Bag folding device for pocket patching machine

The utility model provides a pocket folding device for a patch pocket machine, which comprises a support, a pocket folding mechanism and an adjusting mechanism, the support comprises two support plates which are arranged side by side, a mounting cavity is formed between the two support plates, the pocket folding mechanism is arranged in the mounting cavity, and the adjusting mechanism is arranged in the mounting cavity. The two sides of the bag folding mechanism are connected to the two supporting plates in a sliding mode respectively, and the adjusting mechanism is used for driving the bag folding mechanism to slide up and down on the supporting plates. The bag folding mechanism is arranged in the mounting cavity, and the two sides of the bag folding mechanism are slidably connected to the two supporting plates correspondingly, so that the two supporting plates can support the two sides of the bag folding mechanism, the bag folding mechanism is not prone to shaking in the up-down sliding process, and use of