Presser foot mechanism for sewing machine

The utility model discloses a presser foot mechanism for a sewing machine, which solves the problems that the angle of a presser foot is not easy to adjust, the cloth pressure is not easy to adjust and the like in the prior art. The device comprises a shaft sleeve connected with a connecting rod of the sewing machine, the shaft sleeve is in threaded connection with the connecting rod; rotating shaft is arranged in shaft sleeve, the rotating shaft is connected with the shaft sleeve through a first bearing, an angle adjusting mechanism is arranged on the rotating shaft, a connecting plate is arranged on the lower portion of the rotating shaft, a through hole is formed in the connecting plate, a presser foot is arranged on the lower portion of the connecting plate, a stud is arranged on the presser foot, penetrates through the through hole and is fixed to the connecting plate through a fixing nut, and a spring is arranged on the stud and located between the connecting plate. The rotary knob of the adjusting mech