Motorcycle engine intake valve assembling device

The utility model discloses a motorcycle engine intake valve assembling device, which comprises a base frame, the positioning disc is mounted on the base frame and is used for positioning the engine; the pressing rod is arranged above the positioning disc, the bottom of the pressing rod is provided with an avoiding hole for a valve rod part of the engine to pass through, the outer wall of the pressing rod is provided with a groove, and the groove is communicated with the avoiding hole and forms an assembling cavity; and the driving assembly is installed on the base frame and used for driving the pressing rod to move in the vertical direction and pressing the valve head of the engine downwards. The engine is positioned through the positioning disc, then the head of the air valve is pressed downwards through the pressing rod so as to offset the elastic force of the spring, the receding hole allowing the rod part of the air valve to pass through and the assembling cavity used for assembling the two semi-rings ar