Auxiliary detection device

The utility model belongs to the technical field of tools, and particularly relates to an auxiliary detection device, which comprises a base, a positioning column, a positioning plate, a pad, a positioning pin, a guide column, a positioning sleeve, a pressing plate and a bolt, and is characterized in that the positioning column and the guide column are mounted in two holes of the base; the positioning sleeve is mounted on the guide post; two holes in the positioning plate are connected with the positioning column and the guide column, and the positioning plate is fixed on the positioning column and the guide column through pads and bolts; after combination, the base is installed on an equipment workbench, after the positioning plate is horizontally adjusted, the bolt is screwed into the threaded hole of the positioning sleeve, and the guide column is axially positioned and locked; a to-be-detected workpiece is placed on the upper end face of the base and is connected with the two positioning pins, so that the