Symmetry degree measurement device for herringbone gears

The invention relates to a symmetry degree measurement device for herringbone gears, particularly relates to a device used for measuring the symmetry degree of two herringbone gears on a herringbone gear shaft, and belongs to the technical field of herringbone gear symmetry degree measurement. The device comprises a beam plate, a first sliding block, a first locking block, a first guide column sleeve, a first guide column, a second sliding block, a second locking block, a second guide column sleeve, a second guide column, a first V-shaped block, a first positioning plate, a first measuring head, a second measuring head, a second positioning plate and a second V-shaped block. The first guide column sleeve is fixed on the first sliding block, and the first guide column is installed in the first guide column sleeve in a sliding mode. The lower end of the first guide column is connected with the first measuring head. The second guide column sleeve is fixed on the second sliding block, and the second guide column