Damp-adjustable dual-oscillating-bar impact testing machine

The invention discloses a damp-adjustable dual-oscillating-bar impact testing machine which comprises a main machine frame, a dual-oscillating bar system, a lifting system, a braking system, an angle regulating device, a damp adjustable device and a measuring system, wherein the lifting system is connected with the braking system through an oscillating shaft, the oscillating shaft is fixedly connected to the main machine frame, the dual-oscillating bar system comprises an upper oscillating bar, a lower oscillating bar and a pendulum bob, the dual-oscillating bar system is connected with the main machine frame through the oscillating shaft, the angle regulating device is arranged at a joint of the upper oscillating bar and the lower oscillating bar, and the damp adjustable device is arranged between the upper oscillating bar and the lower oscillating bar. By adopting the damp-adjustable dual-oscillating-bar impact testing machine disclosed by the invention, maximum impact speed, maximum impact load and maximum impact energy borne by a sample in a horizontal direction and a vertical direction can be obtained. The damp-adjustable dual-oscillating-bar impact testing machine is easy to operate, accurate in measurement, high in reliability, safe and stable, and convenient to maintain, and is especially suitable for testing a transient bidirectional impact load borne by the surface of a test plate.