Mechanical type automatic gearbox selects gearshift

The utility model discloses a mechanical type automatic gearbox selects gearshift, it keeps off motor and shift motor to include the guide shaft of shifting, the pendulum rod of shifting, the toothed sector that shifts, to select the worm of shifting, to select the backing pin, select, the pendulum rod of shifting is fixed in on the guide shaft of shifting, select the shift worm and the toothed sector looks meshing of shifting, the toothed sector that shifts cup joints on the guide shaft of shifting, is used for driving the guide shaft of shifting is rotatory, select the backing pin to be connected with the guide shaft of shifting, be used for driving the guide shaft up -and -down motion of shifting, the selection keeps off the motor and is used for the drive to select the backing pin to rotate, shift motor is used for the drive to select the worm of shifting to rotate. The utility model has the advantages of occupation space is little, the transmission velocity ratio is big.