Limiting structure of manual transmission shifting fork

The utility model discloses a limiting structure of a manual transmission shifting fork. The gearbox comprises a box body, a shifting fork shaft and a shifting fork, the shifting fork shaft is supported on the box body; a connecting clamping block is arranged on the shifting fork; a through hole is formed in the tail part of the shifting fork and is in sliding fit with the shifting fork shaft; anaxial strip-shaped limiting groove is further formed in the tail portion of the shifting fork, the length of the strip-shaped limiting groove is the gear shifting stroke distance, a limiting pin is arranged on the box body, one end of the limiting pin is inserted into the strip-shaped limiting groove and is in sliding fit with the strip-shaped limiting groove, and therefore movement of the shifting fork is limited. A limiting boss is arranged at the tail of the shifting fork, and the strip-shaped limiting groove is formed in the limiting boss. The limiting pin is a stepped shaft, the small-diameter section is a polish