A production process of ENF grade impregnated film paper veneer plywood

Abstract

The invention belongs to the technical field of plywood processing, and discloses an ENF-grade impregnated film paper veneer plywood production process, comprising a processing table, a plywood placement groove is provided on the outside of the processing table, a lifting mechanism is installed at one end of the processing table, a limit groove is provided on the outside of the processing table, a processing mechanism is installed at one end of the processing table, a thin plate placement groove is provided on the outside of the processing table, a guide groove is provided on the outside of the processing table, and a discharge mechanism is installed inside the processing table. By arranging the cooperation of structures such as a servo motor, a gear, and a first transmission bar, the device can, after placing the plywood and the thin plate adhered with the impregnated film paper on the plywood placement groove and the placement rack inside the thin plate placement groove respectively, apply glue to the plywood and the thin plate adhered with the impregnated film paper and push them, so that they enter the processing area of ​​the processing table and are spliced, so as to achieve the purpose of facilitating the device to quickly apply glue to the plywood and the thin plate adhered with the impregnated film paper for synthesis.

Description

Technical Field

[0001] The invention belongs to the technical field of plywood processing, in particular to a production process of ENF-grade impregnated film paper facing plywood. Background Art

[0002] As the consumption concepts of environmental protection, energy saving and health are gradually gaining popularity, healthy, safe, green and environmentally friendly construction and home decoration materials will become a new consumption trend in the future. Impregnated film paper facing plywood is a new type of environmentally friendly decorative board. Due to its unique solid wood feel, good structural stability, low formaldehyde emission and decorative beauty, the surface is not easy to change color, peel, easy to process and other characteristics, it can meet consumers' pursuit of high quality household products. It has been widely used in panel furniture and has broad market prospects. However, the current research on the functions of impregnated film paper facing plywood mainly focuses on flame retardant properties and reducing formaldehyde emission. The research on its performance is still in the preliminary stage.

[0003] When plywood and impregnated paper are assembled, the plywood and impregnated paper sheets need to be glued first and then pressed to bond them together. The whole process is rather complicated and requires the use of a variety of equipment to process the sheets separately, which makes the workshop's synthesis efficiency of plywood and impregnated paper low and increases the difficulty of production.

[0004] Only one device is needed to glue and splice plywood and impregnated film paper, thereby reducing the time and cost required for the synthesis of plywood and impregnated film paper, and the board materials can be automatically loaded and discharged when spliced, thereby improving the processing efficiency of the device. Summary of the invention

[0005] In order to solve the problems raised in the above background technology, the present invention provides a production process of ENF-grade impregnated film paper veneer plywood.

[0006] To achieve the above object, the present invention provides the following technical solution: a production process of ENF-grade impregnated film paper veneer plywood, comprising the following steps:

[0007] S1. First, dry Urea and ZnCl2. Put Urea into a vacuum drying oven at 75-85°C and dry for 10-15h. Then, mix the dried Urea and ZnCl2 in a conical flask, melt at 60-100°C and stir until they become a colorless transparent liquid.

[0008] S2, stirring the industrial alkaline lignin solution with a stirrer, adding NaOH solution to adjust the pH, stirring until the alkaline lignin is completely dissolved, centrifuging, taking the supernatant, adding sulfuric acid to the supernatant to adjust the pH to below 25, centrifuging again and taking the precipitate, washing the precipitate with dilute acid and centrifuging to obtain chemically purified lignin;

[0009] S3, after the chemical method for purifying lignin is completed, the lignin is purified by an industrial alkaline lignin purification method to obtain lignin activated by a low eutectic ionic liquid;

[0010] S4, add the formaldehyde solution into a three-necked flask, adjust with sodium hydroxide, stir and heat, then keep warm, when the resin is cloudy, add melamine to react, then add urea to continue the reaction, when the resin has flocculent precipitation, synthesize MUF co-condensation resin;

[0011] S5, after PEG and concentrated sulfuric acid are uniformly mixed, activated lignin is added for cooking, the reaction product is dissolved with dioxane and filtered, and then water and dioxane are evaporated by a rotary evaporator to obtain a liquefied product, the liquefied product is poured into distilled water for magnetic stirring to separate free PEG from the liquefied product, and finally centrifugation is performed to separate the solution and the precipitate to obtain a lignin-based adhesive;

[0012] S6, adding DOPA to a three-necked flask, adding TEA and stirring to disperse it, then adding triethylsilyl chloride and TEA drop by drop, after a period of reaction, adding methacryloyl chloride and TEA drop by drop, after the reaction is completed, performing extraction, washing, drying and purification steps to obtain protected DMA;

[0013] S7. The prepared impregnated film paper is bonded to the substrate by hot pressing. During the hot pressing process, an antibacterial and mildew-proof agent can be added to improve the antibacterial property of the product.

[0014] The present invention also provides an ENF-grade impregnated film paper veneer plywood production device, comprising a processing table, a plywood placement slot is provided on the outside of the processing table, a lifting mechanism is installed at one end of the processing table, a limit slot is provided on the outside of the processing table, a processing mechanism is installed at one end of the processing table, a thin plate placement slot is provided on the outside of the processing table, a guide slot is provided on the outside of the processing table, and a discharge mechanism is installed inside the processing table;

[0015] The processing mechanism includes a servo motor, a gear and a first transmission bar. The servo motor is fixed inside the processing table. A gear is fixed to the top of the servo motor. The outside of the gear is meshed and connected with the first transmission bar. The outside of the gear is meshed and connected with the second transmission bar. The top of the first transmission bar is connected to a glue injection bellows. The top of the glue injection bellows is connected to a liquid storage tank. The top of the first transmission bar is connected to a pressurized bellows. The top of the pressurized bellows is connected to an air pump. The inside of the processing table is movably connected to a connecting rod, and a pressing plate is fixed to one end of the connecting rod.

[0016] Preferably, the outside of the gear is provided with several groups of teeth with equal spacing, the outside of the first transmission bar and the second transmission bar are provided with several groups of teeth with equal spacing, the inside of the first transmission bar and the second transmission bar are provided with glue injection holes, and the bottom ends of the first transmission bar and the second transmission bar are provided with several groups of bristles and glue spray ports with equal spacing.

[0017] Preferably, the input end of the glue injection bellows is connected to a liquid storage tank, the output end of the glue injection bellows is connected to a first transmission bar, the input end of the pressurizing bellows is connected to an air pump, the output end of the pressurizing bellows is connected to the first transmission bar, and the distance from the pressurizing bellows to the glue spraying port is greater than the distance from the glue injection bellows to the glue spraying port.

[0018] Preferably, two groups of connecting rods are provided, the connecting rods are symmetrically distributed about the central axis of the processing table, the outer walls of the connecting rods are close to the inner walls of the processing table, and the connecting rods and the processing table are slidably connected.

[0019] Preferably, the lifting mechanism includes a first cylinder, a placement frame and a telescopic rod, the first cylinder is fixed to the outside of the processing table, the placement frame is fixed to the top end of the first cylinder, the telescopic rod is fixed to the bottom end of the placement frame, an installation groove is opened at the top end of the placement frame, and a guardrail is arranged inside the installation groove.

[0020] Preferably, two groups of the first cylinders are arranged, and the first cylinders are symmetrically distributed about the central axis of the processing table. The outer wall of the placement rack is close to the inner wall of the processing table. The placement rack and the processing table are slidably connected. The telescopic rods are fixed at the bottom end inside the processing table. Four groups of telescopic rods are arranged at equal intervals about the central axis of the placement rack. The guardrail is snap-connected with the mounting groove, and three groups of observation holes are opened on the outside of the guardrail.

[0021] Preferably, the unloading mechanism includes a second cylinder, a first extrusion block and a second extrusion block, the second cylinder is fixed inside the processing table, the first extrusion block is fixed to one end of the second cylinder, the second extrusion block is hinged to one end of the first extrusion block, one end of the second extrusion block is movably connected to a connecting seat, and the third cylinder is hinged inside the connecting seat.

[0022] Preferably, the outer wall of the connecting seat is close to the inner wall of the second extrusion block, the connecting seat and the second extrusion block are slidably connected, the second cylinder and the third cylinder are symmetrically distributed about the central axis of the second extrusion block, and the third cylinder is fixed inside the processing table.

[0023] Preferably, the plywood placement groove and the thin plate placement groove are symmetrically distributed about the central axis of the processing table, and the width of the lead-out groove is greater than the width of the plates after being spliced.

[0024] Compared with the prior art, the present invention has the following beneficial effects:

[0025] The present invention arranges the coordination of structures such as a servo motor, a gear, and a first transmission bar, so that the device can apply glue to the plywood and the thin plate adhered with the impregnated adhesive film paper and push them after placing them on the plywood placement groove and the placement rack inside the thin plate placement groove respectively, so that they enter the processing area of ​​the processing table and are assembled, thereby achieving the purpose of facilitating the device to quickly apply glue to and synthesize the plywood and the thin plate adhered with the impregnated adhesive film paper.

[0026] The present invention arranges the coordination of the first cylinder, the placement rack, the telescopic rod and other structures, so that the device can place the plywood and the thin plate adhered to the impregnated film paper on the placement rack inside the plywood placement groove and the thin plate placement groove respectively, and after detecting that the topmost plywood and the thin plate adhered to the impregnated film paper are taken out for processing, the first transmission bar and the second transmission bar are moved upward when they are reset, so that the device can continue to synthesize the next group of plywood and the thin plate adhered to the impregnated film paper, thereby achieving the purpose of automatically compensating the plate when the device synthesizes the plywood and the thin plate adhered to the impregnated film paper.

[0027] The present invention arranges the coordination of the second cylinder, the first extrusion block, the second extrusion block and other structures, so that the device can start the second cylinder and the third cylinder to push the first extrusion block and the second extrusion block at the same time, so that the second extrusion block is in parallel contact with the processed plywood. After pushing a certain distance, the second cylinder stops running, and the third cylinder continues to push, so that the second extrusion block rotates about the central axis connected to the first extrusion block, thereby discharging the plywood, so as to achieve the purpose of facilitating the device to unload the processed plywood pieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0029] Figure 2 It is a schematic diagram of the overall rear view structure of the present invention;

[0030] Figure 3 It is a schematic diagram of the overall processing state structure of the present invention;

[0031] Figure 4 It is a schematic diagram of the lifting structure of the integral lifting mechanism of the present invention;

[0032] Figure 5 It is a schematic diagram of the processing mechanism structure of the present invention;

[0033] Figure 6 It is a bottom view structural schematic diagram of the processing mechanism of the present invention;

[0034] Figure 7It is a schematic diagram of the processing state structure of the processing mechanism of the present invention;

[0035] Figure 8 It is a schematic diagram of the lifting mechanism structure of the present invention;

[0036] Fig. 9 It is a schematic diagram of the structure of the unloading mechanism of the present invention.

[0037] In the figure: 1. processing table; 2. plywood placement slot; 3. lifting mechanism; 301. first cylinder; 302. placement rack; 303. telescopic rod; 304. installation slot; 305. guardrail; 4. limit slot; 5. processing mechanism; 501. servo motor; 502. gear; 503. first transmission bar; 504. second transmission bar; 505. injection bellows; 506. pressurizing bellows; 507. liquid storage tank; 508. air pump; 509. connecting rod; 510. pressing plate; 6. sheet metal placement slot; 7. lead-out slot; 8. unloading mechanism; 801. second cylinder; 802. first extrusion block; 803. second extrusion block; 804. connecting seat; 805. third cylinder. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] like Figures 1 to 9 As shown, the present invention provides a production process for ENF-grade impregnated film paper veneer plywood, comprising the following steps:

[0040] S1. First, dry Urea and ZnCl2. Put Urea into a vacuum drying oven at 75-85°C and dry for 10-15h. Then, mix the dried Urea and ZnCl2 in a conical flask, melt at 60-100°C and stir until they become a colorless transparent liquid.

[0041] S2, stirring the industrial alkaline lignin solution with a stirrer, adding NaOH solution to adjust the pH, stirring until the alkaline lignin is completely dissolved, centrifuging, taking the supernatant, adding sulfuric acid to the supernatant to adjust the pH to below 25, centrifuging again and taking the precipitate, washing the precipitate with dilute acid and centrifuging to obtain chemically purified lignin;

[0042] S3, after the chemical method for purifying lignin is completed, the lignin is purified by an industrial alkaline lignin purification method to obtain lignin activated by a low eutectic ionic liquid;

[0043] S4, add the formaldehyde solution into a three-necked flask, adjust with sodium hydroxide, stir and heat, then keep warm, when the resin is cloudy, add melamine to react, then add urea to continue the reaction, when the resin has flocculent precipitation, synthesize MUF co-condensation resin;

[0044] S5, after PEG and concentrated sulfuric acid are uniformly mixed, activated lignin is added for cooking, the reaction product is dissolved with dioxane and filtered, and then water and dioxane are evaporated by a rotary evaporator to obtain a liquefied product, the liquefied product is poured into distilled water for magnetic stirring to separate free PEG from the liquefied product, and finally centrifugation is performed to separate the solution and the precipitate to obtain a lignin-based adhesive;

[0045] S6, adding DOPA to a three-necked flask, adding TEA and stirring to disperse it, then adding triethylsilyl chloride and TEA drop by drop, after a period of reaction, adding methacryloyl chloride and TEA drop by drop, after the reaction is completed, performing extraction, washing, drying and purification steps to obtain protected DMA;

[0046] S7. The prepared impregnated film paper is bonded to the substrate by hot pressing. During the hot pressing process, an antibacterial and mildew-proof agent can be added to improve the antibacterial property of the product.

[0047] like Figures 1 to 9 As shown, the present invention also provides an ENF-grade impregnated film paper veneer plywood production device, including a processing table 1, a plywood placement groove 2 is provided on the outside of the processing table 1, a lifting mechanism 3 is installed at one end of the processing table 1, a limiting groove 4 is provided on the outside of the processing table 1, a processing mechanism 5 is installed at one end of the processing table 1, a thin plate placement groove 6 is provided on the outside of the processing table 1, and an outlet groove 7 is provided on the outside of the processing table 1. The plywood placement groove 2 and the thin plate placement groove 6 are symmetrically distributed about the central axis of the processing table 1, the width of the outlet groove 7 is greater than the width of the board after splicing, and a unloading mechanism 8 is installed inside the processing table 1.

[0048] like Figures 1 to 9 As shown, the processing mechanism 5 includes a servo motor 501, a gear 502 and a first transmission bar 503. The servo motor 501 is fixed inside the processing table 1. The gear 502 is fixed on the top of the servo motor 501. The outside of the gear 502 is meshed and connected with the first transmission bar 503. The outside of the gear 502 is meshed and connected with the second transmission bar 504. The outside of the gear 502 is provided with a plurality of groups of equally spaced teeth. The outside of the first transmission bar 503 and the second transmission bar 504 are provided with a plurality of groups of equally spaced teeth. The inside of the first transmission bar 503 and the second transmission bar 504 are provided with glue injection holes. The bottom ends of the first transmission bar 503 and the second transmission bar 504 are provided with a plurality of groups of equally spaced bristles and glue spray ports.

[0049] like Figures 1 to 9As shown, the top of the first transmission bar 503 is connected to a glue injection bellows 505, the top of the glue injection bellows 505 is connected to a liquid storage tank 507, the input end of the glue injection bellows 505 is connected to the liquid storage tank 507, the output end of the glue injection bellows 505 is connected to the first transmission bar 503, the input end of the pressurizing bellows 506 is connected to an air pump 508, the output end of the pressurizing bellows 506 is connected to the first transmission bar 503, and the distance from the pressurizing bellows 506 to the glue spraying port is greater than the distance from the glue injection bellows 505 to the glue spraying port.

[0050] like Figures 1 to 9 As shown, the top of the first transmission bar 503 is connected to a pressurized bellows 506, the top of the pressurized bellows 506 is connected to an air pump 508, the inside of the processing table 1 is movably connected to a connecting rod 509, one end of the connecting rod 509 is fixed with a pressing plate 510, two groups of connecting rods 509 are provided, the connecting rods 509 are symmetrically distributed about the central axis of the processing table 1, the outer wall of the connecting rod 509 is close to the inner wall of the processing table 1, and the connecting rod 509 and the processing table 1 are slidably connected.

[0051] The above scheme is adopted: by starting the servo motor 501 to drive the gear 502 to rotate, so that the gear 502 drives the first transmission bar 503 and the second transmission bar 504 to move in opposite directions through its own shape, and after the air pump 508 is started, it can apply pressure to the inside of the first transmission bar 503 through the pressurized bellows 506, so that the adhesive glue inside the liquid storage tank 507 is input into the first transmission bar 503 through the glue injection bellows 505, and then pushed and sprayed onto the bristles through the glue spray port. At this time, the movement of the first transmission bar 503 and the second transmission bar 504 can apply glue to the connecting surface of the second layer of plywood and the impregnated glue film paper, and through the first transmission bar 507, the adhesive glue inside the liquid storage tank 507 is input into the first transmission bar 503 through the glue injection bellows 505, and then pushed and sprayed onto the bristles through the glue spray port. At this time, the movement of the first transmission bar 503 and the second transmission bar 504 can apply glue to the connecting surface of the second layer of plywood and the impregnated glue film paper, and through the first transmission bar The shapes of the moving bar 503 and the second transmission bar 504 drive the top layer of plywood and impregnated film paper to move, so that they fall into the splicing area in the middle of the processing table 1, and then the first transmission bar 503 and the second transmission bar 504 contact the connecting rod 509 and drive the two groups of connecting rods 509 and the pressing plate 510 to move, so that the pressing plate 510 splices the plywood and the impregnated film paper, and mutually attractive magnets are arranged at the contact ends of the connecting rod 509 and the first transmission bar 503 and the second transmission bar 504. When the first transmission bar 503 and the second transmission bar 504 are reset, they can synchronously drive the two groups of connecting rods 509 and the pressing plate 510 to reset.

[0052] like Figures 1 to 9As shown, the lifting mechanism 3 includes a first cylinder 301, a placement frame 302 and a telescopic rod 303. The first cylinder 301 is fixed to the outside of the processing table 1. The placement frame 302 is fixed to the top of the first cylinder 301, and the telescopic rod 303 is fixed to the bottom of the placement frame 302. A mounting groove 304 is provided at the top of the placement frame 302, and a guardrail 305 is provided inside the mounting groove 304. The first cylinder 301 is provided with two groups. The first cylinder 301 is symmetrically distributed about the central axis of the processing table 1. The outer wall of the placement frame 302 is close to the inner wall of the processing table 1. The placement frame 302 is slidably connected to the processing table 1. The telescopic rod 303 is fixed to the bottom end inside the processing table 1. Four groups of telescopic rods 303 are arranged at equal intervals about the central axis of the placement frame 302. The guardrail 305 is engaged with the mounting groove 304, and three groups of observation holes are provided on the outside of the guardrail 305.

[0053] The above scheme is adopted: by placing the plywood and the thin plates adhered with impregnated film paper on the placement rack 302 inside the plywood placement slot 2 and the thin plate placement slot 6 respectively, and after detecting that the topmost plywood and the thin plates adhered with impregnated film paper are taken out for processing, the first cylinder 301 is started when the first transmission bar 503 and the second transmission bar 504 are reset to drive the placement rack 302 and the plates to move upward, so that the device can continue to perform synthetic processing on the next group of plywood and thin plates adhered with impregnated film paper. After completing the installation of all the plates, the guardrail 305 and the installation slot 304 are separated, and the plates are continuously replenished.

[0054] like Figures 1 to 9 As shown, the unloading mechanism 8 includes a second cylinder 801, a first extrusion block 802 and a second extrusion block 803. The second cylinder 801 is fixed inside the processing table 1. The first extrusion block 802 is fixed at one end of the second cylinder 801. The second extrusion block 803 is hinged at one end of the first extrusion block 802. A connecting seat 804 is movably connected to one end of the second extrusion block 803. The interior of the connecting seat 804 is hinged with a third cylinder 805. The outer wall of the connecting seat 804 is close to the inner wall of the second extrusion block 803. The connecting seat 804 and the second extrusion block 803 are slidably connected. The second cylinder 801 and the third cylinder 805 are symmetrically distributed about the central axis of the second extrusion block 803. The third cylinder 805 is fixed inside the processing table 1.

[0055] The above scheme is adopted: by starting the second cylinder 801 and the third cylinder 805 to simultaneously push the first extrusion block 802 and the second extrusion block 803, so that the second extrusion block 803 is in parallel contact with the processed plywood. After pushing for a certain distance, the second cylinder 801 stops running, and the third cylinder 805 continues to push, so that the second extrusion block 803 rotates about the central axis connected to the first extrusion block 802, thereby discharging the plywood.

[0056] The working principle and use process of the present invention are as follows: by starting the servo motor 501 to drive the gear 502 to rotate, the gear 502 drives the first transmission bar 503 and the second transmission bar 504 to move in opposite directions through its own shape, and after the air pump 508 is started, it can apply pressure to the inside of the first transmission bar 503 through the pressurized bellows 506, so that the adhesive inside the liquid storage tank 507 is input into the first transmission bar 503 through the injection bellows 505, and then pushed and sprayed onto the bristles through the glue spray port. At this time, the movement of the first transmission bar 503 and the second transmission bar 504 can Glue is applied to the connecting surface of the second layer of plywood and the impregnated film paper, and the shape of the first transmission bar 503 and the second transmission bar 504 drives the top layer of plywood and the impregnated film paper to move, so that they fall into the splicing area in the middle of the processing table 1, and the first transmission bar 503 and the second transmission bar 504 contact the connecting rod 509 and drive the two groups of connecting rods 509 and the pressing plate 510 to move, so that the pressing plate 510 splices the plywood and the impregnated film paper, and mutually attracting each other is provided at the contact end of the connecting rod 509 and the first transmission bar 503 and the second transmission bar 504. When the magnets are attracted, the first transmission bar 503 and the second transmission bar 504 are reset, and the two groups of connecting rods 509 and the pressing plate 510 are synchronously driven to reset, and the plywood and the thin plate adhered with the impregnated film paper are placed on the placement rack 302 inside the plywood placement slot 2 and the thin plate placement slot 6 respectively, and after the top plywood and the thin plate adhered with the impregnated film paper are detected to be taken out for processing, the first transmission bar 503 and the second transmission bar 504 are reset, and the first cylinder 301 is started to drive the placement rack 302 and the plate to move up, so that the device can continue to process the next group of plywood and thin plate. The thin plates adhered by the impregnated adhesive paper are processed for synthesis. After the installation of all the plates is completed, the guardrail 305 and the installation groove 304 are separated, and the plates are continuously replenished. The second cylinder 801 and the third cylinder 805 are started to push the first extrusion block 802 and the second extrusion block 803 at the same time, so that the second extrusion block 803 is in parallel contact with the processed plywood. After pushing a certain distance, the second cylinder 801 stops running, and the third cylinder 805 continues to push, so that the second extrusion block 803 rotates about the central axis connected to the first extrusion block 802, thereby discharging the plywood.

[0057] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0058] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ENF grade impregnated film paper veneer plywood production device, comprising a processing table (1), characterized in that: The processing table (1) has a plywood placement slot (2) on the outside, a lifting mechanism (3) is installed at one end of the processing table (1), a limiting slot (4) is provided on the outside of the processing table (1), a processing mechanism (5) is installed at one end of the processing table (1), a thin plate placement slot (6) is provided on the outside of the processing table (1), the thin plate is a thin plate adhered with impregnated film paper, a guide slot (7) is provided on the outside of the processing table (1), and a discharge mechanism (8) is installed inside the processing table (1); The processing mechanism (5) comprises a servo motor (501), a gear (502) and a first transmission bar (503); the servo motor (501) is fixed inside the processing table (1); a gear (502) is fixed on the top of the servo motor (501); the outside of the gear (502) is meshingly connected to the first transmission bar (503); the outside of the gear (502) is meshingly connected to the second transmission bar (504); the first transmission bar (503) and the second transmission bar (504) are provided with injection holes inside; the bottom ends of the first transmission bar (503) and the second transmission bar (504) are provided with a plurality of groups of brushes and injection ports at equal intervals; the top end of the first transmission bar (503) is connected to a glue injection bellows (505); the top end of the glue injection bellows (505) is connected to a liquid storage tank (507); The top end of the transmission bar (503) is connected to a pressurizing bellows (506), and the top end of the pressurizing bellows (506) is connected to an air pump (508). A connecting rod (509) is movably connected inside the processing table (1), and a pressing plate (510) is fixed to one end of the connecting rod (509). Two groups of connecting rods (509) are provided, and the connecting rods (509) are symmetrically distributed about the central axis of the processing table (1). The outer wall of the connecting rod (509) is close to the inner wall of the processing table (1). The connecting rod (509) and the processing table (1) are slidably connected. The first transmission bar (503) and the second transmission bar (504) contact the connecting rod (509) and drive the two groups of connecting rods (509) and the pressing plate (510) to move, so that the pressing plate (510) can splice the plywood and the thin plate adhered to the impregnated film paper.

2. The ENF grade impregnated film paper veneer plywood production device according to claim 1 is characterized in that: The lifting mechanism (3) comprises a first cylinder (301), a placement frame (302) and a telescopic rod (303); the first cylinder (301) is fixed to the outside of the processing table (1); the placement frame (302) is fixed to the top end of the first cylinder (301); the telescopic rod (303) is fixed to the bottom end of the placement frame (302); a mounting groove (304) is provided at the top end of the placement frame (302); and a guardrail (305) is provided inside the mounting groove (304).

3. The ENF grade impregnated film paper veneer plywood production device according to claim 2 is characterized in that: The gear (502) is provided with a plurality of groups of teeth at equal intervals on the outside, the first transmission bar (503) and the second transmission bar (504) are provided with a plurality of groups of teeth at equal intervals on the outside, the first transmission bar (503) and the second transmission bar (504) are provided with glue injection holes on the inside, and the bottom ends of the first transmission bar (503) and the second transmission bar (504) are provided with a plurality of groups of brushes and glue spraying ports at equal intervals.

4. The ENF grade impregnated film paper veneer plywood production device according to claim 2, characterized in that: The input end of the glue injection bellows (505) is connected to a liquid storage tank (507), the output end of the glue injection bellows (505) is connected to a first transmission bar (503), the input end of the pressurizing bellows (506) is connected to an air pump (508), the output end of the pressurizing bellows (506) is connected to the first transmission bar (503), and the distance from the pressurizing bellows (506) to the glue spraying port is greater than the distance from the glue injection bellows (505) to the glue spraying port.

5. The ENF grade impregnated film paper veneer plywood production device according to claim 2, characterized in that: The first cylinders (301) are provided in two groups, and the first cylinders (301) are symmetrically distributed about the central axis of the processing table (1). The outer wall of the placement frame (302) is close to the inner wall of the processing table (1). The placement frame (302) and the processing table (1) are slidably connected. The telescopic rods (303) are fixed at the bottom end inside the processing table (1). The telescopic rods (303) are provided in four groups, and the telescopic rods (303) are arranged at equal intervals about the central axis of the placement frame (302). The guardrail (305) is engaged with the installation groove (304), and three groups of observation holes are opened on the outside of the guardrail (305).

6. The ENF grade impregnated film paper veneer plywood production device according to claim 2, characterized in that: The unloading mechanism (8) comprises a second cylinder (801), a first extrusion block (802) and a second extrusion block (803); the second cylinder (801) is fixed inside the processing table (1); the first extrusion block (802) is fixed to one end of the second cylinder (801); the second extrusion block (803) is hingedly connected to one end of the first extrusion block (802); one end of the second extrusion block (803) is movably connected to a connecting seat (804); and a third cylinder (805) is hingedly connected inside the connecting seat (804).

7. The ENF grade impregnated film paper veneer plywood production device according to claim 6, characterized in that: The outer wall of the connecting seat (804) is close to the inner wall of the second extrusion block (803), the connecting seat (804) and the second extrusion block (803) are slidably connected, the second cylinder (801) and the third cylinder (805) are symmetrically distributed about the central axis of the second extrusion block (803), and the third cylinder (805) is fixed inside the processing table (1).

8. The ENF grade impregnated film paper veneer plywood production device according to claim 2, characterized in that: The plywood placement groove (2) and the thin plate placement groove (6) are symmetrically distributed about the central axis of the processing table (1), and the width of the lead-out groove (7) is greater than the width of the plates after splicing.

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