PP halogen-free flame-retardant sheet coiled material glue coating device with pressing structure

Abstract

The invention discloses a PP halogen-free flame-retardant sheet coiled material glue coating device with a pressing structure, which comprises a conveying device, a first mounting rack is mounted at the top end of the conveying device, an image acquisition device is mounted at the top end in the first mounting rack, and a second mounting rack is mounted at the bottom end of the conveying device. In the using process, pressure data and picture data are adopted for mutual verification, then the adhesive coating state of the PP halogen-free flame-retardant sheet plate coiled material is obtained, misjudgment of single data is avoided, and the accuracy of the adhesive coating state of the PP halogen-free flame-retardant sheet plate coiled material is greatly improved, so that the accuracy of the adhesive coating state of the PP halogen-free flame-retardant sheet plate coiled material is improved, and the adhesive coating quality of the PP halogen-free flame-retardant sheet plate coiled material is improved. According to the method, the accuracy, comprehensiveness and traceability of coating quality evaluation are realized, and in the production of the PP halogen-free flame-retardant sheet plate coiled material, the method can quickly identify dominant defects and early warn hidden quality risks, meanwhile, data support is provided for process optimization, and finally, the product consistency and the production efficiency are improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of PP halogen-free flame-retardant sheet and plate coiled material processing, in particular to a PP halogen-free flame-retardant sheet and plate coiled material gluing device with a pressing structure. BACKGROUND

[0002] The PP halogen-free flame-retardant sheet and plate coiled material is a sheet, plate or coiled material product with flame-retardant performance and is prepared from polypropylene (PP) as a base material and halogen-free flame retardants and is widely applied to the fields of industry, building and electronics with requirements for flame retardancy.

[0003] In the prior art, in order to realize more complex performance, a multilayer composite structure is adopted in the PP halogen-free flame-retardant sheet and plate coiled material processing process, at this time, glue may be coated between layers, glue is coated between layers, different functional layers are firmly attached by using the adhesive force, layering is avoided, and the overall structural stability and performance consistency are ensured, but in the traditional PP halogen-free flame-retardant sheet and plate coiled material gluing process, the gluing state is uncontrollable, so that after the functional layers are bonded, if there are gaps, the quality of the PP halogen-free flame-retardant sheet and plate coiled material is poor.

[0004] After retrieval, a kind of plate gluing device for communication tower reinforcement (publication number: CN117643994A) is disclosed in Chinese patent document, the present application discloses a kind of plate gluing device for communication tower reinforcement, including conveying mechanism, gluing mechanism, electric cabinet;The conveying mechanism includes conveyor belt, conveyor belt support, and conveyor belt support is equipped with the conveyor belt for conveying plate;The gluing mechanism includes gluing mechanism support, glue bin, gluing scraper, and glue bin and gluing mechanism gluing scraper are located above conveyor belt;When plate is conveyed to glue bin below by conveyor belt, structural glue in glue bin flows out from glue outlet position and drops on the surface of plate;The gluing scraper is located in the front side of glue bin, when plate is conveyed to the gluing scraper below by conveyor belt, the structural glue on the surface of plate is scraped by gluing scraper, and the structural glue is evenly coated on the surface of plate.Electric cabinet is used to provide power supply for conveying mechanism and gluing mechanism.The plate gluing device provided by the present application has high automation degree, improves gluing quality, saves labor cost and improves work efficiency, but still has the following defects:

[0005] Although the above-mentioned gluing device realizes high automation degree, improves gluing quality, saves labor cost and improves work efficiency, but it still has the problem that in the traditional PP halogen-free flame-retardant sheet and plate coiled material gluing process, the gluing state is uncontrollable, so that after the functional layers are bonded, if there are gaps, the quality of the PP halogen-free flame-retardant sheet and plate coiled material is poor. SUMMARY

[0006] The PP halogen-free flame-retardant sheet coiled material gluing device with the pressing structure aims to solve the uncontrollable gluing state in the conventional PP halogen-free flame-retardant sheet coiled material processing and gluing process, which leads to the poor quality of the PP halogen-free flame-retardant sheet coiled material due to the gap between the functional layers after bonding.

[0007] To achieve the above object, the present application provides the following technical scheme: a PP halogen-free flame-retardant sheet coiled material gluing device with a pressing structure, comprising a conveying device, a first mounting frame is mounted at the top end of the conveying device, an image acquisition device is mounted at the inside top end of the first mounting frame, a second mounting frame is mounted at the bottom end of the conveying device, a second mounting cavity is mounted in the second mounting frame, pressure sensors are symmetrically mounted at the inside bottom end of the second mounting cavity, the top ends of the pressure sensors are in contact with the abutting plates, the top ends of the abutting plates are in contact with the bottom ends of the silica gel pads, the silica gel pads are mounted in the inside of the mounting frame, a third mounting frame is arranged on one side of the first mounting frame, the third mounting frame is mounted at the top end of the conveying device, sliding sleeves are symmetrically movably connected to the outside walls of the third mounting frame, a connecting frame is mounted between the sliding sleeves, an abutting roller is rotatably connected to the inside of the connecting frame, the abutting roller is made of a teflon material, a storage cavity is mounted through the top end of the connecting frame, an atomizing nozzle is mounted at the bottom end of the storage cavity, a glue storage cavity is arranged on one side of the abutting roller, an electromagnetic valve is mounted at the bottom end of the glue storage cavity, a shunt pipe is mounted at the output end of the electromagnetic valve, drop valves are equidistantly mounted at the bottom end of the shunt pipe, and brushes are arranged between the glue storage cavity and the abutting roller.

[0008] Preferably, plug-in blocks are symmetrically mounted at the top end of the image acquisition device, the plug-in blocks are plugged into the inside of plug-in cavities, the plug-in cavities are symmetrically mounted on the inside walls of the two sides of the first mounting cavity, and the first mounting cavity is mounted at the inside top end of the first mounting frame.

[0009] Preferably, flexible sheets are symmetrically mounted in the inside of the plug-in cavities, second limiting protrusions are equidistantly mounted on the corresponding outside walls of the flexible sheets, the outside walls of the second limiting protrusions are in contact with the outside walls of the first limiting protrusions, and the first limiting protrusions are equidistantly and symmetrically mounted on the outside walls of the plug-in blocks.

[0010] Preferably, a metal mesh plate is mounted through the top end of the first mounting cavity, mounting plates are mounted between the plug-in cavities, and centrifugal fans are mounted at the bottom end of the mounting plates.

[0011] Preferably, the bottom end of the mounting frame is provided with a connecting block, the connecting block is inserted into the top end of a connecting cavity, the connecting cavity is arranged at the top end of the second mounting cavity, the inner bottom end of the connecting cavity is inlaid with a first male magnetic block, the top end of the first male magnetic block is magnetically attracted to the bottom end of a first female magnetic block, and the first female magnetic block is inlaid in the bottom end of the connecting block.

[0012] Preferably, the top end of the storage cavity is symmetrically hinged to one end of a supporting arm through a movable shaft, the top end of the supporting arm is hinged to the bottom end of a sliding block, the sliding block is movably connected in the inner part of a sliding groove, the sliding groove is symmetrically arranged in the top end of the third mounting frame, the top end of the sliding block is provided with a transmission screw rod sleeve, the inner part of the transmission screw rod sleeve is penetrated and engaged with a connecting screw rod, the connecting screw rod is rotatably connected between two fixing blocks, one side of one of the fixing blocks is provided with an output device, the output end of the output device is in transmission connection with one end of the corresponding connecting screw rod, a transmission rod is arranged between the two connecting screw rods, and the tooth structures on the outer side walls of the two connecting screw rods are oppositely arranged.

[0013] Preferably, the inner part of the glue storage cavity is provided with a rotating shaft, the top end of the rotating shaft is in transmission connection with the bottom end of the output device, the output device is arranged at the top end of the glue storage cavity, the outer side wall of the rotating shaft is provided with mixing plates at equal intervals, the end of each mixing plate away from the rotating shaft is provided with a silica gel scraping piece, an electric heating pipe is arranged in the cavity of the glue storage cavity, the output end and the input end of the electric heating pipe are connected with the output end and the input end of an electric heater, and the electric heater is arranged on the outer side wall of the glue storage cavity.

[0014] Preferably, the top end of the brush is provided with an interface block, one end of the interface block is inserted into the inner part of an interface cavity, one end of the interface cavity is inlaid with a second male magnetic block, one end of the second male magnetic block is magnetically attracted to one end of a second female magnetic block, the second female magnetic block is inlaid in one end of the interface block, the interface cavity is inlaid in the outer side wall of an interface plate, and the glue storage cavity is arranged on one side of the outer side wall of the interface plate.

[0015] Preferably, the image acquisition device and the pressure sensor are electrically connected with a glue coating state analysis system, the glue coating state analysis system comprises an image data analysis module, a pressure value monitoring module and a state analysis module.

[0016] The image data analysis module is used to acquire image parameter data through the image acquisition device, analyze the uniformity of the glue layer according to the image parameter data, and acquire glue layer uniformity parameter data.

[0017] The pressure value monitoring module functions to analyze the pressure parameter data obtained, whether the pressure parameter data is within a threshold interval of a specified pressure parameter data, and further analyze the glue layer thickness analysis data, and transmit the glue layer thickness analysis data to the state analysis module;

[0018] The state analysis module functions to standardize the glue layer thickness analysis data and the glue layer uniformity analysis data, fuse the standardized glue layer thickness analysis data and the standardized glue layer uniformity analysis data, and add a floating threshold value, obtain PP halogen-free flame-retardant sheet and plate coiled material gluing state data, and complete the PP halogen-free flame-retardant sheet and plate coiled material gluing state according to whether the PP halogen-free flame-retardant sheet and plate coiled material gluing state data is within a PP halogen-free flame-retardant sheet and plate coiled material gluing state specified threshold interval.

[0019] Preferably, the specific steps of the image data analysis module obtaining the glue layer uniformity parameter data are as follows:

[0020] S1: first receive image parameter data of the image acquisition device;

[0021] S2: pre-process the image parameter data;

[0022] S3: divide the glue layer region into a plurality of sub-regions;

[0023] S4: calculate the average gray value of each sub-region;

[0024] S5: quantify uniformity by a coefficient of variation;

[0025] S6: finally obtain the glue layer uniformity parameter data according to a standard coefficient of variation.

[0026] Compared with the prior art, the present application has the following advantages:

[0027] 1. In the use process of the present application, pressure data and picture data are used to verify each other, and then the PP halogen-free flame-retardant sheet and plate coiled material gluing state is obtained, and the accuracy, comprehensiveness and traceability of the gluing quality evaluation are realized by avoiding the misjudgment of single data.

[0028] 2. In the use process of the present application, the glue in the glue storage cavity is heated by the electric heating pipe to prevent the glue from solidifying, and the mixing plate is driven to rotate at a constant speed by the output device to mix the glue sufficiently, thereby improving the relative uniformity of the glue composition, and the glue on the inner side wall of the glue storage cavity is scraped off by the silicone scraper during the mixing process of the mixing plate, thereby reducing resource waste.

[0029] 3. During the use of the present invention, the brush, image acquisition device and pressure sensor can be quickly disassembled and assembled during maintenance operations, which makes it more convenient to perform maintenance operations on the brush, image acquisition device and pressure sensor in the later stage, thereby improving the practicality and convenience of the device.

[0030] 4. The present invention has no limitations during use, can adapt to the coating sizes of different PP halogen-free flame-retardant sheet coils, and can complete the pressing operation according to needs, thereby improving practicality and convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a schematic diagram of the main structure of the present invention;

[0032] Figure 2 This is a schematic diagram of the disassembled parts structure of the image acquisition device and the first installation cavity in the present invention;

[0033] Figure 3 Schematic diagram of the split parts structure of the second mounting cavity and the mounting frame in the present invention;

[0034] Figure 4 Schematic diagram of the structure of the combined parts of the third mounting bracket and the abutting roller in the present invention;

[0035] Figure 5 This is a schematic diagram of the structure of the combined parts of the connecting plate, glue storage chamber, solenoid valve, shunt pipe and drip valve in the present invention;

[0036] Figure 6 Schematic diagram of the cross-sectional structure of the glue storage chamber in the present invention;

[0037] Figure 7 This is a schematic diagram of the structure of the combined parts of the connecting block, the second female magnetic block and the brush in the present invention;

[0038] Figure 8 This is a schematic diagram of the module parts structure of the adhesive coating state analysis system of the present invention;

[0039] Figure 9 This is a schematic diagram of the specific steps for the image data analysis module in the present invention to obtain the uniformity parameter data of the adhesive layer.

[0040] In the figure: 1, conveying device; 2, first mounting frame; 3, image acquisition device; 4, plug-in block; 5, first limiting protrusion; 6, second limiting protrusion; 7, flexible sheet; 8, plug-in cavity; 9, mounting plate; 10, first mounting cavity;

[0041] 11, centrifugal fan; 12, metal mesh plate; 13, second mounting frame; 14, second mounting cavity; 15, pressure sensor; 16, abutting plate; 17, silica gel pad; 18, mounting frame; 19, connecting block; 20, connecting cavity;

[0042] 21, first male magnetic suction block; 22, first female magnetic suction block; 23, third mounting frame; 24, sliding sleeve; 25, connecting frame; 26, abutting roller; 27, storage cavity; 28, support arm; 29, sliding block; 30, sliding groove;

[0043] 31, connecting screw; 32, transmission screw sleeve; 33, fixed block; 34, transmission rod; 35, abutting plate; 36, glue storage cavity; 37, rotating shaft; 38, mixing plate; 39, electric heating tube; 40, electric heater;

[0044] 41, electromagnetic valve; 42, shunt pipe; 43, droplet valve; 44, abutting cavity; 45, second male magnetic suction block; 46, abutting block; 47, second female magnetic suction block; 48, brush. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application.

[0046] Embodiment 1

[0047] Please refer to Figures 1-7 The present application provides a PP halogen-free flame-retardant sheet and plate coiled material gluing device with a pressing structure, which comprises a conveying device 1, the top end of the conveying device 1 is fixedly connected with a first mounting frame 2 provided with a "concave" structure, the inner top end of the first mounting frame 2 is fixedly connected with a first mounting cavity 10, the inner walls on both sides of the first mounting cavity 10 are fixedly connected with plug-in cavities 8, the inside of each plug-in cavity 8 is fixedly connected with a flexible sheet 7, the outer side walls of the flexible sheet 7 corresponding to each other are fixedly connected with second limiting protrusions 6 at equal intervals, the outer side wall of each second limiting protrusion 6 abuts against the outer side wall of a first limiting protrusion 5, the first limiting protrusions 5 are fixedly connected to the front end outer wall and the rear end outer wall of a plug-in block 4 at equal intervals, the plug-in block 4 is plugged into the bottom end inside of each plug-in cavity 8, the plug-in block 4 is fixedly connected to the top end of an image acquisition device 3, mounting plates 9 are fixedly connected between the plug-in cavities 8, the bottom end of each mounting plate 9 is fixedly connected with a centrifugal fan 11, and the top end of the first mounting cavity 10 is fixedly connected with a metal mesh plate 12.

[0048] In use, the state of the PP halogen-free flame-retardant sheet coiled material after the gluing is completed is taken in real time by the image acquisition device 3, the coating effect is analyzed, the heat generated by the image acquisition device 3 during operation is discharged through the centrifugal force generated by the operation of the centrifugal fan 11, the heat energy is discharged through the metal mesh plate 12, the image acquisition device 3 is inserted into the bottom end of the insertion cavity 8 through the insertion block 4, and the image acquisition device 3 is limited and fixed by the outer side wall of the second limiting block 6 abutting against the outer side wall of the first limiting block 5. In this way, the traditional bolt fixing mode is abandoned, and the image acquisition device 3 is convenient for later maintenance operation.

[0049] The bottom end of the conveying device 1 is fixedly connected with a second mounting frame 13, the inner bottom end of the second mounting frame 13 is fixedly connected with a second mounting cavity 14, the inner bottom end of the second mounting cavity 14 is fixedly connected with two pressure sensors 15, the detection ends of the two pressure sensors 15 are in abutment with the bottom end of an abutment plate 16, the top end of the abutment plate 16 is in abutment with the bottom end of a silica gel pad 17, the top end of the silica gel pad 17 is in abutment with the bottom end of the conveying device 1, the silica gel pad 17 is fixedly connected in the inner portion of a mounting frame 18, the bottom end of the mounting frame 18 is fixedly connected with a hollow-structured connecting block 19, the bottom end of the connecting block 19 is fixedly connected with a first female magnetic block 22, the bottom end of the connecting block 19 is inserted into the top end of a connecting cavity 20 provided at the top end of the second mounting cavity 14, the inner bottom end of the connecting cavity 20 is fixedly connected with a first male magnetic block 21, and the top end of the first male magnetic block 21 is in abutment with and magnetically attracted to the bottom end of the first female magnetic block 22.

[0050] In use, when the PP halogen-free flame-retardant sheet coiled material after the gluing is completed is transmitted by the conveying device 1, the weight of the PP halogen-free flame-retardant sheet coiled material after the gluing is completed abuts against the silica gel pad 17, further extruding the abutment plate 16, so that the pressure sensor 15 obtains pressure parameter data, according to the pressure parameter data, whether the PP halogen-free flame-retardant sheet coiled material after the gluing is completed has a stacking condition is obtained, and the silica gel pad 17 and the mounting frame 18 are inserted into the top end of the connecting cavity 20 through the connecting block 19, and are in abutment and magnetically attracted by the first male magnetic block 21 at the top end and the first female magnetic block 22 at the bottom end, and are limited and fixed by magnetic attraction, in this way, the pressure sensor 15 is convenient for rapid maintenance operation.

[0051] The top end of the conveying device 1 is fixedly connected with a third mounting frame 23, the top end of the third mounting frame 23 is internally and symmetrically provided with sliding grooves 30, the sliding grooves 30 are all movably connected with sliding blocks 29, and the sliding blocks 29 are relatively movable or oppositely movable in the sliding grooves 30, the top end of the sliding block 29 is vertically and fixedly connected with a transmission screw sleeve 32, and the transmission screw sleeve 32 is penetratingly and meshedly connected with a connecting screw 31, the connecting screw 31 is rotatably connected between two fixed blocks 33, the fixed blocks 33 are symmetrically and fixedly connected at the top end of the third mounting frame 23, the sidewall of one of the fixed blocks 33 is fixedly connected with an output device, the output device is provided in the form of a motor structure, the output end of the output device is fixedly connected with one end of the corresponding connecting screw 31, a transmission rod 34 is fixedly connected between the two connecting screws 31, the outer sidewalls of the two transmission rods 34 are all provided with opposite structures, the vertical outer wall of the third mounting frame 23 is symmetrically and slidingly connected with sliding sleeves 24, the sliding sleeves 24 are fixedly connected with a connecting frame 25 provided in the form of a concave structure, the connecting frame 25 is rotatably connected with contact rollers 26 provided in the form of a teflon material in the inside, the top end of the connecting frame 25 is penetratingly and fixedly connected with a storage cavity 27, and the bottom end of the storage cavity 27 is fixedly connected with atomizing nozzles at equal intervals, the inside of the storage cavity 27 is filled with fluorine-based release agents, and the top end of the storage cavity 27 and the bottom end of the sliding block 29 are symmetrically provided with support arms 28, the support arms 28 are provided in the form of an eight-character structure, and the two ends of the support arms 28 are respectively hingedly connected with the bottom end of the sliding block 29 and the top end of the storage cavity 27.

[0052] In use, according to the PP halogen-free flame-retardant sheet coil material required for the compacting operation, the output device drives the two connecting screws 31 to synchronously rotate forward or reversely, so that the transmission screw sleeve 32 drives the sliding block 29 to relatively move or oppositely move, the support arm 28 changes the inclination angle, the storage cavity 27, the connecting frame 25 and the contact roller 26 vertically move, the contact roller 26 applies appropriate force to the glue layer coated on the surface of the PP halogen-free flame-retardant sheet coil material required for the compacting operation, and because the contact roller 26 is provided in the form of a teflon material, the glue is effectively prevented from adhering to the surface of the contact roller 26, the storage cavity 27 cooperates with the atomizing nozzle to spray a small amount of fluorine-based release agent to the surface of the contact roller 26 at regular time, the contact roller 26 is further prevented from adhering to the glue, the waste of resources is avoided, and the glue falling to cause the PP halogen-free flame-retardant sheet coil material to accumulate is avoided.

[0053] One side of the connecting frame 25 is fixedly connected with the abutting plate 35, one side of the abutting plate 35 is fixedly connected with the glue storage cavity 36, the top end of the glue storage cavity 36 is fixedly connected with the output device, the output device is provided with a motor structure, the output end of the output device penetrates the top end of the glue storage cavity 36 and extends to the inside of the glue storage cavity 36, and the top end of the rotating shaft 37 is fixedly connected with the output device, the outer side wall of the rotating shaft 37 is fixedly connected with the mixing plate 38 at equal intervals, one end of the mixing plate 38 away from the rotating shaft 37 is fixedly connected with the silica gel scraper, one end of the silica gel scraper away from the mixing plate 38 abuts against the inner side wall of the glue storage cavity 36, the cavity inside the glue storage cavity 36 is provided with the electric heating tube 39, the output end and the input end of the electric heating tube 39 are connected with the output end and the input end of the electric heater 40, the electric heater 40 is fixedly connected with the outer side wall of the glue storage cavity 36, the bottom end of the glue storage cavity 36 is fixedly connected with the electromagnetic valve 41, the output end of the electromagnetic valve 41 is fixedly connected with the shunt pipe 42, and the bottom end of the shunt pipe 42 is fixedly connected with the drop valve 43 at equal intervals.

[0054] In the use process, the glue in the glue storage cavity 36 is transmitted to the inside of the shunt pipe 42 by controlling the electromagnetic valve 41, and the glue is dropped to the top end surface of the PP halogen-free flame-retardant sheet coil by the drop valve 43, and in the process of storing the glue, the glue in the glue storage cavity 36 is heated by the electric heating tube 39 to avoid the glue solidification, and at the same time, the output device drives the rotating shaft 37 to rotate at a constant speed to drive the mixing plate 38 to mix the glue sufficiently, which effectively improves the relative uniformity of the glue composition, and at the same time, in the mixing process of the mixing plate 38, the silica gel scraper abuts against the inner side wall of the glue storage cavity 36 to scrape off the glue on the inner side wall of the glue storage cavity 36, thereby reducing the waste of resources.

[0055] The bottom end of the abutting plate 35 abuts against the brush 48, the top end side wall of the brush 48 is fixedly connected with the abutting block 46, one end of the abutting block 46 is fixedly connected with the second female magnetic block 47, one end of the abutting block 46 is inserted into one end of the abutting cavity 44, the second male magnetic block 45 is inlaid in the inside of the abutting cavity 44, one end of the second male magnetic block 45 abuts against and magnetically attracts one end of the second female magnetic block 47, the abutting cavity 44 is fixedly connected with the outer side wall of the abutting plate 35, and the brush 48 is between the glue storage cavity 36 and the abutting roller 26.

[0056] When the PP halogen-free flame-retardant sheet coil passes through the brush 48, the accumulated glue layer is uniformly coated by the brush 48, the brush 48 is inserted into the inside of the abutting cavity 44 through the abutting block 46, one end of the second male magnetic block 45 abuts against and magnetically attracts one end of the second female magnetic block 47, and the brush 48 is separated quickly by this way, and then the brush 48 is cleaned, which avoids the glue layer solidifying on the surface of the brush 48 and causing poor uniform coating effect of the brush 48.

[0057] The specific use flow of the embodiment is as follows:

[0058] Firstly, the required PP halogen-free flame-retardant sheet coil to be glued is placed on the conveying device 1, conveyed to the next equipment through the conveying device 1, and the glue in the glue storage cavity 36 is transmitted to the inside of the shunt pipe 42 through the control solenoid valve 41, and the glue is dropped to the top surface of the PP halogen-free flame-retardant sheet coil through the drop valve 43;

[0059] Secondly, when the PP halogen-free flame-retardant sheet coil passes through the brush 48, the accumulated glue layer is uniformly coated through the brush 48, and then the output equipment drives the two side connecting lead screws 31 to synchronously rotate forward or reversely, so that the transmission lead screw sleeve 32 drives the sliding block 29 to relatively move or oppositely move, and then the support arm 28 changes the inclination angle, pushes the storage cavity 27, the connecting frame 25 and the abutting roller 26 to vertically move, and the abutting roller 26 is pressed against the PP halogen-free flame-retardant sheet coil surface coated with the glue layer for pressing operation;

[0060] Afterwards, when the PP halogen-free flame-retardant sheet coil after gluing is transmitted through the conveying device 1, the PP halogen-free flame-retardant sheet coil after gluing is further extruded against the silicone rubber pad 17 due to its own weight, so that the pressure sensor 15 obtains the pressure parameter data, and whether the PP halogen-free flame-retardant sheet coil after gluing has the accumulation condition is obtained according to the pressure parameter data;

[0061] Finally, the state of the PP halogen-free flame-retardant sheet coil after gluing is taken in real time through the image acquisition device 3, the coating effect is analyzed, the heat generated by the image acquisition device 3 in the operation process is discharged through the metal mesh plate 12 by the centrifugal force generated by the centrifugal fan 11, and thus the PP halogen-free flame-retardant sheet coil gluing device with the pressing structure is used.

[0062] It should be noted that the present application is a PP halogen-free flame-retardant sheet coil gluing device with a pressing structure, all components are general standard components or components known to those skilled in the art, the structure and principle thereof are known to those skilled in the art through technical manuals or through conventional experimental methods, during the idle state of the device, all electrical components, power elements, electrical components and the matched monitoring computer and power supply are connected through wires, the specific connection means should be referred to the working principle, the electrical components are sequentially connected, and the detailed connection means is a known technology in the art.

[0063] Embodiment 2

[0064] Please refer to Figure 8 and Figure 9The application provides a PP halogen-free flame-retardant sheet and plate coiled material rubber coating device with a pressing structure, which comprises an image acquisition device (3) and a pressure sensor (15), and the image acquisition device (3) and the pressure sensor (15) are electrically connected with a rubber coating state analysis system, the rubber coating state analysis system comprises an image data analysis module, a pressure value monitoring module and a state analysis module.

[0065] The image data analysis module is used for acquiring image parameter data through the image acquisition device (3) and analyzing the rubber layer uniformity according to the image parameter data to acquire rubber layer uniformity parameter data.

[0066] The pressure value monitoring module is used for analyzing the pressure parameter data, whether the pressure parameter data is in a threshold interval of a specified pressure parameter data, and then analyzing rubber layer thickness analysis data and transmitting the rubber layer thickness analysis data to the state analysis module.

[0067] The state analysis module is used for standardizing the rubber layer thickness analysis data and the rubber layer uniformity analysis data according to the rubber layer thickness analysis data and the rubber layer uniformity analysis data, fusing the rubber layer thickness analysis data and the rubber layer uniformity analysis data after the standardization and adding a floating threshold value, acquiring PP halogen-free flame-retardant sheet and plate coiled material rubber coating state data, and determining whether the PP halogen-free flame-retardant sheet and plate coiled material rubber coating state data is in a PP halogen-free flame-retardant sheet and plate coiled material rubber coating state specified threshold interval to complete the PP halogen-free flame-retardant sheet and plate coiled material rubber coating state.

[0068] The image acquisition device (3) is provided with an industrial camera structure, and the resolution is greater than or equal to 5 million pixels and the frame rate is greater than or equal to 50 fps.

[0069] The specific steps for the image data analysis module to acquire the rubber layer uniformity parameter data are as follows.

[0070] S1: first, receive image parameter data of the image acquisition device (3);

[0071] S2: complete the preprocessing of the image parameter data;

[0072] S3: divide the rubber layer area into a plurality of subareas;

[0073] S4: calculate the average gray value of each subarea;

[0074] S5: quantify the uniformity through a variation coefficient;

[0075] S6: finally, acquire the rubber layer uniformity parameter data according to a standard variation coefficient.

[0076] In the S2, the image parameter data is preprocessed, specifically, the original image is processed by Gaussian filtering or median filtering to avoid noise being misjudged as a defect, and for the image with small gray difference between the adhesive layer and the substrate, histogram equalization or adaptive threshold segmentation is used to highlight the boundary between the adhesive layer region and the background, and finally perspective transformation or pixel remapping correction is performed to ensure that each point in the image corresponds to the actual position of the roll material.

[0077] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can make modifications to the technical solutions recorded in the foregoing embodiments, or make equivalent replacements to part of the technical features, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A PP halogen-free flame-retardant sheet and roll coater with a compression structure, comprising a conveying device (1), characterized in that: The top end of the conveying device (1) is provided with a first mounting frame (2), the inner top end of the first mounting frame (2) is provided with an image acquisition device (3), the bottom end of the conveying device (1) is provided with a second mounting frame (13), the inner side of the second mounting frame (13) is provided with a second mounting cavity (14), the inner bottom end of the second mounting cavity (14) is symmetrically provided with a pressure sensor (15), the top end of the pressure sensor (15) is in contact with a contact plate (16), the top end of the contact plate (16) is in contact with the bottom end of a silica gel pad (17), the silica gel pad (17) is mounted in the inner side of a mounting frame (18), one side of the first mounting frame (2) is provided with a third mounting frame (23), the third mounting frame (23) is mounted at the top end of the conveying device (1), the outer side wall of the third mounting frame (23) is symmetrically movably connected with a sliding sleeve (24), the sliding sleeve (24) is mounted with a connecting frame (25), the connecting frame (25) is rotatably connected with a contact roller (26), the contact roller (26) is made of a teflon material structure, the top end of the connecting frame (25) penetrates a storage cavity (27), and the bottom end of the storage cavity (27) is provided with an atomizing nozzle, one side of the contact roller (26) is provided with a glue storage cavity (36), the bottom end of the glue storage cavity (36) is provided with a solenoid valve (41), the output end of the solenoid valve (41) is provided with a shunt pipe (42), and the bottom end of the shunt pipe (42) is provided with a drop valve (43) at equal intervals, and the glue storage cavity (36) and the contact roller (26) are provided with a brush (48).

2. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The top end of the image acquisition device (3) is symmetrically provided with a plug-in block (4), the plug-in block (4) is plugged into the inner side of a plug-in cavity (8), the plug-in cavity (8) is symmetrically mounted on the inner side wall of a first mounting cavity (10) on both sides, and the first mounting cavity (10) is mounted in the inner top end of the first mounting frame (2).

3. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 2, characterized in that: The inner side of the plug-in cavity (8) is symmetrically provided with a flexible sheet (7), and the outer side wall of the flexible sheet (7) is provided with a second limiting block (6) at equal intervals, the outer side wall of the second limiting block (6) is in contact with the outer side wall of the first limiting block (5), and the first limiting block (5) is symmetrically mounted on the outer side wall of the plug-in block (4) at equal intervals.

4. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 2, characterized in that: The top end of the first mounting cavity (10) penetrates a metal mesh plate (12), and the plug-in cavity (8) is provided with a mounting plate (9), and the bottom end of the mounting plate (9) is provided with a centrifugal fan (11).

5. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The bottom end of the mounting frame (18) is provided with a connecting block (19), and the connecting block (19) is plugged into the inner top end of a connecting cavity (20), the connecting cavity (20) is opened at the top end of the second mounting cavity (14), the inner bottom end of the connecting cavity (20) is inlaid with a first male magnetic block (21), and the top end of the first male magnetic block (21) is magnetically attracted to the bottom end of a first female magnetic block (22), and the first female magnetic block (22) is inlaid in the bottom end of the connecting block (19).

6. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The top end of the storage cavity (27) is symmetrically hinged to one end of the supporting arm (28) through a movable shaft, the top end of the supporting arm (28) is hinged to the bottom end of the sliding block (29), the sliding block (29) is movably connected inside the sliding groove (30), the sliding groove (30) is symmetrically arranged inside the top end of the third mounting frame (23), the top end of the sliding block (29) is provided with a transmission screw sleeve (32), a connecting screw rod (31) is penetratingly and meshingly connected inside the transmission screw sleeve (32), the connecting screw rod (31) is rotatably connected between the two fixed blocks (33), one side of one of the fixed blocks (33) is provided with an output device, the output end of the output device is drivingly connected to one end of the corresponding connecting screw rod (31), a transmission rod (34) is arranged between the two connecting screw rods (31), and the teeth on the outer side walls of the two connecting screw rods (31) are oppositely arranged.

7. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The inside of the glue storage cavity (36) is provided with a rotating shaft (37), and the top end of the rotating shaft (37) is drivingly connected to the bottom end of the output device, the output device is mounted on the top end of the glue storage cavity (36), the outer side wall of the rotating shaft (37) is provided with a mixing plate (38) at equal intervals, the end of the mixing plate (38) away from the rotating shaft (37) is provided with a silica gel scraping piece, an electric heating pipe (39) is mounted in the cavity of the glue storage cavity (36), and the output end and the input end of the electric heating pipe (39) are connected to the output end and the input end of the electric heater (40). The electric heater (40) is mounted on the outer side wall of the glue storage cavity (36).

8. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The top end of the brush (48) is provided with an abutting block (46), one end of the abutting block (46) is inserted into the inside of the abutting cavity (44), one end of the abutting cavity (44) is inlaid with a second male magnetic suction block (45), one end of the second male magnetic suction block (45) is magnetically attracted to one end of a second female magnetic suction block (47), the second female magnetic suction block (47) is inlaid in one end of the abutting block (46), the abutting cavity (44) is inlaid in the outer side wall of the abutting plate (35), and the glue storage cavity (36) is mounted on one side of the outer side wall of the abutting plate (35).

9. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 1, characterized in that: The image acquisition device (3) and the pressure sensor (15) are electrically connected with the glue coating state analysis system, the glue coating state analysis system comprises an image data analysis module, a pressure value monitoring module and a state analysis module; The image data analysis module is used for acquiring image parameter data through the image acquisition device (3) and analyzing the uniformity of the glue layer according to the image parameter data to obtain glue layer uniformity parameter data; The pressure value monitoring module is used for analyzing the pressure parameter data, whether the pressure parameter data is within a specified pressure parameter data threshold range, and then analyzing the glue layer thickness analysis data, and transmitting the glue layer thickness analysis data to the state analysis module. The state analysis module is used for standardizing the adhesive layer thickness analysis data and the adhesive layer uniformity analysis data, fusing the adhesive layer thickness analysis data and the adhesive layer uniformity analysis data after the standardization, adding a floating threshold value, obtaining PP halogen-free flame-retardant sheet and plate coiled material adhesive state data, and determining whether the PP halogen-free flame-retardant sheet and plate coiled material adhesive state data is in a PP halogen-free flame-retardant sheet and plate coiled material adhesive state specified threshold interval, so as to complete the PP halogen-free flame-retardant sheet and plate coiled material adhesive state.

10. The PP halogen-free flame-retardant sheet and roll coater with a pressing structure according to claim 9, characterized in that: The specific steps of the image data analysis module for obtaining the adhesive layer uniformity parameter data are as follows: S1: first, receiving image parameter data of the image acquisition device (3); S2: pre-processing the image parameter data; S3: dividing the adhesive layer region into a plurality of sub-regions; S4: calculating the average gray value of each sub-region; S5: quantifying the uniformity by a variation coefficient; S6: finally, obtaining the adhesive layer uniformity parameter data according to a standard variation coefficient.

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