The utility model relates to a gather independent IO machine case with drive function in interlock device of realization station, the mother board sets up to 16, the 24V power of direct current is connected respectively to the mother board both sides through the power supply terminal, mother board 11 preceding grafting FIMI powers from left to right, a gather the function for realizing the mother board, 5 the grafting FIMO powers in back, a drive function for realizing the template, FIMI, FIMO power below all sets up the IO socket, through the function that realizes FIMI and FIMO on a mother board respectively, the realization realizes respectively gathering and the driven function on a mother board, and then the function that the rack united two into one that realizes to interlock, realize probably for designing the configuration of minimum station, do like this and to save the cost for the company, bring bigger economic benefits, use for the scene is saved space, bring the facility of installation and maintenance, more be favorable to practical application.