Special multi-layer drying oven with uniform heat distribution for furniture plate decorative paper

Abstract

The utility model relates to a special multi-layer drying oven with uniform heat distribution for furniture plate decorative paper, which belongs to the technical field of decorative paper processing and comprises a first-layer box body and a drying device fixed on the top side of the first-layer box body, a second-layer box body is fixed on one side of the first-layer box body, and the second-layer box body is fixed on the other side of the first-layer box body. A moving mechanism for conveying decorative paper is arranged on the first-layer box body; the moving mechanism comprises a supporting base fixed to the inner bottom wall of the first-layer box body, a driving roller rotating on the outer surface of the supporting base and a conveying belt installed on the outer surface of the driving roller in a transmission mode. According to the special multi-layer drying oven with the uniform heat distribution function for the furniture board decorative paper, the driving motor drives the driving rollers to rotate, the conveying belt bears the decorative paper to move forwards, then the drying device conveys hot air into the first-layer oven body, the hot air evenly penetrates through the paper through the through holes of the conveying belt, and drying is achieved; the first guide roller of the flattening structure is tightly attached to the surface of the decorative paper under the pressure of the spring, wrinkles are eliminated, and smooth conveying is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of decorative paper processing, in particular to a multi -layer oven special for furniture board decorative paper with even heat distribution. BACKGROUND

[0002] Decorative paper is an essential raw material in many building material products, such as low-pressure board, high-pressure board, fireproof board, floor and the like used in furniture and cabinet, and is placed under the surface paper in the product structure, mainly plays the decorative role of providing pattern and the covering role of preventing the seepage of the bottom glue liquid, and this layer requires that the paper has good hiding power, impregnation and printing performance, the decorative paper requires that the surface is smooth, has good absorbability and adaptability, the color tone is uniform for the requirement of the bottom color, and the color is bright for the requirement of the color; in the prior art, the decorative paper needs to be dried after impregnation.

[0003] Through the search, the patent file with the announcement number CN219589362U discloses a decorative paper drying device, which comprises a drying box, a drying working cavity is arranged in the drying box, a guiding transmission mechanism is arranged at the lower end of the drying box, a flattening auxiliary mechanism is arranged in the drying working cavity, and a drying blowing mechanism is arranged at the upper end of the drying box; the utility model improves the pre-treatment quality of the decorative paper drying through the setting of the guide motor, the guide roller shaft, the guide transmission roller, the blowing front plate and the blowing branch pipe.

[0004] However, the above-mentioned patent still has the following defects: only one motor drives the guide transmission roller in the scheme, which not only lacks support when feeding, but also causes the hanging part to contact the ground if the front end is not timely engaged by the guide roller when the decorative paper enters the output cavity from the blowing front plate, and there is no tension control when discharging, and the decorative paper drags the ground due to gravity after drying, and the friction between the decorative paper and the ground during conveying affects the processing quality of the decorative paper. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a multi -layer oven special for furniture board decorative paper with even heat distribution, which has the advantages of high automation degree and good drying effect, and solves the problem of surface scratching or pollution caused by the single conveying roller without tension control and gravity sagging.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi -layer oven special for furniture board decorative paper with even heat distribution, comprising a first layer box body and a drying device fixed to the top side of the first layer box body, one side of the first layer box body is fixed with a second layer box body, and a moving mechanism for conveying the decorative paper is arranged on the first layer box body;

[0007] The moving mechanism comprises a support seat fixed to the inner bottom wall of the first layer box, a driving roller rotating on the outer surface of the support seat, and a conveying belt transmission mounted on the outer surface of the driving roller.

[0008] The second layer box is provided with a fan on the top side, and a conveying mechanism is arranged on the side away from the first layer box, which comprises a second mounting frame arranged outside the second layer box, a second guide roller rotatingly mounted on the inner side of the second mounting frame, and a liquid conveying structure arranged outside the second mounting frame, and a linkage structure is arranged between the liquid conveying structure and the second guide roller.

[0009] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0010] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0011] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0012] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0013] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0014] Further, the first layer box and the second layer box are both hollow, and the driving motor is fixed to the outer surface of the first layer box and extends into the first layer box, and the output shaft of the driving motor is fixedly connected with one end of the driving roller.

[0015] Further, the linkage structure comprises a rotating shaft fixed to one end of the second guide roller, an eccentric wheel fixed to the other end of the rotating shaft, and an abutting block fixed to the bottom end of the piston rod and abutting against the eccentric wheel, and a second reset spring is fixed between the abutting block and the piston cylinder.

[0016] Compared with the prior art, the furniture board decorative paper special multi-layer oven with uniform heat distribution has the following beneficial effects:

[0017] 1. The furniture board decorative paper special multi-layer oven with uniform heat distribution drives the driving roller to rotate through the driving motor, the conveying belt carries the decorative paper to move forward, then the drying device sends hot air into the first layer box, the hot air uniformly penetrates the paper through the through holes of the conveying belt, drying is realized, and the first guide roller of the flattening structure tightly abuts against the surface of the decorative paper under the spring pressure, wrinkles are eliminated, and smooth transmission is ensured.

[0018] 2. The furniture board decorative paper special multi-layer oven with uniform heat distribution is mainly responsible for drying in the first layer box, and the second layer box can adjust the temperature and humidity or secondary drying, so that local overheating of the single-layer oven is avoided, hot air penetration heating is utilized, compared with traditional single-side blowing, the drying efficiency is greatly improved, and the warping risk is reduced. ACCURACY OF DRAWINGS

[0019] Figure 1 It is a structural section view of the utility model;

[0020] Figure 2 It is a structural section view of the first layer box and the second layer box in the utility model;

[0021] Figure 3 It is the utility model Figure 1 The enlarged structural schematic view of A shown in the utility model;

[0022] Figure 4 It is a structural perspective view of the conveying mechanism in the utility model.

[0023] In the drawing: 1, the first layer box; 2, the drying device; 3, the second layer box; 4, the supporting seat; 5, the driving roller; 6, the conveying belt; 7, the driving motor; 8, the through hole; 9, the flattening structure; 901, the first mounting frame; 902, the first guide roller; 903, the guide rod; 904, the connecting block; 905, the first reset spring; 10, the fan; 11, the supporting roller; 12, the conveying mechanism; 1201, the second mounting frame; 1202, the second guide roller; 1203, the rotating shaft; 1204, the eccentric wheel; 1205, the piston cylinder; 1206, the piston block; 1207, the piston rod; 1208, the abutting block; 1209, the check valve; 1210, the second reset spring; 1211, the spray pipe; 1212, the infusion tube; 13, the liquid storage tank. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1 to 4 The multi-layer drying oven special for furniture board decorative paper with uniform heat distribution in the embodiment comprises a first layer box body 1, a drying device 2 fixed to the top side of the first layer box body 1, and a second layer box body 3 fixed to one side of the first layer box body 1. Specifically, the first layer box body 1 and the second layer box body 3 are both provided with material ports on the left and right sides, and the material ports on the side close to each other of the first layer box body 1 and the second layer box body 3 are communicated.

[0026] In order to realize the conveying of the furniture board decorative paper, a moving mechanism for conveying the decorative paper is arranged on the first layer box body 1. The moving mechanism comprises a support seat 4 fixed to the inner bottom wall of the first layer box body 1, a driving roller 5 rotating on the outer surface of the support seat 4, and a conveying belt 6 transmissionally installed on the outer surface of the driving roller 5. It should be noted that the interiors of the first layer box body 1 and the second layer box body 3 are both hollow, and a plurality of through holes 8 are arranged in the interior of the conveying belt 6 to realize the uniform penetration of hot air. After drying, the paper directly enters the second layer box body 3 for subsequent processing without falling and transition. Specifically, a driving motor 7 extending into the first layer box body 1 is fixed to the outer surface of the first layer box body 1, and the output shaft of the driving motor 7 is fixedly connected with one end of the driving roller 5. A temperature sensor is installed in the first layer box body 1 to linkage adjust the power of the drying device 2 to avoid over-drying.

[0027] In order to ensure the conveying quality of the furniture plate decorative paper, the moving mechanism further comprises a flattening structure 9 arranged on the top wall of the first layer box 1; the flattening structure 9 comprises a first mounting frame 901 arranged inside the first layer box 1, a first guide roller 902 rotatably arranged on the inner side of the first mounting frame 901 and a guide rod 903 fixed to the upper surface of the first mounting frame 901. The paper is always supported by the conveying belt 6 from the feeding port to the discharging port, and the risk of sagging is eliminated. The driving roller 5 cooperates with the flattening structure 9 to work together. In use, the driving roller 5 actively pulls, the first guide roller 902 of the flattening structure 9 presses the paper, and the paper is ensured to enter the drying area smoothly. It should be noted that the top side of the second layer box 3 is provided with a fan 10, and the fan 10 is fixed to the top side of the second layer box 3 through a support. In use, the first layer box 1 is mainly dried, and the second layer box 3 can be adjusted to a low temperature area, and the fan 10 is used for cooling treatment to avoid paper deformation caused by high temperature concentration. The top end of the guide rod 903 is fixed with a connecting block 904, and the first reset spring 905 is fixed between the connecting block 904 and the first layer box 1 and surrounds the outside of the guide rod 903. The number of flattening structures 9 is two. It should be noted that the first guide roller 902 is located above the conveying belt 6, the top side of the first layer box 1 is provided with a movable hole, the guide rod 903 penetrates through the movable hole and extends to the outside of the first layer box 1.

[0028] In the embodiment, the second layer box body 3 is provided with a conveying mechanism 12 away from the first layer box body 1, the conveying mechanism 12 comprises a second mounting frame 1201 arranged outside the second layer box body 3, a second guide roller 1202 rotatably arranged inside the second mounting frame 1201 and a liquid conveying structure arranged outside the second mounting frame 1201. The outer surface of the second layer box body 3 is fixed with a liquid storage tank 13, and the side of the second layer box body 3 away from the first layer box body 1 is provided with a supporting roller 11, and the supporting roller 11 is distributed above and below the second guide roller 1202. Specifically, the liquid conveying structure comprises a piston cylinder 1205 fixed to the side wall of the second mounting frame 1201, a check valve 1209 fixedly communicated to the left and right sides of the piston cylinder 1205, a piston block 1206 slidably arranged inside the piston cylinder 1205 and a piston rod 1207 fixed to the lower surface of the piston block 1206 and extending to the outside of the piston cylinder 1205, two check valves 1209 are fixed with liquid conveying pipes 1212 away from one side, and the outside of the second mounting frame 1201 is fixed with a spray pipe 1211, and two liquid conveying pipes 1212 are fixedly communicated with the liquid storage tank 13 and the spray pipe 1211 away from one end respectively. A third guide roller is rotatably arranged in the second layer box body 3 to realize the support and guidance of the decorative paper. The second guide roller 1202 and the supporting roller 11 are arranged in an up-down distribution manner, which can form a good support and guidance effect on the decorative paper. During the conveying of the decorative paper, the stable movement of the decorative paper can be ensured, the deviation and shaking of the decorative paper can be reduced, the accuracy and uniformity of the subsequent processing can be ensured, and the third guide roller rotatably arranged in the second layer box body 3 further enhances the guiding effect of the decorative paper and improves the reliability of the whole conveying process.

[0029] In order to realize the linkage of the structure, a linkage structure is arranged between the liquid conveying structure and the second guide roller 1202, the linkage structure comprises a rotating shaft 1203 fixed to one end of the second guide roller 1202, an eccentric wheel 1204 fixed to the other end of the rotating shaft 1203 and an abutting block 1208 fixed to the bottom end of the piston rod 1207 and abutting against the eccentric wheel 1204, and a second reset spring 1210 is fixed between the abutting block 1208 and the piston cylinder 1205. The linkage structure between the liquid conveying structure and the second guide roller 1202 realizes the automation of liquid spraying. When the second guide roller 1202 rotates with the conveying of the decorative paper, the eccentric wheel 1204 is driven to rotate through the rotating shaft 1203. The eccentric wheel 1204 periodically abuts against the abutting block 1208, so that the piston rod 1207 reciprocates in the piston cylinder 1205. This mechanical linkage mode does not need an additional power source, and only relies on the rotation of the second guide roller 1202 in the conveying process of the decorative paper to realize the automatic extraction and spraying of the liquid, which simplifies the control system, reduces the energy consumption and improves the automation degree of the equipment.

[0030] The working principle of the above embodiment is as follows:

[0031] Firstly, the decorative paper enters through the material port of the first layer box 1, the driving roller 5 is rotated by the driving motor 7, the conveying belt 6 carries the decorative paper to move forward, then the drying device 2 sends hot air into the first layer box 1, the hot air uniformly penetrates the paper through the through hole 8 of the conveying belt 6, and double-sided drying is realized;

[0032] The first guide roller 902 of the flattening structure 9 is tightly attached to the surface of the decorative paper under the spring pressure, wrinkles are eliminated, and smooth transmission is ensured; the decorative paper after drying enters the second layer box 3 and is guided to move through the supporting roller 11 and the second guide roller 1202; when the second guide roller 1202 rotates, the eccentric wheel 1204 is rotated through the linkage structure, the piston rod 1207 is reciprocated, the medicament in the liquid storage tank 13 is pumped into the spray pipe 1211, and is uniformly sprayed onto the surface of the decorative paper; the decorative paper after spraying is output through the material port, and processing is completed.

[0033] The mounting mode, connection mode or setting mode disclosed in the embodiment are all common mechanical connection modes, as long as the beneficial effects can be achieved, and moreover, the electrical components appearing in the embodiment are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device such as a computer which plays a control role, the control of the electrical components can be realized by simple programming by the person skilled in the art, and the existing disclosed power connection technology also belongs to the common knowledge in the art, so the specific structure composition and working principle thereof will not be described too much in the embodiment.

[0034] It should be noted that, in this document, the terms such as first and second are used merely to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or device including the element.

[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multi-layer drying oven for furniture board decorative paper with uniform heat distribution, comprising a first layer of oven body (1) and a drying device (2) fixed to the top side of the first layer of oven body (1), characterized in that: The first layer box (1) is fixed with the second layer box (3) on one side, and the first layer box (1) is provided with a moving mechanism for conveying decorative paper; The moving mechanism comprises a support seat (4) fixed to the inner bottom wall of the first layer box (1), a drive roller (5) rotating on the outer surface of the support seat (4), and a conveying belt (6) transmission mounted on the outer surface of the drive roller (5), and the moving mechanism further comprises a flattening structure (9) arranged on the inner top wall of the first layer box (1); The second layer box (3) is provided with a fan (10) on the top side, and the second layer box (3) is provided with a conveying mechanism (12) away from the first layer box (1) on one side, the conveying mechanism (12) comprises a second mounting frame (1201) arranged outside the second layer box (3), a second guide roller (1202) rotatably mounted on the inner side of the second mounting frame (1201), and a liquid conveying structure arranged outside the second mounting frame (1201), the liquid conveying structure and the second guide roller (1202) are provided with linkage structure.

2. The multi-layer oven for furniture board decoration paper with uniform heat distribution according to claim 1, characterized in that: The first layer box (1) and the second layer box (3) are hollow inside, the outer surface of the first layer box (1) is fixed with a driving motor (7) extending into it, and the output shaft of the driving motor (7) is connected and fixed with one end of the driving roller (5).

3. The multi-layer oven for furniture board decoration paper with uniform heat distribution as claimed in claim 1 wherein: The first layer box (1) and the second layer box (3) are provided with material ports on the left and right sides, and the material ports on the side close to each other of the first layer box (1) and the second layer box (3) are communicated, and the inside of the conveying belt (6) is provided with a plurality of through holes (8).

4. The multi-layer oven for furniture board decoration paper with uniform heat distribution as claimed in claim 1, wherein: The flattening structure (9) comprises a first mounting frame (901) arranged inside the first layer box (1), a first guide roller (902) rotatably mounted on the inner side of the first mounting frame (901), and a guide rod (903) fixed on the upper surface of the first mounting frame (901).

5. The multi-layer oven for furniture board covering paper with uniform heat distribution as claimed in claim 4 wherein: The first guide roller (902) is located above the conveying belt (6), the top side of the first layer box (1) is provided with a movable hole, and the guide rod (903) penetrates through the movable hole and extends to the outside of the first layer box (1).

6. The multi-deck oven for furniture board covering paper with uniform heat distribution as claimed in claim 4 wherein: The top end of the guide rod (903) is fixed with a connecting block (904), the connecting block (904) and the first layer box (1) are fixed with a first reset spring (905) around the outer side of the guide rod (903), and the number of the flattening structure (9) is two.

7. The multi-layer oven for furniture board covering paper with uniform heat distribution as claimed in claim 6 wherein: The outer surface of the second layer box (3) is fixed with a liquid storage tank (13), the side of the second layer box (3) away from the first layer box (1) is provided with a supporting roller (11), the supporting roller (11) is distributed above and below the second guide roller (1202), the infusion structure comprises a piston cylinder (1205) fixed on the side wall of the second mounting frame (1201), a check valve (1209) fixedly communicated on the left and right sides of the piston cylinder (1205), a piston block (1206) slidably arranged in the piston cylinder (1205), and a piston rod (1207) fixedly arranged on the lower surface of the piston block (1206) and extending to the outside of the piston cylinder (1205), two check valves (1209) are fixedly provided with infusion tubes (1212) on the sides away from each other, the outside of the second mounting frame (1201) is fixedly provided with a spray pipe (1211), and the two infusion tubes (1212) are fixedly communicated with the liquid storage tank (13) and the spray pipe (1211) at the ends away from each other.

8. The multi-layer oven for furniture board covering paper with uniform heat distribution according to claim 7, characterized in that: The linkage structure comprises a rotating shaft (1203) fixed at one end of the second guide roller (1202), an eccentric wheel (1204) fixed at the other end of the rotating shaft (1203), and an abutting block (1208) fixed at the bottom end of the piston rod (1207) and abutting against the eccentric wheel (1204), and a second reset spring (1210) is fixed between the abutting block (1208) and the piston cylinder (1205).

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