Manufacturing method of sewing machine presser foot

A sewing machine presser foot, comprising a presser foot, the lower surface of the presser foot is provided with a sliding groove, the lower end of the presser foot is provided with a leather pad, the middle part of the side of the leather pad is provided with a first card slot, and the presser foot The sliding groove is slidably connected to the upper end of the leather pad, and the first clamping groove is movably clamped to the presser foot. The upper surface of the presser foot is provided with a connecting piece at the left end, and the side of the connecting piece is provided with an adjusting bolt, and The lower end of the support rod is rotatably connected by the adjusting bolt, the side of the support rod is movably sleeved with a rectangular sleeve, and the right surface of the support rod is provided with evenly distributed second grooves corresponding to the rectangular sleeves. The rear surface of the barrel is provided with a strip groove, the side of the rectangular sleeve is provided with a fixed ring, and a guide rod is movably inserted through the inside of the fixed ring. The rear end of the guide rod is provided with a fixed plate, and the second card The groove is provided with a clamping plate on the front surface of the corresponding fixing plate, the front end of the guide rod is provided with a supporting plate, and the upper end of the rectangular sleeve is provided with a U-shaped groove.