Multipurpose flat pasting production line

Abstract

The utility model belongs to the technical field of flat pasting production, and provides a multipurpose flat pasting production line which comprises an unwinding device, a gluing device, a constant-temperature oven, a pasting device and a winding device which are sequentially arranged and connected through a conveying device. The sheet bar forming machine further comprises a sheet bar feeding device and a sheet bar discharging device. The sheet feeding device is arranged between the unwinding device and the gluing device and is used for adding a to-be-processed sheet or sheet into a production line; and the plate sheet discharging device is arranged between the laminating device and the winding device and is used for taking away the processed plates or sheets from the production line. According to the multi-purpose flat pasting production line, flat pasting production of coiled materials, sheets and plates is switched on one production line according to needs, the multi-purpose flat pasting production line has very high adaptability and flexibility, different requirements of customers are met, the number of equipment and the occupied area can be reduced through multi-purpose arrangement, and the working intensity of the number of operators can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of flat lamination production, in particular to a multi-purpose flat lamination production line. Background Art

[0002] The flat lamination process is typically used to laminate a film (such as a protective film or printed film) onto the surface of a metal or non-metallic coil, or to laminate two metal or non-metallic sheets, or to laminate a film onto a sheet or plate. Due to the significant differences in the properties of the materials being laminated, laminating lines for coils, sheets, and plates are often not universal. Therefore, the vast majority of flat lamination lines currently on the market are dedicated, resulting in high equipment costs and significant floor space requirements.

[0003] The technical problem to be solved by the utility model is: how to solve the problem that the existing flat lamination production line has poor versatility, resulting in high equipment cost investment and large equipment footprint. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the purpose of the present invention is to provide a multi-purpose flat lamination production line, which can be applied to the flat lamination production of coils, sheets and plates and has the characteristics of good versatility.

[0005] The technical solution adopted by the utility model is: a multi-purpose flat laminating production line, including an unwinding device, a gluing device, a constant temperature oven, a laminating device and a winding device arranged in sequence, wherein the unwinding device, the gluing device, the constant temperature oven, the laminating device and the winding device are connected by a conveying device, and also includes a plate loading device and a plate unloading device;

[0006] The plate loading device is arranged between the unwinding device and the gluing device. The plate loading device includes a feed centering platform and a loading robot. The feed centering platform is connected to the conveying device between the unwinding device and the gluing device. The loading robot is mounted above the feed centering platform. The loading robot is used to place the plate or sheet to be processed on the feed centering platform.

[0007] The plate unloading device is arranged between the laminating device and the winding device. The plate unloading device includes a discharge centering platform and a discharge robot. The discharge centering platform is connected to the conveying device between the laminating device and the winding device. The discharge robot is mounted above the discharge centering platform. The discharge robot is used to remove the plate or sheet after flattening from the discharge centering platform.

[0008] The multi-purpose flat laminating production line of the present application realizes the loading and unloading of coils by arranging unwinding devices and rewinding devices at the head and end of the flat laminating production line, and realizes the flat laminating processing of coils on the production line; and realizes the loading and unloading of plates or sheets by arranging a plate loading device between the unwinding device and the gluing device, and realizes the loading and unloading of plates or sheets, and realizes the flat laminating processing of plates or sheets on the production line, that is, the flat laminating production of coils, sheets, and plates can be switched according to demand on one production line, which has strong adaptability and flexibility, and can meet the different requirements of customers. The multi-purpose setting can reduce the number of equipment and the floor space, and at the same time can reduce the number of operators and the work intensity.

[0009] In some embodiments, a cleaning device is further provided between the unwinding device and the feed centering platform. The cleaning device includes a cleaning frame and a cleaning box installed on the top of the cleaning frame. Several pressure roller groups and several first brush roller groups are arranged at intervals inside the cleaning box along the product conveying direction. Several spray pipes are also arranged at intervals inside the cleaning box. Several first air knives are also provided on the cleaning frame. A drying hood is also provided at one end of the cleaning frame close to the feed centering platform.

[0010] By adopting the above technical solution and setting up a cleaning device, the coiled material before gluing can be cleaned as needed to remove foreign matter on the surface of the coiled material and ensure the gluing effect.

[0011] In some embodiments, a preheating oven is further provided between the feed centering platform and the gluing device, and a cleaning device is provided at the input end of the preheating oven. The cleaning device includes a second brush roller group and a second air knife provided on one side of the second brush roller group. A self-adhesive roller is also provided at the output end of the preheating oven.

[0012] By adopting the above technical solution, the workpiece to be glued (plate, sheet or coil) can be preheated before gluing according to the characteristics of the glue to be applied, so as to facilitate the application of glue.

[0013] In some embodiments, a sheet loading device is further provided between the constant temperature oven and the laminating device. The sheet loading device includes a sheet placing platform, a sheet roller rack and a sheet picking and placing robot. The sheet platform is provided on the top of the constant temperature oven. The sheet roller rack connects the constant temperature oven and the laminating device. A lifting baffle is provided at one end of the sheet roller rack close to the laminating device. A pre-pressing roller group is also provided on the sheet roller rack. The sheet picking and placing robot is slidably connected to the sheet roller rack. The sheet picking and placing robot is used to remove the sheet from the sheet placing platform and place it on the sheet roller rack.

[0014] By adopting the above technical solution, when it is necessary to laminate and press a sheet with a plate or sheet material, the sheet can be pre-placed on the sheet platform manually or mechanically, and then a sheet robot will grab the sheet on the sheet platform and transfer it to the upper surface of the plate or sheet material on the sheet roller rack. In addition, in order to accurately align the sheet with the plate or sheet material, a lifting baffle is provided for intercepting the plate or sheet material. When the sheet is accurately placed on the upper surface of the plate or sheet material, the sheet and the plate or sheet material are pre-pressed by the pre-pressing roller group, and then the final pressing or laminating is carried out after entering the laminating device.

[0015] In some embodiments, a shearing device is provided at one end of the discharge centering platform close to the laminating device, and the shearing device includes a shearing frame, a shearing auxiliary pressure roller group and a cutter respectively installed on the shearing frame, the shearing auxiliary pressure roller group is arranged at the input end of the shearing frame, and the cutter is arranged at the output end of the shearing frame, and the cutter is slidably connected to the shearing frame.

[0016] By adopting the above technical solution, the composite coil, plate or sheet can be cut into the required size by setting a shearing device to facilitate subsequent winding or stacking.

[0017] In some embodiments, a lifting conveying platform is further provided between the laminating device and the shearing device, and the lifting conveying platform is driven to rise and fall by a cylinder, a hydraulic cylinder or a motor.

[0018] By adopting the above technical solution, when conveying plates or sheets, the lifting conveyor platform rises, and the height of the lifting conveyor platform is flush with the laminating device and the discharge centering platform. When conveying coils, the lifting conveyor platform is lowered, so that the height of the lifting conveyor platform is lower than the laminating device and the discharge centering platform, so that the coils are buffered during the conveyance process and the coils are prevented from wrinkling or breaking.

[0019] In some embodiments, a traction device is provided at one end of the unwinding device close to the gluing device, and the traction device is used to flatten the coiled material.

[0020] By adopting the above technical solution, the unwound coil can be flattened by setting a traction device to facilitate subsequent gluing and flat laminating operations.

[0021] In some embodiments, the gluing device includes a gluing machine frame, a glue control roller, a glue coating roller, a re-coating roller and a gluing mechanism respectively installed on the gluing machine frame. The glue control roller, the glue coating roller and the re-coating roller are arranged to rotate in parallel along the workpiece conveying direction inside the gluing machine frame, and the gluing mechanism is used to apply glue to the surface of the glue coating roller.

[0022] By adopting the above technical solution, glue can be evenly applied on the workpiece through the cooperation of the glue control roller, the glue coating roller and the re-coating roller.

[0023] In some embodiments, the laminating device includes a laminating frame, an upper pressing roller, a lower pressing roller and an upper film group respectively installed on the laminating frame, the upper pressing roller and the lower pressing roller are arranged on the frame to rotate relative to each other in the vertical direction, and the upper film group is used to place the rolled film material.

[0024] By adopting the above technical solution, the two layers of materials can be pressed together by the cooperation of the upper pressing roller and the lower pressing roller. The upper film group is used to release the thick film and the protective film. Whether to laminate and press flat can be selected according to product requirements.

[0025] In some embodiments, a PLC controller is also included, and the PLC controller is used to control the coordinated operation of various devices on the production line.

[0026] By adopting the above technical solution and utilizing PLC to automatically control the coordinated operation of various devices, production operations can be simplified, making it easier for operators to grasp various parameters of the production line, so as to adjust the production parameters of the production line or maintain the production line. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic structural diagram of a multi-purpose flat lamination production line from a top view of a preferred embodiment of the present invention;

[0028] Figure 2 Figure 1 The schematic diagram of the structure of the multi-purpose flat lamination production line from a side view is shown;

[0029] Figure 3 for Figure 1 The schematic diagram of the structure of the unwinding device, the first ground roller conveyor, the second ground roller conveyor and the traction device in the multi-purpose flat lamination production line shown;

[0030] Figure 4 for Figure 1 The schematic diagram of the structure of the cleaning device in the multi-purpose flat lamination production line shown;

[0031] Figure 5 for Figure 1 The schematic diagram of the structure of the sheet material feeding device in the multi-purpose flat lamination production line shown;

[0032] Figure 6 for Figure 1 The schematic diagram of the structure of the preheating oven and cleaning device in the multi-purpose flat lamination production line shown;

[0033] Figure 7 for Figure 1 The structural diagram of the gluing device in the multi-purpose flat lamination production line shown;

[0034] Figure 8 for Figure 1 The schematic diagram of the structure of the constant temperature oven and sheet feeding device in the multi-purpose flat lamination production line shown;

[0035] Figure 9 for Figure 1 The schematic diagram of the structure of the laminating device in the multi-purpose flat laminating production line shown;

[0036] Figure 10 for Figure 1 The schematic diagram of the structure of the lifting conveyor platform in the multi-purpose flat lamination production line shown;

[0037] Figure 11 for Figure 1 The schematic diagram of the structure of the shear plate in the multi-purpose flat lamination production line is shown.

[0038] Figure: 100, multi-purpose flat lamination production line; 1, unwinding device; 2, traction device; 3, cleaning device; 31, cleaning frame; 32, cleaning box; 33, pressing roller group; 34, first brush roller group; 35, first air knife; 36, water tank; 37, water pump; 38, filter; 39, drying hood; 4, sheet loading device; 41, feed centering platform; 411, feed roller frame; 412, side baffle; 41 3. Horizontal push plate; 42. Loading robot; 421. Gantry; 422. Lifting beam; 423. Plate suction cup; 5. Preheating oven; 51. Self-adhesive roller; 6. Cleaning device; 61. Second brush roller; 62. Second air knife; 63. Protective cover; 7. Gluing device; 71. Gluing rack; 72. Glue control roller; 73. Gluing roller; 74. Re-coating roller; 75. Bottom roller; 76. Glue tank; 8. Constant temperature oven; 9. Sheet loading device; 91. Sheet placement platform; 92. Sheet roller rack; 93. Sheet pick-and-place robot; 931. Translation rack; 932. Sheet suction cup; 94. Lifting baffle; 10. Laminating device; 101. Laminating frame; 102. Upper pressure roller; 103. Lower pressure roller; 104. Air expansion shaft; 105. Crane; 11. Shearing device; 111. Shearing frame; 112. Shearing auxiliary pressure roller group; 113. Cutter; 12. Plate unloading device; 13. Winding device; 14. Conveying device; 141. First floor roller conveyor platform; 142. Second floor roller conveyor platform; 143. First horizontal conveyor platform; 144. Second horizontal conveyor platform; 145. Third horizontal conveyor platform; 146. Lifting conveyor platform; 1461. Underframe; 1462. Lifting roller frame; 1463. Oil cylinder; 147. Third floor roller conveyor platform. DETAILED DESCRIPTION

[0039] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0040] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may also be an element centered thereon. When an element is considered to be "connected" to another element, it may be directly connected to the other element or there may also be an element centered thereon. When the number of an element is referred to as having "plurality", it may be any number of two or more. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended solely for the purpose of describing specific embodiments and are not intended to limit this invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0042] See also Figures 1 to 11 , which is a multi-purpose flat laminating production line 100 of a preferred embodiment of the present invention, comprises an unwinding device 1, a gluing device 7, a constant temperature oven 8, a laminating device 10 and a winding device 13 arranged in sequence, wherein the unwinding device 1, the gluing device 7, the constant temperature oven 8, the laminating device 10 and the winding device 13 are connected by a conveying device 14, and further comprises a sheet loading device 4 and a sheet unloading device 12;

[0043] The plate loading device 4 is arranged between the unwinding device 1 and the gluing device 7. The plate loading device 4 includes a feed centering platform 41 and a loading robot 42. The feed centering platform 41 is connected to the conveying device 14 between the unwinding device 1 and the gluing device 7. The loading robot 42 is mounted above the feed centering platform 41 and is used to place the plate or sheet to be processed on the feed centering platform 41.

[0044] The plate unloading device 12 is arranged between the laminating device 10 and the winding device 13. The plate unloading device 12 includes a discharge centering platform and a discharge robot. The discharge centering platform is connected to the conveying device 14 between the laminating device 10 and the winding device 13. The discharge robot is mounted above the discharge centering platform. The discharge robot is used to take the plate or sheet after flattening from the discharge centering platform.

[0045] The multi-purpose flat laminating production line 100 of the present application realizes loading and unloading of coils by arranging a unwinding device 1 and a winding device 13 at the head and the end of the flat laminating production line, and realizes flat laminating processing of coils on the production line; and realizes loading and unloading of plates or sheets by arranging a plate loading device 4 between the unwinding device 1 and the gluing device 7, and realizes loading and unloading of plates or sheets, and realizes flat laminating processing of plates or sheets on the production line, that is, the flat laminating production of coils, sheets, and plates can be switched according to demand on one production line, and has strong adaptability and flexibility to meet different requirements of customers. The multi-purpose setting can reduce the number of equipment and the floor space, and at the same time can reduce the number of operators and the work intensity.

[0046] like Figure 1 and Figure 2 As shown, specifically, the unwinding device 1 and the rewinding device 13 have the same structure, and both are provided with a roller for loading the coil on the frame, and the roller can be set as a powered roller or an unpowered roller according to demand.

[0047] like Figure 1 and Figure 5 As shown, similarly, the plate loading device 4 has the same structure as the plate unloading device 12. The plate loading device 4 is taken as an example for detailed introduction below. The feed centering platform 41 includes a feed roller frame 411, and a side baffle 412 is provided on one side of the feed roller frame 411, and a horizontal push plate 413 is provided on the other side. The horizontal push plate 413 is driven by a cylinder to move toward the side baffle 412 to push the plate material on the feed roller frame 411, so that the side edge of the plate material abuts against the side baffle 412 and is flush, thereby realizing automatic centering of the plate material on the feed roller frame 411. The loading robot 42 includes a gantry 421 added above the feed roller frame 411, a lifting beam 422 slidingly connected to the gantry 421, and a plate suction cup 423 installed at the bottom of the lifting beam 422. The lifting beam 422 can slide on the gantry 421 in the horizontal and vertical directions, and absorb the external plate or sheet through the plate suction cup 423, and then move it to a preset position on the feed roller frame 411, and then place the plate or sheet on the feed roller frame 411.

[0048] like Figure 1 and Figure 7 As shown, the gluing device 7 includes a gluing frame 71, a glue control roller 72, a glue coating roller 73, a secondary coating roller 74, and a gluing mechanism, which are respectively mounted on the gluing frame 71. The glue control roller 72, the glue coating roller 73, and the secondary coating roller 74 are arranged inside the gluing frame 71 to rotate in parallel along the workpiece conveying direction. The gluing mechanism is used to apply glue to the surface of the glue coating roller 73. Through the cooperation of the glue control roller 72, the glue coating roller 73, and the secondary coating roller 74, glue can be evenly applied to the workpiece.

[0049] Furthermore, a bottom roller 75 is provided at the bottom of the glue control roller 72, the glue coating roller 73 and the re-coating roller 74. The gluing mechanism includes a glue tank 76 provided on the gluing machine frame 71, and the glue tank 76 is communicated with a glue gun or glue basin provided on the side of the glue coating roller 73.

[0050] like Figure 1 and Figure 9 As shown, the laminating device 10 includes a laminating frame 101, an upper pressure roller 102, a lower pressure roller 103 and an upper film group respectively installed on the laminating frame 101. The upper pressure roller 102 and the lower pressure roller 103 are arranged on the frame to rotate relative to each other in the vertical direction. The upper film group is used to place the rolled film material. The two layers of material can be pressed together by the cooperation of the upper pressure roller 102 and the lower pressure roller 103. The upper film group is used to release the thick film and the protective film, and whether to coat the film flat can be selected according to product requirements. The upper film group includes at least one air expansion shaft 104. In this embodiment, the number of air expansion shafts 104 is two, and the two air expansion shafts 104 correspond to the thick film and the protective film respectively. In order to facilitate the upper and lower film materials, a crane 105 is also provided on the top of the laminating frame 101. Preferably, in order to facilitate the workpiece to enter and exit the laminating frame 101, auxiliary material guide roller racks are provided at the input and output ends of the laminating frame 101. The auxiliary material guide roller racks can be set to a foldable structure according to needs.

[0051] Furthermore, a traction device 2 is provided at one end of the unwinding device 1, near the gluing device 7. This traction device 2 is used to flatten the coiled material. This flattens the unwound coiled material, facilitating subsequent gluing and laminating operations. Specifically, the traction device 2 comprises a traction frame and a pair of pressure rollers rotatably mounted on the traction frame. The gap between the rollers can be adjusted based on the thickness of the coiled material.

[0052] Furthermore, a cleaning device 3 is provided between the unwinding device 1 and the feed centering platform 41. The cleaning device 3 includes a cleaning frame 31 and a cleaning box 32 mounted on top of the cleaning frame 31. Several pressure roller groups 33 and several first brush roller groups 34 are arranged at intervals inside the cleaning box 32 along the product conveying direction. Several spray pipes (not shown) are also arranged at intervals inside the cleaning box 32. Several first air knives 35 are also provided on the cleaning frame 31. A drying hood 39 is also provided at one end of the cleaning frame near the feed centering platform 41. By providing the cleaning device 3, the coiled material before gluing can be cleaned as needed to remove foreign matter on the surface of the coiled material and ensure the gluing effect.

[0053] Optionally, the first brush roller groups 34 and the pressure roller groups 33 may be alternately arranged along the conveying direction. In this embodiment, there are four cleaning boxes 32 , and the first air knife 35 is arranged at the connection between two adjacent cleaning boxes 32 .

[0054] Furthermore, a funnel-shaped sewage collection tank is provided at the bottom of the cleaning box 32 for collecting wastewater after cleaning. Furthermore, a water tank 36 is provided at the bottom of the cleaning frame 31. The water tank 36 is connected to the sewage collection tank and is provided with a filter 38 for filtering the sewage and a water pump 37 for supplying water.

[0055] like Figure 1 and Figure 6 As shown, a preheating oven 5 is further provided between the feed centering platform 41 and the gluing device 7. A cleaning device 6 is provided at the input end of the preheating oven 5. The cleaning device 6 includes a second brush roller 61 group and a second air knife 62 provided on one side of the second brush roller 61 group. A self-adhesive roller 51 is also provided at the output end of the preheating oven 5. Depending on the characteristics of the glue to be applied, the workpiece (plate, sheet or coil) to be glued can be preheated before gluing to facilitate the application of glue. Furthermore, the second brush roller 61 group is provided in a protective cover 63, and an exhaust port connected to the fan is provided at the top of the protective cover 63.

[0056] Furthermore, a sheet loading device 9 is provided between the constant temperature oven 8 and the laminating device 10. The sheet loading device 9 includes a sheet placing platform 91, a sheet roller rack 92 and a sheet picking and placing robot 93. The sheet platform is arranged on the top of the constant temperature oven 8. The sheet roller rack 92 connects the constant temperature oven 8 and the laminating device 10. A lifting baffle 94 is provided on the end of the sheet roller rack 92 close to the laminating device 10. A pre-pressing roller group is also provided on the sheet roller rack 92. The sheet picking and placing robot 93 is slidably connected to the sheet roller rack 92. The sheet picking and placing robot 93 is used to remove the sheet from the sheet placing platform 91 and place it on the sheet roller rack 92. When it is necessary to laminate and press a sheet with a plate or sheet material, the sheet can be pre-placed on the sheet platform manually or mechanically, and then a sheet robot grabs the sheet on the sheet platform and transfers it to the upper surface of the plate or sheet material on the sheet roller rack 92. In order to accurately align the sheet with the plate or sheet material, a lifting baffle 94 is provided for intercepting the plate or sheet material. When the sheet is accurately placed on the upper surface of the plate or sheet material, the sheet and the plate or sheet material are pre-pressed by the pre-pressing roller group, and then the final pressing or laminating is performed after entering the laminating device 10.

[0057] like Figure 8 As shown, the sheet placement robot 93 includes a translation frame 931 slidably connected to the sheet roller frame 92 and a sheet suction cup 932 elevated and lowered with the translation frame 931. The translation frame 931 can slide back and forth horizontally between the sheet roller frame 92 and the sheet placement platform 91 to transfer sheets from the sheet placement platform 91 to the sheet roller frame 92. In this embodiment, the lifting baffle 94 is driven by a pneumatic cylinder.

[0058] like Figure 1 、 Figure 2 and Figure 11 As shown, a shearing device 11 is provided at one end of the discharge centering platform near the laminating device 10. The shearing device 11 includes a shearing frame 111, a shearing auxiliary pressure roller group 112 and a cutter 113 respectively mounted on the shearing frame 111. The shearing auxiliary pressure roller group 112 is arranged at the input end of the shearing frame 111, and the cutter 113 is arranged at the output end of the shearing frame 111. The cutter 113 is slidably connected to the shearing frame 111. By providing the shearing device 11, the composite coil, plate or sheet can be sheared into the required size to facilitate subsequent winding or stacking. Optionally, the cutter 113 can be driven by a cylinder, an oil cylinder or a motor to move back and forth in the vertical direction on the shearing frame 111.

[0059] The conveying device 14 includes a first ground roller conveyor 141, a second ground roller conveyor 142, a first horizontal conveyor 143, a second horizontal conveyor 144, a third horizontal conveyor 145, a lifting conveyor 146, and a third ground roller conveyor 147. The first ground roller conveyor 141 connects the unwinding device 1 and the traction device 2, the second horizontal conveyor 144 is used to connect the traction device 2 and the cleaning device 3, the first horizontal conveyor 143 is used to connect the cleaning device 3 and the sheet loading device 4, the second horizontal conveyor 144 is used to connect the sheet loading device 4 and the cleaning device 6, the third horizontal conveyor 145 is used to connect the laminating device 10 and the lifting conveyor 146, the other end of the lifting conveyor 146 is connected to the sheet unloading device 12, and the third ground roller conveyor 147 is used to connect the sheet unloading device 12 and the winding device 13.

[0060] like Figure 1 and 10 As shown, a lifting platform 146 is provided between the laminating device 10 and the shearing device 11. The lifting platform 146 is driven up and down by a pneumatic cylinder, a hydraulic cylinder, or a motor. When conveying plates or sheets, the lifting platform 146 is raised, and the height of the lifting platform 146 is flush with the laminating device 10 and the discharge centering platform. When conveying coils, the lifting platform 146 is lowered, so that the height of the lifting platform 146 is lower than the laminating device 10 and the discharge centering platform, so that the coils are cushioned during conveyance and prevented from wrinkling or breaking.

[0061] Specifically, the lifting conveyor platform 146 includes a base frame 1461, a lifting roller frame 1462 arranged on the top of the base frame 1461, and a cylinder 1463 is installed on the base frame 1461. The cylinder body of the cylinder 1463 is pivotally connected to the base frame 1461, and the telescopic rod of the cylinder 1463 is pivotally connected to the lifting roller frame 1462. A scissor-shaped articulated frame is also provided between the base frame 1461 and the lifting roller frame 1462.

[0062] Preferably, the multi-purpose flat lamination production line 100 also includes a PLC controller (not shown) for controlling the coordinated operation of various devices on the production line. Using the PLC to automatically control the coordinated operation of various devices simplifies production operations and allows operators to better understand various production line parameters, making it easier for them to adjust production parameters and perform maintenance on the production line.

[0063] The multi-purpose flat lamination production line 100 of the present application can be used for veneer production of coils, sheets, plates and other materials. It has good versatility and flexibility, can meet the different needs of customers, improves the unloading of flat lamination production, and the multi-purpose design of one machine can greatly reduce the number of equipment and floor space, while also reducing the labor intensity and labor costs of workers. It adopts a PLC servo automatic control system, which is simple and convenient to operate, easy to master and maintain, and minimizes human participation in the flat lamination production process, shortens the production cycle, reduces time costs, and the precise lamination process reduces material waste and reduces raw material costs.

[0064] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A multi-purpose flat laminating production line, comprising an unwinding device (1), a gluing device (7), a constant temperature oven (8), a laminating device (10) and a winding device (13) arranged in sequence, wherein the unwinding device (1), the gluing device (7), the constant temperature oven (8), the laminating device (10) and the winding device (13) are connected by a conveying device (14), characterized in that: It also includes a plate loading device (4) and a plate unloading device (12); The plate loading device (4) is arranged between the unwinding device (1) and the gluing device (7), and the plate loading device (4) includes a feed centering platform (41) and a loading robot (42). The feed centering platform (41) is connected to the conveying device (14) between the unwinding device (1) and the gluing device (7), and the loading robot (42) is mounted above the feed centering platform (41). The loading robot (42) is used to place the plate or sheet to be processed on the feed centering platform (41); The plate unloading device (12) is arranged between the laminating device (10) and the winding device (13), and the plate unloading device (12) includes a discharge centering platform and a discharge robot. The discharge centering platform is connected to the conveying device (14) between the laminating device (10) and the winding device (13), and the discharge robot is mounted above the discharge centering platform. The discharge robot is used to take the plate or sheet after flattening from the discharge centering platform.

2. The multi-purpose flat lamination production line according to claim 1, characterized in that: A cleaning device (3) is further provided between the unwinding device (1) and the feed centering platform (41), the cleaning device (3) comprising a cleaning frame (31) and a cleaning box (32) mounted on the top of the cleaning frame (31), a plurality of pressure roller groups (33) and a plurality of first brush roller groups (34) being arranged at intervals inside the cleaning box (32) along the product conveying direction, a plurality of spray pipes being arranged at intervals inside the cleaning box (32), a plurality of first air knives (35) being arranged on the cleaning frame (31), and a drying hood (39) being provided at one end of the cleaning frame close to the feed centering platform (41).

3. The multi-purpose flat lamination production line according to claim 1, characterized in that: A preheating oven (5) is further provided between the feed centering platform (41) and the gluing device (7); a cleaning device (6) is provided at the input end of the preheating oven (5); the cleaning device (6) comprises a second brush roller (61) group and a second air knife (62) provided on one side of the second brush roller (61) group; and a self-adhesive roller (51) is further provided at the output end of the preheating oven (5).

4. The multi-purpose flat lamination production line according to claim 1, characterized in that: A sheet feeding device (9) is also provided between the constant temperature oven (8) and the laminating device (10), and the sheet feeding device (9) includes a sheet placement platform (91), a sheet roller frame (92) and a sheet picking and placing robot (93). The sheet platform is provided on the top of the constant temperature oven (8), and the sheet roller frame (92) connects the constant temperature oven (8) and the laminating device (10). A lifting baffle (94) is provided at one end of the sheet roller frame (92) close to the laminating device (10). A pre-pressing roller group is also provided on the sheet roller frame (92). The sheet picking and placing robot (93) is slidably connected to the sheet roller frame (92), and the sheet picking and placing robot (93) is used to take the sheet on the sheet placement platform (91) and place it on the sheet roller frame (92).

5. The multi-purpose flat lamination production line according to claim 1, characterized in that: A shearing device (11) is provided at one end of the discharge centering platform close to the laminating device (10), and the shearing device (111) comprises a shearing frame (111), a shearing auxiliary pressure roller group (112) and a cutter (113) respectively mounted on the shearing frame (111), the shearing auxiliary pressure roller group (112) is arranged at the input end of the shearing frame (111), and the cutter (113) is arranged at the output end of the shearing frame (111), and the cutter (113) is slidably connected to the shearing frame (111).

6. The multi-purpose flat lamination production line according to claim 5, characterized in that: A lifting and conveying platform (146) is also provided between the laminating device (10) and the shearing device (11), and the lifting and conveying platform (146) is driven to rise and fall by a cylinder, a hydraulic cylinder or a motor.

7. The multi-purpose lamination production line according to claim 1, characterized in that: A traction device (2) is provided at one end of the unwinding device (1) close to the gluing device (7), and the traction device (2) is used to flatten the coiled material.

8. The multi-purpose lamination production line according to claim 1, characterized in that: The gluing device (7) comprises a gluing machine frame (71), a glue control roller (72), a glue coating roller (73), a re-coating roller (74) and a gluing mechanism respectively mounted on the gluing machine frame (71); the glue control roller (72), the glue coating roller (73) and the re-coating roller (74) are arranged inside the gluing machine frame (71) and rotate in parallel along the workpiece conveying direction; the gluing mechanism is used for applying glue to the surface of the glue coating roller (73).

9. The multi-purpose lamination production line according to claim 1, characterized in that: The laminating device (10) comprises a laminating frame (101), an upper pressing roller (102), a lower pressing roller (103) and an upper film group respectively mounted on the laminating frame (101); the upper pressing roller (102) and the lower pressing roller (103) are arranged on the frame so as to rotate relative to each other in a vertical direction; and the upper film group is used for placing rolled film materials.

10. The multi-purpose flat lamination production line according to any one of claims 1 to 9, characterized in that: It also includes a plc controller, which is used to control the coordinated operation of various devices on the production line.

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