The utility model discloses a device for solid rocket engine centrifugation overload test's installation, including the rocking arm, mounting platform and steel wire straining device, the mounting platform through rotatory shafting with the outer end rotatable coupling of rocking arm, in the rocking arm is provided with a plurality of lifting bolts, said lifting bolt with between the mounting platform is provided with the cavity, steel wire straining device sets up in the said cavity, and its first end with said lifting bolt fixed connection, its second end with said mounting platform fixed connection, experimental test piece is installed in the said mounting platform. The utility model provides a rotation axis frenulum has a locking function, and has born the weight of the quality of rotatory cabin and interior installed part and the power of transmission, has made things convenient for test piece installation and angular adjustment, steel wire straining device simple structure simultaneously, and convenient operation not only can overcome in the test piece ignition process barycenter and change the moment of torsion that produces, the length and the angle change of still production during the different angles installations in adaptable rotatory cabin