The fully automatic four-wheel capping machine is a high-efficiency packaging equipment, featuring automated capping operations through the coordinated work of four wheel sets. Equipped with a precision servo control system, it enables accurate adjustment of capping torque, allowing compatibility with bottle caps and bottle types of various specifications. Its application scope is extensive, covering industries such as food, pharmaceuticals, and daily chemicals. This equipment integrates automatic cap feeding, positioning, and tightening functions, capable of handling dozens to hundreds of bottles per minute, thus significantly enhancing production efficiency. Meanwhile, it is furnished with an intelligent detection device that can promptly reject unqualified products, ensuring consistent packaging quality. Boasting a compact overall structure and user-friendly operation, it effectively reduces labor costs and serves as a crucial component in modern production lines.