Polishing and clamping tool for spin vibration sieve umbrella-shaped cap

The invention discloses a polishing and clamping tool for a spin vibration sieve umbrella-shaped cap. The tool comprises a polishing device and a spin vibration sieve umbrella-shaped cap clamping device. The polishing device comprises a machine frame, a polishing machine and a hanging support, the polishing machine and the hanging support are arranged on the machine frame, and the tail end of the hanging support is fixedly provided with a lifting hook through a hanging ring. The spin vibration sieve umbrella-shaped cap clamping device comprises a sleeve, a telescopic rod at the end of the outer side of the sleeve, and a fixing ring on the inner side of the sleeve; the telescopic rod is locked by means of a locking bolt on the side wall of the outer end of the sleeve; the end of the telescopic rod is fixedly provided with a clamping groove plate through an adjusting nut, the clamping groove plate is in sliding fit with the telescopic rod, and the clamping groove plate is provided with a clamping groove matched