Adjustable cutting machine

The utility model discloses an adjustable cutting machine, and relates to the technical field of cutting machines. The device comprises a bottom plate, wherein supporting plates are fixedly mounted at four opposite angles of the bottom of the bottom plate; the number of the sliding grooves is two, the two sliding grooves are symmetrically distributed and constructed on the bottom plate, and mounting frames are slidably mounted between the two sides of the inner walls of the two sliding grooves; the moving assembly is mounted at the bottom of the bottom plate and is used for driving the two mounting frames to get close to each other or get away from each other; and the fixing assembly is mounted on the mounting frame. Through cooperation of the mounting frame, the moving assembly, the fixing assembly, the mounting frame, the air cylinder, the lifting plate and the cutting knife, the position of the fixing assembly is adjusted, fabric of different sizes can be fixed conveniently, the situation that the fabric o