Release paper double-sided laminating device

Abstract

The utility model relates to the technical field of release paper production, and discloses a release paper double-face film spraying device which comprises a spraying box, a feeding port and a discharging port are formed in the front side and the rear side of the spraying box respectively, and a conveying roller is transversely and rotationally arranged in the spraying box. A spraying pipe is transversely and fixedly arranged in the spraying box and located above the conveying rollers, a plurality of evenly-distributed spraying heads are fixedly arranged on the pipe wall of the spraying pipe, a plurality of evenly-distributed adjusting switch valves are fixedly arranged on the pipe wall of the spraying pipe, and a liquid storage box is fixedly arranged at the top of the spraying box; a connecting pipe is fixedly arranged at the output end of the liquid storage box, the tail end of the connecting pipe extends into the spraying box and is fixedly connected with the pipe wall of the spraying pipe, and a main switch valve is arranged on the pipe wall of the connecting pipe. According to the utility model, the use number of the spray headers can be adjusted, so that the spray area is matched with the area of release paper, and the phenomenon of material waste is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of release paper production, in particular to a double-sided laminating device for release paper. Background Art

[0002] In the production process of release paper, it is necessary to coat both sides of the base paper. For example, patent number CN210700811U discloses a high-precision uniform coating production equipment for double-sided release paper, including a mounting plate, a spray box is provided on the mounting plate, and a pressurizing box is provided in the spray box, a spray head is provided on the pressurizing box, and the spray head and the pressurizing box are distributed in relatively parallel positions on the mounting plate, a feed pipe is provided at one end of the pressurizing box, a feed trough is provided in the support frame, and a water pump is placed in the feed trough, the support plate is a groove hollow structure, and the spray box is in a circulating communication structure with the feed trough through the water pump, the feed pipe and the support plate.

[0003] The number of spray heads used in the above scheme is fixed and cannot be adjusted according to the width of the release paper during use. If the width of the release paper is small, the material sprayed by the spray head will spill, resulting in material waste. Therefore, a double-sided laminating device for release paper is proposed. Utility Model Content

[0004] The utility model aims to solve the problem that the spray width of the laminating device in the prior art cannot be adjusted, and proposes a double-sided laminating device for release paper.

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

[0006] A double-sided coating device for release paper comprises a spray box, wherein a feed port and a discharge port are respectively provided on the front and rear sides of the spray box, a conveying roller is provided inside the spray box for transverse rotation, a spray pipe is fixedly provided inside the spray box and above the conveying roller for transverse rotation, a plurality of evenly distributed spray heads are fixedly provided on the wall of the spray pipe, a plurality of evenly distributed regulating switch valves are fixedly provided on the wall of the spray pipe, a liquid storage tank is fixedly provided on the top of the spray box, a connecting pipe is fixedly provided on the output end of the liquid storage tank, and the end of the connecting pipe extends to the interior of the spray box and is fixedly connected to the wall of the spray pipe, and a main switch valve is provided on the wall of the connecting pipe.

[0007] Preferably, two fixing seats are symmetrically fixed on the top inner wall of the spray box, and both ends of the spray pipe are fixedly connected to the two fixing seats respectively.

[0008] Preferably, the tube wall movable sleeve of the conveying roller is provided with two positioning disks, and an adjustment mechanism is provided between the positioning disks and the conveying roller.

[0009] Preferably, the adjustment mechanism comprises an adjustment ring and an adjustment bolt, the adjustment ring is fixedly arranged on the side wall of the positioning plate, the adjustment bolt is inserted into the interior of the adjustment ring, and the roller wall of the conveying roller is provided with a threaded groove matching the adjustment bolt.

[0010] Preferably, there are multiple thread grooves, and the multiple thread grooves are evenly distributed along the length direction of the conveying roller.

[0011] Preferably, a liquid collecting hopper is fixedly provided inside the spray box and below the conveying roller, and a liquid drain pipe is fixedly provided at the bottom of the spray box and at a position corresponding to the bottom of the liquid collecting hopper.

[0012] Preferably, a base frame is fixedly provided at the bottom of the spray box, a liquid receiving tank is placed inside the base frame, and the liquid receiving tank is located below the liquid drain pipe.

[0013] Preferably, the feed port and the discharge port are aligned with the upper side of the roller wall of the conveying roller.

[0014] Preferably, a box cover is provided on the front side of the spray box, and the feed port is arranged on the side wall of the box cover.

[0015] Compared with the prior art, the utility model provides a double-sided laminating device for release paper, which has the following beneficial effects:

[0016] 1. The release paper double-sided laminating device has multiple spray heads and regulating switch valves arranged on the spray pipe. The regulating switch valves at the corresponding positions are opened and closed manually, so that the spray heads at the corresponding positions are opened and closed, which can ensure that the area of ​​the material sprayed by the spray head matches the area of ​​the release paper, avoiding the phenomenon of material waste.

[0017] 2. The double-sided laminating device for release paper has a positioning plate, an adjusting ring, an adjusting bolt and a threaded groove arranged on the conveying roller. When release papers of different widths are conveyed on the conveying roller, the positioning plate can be moved on the conveying roller by unscrewing the adjusting bolt. At this time, the distance between two adjacent positioning plates can be adjusted, thereby ensuring that release papers of different widths can be accurately conveyed.

[0018] 3. The release paper double-sided coating device has a liquid collecting hopper, a liquid drain pipe, a bottom frame and a liquid receiving tank at the bottom of the spray box. During the spraying process, materials may fall down. At this time, the liquid collecting hopper can collect the materials and then discharge them into the liquid receiving tank through the liquid drain pipe, so that the materials can be recycled.

[0019] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model can adjust the number of spray heads to match the area of ​​the release paper, thereby avoiding the phenomenon of material waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic structural diagram of a double-sided laminating device for release paper proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the internal structure of a double-sided laminating device for release paper proposed by the utility model;

[0022] Figure 3 for Figure 2 The structural diagram of the middle conveying roller;

[0023] Figure 4 for Figure 3 End view of the middle conveyor roller.

[0024] In the figure: 1. spray box; 2. feed port; 3. discharge port; 4. conveyor roller; 5. spray pipe; 6. spray head; 7. regulating switch valve; 8. liquid storage tank; 9. connecting pipe; 10. main switch valve; 11. fixing seat; 12. positioning plate; 13. adjusting ring; 14. adjusting bolt; 15. threaded groove; 16. liquid collecting bucket; 17. drain pipe; 18. bottom frame; 19. liquid collecting tank; 20. box cover. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0027] Example 1

[0028] Reference Figure 1-2A double-sided coating device for release paper comprises a spray box 1, wherein a feed port 2 and a discharge port 3 are respectively arranged on the front and rear sides of the spray box 1, a conveying roller 4 is arranged inside the spray box 1 for horizontal rotation, and the feed port 2 and the discharge port 3 are aligned with the upper side of the roller wall of the conveying roller 4, a box cover 20 is arranged on the front side of the spray box 1, and the feed port 2 is arranged on the side wall of the box cover 20, through which the release paper can be put, and then led out through the discharge port 3, at this time, the release paper is conveyed by the conveying roller 4, a spray pipe 5 is fixedly arranged laterally inside the spray box 1 and above the conveying roller 4, two fixing seats 11 are symmetrically fixedly arranged on the top inner wall of the spray box 1, and the two ends of the spray pipe 5 are respectively fixedly connected to the two fixing seats 11, so that the two ends of the spray pipe 5 are blocked and fixed, a plurality of evenly distributed spray heads 6 are fixedly arranged on the pipe wall of the spray pipe 5, and a plurality of evenly distributed spray heads 6 are fixedly arranged on the pipe wall of the spray pipe 5 The regulating switch valve 7 of the cloth, a liquid storage tank 8 is fixedly provided on the top of the spray box 1, and a connecting pipe 9 is fixedly provided on the output end of the liquid storage tank 8, and the end of the connecting pipe 9 extends to the interior of the spray box 1 and is fixedly connected to the pipe wall of the spray pipe 5. The pipe wall of the connecting pipe 9 is provided with a main switch valve 10. The pump body inside the liquid storage tank 8 is opened to work, and the material can be drawn into the interior of the connecting pipe 9 and the spray pipe 5, and finally sprayed on the surface of the release paper evenly through the spray head 6, and a coating can be formed on the surface of the release paper. After the coating on one side of the release paper is completed, the release paper is turned over and the coating operation is performed again. If the width of the release paper changes, the manual hand opens and closes the regulating switch valve 10 at the corresponding position, so that the spray head 6 at the corresponding position is opened and closed, which can ensure that the area of ​​the material sprayed by the spray head 6 matches the area of ​​the release paper, thereby avoiding the phenomenon of waste of material.

[0029] Example 2

[0030] Reference Figure 2-4 The tube wall of the conveying roller 4 is movably sleeved with two positioning disks 12, and an adjustment mechanism is provided between the positioning disk 12 and the conveying roller 4, the adjustment mechanism includes an adjusting ring 13 and an adjusting bolt 14, the adjusting ring 13 is fixedly arranged on the side wall of the positioning disk 12, the adjusting bolt 14 is inserted into the inside of the adjusting ring 13, and the roller wall of the conveying roller 4 is provided with a threaded groove 15 matched with the adjusting bolt 14, the number of the threaded grooves 15 is multiple, and the multiple threaded grooves 15 are evenly distributed along the length direction of the conveying roller 4. When release papers of different widths are conveyed on the conveying roller, the positioning disk 12 is moved on the conveying roller 4 by unscrewing the adjusting bolt 14. At this time, the spacing between the two adjacent positioning disks 12 can be adjusted, and then the position of the positioning disk 12 and the conveying roller 4 is fixed by the cooperation of the adjusting bolt 14 and the adjusting ring 13, so as to ensure that release papers of different widths can be accurately conveyed.

[0031] Example 3

[0032] Reference Figure 1-2A liquid collecting hopper 16 is fixedly provided inside the spray box 1 and below the conveying roller 4. A drainage pipe 17 is fixedly provided at the bottom of the spray box 1 and corresponding to the bottom position of the liquid collecting hopper 16. A base frame 18 is fixedly provided at the bottom of the spray box 1. A liquid receiving tank 19 is placed inside the base frame 18, and the liquid receiving tank 19 is located below the drainage pipe 17. During the spraying process, the material may fall. At this time, the liquid collecting hopper 16 can collect the material and then discharge it into the liquid receiving tank 19 through the drainage pipe 17, so that the material can be recycled.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A double-sided laminating device for release paper, comprising a spray box (1), characterized in that: The front and rear sides of the spray box (1) are respectively provided with a feed port (2) and a discharge port (3); a conveying roller (4) is rotatably arranged inside the spray box (1); a spray pipe (5) is fixedly arranged horizontally inside the spray box (1) and above the conveying roller (4); a plurality of evenly distributed spray heads (6) are fixedly arranged on the wall of the spray pipe (5); a plurality of evenly distributed regulating switch valves (7) are fixedly arranged on the wall of the spray pipe (5); a liquid storage tank (8) is fixedly arranged on the top of the spray box (1); a connecting pipe (9) is fixedly arranged on the output end of the liquid storage tank (8); the end of the connecting pipe (9) extends into the interior of the spray box (1) and is fixedly connected to the wall of the spray pipe (5); a main switch valve (10) is arranged on the wall of the connecting pipe (9).

2. A release paper double-sided laminating device according to claim 1, characterized in that: Two fixing seats (11) are symmetrically fixed on the top inner wall of the spray box (1), and the two ends of the spray pipe (5) are respectively fixedly connected to the two fixing seats (11).

3. A release paper double-sided laminating device according to claim 1, characterized in that: The tube wall movable sleeve of the conveying roller (4) is provided with two positioning disks (12), and an adjustment mechanism is provided between the positioning disks (12) and the conveying roller (4).

4. A release paper double-sided laminating device according to claim 3, characterized in that: The adjusting mechanism comprises an adjusting ring (13) and an adjusting bolt (14); the adjusting ring (13) is fixedly arranged on the side wall of the positioning plate (12); the adjusting bolt (14) is inserted into the inside of the adjusting ring (13); and the roller wall of the conveying roller (4) is provided with a threaded groove (15) matched with the adjusting bolt (14).

5. A release paper double-sided laminating device according to claim 4, characterized in that: The number of the thread grooves (15) is multiple, and the multiple thread grooves (15) are evenly distributed along the length direction of the conveying roller (4).

6. A release paper double-sided laminating device according to claim 1, characterized in that: A liquid collecting hopper (16) is fixedly provided inside the spray box (1) and below the conveying roller (4), and a liquid drain pipe (17) is fixedly provided at the bottom of the spray box (1) and at a position corresponding to the bottom of the liquid collecting hopper (16).

7. A double-sided laminating device for release paper according to claim 6, characterized in that: A base frame (18) is fixedly provided at the bottom of the spray box (1), a liquid receiving tank (19) is placed inside the base frame (18), and the liquid receiving tank (19) is located below the liquid discharge pipe (17).

8. A release paper double-sided laminating device according to claim 1, characterized in that: The feed port (2) and the discharge port (3) are arranged in alignment with the upper side of the roller wall of the conveying roller (4).

9. A release paper double-sided laminating device according to claim 1, characterized in that: The front side of the spray box (1) is provided with a box cover (20), and the feed port (2) is arranged on the side wall of the box cover (20).

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