Double-row bearing groove spacing measuring device

The utility model relates to a double-row bearing groove spacing measuring device. A base is a truncated cone, the bottom surface of the base is fixedly provided with four base pillars with equal radians, the central position of the base is provided with a work bench, the upper side of the base is fixed with a gauge rod, the upper end of the gauge rod is fixedly connected with a dial gauge, a contact rod is arranged right below a probe of the dial gauge, the lower end of the contact rod penetrates through installing holes of the work bench and the base in sequence and is connected and fixed with one ends of spring sheets, the other ends of the spring sheets are connected and fixed with a spring sheet pillar at the other side of the lower side of the base, the central positions of the spring sheets are connected and fixed with a measuring output rod, the measuring output rod penetrates through the installing holes of the base and the work bench in sequence, the upper end of the measuring output rod is fixed with a ball probe, and a first spring is connected between the lower end of the measuring output rod and the lower bottom surface of the base. According to the measuring device, the dimensions and parameters of a measured product can be accurately measured, and problems of inconvenient measurement and low accuracy of an original instrument are solved.