Our hard coupling device for mine flatbed trucks is meticulously engineered to excel in the demanding and ever-changing conditions of underground tunnels. This state-of-the-art solution is designed to handle inclines, declines, and sharp turns with unparalleled efficiency, outperforming traditional soft couplings in every aspect. By effectively eliminating vehicle collisions during multi-vehicle transport operations, it addresses and resolves critical issues such as front lifting, rear compression, and operational accidents that typically occur during ascent, descent, and turning. This device guarantees seamless and safe transportation, setting a new benchmark for reliability and safety in the mining industry.