Introducing the revolutionary hard coupling device for mine flatbed trucks, specially designed to excel in the harsh and dynamic conditions of underground mining tunnels. This cutting-edge solution outperforms traditional soft couplings, ensuring smooth navigation through inclines, declines, and sharp turns. Say goodbye to vehicle collisions during multi-vehicle transport operations with this innovative device that addresses and resolves critical issues such as front lifting, rear compression, and operational accidents during ascent, descent, and turning. Experience unparalleled reliability and safety in transportation, setting a new benchmark in the mining industry with this game-changing technology.