Pedal cross beam supporting stress device

The utility model belongs to the field of electric pianos, and particularly relates to a pedal cross beam supporting stress device which comprises an electric piano main body, a cross beam main body is fixedly assembled on the electric piano main body, a plurality of mounting openings are formed in the bottom of the cross beam main body, built-in nuts are fixedly assembled in the mounting openings, threaded rods are assembled on the built-in nuts in a threaded mode, and the threaded rods are connected with the cross beam main body. According to the pedal plate beam supporting stress device, the threaded rods and the rubber cushion blocks are matched, so that the problem that pedal plates of existing electric pianos are frequently used, and the pedal plates are not prone to falling off is solved; and the suspended cross beam is easy to bend and deform or easy to break after being stressed for a long time, so that the use effect of the electric piano is influenced. 本实用新型属于电钢琴领域，具体地说是一种脚踏板横梁支撑受力装置，包括电钢琴主体，所述电钢琴主