Foam sandwich panel production system

Abstract

The invention relates to the technical field of foam sandwich panel production, in particular to a foam sandwich panel production system. Comprising a moving mechanism, a conveying frame, a pressing assembly, a mounting frame, two first vertical plates, two second vertical plates and a transverse plate, and the moving mechanism comprises a plurality of moving rollers, a moving frame, two wheel groove bases, a cutting assembly, two supporting plates, a first support, a second support, an abutting plate, a rolling wheel, a driving gear, a rack plate, a plurality of first conveying rollers and a plurality of second conveying rollers. A plurality of hydraulic cylinders are arranged on the first support and the second support, fixing motors are arranged on the two sides of the moving frame, coiled material mounting rollers are arranged on the two first vertical plates and the two second vertical plates through bolts, connecting plates are arranged below the two transverse plates and the conveying frame, and gluing mechanisms are arranged below the connecting plates; according to the design, through automation and intelligentization, manual operation can be greatly reduced, manual intervention is reduced, and the error rate is reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of foam sandwich panel production, and particularly relates to a foam sandwich panel production system. Background Art

[0002] The foam sandwich panel, also called polystyrene sandwich panel, is a sandwich panel made of foam as raw material, which has the characteristics of light weight, quick installation, self-weight light, pluggable, installable and can be cut arbitrarily. Through its unique structural design, the common foam sandwich panel is made of polystyrene foam material (EPS), which is a white foam plastic. In addition, there are also core materials such as rock wool. Rock wool takes natural ore as the main raw material, is made into artificial inorganic fiber by high-speed centrifugal equipment after high-temperature melting, and then binder and waterproof agent are added.

[0003] However, the overall structure of the traditional device for producing foam sandwich panels is too simple, lacking automation and intelligent equipment, resulting in low production efficiency and increased labor costs. Summary of the Invention

[0004] The purpose of the present invention is to provide a foam sandwich panel production system, aiming to solve the technical problem in the prior art that the overall structure of the traditional device for producing foam sandwich panels is too simple, lacking automation and intelligent equipment, resulting in low production efficiency and increased labor costs.

[0005] To achieve the above purpose, a foam sandwich panel production system adopted by the present invention includes a moving mechanism and a conveying rack. The moving mechanism includes a plurality of moving rollers, a moving frame and two wheel groove seats. A cutting assembly and two lifting plates are arranged in the middle of the moving frame. A first support is arranged at one end of the moving frame, and a second support is arranged at the other end of the moving frame. A plurality of hydraulic cylinders are arranged on both the first support and the second support. A resisting plate is arranged at the output end of the plurality of hydraulic cylinders. Rollers are arranged below the moving frame, and the rollers are located in the wheel groove seats. Fixed motors are arranged on both sides of the moving frame. A driving gear is arranged at the output end of the fixed motor. A rack plate is arranged on one side of the wheel groove, and the driving gear meshes with the rack plate. A plurality of first conveying rollers and a plurality of second conveying rollers are arranged in the conveying rack. A pressing assembly is arranged above the conveying rack. An installation frame is arranged on the pressing assembly. Two first vertical plates are arranged above the installation frame. Two second vertical plates are arranged below the conveying rack. A cross plate is arranged on the first vertical plate, and coiling installation rollers are arranged on both the two first vertical plates and the two second vertical plates through bolts. Connecting plates are arranged below the two cross plates and below the conveying rack. A gluing mechanism is arranged below the connecting plate. Both the two wheel groove seats are arranged at one end of the conveying rack.

[0006] Wherein, the gluing mechanism at the transverse plate and the gluing mechanism at the conveying frame are arranged in mutually symmetrical directions.

[0007] Wherein, a supporting roller is arranged at one end of the mounting frame, and a guiding roller is arranged at one end of the pressing assembly.

[0008] Wherein, the foam sandwich panel production system also includes a plurality of placement rollers and two placement racks, the plurality of placement rollers are rotatably connected to the corresponding placement racks and are located between the two placement racks, and the two placement racks are arranged at one end of the movable rack.

[0009] Wherein, the cutting assembly includes a fixed frame and a cutting motor, two screws are rotatably arranged in the fixed frame, a cutting blade is threadedly arranged between the two screws, and the two screws are linked by a synchronous belt and a synchronous wheel, the cutting motor is fixedly connected to the fixed frame and is located at one end of the fixed frame, and one of the screws is transmission-connected to the cutting motor and is located at the output end of the cutting motor, the fixed frame is arranged in the middle of the movable frame, and is located between the two supporting plates, and is also located between the first bracket and the second bracket.

[0010] Wherein, the holding assembly includes a plurality of holding rollers and two fixed plates, the plurality of holding rollers are rotatably connected to the corresponding fixed plates and are located between the two fixed plates, and the plurality of holding rollers are aligned with the corresponding first conveying roller and the second conveying roller, respectively, the two fixed plates are fixedly connected to the conveying frame, and are symmetrically arranged above the conveying frame, the mounting frame is arranged on the two fixed plates, and the guide roller is arranged at one end of the two fixed plates.

[0011] Among them, the glue spraying assembly includes a guide tube, two liquid tanks and a U-shaped frame, a plurality of glue spraying ports are arranged below the guide tube, both ends of the guide tube are connected with connecting tubes, a liquid pump is arranged at the inner bottom of the liquid tank, the guide tube is arranged below the U-shaped frame, the two liquid tanks are respectively fixedly connected to the U-shaped frame and are located on both sides of the U-shaped frame, and the connecting tube is connected to the liquid pump and is located at the liquid outlet end of the liquid pump, the U-shaped frame is fixedly connected to the corresponding connecting plate and is located between the two connecting plates.

[0012] Among them, the spreading component includes an installation frame, a moving plate and two vertical plates. A collecting tray is slidably arranged in the installation frame. Support rods are arranged at both ends of the moving plate. A brush is arranged below the moving plate. An electric push rod is arranged on one of the vertical plates. The installation frame is fixedly connected to the corresponding vertical plate and is located between the two vertical plates. The moving plate is slidably connected to the corresponding vertical plate through the support rod and is located between the two vertical plates. The support rod penetrates the front and rear end faces of the vertical plate. The moving plate is also fixedly connected to the electric push rod and is located at the output end of the electric push rod. The two vertical plates are respectively fixedly connected to the corresponding connecting plates and are located below the two connecting plates.

[0013] A foam sandwich panel production system of the present invention includes a moving mechanism and a conveying frame. The moving mechanism includes a plurality of moving rollers, a moving frame and two wheel groove seats. A cutting component and two lifting plates are arranged in the middle of the moving frame. A first bracket is arranged at one end of the moving frame. A second bracket is arranged at the other end of the moving frame. A plurality of hydraulic cylinders are arranged on both the first bracket and the second bracket. A holding plate is arranged at the output end of the plurality of hydraulic cylinders. Rollers are arranged below the moving frame. Fixed motors are arranged on both sides of the moving frame. A driving gear is arranged at the output end of the fixed motor. A rack plate is arranged on one side of the wheel groove. A plurality of first conveying rollers and a plurality of second conveying rollers are arranged in the conveying frame. A pressing component is arranged above the conveying frame. An installation frame is arranged on the pressing component. Two first vertical plates are arranged above the installation frame. Two second vertical plates are arranged below the conveying frame. A cross plate is arranged on the first vertical plate. Coil installation rollers are arranged on both the two first vertical plates and the two second vertical plates through bolts. Connecting plates are arranged below the two cross plates and below the conveying frame. A gluing mechanism is arranged below the connecting plate. Through the automated and intelligent design, the present design can greatly reduce the need for manual operation and monitoring. The key processes of cutting, gluing and pressing are all completed by automated equipment, reducing manual intervention and lowering the error rate. In this way, the technical problem that the overall structure of the traditional device for producing foam sandwich panels is too simple, lacking automated and intelligent equipment, resulting in low production efficiency and increased labor costs is effectively solved. Description of the Drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0015] Figure 1 It is a three-dimensional view of the foam sandwich panel production system of the present invention.

[0016] Figure 2 It is the front view of the foam sandwich panel production system of the present invention.

[0017] Figure 3 It is of the present invention Figure 2 The sectional view taken along line A-A in

[0018] Figure 4 It is of the present invention Figure 3 The enlarged partial view at position B in

[0019] Figure 5 It is of the present invention Figure 3 The sectional view taken along line C-C in

[0020] Figure 6 It is of the present invention Figure 5 The enlarged partial view at position D in

[0021] Figure 7 It is of the present invention Figure 3 The sectional view taken along line E-E in

[0022] Figure 8 It is of the present invention Figure 7 The enlarged partial view at position F in

[0023] Figure 9 It is of the present invention Figure 7 The enlarged partial view at position G in

[0024] Figure 10 It is of the present invention Figure 3 The sectional view taken along line H-H in

[0025] Figure 11 It is of the present invention Figure 3 The sectional view taken along line J-J in

[0026] 1 - Conveyor rack, 2 - Moving roller, 3 - Moving frame, 4 - Wheel groove seat, 5 - Lifting plate, 6 - Cutting assembly, 7 - First bracket, 8 - Second bracket, 9 - Hydraulic cylinder, 10 - Supporting plate, 11 - Roller, 12 - Fixed motor, 13 - Driving gear, 14 - Rack plate, 15 - First conveyor roller, 16 - Second conveyor roller, 17 - Pressing assembly, 18 - Mounting frame, 19 - Guide roller, 20 - First vertical plate, 21 - Second vertical plate, 22 - Cross plate, 23 - Coil mounting roller, 24 - Connecting plate, 25 - Supporting roller, 26 - Electric push rod, 27 - Placing roller, 28 - Placing rack, 29 - Fixed frame, 30 - Cutting motor, 31 - Screw, 32 - Cutting blade, 33 - Synchronous belt, 34 - Synchronous pulley, 35 - Pressing roller, 36 - Fixed plate, 37 - Lower roller, 38 - First upper roller, 39 - Glue spraying assembly, 40 - Smoothing assembly, 41 - Second upper roller, 42 - Guide pipe, 43 - Liquid storage tank, 44 - U-shaped frame, 45 - Glue spraying port, 46 - Connecting pipe, 47 - Liquid pumping pump, 48 - Mounting frame, 49 - Moving plate, 50 - Vertical plate, 51 - Collection tray, 52 - Support rod, 53 - Brush, 54 - First steel coil, 55 - Second steel coil, 56 - Foam board. Detailed implementation manners

[0027] The embodiments of the present invention will be described in detail below. The examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as a limitation to the present invention.

[0028] Please refer to Figures 1 to 11, the present invention provides a foam sandwich panel production system, including a moving mechanism and a conveying rack 1. The moving mechanism includes a plurality of moving rollers 2, a moving frame 3 and two wheel groove seats 4. A cutting assembly 6 and two lifting plates 5 are arranged in the middle of the moving frame 3. A first bracket 7 is arranged at one end of the moving frame 3, and a second bracket 8 is arranged at the other end of the moving frame 3. A plurality of hydraulic cylinders 9 are arranged on both the first bracket 7 and the second bracket 8. A holding plate 10 is arranged at the output end of the plurality of hydraulic cylinders 9. Rollers 11 are arranged below the moving frame 3, and the rollers 11 are located in the wheel groove seats 4. Fixed motors 12 are arranged on both sides of the moving frame 3. A driving gear 13 is arranged at the output end of the fixed motor 12. A rack plate 14 is arranged on one side of the wheel groove, and the driving gear 13 meshes with the rack plate 14. A plurality of first conveying rollers 15 and a plurality of second conveying rollers 16 are arranged in the conveying rack 1. A pressing assembly 17 is arranged above the conveying rack 1. An installation frame 18 is arranged on the pressing assembly 17. Two first vertical plates 20 are arranged above the installation frame 18. Two second vertical plates 21 are arranged below the conveying rack 1. A cross plate 22 is arranged on the first vertical plate 20. Coil installation rollers 23 are arranged on both the two first vertical plates 20 and the two second vertical plates 21 by bolts. Connecting plates 24 are arranged below the two cross plates 22 and below the conveying rack 1. A gluing mechanism is arranged below the connecting plate 24. Both the two wheel groove seats 4 are arranged at one end of the conveying rack 1.

[0029] In this embodiment, through the design of the plurality of moving rollers 2, the moving frame 3 and the two wheel groove seats 4 of the moving mechanism of the present design, the flexible movement and adjustment of the entire production system are realized, improving the adaptability and flexibility of the production line. A plurality of first conveying rollers 15 and a plurality of second conveying rollers 16 are arranged inside the conveying rack 1. Among them, the first conveying rollers 15 are driven by a servo motor, ensuring the stable transmission of materials on the production line and improving the production efficiency. The rollers 11 are located in the wheel groove seats 4, and the driving gear 13 meshes with the rack plate 14. This design enables the moving frame 3 to move smoothly along a specific path, improving the automation degree of the production line.

[0030] Furthermore, the gluing mechanism at the cross plate 22 and the gluing mechanism at the conveying rack 1 are arranged in a symmetric direction.

[0031] Furthermore, a support roller 25 is arranged at one end of the installation frame 18, and a guide roller 19 is arranged at one end of the pressing assembly 17.

[0032] In this embodiment, through the design of the support roller 25 and the guide roller 19, the materials are more stable during the transmission process, avoiding the deviation or damage of the materials.

[0033] Furthermore, the foam sandwich panel production system further includes a plurality of placing rollers 27 and two placing frames 28. The plurality of placing rollers 27 are respectively rotatably connected to the corresponding placing frames 28, are located between the two placing frames 28, and the two placing frames 28 are arranged at one end of the moving frame 3.

[0034] In this embodiment, through the placing rollers 27 and the placing frames 28, additional material storage and transmission space is provided, making the production line more efficient and flexible.

[0035] Furthermore, the cutting assembly 6 includes a fixed frame 29 and a cutting motor 30. Two screw rods 31 are rotatably arranged in the fixed frame 29. A cutting blade 32 is arranged between the two screw rods 31 in a threaded manner. The two screw rods 31 are linked by a synchronous belt 33 and a synchronous pulley 34. The cutting motor 30 is fixedly connected to the fixed frame 29 and is located at one end of the fixed frame 29. One of the screw rods 31 is in transmission connection with the cutting motor 30 and is located at the output end of the cutting motor 30. The fixed frame 29 is arranged in the middle of the moving frame 3, is located between the two lifting plates 5, and is also located between the first bracket 7 and the second bracket 8.

[0036] In this embodiment, through the design of the fixed frame 29, the cutting motor 30, the screw rods 31, the synchronous belt 33, the synchronous pulley 34 and the cutting blade 32, precise cutting operation is achieved, ensuring the dimensional accuracy of the foam sandwich panel.

[0037] Furthermore, the pressing assembly 17 includes a plurality of pressing rollers 35 and two fixing plates 36. The plurality of pressing rollers 35 are respectively rotatably connected to the corresponding fixing plates 36, are located between the two fixing plates 36, and the plurality of pressing rollers 35 are respectively aligned with the corresponding first conveying rollers 15 and the second conveying rollers 16. The two fixing plates 36 are respectively fixedly connected to the conveying frame 1 and are symmetrically arranged above the conveying frame 1. The mounting frame 18 is arranged on the two fixing plates 36, and the guiding roller 19 is arranged at one end of the two fixing plates 36.

[0038] In this embodiment, through the arrangement of the pressing rollers 35, it is ensured that the material remains flat during the processing, avoiding wrinkles or deformation of the material and improving the product quality.

[0039] Further, the gluing mechanism includes a lower roller 37, a first upper roller 38, a glue spraying assembly 39, a brushing and leveling assembly 40, and a second upper roller 41. The lower roller 37 is disposed below the connecting plate 24. The first upper roller 38 is disposed below the connecting plate 24 and is also located on one side of the lower roller 37. The glue spraying assembly 39 is disposed below the connecting plate 24 and is also located on one side of the first upper roller 38. The brushing and leveling assembly 40 is disposed below the connecting plate 24 and is also located on one side of the glue spraying assembly 39. The second upper roller 41 is disposed below the connecting plate 24 and is also located on one side of the brushing and leveling assembly 40.

[0040] In this embodiment, through the combined design of the lower roller 37, the first upper roller 38, the glue spraying assembly 39, the brushing and leveling assembly 40, and the second upper roller 41, it is ensured that the glue is evenly applied to the material, improving the bonding effect and product quality.

[0041] Further, the glue spraying assembly 39 includes a guiding pipe 42, two liquid storage tanks 43, and a U-shaped frame 44. A plurality of glue spraying ports 45 are provided below the guiding pipe 42. Both ends of the guiding pipe 42 are communicated with a connecting pipe 46. A liquid pumping pump 47 is provided at the inner bottom of the liquid storage tank 43. The guiding pipe 42 is disposed below the U-shaped frame 44. The two liquid storage tanks 43 are respectively fixedly connected to the U-shaped frame 44 and are located on both sides of the U-shaped frame 44. And the connecting pipe 46 is communicated with the liquid pumping pump 47 and is located at the liquid outlet end of the liquid pumping pump 47. The U-shaped frame 44 is fixedly connected to the corresponding connecting plate 24 and is located between the two connecting plates 24.

[0042] Further, the brushing and leveling assembly 40 includes a mounting frame 48, a moving plate 49, and two vertical plates 50. A collecting tray 51 is slidably disposed in the mounting frame 48. Support rods 52 are provided at both ends of the moving plate 49. A brush 53 is provided below the moving plate 49. And an electric push rod 26 is provided on one of the vertical plates 50. The mounting frame 48 is fixedly connected to the corresponding vertical plate 50 and is located between the two vertical plates 50. The moving plate 49 is slidably connected to the corresponding vertical plate 50 through the support rod 52 and is located between the two vertical plates 50. And the support rod 52 penetrates through the front and rear end faces of the vertical plate 50. The moving plate 49 is also fixedly connected to the electric push rod 26 and is located at the output end of the electric push rod 26. The two vertical plates 50 are respectively fixedly connected to the corresponding connecting plate 24 and are located below the two connecting plates 24.

[0043] In this embodiment, the electric push rod 26 drives the moving plate 49 to move up and down, so that the brush 53 can evenly brush the surface of the material, further ensuring the even application of the glue.

[0044] When the invention is used, first prepare two steel coils, and place the first steel coil 54 on the coil installation roller 23 on the first vertical plate, and then place the second steel coil 55 on the coil installation roller 23 on the second vertical plate. It should be noted that the coil installation roller 23 of the present design is driven by a stepper motor, and then the two steel coils are unwound. When unwound to the gluing mechanism, the liquid pump 47 is controlled to introduce the glue liquid in the liquid tank 43 into the glue spraying port 45 through the guide pipe 42, and then spray it to the surface of the extended steel coil, and then pass through the brushing mechanism, start the electric push rod 26 to reciprocate and extend, so that the moving plate 49 drives the multiple brushes 53 to evenly apply the glue on the steel coil, and then the unwound part extends between the multiple holding rollers 35 and the multiple conveying rollers. At this time, the staff places the foam board 56 on the multiple first conveying rollers 15 and the multiple second conveying rollers 16, and then starts the servo motor to make the multiple first conveying rollers 15 rotate to drive the foam board 56 to spread the glue on the steel coil. The plate 56 moves in the direction in which the two steel coils extend, and the foam plate 56 is bonded between the portions extending from the two steel coils, and then passes through the plurality of holding rollers 35 and the plurality of conveying rollers to form a sandwich panel, and then the formed sandwich panel is conveyed to the plurality of moving rollers 2 of the moving frame 3, and is also lifted up by the two lifting plates 5, and then the fixed motor 12 is controlled to make the driving gear 13 mesh with the rack plate 14, and then the moving frame 3 is adjusted to a suitable position by the roller 11 to achieve the purpose of cutting the sandwich panel of the required length, and then the plurality of hydraulic cylinders 9 are controlled to make the two contact plates press the sandwich panel, and then the cutting motor 30 is started to make one of the screws 31 rotate, and the other screw 31 is linked under the action of the synchronous belt 33 and the synchronous wheel 34, and at this time the cutting blade 32 moves laterally to cut the sandwich panel, and the cut sandwich panel is conveyed to the placement roller 27 to form a finished product.

[0045] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A foam sandwich panel production system, characterized in that: The invention comprises a moving mechanism and a conveying frame, wherein the moving mechanism comprises a plurality of moving rollers, a moving frame and two wheel groove seats, a cutting assembly and two lifting plates are arranged in the middle of the moving frame, a first bracket is arranged at one end of the moving frame, a second bracket is arranged at the other end of the moving frame, a plurality of hydraulic cylinders are arranged on the first bracket and the second bracket, a holding plate is arranged at the output end of the plurality of hydraulic cylinders, a roller is arranged below the moving frame, and the roller is located in the wheel groove seat, fixed motors are arranged on both sides of the moving frame, a driving gear is arranged at the output end of the fixed motor, a rack plate is arranged on one side of the wheel groove, and the The driving gear is meshed with the rack plate, and a plurality of first conveying rollers and a plurality of second conveying rollers are arranged in the conveying frame, a holding assembly is arranged above the conveying frame, a mounting frame is arranged on the holding assembly, two first vertical plates are arranged above the mounting frame, and two second vertical plates are arranged below the conveying frame, a transverse plate is arranged on the first vertical plate, and coil mounting rollers are arranged on the two first vertical plates and the two second vertical plates through bolts, connecting plates are arranged below the two transverse plates and below the conveying frame, a gluing mechanism is arranged below the connecting plate, and the two wheel groove seats are arranged at one end of the conveying frame.

2. The foam sandwich panel production system according to claim 1, characterized in that: The gluing mechanism at the transverse plate and the gluing mechanism at the conveying frame are arranged in mutually symmetrical directions.

3. The foam sandwich panel production system according to claim 2, characterized in that: A supporting roller is arranged at one end of the mounting frame, and a guiding roller is arranged at one end of the pressing assembly.

4. The foam sandwich panel production system according to claim 3, characterized in that: The foam sandwich panel production system also includes a plurality of placement rollers and two placement racks. The plurality of placement rollers are rotatably connected to the corresponding placement racks and are located between the two placement racks. The two placement racks are arranged at one end of the movable rack.

5. The foam sandwich panel production system according to claim 4, characterized in that: The cutting assembly includes a fixed frame and a cutting motor, two screws are rotatably arranged in the fixed frame, a cutting blade is threadedly arranged between the two screws, and the two screws are linked by a synchronous belt and a synchronous wheel, the cutting motor is fixedly connected to the fixed frame and is located at one end of the fixed frame, and one of the screws is transmission-connected to the cutting motor and is located at the output end of the cutting motor, the fixed frame is arranged in the middle of the movable frame, and is located between the two supporting plates, and is also located between the first bracket and the second bracket.

6. The foam sandwich panel production system according to claim 5, characterized in that: The holding assembly includes a plurality of holding rollers and two fixed plates. The plurality of holding rollers are rotatably connected to the corresponding fixed plates and are located between the two fixed plates. The plurality of holding rollers are aligned with the corresponding first conveying rollers and the second conveying rollers, respectively. The two fixed plates are fixedly connected to the conveying frames and are symmetrically arranged above the conveying frames. The mounting frame is arranged on the two fixed plates, and the guide roller is arranged at one end of the two fixed plates.

7. The foam sandwich panel production system according to claim 6, characterized in that: The gluing mechanism includes a lower roller, a first upper roller, a glue spraying assembly, a brushing assembly and a second upper roller, the lower roller is arranged below the connecting plate, the first upper roller is arranged below the connecting plate and is also located on one side of the lower roller, the glue spraying assembly is arranged below the connecting plate and is also located on one side of the first upper roller, the brushing assembly is arranged below the connecting plate and is also located on one side of the glue spraying assembly, and the second upper roller is arranged below the connecting plate and is also located on one side of the brushing assembly.

8. The foam sandwich panel production system according to claim 7, characterized in that: The glue spraying assembly includes a guide tube, two liquid tanks and a U-shaped frame. A plurality of glue spraying ports are arranged below the guide tube. Both ends of the guide tube are connected with connecting tubes. A liquid pump is arranged at the inner bottom of the liquid tank. The guide tube is arranged below the U-shaped frame. The two liquid tanks are respectively fixedly connected to the U-shaped frame and are located on both sides of the U-shaped frame. The connecting tube is connected to the liquid pump and is located at the liquid outlet end of the liquid pump. The U-shaped frame is fixedly connected to the corresponding connecting plate and is located between the two connecting plates.

9. The foam sandwich panel production system according to claim 8, characterized in that: The brushing assembly includes a mounting frame, a movable plate and two vertical plates, a collecting plate is slidably arranged in the mounting frame, support rods are arranged at both ends of the movable plate, a brush is arranged under the movable plate, and an electric push rod is arranged on one of the vertical plates, the mounting frame is fixedly connected to the corresponding vertical plate and is located between the two vertical plates, the movable plate is slidably connected to the corresponding vertical plate through the support rod and is located between the two vertical plates, and the support rod runs through the front and rear end surfaces of the vertical plates, the movable plate is also fixedly connected to the electric push rod and is located at the output end of the electric push rod, and the two vertical plates are respectively fixedly connected to the corresponding connecting plates and are located under the two connecting plates.

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