Multipoint circular hardness measuring device

The utility model discloses a special measuring apparatus for circumferential multipoint rigidity, comprising a V-shaped pallet; wherein a left V-shaped slide way and a right V-shaped slide way are arranged and fixed on the V-shaped pallet by hexagonal bolts; a left V-shaped sliding block and a right V-shaped sliding block are arranged respectively on the left and right V-shaped slide way; springs with copper sliding ends underneath are positioned on the left and right V-shaped sliding block. The utility model has the advantages of reasonable structure, convenient operation, an obvious reduction of labor intensity, accelerated detecting speed, steady position of work pieces, accurate precision and application to circumferential multipoint rigidly measurement of the axis products of different specifications: large, medium and small.