The hard coupling device for mine flatbed trucks by Linfen Baixiang is meticulously engineered to excel in the rigorous and ever-changing conditions of underground tunnels. Whether faced with inclines, declines, or sharp turns, this groundbreaking solution surpasses the limitations of traditional soft couplings. It adeptly prevents vehicle collisions during multi-vehicle transport operations, effectively addressing and resolving critical issues such as front lifting, rear compression, and operational accidents that can occur during ascent, descent, and turning. This innovative device ensures seamless and safe transportation, establishing a new benchmark for reliability and safety in the mining industry.