Hollowed-out filter tip forming device

• Main Authors: XIONG DASHUANG, LI SHIJIAN, LIU QIANG, NING LU, OUYANG GANG
• Format: Patent
• Language: Chinese; English
• Published: 19.09.2023
• Subjects: CIGARETTES; CIGARS; HUMAN NECESSITIES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES; MOUTHPIECES FOR CIGARS OR CIGARETTES; SMOKERS' REQUISITES; TOBACCO; TOBACCO SMOKE FILTERS

The utility model discloses a hollow filter tip forming device which comprises a supporting frame. The first forming assembly is arranged on the supporting frame and used for forming and outputting a core body; the guide rod assembly and the first forming assembly are coaxially arranged, the guide rod assembly comprises a guide rod and a second forming assembly coaxially arranged on the outer side of the guide rod in a sleeving mode, a second forming cavity used for receiving edge tows is formed between the second forming assembly and the guide rod, and a shaping cavity used for receiving the core is formed in the guide rod; an opening part connected with the forming cavity and the shaping cavity is arranged in the circumferential direction of the guide rod, so that the edge tow is in contact with the core body and is cured and formed into a hollow filter tip; and the shaping assembly is used for receiving the hollow filter tip. Compared with the prior art, the hollowed-out filter tip forming device can form