A paper tube firework lump connecting and early warning device

The paper tube firework clustering early warning device automatically identifies and handles clustering issues using conveyor belt components and identification parts, improving the detection efficiency of paper tube firework clusters and solving the problem of low detection efficiency caused by clustering.

CN224547220UActive Publication Date: 2026-07-24CHANGSHA HANGUANG ELECTRONICS SCI & TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGSHA HANGUANG ELECTRONICS SCI & TECH CO LTD
Filing Date
2025-09-18
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Paper tube fireworks are prone to clumping during transportation, resulting in low testing efficiency, which mainly relies on manual labor to solve, thus affecting testing efficiency.

Method used

The device for preventing the coalescence of paper tube fireworks includes a conveyor belt assembly, a paper tube fireworks identification component, a main control system, a discharge limit plate, a stop assembly, and a coalescence drive assembly. It uses anti-coalescence sensors and cameras to identify coalescence situations and handles coalescence problems through the coalescence drive assembly and the stop assembly.

Benefits of technology

It enables automatic identification and processing of paper tube fireworks clusters, improving detection efficiency and avoiding the impact of manual intervention.

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Abstract

The utility model discloses a kind of paper tube firework lump's early warning device of connecting lump, including conveying the conveying belt assembly of paper tube firework lump, paper tube firework lump identification component being arranged on the conveying belt assembly and identifying paper tube firework lump, and the main control system of the electric connection of conveying belt assembly and paper tube firework lump identification component.The utility model adopts the mode of automatically identifying paper tube firework lump connecting lump, better solve the problem of paper tube firework lump connecting lump, improve the detection efficiency of paper tube firework lump.
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Description

Technical Field

[0001] This utility model pertains to fireworks product testing equipment, specifically relating to a device for early warning of continuous firework clusters in paper tubes. Background Technology

[0002] Paper tube fireworks are an intermediate product in the production of paper tube fireworks. During the conveying process, it's common for adjacent paper tube fireworks to become clump together. This occurs because during the earlier assembly process, when the assembly machine uses tape to bind the paper tube fireworks, the tape sticks together. If these clumps are not dealt with promptly after entering the conveyor belt of the testing equipment, they will affect the testing process. Currently, the problem of clumps is mainly solved manually, which impacts the testing efficiency. Utility Model Content

[0003] The purpose of this invention is to provide a device for early warning of paper tube fireworks clusters forming clusters, so as to prevent paper tube fireworks clusters from forming clusters during the transportation process.

[0004] The technical solution adopted to achieve the purpose of this utility model is as follows: The paper tube firework cluster early warning device provided by this utility model is characterized by including a conveyor belt assembly for conveying the paper tube firework clusters, a paper tube firework cluster identification component disposed on the conveyor belt assembly for identifying the paper tube firework clusters, and a main control system electrically connected to the conveyor belt assembly and the paper tube firework cluster identification component.

[0005] The conveyor belt assembly is equipped with a discharge limiting plate that restricts the position of the paper tube firework, a stop assembly that blocks the paper tube firework, and a collating drive assembly that laterally pushes the paper tube firework corresponding to the discharge limiting plate.

[0006] The conveyor belt assembly includes a support frame and a belt driven by a motor mounted on the support frame.

[0007] The tuple assembly includes a tuple drive component and a tuple push plate connected to the tuple drive component. The tuple drive component is mounted on one side of the support of the conveyor belt assembly via a tuple drive component mounting bracket.

[0008] The discharge limiting plates are set on both sides of the conveyor belt assembly bracket, and one of the discharge limiting plates is set corresponding to the assembly push plate.

[0009] The gear shift assembly includes a gear shift drive component, which is mounted on one side of the support of the conveyor belt assembly via a gear shift drive component mounting bracket. The paper tube firework ball identification component uses an anti-collision sensor installed on the support of the conveyor belt assembly, corresponding to the feeding position.

[0010] The paper tube firework ball identification component uses a camera, which is mounted on the support of the conveyor belt assembly via a mounting bracket, corresponding to the feeding position. Beneficial effects

[0011] This invention employs an automatic identification method for connected paper tube fireworks, which effectively solves the problem of connected paper tube fireworks and improves the detection efficiency of paper tube fireworks.

[0012] The technical solution of this utility model will be further described below with reference to the accompanying drawings. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of this utility model.

[0014] Figure 2 This is a schematic diagram of the paper tube firework pellet during the feeding process of this utility model.

[0015] Figure 3 This is a schematic diagram of different structures of the paper tube firework ball identification component in this utility model. Detailed Implementation

[0016] See Figure 1 The paper tube firework cluster early warning device provided by this utility model includes a conveyor belt assembly 1 for conveying the paper tube firework clusters, a paper tube firework cluster identification component disposed on the conveyor belt assembly 1 for identifying the paper tube firework clusters, and a main control system electrically connected to the conveyor belt assembly 1 and the paper tube firework cluster identification component; the conveyor belt assembly 1 is provided with a discharge limiting plate 2 for limiting the position of the paper tube firework clusters, a stop assembly 5 for blocking the paper tube firework clusters, and a clustering drive assembly 4 for laterally pushing the paper tube firework clusters corresponding to the discharge limiting plate 2.

[0017] The conveyor belt assembly 1 includes a support 101 and a belt 103 driven by a motor 102 and mounted on the support 101.

[0018] The slug-assembly driving assembly 4 consists of a slug-assembly driving component 401, a slug-assembly push plate 402, and a slug-assembly driving component mounting bracket 403. The slug-assembly driving component 401 is a cylinder and is mounted on one side of the support 101 of the conveyor belt assembly 1 via the slug-assembly driving component mounting bracket 403. The slug-assembly push plate 402 is mounted on the piston rod of the slug-assembly driving component 401. The discharge limiting plates 2 are located on both sides of the support 101 of the conveyor belt assembly 1, with one of the discharge limiting plates 2... The gear shift assembly 5 is configured corresponding to the push plate 402; the gear shift assembly 5 includes a gear shift drive 501 and a gear shift drive mounting bracket 502. The gear shift drive 501 is a cylinder and is mounted on one side of the bracket 101 of the conveyor belt assembly 1 via the gear shift drive mounting bracket 502; the paper tube firework ball identification component is a photoelectric type anti-collision sensor 3, which is set on the bracket 101 of the conveyor belt assembly 1 and corresponds to the feed position A.

[0019] The assembly drive 401 and the gear drive 501 can also be mechanisms that can achieve linear reciprocating motion, such as linear screw motors.

[0020] Working principle See Figure 1 During operation, the main control system controls the conveyor belt assembly 1 to start conveying motion. Simultaneously, the stop lever 503 of the stop assembly 5 on the conveyor belt assembly 1 extends to complete the stop action and maintains it. The discharge end of the assembly machine pushes the paper tube fireworks W in the direction of the arrow to the infeed position A of the conveyor belt assembly 1. If the anti-blocking sensor 3 detects the paper tube fireworks W for more than a set time during the conveying process, it indicates that the paper tube fireworks are stuck together (the rear end of the front paper tube fireworks W and the front end of the rear paper tube fireworks W are wrapped and stuck together by the adhesive tape J, causing the paper tube fireworks W entering the conveyor belt assembly 1 to slip and stop). Figure 2 [As shown in (b)], this signal is fed back to the main control system, which issues an alarm to remind the worker to handle the situation, removing the clumps of paper tube fireworks W from the conveyor belt assembly 1, so that the paper tube fireworks W on the conveyor belt assembly 1 are in a non-clumped normal state, as shown. Figure 2 As shown in (a). When the conveyor belt assembly 1 transports the paper tube firework pellet W to the assembly position B, it is blocked by the stop lever 503 of the stop assembly 5 and cannot move with the conveyor belt assembly 1. The sensing signal here instructs the assembly assembly 1 whether to perform the pushing motion according to the number of rows of paper tube firework pellets. At this time: (1) When the number of paper tube columns of the paper tube firework ball W is less than or equal to 7, the push plate 402 of the ball assembly component 4 extends and pushes the paper tube firework ball W forward to the side of the belt 103 of the conveyor belt component 1 and then resets. After the ball assembly machine finishes producing the next ball, the conveyor belt component 1 performs the same conveying action according to the same procedure to transport the next paper tube firework ball W to the ball assembly position B and place it side by side with the previous paper tube firework ball W to complete the ball assembly. This ensures that the subsequent inspection time is less than the ball assembly time. (2) If the number of paper tube columns of the paper tube firework pyrotechnic is greater than 7, the pyrotechnic assembly 4 will not move and will not assemble.

[0021] Both assembled and unassembled paper tube fireworks W enter the inspection conveyor belt assembly 6 after the stop lever 503 of the stop assembly 5 retracts, for the next photographic inspection process.

[0022] See Figure 3The paper tube firework ball identification component can also be a camera 702. The camera 702 is mounted on one side of the support of the conveyor belt assembly 1 via a mounting bracket 701. The camera 702 is a wide-angle camera or a focusing lens, and the camera 702 can capture all areas of the feed position A on the front conveyor belt assembly 101 from above. After the paper tube firework ball is sent out by the assembly machine, the camera 702 takes a picture and transmits the picture to the main control system for analysis. When there is a continuous ball situation, the main control system will issue an alarm and provide voice prompts to the workers for subsequent operations.

[0023] This invention uses the assembly drive component 4 to combine multiple paper tube firework pellets and simultaneously transport them to the subsequent photo inspection process. This avoids the situation where the paper tube firework pellets with a small number of shots are processed quickly by the assembly machine, which leads to a backlog in the subsequent inspection process and affects production efficiency.

Claims

1. A continuous fire warning device for paper tube fireworks, characterized in that: The device includes a conveyor belt assembly for conveying the paper tube fireworks, a paper tube fireworks identification component disposed on the conveyor belt assembly for identifying the paper tube fireworks, and a main control system electrically connected to the conveyor belt assembly and the paper tube fireworks identification component.

2. The continuous burst warning device for paper tube fireworks as described in claim 1, characterized in that: The conveyor belt assembly is equipped with a discharge limiting plate that restricts the position of the paper tube firework, a stop assembly that blocks the paper tube firework, and a collating drive assembly that laterally pushes the paper tube firework corresponding to the discharge limiting plate.

3. The continuous burst warning device for paper tube fireworks as described in claim 2, characterized in that: The conveyor belt assembly includes a support frame and a belt driven by a motor mounted on the support frame.

4. The continuous burst warning device for paper tube fireworks as described in claim 2, characterized in that: The tuple assembly includes a tuple drive component and a tuple push plate connected to the tuple drive component. The tuple drive component is mounted on one side of the support of the conveyor belt assembly via a tuple drive component mounting bracket.

5. The continuous burst warning device for paper tube fireworks as described in claim 4, characterized in that: The discharge limiting plates are set on both sides of the conveyor belt assembly bracket, and one of the discharge limiting plates is set corresponding to the assembly push plate.

6. The continuous burst warning device for paper tube fireworks as described in claim 3, characterized in that: The gear shift assembly includes a gear shift drive component, which is mounted on one side of the support of the conveyor belt assembly via a gear shift drive component mounting bracket.

7. The continuous burst warning device for paper tube fireworks as described in claim 3, characterized in that: The paper tube firework ball identification component uses an anti-collision sensor installed on the support of the conveyor belt assembly, corresponding to the feeding position.

8. The continuous burst warning device for paper tube fireworks as described in claim 3, characterized in that: The paper tube firework ball identification component uses a camera, which is mounted on the support of the conveyor belt assembly via a mounting bracket, corresponding to the feeding position.