Surface polishing and grinding equipment

The utility model belongs to the field of steel member production, and discloses surface polishing and grinding equipment which comprises a feeding device used for spirally pushing, grinding and feeding, and further comprises grinding devices which are symmetrically arranged on the feeding device front and back in a sliding mode, used for grinding a steel member from the two sides and capable of adjusting the grinding distance. One side of the feeding device is provided with a clamping device which is used for centering and clamping the steel member and can rotate; the grinding device comprises a grinding frame, two rotating rollers are symmetrically installed at the front end of the grinding frame up and down, a grinding belt is installed between the two rotating rollers, and a driven wheel is installed on one side of the upper rotating roller. According to the surface polishing and grinding equipment, through the arrangement of the grinding steel members on the two sides, the grinding and polishing efficien