Novel cylinder cover valve assembly mounting device

The utility model relates to the technical field of engine tests, in particular to a novel cylinder cover valve assembly mounting device which comprises a bottom plate, a cylinder cover fixing tool is fixedly connected to the upper surface of the bottom plate, fixing rods are arranged at the four corners of the upper surface of the bottom plate, two first sliding rods are fixed to the ends, close to the center of the bottom plate, of the fixing rods, and two second sliding rods are fixed to the ends, close to the center of the bottom plate, of the fixing rods. And two first sliding sleeves are arranged outside each first sliding rod in a sleeving mode, and two second sliding rods are fixedly connected to the sides, close to the center of the bottom plate, of the first sliding sleeves. According to the utility model, the included angle between the mounting surface and the horizontal plane is determined through the angle of the valve guide pipe, the valve guide pipe can be kept vertical to the horizontal plane