Mechanical gear mechanism of friction disc slide -bar -type clutch

The utility model discloses a mechanical gear mechanism of friction disc slide -bar -type clutch, including the gear train of arranging a pair of different velocity ratios on the transmission shaft by support bearings supporting, being one -level gear and second grade gear respectively, idle running is only done not having to one -level gear and second grade gear on the transmission shaft under the exogenic action, one -level gear and second grade gear inboard set up left abversion hub and right abversion hub respectively, are equipped with the friction disc in left abversion hub and the right abversion hub respectively, set up the pressure disk between left abversion hub and the right abversion hub, and the seat is ridden on a plurality of locating slide rods to the convex tooth of circle in the pressure disk circumferencial direction equipartition locating slide rod, friction disc to pressure disk, locating slide rod, friction disc three synchronous revolution. The utility model discloses a combination form