Precise-tensioning double-row double-row sleeper steel die

The utility model discloses an accurate tensioning double-row double-row type sleeper steel die which comprises a steel die body, two symmetrically-arranged installation channels are formed in the steel die body, baffles are arranged in the two installation channels, a first inner cavity and two second inner cavities are formed in each baffle, and the first inner cavities and the second inner cavities are communicated with each other. Inserting rods are jointly arranged in the first inner cavity and the two second inner cavities in a sliding and penetrating mode, inserting holes corresponding to the inserting rods are formed in the inner walls of the two sides of the mounting channel, grooves are formed in the upper end faces of the baffles, and connecting rods are jointly arranged in the first inner cavity and the grooves in a sliding and penetrating mode. According to the utility model, the components such as the mounting channel, the baffle plate, the insertion rod, the insertion hole, the connecting rod,