The invention belongs to a spent fuel storage rack drop test bench device comprising a bench I (1), a bench II (2), a bench II front door (3), guide wheels (4) and other auxiliary facilities. The device is characterized in that drop test data of a target is collected in a test structure space composed of the bench I (1) and the bench II (2) by using the guide wheels (4) to guide a drop test weight through a hook, and the bench II front door (3) makes the drop weight hoisted easily. The spent fuel storage rack drop test bench device of the invention has the advantages of firm structure, beautiful shape, easy assembly, good quality, and reliable performance.