Flattening device is extruded to heat shrinkage bush

The utility model discloses a flattening device is extruded to heat shrinkage bush, including the cardboard, be equipped with the installation screens and the installation vallecular cavity that are used for be assembled between/be connected between on the cardboard, the cardboard top surface is equipped with the elasticity adjusting bolt that the installation vallecular cavity is gone into to thecartridge, and this elasticity adjusting bolt makes up and is equipped with the fixed block, is somebody's turn to do the fixed connecting axle that has connect in block, and the cover is equipped with the pinch roller on this connecting axle, and the pinch roller is still installed down to the cardboard lower part, has the clearance that supplies the sleeve pipe to pass between this time pinch roller and the pinch roller, is equipped with the sole piece in the installation cavity of cardboard, locking in this sole piece of elasticity adjusting bolt cartridge income. The utility model discloses that is applied to the