The full-automatic straight-feed cuff-type packaging machine is a straight-feed automatic cuff-type packaging machine developed based on years of practical experience and technology. It has a compact structure and a small footprint, making it very suitable for matching with automatic packaging lines to complete automatic and unmanned product packaging. It is applicable for packaging single items or items with bottom supports. This packaging machine is suitable for moisture-proof packaging of small household appliances for export, such as shrink packaging for outer boxes of electric fans, microwave ovens, ovens, etc.