The invention discloses a lower mechanism of a template sewing machine and belongs to the technical field of sewing machines. The lower mechanism of the template sewing machine helps solve the problemthat the original template screwing machine is inconvenient to use. The lower mechanism of the template sewing machine comprises a fixing frame, a rotating motor is fixed on the fixing frame, a lowernose is fixed on an output shaft of the rotating motor, a rotating shuttle shaft is arranged on the lower nose, and a rotating shuttle motor used for driving the rotating shuttle shaft to rotate is fixed on the lower nose. In the lower mechanism of the template sewing machine, the lower nose can drive the rotating shuttle motor and the rotating shuttle shaft to rotate, and the stitch direction ofa sewing material can be changed as required, so that the template sewing machine is more convenient to use.