A color coating machine for processing aluminum foil inner liner paper

CN224389186UActive Publication Date: 2026-06-23KUNMING MINGERCHENG PACKAGING MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
KUNMING MINGERCHENG PACKAGING MATERIALS CO LTD
Filing Date
2025-05-28
Publication Date
2026-06-23

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Abstract

This utility model relates to the field of packaging material processing equipment, and discloses a coloring machine for processing aluminum foil inner lining paper. It includes a fixed clamping plate and a receiving table. A drying table is fixedly connected to the top right side of the fixed clamping plate. Second threaded rods are rotatably connected to the front and rear inner walls of the drying table. Second limiting rods are fixedly connected to both the front and rear sides of the inner wall of the drying table. Second limiting plates are threadedly connected to the outer walls of the second threaded rods. The lower ends of the second limiting plates are slidably connected to the outer walls of the second limiting rods. Scrapers are fixedly connected to opposite sides of the two second limiting plates. A clamping assembly is installed at the top of the fixed clamping plate. In this utility model, a motor drives a worm gear to rotate, which in turn drives the scraper to scrape the inner wall of the drying table, cleaning up the condensate produced by the condensation of paint vapor during the drying process. This prevents pipe blockage and ensures the stable long-term operation of the coloring machine.
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Description

Technical Field

[0001] This utility model relates to the field of packaging material processing equipment, and in particular to a coloring machine for processing aluminum foil inner lining paper. Background Technology

[0002] Aluminum foil paper refers to paper made by laminating aluminum foil backing paper with aluminum foil. It is soft and easily deformed, like paper, and does not spring back after deformation. It can be fixed in shape, ensuring light blocking, preventing it from falling off, being opaque, non-polluting, and inexpensive. It is used for moisture-proofing and decorative packaging of high-end cigarettes, candies, and other foods.

[0003] Currently, aluminum foil liner paper is widely used in many industries such as food, pharmaceuticals, and tobacco, and the requirements for its appearance quality are becoming increasingly stringent. Therefore, the importance of coloring machines used in the processing of aluminum foil liner paper is self-evident.

[0004] Traditional aluminum foil liner paper coating machines use heating pipes or hot air blowers to quickly heat the moisture or solvent in the coating, causing it to evaporate and dry. In the entire drying system, the solvent, when heated, produces vapor, which cools upon contact with the inner wall and condenses on the inner wall of the ventilation duct, forming solid condensate that blocks the pipes and affects subsequent operating efficiency. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a coloring machine for processing aluminum foil inner lining paper, aiming to improve the problem that the drying pipe of the existing coloring machine is easily blocked by paint vapor condensate during long-term use, which affects the operating efficiency.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a coloring machine for processing aluminum foil inner lining paper, comprising a fixed clamping plate and a receiving table. A drying table is fixedly connected to the top right side of the fixed clamping plate. A second threaded rod is rotatably connected to both the front and rear inner walls of the drying table. A second limiting rod is fixedly connected to both the front and rear sides of the inner wall of the drying table. A second limiting plate is threadedly connected to the outer wall of the second threaded rod. The lower end of the second limiting plate is slidably connected to the outer wall of the second limiting rod. A scraper is fixedly connected to one side of the two second limiting plates. A second worm gear is fixedly connected to the right end of the second threaded rod. A protective shell is fixedly connected to the right side of the drying table. A worm gear is rotatably connected to the inner wall of the protective shell. A motor is fixedly installed on the inner wall of the protective shell. A drive shaft is fixedly connected to the output end of the motor. A first worm gear is fixedly connected to the outer wall of the drive shaft. A clamping assembly is installed at the top of the fixed clamping plate.

[0007] Preferably, the clamping assembly includes a coloring table, which is fixedly connected to the top left side of the fixed clamping plate. A first threaded rod is rotatably connected to the inner wall of the coloring table, and a first limiting rod is fixedly connected to the inner wall of the coloring table. A hand crank is fixedly connected to the front end of the first threaded rod, and a plurality of first limiting plates are threadedly connected to the outer wall of the first threaded rod. The lower end of the first limiting plate is slidably connected to the outer wall of the first limiting rod, and a clamping plate is fixedly connected to the top end of the first limiting plate.

[0008] Preferably, the second threaded rod is rotatably connected to the inner wall of the protective shell, the scraper is slidably connected to the inner wall of the drying table, and both the first worm gear and the second worm gear are meshed with the worm.

[0009] Preferably, multiple dryers are fixedly installed on the inner wall of the drying table.

[0010] Preferably, the inner wall of the coloring table is rotatably connected to a steering roller, a support roller, a material picking roller, and a coating roller; the inner wall of the coloring table is fixedly connected to a paint tray; the inner wall of the paint tray is rotatably connected to a stirrer; working grooves are provided on both the front and rear sides of the inner wall of the coloring table; a sliding rod is fixedly connected to the inner wall of the coloring table; and an adjusting roller is slidably connected to the opposite side of the two sliding rods.

[0011] Preferably, one end of the drive shaft is fixedly connected to a pulley, and another pulley is provided at the lower end of the coloring table. The two pulleys are connected by a belt, and a waste collection frame is provided at the right end of the pulley.

[0012] Preferably, the outer walls of the steering roller and the support roller are in contact with each other when rotating, the outer walls of the support roller and the coating roller are in contact with each other when rotating, and the outer walls of the material taking roller and the coating roller are in contact with each other when rotating.

[0013] Preferably, an aluminum foil roll is rotatably connected to the inner wall of the fixing clamp, and multiple traction rollers are rotatably connected to the inner wall of the fixing clamp.

[0014] This utility model has the following beneficial effects:

[0015] 1. In this utility model, a motor drives the worm gear to rotate, which in turn drives the second threaded rod installed on the inner wall of the drying table to rotate. This, in turn, drives the second limiting plate and the scraper to move and scrape the inner wall of the drying table. This cleans up the condensate produced by the condensation of paint vapor during the drying process, prevents the pipe from being blocked and affecting subsequent coloring, and ensures the long-term stable operation of the coloring machine.

[0016] 2. In this utility model, the first threaded rod is rotated by a hand crank, and then the first limiting plate with an F-type clamping plate installed is moved and slid through the threaded connection to clamp and limit the aluminum foil paper pulled by the traction roller, so as to prevent it from deviating during the movement process and ensure the effect of subsequent coloring. Attached Figure Description

[0017] Figure 1 This is a front view of a coloring machine for processing aluminum foil inner liner paper according to the present invention.

[0018] Figure 2 This is a cross-sectional view of a coloring machine for processing aluminum foil inner liner paper according to the present invention.

[0019] Figure 3 This is an enlarged view of section A of a coloring machine for processing aluminum foil inner liner paper, as proposed in this utility model.

[0020] Figure 4 This is an enlarged view of section B of a coloring machine for processing aluminum foil inner liner paper, as proposed in this utility model.

[0021] Figure 5 This is a structural diagram of the cleaning component of a coloring machine for processing aluminum foil inner liner paper, as proposed in this utility model.

[0022] Figure 6 This is a schematic diagram of the clamping assembly of a coloring machine for processing aluminum foil inner liner paper, as proposed in this utility model.

[0023] Legend:

[0024] 1. Fixed clamping plate; 2. Aluminum foil roll; 3. Traction roller; 4. Coating table; 5. Drying table; 6. Receiving table; 7. Protective shell; 8. Directional roller; 9. Support roller; 10. Picking roller; 11. Adjusting roller; 12. Coating roller; 13. Coating tray; 14. Agitator; 15. First threaded rod; 16. Hand crank; 17. First limiting rod; 18. First limiting plate; 19. Clamping plate; 20. Motor; 21. Drive shaft; 22. First worm gear; 23. Worm; 24. Second threaded rod; 25. Second worm gear; 26. Second limiting rod; 27. Scraper; 28. Pulley; 29. ​​Belt; 30. Second limiting plate; 31. Sliding rod; 32. Waste collection frame; 33. Dryer. Detailed Implementation

[0025] The technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0026] Reference Figure 1 , Figure 4 and Figure 5 This utility model provides an embodiment of a coloring machine for processing aluminum foil inner lining paper, comprising a fixed clamping plate 1 and a receiving table 6. A drying table 5 is fixedly connected to the top right side of the fixed clamping plate 1. Second threaded rods 24 are rotatably connected to the front and rear inner walls of the drying table 5. Second limiting rods 26 are fixedly connected to the front and rear sides of the inner wall of the drying table 5. Second limiting plates 30 are threadedly connected to the outer wall of the second threaded rods 24. The lower end of the second limiting plates 30 is slidably connected to the outer wall of the second limiting rods 26. Scrapers 27 are fixedly connected to opposite sides of the two second limiting plates 30. A second worm gear 25 is fixedly connected to the right end of the threaded rod 24. A protective shell 7 is fixedly connected to the right side of the drying table 5. A worm 23 is rotatably connected to the inner wall of the protective shell 7. A motor 20 is fixedly installed on the inner wall of the protective shell 7. A drive shaft 21 is fixedly connected to the output end of the motor 20. A first worm gear 22 is fixedly connected to the outer wall of the drive shaft 21. A clamping assembly is installed at the top of the fixed clamping plate 1. The second threaded rod 24 is rotatably connected to the inner wall of the protective shell 7. The scraper 27 is slidably connected to the inner wall of the drying table 5. Both the first worm gear 22 and the second worm gear 25 are meshed with the worm 23.

[0027] Specifically, the entire drying table 5 is installed on top of the fixed clamping plate 1, away from the ground to prevent moisture from affecting the drying process. Second threaded rods 24 are rotatably connected to the inner walls on both the front and rear sides of the drying table 5. A second limiting rod 26 is fixedly installed directly below the second threaded rod 24. The upper end of the second limiting plate 30 is threadedly connected to the outer wall of the second threaded rod 24, and the lower end is slidably connected to the outer wall of the second limiting rod 26. Thus, when the second threaded rod 24 rotates, the second limiting plate 30 will slide due to the threaded connection, while the lower second limiting rod 26 ensures stable translation. A scraper 27 is fixedly mounted between the two second limiting plates 30, allowing for synchronous translation and sliding of both ends of the scraper 27. Due to the triangular design of the outer wall of the scraper 27, when the scraper 27 slides, its tip will press against the inner wall of the drying table 5, scraping away the paint vapor condensate on the inner wall of the drying table 5, achieving an automatic cleaning effect. To enable the rotation of the second threaded rod 24, a second worm gear 25 is fixedly connected to the right end of the outer wall of the second threaded rod 24. The entire second threaded rod 24 is rotatably connected to the inner wall of the drying table 5 and the protective shell 7, which also provide stability and protection for the internal components. Simultaneously, a worm 23 is vertically rotatably connected to the inner wall of the protective shell 7. The worm 23 and the second threaded rod 24 are meshed together, so when the worm 23 rotates, the second threaded rod 24 is driven to rotate as well. To enable the rotation of the worm 23, a first worm gear 22 is meshed to the bottom end of the worm 23. The first worm gear 22 is mounted on the drive shaft 21, which is connected to the output end of the motor 20. The motor 20 is then fixedly installed at the bottom of the inner wall of the protective shell 7. When the motor 20 is turned on, it drives the drive shaft 21 and the first worm gear 22 to rotate, which in turn drives the subsequent worm 23 to rotate, thus realizing the movement of the entire cleaning device. This is automatic, fast, and saves manpower and time.

[0028] Reference Figure 1 and Figure 6 The clamping assembly includes a coloring table 4, which is fixedly connected to the top left side of the fixed clamping plate 1. A first threaded rod 15 is rotatably connected to the inner wall of the coloring table 4. A first limiting rod 17 is fixedly connected to the inner wall of the coloring table 4. A hand crank 16 is fixedly connected to the front end of the first threaded rod 15. A plurality of first limiting plates 18 are threadedly connected to the outer wall of the first threaded rod 15. The lower end of the first limiting plate 18 is slidably connected to the outer wall of the first limiting rod 17. A clamping plate 19 is fixedly connected to the top end of the first limiting plate 18.

[0029] Specifically, the entire coating table 4 is installed on top of the fixed clamping plate 1, away from the ground to prevent moisture from affecting the coating. A first threaded rod 15 is rotatably installed on the inner wall of the coating table 4. A first limiting rod 17 is fixedly installed at one end directly below the first threaded rod 15. The upper ends of the two first limiting plates 18 are threaded to the outer wall of the first threaded rod 15, and the lower ends are slidably connected to the outer wall of the first limiting rod 17. In this way, when the first threaded rod 15 rotates, the first limiting plates 18 will slide due to the threaded connection, while the lower first limiting rod 17 ensures stable translation. An F-shaped clamping plate 19 is fixedly installed on the top of the first limiting plate 18. Due to the bidirectional thread design, when the first threaded rod 15 rotates, the two first limiting plates 18 will move towards each other with the clamping plate 19, clamping the aluminum foil passing through and preventing the aluminum foil from shifting during movement. This clamping device can be repeatedly installed throughout the coating machine to ensure the subsequent coating and drying effects. A hand crank 16 is fixedly installed at the front end of the first limiting rod 17. By manually cranking the hand crank 16, the first limiting rod 17 is rotated, which in turn drives the entire clamping device to move, making it convenient to clamp aluminum foil of different sizes in real time.

[0030] Reference Figure 2 Multiple dryers 33 are fixedly installed on the inner wall of the drying table 5.

[0031] Specifically, multiple dryers 33 work together to dry the colored aluminum foil paper, ensuring the coloring effect.

[0032] Reference Figure 3 The inner wall of the coloring table 4 is rotatably connected to a steering roller 8, a support roller 9, a material take-up roller 10, and a coating roller 12. The inner wall of the coloring table 4 is fixedly connected to a paint tray 13. The inner wall of the paint tray 13 is rotatably connected to a stirrer 14. Working grooves are provided on both the front and rear sides of the inner wall of the coloring table 4. The inner wall of the coloring table 4 is fixedly connected to a slide rod 31. An adjusting roller 11 is slidably connected to the opposite side of the two slide rods 31. The outer wall of the steering roller 8 and the outer wall of the support roller 9 are in contact with each other when rotating. The outer wall of the support roller 9 and the outer wall of the coating roller 12 are in contact with each other when rotating. The outer wall of the material take-up roller 10 and the outer wall of the coating roller 12 are in contact with each other when rotating.

[0033] Specifically, after the aluminum foil is linearly drawn into the coating table 4, it changes direction under the traction of the steering roller 8, moving upwards against the surface of the support roller 9, awaiting coating by the coating roller 12. The coating material is first transported to the coating tray 13 via a conveyor. A stirrer 14 is rotatably connected inside the coating tray 13, continuously agitating the coating to ensure uniform mixing and prevent solidification. Since the outer wall of the take-up roller 10 is immersed in the coating tray 13, after it rotates and obtains coating material, it first adheres and presses against the surface of the adjusting roller 11. Because the two ends of the adjusting roller 11 are slidably connected to the slide rod 31, the height of the adjusting roller 11 can be manually controlled to adjust the gap between the adjusting roller 11 and the take-up roller 10, thereby adjusting the output amount and speed. As the adjusting roller 11 rotates, the coating material is evenly distributed to the take-up roller 10 and then to the surface of the coating roller 12 within the narrow gap between it and the take-up roller 10. The coating roller 12 rotates at a certain speed, and the aluminum foil paper passes under the coating roller 12 at a stable speed under the traction of the roller. The coating roller 12 contacts the surface of the aluminum foil paper and applies the coating material onto the paper. This completes the coloring of the aluminum foil paper.

[0034] Reference Figure 5 One end of the drive shaft 21 is fixedly connected to a pulley 28, and another pulley 28 is provided at the lower end of the coloring table 4. The two pulleys 28 are connected by a belt 29, and a waste collection box 32 is provided at the right end of the pulley 28.

[0035] Specifically, in addition to driving the first worm gear 22 to rotate, the drive shaft 21 also drives the pulley 28 to rotate. A single motor 20 simultaneously drives the components of both parts, saving costs. Power is transmitted by a belt 29 fitted between the two pulleys 28. The bottom openings of the painting table 4 and drying table 5 are located directly above the belt 29. Waste materials falling during the painting and drying / cleaning processes will slide to the rightmost sill 32 under the belt 29 for collection and subsequent use.

[0036] Reference Figure 1 and Figure 2 An aluminum foil roll 2 is rotatably connected to the inner wall of the fixed clamping plate 1, and multiple traction rollers 3 are rotatably connected to the inner wall of the fixed clamping plate 1.

[0037] Specifically, before coloring, the aluminum foil roll 2 needs to be installed on the rotating shaft, and the running trajectory and speed of the aluminum foil are controlled by multiple traction rollers 3.

[0038] Working principle: When the coloring machine is needed, the aluminum foil roll 2 is placed into the rotating roller of the unwinding mechanism. Under the traction of the traction roller 3, the aluminum foil will enter the coloring table 4 at a certain speed. In order to prevent the aluminum foil from shifting during the movement, a certain limiting clamp is required. In order to adapt to different widths of aluminum foil rolls 2, the hand crank 16 needs to be manually cranked. When the hand crank 16 rotates, it will drive the first threaded rod 15 fixedly connected to it to rotate. Since the first threaded rod 15 is connected to two first limiting plates 18 with opposite directions by threads, when the first threaded rod 15 rotates, the two first limiting plates 18 will slide towards each other, driving the F-type clamping plate 19 above the first limiting plate 18 to clamp the aluminum foil. The first limiting plate 18 is slidably connected to the outer wall of the first limiting rod 17 below to prevent the clamping device from tilting. Thus, the limiting clamping of the aluminum foil is completed. This device can be repeatedly installed on the path of the aluminum foil movement for multiple limiting. After the aluminum foil enters the coating table 4, it is first pulled upwards by the guide roller 8 to the surface of the support roller 9, awaiting coating by the coating roller 12. The coating material is first stored in the coating tray 13, which is equipped with a stirrer 14 to continuously stir the coating material and ensure uniform mixing of the components. After the outer wall of the take-up roller 10 rotates in the coating tray 13 to take up the coating material, the discharge amount and discharge speed are adjusted by the size of the gap controlled by the adjusting roller 11. When the adjusting roller 11 rotates, the coating material is evenly distributed onto the surface of the coating roller 12 in the narrow gap between itself and the take-up roller 10. The coating roller 12 rotates at a certain speed, and the aluminum foil passes under the coating roller 12 at a stable speed under the pull of the conveyor roller. The coating roller 12 contacts the surface of the aluminum foil and coats the paper with the coating material. The coated aluminum foil then enters the drying table 5 for drying, which is equipped with a fan and a dryer. The dried paper enters the receiving table 6, completing the entire coating process. During the drying process, solvent vapors may condense on the inner wall of the ventilation duct, clogging the duct. At this time, the motor 20 is started. The output end of the motor 20 is fixedly connected to the drive shaft 21. When the drive shaft 21 is driven to rotate, the first worm gear 22 sleeved on its outer wall rotates, driving the worm 23 to rotate through the meshing relationship. The worm 23 then drives the second worm gear 25 to rotate through the meshing relationship, which in turn drives the second threaded rod 24 to rotate. Through the threaded connection, the scraper 27 will slide along the second threaded rod 24. The second limit rod 26 below ensures the stability of its movement path. When the scraper 27 slides, its edge is close to the inner wall of the drying table 5 to clean it, scraping off the condensed coating on the inner wall. It slides along the inner wall of the drying table 5 and falls onto the belt 29 to move into the collection tank.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A coloring machine for processing aluminum foil inner liner paper, comprising a fixed clamping plate (1) and a receiving table (6), characterized in that: A drying table (5) is fixedly connected to the top right side of the fixed clamp (1). A second threaded rod (24) is rotatably connected to the front and rear inner walls of the drying table (5). A second limiting rod (26) is fixedly connected to both the front and rear sides of the inner wall of the drying table (5). A second limiting plate (30) is threadedly connected to the outer wall of the second threaded rod (24). The lower end of the second limiting plate (30) is slidably connected to the outer wall of the second limiting rod (26). A scraper is fixedly connected to one side of the two second limiting plates (30). (27) The right end of the second threaded rod (24) is fixedly connected to a second worm gear (25). The right side of the drying table (5) is fixedly connected to a protective shell (7). The inner wall of the protective shell (7) is rotatably connected to a worm gear (23). The inner wall of the protective shell (7) is fixedly installed with a motor (20). The output end of the motor (20) is fixedly connected to a drive shaft (21). The outer wall of the drive shaft (21) is fixedly connected to a first worm gear (22). The top of the fixed clamping plate (1) is equipped with a clamping assembly.

2. A coloring machine for processing aluminum foil inner liner paper according to claim 1, characterized in that: The clamping assembly includes a coloring table (4), which is fixedly connected to the top left side of the fixed clamping plate (1). The inner wall of the coloring table (4) is rotatably connected to a first threaded rod (15), and the inner wall of the coloring table (4) is fixedly connected to a first limiting rod (17). The front end of the first threaded rod (15) is fixedly connected to a hand crank (16), and the outer wall of the first threaded rod (15) is threadedly connected to a plurality of first limiting plates (18). The lower end of the first limiting plate (18) is slidably connected to the outer wall of the first limiting rod (17), and the top end of the first limiting plate (18) is fixedly connected to a clamping plate (19).

3. A coloring machine for processing aluminum foil inner liner paper according to claim 1, characterized in that: The second threaded rod (24) is rotatably connected to the inner wall of the protective shell (7), the scraper (27) is slidably connected to the inner wall of the drying table (5), and the first worm gear (22) and the second worm gear (25) are both meshed with the worm (23).

4. A coloring machine for processing aluminum foil inner liner paper according to claim 1, characterized in that: Multiple dryers (33) are fixedly installed on the inner wall of the drying table (5).

5. A coloring machine for processing aluminum foil inner liner paper according to claim 2, characterized in that: The inner wall of the coloring table (4) is rotatably connected to a steering roller (8), a support roller (9), a material taking roller (10), and a coating roller (12). The inner wall of the coloring table (4) is fixedly connected to a paint tray (13). The inner wall of the paint tray (13) is rotatably connected to a stirrer (14). The inner wall of the coloring table (4) has working grooves on both the front and rear sides. The inner wall of the coloring table (4) is fixedly connected to a sliding rod (31). The two sliding rods (31) are slidably connected to an adjusting roller (11) on opposite sides.

6. A coloring machine for processing aluminum foil inner liner paper according to claim 2, characterized in that: One end of the drive shaft (21) is fixedly connected to a pulley (28), and another pulley (28) is provided at the lower end of the coloring table (4). The two pulleys (28) are connected by a belt (29), and a waste collection frame (32) is provided at the right end of the pulley (28).

7. A coloring machine for processing aluminum foil inner liner paper according to claim 5, characterized in that: The outer wall of the steering roller (8) and the outer wall of the support roller (9) are in contact with each other when rotating. The outer wall of the support roller (9) and the outer wall of the coating roller (12) are in contact with each other when rotating. The outer wall of the material taking roller (10) and the outer wall of the coating roller (12) are in contact with each other when rotating.

8. A coloring machine for processing aluminum foil inner liner paper according to claim 1, characterized in that: The inner wall of the fixed clamp (1) is rotatably connected to an aluminum foil roll (2), and the inner wall of the fixed clamp (1) is rotatably connected to multiple traction rollers (3).