An ice confection producing device comprising: a cooling cylinder for storing ice confection; ice confection extruding means (6, 6a) for pushing out the ice confection in the cooling cylinder by applying a press force on the ice confection; an ice confection supplying path for supplying the pushed out ice confection outward; open-close means for opening or closing the ice confection supplying path; and an ice confection circulating path, which is branched from the ice confection supplying path at an upstream of an open-close position of the open-close means and is connected to inside the cooling cylinder, for returning the ice confection to inside the cooling cylinder when the ice confection supplying path is closed by the open-close means, the open-close means being provided at an opening section of the ice confection supplying path, which opening section opens to outside, the ice confection extruding means including: a stirring wing provided in a spiral shape around a rotation shaft extending in a longitudinal direction of the cooling cylinder; and an auger provided at a front end of the stirring wing, the ice confection circulating path including a bypass and an extending bypass, the ice confection circulating path connecting a position in the vicinity of the open-close means for the ice confection supplying path to a position on a further rear side as compared with the auger for the stirring wing inside the cooling cylinder with respect to the ice confection producing device, a first insertion port being provided at the end of the stirring wing on the front side of the device so as to be surrounded by the auger, a second insertion port being provided, at an end of the stirring wing on the rear side of the device, the first insertion port and the second insertion port being for inserting and positioning the rotation shaft, and the rotation shaft having a cross-section in which board-like parts project from the center to outside. a cooling cylinder for storing ice confection; ice confection extruding means (6, 6a) for pushing out the ice confection in the cooling cylinder by applying a press force on the ice confection; an ice confection supplying path for supplying the pushed out ice confection outward; open-close means for opening or closing the ice confection supplying path; and an ice confection circulating path, which is branched from the ice confection supplying path at an upstream of an open-close position of the open-close means and is connected to inside the cooling cylinder, for returning the ice confection to inside the cooling cylinder when the ice confection supplying path is closed by the open-close means, the open-close means being provided at an opening section of the ice confection supplying path, which opening section opens to outside, the ice confection extruding means including: a stirring wing provided in a spiral shape around a rotation shaft extending in a longitudinal direction of the cooling cylinder; and an auger provided at a front end of the stirring wing, a stirring wing provided in a spiral shape around a rotation shaft extending in a longitudinal direction of the cooling cylinder; and an auger provided at a front end of the stirring wing, the ice confection circulating path including a bypass and an extending bypass, the ice confection circulating path connecting a position in the vicinity of the open-close means for the ice confection supplying path to a position on a further rear side as compared with the auger for the stirring wing inside the cooling cylinder with respect to the ice confection producing device, a first insertion port being provided at the end of the stirring wing on the front side of the device so as to be surrounded by the auger, a second insertion port being provided, at an end of the stirring wing on the rear side of the device, the first insertion port and the second insertion port being for inserting and positioning the rotation shaft, and the rotation shaft having a cross-section in which board-like parts project from the center to outside.