Shifting fork for agricultural machinery

According to the technical scheme, the shifting fork comprises a ring sleeve, a shifting fork frame A and a shifting fork frame B. The shifting fork frame A is installed in the middle of the lower surface of the ring sleeve, the shifting fork frame B is installed in the middle of the rear surface of the shifting fork frame A through a positioning pin, and a locking rod is installed on the portion, close to the top, of the outer surface of the shifting fork frame B; an adjusting groove is formed in the position, located at the locking rod, of the front surface of the shifting fork frame A, the locking rod is clamped in the adjusting groove, a limiting groove is formed in the middle of the front surface of the adjusting groove, the outer surface of the locking rod is sleeved with a limiting piece, and the limiting piece is clamped in the limiting groove. According to the shifting fork used for the agricultural machine, the problem that a gearbox of the agricultural machine cannot be normally used due to the fac