High-precision rotary support positioner for centrifugal pump production

The invention discloses a high-precision rotary support positioner for centrifugal pump production, and relates to the technical field of positions.The high-precision rotary support positioner comprises a platform, a fixing mechanism is mounted on the upper side of the platform and comprises a mounting plate, the mounting plate is mounted on the upper side of the platform, a receding opening is formed in one side of the mounting plate, and the receding opening is formed in the other side of the mounting plate; a centering clamping assembly is mounted on one side of the mounting plate, the centering clamping assembly comprises a main rotating ring, the main rotating ring is rotatably mounted on one side of the mounting plate, a plurality of spacing blocks are mounted on one side of the main rotating ring, and the same auxiliary rotating ring is mounted on one sides of the spacing blocks; a fixing unit is installed on the inner wall of the auxiliary rotating ring, the centrifugal pump is clamped and fixed throu