The utility model relates to auxiliary devices for blow molding machinery, in particular to a large-angle bevel diameter-setting butt joint device for blow molding. It can process high-quality large-angle inclined barrel mouths with smooth inner walls and high product yield, and comprises a fixed plate, a flaring mechanism and a diameter-setting trimming mechanism. A first mounting plate is arranged at the front end of the fixed plate for installing the trimming mechanism, which includes a top plate, a bottom plate, two sets of columns, a first cylinder, a telescopic rod and a hollow mounting pipe. The hollow pipe is provided with an air inlet, and its bottom is connected with a diameter-setting head with air outlet holes. The flaring mechanism consists of a second mounting plate and a second cylinder, the cylinder is fixed on the outer side of the mounting plate, and a flaring rod is installed at the cylinder output end.
Country Code: CN
Application Number: CN202120338790.X
