The invention discloses a fixing device of perfume line in the middle of filter tip, which is characterized by the following: the fiber beam (4) is extracted from raw material in the high-pressure air filter tip (2), which enters into moulding tongue (1) through high-pressure flow; the orientation of perfume line (3) and fiber beam (4) is the same through steering by ceramic ring (6), which enters the moulding tongue (1) through high-pressure flow; the perfume line (3) is transmitted in the smoke gun (5) with moulding tongue (1) after packing by fiber beam (4). |