Centrifugal machine belt pulley mounting device

The utility model discloses a centrifugal machine belt pulley installation device, which belongs to the technical field of belt pulley installation equipment and comprises an adjustable support, the adjustable support comprises a pair of cross beams and two positioning connection mechanisms, the cross beams comprise a first cross beam and a second cross beam, one end of each positioning connection mechanism is fixedly connected with the first cross beam, and the other end of each positioning connection mechanism is fixedly connected with the second cross beam. The other end of the first beam is mounted on the second beam; the blocking piece is arranged in the middle of the first cross beam and located between the two cross beams; one end of the rigid lifting piece abuts against or is fixed to one end of the blocking piece, the other end of the rigid lifting piece is telescopic and abuts against one end of a belt wheel to be installed, the other end of the belt wheel abuts against a centrifugal machine bearing