Device for testing multidirectional stretching, compression and bending loads

The invention discloses a device for testing multidirectional stretching, compression and bending loads. The rack is vertically arranged on a plane through two ground feet which are respectively arranged at two ends of the bottom surface of the rack, the four clamping test mechanisms and the two test screw rod mechanisms are arranged in the rack, and the two test screw rod mechanisms are respectively arranged at the bottom and in the middle of the side part in the rack; the four clamping testing mechanisms are arranged in a cross shape and are respectively mounted on the upper, lower, left and right side surfaces in the rack; the clamping test mechanism and the test screw rod mechanism which are arranged at the same side part in the rack are connected and installed, and the clamping test mechanism and the test screw rod mechanism which are arranged at the lower part in the rack are connected and installed. According to the device, the position can be adjusted according to samples to be tested in different siz