The present invention provides a pressing device, capable of effectively restraining a foot press from swinging together with a cutter mechanism used for cutting material by a simple structure, and performing good edge joint. The pressing device includes a foot press (5) arranged on the lower end of a press bar (31) so as to hold material arranged the foot press (5) and a needle plate (10), wherein the pressing bar is hanged down from one end of a sewing machine arm (3), and the needle plate is arranged on a sewing machine platform (1); a cutter mechanism arranged on the foot press (5) and having a fixed knife (7a) and a movable knife (7b); and a swing stopping member (6) arranged on the sewing machine arm (3) and conjoined to the foot press body (50) of the foot press (5) from the rear side in a feeding direction, so as to retrain the foot press (5) to swing toward two sides in the moving direction of the movable knife (7b).