Introducing our state-of-the-art hard coupling device for mine flatbed trucks, meticulously engineered to excel in the demanding and ever-changing conditions of underground tunnels. This cutting-edge solution navigates inclines, declines, and sharp turns with unparalleled precision, far surpassing the capabilities of traditional soft couplings. By effectively eliminating vehicle collisions during multi-vehicle transport operations, it addresses and resolves critical issues such as front lifting, rear compression, and potential operational accidents during ascent, descent, and turning. This revolutionary device guarantees seamless and safe transportation, establishing a new benchmark for reliability and safety in the mining industry.