Blade tenon tooth shot blasting protection device and shot blasting equipment

The invention discloses a blade tenon tooth shot blasting protection device and shot blasting device.The blade tenon tooth shot blasting protection device comprises a supporting mechanism used for being installed on a rotary table of the shot blasting device, and the supporting mechanism comprises a positioning groove matched with a blade body of a blade; the pressing mechanism comprises a pressing plate right facing the positioning groove, two buffering plates arranged on the two opposite sides of the pressing plate respectively and two connecting pieces connected with the two buffering plates in a one-to-one correspondence mode, the connecting pieces are arranged at the ends, away from the pressing plate, of the buffering plates, and the ends, away from the pressing plate, of the buffering plates are obliquely arranged in the direction away from the positioning groove; the driving mechanism is used for driving the pressing mechanism to move in the direction close to or away from the positioning groove. Acco