Grinding body and grinding leveling device

The invention provides a grinding body and a grinding and leveling device, relates to the technical field of grinding machinery, and aims to solve the problem that an existing sealing surface grinding and leveling device cannot adjust a grinding elevation angle. The grinding body comprises a base, a grinding head, a driving assembly, a telescopic rod and an angle adjusting assembly, the grinding head comprises a protective sleeve and a grinding disc, the protective sleeve is provided with a connecting opening and a grinding opening which are oppositely arranged in the thickness direction of the protective sleeve, the side wall of the protective sleeve is rotationally connected to the base through a first stand column, and the grinding disc is contained in the protective sleeve and protrudes out of the grinding opening; the grinding disc is fixedly connected with a transmission shaft which is in running fit with the connector; the driving assembly is installed on the base, one end of the telescopic rod is univ