Provided is an injection molding machine that can suppress the lateral shift of a frame from a floor. An injection molding machine includes a level adjuster (70, 70A, 70B, 70C, 70D) that adjusts a height of a frame (2) from a floor (1) ; and the level adjuster (70, 70A, 70B, 70C, 70D) includes a base (71) that is installed on the floor (1) and a support tool (72, 72A, 72B, 72C, 72D) which supports the frame (2) so that the frame (2) is movable up and down relative to the base (71), and presses the base (71) and the support tool (72, 72A, 72B, 72C, 72D) in a horizontal direction.