CN213680490U - Grid-shaped packaging adhesive film and preparation device thereof - Google Patents
Grid-shaped packaging adhesive film and preparation device thereof Download PDFInfo
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- CN213680490U CN213680490U CN202022012848.XU CN202022012848U CN213680490U CN 213680490 U CN213680490 U CN 213680490U CN 202022012848 U CN202022012848 U CN 202022012848U CN 213680490 U CN213680490 U CN 213680490U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a latticed encapsulation glued membrane, include: the adhesive film substrate is provided with a printing grid area; the battery piece is arranged in the printing grid area; and the light conversion weather-resistant coating is covered on the printing grid area by adopting electron beam curing. Electron beam curing is transparent to the material, both transparent and opaque, and the mass density of the material has a large effect on the electron beam. Therefore, for coatings with different densities and different coating thicknesses, the acceleration voltage of the electron beam can be properly adjusted to achieve enough energy in the coating so as to realize sufficient crosslinking and curing of the coating. When the coating thickness of the general weather-resistant coating is 3-50 mu m, the weather-resistant coating can be completely dried and cured on the surface of the photovoltaic adhesive film in 1/10 seconds, so that the production efficiency is greatly improved.
Description
Technical Field
The utility model relates to a photovoltaic glued membrane production technical field, concretely relates to latticed encapsulation glued membrane and preparation facilities thereof.
Background
In order to realize the improvement of the generating efficiency and the appearance effect of the assembly, the existing photovoltaic adhesive film is mainly realized by adding color master batches containing titanium pigment and other color fillers on the basis of the existing transparent adhesive film; due to the design limitation of a die head outflow channel of an adhesive film casting production line and the complexity of a grid area, the pigment and filler filling at fixed positions in the grid area is difficult to realize under the casting process, so that the conventional white adhesive film cannot be applied to a battery assembly for double-sided power generation; and the thixotropic light conversion weather-resistant coating cured by the electron beams can realize the fixed-point printing of the grid area, thereby realizing the power overflow and appearance effects of the component.
The grid adhesive film is coated with the coating in a specific grid area, so that a conventional online roller coating mode is not suitable, the coating in the grid area needs to be uniform in thickness and clear in boundary, the screen printing or gravure printing mode is more economical and effective, and the rheological property of the coating is an important step, so that the coating is required to have static high viscosity and lower viscosity under medium and low shear force, and the coating has good over-screening property and off-plate property, namely the coating has thixotropy.
The traditional thermosetting and thermoplastic coatings relate to the problems of heating temperature, incapability of crosslinking with a glue film, solvent volatilization and the like; the adhesive film is at a very low degree of crosslinking before packaging, and is deformed and self-crosslinked by heat, so that the adhesive film is not suitable for use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a latticed encapsulation glued membrane and preparation facilities solve the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a grid-shaped packaging adhesive film comprises: the adhesive film substrate is provided with a printing grid area; the battery piece is arranged in the printing grid area; and the light conversion weather-resistant coating is covered on the printing grid area by adopting electron beam curing.
As an improvement of the present invention, the glue film base is one of an upper glue film or a lower glue film, one end of the glue film base, which is close to the battery piece, is set as a printing surface, and the printing surface of the glue film base is not embossed or is embossed to a depth of less than or equal to 0.5 mm; the printing area on the adhesive film substrate needs to extend 1-3mm to the battery piece covering area on the basis of the grid area.
As an improvement of the utility model, the light conversion weather-resistant coating is formed by curing thixotropic light conversion weather-resistant coating by adopting an electron beam; the thickness of the light conversion weather-resistant coating is 3-50 μm; the thixotropic light conversion weather-resistant paint is coated in a screen printing or gravure printing mode; the thixotropic index of the thixotropic light conversion weather-resistant coating is more than or equal to 4.0 (the thixotropic index is 0.5 r/min viscosity value divided by 5 r/min viscosity value).
As an improvement of the present invention, the thixotropic light conversion weatherproof paint comprises the following raw materials in parts by mass: main resin: 40-65 parts; pigment and filler: 20-50 parts; active diluent: 10-20 parts; conventional auxiliary agents: 2-6 parts; rheological aid: 1-4 parts; down-conversion of nanopowder: 0.5-3 parts;
wherein, the first grinding dosage of the main resin is as follows: 20-30 parts, and the dosage of secondary ingredients is as follows: 10-45 parts; the first grinding dosage of the active diluent is as follows: 5-8 parts of secondary ingredients and 2-15 parts of secondary ingredients.
As an improvement of the present invention, the main body resin is one or a combination of a plurality of epoxy acrylate prepolymer, polyester acrylate prepolymer, urethane acrylate prepolymer, monomer tripropylene glycol diacrylate, dipentaerythritol hexaacrylate, pentaerythritol tetraacrylate, trimethylolpropane trimethacrylate, pentaethoxy pentaerythritol tetraacrylate, β -carboxyethyl acrylate, bis-trimethylolpropane tetraacrylate, ethoxy ethyl acrylate, propoxylated glycerol triacrylate, 1, 6-hexanediol diacrylate, propoxylated neopentyl glycol diacrylate, tris (2-hydroxyethyl) isocyanate triacrylate. Wherein the primary grinding main body resin and the secondary burdening main body resin are the same or different;
the pigment and filler is one or a combination of more of titanium dioxide, calcium carbonate, barium sulfate, talcum powder, carbon black, glass beads, ceramic powder, aluminum powder, graphene, copper chromium black, iron chromium black, phthalocyanine blue, cobalt blue, iron oxide red, zinc iron yellow, cobalt green and cobalt chromium green;
the reactive diluents include: trimethylolpropane triacrylate, tripropylene glycol diacrylate, dipropylene glycol diacrylate, 1, 6-hexanediol diacrylate, isobornyl acrylate, 2-ethylhexyl acrylate, beta-hydroxyethyl acrylate, neopentyl glycol diacrylate, pentaerythritol triacrylate, monoethylene glycol diacrylate, 1, 3-butanediol diacrylate, 1, 4-butanediol diacrylate, triethylene glycol divinyl ether, 4-hydroxybutyl vinyl ether, in combination with one or more other additives. Wherein the active diluent for primary grinding and the active diluent for secondary burdening are the same or different;
the conventional auxiliary agent is one or a combination of more of a dispersing agent, a wetting agent, a defoaming agent and a flatting agent;
the rheological additive comprises a thickening agent and/or a thixotropic agent;
the down-conversion nano powder is rare earth metal doped modified nano powder.
A device for preparing a grid-shaped packaging adhesive film comprises: a work table; the material bin is arranged at the side end of the top of the workbench; the adjusting roller shaft is arranged at a position right below the material bin and connected to the top end of the workbench; the embossing roller shaft group is arranged at the side end of the adjusting roller shaft and connected to the top end of the workbench; the rolling roller shaft is arranged at the side end of the embossing roller shaft group, far away from the side end of the adjusting roller shaft, and connected to the top end of the workbench.
As an improvement of the utility model, the adjusting roller shaft and the rolling roller shaft both ends are all connected in through the bearing bracket in the workstation top.
As an improvement of the utility model, embossing roller shaft group includes the embossing roller shaft, embossing roller shaft both ends pass through the mounting bracket connect in the workstation top, embossing roller shaft below is equipped with rotates the roller bearing, rotate the roller bearing both ends rotate connect in on the mounting bracket, it has the passageway that supplies the encapsulation glued membrane walking to reserve between embossing roller shaft and the rotation roller bearing.
As an improvement of the utility model, a first motor is arranged at the side end of the mounting rack, the output end of the first motor is connected with a screw rod, the screw threads on the two sides of the screw are opposite in direction, the screw penetrates through the mounting rack and is sleeved with two fixed blocks, the fixed block is in threaded connection with the screw, the top end of the fixed block is connected with a first slide block, the top end of the mounting frame is provided with a first chute, the first sliding block is connected in the first sliding groove in a sliding manner, the bottom end of the fixed block is rotatably connected with a pull rod, the end of the pull rod, far away from the fixed block, is connected with a fixed frame which is of an inverted concave structure, the outer walls of the side plates at the two ends of the fixed frame are provided with second sliding blocks, the mounting bracket side is equipped with the second spout, second slider sliding connection in the second spout, the knurling roller rotate connect in mount both ends curb plate inner wall.
As an improvement of the utility model, still include: the heater is arranged between the adjusting roller shaft and the embossing roller shaft group and is fixedly connected to the top end of the workbench.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of a grid-shaped packaging adhesive film of the present invention;
FIG. 2 is a flow chart of the process for preparing the latticed packaging adhesive film of the present invention;
FIG. 3 is a curing and crosslinking mechanism diagram of the light conversion weatherable coating of the present invention;
FIG. 4 is a schematic structural view of a manufacturing apparatus of the present invention;
fig. 5 is a schematic view of the structure of the mounting rack of the present invention.
The components in the figure are:
1 is a glue film base body, 2 is a battery piece, 3 is a workbench, 4 is a material bin, 5 is an adjusting roller shaft, 6 is an embossing roller shaft group, 61 is an embossing roller shaft, 62 is a rotating roller shaft, 7 is a winding roller shaft, 8 is a bearing frame, 9 is an installation frame, 901 is a first motor, 902 is a screw rod, 903 is a fixed block, 904 is a first sliding block, 905 is a first sliding groove, 906 is a pull rod, 907 is a fixed frame, 908 is a second sliding block, 909 is a second sliding groove, 10 is a heater, and 11 is a glue film.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to fig. 1-5, a grid-shaped packaging adhesive film includes: the adhesive film comprises an adhesive film substrate 1, wherein a printing grid area is arranged on the adhesive film substrate 1; the battery piece 2 is arranged in the printing grid area; and the light conversion weather-resistant coating is covered on the printing grid area by adopting electron beam curing.
Optionally, the adhesive film substrate 1 includes but is not limited to a transparent adhesive film, a white adhesive film, a black adhesive film, a color adhesive film, and the like, the type of the adhesive film is one of an upper adhesive film or a lower adhesive film, a printing surface of a coating layer is a surface close to the battery piece 2, the printing surface of the adhesive film substrate 1 is not embossed or is not more than 0.5mm deep, and a printing area on the adhesive film substrate 1 needs to extend 1-3mm to a battery piece covering area on the basis of a grid area.
Optionally, the light conversion weather-resistant coating is formed by curing thixotropic light conversion weather-resistant paint by adopting an electron beam; the thickness of the light conversion weather-resistant coating can be selected from 15 μm, 22 μm and 36 μm; the thixotropic light conversion weather-resistant paint coating mode comprises screen printing or gravure printing.
As shown in Table 1, the baking temperature, crosslinking pattern, flow and properties of the conventional thermosetting and thermoplastic coatings are not suitable for printing the grid areas, nor are their components suitable for electron beam curing.
TABLE 1 comparison of the properties of the weatherable coating and the conventional thermosetting coating
Optionally, the thixotropic light-conversion weatherproof coating is prepared by using a main resin, a pigment filler, an active diluent, a conventional additive, a rheological additive and a down-conversion nano powder as raw materials to prepare a reactive liquid, taking a certain dose of electron beams as radiation energy, enabling a high-energy electron beam to interact with molecules of the coating to decompose the electron beams into free radicals, enabling the free radicals to react with C ═ C double bonds in the coating and a glue film to form a chain extension, enabling the reactive liquid to generate curing crosslinking through the reaction of the chain extension with the rest C ═ C double bond components in the weatherproof coating and the glue film, and inducing the reactive liquid to be quickly converted into a solid, and has good adhesion, namely the light-conversion weatherproof coating; the rheological property and the crosslinking property of the coating are improved through the proportion allocation of the raw materials, the rheological requirement of a printing grid area on the printing of the weather-resistant coating can be met, the thixotropic index of the coating is larger than or equal to 4.0, the printing coating is smooth, the boundary is clear, and the light conversion weather-resistant coating can be formed after the crosslinking and curing of electron beams, so that the printing production efficiency is greatly improved, the low-temperature curing of the printing coating is realized, and the problems of overflow, heating and adhesive force existing in the traditional coating in the film printing are solved; meanwhile, due to the addition of the down-conversion material, light rays in an ultraviolet light area can be converted into visible light with good photoelectric response of the crystalline silicon battery, and the weather resistance and reflectivity of the coating are enhanced. Specifically, the electron beam is, for example but not limited to, a curtain-like electron beam, the irradiation dose of which is 10-40kGy, and the linear speed is 40-80 m/min, a thixotropic light conversion weather-resistant coating suitable for electron beam curing is prepared by using a main body resin, a pigment filler, an active diluent, a conventional auxiliary agent, a rheological auxiliary agent and down-conversion nano powder as raw materials, proportioning a reactive liquid, using a certain dose of electron beam as radiation energy, allowing a high-energy electron beam to interact with molecules of the coating to decompose the coating into free radicals, reacting the free radicals with C ═ C double bonds in the coating and an adhesive film to form a chain extension, reacting the chain extension with the rest C ═ C components in the weather-resistant coating and the adhesive film to cause the reactive liquid to generate curing crosslinking, and inducing the reactive liquid to be rapidly converted into a solid, and having good adhesion, namely, a light conversion weather; the rheological property and the crosslinking property of the coating are improved through the proportion allocation of the raw materials, the rheological requirement of a printing grid area on the printing of the weather-resistant coating can be met, the thixotropic index of the coating is larger than or equal to 4.0, the printing coating is smooth, the boundary is clear, and the light conversion weather-resistant coating can be formed after the crosslinking and curing of electron beams, so that the printing production efficiency is greatly improved, the low-temperature curing of the printing coating is realized, and the problems of overflow, heating and adhesive force existing in the traditional coating in the film printing are solved; meanwhile, due to the addition of the down-conversion material, light rays in an ultraviolet light area can be converted into visible light with good photoelectric response of the crystalline silicon battery, and the weather resistance and reflectivity of the coating are enhanced. Specifically, the electron beam is, for example but not limited to, a curtain-like electron beam, and the irradiation dose is 10-40kGy, and the linear speed is 40-80 m/min.
Electron beam curing is transparent to the material, both transparent and opaque, and the mass density of the material has a large effect on the electron beam. Therefore, for coatings with different densities and different coating thicknesses, the acceleration voltage of the electron beam can be properly adjusted to achieve enough energy in the coating so as to realize sufficient crosslinking and curing of the coating. When the coating thickness of the general weather-resistant coating is 3-50 mu m, the weather-resistant coating can be completely dried and cured on the surface of the photovoltaic adhesive film in 1/10 seconds, so that the production efficiency is greatly improved.
Example 1
The coating was formulated, stirred, and ground according to the raw material formulation shown in table 2. And (3) grinding: stirring at 1000 rpm for 30min, grinding at 1000 rpm and 800kg/h for 3 times; and (3) secondary burdening stage: 800 r/min, the dispersion time is 90min, and the temperature of the stirred material is less than or equal to 60 ℃. Transferring the prepared white coating to a transparent EVA adhesive film in a screen printing mode, and carrying out electron beam curing with the electron beam irradiation dose of 15kGy to prepare the photovoltaic grid adhesive film.
Table 2 raw material recipe of example 1
Example 2
The coating was formulated, stirred, and ground according to the raw material formulation shown in table 3. And (3) grinding: stirring at 1000 rpm for 30min, grinding at 1000 rpm and 800kg/h for 3 times; and (3) secondary burdening stage: 800 r/min, the dispersion time is 90min, and the temperature of the stirred material is less than or equal to 60 ℃. Transferring the prepared white coating to a transparent POE adhesive film in a screen printing mode, and curing by electron beams with the irradiation dose of 15kGy to obtain the photovoltaic grid adhesive film.
Table 3 raw material recipe of example 2
Example 3
The coating was formulated, stirred, and ground according to the raw material formulation shown in table 3. And (3) grinding: stirring at 1000 rpm for 30min, grinding at 1000 rpm and 800kg/h for 5 times; and (3) secondary burdening stage: 800 r/min, the dispersion time is 90min, and the temperature of the stirred material is less than or equal to 60 ℃. Transferring the prepared black coating to a transparent EVA adhesive film in a screen printing mode, and carrying out electron beam curing with the electron beam irradiation dose of 25kGy to prepare the photovoltaic grid adhesive film.
Table 4 raw material recipe of example 3
Example 4
The coating was formulated, stirred, and ground according to the raw material formulation shown in table 3. And (3) grinding: stirring at 1000 rpm for 30min, grinding at 1000 rpm and 800kg/h for 5 times; and (3) secondary burdening stage: 800 r/min, the dispersion time is 90min, and the temperature of the stirred material is less than or equal to 60 ℃. Transferring the prepared black coating to a transparent EVA adhesive film in a screen printing mode, and carrying out electron beam curing with the electron beam irradiation dose of 20kGy to prepare the photovoltaic grid adhesive film.
Table 5 raw material recipe of example 4
Example 5
In this example 5, the photovoltaic films prepared in examples 1 to 3 and the cured photovoltaic films coated with the thermosetting coating are tested, and the test results are shown in table 6.
TABLE 6 comparison of Performance of photovoltaic films
It can be seen that the utility model discloses a photovoltaic net glued membrane is through printing thixotropy light conversion weatherproof coating in printing grid district to through electron beam curing, its curing time shortens greatly, the shrinkage factor change of glued membrane is very little, and the adhesive force of weatherproof coating, with the adhesive strength of glued membrane, resistant UV irradiation performance and reflectivity etc. all obtain effectual promotion; the reason is that the rheological property and the crosslinking property of the coating are improved by matching the coating formula and electron beam curing, the wetting and crosslinking density of the coating and the substrate between the coating and the adhesive film are effectively controlled, the coating is not baked thermally, the shrinkage rate of the adhesive film is nearly zero, the introduction of down-conversion nano materials also converts and utilizes photons in an ultraviolet region, and the erosion of high-energy ultraviolet rays is reduced.
In summary, the latticed packaging adhesive film is prepared by taking the main body resin, the pigment filler, the reactive diluent, the conventional auxiliary agent, the rheological auxiliary agent and the down-conversion nano powder as raw materials, so that the rheological property and the crosslinking property of the weather-resistant coating are improved, the coating and the adhesive film can be effectively bonded by chemical bonds, the latticed packaging adhesive film is suitable for printing a printing grid area of a photovoltaic adhesive film, the weather-resistant coating is formed after the coating is crosslinked and cured by electron beams, and the coating is not easy to delaminate and has the advantages of high reflectivity, good adhesive force, difficult aging and the like.
A device for preparing a grid-shaped packaging adhesive film comprises: a work table 3; the material bin 4 is arranged at the side end of the top of the workbench 3; the adjusting roller shaft 5 is arranged at a position right below the material bin 4, and the adjusting roller shaft 5 is connected to the top end of the workbench 3; the embossing roller shaft group 6 is arranged at the side end of the adjusting roller shaft 5, and the embossing roller shaft group 6 is connected to the top end of the workbench 3; winding roller 7, winding roller 7 locates embossing roller axle group 6 keeps away from 5 sides of adjustment roller, just winding roller 7 connect in 3 tops of workstation.
The working principle and the beneficial effects of the technical scheme are as follows: glue film 11 in the material storehouse 4 is connected in adjustment roller 5 through the discharge gate that 4 bottoms in material storehouse set up, and glue film 11 changes direction of delivery after adjustment roller 5, moves to embossing roller shaft group 6, and after 6 press forming through embossing roller shaft group, obtain the required thickness of customer and decorative pattern texture, glue film 11 twines in rolling roller 7 at last, accomplishes and accomodates, simple structure, convenient operation.
The utility model discloses an in the embodiment, adjustment roller 5 and rolling roller 7 both ends all through bearing bracket 8 connect in 3 tops of workstation.
The working principle and the beneficial effects of the technical scheme are as follows: bearing bracket 8 is convenient for adjustment roller 5 and rolling roller 7 free rotation above that on the one hand, and on the other hand is convenient for overhaul maintenance work to adjustment roller 5 and rolling roller 7, and bearing bracket 8 can be very conveniently disassembled.
The utility model discloses an in the embodiment, embossing roller axle group 6 includes embossing roller axle 61, embossing roller axle 61 both ends pass through mounting bracket 9 connect in 3 tops of workstation, embossing roller axle 61 below is equipped with rotating roller 62, rotating roller 62 both ends rotate connect in on the mounting bracket 9, it has the passageway that supplies the walking of encapsulation glued membrane to reserve between embossing roller axle 61 and the rotating roller 62.
The working principle and the beneficial effects of the technical scheme are as follows: after the direction of the adhesive film 11 is changed by the adjusting roller 5, the adhesive film enters between the embossing roller 61 and the rotating roller 62, and the embossing roller 61 and the rotating roller 62 apply a certain pressure to the adhesive film 11, so that the adhesive film 11 can be formed into a finished product with a certain thickness and a specific pattern.
In an embodiment of the present invention, a first motor 901 is disposed at a side end of the mounting frame 9, an output end of the first motor 901 is connected to a screw 902, two sides of the screw 902 are oppositely threaded, the screw 902 is disposed through the mounting frame 9, two fixing blocks 903 are sleeved on the screw 902, the fixing blocks 903 are in threaded connection with the screw 902, a first slider 904 is connected to a top end of the fixing block 903, a first sliding slot 905 is disposed at a top end of the mounting frame 9, the first slider 904 is slidably connected to the first sliding slot 905, a pull rod 906 is rotatably connected to a bottom end of the fixing block 903, a fixing frame 907 is connected to an end of the pull rod 906 away from the fixing block 903, the fixing frame 907 is of an inverted concave structure, second sliders 908 are disposed on outer walls of side plates at two ends of the fixing frame 907, a second sliding slot 909 is disposed at a side end of the mounting frame, the embossing roll shaft 61 is rotatably connected to the inner walls of the side plates at the two ends of the fixing frame 907, a first motor 901 is arranged at the side end of the mounting frame 9, the output end of the first motor 901 is connected with a screw 902, the screw 902 penetrates through the mounting frame 9, two fixing blocks 903 are sleeved on the screw 902, the fixing blocks 903 are in threaded connection with the screw 902, the top ends of the fixing blocks 903 are connected with a first slider 904, the top end of the mounting frame 9 is provided with a first chute 905, the first slider 904 is slidably connected into the first chute 905, the bottom end of each fixing block 903 is rotatably connected with a pull rod 906, the end of each pull rod 906, far away from the corresponding fixing block 903, is connected with the fixing frame 907, the fixing frame 907 is of a reverse concave structure, the outer walls of the side plates at the two ends of the fixing frame 907 are provided with second sliders 908, the, the embossing roll shaft 61 is rotatably connected to the inner walls of the side plates at both ends of the fixing frame 907.
The working principle and the beneficial effects of the technical scheme are as follows: by starting the first motor 901, the screw 902 is driven to rotate forward, the fixing block 903 in threaded connection with the screw 902 can displace outward, the first slider 904 arranged on the fixing block 903 slides in the first sliding groove 905, the first sliding groove 905 plays a limiting role, when the fixing block 903 displaces, the pull rod 906 can rotate, the pull rod 906 pushes the fixing frame 907 to move downward, the second slider 908 arranged on the fixing frame 907 slides in the second sliding groove 909, the second sliding groove 909 plays a limiting role, the embossing roller shaft 61 is rotatably connected to the fixing frame 907, and the embossing roller shaft 61 can also move downward synchronously, so that the distance between the embossing roller shaft 61 and the rotating roller 62 can be reduced, and conversely, when the screw 902 rotates reversely, the distance between the embossing roller shaft 61 and the rotating roller 62 can be increased. The distance between the embossing roller shaft 61 and the rotating roller 62 can be flexibly adjusted according to different requirements of customers on the thickness and patterns of the adhesive film 11.
In an embodiment of the present invention, the present invention further includes: and the heater 10 is arranged between the adjusting roller shaft 5 and the embossing roller shaft group 6, and the heater 10 is fixedly connected to the top end of the workbench 3.
The working principle and the beneficial effects of the technical scheme are as follows: the heater 10 is used for heating and softening the adhesive film 11 which is about to enter the embossing roller shaft set 6 for forming and embossing treatment, so as to facilitate the forming of the adhesive film 11.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit of the present invention.
Claims (8)
1. A grid-shaped packaging adhesive film is characterized by comprising:
the adhesive film comprises an adhesive film base body (1), wherein a printing grid area is arranged on the adhesive film base body (1);
the battery piece (2), the battery piece (2) is arranged in the printing grid area;
and the light conversion weather-resistant coating is covered on the printing grid area by adopting electron beam curing.
2. The adhesive film for packaging in grid form of claim 1, wherein:
the adhesive film base body (1) is one of an upper adhesive film layer or a lower adhesive film layer, one end, close to the battery piece, of the adhesive film base body (1) is a printing surface, and the printing surface of the adhesive film base body (1) is not subjected to embossing treatment or is not more than 0.5mm in embossing depth; the printing area on the adhesive film substrate (1) needs to extend 1-3mm to the battery piece covering area on the basis of the grid area.
3. The adhesive film for packaging in grid form of claim 1, wherein:
the light conversion weather-resistant coating is formed by curing thixotropic light conversion weather-resistant paint by adopting electron beams; the thickness of the light conversion weather-resistant coating is 3-50 μm; the thixotropic light conversion weather-resistant paint is coated in a screen printing or gravure printing mode; the thixotropic index of the thixotropic light conversion weather-resistant coating is more than or equal to 4.0.
4. A device for preparing a grid-like packaging adhesive film, which is used for the grid-like packaging adhesive film according to any one of claims 1 to 3, comprising:
a work table (3);
the material bin (4), the said material bin (4) locates the side end of top of the said work level (3);
the adjusting roller shaft (5) is arranged at the position right below the material bin (4), and the adjusting roller shaft (5) is connected to the top end of the workbench (3);
the embossing roller shaft group (6), the embossing roller shaft group (6) is arranged at the side end of the adjusting roller shaft (5), and the embossing roller shaft group (6) is connected to the top end of the workbench (3);
rolling roller (7), rolling roller (7) are located adjustment roller (5) side is kept away from in knurling roller group (6), just rolling roller (7) connect in workstation (3) top.
5. The apparatus of claim 4, wherein:
the two ends of the adjusting roller shaft (5) and the two ends of the winding roller shaft (7) are connected with the top end of the workbench (3) through bearing frames (8).
6. The apparatus of claim 4, wherein:
embossing roller axle group (6) are including embossing roller axle (61), embossing roller axle (61) both ends pass through mounting bracket (9) connect in workstation (3) top, embossing roller axle (61) below is equipped with rotates roller bearing (62), rotate roller bearing (62) both ends rotate connect in on mounting bracket (9), it has the passageway that supplies the encapsulation glued membrane to walk to reserve between embossing roller axle (61) and the rotation roller bearing (62).
7. The apparatus of claim 6, wherein:
the side end of the mounting rack (9) is provided with a first motor (901), the output end of the first motor (901) is connected with a screw rod (902), the directions of threads on two sides of the screw rod (902) are opposite, the screw rod (902) penetrates through the mounting rack (9), two fixing blocks (903) are sleeved on the screw rod (902), the fixing blocks (903) are in threaded connection with the screw rod (902), the top end of each fixing block (903) is connected with a first sliding block (904), the top end of the mounting rack (9) is provided with a first sliding chute (905), the first sliding block (904) is connected into the first sliding chute (905) in a sliding manner, the bottom end of each fixing block (903) is rotatably connected with a pull rod (906), the end, far away from the fixing block (903), of each pull rod (906) is connected with a fixing rack (907), the fixing rack (907) is of a reverse concave structure, and the, the side end of the mounting frame (9) is provided with a second sliding groove (909), the second sliding block (908) is connected in the second sliding groove (909) in a sliding mode, and the embossing roller shaft (61) is connected to the inner walls of the side plates at the two ends of the fixing frame (907) in a rotating mode.
8. The apparatus as claimed in claim 4, further comprising:
the heater (10) is arranged between the adjusting roller shaft (5) and the embossing roller shaft group (6), and the heater (10) is fixedly connected to the top end of the workbench (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022012848.XU CN213680490U (en) | 2020-09-15 | 2020-09-15 | Grid-shaped packaging adhesive film and preparation device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022012848.XU CN213680490U (en) | 2020-09-15 | 2020-09-15 | Grid-shaped packaging adhesive film and preparation device thereof |
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