Roller assembly mechanism for bearing assembly machine

A roller assembly mechanism for a bearing assembly machine comprises a worktable, an assembly mechanism, a roller feeding mechanism and a transfer mechanism. The assembly mechanism comprises a retainer positioning mould and a central mould, the retainer positioning mould is capable of moving up and down, the roller feeding mechanism comprises a guide disk, a feeding disk and a lower rotary disk, the feeding disk and the lower rotary disk are capable of rotating relative to the guide disk, a plurality of guide holes are arranged on the guide disk, a feed hole connected with a feed pipe and opposite to one guide hole is arranged on the feeding disk, and upper storage holes in one-to-one correspondence to the guide holes are arranged on an upper rotary disk. The transfer mechanism comprises a transfer table, a roller stripping mould and a lower rotary disk capable of rotating relative to the roller stripping mould, lower storage holes in one-to-one correspondence to the upper storage holes are arranged on the lo