A carton missing package rejection device

By introducing a baffle and suction cup structure into the cigarette packaging machine to remove missing packs of cigarettes, the problems of low conveying efficiency and quality risks caused by manual intervention have been solved, realizing the automated removal of missing packs of cigarettes and ensuring the continuity and quality of cigarette production.

CN224529227UActive Publication Date: 2026-07-21CHINA TOBACCO ANHUI IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHINA TOBACCO ANHUI IND CO LTD
Filing Date
2025-08-15
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing cigarette packaging machines require manual intervention when missing packs of cigarettes are detected, which affects conveying efficiency and poses quality risks.

Method used

Design a device for removing missing packs of cigarettes, comprising a baffle structure and an absorption structure. The baffle structure supports the cigarette packs, and the absorption structure automatically adsorbs and removes the missing packs, thus achieving automated removal.

Benefits of technology

It enables timely and automatic removal of missing packs of cigarettes, avoiding manual intervention and ensuring the continuity and quality safety of cigarette delivery.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a carton cigarette missing package rejection device, and the vertical lifting channel front side of carton cigarette elevator is equipped with carton cigarette missing package rejection device, and carton cigarette missing package rejection device includes carton cigarette baffle structure and carton cigarette suction structure, and carton cigarette baffle structure includes the left and right two baffle strips of setting in the vertical lifting channel front side, and through baffle drive mechanism drive left and right two baffle strips reverse movement along left and right direction simultaneously, so that two baffle strips correspond or stagger with vertical lifting channel, carton cigarette suction structure includes the suction disc plate of setting in the vertical lifting channel front side and sets up suction disc subassembly on the suction disc plate, and suction disc subassembly is located between left and right two baffle strips, and through suction drive mechanism drive suction disc plate moves back and forth, realizes the adsorption of carton cigarette missing package in the vertical lifting channel and takes out. Compared with prior art, the utility model has the following advantages: realize the timely, automatic taking out of carton cigarette missing package and do not influence carton cigarette conveying.
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Description

Technical Field

[0001] This utility model relates to the technical field of cigarette production equipment, and in particular to a device for rejecting missing packs of cigarettes. Background Technology

[0002] In the cigarette packaging machine's production process, 10 packs of cigarettes are wrapped in a single carton label and then further wrapped in transparent paper to form a carton. The cartons are then conveyed to a sealing machine via a conveyor channel and loaded into cigarette boxes. A carton elevator is located at the carton outlet of the packaging machine. A carton missing pack detection device is installed on the vertical lifting channel of the carton elevator to check if any packs are missing. When a missing pack is detected, the detection device will sound an alarm and immediately stop the vertical lifting channel. The missing packs must then be manually removed from the vertical lifting channel, and the channel must be manually restarted to resume conveying the cigarettes. This process not only affects the conveying efficiency but also poses a quality risk of damaging the cigarettes due to the sudden stop of the vertical lifting channel. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings of the prior art and provide a device for removing missing packs of cigarettes, so as to realize the timely and automatic removal of missing packs of cigarettes without affecting the cigarette delivery.

[0004] This utility model is achieved through the following technical solution: A cigarette pack missing pack removal device is disclosed. A vertical lifting channel is provided on the frame of a cigarette pack elevator. The cigarette pack missing pack removal device is located at the front of the vertical lifting channel. The device includes a cigarette pack baffle structure and a cigarette pack suction structure. The cigarette pack baffle structure includes two left and right baffle strips disposed at the front of the vertical lifting channel. A baffle driving mechanism drives the two baffle strips to move simultaneously in opposite directions in the left-right direction, so that the two baffle strips correspond to or are offset from the vertical lifting channel. The cigarette pack suction structure includes a suction cup plate disposed at the front of the vertical lifting channel and a suction cup assembly disposed on the suction cup plate. The suction cup assembly is located between the two left and right baffle strips. A suction driving mechanism drives the suction cup plate to move back and forth, thereby adsorbing and removing the missing packs of cigarettes within the vertical lifting channel.

[0005] As a preferred embodiment of the above-mentioned cigarette pack defect removal device, the baffle driving mechanism is a baffle cylinder. The left and right output ends of the baffle cylinder are respectively connected to two baffle bars through connecting parts. The baffle cylinder is installed on the baffle cylinder fixing part. A fixing plate is provided on one side of the frame of the cigarette elevator, and the baffle cylinder fixing part is installed on the fixing plate.

[0006] As a preferred embodiment of the above-mentioned cigarette pack defect removal device, the baffle cylinder fixing component is an L-shaped plate composed of plate one and plate two. Plate one of the baffle cylinder fixing component is attached to the front side of the baffle cylinder and has a first oblong hole extending in the left-right direction. Plate two of the baffle cylinder fixing component is attached to the left side of the fixing plate and has a second oblong hole extending in the front-back direction. The baffle cylinder fixing component is locked and installed with the baffle cylinder and the fixing plate respectively by passing a bolt through the first oblong hole and tightening it on the baffle cylinder, and by passing a bolt through the second oblong hole and tightening it on the fixing plate.

[0007] As a preferred embodiment of the above-mentioned cigarette pack defect removal device, the suction driving mechanism includes a suction cylinder, the output end of which is connected to the front end of the suction plate, the suction cylinder is mounted on a suction cylinder fixing component, and the suction cylinder fixing component is fixedly mounted on a fixing plate.

[0008] As a preferred embodiment of the above-mentioned cigarette pack defect removal device, the suction cup plate is provided with two suction cup assemblies, one above the other.

[0009] This invention has the following advantages over the prior art: This utility model provides a device for removing missing packs of cigarettes. By providing a cigarette baffle structure and a cigarette suction structure on the front side of the vertical lifting channel, during normal conveying, the two baffle bars of the cigarette baffle structure support the front side of the conveying cigarettes; when there are missing packs of cigarettes, the two baffle bars move backward and away in the left and right direction, exposing the missing packs of cigarettes, and then removing them by the suction cup of the cigarette suction structure. This achieves timely, automatic, and online removal of missing packs of cigarettes without affecting the normal conveying of cigarettes. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the overall structure of this utility model.

[0011] Figure 2 This is a partial structural schematic diagram of the present invention.

[0012] Figure 3 yes Figure 2 A schematic diagram of the structure of the middle pack of cigarettes supported by the baffle.

[0013] The diagram is labeled as follows: 1. Frame; 2. Vertical lifting channel; 3. Smoke baffle structure; 4. Smoke suction structure; 5. Baffle strip; 6. Baffle cylinder; 7. Connector; 8. Baffle cylinder fixing piece; 9. Fixing plate; 10. First oblong hole; 11. Second oblong hole; 12. Suction cup plate; 13. Suction cup assembly; 14. Suction cup cylinder; 15. Suction cup cylinder fixing piece; 16. Smoke strip. Detailed Implementation

[0014] The embodiments of this utility model are described in detail below. These embodiments are implemented based on the technical solution of this utility model and provide detailed implementation methods and specific operation processes. However, the protection scope of this utility model is not limited to the following embodiments.

[0015] See Figures 1 to 3 This embodiment discloses a cigarette pack missing pack removal device. The frame 1 of the cigarette elevator is provided with a vertical lifting channel 2, and the cigarette pack missing pack removal device is provided in front of the vertical lifting channel 2. The cigarette pack missing pack removal device includes a cigarette baffle structure 3 and a cigarette suction structure 4.

[0016] The cigarette bar baffle structure 3 includes two baffle strips 5 positioned on the left and right sides in front of the vertical lifting channel 2. Each baffle strip 5 is a vertically extending strip-shaped structure. A baffle drive mechanism drives the two baffle strips 5 to move simultaneously in opposite directions in the left and right directions, so that the two baffle strips 5 correspond to or are offset from the vertical lifting channel 2. The baffle drive mechanism is a baffle cylinder 6. The left and right output ends of the baffle cylinder 6 are connected to the two baffle strips 5 respectively via connectors 7. The baffle cylinder 6 is mounted on a baffle cylinder fixing component 8. A fixing plate 9 is provided on one side of the frame 1 of the cigarette bar elevator, and the baffle cylinder fixing component 8 is mounted on the fixing plate 9.

[0017] The baffle cylinder fixing component 8 is an L-shaped plate composed of plate one and plate two. Plate one of the baffle cylinder fixing component 8 is attached to the front side of the baffle cylinder 6 and has a first oblong hole 10 extending in the left and right directions. Plate two of the baffle cylinder fixing component 8 is attached to the left side of the fixing plate 9 and has a second oblong hole 11 extending in the front and back directions. The baffle cylinder fixing component 8 is locked and installed with the baffle cylinder 6 and the fixing plate 9 by passing a bolt through the first oblong hole 10 and tightening it. Loosening the bolts allows for fine-tuning of the front-back and left-right positions of the baffle cylinder 6 due to the first oblong hole 10 and the second oblong hole 11. This enables fine-tuning of the front-back and left-right positions of the two baffle strips 5 installed on the baffle cylinder 6, ensuring they are in the correct positions. When the cigarette bar elevator is working normally, these baffle strips can support the front of the cigarette bar 16 in the vertical lifting channel 2, preventing the cigarette bar 16 from falling.

[0018] The cigarette suction structure 4 includes a suction cup plate 12 disposed on the front side of the vertical lifting channel 2 and a suction cup assembly 13 disposed on the suction cup plate 12. In this embodiment, the suction cup plate 12 is provided with two suction cup assemblies 13, one above the other, to achieve stable adsorption of the cigarette packs 16. The suction cup assembly 13 is located between the two left and right baffle strips 5. The suction cup plate 12 is driven to move back and forth by the suction driving mechanism to adsorb and remove the missing cigarette packs 16 in the vertical lifting channel 2.

[0019] The suction drive mechanism includes a suction cylinder 14. The output end of the suction cylinder 14 is connected to the front end of the suction plate 12. The suction cylinder 14 is mounted on the suction cylinder fixing part 15, which is fixedly mounted on the fixing plate 9.

[0020] When the cigarette lifting machine is working, the cigarette conveying chain of the vertical lifting channel 2 starts, conveying the cigarettes 16 from bottom to top. At this time, the left and right output ends of the baffle cylinder 6 in the cigarette baffle structure 3 are in a retracted state, and the two baffle bars 5 are located in front of the vertical lifting channel 2, supporting the front of the cigarettes 16 being conveyed upward, so that the cigarettes 16 are conveyed smoothly; at the same time, the suction plate 12 in the cigarette suction structure 4 is in a forward retracted state, away from the vertical lifting channel 2, so as not to affect the smooth conveying of the cigarettes 16.

[0021] When the cigarette pack missing detection device on the cigarette lifting machine detects a missing pack of cigarettes 16, the left and right output ends of the baffle cylinder 6 immediately extend, driving the two baffle strips 5 to move to the left and right sides of the vertical lifting channel 2, exposing the front of the missing pack of cigarettes 16. The output end of the suction cylinder 14 also immediately extends backward, driving the suction plate 12 and its two suction cup assemblies 13 to move backward and approach the missing pack of cigarettes 16, using the two suction cup assemblies 13 to hold the missing pack of cigarettes 16. Then, the output end of the suction cylinder 14 retracts forward, promptly removing the adsorbed missing pack of cigarettes 16 from the vertical lifting channel 2. After the missing pack of cigarettes 16 is removed, the left and right output ends of the baffle cylinder 6 retract again, driving the two baffle strips 5 back to their original positions, continuing to support the conveyed packs. The entire process does not affect the normal conveying of cigarettes 16, achieving online removal of the missing pack of cigarettes 16.

[0022] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A device for rejecting missing packs of cigarettes, wherein a vertical lifting channel is provided on the frame of the cigarette elevator, characterized in that: A cigarette pack removal device is provided at the front of the vertical lifting channel. The device includes a cigarette baffle structure and a cigarette suction structure. The cigarette baffle structure includes two baffle strips on the left and right sides of the front of the vertical lifting channel. A baffle driving mechanism drives the two baffle strips to move in opposite directions simultaneously in the left and right directions, so that the two baffle strips correspond to or are offset from the vertical lifting channel. The cigarette suction structure includes a suction cup plate and a suction cup assembly on the suction cup plate. The suction cup assembly is located between the two baffle strips. A suction driving mechanism drives the suction cup plate to move back and forth, thereby adsorbing and removing the cigarette packs with missing packs in the vertical lifting channel.

2. The cigarette pack defect removal device as described in claim 1, characterized in that: The baffle driving mechanism is a baffle cylinder. The left and right output ends of the baffle cylinder are connected to two baffle bars respectively through connectors. The baffle cylinder is installed on the baffle cylinder fixing component. A fixing plate is provided on one side of the frame of the cigarette lifting machine, and the baffle cylinder fixing component is installed on the fixing plate.

3. The cigarette pack defect removal device as described in claim 2, characterized in that: The baffle cylinder fixing component is an L-shaped plate composed of plate one and plate two. Plate one of the baffle cylinder fixing component is attached to the front side of the baffle cylinder and has a first oblong hole extending in the left-right direction. Plate two of the baffle cylinder fixing component is attached to the left side of the fixing plate and has a second oblong hole extending in the front-back direction. Bolts are passed through the first oblong hole and tightened onto the baffle cylinder, and bolts are passed through the second oblong hole and tightened onto the fixing plate, thereby achieving the locking installation of the baffle cylinder fixing component with the baffle cylinder and the fixing plate respectively.

4. The cigarette pack defect removal device as described in claim 1, characterized in that: The suction drive mechanism includes a suction cup cylinder. The output end of the suction cup cylinder is connected to the front end of the suction cup plate. The suction cup cylinder is mounted on a suction cup cylinder fixing component, which is fixedly mounted on a fixing plate.

5. The cigarette pack defect removal device as described in claim 1, characterized in that: The suction cup plate is equipped with two suction cup components, one above the other.