed through the rotary positioning buckle, and after the positions of the positioning plate and the telescopic plate are determined, the shaping