Charging equipment for firework and cracker production

Abstract

The utility model relates to the technical field of firework equipment, in particular to charging equipment for firework and cracker production, which comprises a base and a frame, the frame is fixedly connected on the upper surface of the base, a support is fixedly connected below the base, a rotating mechanism is arranged above the support, the frame is fixedly connected with the outer wall of a hopper, and the hopper is fixedly connected with the base. A discharging pipe is fixedly connected to the lower portion of the hopper, and a transverse rod is fixedly connected to the inner wall of the frame. The first motor drives the gear to rotate, the gear drives the rack to move, the rack drives the sleeve to move, the sleeve slides on the outer wall of the discharging pipe and drives the sliding block to move, the sliding block slides on the outer wall of the sliding rod, the sliding block and the sliding rod enable the sleeve to move more stably, and the lower end of the sleeve extends into the firework cylinder to close the first motor. The gunpowder for firework and firecracker production is added into the hopper, the gunpowder enters the firework cylinder through the discharging pipe and the sleeve to achieve charging, the height of the sleeve can be adjusted, and when the lower firework cylinder is charged with the gunpowder, the gunpowder is not prone to scattering.

Description

Technical Field

[0001] The utility model relates to the technical field of fireworks equipment, in particular to a powder charging device for producing fireworks and firecrackers. Background Art

[0002] Fireworks and firecrackers are made of pyrotechnic powder as the main raw material. After being ignited, they burn or explode to produce light, sound, color, shape, smoke and other effects for viewing.

[0003] For example, an automatic charging system for fireworks and firecrackers production with a publication number of CN108302989A includes a filling table, a stepping motor, a loading turntable, a fixed cylinder, a fireworks tube, a filling funnel, and a fixed frame, characterized in that: a plurality of uncovered fixed cylinders are evenly arranged along the edge of the top surface of the disc-shaped loading turntable, and the fireworks tube is inserted into the fixed cylinder. The above document still has shortcomings. When in use, the filling funnel is aligned with the fireworks tube for filling, which ensures that the fireworks powder is accurately and evenly loaded into the fireworks tube during the charging process, avoiding the scattering of the fireworks powder, and effectively reducing the waste of fireworks powder; the telescopic operation of the telescopic cylinder A ensures the safety of charging, but the height of the feed tube in the above document is fixed. When charging a shorter fireworks tube, the feed scraper is far away from the fireworks tube, and it is easy to scatter when charging a lower fireworks tube. At the same time, the position of the fireworks tube is changed by directly controlling the rotation of the tray by the motor in the above document. When the tray drives the fireworks tube to rotate, it is not convenient to make the position of the fireworks tube just below the feed tube. Utility Model Content

[0004] The utility model aims to solve the problem that powder is easily scattered when charging a lower firework tube, and proposes a powder charging device for fireworks and firecrackers production.

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

[0006] A charging device for fireworks and firecrackers production is designed, comprising a base and a frame, wherein the frame is fixedly connected to the upper surface of the base, a bracket is fixedly connected below the base, a rotating mechanism is arranged above the bracket, the frame is fixedly connected to the outer wall of a hopper, a feeding pipe is fixedly connected below the hopper, a cross bar is fixedly connected to the inner wall of the frame, and a leak-proof mechanism is arranged above the cross bar.

[0007] Preferably, the leakage prevention mechanism includes a first motor, the outer wall of the first motor is fixedly connected to the cross bar, the output shaft of the first motor is fixedly connected with a gear, the gear is meshed with a rack, the rack is fixedly connected to the outer wall of the sleeve, the sleeve is slidably connected to the outer wall of the discharge pipe, the outer wall of the sleeve is fixedly connected with a slider, the slider is slidably connected to the outer wall of the slide rod, and the upper end of the slide rod is fixedly connected to the frame.

[0008] Preferably, the rotating mechanism includes a second motor, an outer wall of the second motor is fixedly connected to the bracket, the output shaft of the second motor is fixedly connected to the first rotating wheel, the outer wall of the first rotating wheel is fixedly connected to a driving block, the driving block is gap-matched with a slot formed between two adjacent wedge blocks, the wedge block is fixedly connected to the outer wall of the second rotating wheel, a rotating rod is fixedly connected above the second rotating wheel, and the outer wall of the rotating rod is rotatably connected to the base via a bearing.

[0009] Preferably, a tray is fixedly connected to the upper end of the rotating rod, and a groove is provided inside the tray.

[0010] Preferably, a firework tube is placed inside the groove.

[0011] Preferably, a cylinder is fixedly connected inside the frame, and a pressure block is fixedly connected to the output end of the cylinder.

[0012] The utility model provides a charging device for producing fireworks and firecrackers, which has the beneficial effects of: through the cooperation between a motor, a gear, a rack, a sleeve, a slider and a slide bar, the first motor drives the gear to rotate, the gear drives the rack to move, the rack drives the sleeve to move, the sleeve slides on the outer wall of a feed tube and drives the slider to move, the slider slides on the outer wall of the slide bar, the slider and the slide bar make the movement of the sleeve more stable, the lower end of the sleeve extends into the interior of the fireworks tube to turn off the first motor, and gunpowder for producing fireworks and firecrackers is added to the interior of the hopper, the gunpowder enters the interior of the fireworks tube through the feed tube and the sleeve to realize charging, the height of the sleeve can be adjusted, and it is not easy to scatter when charging a lower fireworks tube.

[0013] Through the cooperation between the second motor, the first rotating wheel, the driving block, the wedge block, the second rotating wheel and the rotating rod, the second motor drives the first rotating wheel to rotate, the first rotating wheel drives the driving block to move, the driving block drives the wedge block to rotate through the slot formed between two adjacent wedge blocks, the wedge block drives the second rotating wheel to rotate, the second rotating wheel drives the rotating rod to rotate, the rotating rod drives the tray to rotate and then drives the firework tube to rotate, the tray rotates at the same angle each time, so that the position of the firework tube is just below the discharge pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the connection between the second motor, the first rotating wheel and the base in the utility model;

[0017] Figure 4It is a schematic diagram of the structure of the connection between the first motor, the gear and the rack in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the connection between the tray and the groove in the utility model;

[0019] Figure 6 It is a schematic structural diagram of the connection between the first rotating wheel, the driving block and the wedge block in the utility model.

[0020] In the figure: 1, base, 2, frame, 3, leak-proof mechanism, 301, first motor, 302, gear, 303, rack, 304, sleeve, 305, slider, 306, slide rod, 4, rotating mechanism, 401, second motor, 402, first rotating wheel, 403, driving block, 404, wedge block, 405, second rotating wheel, 406, rotating rod, 4a1, vertical rod, 5, bracket, 6, hopper, 7, discharge pipe, 8, cross bar, 9, tray, 10, groove, 11, firework tube, 12, cylinder, 13, pressing block. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] Refer to the attached Figure 1-6 In the present embodiment, a charging device for producing fireworks and firecrackers comprises a base 1 and a frame 2, wherein the frame 2 is fixedly connected to the upper surface of the base 1, a bracket 5 is fixedly connected to the bottom of the base 1, a rotating mechanism 4 is arranged above the bracket 5, the rotating mechanism 4 controls the rotation of the firework tube 11, the frame 2 is fixedly connected to the outer wall of the hopper 6, a feed pipe 7 is fixedly connected to the bottom of the hopper 6, the feed pipe 6 is communicated with the feed pipe 7, a cross bar 8 is fixedly connected to the inner wall of the frame 2, a leak-proof mechanism 3 is arranged above the cross bar 8, the leak-proof mechanism 3 prevents spillage during charging, a cylinder 12 is fixedly connected to the inside of the frame 2, a pressing block 13 is fixedly connected to the output end of the cylinder 12, and the cylinder 12 drives the pressing block 13 to move.

[0024] The anti-leakage mechanism 3 includes a first motor 301, a gear 302, a rack 303, a sleeve 304, a slider 305 and a slide bar 306. The outer wall of the first motor 301 is fixedly connected to the cross bar 8. The output shaft of the first motor 301 is fixedly connected with the gear 302. The first motor 301 drives the gear 302 to rotate. The gear 302 is meshed and connected with the rack 303. The gear 302 drives the rack 303 to move. The rack 303 is fixedly connected to the outer wall of the sleeve 304. The rack 303 drives the sleeve 304 to move.

[0025] The sleeve 304 is slidably connected to the outer wall of the feeding tube 7, the sleeve 304 slides on the outer wall of the feeding tube 7, the outer wall of the sleeve 304 is fixedly connected with a slider 305, the sleeve 304 drives the slider 305 to move, the slider 305 is slidably connected to the outer wall of the slide rod 306, the slider 305 slides on the outer wall of the slide rod 306, the slider 305 and the slide rod 306 guide the movement of the sleeve 304, and the upper end of the slide rod 306 is fixedly connected to the frame 2;

[0026] The first motor 301 drives the gear 302 to rotate, the gear 302 drives the rack 303 to move, the rack 303 drives the sleeve 304 to move, the sleeve 304 slides on the outer wall of the feed tube 7 and drives the slider 305 to move, the slider 305 slides on the outer wall of the slide bar 306, the slider 306 and the slide bar 306 make the movement of the sleeve 304 more stable, the lower end of the sleeve 304 extends into the interior of the firework tube 11, the first motor 301 is turned off, and gunpowder for the production of fireworks and firecrackers is added to the interior of the hopper 6, the gunpowder enters the interior of the firework tube 11 through the feed tube 7 and the sleeve 304, and the charging is realized. The height of the sleeve 304 can be adjusted, and it is not easy to spill when charging the lower firework tube 11.

[0027] The rotating mechanism 4 includes a second motor 401, a first rotating wheel 402, a driving block 403, a wedge block 404, a second rotating wheel 405 and a rotating rod 406. The outer wall of the second motor 401 is fixedly connected to the bracket 5. The output shaft of the second motor 401 is fixedly connected to the first rotating wheel 402. The second motor 401 drives the first rotating wheel 402 to rotate. The outer wall of the first rotating wheel 402 is fixedly connected to the driving block 403. The first rotating wheel 402 drives the driving block 403 to move. The driving block 403 is gap-matched with a slot formed between two adjacent wedge blocks 404. The driving block 403 is inserted into the slot formed between two adjacent wedge blocks 404 to drive the wedge block 404 to move.

[0028] The wedge block 404 is fixedly connected to the outer wall of the second rotating wheel 405, and the wedge block 404 drives the second rotating wheel 405 to rotate. A rotating rod 406 is fixedly connected above the second rotating wheel 405, and the second rotating wheel 404 drives the rotating rod 406 to rotate. The outer wall of the rotating rod 406 is rotatably connected to the base 1 through a bearing. The upper end of the rotating rod 406 is fixedly connected to a tray 9, and the rotating rod 406 drives the tray 9 to rotate. A groove 10 is provided inside the tray 9, and a firework tube 11 is placed inside the groove 10;

[0029] The second motor 401 drives the first rotating wheel 402 to rotate, the first rotating wheel 402 drives the driving block 403 to move, the driving block 403 drives the wedge block 404 to rotate through the slot formed between two adjacent wedge blocks 404, the wedge block 404 drives the second rotating wheel 405 to rotate, the second rotating wheel 405 drives the rotating rod 406 to rotate, the rotating rod 406 drives the tray 9 to rotate and then drives the firework tube 11 to rotate, the tray 9 rotates at the same angle each time, so that the position of the firework tube 11 is just below the discharge pipe 7.

[0030] Working principle:

[0031] When charging the fireworks tube 11 produced by fireworks and firecrackers using the charging equipment for fireworks and firecrackers production, the fireworks tube 11 to be charged is placed in the groove 10 in the tray 9;

[0032] Charging stage:

[0033] The height of the lower end of the sleeve 304 is adjusted according to the height of the firework tube 11, and the first motor 301 is started. The first motor 301 drives the gear 302 to rotate, and the gear 302 drives the rack 303 to move. The rack 303 drives the sleeve 304 to move. The sleeve 304 slides on the outer wall of the feeding tube 7 and drives the slider 305 to move. The slider 305 slides on the outer wall of the slide bar 306. The slider 306 and the slide bar 306 make the movement of the sleeve 304 more stable. The lower end of the sleeve 304 extends into the interior of the firework tube 11. The first motor 301 is turned off, and gunpowder for the production of fireworks and firecrackers is added into the interior of the hopper 6. The gunpowder enters the interior of the firework tube 11 through the feeding tube 7 and the sleeve 304 to realize the charging. The height of the sleeve 304 can be adjusted, and it is not easy to scatter when charging the lower firework tube 11;

[0034] Fireworks tube position rotation stage:

[0035] When the firework tube 11 needs to be rotated, the sleeve 304 is lifted up and away from the firework tube 11, and the second motor 401 is started. The second motor 401 drives the first rotating wheel 402 to rotate, and the first rotating wheel 402 drives the driving block 403 to move. The driving block 403 drives the wedge block 404 to rotate through the slot formed between two adjacent wedge blocks 404, and the wedge block 404 drives the second rotating wheel 405 to rotate, and the second rotating wheel 405 drives the rotating rod 406 to rotate, and the rotating rod 406 drives the tray 9 to rotate and then drives the firework tube 11 to rotate. The angle of rotation of the tray 9 is the same each time, so that the position of the firework tube 11 is just below the feeding pipe 7. When the firework tube 11 that has completed the charging is below the pressing block 13, the cylinder 12 drives the pressing block 13 to descend, and the pressing block 13 compacts the gunpowder in the firework tube 11.

[0036] Embodiment 2:

[0037] Refer to the attached Figure 1-6: In this embodiment, a charging device for fireworks and firecrackers production, the rotating mechanism 4 also includes a vertical rod 4a1, the vertical rod 4a1 is fixedly connected to the bottom of the tray 9, the tray 9 drives the vertical rod 4a1 to move, the lower end of the vertical rod 4a1 is slidably connected to the slide groove set in the base 1, and the vertical rod 4a1 slides in the corresponding slide groove set in the base 1;

[0038] Through the action of the vertical rod 4a1, the tray 9 drives the vertical rod 4a1 to move when rotating, and the vertical rod 4a1 slides in a pair of sliding grooves provided in the base 1, and the vertical rod 4a1 plays a supporting role for the tray 9.

[0039] Working principle:

[0040] When the tray 9 rotates, the vertical rod 4a1 is driven to move. The vertical rod 4a1 slides in a pair of slide grooves provided in the base 1 . The vertical rod 4a1 supports the tray 9 .

[0041] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A charging device for fireworks and firecrackers production, comprising a base (1) and a frame (2), wherein the frame (2) is fixedly connected to the upper surface of the base (1), characterized in that: A bracket (5) is fixedly connected to the bottom of the base (1), a rotating mechanism (4) is arranged above the bracket (5), the frame (2) is fixedly connected to the outer wall of the hopper (6), a feeding pipe (7) is fixedly connected to the bottom of the hopper (6), a cross bar (8) is fixedly connected to the inner wall of the frame (2), and a leak-proof mechanism (3) is arranged above the cross bar (8).

2. The charging equipment for fireworks and firecrackers production according to claim 1, characterized in that: The anti-leakage mechanism (3) comprises a first motor (301), the outer wall of the first motor (301) is fixedly connected to the cross bar (8), the output shaft of the first motor (301) is fixedly connected to a gear (302), the gear (302) is meshingly connected to a rack (303), the rack (303) is fixedly connected to the outer wall of a sleeve (304), the sleeve (304) is slidably connected to the outer wall of a feed tube (7), the outer wall of the sleeve (304) is fixedly connected to a slider (305), the slider (305) is slidably connected to the outer wall of a slide rod (306), and the upper end of the slide rod (306) is fixedly connected to the frame (2).

3. The charging equipment for fireworks and firecrackers production according to claim 1, characterized in that: The rotating mechanism (4) comprises a second motor (401), the outer wall of the second motor (401) is fixedly connected to the bracket (5), the output shaft of the second motor (401) is fixedly connected to the first rotating wheel (402), the outer wall of the first rotating wheel (402) is fixedly connected to the driving block (403), the driving block (403) is gap-matched with a slot formed between two adjacent wedge blocks (404), the wedge block (404) is fixedly connected to the outer wall of the second rotating wheel (405), a rotating rod (406) is fixedly connected above the second rotating wheel (405), and the outer wall of the rotating rod (406) is rotatably connected to the base (1) via a bearing.

4. The charging equipment for fireworks and firecrackers production according to claim 3, characterized in that: The upper end of the rotating rod (406) is fixedly connected to a tray (9), and a groove (10) is provided inside the tray (9).

5. The charging equipment for fireworks and firecrackers production according to claim 4, characterized in that: A firework tube (11) is placed inside the groove (10).

6. The charging equipment for fireworks and firecrackers production according to claim 1, characterized in that: A cylinder (12) is fixedly connected inside the frame (2), and a pressure block (13) is fixedly connected to the output end of the cylinder (12).

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