EP4256992A1 - Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes - Google Patents

Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes Download PDF

Info

Publication number
EP4256992A1
EP4256992A1 EP22791065.0A EP22791065A EP4256992A1 EP 4256992 A1 EP4256992 A1 EP 4256992A1 EP 22791065 A EP22791065 A EP 22791065A EP 4256992 A1 EP4256992 A1 EP 4256992A1
Authority
EP
European Patent Office
Prior art keywords
rollers
cooling
processing device
materials
cooling materials
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP22791065.0A
Other languages
German (de)
English (en)
Other versions
EP4256992A4 (fr
Inventor
Jianwen YAO
Hu Tang
Shaofeng Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Jishou Minzu Materials Co Ltd
Original Assignee
Hunan Jishou Minzu Materials Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Jishou Minzu Materials Co Ltd filed Critical Hunan Jishou Minzu Materials Co Ltd
Publication of EP4256992A1 publication Critical patent/EP4256992A1/fr
Publication of EP4256992A4 publication Critical patent/EP4256992A4/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/01—Making cigarettes for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/70—Manufacture
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A24D3/0233—Filter rod forming processes by means of a garniture
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A24D3/0212—Applying additives to filter materials
    • A24D3/022—Applying additives to filter materials with liquid additives, e.g. application of plasticisers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features

Definitions

  • the present disclosure relates to the field of heat-not-burn cigarettes, and in particular, to a processing device and a manufacturing method for a cooling element, and a cigarette processing system.
  • Heat-not-burn cigarettes are one of emerging tobacco products, at least generally composed of an aerosol generation element and a filtering element. If smoke generated by heating of the aerosol generation element only passes through the filtering element, a temperature drop of the smoke is limited. After the smoke reaches the mouth of a user, the user will have a burning experience, leading to a decrease in the suction experience of the user. Therefore, generally, a cooling element would be generally added in a cigarette structure of a heat-not-burn cigarette.
  • cooling elements are usually formed by molding compression.
  • a processing technique of this method is simple, the simple structure of the cooling element results in a poor cooling effect. As a result, the user has a burning sensation during suction, and the suction experience is poor.
  • the present disclosure provides a processing device and a manufacturing method for a cooling element, and a cigarette processing system, thereby at least solving the above problems.
  • Some embodiments of the present disclosure provide a processing device for a cooling element.
  • the processing device at least achieves the objective mentioned above.
  • the processing device can include a cooling material pretreatment unit and a composite molding unit, wherein the cooling material pretreatment unit can be configured for pretreating filamentous cooling materials; the composite molding unit can be configured for compositing the pretreated filamentous cooling materials into layered cooling materials and molding the layered cooling materials; the composite molding unit can include splicing rollers, extrusion rollers, and a molding pipe which are arranged in sequence; the splicing rollers can be configured for splicing a plurality of groups of filamentous cooling materials into the layered cooling materials; the extrusion rollers can be configured for extruding and compositing the layered cooling materials; and the molding pipe can be configured for molding the extruded and composited layered cooling materials to obtain the cooling element.
  • the cooling material pretreatment unit can be configured for pretreating filamentous cooling materials
  • the composite molding unit can be configured for compositing the pretreated filamentous cooling materials into layered cooling materials and molding the layered cooling materials
  • the composite molding unit can include splicing rollers,
  • the air blower can be configured for blowing the filamentous cooling materials to be loosened; the prestretching rollers can be configured for stretching the loosened filamentous cooling materials; the threaded rollers can be configured for opening the stretched filamentous cooling materials; the plasticizer spray adding boxes can be configured for adding a plasticizer to the opened filamentous cooling materials; and the conveying rollers can be configured for conveying the filamentous cooling materials with the plasticizer into the composite molding unit.
  • the filamentous cooling materials may include polylactic acid fiber tows and cellulose acetate fiber tows.
  • the prestretching rollers, the threaded rollers, the plasticizer spray adding boxes, and the conveying rollers in each of the at least two groups can be arranged in pairs respectively.
  • the conveying rollers can comprise a plurality of metal rollers arranged in parallel and cooperating with each other.
  • the threaded rollers of each of the at least two groups comprise can include a first threaded roller and a second threaded roller which are arranged in sequence; and the splicing rollers and the extrusion rollers can be arranged in parallel in pairs respectively.
  • a width limiting assembly can be arranged between the cooling material pretreatment unit and the splicing rollers.
  • the width limiting assembly can be a group of stainless steel metal rollers which are slidable for limiting widths of tows.
  • a high-pressure tow catcher can be arranged between the extrusion rollers and the molding pipe; and the high-pressure tow catcher can be configured for catching the layered cooling materials and conveying the layered cooling materials into the molding pipe.
  • Some other embodiments of the present disclosure further provide a manufacturing method for a cooling element, which can include:
  • a running speed of the cellulose acetate fiber tows and the polylactic acid fiber tows can be 60 m/min to 80 m/min; and a ratio of a running speed of the molding pipe to a linear speed of the extrusion rollers can be 1: 1 to 1: 1.1.
  • a pressure of the extrusion rollers is 0.05 MPa to 0.35 MPa.
  • a steam pressure of the molding pipe is 0.3 MPa to 0.6 MPa.
  • the cooling material pretreatment unit can include conveying rollers; and a ratio of a linear speed of the extrusion rollers to a linear speed of the conveying rollers is 1: 1.1 to 1: 1.3.
  • Some other embodiments of the present disclosure further provide a cigarette processing system, which can include the processing device for a cooling element.
  • the present disclosure can at least include the beneficial effects below:
  • the filamentous cooling materials treated by the cooling material pretreatment unit are spliced and extruded together by means of the splicing rollers and the extrusion rollers to form basic layered cooling materials and are then molded in the molding pipe, thereby obtaining the cooling element with the layered cooling materials for cigarettes.
  • the device has a simple structure, and the obtained cooling element with the layered cooling materials has a stable structure and a good cooling effect, thereby greatly reducing the burning sensation of a user during suction of a cigarettes and achieving a relatively good user experience.
  • the at least one group of cellulose acetate fiber tows and the at least one group of polylactic acid fiber tows are respectively pretreated, are composited under the splicing action and the extrusion action, and are rolled into a columnar shape to finally obtain the cooling element.
  • the cooling element has a stable structure, does not need an additional supporting element, and has a good cooling effect.
  • compositions, step, method, product, or device that includes the listed elements does not need to be limited to those elements, but can include other elements that are not explicitly listed or inherent in such composition, step, method, product, or device.
  • Mass portion refers to a basic unit of measurement that represents a mass proportion relationship of multiple components. One portion can represent any unit mass, such as 1 g or 2.689 g. If it is assumed that the mass portion of a component A is a, and the mass portion of a component B is b, it represents a ratio of a mass of the component A to a mass of the component B is a: b. In another case, it indicates that a mass of the component A is aK, and a mass of the component B is bK (K is any number, representing a multiplier factor). It cannot be misunderstood that unlike the mass portion, the sum of the mass portions of all the components is not limited to 100.
  • a and/or B include (A and B) and (A or B).
  • a processing device for a cooling element includes a cooling material pretreatment unit and a composite molding unit, wherein the cooling material pretreatment unit is configured for pretreating filamentous cooling materials; the composite molding unit is configured for compositing the pretreated filamentous cooling materials into layered cooling materials and molding the layered cooling materials;
  • the composite molding unit includes splicing rollers, extrusion rollers, and a molding pipe which are arranged in sequence; the splicing rollers are configured for splicing a plurality of groups of filamentous cooling materials into layered cooling materials; the extrusion rollers are configured for extruding and compositing the layered cooling materials; and the molding pipe is configured for molding the pressurized and composited layered cooling materials to obtain the cooling element.
  • the cooling material pretreatment unit includes at least two groups, each of the at least two groups includes an air blower, prestretching rollers, threaded rollers, plasticizer spray adding boxes, and conveying rollers which are arranged in sequence;
  • the air blower is configured for blowing the filamentous cooling materials to be loosened;
  • the prestretching roller is configured for stretching the loosened filamentous cooling materials;
  • the threaded roller is configured for opening the stretched filamentous cooling materials;
  • the plasticizer spray adding box is configured for adding a plasticizer to the opened filamentous cooling materials;
  • the conveying roller is configured for conveying the filamentous cooling materials with the plasticizer into the composite molding unit.
  • the threaded rollers includes a first threaded roller and a second threaded roller which are arranged in sequence.
  • a width limiting assembly is arranged between the cooling material pretreatment unit and the splicing rollers.
  • the splicing rollers and the extrusion rollers are separately independently arranged in parallel in pairs.
  • a high-pressure tow catcher is arranged between the extrusion rollers and the molding pipe; and the high-pressure tow catcher is configured for catching the layered cooling materials and conveying the layered cooling materials into the molding pipe.
  • the present disclosure further provides a cigarette processing system, including the processing device for a cooling element.
  • the present disclosure further provides a manufacturing method for a cooling element, which performs manufacturing by means of the processing device for a cooling element.
  • the manufacturing method includes:
  • a running speed of the tows is 60 m/min to 80 m/min.
  • a pressure of the extrusion rollers is 0.05 MPa to 0.35 MPa.
  • a stream pressure of the molding pipe is 0.3 MPa to 0.6 MPa.
  • a ratio of a running speed of the molding pipe to a linear speed of the extrusion rollers is 1: 1 to 1: 1.1.
  • the running speed of the tows can be 60 m/min, 70 m/min, 80 m/min, and any value between 60 m/min and 80 m/min;
  • the pressure of the extrusion rollers can be 0.05 MPa, 0.10 MPa, 0.15 MPa, 0.20 MPa, 0.25 MPa, 0.30 MPa, 0.35 MPa, and any value between 0.05 MPa and 0.35 MPa;
  • the stream pressure of the molding pipe can be 0.3 MPa, 0.4 MPa, 0.5 MPa, 0.6 MPa, and any value between 0.3 MPa and 0.6 MPa;
  • a ratio of the running speed of the molding pipe to the linear speed of the extrusion rollers can be 1: 1, 1: 1.05, 1: 1, and any value between 1: 1 and 1: 1.1.
  • the cooling material pretreatment unit includes conveying rollers; and a ratio of the linear speed of the extrusion rollers to a linear speed of the conveying rollers is 1: 1.1 to 1: 1.3.
  • the ratio of the linear speed of the extrusion rollers to the linear speed of the conveying rollers can be 1: 1.1, 1: 1.2, 1: 1.3, and any value between 1: 1.1 and 1: 1.3.
  • the cooling element is overall hollow cylindrical, and the cylindrical body adopts a two-layer or multilayer structure.
  • a two-layer structure is taken as an example: one layer is a cellulose acetate fiber layer and the other layer is a polylactic acid layer (as shown in FIG. 1 ).
  • this embodiment provides a processing device for a cooling element.
  • the processing device includes a cooling material pretreatment unit 1 and a composite molding unit 2 which are arranged in sequence according to the processing process.
  • the cooling material pretreatment unit 1 is configured for respectively pretreating polylactic acid fiber tows and cellulose acetate fiber tows.
  • the composite molding unit 2 is configured for compositing and molding the pretreated pretreating polylactic acid fiber tows and the pretreated cellulose acetate fiber tows to obtain a cooling element prepared from layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer.
  • the cooling material pretreatment unit 1 includes a plurality of groups, each of the plurality of groups includes an air blower 10, prestretching rollers 11, threaded rollers 12, plasticizer spray adding boxes 13, and conveying rollers 14 which are arranged in sequence. Quantities of groups of the various components in the cooling material pretreatment unit 1 are related to a quantity of layers of the cooling element. In each group, the prestretching rollers 11, the threaded rollers 12, the plasticizer spray adding boxes 13, and the conveying rollers 14 are separately arranged in pairs.
  • the composite molding unit 2 includes splicing rollers 20, extrusion rollers 21, and a molding pipe 22 which are arranged in sequence.
  • This embodiment further provides a manufacturing method for a cooling element, including the following steps: the cellulose acetate fiber tows and the polylactic acid fiber tows passed through corresponding air blowers 10 at a speed of 60 m/min and then entered corresponding prestretching rollers 11 for stretching, and were guided into corresponding threaded rollers 12 for opening; after being opened, the cellulose acetate fiber tows and the polylactic acid fiber tows entered corresponding plasticizer spray adding boxes 13 and were sprayed with a plasticizer (such as glycerinum and a water-based adhesive); then the cellulose acetate fiber tows and the polylactic acid fiber tows were stacked and composited under continuous actions of splicing rollers 20 and extrusion rollers 21 after passing through corresponding conveying rollers 14 to form layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer; finally, the layered cooling materials entered a molding pipe 22 and was molded under a steam action of a tow rolling core model
  • a pressure of the extrusion rollers 21 was 0.05 MPa; a steam pressure of the molding pipe 22 was 0.3 MPa; a ratio of a running speed of the molding pipe 22 to a linear speed of the extrusion rollers 21 was 1: 1; and a ratio of the linear speed of the extrusion rollers 21 to a linear speed of the conveying rollers 14 was 1: 1.1.
  • this embodiment provides a processing device for a cooling element.
  • the processing device includes a cooling material pretreatment unit 1 and a composite molding unit 2 which are arranged in sequence according to the processing process.
  • the cooling material pretreatment unit 1 is configured for respectively pretreating polylactic acid fiber tows and cellulose acetate fiber tows.
  • the composite molding unit 2 is configured for compositing and molding the pretreated pretreating polylactic acid fiber tows and the pretreated cellulose acetate fiber tows to obtain a cooling element prepared from layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer.
  • the cooling material pretreatment unit 1 includes a plurality of groups, each of the plurality of groups includes an air blower 10, prestretching rollers 11, threaded rollers 12, plasticizer spray adding boxes 13, and conveying rollers 14 which are arranged in sequence. Quantities of groups of the various components in the cooling material pretreatment unit 1 are related to a quantity of layers of the cooling element.
  • the prestretching rollers 11, the threaded rollers 12, the plasticizer spray adding boxes 13, and the conveying rollers 14 are separately arranged in pairs.
  • the conveying rollers 14 can be provided in parallel with a plurality of metal rollers cooperating with each other. In order to ensure an opening effect, in a preferred implementation, there are two pairs of threaded rollers 12 arranged in sequence.
  • the composite molding unit 2 includes a width limiting assembly 23, splicing rollers 20, extrusion rollers 21, and a molding pipe 22 which are arranged in sequence.
  • the width limiting assembly 23 is a group of stainless steel metal rollers for limiting widths of twos which are slidable.
  • This embodiment further provides a manufacturing method for a cooling element, including the following steps: the cellulose acetate fiber tows and the polylactic acid fiber tows passed through corresponding air blowers 10 at a speed of 80 m/min and then entered corresponding prestretching rollers 11 for stretching, and were guided into corresponding threaded rollers 12 for opening; after being opened, the cellulose acetate fiber tows and the polylactic acid fiber tows entered corresponding plasticizer spray adding boxes 13 and were sprayed with a plasticizer; the cellulose acetate fiber tows and the polylactic acid fiber tows were stacked and composited under continuous actions of splicing rollers 20 and extrusion rollers 21 after passing through corresponding conveying rollers 14 to form layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer; finally, the layered cooling materials entered a molding pipe 22 and was molded under a steam action of a tow rolling core model.
  • a pressure of the extrusion rollers 21 was 0.35 MPa; a steam pressure of the molding pipe 22 was 0.6 MPa; a ratio of a running speed of the molding pipe 22 to a linear speed of the extrusion rollers 21 was 1: 1.1; and a ratio of the linear speed of the extrusion rollers 21 to a linear speed of the conveying rollers 14 was 1: 1.3.
  • this embodiment provides a processing device for a cooling element.
  • the processing device includes a cooling material pretreatment unit 1 and a composite molding unit 2 which are arranged in sequence according to the processing process.
  • the cooling material pretreatment unit 1 is configured for respectively pretreating polylactic acid fiber tows and cellulose acetate fiber tows.
  • the composite molding unit 2 is configured for compositing and molding the pretreated pretreating polylactic acid fiber tows and the pretreated cellulose acetate fiber tows to obtain a cooling element prepared from layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer.
  • the cooling material pretreatment unit 1 includes a plurality of groups, each of the plurality of groups includes an air blower 10, prestretching rollers 11, threaded rollers 12, plasticizer spray adding boxes 13, and conveying rollers 14 which are arranged in sequence. Quantities of groups of the various components in the cooling material pretreatment unit 1 are related to a quantity of layers of the cooling element.
  • the prestretching rollers 11, the threaded rollers 12, the plasticizer spray adding boxes 13, and the conveying rollers 14 are separately arranged in pairs.
  • the conveying rollers 14 can be provided in parallel with a plurality of metal rollers cooperating with each other. In order to ensure an opening effect, in a preferred implementation, there are two pairs of threaded rollers 12 arranged in sequence.
  • the composite molding unit 2 includes a width limiting assembly 23, splicing rollers 20, extrusion rollers 21, and a molding pipe 22 which are arranged in sequence.
  • the width limiting assembly 23 is a group of stainless steel metal rollers for limiting widths of twos in a sliding manner which are slidable.
  • a high-pressure tow catcher 24 is arranged between the extrusion rollers 21 and the molding pipe 22.
  • This embodiment further provides a manufacturing method for a cooling element, including the following steps: the cellulose acetate fiber tows and the polylactic acid fiber tows passed through corresponding air blowers 10 at a speed of 70 m/min and then entered corresponding prestretching rollers 11 for stretching, and were guided into corresponding threaded rollers 12 for opening; after being opened, the cellulose acetate fiber tows and the polylactic acid fiber tows entered corresponding plasticizer spray adding boxes 13 and were sprayed with a plasticizer; the cellulose acetate fiber tows and the polylactic acid fiber tows were stacked and composited under continuous actions of splicing rollers 20 and extrusion rollers 21 after passing through corresponding conveying rollers 14 to form layered cooling materials with a cellulose acetate fiber layer and a polylactic acid fiber layer; finally, the layered cooling material entered a molding pipe 22 and was molded under a steam action of a tow rolling core model.
  • a pressure of the extrusion rollers 21 was 0.15 MPa; a steam pressure of the molding pipe 22 was 0.4 MPa; a ratio of a running speed of the molding pipe 22 to a linear speed of the extrusion rollers 21 was 1: 1.05; and a ratio of the linear speed of the extrusion rollers 21 to a linear speed of the conveying rollers 14 was 1: 1.2.
  • the manufacturing method further includes splitting and other post-treatment steps.
  • the present disclosure further provides a heat-not-burn cigarette processing system.
  • the processing device for a cooling element is integrated with processing devices for other components (for example, aerosol generation element processing equipment, filtering element processing equipment, and cigarette assembling equipment) to obtain a complete automatic processing system, so as to improve the processing efficiency and reduce the production cost.
  • Embodiment 1 and the comparative examples 1 to 2 were processed into heat-not-burn cigarettes respectively, and then a lip temperature test and a collapse deformation test were performed on each of the cooling elements .
  • suction was simulated according to a cigarette suction model specified in the national standard GB/T19609-2004, and the health sunflower intense (HCI) suction mode was used.
  • Suction parameters were: a suction capacity: 55 mL, a suction frequency: 30s, and a suction duration: 2 s.
  • a thermocouple temperature detector was used to detect a temperature value of smoke when a cigarette sample was sucked for the sixth time, namely, a temperature value of a position of a mouth that was 0 mm away from a center of a cigarette holder rod.
  • Results of the lip temperature test are shown in Table 1: Table 1 Results of the lip temperature test Test object Suction temperature at the lip/°C First time of suction Second time of suction Third time of suction Fourth time of suction Fifth time of suction Sixth time of suction Comparative example 1 62.5 68.6 64.4 61.8 60.9 60.2 Comparative example 2 47.3 49.6 51.9 50.4 50.1 49.8 Embodiment 1 48.3 49.8 52.0 49.3 49.6 50.6
  • the heat-not-burn cigarette prepared from the cooling element provided in Embodiment 1 of the present disclosure not only achieved a good cooling effect (low lip temperature), but also achieved good stability (small deformation). This was because the PLA had higher heat absorption performance than that of the CA.
  • the CA had a glass transition temperature of 185°C and a melting point of 310°C; and the PLA had a glass transition temperature of 60°C and a melting point of 160°C.
  • a thermal deformation of the PLA was greater than that of the CA. Therefore, it was difficult to achieve a balance between the cooling effect and the stability by using any material alone.
  • width limiting assembly 23 was not used. Due to left and right oscillation and amplitude fluctuation of the tows in a production process, a finished product would not have a stable layered structure as there was not the width limiting assembly 23. Without the extrusion rollers 21, the two strands of tows did not abut against. After the tows entered the molding pipe, the changes in the two strands of tows under the extrusion action of the molding pipe 22 were inconsistent, making it difficult to obtain a stable layered structure.
  • FIG. 5 shows a non-closure state of an inner layer of a disqualified cooling element
  • FIG. 6 shows a non-closure state of an outer layer of a disqualified cooling element
  • FIG. 7 shows a non-uniform distribution state of a material density of a disqualified cooling element.
  • the present disclosure provides a processing device and a manufacturing method for a cooling element, and a cigarette processing system.
  • the processing device for a cooling element includes a cooling material pretreatment unit and a composite molding unit; the cooling material pretreatment unit is configured for pretreating cooling materials; and the composite molding unit is configured for compositing tows into layered cooling materials and molding the layered cooling materials.
  • the cigarette processing system includes the processing device for a cooling element.
  • the manufacturing method for a cooling element includes: respectively pretreating at least one group of cellulose acetate fiber tows and at least one group of polylactic acid fiber tows, then performing splicing, extrusion, and compositing to form layered cooling materials including at least one cellulose acetate layer and at least one polylactic acid fiber layer, and then rolling the layered cooling materials into a columnar shape to obtain a cooling element.
  • the manufactured cooling element is stable in structure and good in cooling effect.
  • the processing device and the manufacturing method for a cooling element, and the cigarette processing system of the present disclosure can be reproduced and can be used in various industrial applications.
  • the processing device and the manufacturing method for a cooling element, and the cigarette processing system of the present disclosure can be used in the technical field of heat-not-burn cigarettes.

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
EP22791065.0A 2021-04-21 2022-04-20 Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes Withdrawn EP4256992A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110430185.XA CN115211611B (zh) 2021-04-21 2021-04-21 冷却元件的加工装置、制备方法及烟支加工系统
PCT/CN2022/087918 WO2022222959A1 (fr) 2021-04-21 2022-04-20 Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes

Publications (2)

Publication Number Publication Date
EP4256992A1 true EP4256992A1 (fr) 2023-10-11
EP4256992A4 EP4256992A4 (fr) 2024-08-28

Family

ID=83604967

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22791065.0A Withdrawn EP4256992A4 (fr) 2021-04-21 2022-04-20 Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes

Country Status (3)

Country Link
EP (1) EP4256992A4 (fr)
CN (1) CN115211611B (fr)
WO (1) WO2022222959A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116210962B (zh) * 2023-02-24 2026-04-10 云南中烟工业有限责任公司 一种多功能的中空滤棒制备装置
CN116172244B (zh) * 2023-02-24 2026-04-14 云南中烟工业有限责任公司 一种复合式中空滤棒及其制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5913181B2 (ja) * 1977-04-19 1984-03-28 ダイセル化学工業株式会社 ロツド状繊維充填体の製造方法及び装置
CN101816456B (zh) * 2010-04-20 2011-11-16 云南富集生物材料科技有限公司 一种香烟过滤嘴复合材料及其制备方法
US20120000480A1 (en) * 2010-06-30 2012-01-05 Sebastian Andries D Biodegradable cigarette filter
CN102488327B (zh) * 2011-11-14 2014-07-09 红塔烟草(集团)有限责任公司 一种新型烟用滤嘴棒的制备方法
CN103169154B (zh) * 2011-12-23 2014-12-17 马鞍山同杰良生物材料有限公司 一种复合过滤嘴棒及其制备方法
CN204292186U (zh) * 2014-12-18 2015-04-29 红塔烟草(集团)有限责任公司 聚乳酸纤维复合滤嘴棒成型机
CN104489921A (zh) * 2014-12-18 2015-04-08 红塔烟草(集团)有限责任公司 聚乳酸纤维复合滤嘴棒成型机
KR102074931B1 (ko) * 2016-12-16 2020-02-07 주식회사 케이티앤지 에어로졸 생성 장치
CN207574506U (zh) * 2017-11-24 2018-07-06 北京科技大学 一种纳米纤维复合层卷制嘴棒
CN108477673A (zh) * 2018-04-30 2018-09-04 南通烟滤嘴有限责任公司 无纸包同轴芯滤棒的成型设备及其运行工艺
CN108703412A (zh) * 2018-06-03 2018-10-26 上海同巽环保科技有限公司 一种安全环保的过滤嘴棒及其制备方法
CN208837087U (zh) * 2018-08-31 2019-05-10 湖北中烟工业有限责任公司 聚乳酸纸管滤嘴棒及具有聚乳酸纸管滤嘴棒的新型卷烟
CN109171015A (zh) * 2018-09-27 2019-01-11 湖北中烟工业有限责任公司 一种有附膜的低温卷烟内覆膜降温嘴棒
CN209219246U (zh) * 2018-10-11 2019-08-09 湖北中烟工业有限责任公司 一种多样化复合材料的低温烟滤嘴
CN109463797B (zh) * 2018-11-30 2021-01-01 江苏大亚滤嘴材料有限公司 一种无包裹纸滤棒的成型工艺
WO2020142004A1 (fr) * 2018-12-31 2020-07-09 Ysq International Pte. Ltd. Produit de tabac et son procédé de production
CN109730356A (zh) * 2019-03-06 2019-05-10 云南巴菰生物科技有限公司 一种中空异形降温滤棒
CN211832796U (zh) * 2019-11-14 2020-11-03 湖北中烟工业有限责任公司 一种pla-醋酸丝束共混滤棒的成型设备
CN110881685B (zh) * 2019-12-11 2025-02-28 山东将军烟草新材料科技有限公司 一种中空滤棒的拉拔式制备设备和制备方法
CN211703520U (zh) * 2020-01-06 2020-10-20 玉溪市新特材料有限公司 一种复合过滤的新型烟支

Also Published As

Publication number Publication date
WO2022222959A1 (fr) 2022-10-27
CN115211611A (zh) 2022-10-21
CN115211611B (zh) 2025-05-30
EP4256992A4 (fr) 2024-08-28

Similar Documents

Publication Publication Date Title
EP3007569B1 (fr) Filtre à fumée de tabac
EP4166701B1 (fr) Matériau lyocell pour filtre à tabac et son procédé de préparation
CN103496239B (zh) 一种特殊wvtr透气膜及其生产工艺
JP2015533090A5 (fr)
EP3811796A1 (fr) Embout de filtre diminuant la température et son application
WO2022222959A1 (fr) Dispositif de traitement et procédé de fabrication pour élément de refroidissement, et système de traitement de cigarettes
CN114947191A (zh) 一种膜纸复合材料、制备方法、加热卷烟
CN113712253B (zh) 一种内芯悬空滤棒及其制备装置与方法
CN108926032A (zh) 一种用于加热非燃烧卷烟的冷却部件
CN102697180A (zh) 一种复合滤嘴棒及复合滤嘴卷烟
CN110641107A (zh) 一种抗菌高阻隔尼龙薄膜及其制备方法
EP1567025B1 (fr) Element filtrant
CN114947193A (zh) 一种二醋酸纤维无纺布滤棒及其制备方法、制备系统和复合滤棒、卷烟
CN113481629A (zh) 一种皮芯型聚乳酸烟用丝束及其制备方法
CN111567866A (zh) 一种加热不燃烧卷烟滤棒及包含其的烟支
US11911948B2 (en) Starch-based multi-channel airflow unit and preparation method and application thereof
JP4817276B2 (ja) 多孔質膜の製造方法
CN111109652B (zh) 一种气溶胶冷却元件、其应用及可用于加热卷烟的嘴棒
CN105881923A (zh) 一种pet片材的生产工艺
CN105749508A (zh) 多组发泡成型球拍及方法
US20260002291A1 (en) Preparation method for polylactic acid fiber filter rod with good temperature resistance
DE102015010563A1 (de) Maschine zum Herstellen eines stabförmigen Artikels aus pflanzlicher Folie im Strangverfahren
CN210184509U (zh) 带横向压槽的卷烟过滤嘴
CN114176253A (zh) 一种滤棒材料预折叠收束装置
CN106273529A (zh) 一种聚四氟乙烯纤维膜

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230707

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20240725

RIC1 Information provided on ipc code assigned before grant

Ipc: A24D 1/20 20200101ALI20240719BHEP

Ipc: A24D 3/02 20060101ALI20240719BHEP

Ipc: A24F 40/70 20200101AFI20240719BHEP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: A24F0040700000

Ipc: A24D0003020000

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

RIC1 Information provided on ipc code assigned before grant

Ipc: A24F 40/20 20200101ALN20250516BHEP

Ipc: A24F 40/70 20200101ALI20250516BHEP

Ipc: A24D 3/02 20060101AFI20250516BHEP

RIC1 Information provided on ipc code assigned before grant

Ipc: A24F 40/20 20200101ALN20250523BHEP

Ipc: A24F 40/70 20200101ALI20250523BHEP

Ipc: A24D 3/02 20060101AFI20250523BHEP

INTG Intention to grant announced

Effective date: 20250610

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20251011