Structure for protecting small punch in die design

The utility model discloses a structure for protecting a small punch in die design, which comprises an insert core, a second limiting groove is arranged inside one side of the insert core, a punch rod is arranged inside the insert core, a punch is welded on one side of the punch rod, a movable groove is arranged inside the top end of the insert core, and a second limiting groove is arranged inside the movable groove. A first limiting groove is formed in the bottom end of the movable groove, an adjusting rod is arranged in the movable groove, and a top block is welded to the top end of the adjusting rod. According to the structure for protecting the small punch in the die design, the first limiting groove, the adjusting rod, the ejector block, the movable groove and the pressing block are arranged, internal threads are arranged in the first limiting groove, external threads are arranged on the outer portion of the adjusting rod, and when the adjusting rod is rotated through the ejector block, the pressing bloc