Raw material crushing and feeding device for combined firework production

Abstract

The utility model relates to the field of firework production, in particular to a raw material smashing and delivering device for combined firework production. The technical problems that according to a traditional device, raw materials are difficult to evenly scatter, the discharging uniformity is low, the raw materials are not evenly smashed, the smashed raw materials are inconvenient to equally divide, and the production efficiency is low are solved. A raw material smashing and feeding device for combined firework production comprises a barrel, the barrel is open, four supporting legs are fixedly connected to the bottom of the barrel and evenly arranged at intervals, and a sieve plate is fixedly connected to the inner wall of the barrel. The output shaft of the motor rotates to drive the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the transmission belt, the driven wheel rotates to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the discharging pipe to rotate, so that raw materials can be continuously and uniformly scattered on the sieve plate, the discharging uniformity is improved, and the raw materials are crushed more uniformly.

Description

Technical Field

[0001] The utility model relates to the field of fireworks production, in particular to a raw material crushing and delivering device for combined fireworks production. Background Art

[0002] The main active ingredient of fireworks is gunpowder, and the basic ingredients are oxidizers, combustion aids, color enhancers, adhesives and special effect agents, etc. These ingredients in a certain proportion constitute fireworks with various firing effects.

[0003] Before the gunpowder raw materials of fireworks are mixed, they generally need to be crushed to make them into particles that meet certain standards, and then various ingredients are mixed together to form internal gunpowder. The traditional method is crushing type crushing, placing the raw materials on the screen plate, crushing and screening the raw materials by applying pressure. When crushing, the staff generally rely on experience to feed the materials, which makes it difficult to evenly scatter the raw materials. The uniformity of feeding is low, the raw materials are not evenly crushed, and the staff need to divide the crushed raw materials into equal parts, which has low production efficiency. Utility Model Content

[0004] In order to overcome the shortcomings of traditional devices that make it difficult to evenly scatter raw materials, the uniformity of material feeding is low, the raw materials are not evenly crushed, it is not convenient to divide the crushed raw materials into equal amounts, there are many production processes and the production efficiency is low, the utility model provides a raw material crushing and delivery device for combined fireworks production that can evenly scatter raw materials, improve the uniformity of material feeding, crush raw materials more evenly, and can conveniently divide the crushed raw materials into equal amounts, thereby improving production efficiency.

[0005] The technical solution of the utility model is: a raw material crushing and delivering device for combined fireworks production, including a cylinder, the cylinder is open, four legs are fixedly connected to the bottom of the cylinder, the four legs are evenly spaced, a sieve plate is fixedly connected to the inner wall of the cylinder, a discharge pipe is fixedly connected to the bottom of the cylinder, the discharge pipe is communicated with the cylinder, a discharge port is opened at the bottom of the discharge pipe, a feeding mechanism is provided on the cylinder, a crushing mechanism is provided in the cylinder, the feeding mechanism is used to continuously and evenly spread the raw materials on the sieve plate, improve the uniformity of feeding, and make the raw materials crushed more evenly, and the crushing mechanism is used to crush the raw materials.

[0006] Furthermore, the unloading mechanism includes a motor, the motor is fixedly connected to the outer wall of the cylinder, a rotating shaft is rotatably connected to the screen plate, a transmission assembly is connected between the rotating shaft and the output shaft of the motor, a unloading pipe is fixedly connected to the upper end of the rotating shaft, a feeding pipe is rotatably connected to the upper end of the unloading pipe, and the unloading pipe is communicated with the feeding pipe.

[0007] Furthermore, the transmission assembly includes a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the output shaft of the motor, the driven wheel is fixedly connected to the rotating shaft, and a transmission belt is wound between the driving wheel and the driven wheel.

[0008] Furthermore, the crushing mechanism includes a mounting seat, the lower end of the rotating shaft is fixedly connected to the mounting seat, the mounting seat is located above the sieve plate, the mounting seat is rotatably connected to a circular shaft, a crushing roller is fixedly connected to the circular shaft, the crushing roller contacts the top of the sieve plate, one end of the circular shaft is fixedly connected to a gear, an annular rack is fixedly connected to the inner wall of the cylinder, the annular rack is located above the sieve plate, and the annular rack is meshed with the gear.

[0009] Furthermore, it also includes a cam, the cam is fixedly connected to the rotating shaft, the upper part of the cylinder is slidably connected to a limit frame, the upper part of the limit frame contacts the cam, the lower part of the limit frame contacts the discharge pipe, the limit frame covers the discharge port of the discharge pipe, and two return springs are provided between the limit frame and the cylinder, and the two return springs are symmetrically arranged.

[0010] Furthermore, it also includes wear-increasing ribs, and a plurality of the wear-increasing ribs are fixedly connected to the crushing roller, and the plurality of the wear-increasing ribs are evenly spaced.

[0011] Furthermore, a slope is provided at the lower portion of the cylinder.

[0012] The beneficial effects of the utility model are as follows: 1. The output shaft of the motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the transmission belt, the driven wheel drives the rotating shaft to rotate, the rotating shaft drives the feeding pipe to rotate, and the raw materials can be continuously and evenly scattered on the screen plate, the uniformity of the feeding is improved, and the raw materials are crushed more evenly.

[0013] 2. The mounting base rotates to drive the circular shaft to rotate around the rotating shaft, and the rotation of the circular shaft around the rotating shaft drives the crushing roller and the gear to rotate around the rotating shaft. Under the action of the annular rack, the gear will rotate, and the rotation of the gear will drive the circular shaft to rotate, and the rotation of the circular shaft will drive the crushing roller to rotate, so as to crush the raw materials on the screen plate.

[0014] 3. The cam squeezes the limit frame in the direction away from the rotating shaft, and the limit frame is out of contact with the discharge pipe. The limit frame no longer covers the discharge port of the discharge pipe, and the crushed raw materials fall out of the discharge port of the discharge pipe. The cam continues to rotate and no longer squeezes the limit frame. The reset spring rebounds and drives the limit frame to move in the direction close to the rotating shaft. The limit frame covers the discharge port of the discharge pipe again, which can divide the crushed raw materials into equal portions and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the cross-sectional three-dimensional structure of the utility model.

[0017] Figure 3 It is a partially cutaway three-dimensional structural schematic diagram of the utility model.

[0018] Figure 4 It is a schematic diagram of the disassembled three-dimensional structure of the mounting seat, the round shaft, the crushing roller, the gear and the wear-increasing ribs of the utility model.

[0019] Figure numbers: 1_cylinder, 2_leg, 3_screen plate, 4_discharging pipe, 5_motor, 6_rotating shaft, 7_transmission assembly, 8_feeding pipe, 9_feeding pipe, 10_mounting seat, 11_circular shaft, 12_crushing roller, 13_gear, 14_annular rack, 15_cam, 16_limiting frame, 17_reset spring, 18_grinding ribs. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Embodiment 1: A raw material crushing and delivery device for combined fireworks production, such as Figure 1-Figure 3 As shown, it includes a cylinder 1, which is open, and four legs 2 are fixedly connected to the bottom of the cylinder 1, and the four legs 2 are evenly spaced, and the legs 2 are used to support the cylinder 1. A sieve plate 3 is fixedly connected to the inner wall of the cylinder 1, and the sieve plate 3 is used to continue screening the raw materials. A discharge pipe 4 is fixedly connected to the bottom of the cylinder 1, and the discharge pipe 4 is connected to the cylinder 1, and a discharge port is opened at the bottom of the discharge pipe 4. A discharge mechanism is provided on the cylinder 1, and a crushing mechanism is provided in the cylinder 1. The discharge mechanism is used to continuously and evenly sprinkle the raw materials on the sieve plate 3, so as to improve the uniformity of the discharge and make the raw materials more evenly crushed, and the crushing mechanism is used to crush the raw materials.

[0022] The unloading mechanism includes a motor 5, the motor 5 is fixedly connected to the outer wall of the cylinder 1, and the screen plate 3 is rotatably connected to a rotating shaft 6. The motor 5 is used to drive the rotating shaft 6 to rotate. A transmission component 7 is connected between the rotating shaft 6 and the output shaft of the motor 5. A unloading pipe 8 is fixedly connected to the upper end of the rotating shaft 6. The motor 5 drives the rotating shaft 6 to rotate through the transmission component 7, and then drives the unloading pipe 8 to rotate. The upper end of the unloading pipe 8 is rotatably connected to a feeding pipe 9, and the unloading pipe 8 is communicated with the feeding pipe 9.

[0023] The transmission assembly 7 includes a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the output shaft of the motor 5, the driven wheel is fixedly connected to the rotating shaft 6, and a transmission belt is wound between the driving wheel and the driven wheel.

[0024] The crushing mechanism includes a mounting seat 10, the lower end of the rotating shaft 6 is fixedly connected to the mounting seat 10, the rotating shaft 6 is used to drive the mounting seat 10 to rotate, the mounting seat 10 is located above the sieve plate 3, the mounting seat 10 is rotatably connected with a circular shaft 11, the mounting seat 10 is used to drive the circular shaft 11 to rotate, a crushing roller 12 is fixedly connected to the circular shaft 11, the circular shaft 11 is used to drive the crushing roller 12 to rotate, the crushing roller 12 is in contact with the top of the sieve plate 3, a gear 13 is fixedly connected to one end of the circular shaft 11, an annular rack 14 is fixedly connected to the inner wall of the cylinder 1, the annular rack 14 is located above the sieve plate 3, the annular rack 14 is meshed with the gear 13, the annular rack 14 drives the circular shaft 11 to rotate through the gear 13, and then drives the crushing roller 12 to rotate.

[0025] At the beginning, the feeding pipe 9 is connected with the storage bin. After starting work, the staff feeds the raw materials into the feeding pipe 9, and the raw materials enter the discharge pipe 8 through the feeding pipe 9, and then fall on the screen plate 3 through the discharge pipe 8. Then the staff starts the motor 5, and the output shaft of the motor 5 rotates to drive the driving wheel to rotate, and the driving wheel drives the driven wheel to rotate through the transmission belt, and the driven wheel rotates to drive the rotating shaft 6 to rotate, and the rotating shaft 6 drives the discharge pipe 8 to rotate. Through the above operation, the raw materials can be continuously and evenly sprinkled on the screen plate 3, the uniformity of the discharge is improved, and the raw materials are crushed more evenly. The rotation of the rotating shaft 6 drives the mounting seat 10 to rotate, and the rotation of the mounting seat 10 drives the round shaft 11 The circular shaft 11 rotates around the rotating shaft 6, driving the crushing roller 12 and the gear 13 to rotate around the rotating shaft 6. Under the action of the annular rack 14, the gear 13 will rotate on its own. The rotation of the gear 13 drives the circular shaft 11 to rotate on its own. The rotation of the circular shaft 11 drives the crushing roller 12 to rotate on its own. Through the above operation, the raw materials on the sieve plate 3 can be crushed. The raw materials that meet the specifications will fall down from the through holes on the sieve plate 3 to the bottom of the inner wall of the cylinder 1 and be discharged from the cylinder 1 through the discharge pipe 4. The staff uses a container to hold the crushed raw materials. After the crushing is completed, the staff turns off the motor 5 and cleans the sieve plate 3 to facilitate the next work.

[0026] Embodiment 2: Based on embodiment 1, Figure 1-Figure 4As shown, a cam 15 is also included. The cam 15 is fixedly connected to the rotating shaft 6. The rotating shaft 6 is used to drive the cam 15 to rotate. The upper part of the cylinder 1 is slidably connected to a limit frame 16. The upper part of the limit frame 16 contacts the cam 15. The rotating shaft 6 drives the cam 15 to rotate, thereby driving the limit frame 16 to move. The lower part of the limit frame 16 contacts the discharge pipe 4. The limit frame 16 covers the discharge port of the discharge pipe 4. Two reset springs 17 are provided between the limit frame 16 and the cylinder 1. The reset spring 17 is used to drive the limit frame 16 to reset. The two reset springs 17 are symmetrically arranged.

[0027] It also includes a friction-increasing rib 18 . A plurality of the friction-increasing ribs 18 are fixedly connected to the crushing roller 12 . The plurality of the friction-increasing ribs 18 are evenly spaced and are used to increase the friction between the crushing roller 12 and the raw material.

[0028] The lower part of the cylinder 1 is provided with an inclined surface, and the inclined surface at the lower part of the cylinder 1 is used to discharge the crushed raw materials more smoothly.

[0029] Initially, the limit frame 16 covers the discharge port of the discharge pipe 4, and the limit frame 16 limits the crushed raw materials in the cylinder 1. The rotation of the shaft 6 drives the cam 15 to rotate. The rotation of the cam 15 will squeeze the limit frame 16 in the direction away from the shaft 6. The reset spring 17 is stretched, and the limit frame 16 moves in the direction away from the shaft 6 and breaks away from the discharge pipe 4. The limit frame 16 no longer covers the discharge port of the discharge pipe 4, and the limit frame 16 no longer limits the crushed raw materials in the cylinder 1. Under the action of gravity The crushed raw material will fall out from the discharge port of the discharge pipe 4, the cam 15 continues to rotate and no longer squeezes the limit frame 16, the reset spring 17 will rebound and drive the limit frame 16 to move in the direction close to the rotating shaft 6, the limit frame 16 moves in the direction close to the rotating shaft 6 and contacts the discharge pipe 4 again, the limit frame 16 covers the discharge port of the discharge pipe 4 again, and the limit frame 16 limits the crushed raw material in the cylinder 1 again. Through the above operation, intermittent quantitative feeding can be carried out to improve production efficiency.

[0030] The friction-increasing ribs 18 can increase the friction between the crushing roller 12 and the raw material, thereby achieving a better crushing effect.

[0031] The inclined surface at the bottom of the cylinder 1 enables the crushed raw materials to be discharged more smoothly.

[0032] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A raw material crushing and delivery device for combined fireworks production, characterized in that: The invention comprises a cylinder (1), wherein the cylinder (1) is open, and four legs (2) are fixedly connected to the bottom of the cylinder (1), and the four legs (2) are evenly spaced. A sieve plate (3) is fixedly connected to the inner wall of the cylinder (1), and a discharge pipe (4) is fixedly connected to the bottom of the cylinder (1), and the discharge pipe (4) is connected to the cylinder (1), and a discharge port is opened at the bottom of the discharge pipe (4). A discharge mechanism is provided on the cylinder (1), and a crushing mechanism is provided inside the cylinder (1), and the discharge mechanism is used to continuously and evenly spread the raw materials on the sieve plate (3), thereby improving the uniformity of the discharge and making the raw materials more evenly crushed, and the crushing mechanism is used to crush the raw materials.

2. A raw material crushing and delivery device for combined fireworks production according to claim 1, characterized in that: The material discharge mechanism comprises a motor (5), the motor (5) is fixedly connected to the outer wall of the cylinder (1), a rotating shaft (6) is rotatably connected to the screen plate (3), a transmission assembly (7) is connected between the rotating shaft (6) and the output shaft of the motor (5), a material discharge pipe (8) is fixedly connected to the upper end of the rotating shaft (6), a material delivery pipe (9) is rotatably connected to the upper end of the material discharge pipe (8), and the material discharge pipe (8) is communicated with the material delivery pipe (9).

3. A raw material crushing and delivery device for combined fireworks production according to claim 2, characterized in that: The transmission assembly (7) comprises a driving wheel, a driven wheel and a transmission belt. The driving wheel is fixedly connected to the output shaft of the motor (5), the driven wheel is fixedly connected to the rotating shaft (6), and a transmission belt is wound between the driving wheel and the driven wheel.

4. A raw material crushing and delivering device for combined fireworks production according to claim 3, characterized in that: The pulverizing mechanism comprises a mounting seat (10), the lower end of the rotating shaft (6) is fixedly connected to the mounting seat (10), the mounting seat (10) is located above the sieve plate (3), a circular shaft (11) is rotatably connected to the mounting seat (10), a pulverizing roller (12) is fixedly connected to the circular shaft (11), the pulverizing roller (12) is in contact with the top of the sieve plate (3), one end of the circular shaft (11) is fixedly connected to a gear (13), an annular rack (14) is fixedly connected to the inner wall of the cylinder (1), the annular rack (14) is located above the sieve plate (3), and the annular rack (14) is meshed with the gear (13).

5. A raw material crushing and delivering device for combined fireworks production according to claim 4, characterized in that: It also includes a cam (15), the cam (15) is fixedly connected to the rotating shaft (6), the upper part of the cylinder (1) is slidably connected to a limit frame (16), the upper part of the limit frame (16) is in contact with the cam (15), the lower part of the limit frame (16) is in contact with the discharge pipe (4), the limit frame (16) covers the discharge port of the discharge pipe (4), and two return springs (17) are provided between the limit frame (16) and the cylinder (1), and the two return springs (17) are symmetrically arranged.

6. A raw material crushing and delivering device for combined fireworks production according to claim 5, characterized in that: It also comprises wear-increasing ribs (18). A plurality of the wear-increasing ribs (18) are fixedly connected to the crushing roller (12), and the plurality of the wear-increasing ribs (18) are arranged at even intervals.

7. A raw material crushing and delivery device for combined fireworks production according to claim 6, characterized in that: The lower part of the cylinder (1) is provided with an inclined surface.

Images