The hard coupling device for mine flatbed trucks is meticulously engineered to excel in the most challenging and dynamic conditions of underground tunnels. Whether your operations involve navigating steep inclines, declines, or sharp turns, this state-of-the-art solution provides unparalleled performance where traditional soft couplings fail. This advanced device effectively eliminates vehicle collisions during multi-vehicle transport operations, addressing and resolving critical issues such as front lifting, rear compression, and operational accidents that frequently occur during ascent, descent, and sharp turns. By ensuring seamless and safe transportation, this coupling device sets a new benchmark for reliability and safety in the mining industry.