The invention discloses a straw crusher test bench with simple operation. The bench comprises a test gantry, a riser and a central control console, the riser is located on one side of the test gantry,the central control console is located at the top of the test gantry, a signal receiver is mounted on the surface of the riser, a data display is electrically connected to one side of the signal receiver, a storage tank is arranged on the top end surface of the test gantry, the central control console is horizontally mounted on the top of a storage box, a signal transmitter is electrically connected to the top end surface of the central control console, and the central control console is connected to the data display through the signal receiver connected in series with one end of the signal transmitter. The bench reduces the labor of workers by facilitating automatic feeding, has a simple structure, can effectively remove the dust generated during the pulverization process, provides convenience for ensuring the working environment, is used through a sieve mesh matched with a vibrator, facilitates the filtering of smashed straw, speeds up screening efficiency, and effectively avoids sieve mesh blockage.