Sector gear position accuracy testing fixture

The utility model relates to a fan-shaped gear position accuracy testing fixture. A first guide sleeve hole and a second guide sleeve hole are formed in the bottom plate; a first guide sleeve is mounted in the first guide sleeve hole; a first bolt is mounted in the first guide sleeve; a second guide sleeve is mounted in the second guide sleeve hole; a second bolt is mounted in the second guide sleeve; a cushion block is fixed on the upper surface of the bottom plate; the upper end face of the cushion block, the upper end face of the first guide sleeve and the upper end face of the second guidesleeve are located in the same plane. The plane is parallel to the upper surface of the bottom plate, a limiting block is fixed to the front end face of the bottom plate on the right side of the first guide sleeve hole, a plug block is placed on the upper surface of the bottom plate behind the limiting block, a first step is arranged at the rear end of the plug block, and the thickness of the right section of the plug bl