Firework powder pressing equipment

Abstract

The utility model discloses firework powder pressing equipment, which relates to the technical field of firework manufacturing, and comprises a base, a first gear and an irregular gear are rotatably connected in the base, the first gear is fixedly connected with a turntable, the turntable is circumferentially connected with a plurality of firework cylinders, the irregular gear is fixedly connected with a second rotating shaft, and the irregular gear is fixedly connected with the second rotating shaft. Two spiral grooves which are connected end to end are formed in the second rotating shaft, a first sliding block is vertically connected to the second rotating shaft in a reciprocating sliding mode, a protrusion is arranged in the first sliding block, the two spiral grooves are both connected with the protrusion in a sliding mode, and a medicine pressing column is fixedly connected to the bottom of the first sliding block. According to the firework powder pressing equipment, an irregular gear drives a second rotating shaft to rotate, so that a first sliding block drives a powder pressing column to vertically move downwards to press one firework cylinder, and in the upward moving process of the powder pressing column, the irregular gear is meshed with a first gear to drive a rotating disc to rotate, so that the next firework cylinder is located under the powder pressing column; therefore, non-stop continuous circulating pressing is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of fireworks manufacturing, in particular to a fireworks powder pressing device. Background Art

[0002] Fireworks are entertainment products that use pyrotechnic powder as raw materials and are used to produce sound, light and color. The process of making fireworks is to first fill soil into a firework tube, and then fill the firework tube with gunpowder. During the filling process of soil and gunpowder, a fireworks powder press is required to compact them. Existing fireworks powder presses usually place several firework tubes filled with soil or gunpowder on a platform on the powder press, and then drive the powder press to penetrate into the firework tube to compact the soil or gunpowder.

[0003] For example, the Chinese patent with publication number CN209706652U and titled "A Fireworks Pressing Mechanism" includes a workbench and an upper mold frame connected by guide pillars and guide sleeves, a cylinder is provided on the top of the upper mold frame, and a plurality of pressing pillars are installed at the bottom of the upper mold frame, the cylinder can drive the plurality of pressing pillars to move up and down linearly to press the soil or gunpowder in the firework tube on the top surface of the workbench; a conveying device is provided on one side of the workbench, the horizontal height of the top surface of the conveying belt in the conveying device is flush with the horizontal height of the top surface of the workbench, and the conveying belt in the conveying device passes through the side adjacent to the workbench; it adopts the structure of arranging the conveying device on one side of the workbench to overcome the defect of high manual labor intensity in the prior art, can effectively improve production efficiency, and is safe and reliable to operate, the overall structure is scientific and reasonable, simple and compact, easy to install and use, and has significant economic and social benefits; it is widely used in supporting the production and processing of fireworks.

[0004] Although the firework powder pressing mechanism in the above patent is practical and convenient, it also has some shortcomings. After the above device performs one pressing, it needs to be stopped and the firework tube needs to be replaced before it can be pressed again. It cannot be pressed in a continuous cycle, and the production efficiency is low. Utility Model Content

[0005] The purpose of the utility model is to provide a firework powder pressing device to solve the deficiencies in the above-mentioned prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: the fireworks powder pressing device includes a base, in which a first gear and an irregular gear meshing with the first gear are rotatably connected, a first rotating shaft is passed through the first gear, a turntable is fixedly connected to the top of the first rotating shaft, and a plurality of fireworks tubes are detachably connected to the turntable in a circular shape, a second rotating shaft is coaxially fixedly connected to the top of the irregular gear, two spiral grooves connected end to end are opened on the second rotating shaft, a first slider is vertically reciprocatingly slidably connected to the second rotating shaft, a protrusion is provided in the first slider, and the two spiral grooves are slidably connected to the protrusion, a powder pressing column is fixedly connected to the bottom of the first slider, and the powder pressing column can be slidably connected to any fireworks tube, a limiter for limiting the circumferential rotation of the first slider is provided on the base, and a driving member for driving the irregular gear to rotate is provided on the base.

[0007] Furthermore, the limiting member includes a guide rod, the guide rod is vertically arranged on the base, and the first sliding block is slidably sleeved on the guide rod.

[0008] Furthermore, the driving member includes a motor, the motor is arranged at the bottom of the base, and the output end of the motor is coaxially fixedly connected to the bottom end of the irregular gear.

[0009] Furthermore, the base is provided with a drug storage cartridge, a drug outlet hole is opened in the drug storage cartridge, a baffle is vertically slidably connected to the outlet of the drug outlet hole, a second rack is fixedly connected to the top of the baffle, an end of the first slider close to the drug storage cartridge is fixedly connected to the first rack via a connecting rod, a side of the drug storage cartridge close to the baffle is rotatably connected to the second gear, and the first rack and the second rack are both meshed with the second gear.

[0010] Furthermore, a drainage plate is fixedly connected to one side of the medicine storage cartridge close to the medicine outlet, and a drainage groove is obliquely provided in the drainage plate.

[0011] Furthermore, a slide groove is vertically provided on one side of the medicine storage cartridge close to the medicine outlet hole, a second sliding block is slidably connected in the slide groove, and the second sliding block is fixedly connected to the second rack.

[0012] Compared with the prior art, the utility model provides the following beneficial effects: the irregular gear of the fireworks powder pressing equipment drives the second rotating shaft to rotate, and through the cooperation between the limit piece and the protrusion and the spiral groove, the first slider drives the powder pressing column to move vertically downward to perform a pressing operation on one of the fireworks tubes; when the powder pressing column moves upward and the bottom end of the powder pressing column is higher than the fireworks tube, the irregular gear meshes with the first gear, driving the turntable to rotate, so that the next fireworks tube is located directly below the powder pressing column, so as to realize continuous cyclic pressing without stopping the machine and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0014] Figure 1 The overall structural diagram provided for the embodiment of the utility model;

[0015] Figure 2 for Figure 1 The enlarged view of point D in the middle;

[0016] Figure 3 A top view of the overall structure provided for an embodiment of the utility model;

[0017] Figure 4 for Figure 3 Sectional view at AA in the middle;

[0018] Figure 5 for Figure 4 Sectional view at the middle BB;

[0019] Figure 6 for Figure 4 Enlarged view of point C in the middle.

[0020] Explanation of the reference numerals: 1. base; 2. motor; 3. irregular gear; 4. first gear; 5. first rotating shaft; 6. second rotating shaft; 7. turntable; 8. firework tube; 9. spiral groove; 10. first slider; 11. guide rod; 12. protrusion; 13. medicine pressing column; 14. connecting rod; 15. first rack; 16. medicine storage cartridge; 17. second gear; 18. second rack; 19. baffle; 20. drainage plate; 21. slide groove; 22. second slider; 23. medicine outlet hole. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] See also Figure 1-6The utility model provides a technical solution: the fireworks powder pressing device includes a base 1, a first gear 4 and an irregular gear 3 meshing with the first gear 4 are rotatably connected in the base 1, a first rotating shaft 5 is passed through the first gear 4, a turntable 7 is fixedly connected to the top of the first rotating shaft 5, and a plurality of fireworks tubes 8 are detachably connected to the turntable 7 in a circular shape, a second rotating shaft 6 is coaxially fixedly connected to the top of the irregular gear 3, two spiral grooves 9 connected end to end are opened on the second rotating shaft 6, a first slider 10 is vertically reciprocatingly slidably connected to the second rotating shaft 6, a protrusion 12 is provided in the first slider 10, and the two spiral grooves 9 are slidably connected to the protrusion 12, a powder pressing column 13 is fixedly connected to the bottom of the first slider 10, and the powder pressing column 13 can be slidably connected to any fireworks tube 8, and the bottom A limiter for limiting the circumferential rotation of the first slider 10 is provided on the seat 1, and a driving member for driving the irregular gear 3 to rotate is provided on the base 1. Specifically, the irregular gear 3 drives the second rotating shaft 6 to rotate, and through the cooperation between the limiter and the protrusion 12 and the spiral groove 9, the first slider 10 drives the medicine column 13 to move vertically downward to perform a pressing operation on one of the firework tubes 8. When the medicine column 13 moves upward, the bottom end of the medicine column 13 is higher than the firework tube 8, the irregular gear 3 is engaged with the first gear 4, driving the turntable 7 to rotate, so that the next firework tube 8 is located directly below the medicine column 13, so as to realize continuous cyclic pressing without stopping the machine and improve production efficiency. A plurality of positioning grooves are circumferentially opened on the turntable 7, and each firework tube 8 is snap-fitted with each positioning groove in a one-to-one correspondence.

[0023] As a preferred technical solution, the limiter includes a guide rod 11, which is vertically arranged on the base 1, and the first slider 10 is slidably sleeved on the guide rod 11. Specifically, since the guide rod 11 is vertically arranged, the circumferential rotation of the first slider 10 is limited, so that the first slider 10 can only slide back and forth vertically along the length direction of the second rotating shaft 6.

[0024] As a preferred technical solution, the driving member includes a motor 2, which is arranged at the bottom of the base 1. The output end of the motor 2 is coaxially fixedly connected to the bottom end of the irregular gear 3. Specifically, the motor 2 is started so that the motor 2 drives the irregular gear 3 to rotate and drives the second rotating shaft 6 to rotate. During the rotation of the irregular gear 3, the irregular gear 3 has an engagement position with the first gear 4.

[0025] As a preferred technical solution, the base 1 is provided with a drug storage cartridge 16, a drug outlet hole 23 is provided in the drug storage cartridge 16, a baffle 19 is vertically slidably connected at the outlet of the drug outlet hole 23, a second rack 18 is fixedly connected to the top of the baffle 19, an end of the first slider 10 close to the drug storage cartridge 16 is fixedly connected to the first rack 15 through a connecting rod 14, and a side of the drug storage cartridge 16 close to the baffle 19 is rotatably connected to a second gear 17, the first rack 15 and the second rack 18 are both meshed with the second gear 17, specifically, in the process of the first slider 10 driving the first rack 15 to move downward through the connecting rod 14, the first rack 15 is driven by meshing with the second gear 17, so that the second rack 18 drives the baffle 19 to move up, so that the gunpowder in the storage barrel 16 flows into the corresponding fireworks tube 8 through the discharge hole 23, and automatic loading can be realized. Preferably, the discharge hole is inclined to facilitate the gunpowder to flow into the fireworks tube 8. In the process of the compressed powder column 13 moving up, the first rack 15 drives the second rack 18 to move down through the second gear 17, so that the baffle 19 seals the discharge hole 23, and a filling is completed. When the irregular gear 3 is meshed with the first gear 4, the first rack 15 is not meshed with the second gear 17 during the rotation of the turntable 7.

[0026] As a preferred technical solution, a guide plate 20 is fixedly connected to one side of the medicine storage barrel 16 near the medicine outlet hole 23, and a guide groove is obliquely provided in the guide plate 20. Specifically, it guides the gunpowder flowing out of the medicine outlet hole 23 and prevents the gunpowder from scattering, so that the gunpowder can flow into the corresponding firework tube 8 more accurately.

[0027] As a preferred technical solution, a slide groove 21 is vertically opened on one side of the drug storage cartridge 16 close to the drug outlet hole 23, and a second slider 22 is slidably connected in the slide groove 21. The second slider 22 is fixedly connected to the second rack 18. Specifically, through the cooperation between the slide groove 21 and the second slider 22, a guiding effect is played for the second rack 18, so that the second slider 22 drives the baffle 19 to slide vertically along the length direction of the second slide groove 21.

[0028] Working principle: The firework powder pressing device starts the motor 2, so that the motor 2 drives the irregular gear 3 to rotate, and the irregular gear 3 drives the second rotating shaft 6 to rotate. Through the cooperation between the guide rod 11 and the protrusion 12 and the spiral groove 9, the first slider 10 drives the powder pressing column 13 to move vertically downward to press one of the firework tubes 8. In the process of the first slider 10 driving the first rack 15 to move downward through the connecting rod 14, the first rack 15 is meshed with the second gear 17, so that the second rack 18 drives the baffle 19 to move upward. , so that the gunpowder in the storage cartridge 16 flows into the corresponding firework tube 8 through the discharge hole 23, and automatic loading can be realized. When the charge column 13 moves upward, the bottom end of the charge column 13 is higher than the firework tube 8, the irregular gear 3 is meshed with the first gear 4, driving the turntable 7 to rotate, so that the next firework tube 8 is located directly below the charge column 13, so as to realize continuous cycle pressing without stopping the machine and improve production efficiency. The first rack 15 drives the second rack 18 to move downward through the second gear 17, so that the baffle 19 seals the discharge hole 23, and a filling is completed.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A fireworks powder pressing device, characterized in that: The invention comprises a base (1), wherein a first gear (4) and an irregular gear (3) meshing with the first gear (4) are rotatably connected inside the base (1), a first rotating shaft (5) is passed through the first gear (4), a rotating disk (7) is fixedly connected to the top of the first rotating shaft (5), a plurality of firework tubes (8) are detachably connected to the rotating disk (7) in a circular shape, a second rotating shaft (6) is coaxially fixedly connected to the top of the irregular gear (3), two spiral grooves (9) connected end to end are opened on the second rotating shaft (6), and the second rotating shaft (6) is provided with a plurality of spiral grooves (9) connected end to end. A first slider (10) is vertically reciprocatingly slidably connected to the rotating shaft (6), a protrusion (12) is provided in the first slider (10), and the two spiral grooves (9) are both slidably connected to the protrusion (12), a compressed powder column (13) is fixedly connected to the bottom of the first slider (10), and the compressed powder column (13) can be slidably connected to any firework tube (8), a limiting member for limiting the circumferential rotation of the first slider (10) is provided on the base (1), and a driving member for driving the irregular gear (3) to rotate is provided on the base (1).

2. A fireworks powder pressing device according to claim 1, characterized in that: The limiting member comprises a guide rod (11), the guide rod (11) is vertically arranged on the base (1), and the first sliding block (10) is slidably sleeved on the guide rod (11).

3. A firework powder pressing device according to claim 1, characterized in that: The driving member comprises a motor (2), the motor (2) is arranged at the bottom of the base (1), and the output end of the motor (2) is coaxially fixedly connected to the bottom end of the irregular gear (3).

4. The firework powder pressing device according to claim 1, characterized in that: The base (1) is provided with a drug storage cartridge (16), a drug outlet hole (23) is provided in the drug storage cartridge (16), a baffle (19) is vertically slidably connected to the outlet of the drug outlet hole (23), a second rack (18) is fixedly connected to the top of the baffle (19), an end of the first sliding block (10) close to the drug storage cartridge (16) is fixedly connected to the first rack (15) through a connecting rod (14), a side of the drug storage cartridge (16) close to the baffle (19) is rotatably connected to a second gear (17), and the first rack (15) and the second rack (18) are both meshed with the second gear (17).

5. A firework powder pressing device according to claim 4, characterized in that: A drainage plate (20) is fixedly connected to one side of the drug storage cartridge (16) close to the drug outlet hole (23), and a drainage groove is obliquely provided in the drainage plate (20).

6. A firework powder pressing device according to claim 4, characterized in that: A slide groove (21) is vertically provided on one side of the medicine storage cartridge (16) close to the medicine outlet hole (23), a second sliding block (22) is slidably connected in the slide groove (21), and the second sliding block (22) is fixedly connected to the second rack (18).

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