Quick changing mechanism for gearbox of light truck

The utility model discloses a light truck gearbox rapid reloading mechanism, and belongs to the field of gearbox reloading auxiliary equipment. The upper end of the cart is fixedly connected to a pedal jack, and the upper end of the pedal jack is fixedly connected with a top plate. The side face of the top plate is fixedly connected with a pushing handle. The upper end of the top plate is fixedly connected with a fixing rod. A vertical sliding groove is formed in the top end of the fixing rod, the supporting column is in sliding fit with the vertical sliding groove, and radial pin holes are formed in the supporting column and the fixing rod. A supporting plate II is placed at the upper ends of the baffle I and the baffle II; a supporting plate I is arranged at the upper end of the supporting plate II; the upper end of the supporting plate I is symmetrically and fixedly connected with a U-shaped support I and a U-shaped support II. The gearbox supporting device can assist experimenters in supporting and liftin