Base cloth soaking device for PU synthetic leather processing

By designing a base cloth water-soaking device with a structure such as press roller, motor, lead screw, guide rod, etc., the problem of residual solution and solution precipitation of the base cloth after soaking is solved, and more efficient drying and more complete solution mixing is achieved, and processing efficiency and product quality are improved.

CN222961753UActive Publication Date: 2025-06-10FUJIAN ALLIANCE NEW MATERIAL DEV CO LTD
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Patent Information

Application Number
CN202422175241.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-05
Publication Date
2025-06-10
Estimated Expiration
2034-09-05

AI Technical Summary

Technical Problem

The existing base cloth immersion device for PU synthetic leather processing has a large amount of solution remaining on the base cloth after soaking, resulting in a long drying time and affecting the working efficiency. The solution in the soaking box may cause precipitation and affecting the soaking quality of the base cloth.

Method used

A base cloth water immersion device including a first pressure roller, a motor, a lead screw, a second pressure roller, a guide rod, etc. is designed. The base cloth is extruded to remove residual solution, and the solution is filtered and mixed through components such as blanking box, filter cartridge, water pump, spray head, etc. to ensure that the solution is fully mixed and recycled.

Benefits of technology

It effectively reduces the drying time of the base cloth, improves the working efficiency, and improves the soaking quality of the base cloth and product quality by fully mixing and recycling the solution.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a base cloth soaking device for PU synthetic leather processing, which comprises a base, the upper surface of the base is fixedly connected with a fixing frame, the inner surface of the fixing frame is rotatably connected with a feeding roller, the upper surface of the base is fixedly connected with a fixing seat, and the front surface of the fixing seat is fixedly connected with a connecting plate. Through the arrangement of structures such as a first pressing roller, a motor, a lead screw, a second pressing roller and a guide rod, the soaked base cloth can be extruded, it is avoided that a large amount of soaking solution is left on the soaked base cloth, the subsequent base cloth drying time is shortened, the device can adapt to base cloth of different thicknesses, the applicability is improved, and the practicability is high. And through arrangement of a blanking box, a filter screen cylinder, a water inlet pipe, a water pump and a water outlet pipe, the extruded soaking solution can be filtered and recycled, and meanwhile, through arrangement of a cavity plate and a spray head, the soaking solution at the bottom of the soaking box can be impacted and mixed, so that the soaking solution is mixed more sufficiently, and the product quality is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of PU synthetic leather processing, and particularly relates to a base cloth soaking device for PU synthetic leather processing. Background Art

[0002] Synthetic leather is a material widely used in the fields of clothing, footwear, furniture, etc. The soaking treatment of the base cloth in the production process is one of the key steps. The purpose of the base cloth soaking treatment is to enable the base cloth to fully absorb the resin solution and prepare for subsequent processes such as coating and solidification.

[0003] However, the existing base cloth soaking devices for PU synthetic leather processing still have certain defects. For example, there will be more solution residues on the soaked base cloth, resulting in a longer drying time in the subsequent drying process and affecting work efficiency. Secondly, since the solution in the soaking tank is in a static state for a long time, precipitation may occur, thereby affecting the soaking quality of the base cloth. Summary of the Utility Model

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and provide a base cloth soaking device for PU synthetic leather processing. Through the settings of structures such as the first pressing roller, motor, lead screw, second pressing roller, and guide rod, the soaked base cloth can be extruded, avoiding more soaking solution residues on the soaked base cloth, thereby reducing the subsequent drying time of the base cloth, and being able to adapt to base cloths of different thicknesses, improving applicability. And through the settings of the blanking box, filter screen cylinder, water inlet pipe, water pump, and water outlet pipe, the squeezed soaking solution can be filtered and recycled. At the same time, with the settings of the cavity plate and spray head, the soaking solution at the bottom of the soaking tank can be impacted and mixed, so that the soaking solution is mixed more fully and the product quality is improved.

[0005] The utility model also provides the above-mentioned base cloth soaking device for PU synthetic leather processing, including:

[0006] A base, on the upper surface of which a fixing frame is fixedly connected. Inside the fixing frame, a feeding roller is rotatably connected. On the upper surface of the base, a fixing seat is fixedly connected. On the front surface of the fixing seat, a connecting plate is fixedly connected. On the lower surface of the connecting plate, an electric push rod is fixedly connected. At the lower end of the electric push rod, a connecting seat is fixedly connected. Inside the connecting seat, a connecting roller is rotatably connected. On the upper surface of the base, an immersion tank is arranged. On the upper surface of the base, a first adjusting frame is fixedly connected. Inside the first adjusting frame, a first pressing roller is rotatably connected. On the outer surface of the first pressing roller, a second adjusting frame is rotatably connected. On the side surface of the first adjusting frame, an opening groove is arranged. Inside the opening groove, a motor is fixedly connected. The output end of the motor is fixedly connected with a lead screw. Threaded on the outer surface of the lead screw is a first slider. On the right surface of the first slider, a first adjusting plate is fixedly connected. Inside the first adjusting plate, a second pressing roller is rotatably connected. On the outer surface of the second pressing roller, a second adjusting plate is rotatably connected. On the right surface of the second adjusting plate, a second slider is fixedly connected. Inside the second slider, a guide rod is slidably connected.

[0007] On the upper surface of the base, a blanking box is fixedly connected. Inside the blanking box, a filter screen cylinder is arranged. On the left surface of the blanking box, a through hole is arranged. Inside the through hole, a water inlet pipe is fixedly connected. One end of the water inlet pipe away from the blanking box is fixedly connected with a water pump. The output end of the water pump is fixedly connected with a water outlet pipe. One end of the water outlet pipe away from the water pump is fixedly connected with a cavity plate. On the right surface of the cavity plate, a spray head is arranged.

[0008] According to the base cloth immersion device for PU synthetic leather processing described above, on the side surface of the second adjusting frame, a limiting groove is arranged. The inner surface of the limiting groove is adapted to the second slider for limiting the movement of the second slider when it moves.

[0009] According to the base cloth immersion device for PU synthetic leather processing described above, the upper surface of the base is fixedly connected with the water pump, and the upper surface of the base is fixedly connected with the second adjusting frame.

[0010] According to the base cloth immersion device for PU synthetic leather processing described above, the inner surface of the opening groove is adapted to the first slider for limiting the movement of the first slider when it moves. The outer surface of the lead screw is rotatably connected with the first adjusting frame.

[0011] According to the base cloth immersion device for PU synthetic leather processing described above, both ends of the guide rod are fixedly connected with the second adjusting frame, and the second pressing roller corresponds to the upper part of the first pressing roller.

[0012] According to the base fabric soaking device for PU synthetic leather processing described above, the end of the water outlet pipe away from the water pump extends into the interior of the soaking tank. The number of the spray heads is multiple and they are linearly distributed, which is convenient for impacting and mixing the solution at the bottom of the soaking tank.

[0013] According to the base fabric soaking device for PU synthetic leather processing described above, the right surface of the first adjusting frame is in contact with the first adjusting plate, and the left surface of the second adjusting frame is in contact with the second adjusting plate.

[0014] According to the base fabric soaking device for PU synthetic leather processing described above, the electric push rod, the motor, and the water pump are all electrically connected to an external power source.

[0015] Additional aspects and advantages of the present utility model will be given in part in the following description, will become apparent in part from the following description, or will be understood through the practice of the present utility model. Description of the Drawings

[0016] The following further illustrates the present utility model in conjunction with the drawings and embodiments;

[0017] Figure 1 It is a schematic diagram of the overall structure of a base fabric soaking device for PU synthetic leather processing of the present utility model;

[0018] Figure 2 It is a partial structural cross-sectional view of a base fabric soaking device for PU synthetic leather processing of the present utility model;

[0019] Figure 3 It is a partial structural schematic diagram of a base fabric soaking device for PU synthetic leather processing of the present utility model;

[0020] Figure 4 It is an exploded schematic diagram of the internal partial structure of a base fabric soaking device for PU synthetic leather processing of the present utility model.

[0021] Legend Explanation:

[0022] 1. Base; 2. Fixed frame; 3. Feeding roller; 4. Fixed seat; 5. Connecting plate; 6. Electric push rod; 7. Connecting seat; 8. Connecting roller; 9. First adjusting frame; 10. First pressing roller; 11. Second adjusting frame; 12. Opening groove; 13. Motor; 14. Lead screw; 15. First slider; 16. First adjusting plate; 17. Second pressing roller; 18. Second adjusting plate; 19. Second slider; 20. Guide rod; 21. Feeding box; 22. Filter screen cylinder; 23. Through hole; 24. Water inlet pipe; 25. Water pump; 26. Water outlet pipe; 27. Cavity plate; 28. Spray head; 29. Limiting groove; 30. Soaking tank. Detailed Embodiments

[0023] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The function of the accompanying drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present utility model. However, it should not be construed as a limitation on the protection scope of the present utility model.

[0024] Referring to Figures 1-4 , an immersion device for the base fabric used in PU synthetic leather processing according to an embodiment of the present utility model includes: a base 1, a fixing frame 2 fixedly connected to the upper surface of the base 1, a feeding roller 3 rotatably connected to the inner surface of the fixing frame 2, a fixing seat 4 fixedly connected to the upper surface of the base 1, a connecting plate 5 fixedly connected to the front surface of the fixing seat 4, an electric push rod 6 fixedly connected to the lower surface of the connecting plate 5, a connecting seat 7 fixedly connected to the lower end of the electric push rod 6, a connecting roller 8 rotatably connected to the inner surface of the connecting seat 7, an immersion tank 30 arranged on the upper surface of the base 1, a first adjusting frame 9 fixedly connected to the upper surface of the base 1, a first pressing roller 10 rotatably connected to the inner surface of the first adjusting frame 9, a second adjusting frame 11 rotatably connected to the outer surface of the first pressing roller 10, an opening groove 12 arranged on the side surface of the first adjusting frame 9, a motor 13 fixedly connected to the inner surface of the opening groove 12, a lead screw 14 fixedly connected to the output end of the motor 13, a first slider 15 threadedly connected to the outer surface of the lead screw 14, a first adjusting plate 16 fixedly connected to the right surface of the first slider 15, a second pressing roller 17 rotatably connected to the inner surface of the first adjusting plate 16, a second adjusting plate 18 rotatably connected to the outer surface of the second pressing roller 17, a second slider 19 fixed to the right surface of the second adjusting plate 18, a guide rod 20 slidably connected to the inner surface of the second slider 19, a limiting groove 29 arranged on the side surface of the second adjusting frame 11, the inner surface of the limiting groove 29 being adapted to the second slider 19, the upper surface of the base 1 being fixedly connected to the second adjusting frame 11, the inner surface of the opening groove 12 being adapted to the first slider 15, the outer surface of the lead screw 14 being rotatably connected to the first adjusting frame 9, both ends of the guide rod 20 being fixedly connected to the second adjusting frame 11, the second pressing roller 17 corresponding to the upper side of the first pressing roller 10, the right surface of the first adjusting frame 9 being in contact with the first adjusting plate 16, the left surface of the second adjusting frame 11 being in contact with the second adjusting plate 18, and the electric push rod 6 and the motor 13 being electrically connected to an external power source.

[0025] The upper surface of the base 1 is fixedly connected with a blanking box 21. The inner surface of the blanking box 21 is provided with a filter screen cylinder 22. The left surface of the blanking box 21 is provided with a through hole 23. The inner surface of the through hole 23 is fixedly connected with a water inlet pipe 24. One end of the water inlet pipe 24 away from the blanking box 21 is fixedly connected with a water pump 25. The output end of the water pump 25 is fixedly connected with a water outlet pipe 26. One end of the water outlet pipe 26 away from the water pump 25 is fixedly connected with a cavity plate 27. The right surface of the cavity plate 27 is provided with a spray head 28. The upper surface of the base 1 is fixedly connected with the water pump 25. One end of the water outlet pipe 26 away from the water pump 25 extends into the interior of the soaking box 30. The number of spray heads 28 is multiple and linearly distributed. The water pump 25 is electrically connected to an external power supply.

[0026] Working principle: The base cloth to be soaked is conveyed through the feeding roller 3 and through between the first pressing roller 10 and the second pressing roller 17. Then, the electric push rod 6 is started to drive the connecting seat 7 to drive the connecting roller 8 to press the base cloth in the conveying process into the soaking solution inside the soaking box 30. Then, according to the thickness of the base cloth, the motor 13 is started to drive the lead screw 14 to drive the second pressing roller 17 to move downward under the action of the first slider 15 and the second slider 19, so as to squeeze the soaked base cloth to avoid too much solution remaining on the base cloth and affecting the subsequent drying efficiency. At the same time, the squeezed soaking solution that drops will fall into the blanking box 21 for collection, and the impurity part of the solution will be filtered out through the filter screen cylinder 22. Then, the water pump 25 is started, and the filtered solution is absorbed by the water inlet pipe 24 and then sent into the soaking box 30 through the water outlet pipe 26, the cavity plate 27, and the spray head 28 for reuse. And because the solution output by the water pump 25 has a certain pressure, the solution will be sprayed out with a certain pressure through the spray head 28 to realize the impact mixing of the solution at the bottom of the soaking box 30, so that the soaking solution is mixed more fully.

[0027] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the said technical field, various changes can also be made without departing from the gist of the present invention.

Claims

1. A base fabric immersion device for PU synthetic leather processing, characterized in that: include: A base (1), wherein the upper surface of the base (1) is fixedly connected to a fixing frame (2), the inner surface of the fixing frame (2) is rotatably connected to a feeding roller (3), the upper surface of the base (1) is fixedly connected to a fixing seat (4), the front surface of the fixing seat (4) is fixedly connected to a connecting plate (5), the lower surface of the connecting plate (5) is fixedly connected to an electric push rod (6), the lower end of the electric push rod (6) is fixedly connected to a connecting seat (7), the inner surface of the connecting seat (7) is rotatably connected to a connecting roller (8), the upper surface of the base (1) is provided with a soaking box (30), the upper surface of the base (1) is fixedly connected to a first adjusting frame (9), the inner surface of the first adjusting frame (9) is rotatably connected to a first pressing roller (10), the outer surface of the first pressing roller (10) The first adjusting frame (9) is rotatably connected to a second adjusting frame (11); an open groove (12) is provided on the side surface of the first adjusting frame (9); a motor (13) is fixedly connected to the inner surface of the open groove (12); a lead screw (14) is fixedly connected to the output end of the motor (13); a first slider (15) is threadedly connected to the outer surface of the lead screw (14); a first adjusting plate (16) is fixedly connected to the right surface of the first slider (15); a second pressing roller (17) is rotatably connected to the inner surface of the first adjusting plate (16); a second adjusting plate (18) is rotatably connected to the outer surface of the second pressing roller (17); a second slider (19) is fixedly connected to the right surface of the second adjusting plate (18); and a guide rod (20) is slidably connected to the inner surface of the second slider (19); A material drop box (21) is fixedly connected to the upper surface of the base (1), a filter screen cylinder (22) is provided on the inner surface of the material drop box (21), a through hole (23) is provided on the left surface of the material drop box (21), a water inlet pipe (24) is fixedly connected to the inner surface of the through hole (23), an end of the water inlet pipe (24) away from the material drop box (21) is fixedly connected to a water pump (25), an output end of the water pump (25) is fixedly connected to a water outlet pipe (26), an end of the water outlet pipe (26) away from the water pump (25) is fixedly connected to a cavity plate (27), and a nozzle (28) is provided on the right surface of the cavity plate (27).

2. The base fabric immersion device for PU synthetic leather processing according to claim 1, characterized in that: A limiting groove (29) is provided on the side surface of the second adjustment frame (11), and the inner surface of the limiting groove (29) is adapted to the second sliding block (19).

3. The base fabric immersion device for PU synthetic leather processing according to claim 1, characterized in that: The upper surface of the base (1) is fixedly connected to the water pump (25), and the upper surface of the base (1) is fixedly connected to the second adjustment frame (11).

4. The base fabric immersion device for processing PU synthetic leather according to claim 1, characterized in that: The inner surface of the opening groove (12) is matched with the first sliding block (15), and the outer surface of the lead screw (14) is rotatably connected with the first adjustment frame (9).

5. The base fabric immersion device for PU synthetic leather processing according to claim 1, characterized in that: Both ends of the guide rod (20) are fixedly connected to the second adjustment frame (11), and the upper part of the first pressing roller (10) corresponds to the second pressing roller (17).

6. The base fabric immersion device for processing PU synthetic leather according to claim 1, characterized in that: One end of the water outlet pipe (26) away from the water pump (25) extends into the interior of the soaking box (30), and the number of the nozzles (28) is multiple and linearly distributed.

7. The base fabric immersion device for processing PU synthetic leather according to claim 1, characterized in that: The right surface of the first adjustment frame (9) is in contact with the first adjustment plate (16), and the left surface of the second adjustment frame (11) is in contact with the second adjustment plate (18).

8. The base fabric immersion device for processing PU synthetic leather according to claim 1, characterized in that: The electric push rod (6), the motor (13) and the water pump (25) are all electrically connected to an external power source.