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US-20260123663-A1 - MOLD FOR PRODUCING AEROSOL-GENERATING ARTICLE

US20260123663A1US 20260123663 A1US20260123663 A1US 20260123663A1US-20260123663-A1

Abstract

A mold for producing an aerosol-generating article includes a first main body, a second main body and a third main body arranged in sequence in a first direction, wherein an extrusion channel extending in the first direction is formed in the third main body; a first stand column and a feeding channel is provided on the second main body, the feeding channel extends in the first direction and is in communication with the extrusion channel, and the first stand column extends to the extrusion channel in the first direction; and a second stand column and a first cavity is provided on the first main body, the first cavity extends through two opposite ends of the first main body in the first direction and is in communication with the feeding channel, and the second stand column extends to the extrusion channel in the first direction.

Inventors

  • Zhenyong Deng
  • Feng Liang
  • Zutao JIN

Assignees

  • Smoore International Holdings Limited

Dates

Publication Date
20260507
Application Date
20251229
Priority Date
20230629

Claims (20)

  1. 1 . A die for producing an aerosol generating article, comprising: a first body, a second body, and a third body that are arranged sequentially in a first direction; wherein the third body is formed with an extrusion passage extending in the first direction; the second body is provided with a first post and a feed passage, the feed passage extends in the first direction and communicates with the extrusion passage, and the first post extends to the extrusion passage in the first direction; the first body is provided with a second post and a first cavity, the first cavity extends through two opposite ends of the first body in the first direction and communicates with the feed passage, and the second post extends to the extrusion passage in the first direction.
  2. 2 . The die of claim 1 , wherein on a plane perpendicular to the first direction, an area of cross section of the extrusion passage located upstream in an extrusion direction is not less than an area of cross section of the extrusion passage located downstream in the extrusion direction.
  3. 3 . The die of claim 1 , wherein the second body comprises a first connecting segment and a second connecting segment that are arranged sequentially in the first direction, the first connecting segment is arranged close to the first body and forms with a second cavity, the second connecting segment is provided with the feed passage and the first post, and the feed passage communicates with the first cavity through the second cavity.
  4. 4 . The die of claim 3 , wherein there are a plurality of feed passages, the plurality of feed passages extend through two opposite ends of the second connecting segment in the first direction, and the first post is arranged on a side of the second connecting segment facing away from the second cavity.
  5. 5 . The die of claim 4 , wherein there are a plurality of first posts, a via hole is formed in an interior of the second connecting segment, the second post extends to the extrusion passage through the via hole, and the plurality of first posts are annularly arranged on a peripheral side of the second post.
  6. 6 . The die of claim 3 , wherein a portion of an inner wall of the second connecting segment extends radially to form a second connecting rib, and an end of the second connecting rib that is away from the inner wall of the second connecting segment is connected to the first post.
  7. 7 . The die of claim 6 , wherein there are a plurality of first posts and a plurality of second connecting ribs, the plurality of first posts are arranged at intervals and surrounded to form a via hole, the second post extends to the extrusion passage through the via hole, and the plurality of first posts are annularly arranged on a peripheral side of the second post.
  8. 8 . The die of claim 1 , wherein the third body comprises a third connecting segment and a fourth connecting segment that are arranged sequentially in the first direction, the third connecting segment is arranged close to the second body and forms with a third cavity, the fourth connecting segment is provided with the extrusion passage, and the feed passage communicates with the extrusion passage through the third cavity.
  9. 9 . The die of claim 8 , wherein when projected on a plane perpendicular to the first direction, a projection of the feed passage is within a projection area of the third cavity.
  10. 10 . The die of claim 8 , wherein an inner side wall of a side of the extrusion passage adjacent to the third cavity forms a guide surface, and a distance between the guide surface and a center of the third body gradually decreases in a direction in which the third cavity enters the extrusion passage.
  11. 11 . The die of claim 1 , wherein a portion of an inner wall of the first cavity extends radially to form a first connecting rib, and the first connecting rib is connected to the second post.
  12. 12 . The die of claim 1 , wherein on a plane perpendicular to the first direction, a cross-sectional shape of the extrusion passage is circular, oval, track-shaped or polygonal; and/or wherein on the plane perpendicular to the first direction, a maximum value of an area of cross section of the extrusion passage is less than or equal to a minimum value of an area of cross section of the feed passage.
  13. 13 . The die of claim 1 , wherein on a plane perpendicular to the first direction, a cross-sectional shape of the first post is circular, oval, track-shaped, polygonal or sector-shaped.
  14. 14 . The die of claim 1 , wherein a center line of the extrusion passage in an extending direction coincides with a center axis of the die in the first direction.
  15. 15 . The die of claim 1 , wherein at least one of the first body, the second body, or the third body is provided with a positioning post, at least another one of the first body, the second body, or the third body is provided with a positioning hole, and the positioning post cooperates with the positioning hole to position the first body, the second body, and the third body.
  16. 16 . The die of claim 1 , wherein the first direction is an axial direction of the die.
  17. 17 . The die of claim 1 , wherein the second post is closer to a central axis of the die than the first post.
  18. 18 . The die of claim 1 , wherein an end of the extrusion passage away from the second body forms a discharge outlet, and both the second post and the first post extend to the discharge outlet.
  19. 19 . The die of claim 1 , wherein on the plane perpendicular to the first direction, the cross-sectional shape of the second post is circular, oval, track-shaped or polygonal.
  20. 20 . The die of claim 1 , wherein a center line of the second post in an extending direction coincides with a center axis of the die in the first direction.

Description

CROSS-REFERENCE TO RELATED APPLICATION This application is a continuation of International Patent Application No. PCT/CN2024/072602 filed on Jan. 16, 2024, which is based on, and claims priority to Chinese Patent Application No. 202310789936.6, filed on Jun. 29, 2023. The disclosures of International Patent Application No. PCT/CN2024/072602 and Chinese Patent Application No. 202310789936.6 are hereby incorporated by reference in their entireties. BACKGROUND In the related art, in order to meet the diversified requirements of users, it is required to produce aerosol generating articles with different cross-sectional shapes, and the entire die is needed to be replaced for producing the aerosol generating articles with different cross-sectional shapes, and the production cost for the die is high, such that there is a problem of high production cost. SUMMARY In order to implement the above object, an embodiment of the present disclosure provides a die for producing an aerosol generating article, and the die includes: a first body, a second body, and a third body that are arranged sequentially in a first direction. The third body is formed with an extrusion passage extending in the first direction. The second body is provided with a first post and a feed passage, the feed passage extends in the first direction and communicates with the extrusion passage, and the first post extends to the extrusion passage in the first direction. The first body is provided with a second post and a first cavity, the first cavity extends through two opposite ends of the first body in the first direction and communicates with the feed passage, and the second post extends to the extrusion passage in the first direction. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic structural diagram of a die according to the first embodiment of the present disclosure. FIG. 2 is a schematic structural diagram of a die according to the second embodiment of the present disclosure. FIG. 3 is a schematic structural diagram of a die according to the third embodiment of the present disclosure. FIG. 4 is a cross-sectional view of FIG. 1. FIG. 5 is a cross-sectional view of FIG. 2. FIG. 6 is a cross-sectional view of FIG. 3. FIG. 7 is a cross-sectional view of the second body in FIG. 4. FIG. 8 is a cross-sectional view of the second body in FIG. 5. FIG. 9 is a cross-sectional view of the second body in FIG. 6. FIG. 10 is a schematic structural diagram of the first body according to the first embodiment of the present disclosure. FIG. 11 is a schematic structural diagram of the second body according to the second embodiment of the present disclosure. FIG. 12 is a schematic structural diagram of an aerosol generating article manufactured by a die according to the first embodiment of the present disclosure. FIG. 13 is a schematic structural diagram of an aerosol generating article manufactured by a die according to the second embodiment of the present disclosure. FIG. 14 is a schematic structural diagram of an aerosol generating article manufactured by a die according to the third embodiment of the present disclosure. DETAILED DESCRIPTION It is to be noted that without causing any conflict, the embodiments of the present disclosure and the technical features in the embodiments may be combined with each other, and the detailed description in the specific implementations should be understood as an explanation for the purpose of the present disclosure and should not be regarded as an undue limitation on the present disclosure. In the description for the embodiments of the present disclosure, it is to be noted that the orientation or positional relationship indicated by the term “first direction” or the like is based on the orientation or positional relationship illustrated in FIG. 4, and it is used merely for the convenience of describing the embodiments of the present disclosure and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, or be constructed and operate in a specific orientation, and thus it is cannot be understood as a limitation for the embodiments of the present disclosure. Furthermore, the terms “first,” “second,” and “third” are merely for the purpose of description and cannot be understood to indicate or imply relative importance. An embodiment of the present disclosure provides a die for manufacturing aerosol generating articles. Referring to FIG. 1 to FIG. 14, the die 100 includes a first body 10, a second body 20, and a third body 30 that are arranged sequentially in a first direction. The die provided by the embodiment of the present disclosure may be used to manufacture the aerosol generating articles 200 by continuous extrusion process, and the extrusion process may be performed by using the die 100 provided in the embodiment of the present disclosure in combination with any suitable extruder. For example, the extruder may be a hydraulic plunger extruder,