Balloon parison cutting device

The utility model relates to the technical field of mechanical cutting. The utility model relates to a cutting device, in particular to a balloon parison cutting device. Including a machine frame, wherein a cutting device is arranged on the rack; the cutting device comprises a guide sliding rail, a first sliding block, a second sliding block, a limiting unit connected between the first sliding block and the second sliding block, an operation guide rail connected to the limiting unit, a cutting device body forming an included angle with the central axis direction of the rack, and a pressing andbuckling unit used for positioning the balloon parison. The cutting device cuts the balloon forming blank on the running guide rail in a sliding manner; a scale unit is arranged on the central axis of the rack; the pressing buckle unit is connected with the rack in a matched mode. The balloon cutting device is reasonable in structural design, balloon parisons are placed on the central axis of therack, then the balloon pa