Paper tube cutting device for combined fireworks

By designing a combined firework paper cylinder cutting device including a fixed mechanism, cutting mechanism, and dust removal mechanism, the problem of unstable positioning of paper tube in existing technology and inconvenient collection of waste recruitment are solved, and the stable positioning, accurate positioning of paper tube, accurate positioning, accurate accuracy Efficient collection of cutting and waste chips.

CN222405964UActive Publication Date: 2025-01-28LIUYANG BANG SHAN YANHUA MAKING CO LTD
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Patent Information

Application Number
CN202323472624.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2023-12-20
Publication Date
2025-01-28
Estimated Expiration
2033-12-20

AI Technical Summary

Technical Problem

The existing firework paper barrel cutting device cannot effectively locate the paper barrel before cutting, resulting in inaccurate cutting and failure to effectively collect waste chips generated during the cutting process, affecting work efficiency.

Method used

A combination of fireworks cutting device, including the workbench, cutting groove, first fixed mechanism, cutting mechanism and dust removal mechanism. The first fixed institution can position and fix the positioning and fixing of different diameter paper tube through the activity slot, thread pole and adjustment component; the cutting mechanism uses hydraulic rods, sliding plates and cutting blades to achieve cutting Net collection and cleanup of waste.

Benefits of technology

The stable positioning and accurate cutting of the paper cylinder is realized, the problem of cutting forward shift is avoided, and the efficiency of work efficiency is improved through effective scrap collection.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a paper tube cutting device for combined fireworks, which relates to the technical field of firework paper tube cutting and comprises a workbench, a cutting groove is arranged on one side of the workbench, supporting legs are fixedly connected to four corners of the bottom surface of the workbench, a first fixing mechanism fixedly connected with the workbench is arranged above the cutting groove, and a second fixing mechanism fixedly connected with the workbench is arranged above the cutting groove. A cutting mechanism is fixedly connected to the side, away from the cutting groove, of the workbench, and dust removal mechanisms are arranged on the two sides of the cutting groove. Positioning of one ends of paper tubes with different diameter sizes is achieved through the first fixing mechanism, displacement is avoided, the paper tubes move under cooperation of a first threaded rod and a movable block, cutting of different lengths is rapidly achieved under marking of a graduated scale on a workbench, multiple paper tubes are cut at a time through the cutting mechanism, and through the dust removal mechanism, the paper tubes can be conveniently and rapidly cut. And waste chips generated in the cutting process are collected in a centralized mode, follow-up cleaning is facilitated, and the working efficiency is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of firework paper tube cutting, in particular to a paper tube cutting device for combined fireworks. Background Art

[0002] When making combination fireworks, multiple paper tubes are required to be assembled, so the paper tubes need to be cut, so a paper tube cutting device is needed. For example, the patent with patent announcement number CN218052832U records a firework tube cutting device, in which the recorded solution uses a shield to block the generated debris to prevent splashing and injuring people, and it is convenient to adjust the cutting structure according to the required tube size. Before cutting, the limit plate presses and limits the tube to prevent offset damage during cutting, thereby improving the use efficiency of the cutting equipment. However, in this case, only the cutting part of the paper tube is positioned during cutting, and the positioning of the paper tube when it is placed is not considered. The paper tube is prone to shifting before cutting, affecting the accuracy of cutting. The waste generated by cutting the paper tube is not collected, which is troublesome to clean.

[0003] Based on this, a combined fireworks paper tube cutting device is now provided, which can eliminate the disadvantages of the existing devices. Utility Model Content

[0004] The utility model aims to provide a combined fireworks paper tube cutting device to solve the problems of unstable paper tube positioning and troublesome waste collection in the background art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A combined fireworks paper tube cutting device comprises a workbench, a cutting groove is provided on one side of the workbench, supporting legs are fixedly connected to the four corners of the bottom surface of the workbench, a first fixing mechanism fixedly connected to the workbench for limiting the ends of paper tubes of different diameters is provided above the cutting groove, a cutting mechanism for slitting the paper tube is fixedly connected to the side of the workbench away from the cutting groove, and dust removal mechanisms fixedly connected to the workbench for collecting waste chips generated during the cutting process are provided on both sides of the cutting groove.

[0007] Preferably, the first fixing mechanism includes a movable groove, which is arranged inside the workbench, and a first threaded rod is installed in the movable groove, one end of the first threaded rod passes through the workbench and is fixedly connected to the output end of the first motor, and guide rods fixedly connected to the movable groove are symmetrically arranged on the left and right sides of the first threaded rod, a movable block is threadedly connected to the first threaded rod, both sides of the movable block are slidably connected to the guide rods, three connecting cross rods are fixedly connected to the top surface of the movable block, the connecting cross rod is slidably connected to the workbench, and an adjustment component is fixedly connected to the top surface of the connecting cross rod.

[0008] Preferably, the adjustment assembly is provided with three groups with the same structure, the adjustment assembly includes a fixed block fixedly connected to the connecting cross bar, a bidirectional screw rod is installed inside the fixed block, one end of the bidirectional screw rod passes through the fixed block and is fixedly connected to the adjusting button, and a threaded movable rod is symmetrically provided on the bidirectional screw rod, the movable rod is slidably connected to the fixed block, and the opposite side of the movable rod is fixedly connected to the clamping block.

[0009] Preferably, the cutting mechanism includes a mounting frame fixedly connected to the side surface of the workbench, two fixedly connected hydraulic rods are symmetrically provided on the bottom surface of the horizontal plate of the mounting frame, the output end of the hydraulic rod is fixedly connected to the sliding plate, the top surface of the sliding plate is provided with a sliding groove, the bottom surface of the sliding plate is installed with a second threaded rod, one end of the second threaded rod is fixedly connected to the output end of the second motor, the second threaded rod is threadedly connected to the threaded sleeve, the threaded sleeve is fixedly connected to the bracket, the bracket is slidably connected to the sliding groove, the top surface of the bracket is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a cutting blade, and the front side of the sliding plate is fixedly connected to an upper pressure assembly.

[0010] Preferably, the upper pressure assembly includes an extension plate fixedly connected to the front side of the sliding plate, and two extension plates are symmetrically arranged. The front side of the extension plate is slidably connected to a limiting rod, and the lower ends of the two limiting rods are fixedly connected to the limiting plate. A return spring is sleeved on the outer side of the limit rod, and the two ends of the return spring are respectively fixedly connected to the extension plate and the limiting plate.

[0011] Preferably, the dust removal mechanism includes a dust hood, which is symmetrically arranged on the left and right sides of the cutting groove, the dust hood is fixedly connected to the dust collecting box through a pipe, the pipe is provided with a suction pump, the dust collecting box is fixedly connected to the bottom surface of the workbench, an exhaust port is provided on one side of the dust collecting box, a filter is fixedly connected at the position of the exhaust port, and a collection box fixedly connected to the workbench is provided below the cutting groove.

[0012] Preferably, a positioning block fixedly connected to the workbench is provided at the rear side of the cutting groove, an arc groove is provided on the positioning block, and the three positioning blocks correspond one to one with the three groups of adjustment components.

[0013] Preferably, a scale is provided on the workbench.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. The present application realizes the positioning of one end of paper tubes of different diameters when the paper tube is placed through the cooperation of the movable groove, the first threaded rod, the guide rod, the movable block, the fixed block, the arc groove, the movable rod, the bidirectional screw rod, the clamping block, and the first motor to avoid displacement before cutting. The paper tube is driven to move with the cooperation of the movable block of the first threaded rod, and different lengths of cutting are quickly realized under the marking of the scale on the workbench.

[0016] 2. The present application realizes cutting multiple paper tubes at one time through the cooperation of the mounting frame, hydraulic rod, sliding plate, second threaded rod, bracket, cutting blade, driving motor, second motor, extension plate, reset spring, limit plate and positioning block. When cutting, the limit plate contacts the paper tube before the cutting blade, which has a good limiting effect on the paper tube.

[0017] 3. This application realizes the centralized collection of waste chips generated during the cutting process through the cooperation of a dust hood, a dust collection box, a filter net, and a collection box, which facilitates subsequent cleaning and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a structural schematic diagram of the first fixing mechanism of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the adjustment component of the utility model.

[0021] Figure 4 It is a structural schematic diagram of the cutting mechanism of the utility model.

[0022] Figure 5 It is a schematic diagram of the top view of the cutting mechanism of the utility model.

[0023] Figure 6 It is a structural schematic diagram of the dust removal mechanism of the utility model.

[0024] Figure 7 It is a cross-sectional schematic diagram of the dust removal mechanism of the utility model.

[0025] Notes on figure marks: workbench 101, cutting groove 102, supporting leg 103, first fixing mechanism 200, movable groove 201, first threaded rod 202, guide rod 203, movable block 204, fixed block 205, arc groove 206, movable rod 207, bidirectional screw rod 208, clamping block 209, first motor 210, positioning block 211, cutting mechanism 300, mounting frame 301, hydraulic rod 302, sliding plate 303, second threaded rod 304, bracket 305, cutting blade 306, driving motor 307, second motor 308, extension plate 309, return spring 310, limit plate 311, dust removal mechanism 400, dust hood 401, dust collecting box 402, filter screen 403, collection box 404. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0027] Example 1

[0028] See also Figure 1-Figure 7 A combined fireworks paper tube cutting device comprises a workbench 101, a cutting groove 102 is provided on one side of the workbench 101, supporting legs 103 are fixedly connected to the four corners of the bottom surface of the workbench 101, a first fixing mechanism 200 fixedly connected to the workbench 101 for limiting the ends of paper tubes of different diameters is provided above the cutting groove 102, a cutting mechanism 300 for slitting paper tubes is fixedly connected to the side of the workbench 101 away from the cutting groove 102, and dust removal mechanisms 400 fixedly connected to the workbench 101 for collecting waste generated during the cutting process are provided on both sides of the cutting groove 102.

[0029] See also Figure 2-Figure 3 The first fixing mechanism 200 includes a movable groove 201, which is arranged inside the workbench 101. A first threaded rod 202 is installed in the movable groove 201. One end of the first threaded rod 202 passes through the workbench 101 and is fixedly connected to the output end of the first motor 210. When the first motor 210 is started, the first threaded rod 202 rotates. Guide rods 203 fixedly connected to the movable groove 201 are symmetrically arranged on the left and right sides of the first threaded rod 202. A movable block 204 is threadedly connected to the first threaded rod 202. The first threaded rod 202 rotates. Under the guidance of the guide rod 203, the movable block 204 moves. Both sides of the movable block 204 are slidably connected to the guide rod 203. Three connecting cross bars are fixedly connected to the top surface of the movable block 204. The connecting cross bars are slidably connected to the workbench 101. An adjusting component is fixedly connected to the top surface of the connecting cross bar. The movable block 204 drives the connecting cross bar to move, thereby driving the adjusting component to move.

[0030] See also Figure 2-Figure 3 The adjusting assembly is provided with three groups with the same structure. The adjusting assembly includes a fixed block 205 fixedly connected to the connecting cross bar. A bidirectional screw rod 208 is installed inside the fixed block 205. One end of the bidirectional screw rod 208 passes through the fixed block 205 and is fixedly connected to the adjusting button. When the adjusting button is turned, the bidirectional screw rod 208 rotates accordingly. The bidirectional screw rod 208 is symmetrically provided with a threaded movable rod 207. The movable rod 207 is slidably connected to the fixed block 205. The opposite side of the movable rod 207 is fixedly connected to the clamping block 209. Under the rotation of 208, the movable rod 207 moves toward each other on the fixed block 205, thereby driving the clamping block 209 to move toward each other for clamping, thereby fixing the end of the paper tube.

[0031] See also Figure 4-Figure 5 The cutting mechanism 300 includes a mounting frame 301 fixedly connected to the side of the workbench 101, and two fixedly connected hydraulic rods 302 are symmetrically arranged on the bottom surface of the horizontal plate of the mounting frame 301. The output end of the hydraulic rod 302 is fixedly connected to the sliding plate 303. When the hydraulic rod 302 is started, the hydraulic rod 302 drives the sliding plate 303 to move downward. The top surface of the sliding plate 303 is provided with a sliding groove. The bottom surface of the sliding plate 303 is installed with a second threaded rod 304, and one end of the second threaded rod 304 is fixedly connected to the output end of the second motor 308. When the second motor 308 is started, the second motor 308 drives the second threaded rod 304 to rotate. The second threaded rod 304 is threadedly connected to the threaded sleeve, and the threaded sleeve is fixedly connected to the bracket 305. The bracket 305 is slidably connected to the slide groove. When the second threaded rod 304 rotates, the threaded sleeve threadedly connected thereto moves, thereby driving the bracket 305 to slide in the slide groove to achieve left and right movement cutting. The top surface of the bracket 305 is fixedly connected to a driving motor 307, and the output end of the driving motor 307 is fixedly connected to a cutting blade 306. When the driving motor 307 is started, the driving motor 307 drives the cutting blade 306 at its output end to rotate to achieve cutting of the paper tube. The front side of the sliding plate 303 is fixedly connected to an upper pressure component.

[0032] See also Figure 4-Figure 5 The upper pressure assembly includes an extension plate 309 fixedly connected to the front side of the sliding plate 303, and two extension plates 309 are symmetrically arranged. The front side of the extension plate 309 is slidably connected to a limiting rod, and the lower ends of the two limiting rods are fixedly connected to a limiting plate 311. The limiting plate 311 is used to limit the cutting part to ensure stability during cutting. A reset spring 310 is sleeved on the outer side of the limiting rod. Under the elastic action of the reset spring 310, the limiting plate 311 is reset, and the two ends of the reset spring 310 are respectively fixedly connected to the extension plate 309 and the limiting plate 311.

[0033] See also Figure 6-Figure 7 The dust removal mechanism 400 includes a dust hood 401, which is symmetrically arranged on the left and right sides of the cutting groove 102. The dust hood 401 is fixedly connected to the dust box 402 through a pipeline. A suction pump is provided on the pipeline. When the suction pump is started, the flying waste chips are collected by the dust hood 401 and enter the dust box 402 through the pipeline. The dust box 402 is fixedly connected to the bottom surface of the workbench 101. An exhaust port is provided on one side of the dust box 402. A filter screen 403 is fixedly connected at the exhaust port. The filter screen 403 intercepts the waste chips and leaves them in the dust box 402. The gas is discharged through the exhaust port. A collection box 404 fixedly connected to the workbench 101 is provided below the cutting groove 102, and the waste chips that fall directly are collected by the collection box 404.

[0034] Example 2

[0035] The difference from Example 1 is that please refer to Figure 4-Figure 5 A positioning block 211 fixedly connected to the workbench 101 is provided at the rear side of the cutting groove 102. The positioning block 211 is provided with an arc groove. The positioning block 211 is used to place the other end of the paper tube to ensure stable placement during the cutting process. The three positioning blocks 211 correspond to the three groups of adjustment components one by one, so that multiple paper tubes can be placed at one time for cutting.

[0036] See also Figure 1 The workbench 101 is provided with a scale, and the scale is used to cut the paper tube to a fixed length.

[0037] When in use, place one end of the firework paper tube in the arc groove 206 on the fixed block 205, turn the adjustment knob, the bidirectional screw rod 208 rotates, and the movable rod 207 moves toward each other, so that the clamping block 209 clamps and fixes the end of the paper tube. Three groups of adjustment components are provided on the workbench 101 to realize positioning of three paper tubes at a time. Start the first motor 210 to drive the paper tube to move. The workbench 101 is provided with a scale. Under the cooperation of the guide rod 203 and the first threaded rod 202, it moves to a suitable position to realize cutting of a specified length. Start the hydraulic rod 302, and the hydraulic rod 302 pushes the sliding plate 303 to move downward. During the downward movement, the limit plate 311 first contacts the paper tube to limit the cutting position of the paper tube, and then the second motor 308 is started, and the second threaded rod 304 rotates, thereby driving the threaded sleeve and the bracket 305 fixedly connected to the threaded sleeve to move in the slide groove of the sliding plate 303, and the driving motor 307 is started. The driving motor 307 drives the cutting blade 306 to rotate to achieve cutting of the paper tube. While cutting, the suction pump is started, and the flying waste enters the dust box 402 through the pipe. The filter net 403 intercepts the waste and retains it in the box, and the gas is discharged. The collection box 404 collects the waste that falls directly.

[0038] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A paper tube cutting device for combined fireworks, comprising a workbench (101), a cutting groove (102) is provided on one side of the workbench (101), and supporting legs (103) are fixedly connected to the four corners of the bottom surface of the workbench (101), characterized in that: A first fixing mechanism (200) fixedly connected to the workbench (101) and used for limiting the ends of paper tubes of different diameters is provided above the cutting groove (102); a cutting mechanism (300) for cutting the paper tube is fixedly connected to the side of the workbench (101) away from the cutting groove (102); and dust removal mechanisms (400) fixedly connected to the workbench (101) and used for collecting waste generated during the cutting process are provided on both sides of the cutting groove (102).

2. A combined fireworks paper tube cutting device according to claim 1, characterized in that: The first fixing mechanism (200) comprises a movable groove (201), wherein the movable groove (201) is arranged inside the workbench (101), a first threaded rod (202) is installed in the movable groove (201), one end of the first threaded rod (202) passes through the workbench (101) and is fixedly connected to the output end of the first motor (210), guide rods (203) fixedly connected to the movable groove (201) are symmetrically arranged on the left and right sides of the first threaded rod (202), a movable block (204) is threadedly connected to the first threaded rod (202), both sides of the movable block (204) are slidably connected to the guide rods (203), the top surface of the movable block (204) is fixedly connected to three connecting cross rods, the connecting cross rods are slidably connected to the workbench (101), and the top surface of the connecting cross rods is fixedly connected to an adjustment component.

3. A combined fireworks paper tube cutting device according to claim 2, characterized in that: The adjustment components are provided in three groups and have the same structure. The adjustment components include a fixed block (205) fixedly connected to the connecting cross bar, a bidirectional screw rod (208) is installed inside the fixed block (205), one end of the bidirectional screw rod (208) passes through the fixed block (205) and is fixedly connected to the adjustment button, and a threaded movable rod (207) is symmetrically provided on the bidirectional screw rod (208), the movable rod (207) is slidably connected to the fixed block (205), and the opposite side of the movable rod (207) is fixedly connected to the clamping block (209).

4. A combined fireworks paper tube cutting device according to claim 1, characterized in that: The cutting mechanism (300) comprises a mounting frame (301) fixedly connected to the side of the workbench (101); two fixedly connected hydraulic rods (302) are symmetrically arranged on the bottom surface of the horizontal plate of the mounting frame (301); the output end of the hydraulic rod (302) is fixedly connected to the sliding plate (303); the top surface of the sliding plate (303) is provided with a sliding groove; the bottom surface of the sliding plate (303) is installed with a second threaded rod (304); one end of the second threaded rod (304) is fixedly connected to the output end of the second motor (308); the second threaded rod (304) is threadedly connected to the threaded sleeve; the threaded sleeve is fixedly connected to the bracket (305); the bracket (305) is slidably connected to the sliding groove; the top surface of the bracket (305) is fixedly connected to a driving motor (307); the output end of the driving motor (307) is fixedly connected to a cutting blade (306); and the front side of the sliding plate (303) is fixedly connected to an upper pressure assembly.

5. A combined fireworks paper tube cutting device according to claim 4, characterized in that: The upper pressure assembly comprises an extension plate (309) fixedly connected to the front side of the sliding plate (303), two extension plates (309) are symmetrically arranged, the front side of the extension plate (309) is slidably connected to a limiting rod, the lower ends of the two limiting rods are fixedly connected to the limiting plate (311), the outer side of the limiting rod is sleeved with a return spring (310), and the two ends of the return spring (310) are respectively fixedly connected to the extension plate (309) and the limiting plate (311).

6. A combined fireworks paper tube cutting device according to claim 1, characterized in that: The dust removal mechanism (400) comprises a dust hood (401), the dust hood (401) is symmetrically arranged on the left and right sides of the cutting groove (102), the dust hood (401) is fixedly connected to the dust box (402) through a pipeline, a suction pump is provided on the pipeline, the dust box (402) is fixedly connected to the bottom surface of the workbench (101), an exhaust port is provided on one side of the dust box (402), and a filter screen (403) is fixedly connected at the position of the exhaust port.

7. A combined fireworks paper tube cutting device according to claim 1, characterized in that: A positioning block (211) fixedly connected to the workbench (101) is provided at the rear side of the cutting groove (102), and an arc groove is provided on the positioning block (211). The three positioning blocks (211) correspond to the three groups of adjustment components one by one.

8. A combined fireworks paper tube cutting device according to claim 1, characterized in that: The workbench (101) is provided with a scale.