Double-station one-piece heat-sealing soldering iron device

Through the design of a double-station connected heat sealing iron device, the problems of false heat sealing and wrinkles on the transparent paper at the end of the cigarette strips were solved, achieving efficient heat sealing effects and improved appearance quality. The modification is easy and low-cost.

CN223432540UActive Publication Date: 2025-10-14CHONGQING CHINA TOBACCO IND CO LTD
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Patent Information

Application Number
CN202422777622.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-14
Publication Date
2025-10-14
Estimated Expiration
2034-11-14

AI Technical Summary

Technical Problem

In existing cigarette packaging equipment, the transparent paper at the end of the cigarette rod has problems such as false heat sealing and many wrinkles, which affects the appearance quality of the product.

Method used

A double-station connected heat-sealing iron device is used. A window and the first heat-sealing station are set on the folder for primary heat sealing. Combined with the design of movable teeth, it ensures that the overlapping areas of the end faces of the transparent paper are aligned before heat sealing. Then, a secondary heat sealing is performed at the second heat-sealing station to avoid overlap rebound.

Benefits of technology

It effectively eliminates false heat sealing, reduces wrinkles, improves product appearance and packaging quality and production efficiency, and the transformation is easy and low-cost.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of cigarette packaging equipment, and discloses a double-station one-piece heat-sealing soldering iron device which comprises a lifter used for lifting cigarette cartons, and a channel inner guide plate and a channel outer guide plate are arranged above the lifter in parallel. Folders used for folding the end face of transparent paper wrapping cigarette cartons are symmetrically arranged between the channel inner guide plate and the channel outer guide plate, a soldering iron panel is arranged above the folders, and the soldering iron panel is sequentially provided with a first heat sealing station and a second heat sealing station used for conducting heat sealing on the end face of the transparent paper from bottom to top. A window is formed in the upper portion of the folder, and the first heat sealing station penetrates through the window and is used for conducting heat sealing on a lap opening area of the end face of the transparent paper. The problems of false heat sealing and more wrinkles of transparent paper at the end part of the cigarette in the prior art are solved.
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Description

Technical Field

[0001] The utility model relates to the technical field of cigarette packaging equipment, in particular to a double-station connected heat sealing soldering iron device. Background Art

[0002] The YB955 cigarette packing machine with transparent paper is a device specially used for packing cigarette cartons. It uses transparent paper for packaging and can effectively pack tobacco products into neat products of a certain specification. It has the characteristics of simple structure, easy operation and high packaging efficiency. It is widely used in domestic cigarette factories.

[0003] According to the process flow for wrapping cigarette cartons with transparent paper (plastic) on this packaging machine, the ends of the paper are heat-sealed at the exit of the second lifting channel. The existing heat-sealing method, which involves flat-plate ironing, suffers from a loose seal at the ends of the cigarette cartons. Gently fiddling with the paper's overlap can cause it to separate, resulting in a poor seal. Furthermore, the heat-sealed overlap is uneven, with numerous wrinkles and partial folds. This results in the product failing to fully meet existing technical requirements, resulting in poor packaging quality.

[0004] After a series of equipment adjustments, although some problems of loose adhesion and dead folding of the transparent paper overlaps were solved, the transparent paper at the end of the cigarette strips still had problems with false heat sealing (i.e., loose heat sealing and air leakage) and many wrinkles caused by the rebound of the overlaps, which always affected the appearance quality of the product. Utility Model Content

[0005] In view of this, the purpose of the present invention is to provide a double-station connected heat sealing iron device to solve the problem of false heat sealing and many wrinkles on the transparent paper at the end of the cigarette in the prior art.

[0006] The utility model solves the above technical problems through the following technical means: a double-station connected heat-sealing soldering iron device, comprising a lifter for lifting cigarette strips, an inner channel guide plate and an outer channel guide plate are relatively parallelly arranged above the lifter, a folder for folding the end surface of the transparent paper wrapping the cigarette strips is symmetrically arranged between the inner channel guide plate and the outer channel guide plate, a soldering iron panel is provided above the folder, and the soldering iron panel is sequentially provided with a first heat-sealing station and a second heat-sealing station for heat-sealing the end surface of the transparent paper from bottom to top; a window is provided on the upper part of the folder, and the first heat-sealing station passes through the window to heat-seal the overlapping area of ​​the end surface of the transparent paper.

[0007] Optionally, the back of the soldering iron panel is connected to a soldering iron base plate, and a heating source is provided between the soldering iron base plate and the soldering iron panel. The split soldering iron structure facilitates maintenance of the heating source.

[0008] Optionally, the heating source is an electric heating rod arranged side by side.

[0009] Optionally, two movable blocking teeth for receiving the cigarette are symmetrically arranged on the inner guide plate and the outer guide plate, and the two movable blocking teeth are arranged at the same height.

[0010] Optionally, when the cigarette is stopped on the movable blocking tooth, the first heat sealing station is aligned with the overlap area of the transparent paper end face.

[0011] Optionally, two notches are symmetrically arranged on the inner guide plate and the outer guide plate, a blocking tooth bracket is arranged below the notches, the movable blocking tooth is rotationally connected with the blocking tooth bracket, and the movable blocking tooth receives the cigarette through the notches.

[0012] Optionally, an automatic rebounding rotating shaft is arranged on the blocking tooth bracket, and the movable blocking tooth is rotationally connected with the blocking tooth bracket through the automatic rebounding rotating shaft.

[0013] The beneficial effects of the present application are as follows:

[0014] 1. The present application is characterized in that a window is arranged on the folder, and a first heat sealing station is arranged on the window.

[0015] 2. The present application is characterized in that the second lifting channel is improved and designed. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the overhead schematic view of the utility model;

[0018] Figure 3 It is Figure 2 The A-A section view schematic view in middle;

[0019] Figure 4 It is Figure 2 The B-B section view schematic view in middle;

[0020] Figure 5 It is the structure schematic view of the channel inner guide plate, folder and soldering iron faceplate of the utility model.

[0021] Wherein, 1-channel inner guide plate, 2-channel outer guide plate, 3-folder, 31-window, 41-soldering iron faceplate, 411-first heat sealing station, 412-second heat sealing station, 42-soldering iron bottom plate, 5-movable blocking tooth, 51-groove, 52-blocking tooth support. DETAILED DESCRIPTION

[0022] The advantages and effects of the utility model can be understood by the content disclosed in the specification by the following specific embodiments. It should be noted that the drawings provided in the following embodiments are only used for exemplary description, and the representation is only a schematic diagram, not a physical drawing, and cannot be understood as a limitation of the utility model. In order to better illustrate the embodiments of the utility model, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it can be understood that some well-known structures and their descriptions in the drawings may be omitted.

[0023] The same or similar reference numerals in the drawings of the embodiments of the utility model correspond to the same or similar components. In the description of the utility model, it should be understood that if the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "front", "back" and the like is based on the orientation or position relationship shown in the drawings, it is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore the terms used to describe the position relationship in the drawings are only used for exemplary description, and cannot be understood as a limitation of the utility model. For those skilled in the art, the specific meaning of the above terms can be understood according to the specific situation.

[0024] As Figures 1-5As shown, a double-station integrated heat-sealing soldering iron device of the present invention includes a lifter for lifting cigarette strips, an inner channel guide plate 1 and an outer channel guide plate 2 are relatively parallelly arranged above the lifter, and a folder 3 for folding the end surface of the transparent paper wrapping the cigarette strips is symmetrically arranged between the inner channel guide plate 1 and the outer channel guide plate 2. The two ends of the folder 3 are respectively connected and positioned with the inner channel guide plate 1 and the outer channel guide plate 2 by screws and pins. A soldering iron panel 41 is provided above the folder 3, and the soldering iron panel 41 is provided with a first heat-sealing station 411 and a second heat-sealing station 412 for heat-sealing the end surface of the transparent paper from bottom to top.

[0025] In this embodiment, a window 31 is provided on the upper portion of the folder 3. A first heat-sealing station 411 passes through the window 31 to heat-seal the overlapping area of ​​the end surface of the transparent paper. The shape of the window 31 is the same as that of the first heat-sealing station 411, and the window 31 can also cover the overlapping area of ​​the end surface of the transparent paper of the cigarette strip. Specifically, a soldering iron base plate 42 is connected to the back of the soldering iron panel 41. A heating source is provided between the soldering iron base plate 42 and the soldering iron panel 41. The heating source is a parallel electric heating rod.

[0026] In this embodiment, two movable retaining teeth 5 for receiving cigarette strips are symmetrically positioned on the inner and outer channel guide plates 1 and 2. These retaining teeth 5 are arranged at equal heights. When a cigarette strip rests on the retaining teeth 5, the first heat-sealing station 411 aligns with the overlapped area of ​​the transparent paper end surface. This allows the first heat-sealing station 411 to perform a primary heat seal on the overlapped area while the folder 3 secures the perimeter of the overlapped area. This prevents the overlap from rebounding during the secondary heat-sealing process.

[0027] In this embodiment, two notches 51 are symmetrically provided on the inner channel guide plate 1 and the outer channel guide plate 2. The upper portion of the notch 51 is a blind notch, and the lower portion of the notch 51 is a through slot. A tooth retaining bracket 52 is provided below the notch 51. The movable tooth 5 is rotatably connected to the tooth retaining bracket 52. The movable tooth 5 passes through the through slot of the notch 51 to receive the cigarette.

[0028] In this embodiment, an automatic rebound rotating shaft is provided on the gear bracket 52. The automatic rebound rotating shaft can be a self-rebound damping rotating shaft currently available on the market, or an automatic rebound spring shaft. It can also be achieved by connecting a spring between the gear bracket 52 and the movable gear 5, so that the movable gear 5 is rotatably connected to the gear bracket 52 through the automatic rebound rotating shaft.

[0029] The working principle of this utility model is as follows:

[0030] When using the double-station integrated heat-sealing iron device of the present invention, the cigarette strip is supported by the lifter and squeezed through the movable teeth 5, and the movable teeth 5 rotate into the groove. After the cigarette strip leaves the movable teeth 5, the movable teeth 5 return to their positions, supporting the cigarette strip, and a heat seal is performed on the overlapping area at the first heat-sealing station 411. When the next cigarette strip is lifted to the first heat-sealing station 411 by the lifter, the cigarette strip that has been heat-sealed once is pushed to the second heat-sealing station 412, and the second heat-sealing station 412 performs a secondary heat seal on the entire end surface.

[0031] During this process, the movable gear 5 is arranged to align the first heat sealing station 411 with the overlapping area of ​​the end surface of the transparent paper. While the folder 3 fixes the periphery of the overlapping area of ​​the transparent paper, the first heat sealing station 411 heat seals the overlapping area of ​​the end surface of the transparent paper. After the overlapping area of ​​the end surface is heat sealed once, the entire end surface is heat sealed for the second time, which avoids the rebound phenomenon of the overlapping of the transparent paper during conventional heat sealing, thereby eliminating the false heat sealing phenomenon. At the same time, the heat sealing effect is good, wrinkles are few, and the product appearance packaging quality and production efficiency are improved.

[0032] The above embodiments are intended only to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and such modifications or equivalent substitutions shall be encompassed by the claims of the present invention. The techniques, shapes, and structural portions not described in detail in the present invention are well known.

Claims

1. A dual-station conjoined heat-sealing iron device, including a lifter for lifting cigarette cartons, characterized in that: An inner channel guide plate (1) and an outer channel guide plate (2) are arranged relatively parallel above the lifter, a folder (3) for folding the end surface of the transparent paper wrapping the cigarette strip is symmetrically provided between the inner channel guide plate (1) and the outer channel guide plate (2), a soldering iron panel (41) is provided above the folder (3), and the soldering iron panel (41) is provided with a first heat sealing station (411) and a second heat sealing station (412) for heat sealing the end surface of the transparent paper in order from bottom to top; A window (31) is provided on the upper portion of the folder (3), and the first heat-sealing station (411) passes through the window (31) and is used to heat-seal the overlapping area of ​​the end surface of the transparent paper.

2. The double-station connected heat sealing soldering iron device according to claim 1, characterized in that: The back of the soldering iron panel (41) is connected to a soldering iron base plate (42), and a heating source is provided between the soldering iron base plate (42) and the soldering iron panel (41).

3. The double-station integrated heat-sealing soldering iron device according to claim 2, characterized in that: The heating sources are electric heating rods arranged side by side.

4. The double-station integrated heat-sealing soldering iron device according to claim 1, characterized in that: Two movable retaining teeth (5) for receiving cigarette strips are symmetrically provided on the inner channel guide plate (1) and the outer channel guide plate (2), and the two movable retaining teeth (5) are arranged at the same height.

5. The double-station connected heat sealing soldering iron device according to claim 4, characterized in that: When the cigarette rod rests on the movable retaining teeth (5), the first heat sealing station (411) is aligned with the overlapping area of ​​the end surface of the transparent paper.

6. The double-station integrated heat-sealing soldering iron device according to claim 4, characterized in that: Two notches (51) are symmetrically provided on the inner channel guide plate (1) and the outer channel guide plate (2). A tooth retaining bracket (52) is provided below the notch (51). The movable tooth retaining bracket (52) is rotatably connected to the tooth retaining bracket (52). The movable tooth retaining bracket (5) passes through the notch (51) to receive the cigarette.

7. The double-station integrated heat-sealing soldering iron device according to claim 6, characterized in that: An automatic rebound rotating shaft is provided on the gear support bracket (52), and the movable gear (5) is rotationally connected to the gear support bracket (52) via the automatic rebound rotating shaft.