Paper web preheating device for decorative paper production

Abstract

The utility model provides a paper web preheating device for decorative paper production, which relates to the technical field of decorative paper production and comprises a base, a protective frame is fixedly connected to the top of the base close to the center, a motor is fixedly connected to the top of the protective frame, and the output end of the motor movably penetrates through the bottom of the protective frame. The output end of the motor is fixedly connected with a bidirectional lead screw. According to the paper feeding device, after paper enters the protection frame, the two sides of the paper are heated at the same time through the two sets of infrared lamps inside the protection frame, it can be guaranteed that all parts of the paper are evenly heated, the quality stability of the paper is improved, the production efficiency is improved, and under the cooperation of a motor, a bidirectional lead screw, an auxiliary rod, a mounting plate and an auxiliary plate, the paper feeding efficiency is improved. And the heights of the two groups of infrared lamps can be adjusted, so that the heating requirements of paper with different thicknesses can be more flexibly met, and the optimal heating effect is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of decorative paper production, in particular to a paper web preheating device used for decorative paper production. Background Art

[0002] Decorative paper production refers to the process of processing ordinary paper through printing, coating and other processes to give it specific patterns, colors, textures and other decorative effects. Decorative paper is usually used in furniture, packaging, book covers, wallpaper and other fields to increase the beauty and attractiveness of the product. The decorative paper production process involves multiple processes, and the decorative paper production process needs to be preheated to improve the subsequent use effect.

[0003] In the prior art, for example, Chinese patent publication number CN205024526U discloses a paper web preheating device for a decorative base paper production line, including an infrared heater, a pressing device and a drying device. The infrared heater is placed between the pressing device and the drying device, and includes a housing, a heating plate located in the housing, and a temperature controller located on one side of the heater and connected to the heating plate. The heating plates are longitudinally distributed in multiple rows with equal spacing in the infrared heater, and the interval between each two rows of heating plates is more than 50 cm. The device can adjust the heating temperature, has a stable and uniform heating effect, a simple structure, and low energy consumption, and reduces the temperature difference between the base paper and the drying cylinder before drying, thereby reducing the occurrence of cylinder sticking.

[0004] In the above patent, although the heating temperature can be adjusted, the heating effect is stable and uniform, the structure is simple, and the energy consumption is low, only one side of the decorative paper can be heated during heating. Single-sided preheating will cause only one side of the paper to be heated, while the other side will still maintain a lower temperature, resulting in uneven heating of the paper as a whole, which may affect subsequent printing or coating effects and reduce production efficiency. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the above patent that, although the heating temperature can be adjusted, the heating effect is stable and uniform, the structure is simple, and the energy consumption is low, only one side of the decorative paper can be heated during heating, and the single-sided preheating will cause only one side of the paper to be heated, while the other side still maintains a lower temperature, resulting in uneven heating of the paper as a whole, which may affect the subsequent printing or coating effect and reduce production efficiency. A paper web preheating device for decorative paper production is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a paper web preheating device for decorative paper production, comprising: a base, a protective frame is fixedly connected to the top of the base near the center, a motor is fixedly connected to the top of the protective frame, the output end of the motor is movably penetrated by the bottom of the protective frame, a bidirectional screw is fixedly connected to the output end of the motor, an adjustment block is symmetrically threadedly connected to the outer surface of the bidirectional screw, a mounting plate is fixedly connected to the outer surface of one side of two adjustment blocks, an infrared lamp is fixedly connected to the outer surface of two mounting plates, an auxiliary plate is fixedly connected to the outer surface of one side of two mounting plates, and a plurality of auxiliary rods are fixedly connected to the inner top of the protective frame at equal intervals.

[0007] Preferably, the bottom end of the bidirectional screw rod is rotatably connected to the top of the base, and the bottom ends of the plurality of auxiliary rods are fixedly connected to the top of the base.

[0008] Preferably, the plurality of auxiliary rods are movably connected to the adjustment block and the auxiliary plate respectively.

[0009] Preferably, a fixing frame is fixedly connected to the top of the base at the position of the protection frame, and a first leveling roller is rotatably connected to the inner surface of the fixing frame.

[0010] Preferably, a guide rod is symmetrically and movably penetrated through the top of the fixed frame, and a mounting frame is fixedly connected to the bottom of the two guide rods.

[0011] Preferably, the inner surface of the mounting frame is rotatably connected to a second leveling roller, a handle is movably inserted through the top center position of the fixed frame, the bottom of the handle is fixedly connected to the top of the mounting frame, the outer surfaces of the two guide rods are sleeved with springs, one end of the two springs is fixedly connected to the inner top of the fixed frame, and the other end of the two springs is fixedly connected to the top of the mounting frame.

[0012] Preferably, positions near both sides of the base are fixedly connected with U-shaped frames, and inner surfaces of the two U-shaped frames are rotatably connected with auxiliary rollers.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, when the paper enters the protective frame, two sets of infrared lamps inside heat both sides of the paper at the same time, which can ensure that all parts of the paper are evenly heated, improve the quality stability of the paper, and improve the production efficiency. At the same time, with the cooperation of the motor, bidirectional screw rod, auxiliary rod, mounting plate and auxiliary plate, the height of the two sets of infrared lamps can be adjusted. By adjusting the height of the two sets of infrared lamps, it can more flexibly adapt to the heating needs of papers of different thicknesses, ensuring the best heating effect.

[0015] 2. In the utility model, the fixed frame, the handle, the guide rod, the spring, the mounting frame, the first leveling roller and the second leveling roller are used in combination to facilitate leveling of papers of different thicknesses, avoid local overheating or insufficient heating of the papers due to unevenness, and improve the overall heating effect of the papers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a paper web preheating device for decorative paper production proposed by the utility model;

[0017] Figure 2 A cross-sectional view of a paper web preheating device for decorative paper production proposed by the utility model;

[0018] Figure 3 The utility model provides a partial structural schematic diagram of a paper web preheating device for decorative paper production;

[0019] Figure 4 The utility model provides a structural schematic diagram of a fixed frame of a paper web preheating device for decorative paper production.

[0020] Legend: 1. Base; 2. U-shaped frame; 3. Fixed frame; 4. Protective frame; 5. Motor; 6. First leveling roller; 7. Guide rod; 8. Second leveling roller; 9. Mounting frame; 10. Spring; 11. Bidirectional screw rod; 12. Auxiliary rod; 13. Adjustment block; 14. Infrared lamp; 15. Mounting plate; 16. Auxiliary plate; 17. Auxiliary roller; 18. Handle. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1-Figure 4As shown, the utility model provides a paper web preheating device for decorative paper production, comprising: a base 1, a protective frame 4 is fixedly connected to the top of the base 1 near the center, a motor 5 is fixedly connected to the top of the protective frame 4, an output end of the motor 5 and the bottom of the protective frame 4 are movably penetrated, a bidirectional screw rod 11 is fixedly connected to the output end of the motor 5, an outer surface of the bidirectional screw rod 11 is symmetrically threadedly connected to an adjusting block 13, one side outer surface of two adjusting blocks 13 are fixedly connected to a mounting plate 15, the outer surfaces of the two mounting plates 15 are fixedly connected to an infrared lamp 14, one side outer surface of the two mounting plates 15 are fixedly connected to an auxiliary plate 16, and the inner top of the protective frame 4 is equidistantly fixedly connected to the inner top of the protective frame 4. There are multiple auxiliary rods 12, the bottom end of the two-way screw rod 11 is rotatably connected to the top of the base 1, the bottoms of the multiple auxiliary rods 12 are fixedly connected to the top of the base 1, and the multiple auxiliary rods 12 are respectively movably penetrated with the adjustment block 13 and the auxiliary plate 16, the top of the base 1 is located at the position of the protective frame 4 and is fixedly connected with a fixed frame 3, the inner surface of the fixed frame 3 is rotatably connected with a first leveling roller 6, the top of the fixed frame 3 is symmetrically and movably penetrated with a guide rod 7, the bottom of the two guide rods 7 are fixedly connected with a mounting frame 9, the inner surface of the mounting frame 9 is rotatably connected with a second leveling roller 8, the base 1 is fixedly connected with a U-shaped frame 2 near both sides, and the inner surfaces of the two U-shaped frames 2 are rotatably connected with auxiliary rollers 17.

[0024] The effect achieved by the entire embodiment 1 is that the paper is placed on the auxiliary roller 17 and the first leveling roller 6 in sequence, and then passes through the protective frame 4 so that the paper is between the two infrared lamps 14, and then passes through the other end of the protective frame 4 and is placed on the auxiliary roller 17 on the other side, and then the paper is moved by an external driving device. When the paper moves in the protective frame 4, the two sets of infrared lamps 14 in the protective frame 4 heat both sides of the paper at the same time, which can ensure that all parts of the paper are evenly heated, improve the quality stability of the paper, and at the same time improve the production efficiency, and can start the motor 5 The two-way screw rod 11 is started, thereby driving the two-way screw rod 11 to rotate in the protective frame 4, and through the cooperation of the auxiliary rod 12, the two adjustment blocks 13 are moved relative to or toward each other along the two-way screw rod 11 and the auxiliary rod 12, thereby driving the mounting plate 15 to move. At the same time, when the mounting plate 15 moves, the auxiliary plate 16 slides along the other two auxiliary rods 12, so that the mounting plate 15 is more stable when moving, so that the height of the two infrared lamps 14 can be adjusted. By adjusting the height of the two infrared lamps 14, the heating requirements of papers of different thicknesses can be more flexibly adapted to avoid overheating or insufficient heating.

[0025] Embodiment 2, as Figure 1-Figure 4As shown, a handle 18 is movably inserted through the top center position of the fixed frame 3, and the bottom of the handle 18 is fixedly connected to the top of the mounting frame 9. The outer surfaces of the two guide rods 7 are sleeved with springs 10, and one end of the two springs 10 is fixedly connected to the inner top of the fixed frame 3, and the other ends of the two springs 10 are fixedly connected to the top of the mounting frame 9.

[0026] The effect achieved by the entire embodiment 2 is that when it is necessary to place the paper on the first smoothing roller 6, the handle 18 is pulled upward, and with the cooperation of the guide rod 7, the mounting frame 9 is driven to move upward, so that the spring 10 is compressed, and then the second smoothing roller 8 is moved upward, and then the paper is placed between the first smoothing roller 6 and the second smoothing roller 8, and then the handle 18 is released, so that under the action of the spring 10, pressure is always applied downward to the mounting frame 9, so that the second smoothing roller 8 moves downward and fits with the paper, so that when the paper is moving, through the cooperation of the first smoothing roller 6 and the second smoothing roller 8, it is convenient to smooth the paper of different thicknesses, avoid local overheating or insufficient heating of the paper due to unevenness, and improve the overall heating effect of the paper.

[0027] Working principle: when it is necessary to place the paper on the first leveling roller 6, the handle 18 is pulled upward, and with the cooperation of the guide rod 7, the mounting frame 9 is driven to move upward, so that the spring 10 is compressed, and then the second leveling roller 8 is moved upward, and then the paper is placed between the first leveling roller 6 and the second leveling roller 8, and then the handle 18 is released, so that under the action of the spring 10, pressure is always applied downward to the mounting frame 9, so that the second leveling roller 8 moves downward and fits the paper, so that when the paper is moving, the first leveling roller 6 and the second leveling roller 8 cooperate to facilitate leveling of papers of different thicknesses. The leveled paper will enter the protective frame 4, and the two sets of infrared lamps 14 in the protective frame 4 will heat both sides of the paper at the same time, which can It ensures that all parts of the paper are evenly heated, improves the quality stability of the paper, and improves the production efficiency. It can be started by starting the motor 5, thereby driving the bidirectional screw rod 11 to rotate in the protective frame 4, and through the cooperation of the auxiliary rod 12, the two adjustment blocks 13 are moved relative to or towards each other along the bidirectional screw rod 11 and the auxiliary rod 12, thereby driving the mounting plate 15 to move. At the same time, when the mounting plate 15 moves, the auxiliary plate 16 slides along the other two auxiliary rods 12, so that the mounting plate 15 is more stable when moving, so that the height of the two infrared lamps 14 can be adjusted. By adjusting the height of the two infrared lamps 14, it can be more flexibly adapted to the heating requirements of papers of different thicknesses, avoiding the problem of overheating or insufficient heating.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A paper web preheating device for decorative paper production, characterized in that: include: A base (1), wherein a protective frame (4) is fixedly connected to a position near the center of the top of the base (1), a motor (5) is fixedly connected to the top of the protective frame (4), an output end of the motor (5) movably penetrates the bottom of the protective frame (4), a bidirectional screw rod (11) is fixedly connected to the output end of the motor (5), an adjustment block (13) is symmetrically threadedly connected to the outer surface of the bidirectional screw rod (11), a mounting plate (15) is fixedly connected to the outer surface of one side of two adjustment blocks (13), an infrared lamp (14) is fixedly connected to the outer surface of two mounting plates (15), an auxiliary plate (16) is fixedly connected to the outer surface of one side of two mounting plates (15), and a plurality of auxiliary rods (12) are fixedly connected to the inner top of the protective frame (4) at equal intervals.

2. The paper web preheating device for decorative paper production according to claim 1, characterized in that: The bottom end of the bidirectional screw rod (11) is rotatably connected to the top of the base (1), and the bottom ends of the plurality of auxiliary rods (12) are fixedly connected to the top of the base (1).

3. The paper web preheating device for decorative paper production according to claim 2, characterized in that: The plurality of auxiliary rods (12) are movably connected to the adjustment block (13) and the auxiliary plate (16) respectively.

4. The paper web preheating device for decorative paper production according to claim 3, characterized in that: The top of the base (1) is located at the position of the protective frame (4) and is fixedly connected to a fixed frame (3), and the inner surface of the fixed frame (3) is rotatably connected to a first leveling roller (6).

5. The paper web preheating device for decorative paper production according to claim 4, characterized in that: A guide rod (7) is symmetrically and movably penetrated through the top of the fixed frame (3), and a mounting frame (9) is fixedly connected to the bottom of the two guide rods (7).

6. The paper web preheating device for decorative paper production according to claim 5, characterized in that: The inner surface of the mounting frame (9) is rotatably connected to a second leveling roller (8), a pull handle (18) is movably passed through the top center position of the fixed frame (3), the bottom of the pull handle (18) is fixedly connected to the top of the mounting frame (9), the outer surfaces of the two guide rods (7) are sleeved with springs (10), one end of the two springs (10) is fixedly connected to the inner top of the fixed frame (3), and the other end of the two springs (10) is fixedly connected to the top of the mounting frame (9).

7. The paper web preheating device for decorative paper production according to claim 6, characterized in that: The base (1) is fixedly connected to U-shaped frames (2) at positions close to both sides, and the inner surfaces of the two U-shaped frames (2) are rotatably connected to auxiliary rollers (17).

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