CN215882930U - Film laminating apparatus - Google Patents
Film laminating apparatus Download PDFInfo
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- CN215882930U CN215882930U CN202121956253.8U CN202121956253U CN215882930U CN 215882930 U CN215882930 U CN 215882930U CN 202121956253 U CN202121956253 U CN 202121956253U CN 215882930 U CN215882930 U CN 215882930U
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Abstract
The application discloses film lamination equipment, including first unwinding device, second unwinding device, rubber coating device, compression fittings, UV curing device and the coiling mechanism who arranges in proper order. The first film layer is sequentially wound on the first unwinding device, the second film layer is sequentially wound on the second unwinding device and the gluing device, and the composite film is sequentially wound on the pressing device, the UV curing device and the winding device. Wherein, UV solidification equipment includes nip roll, first guide roll and UV lamp, nip roll is located the front side of first guide roll, the UV lamp with first guide roll is just right. The film prepared by the film compounding equipment provided by the utility model has no stretching, bubbles and wrinkles can be flattened and eliminated on line, and the film compounding equipment can be suitable for compounding a digital printing film and a wear-resistant layer.
Description
Technical Field
The utility model relates to the technical field of film compounding, in particular to a compounding device for a film without stretching.
Background
The traditional pvc printed color film and the wear layer are compounded by a thermal compounding process. In the compounding process, due to the influence of heat and tension, a printed color film is stretched by 5-10%, patterns are affected by stretching, the color can be changed, the color is not easy to control among batches, particularly, the patterned color film has alignment deviation easily caused by stretching uncertainty, and accurate alignment is difficult to realize. In addition, once bubbles and wrinkles appear in the compounding process, the defects of film fracture and the like are easy to appear. Moreover, since the printing ink used by the digital printing film is different from that used for printing the color film, the digital printing film cannot be directly compounded with the wear-resistant layer.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a film compounding device which is free of stretching of a film, can flatten and eliminate air bubbles and wrinkles on line and is suitable for compounding a digital printing film and a wear-resistant layer.
The technical scheme adopted by the utility model is as follows: the utility model provides thin film compounding equipment which comprises a first unwinding device used for unwinding a first film layer, a second unwinding device used for unwinding a second film layer, a gluing device used for coating UV glue, a pressing device used for compounding the first film layer and the second film layer to form a composite film, a UV curing device and a winding device which are sequentially arranged. The first film layer is sequentially wound on the first unwinding device, the second film layer is sequentially wound on the second unwinding device and the gluing device, and the composite film is sequentially wound on the pressing device, the UV curing device and the winding device. Wherein, UV solidification equipment includes nip roll, first guide roll and UV lamp, nip roll is located the front side of first guide roll, the UV lamp with first guide roll is just right.
The first film layer and the second film layer are matched and compounded through the UV glue and the UV lamp and are cured, and compared with a thermal compounding process, the UV glue can be cured by adopting an LED cold light source, the first film layer and the second film layer cannot generate any stretching, and the registration is more accurate. UV lamp shines the solidification of UV glue and is the solidification in the twinkling of an eye, and the solidification is fast, and production efficiency is high, and can be applicable to traditional pvc printed color film and digital printing membrane, and application scope is wider.
Because first rete and second rete are under tensile stress's effect at the complex in-process, the complex film may produce the fold or have the problem of bubble, sets up the nip roll before the first guide roll, before the solidification of UV glue, can further eliminate fold and bubble. Moreover, the distance between the flattening roll and the first guide roll is relatively short, so that the problem of wrinkling caused by too large stretching distance can be avoided.
Optionally, the first unwinding device and the second unwinding device both include the frame and set up in two physiosis rollers, a first rubber roll and a second guide roll in the frame, first rubber roll with the second guide roll is located two the middle lower position of physiosis roller, first rubber roll articulates in the frame through the push pedal, the push pedal is connected with the drive first rubber roll is close to or keeps away from the cylinder of second guide roll.
The inflatable roller is a roller shaft, the surface of which can protrude after being inflated by high pressure, and the surface part of which can retract quickly after being deflated, so as to lock a film roll placed on the inflatable roller. The first rubber roll is a roll shaft for coating glue. The second guide roller is used for guiding and can be matched with the first rubber roller to press and connect the film joints on the two film rolls to be bonded together.
The number of the inflatable rollers is two, two rolls of films to be compounded are placed respectively, after one film roll is used up, the first rubber roller is driven by the air cylinder to be connected with the joints of the two film rolls, so that the films on different film rolls can be bonded, and the continuous production of film compounding is ensured.
The frame is also provided with tension rollers for flattening and guiding the film so as to facilitate smooth movement of the film among all parts and all devices.
Optionally, the gluing device comprises a glue groove, a second glue roller, a press roller and an adjusting assembly. The second rubber roller is rotatably arranged in the rubber groove through a bearing. The press roller is opposite to the second rubber roller. The adjusting assembly is connected with the press roller and controls the press roller to move towards the direction close to or far away from the second rubber roller.
The distance between the press roller and the second rubber roller can be adjusted through the adjusting component. The second film layer can be linked with the second rubber roller and the compression roller to rotate when moving, and the second rubber roller can uniformly adhere glue on the surface of the second rubber roller through rotation. Specifically, the adjusting part can be the structure of controlling with the hand rotation, can adjust to different rete thickness to press the even rubber coating of second rete department to the second rubber roll through the compression roller, and the second rete can smoothly move.
The length of the glue groove is matched with that of the second rubber roller, and the width of the glue groove is larger than the diameter of the second rubber roller. The width of the glue groove can be 1.5-2.5 times of the diameter of the second glue roller. The second rubber roll sets up in the one side that is close to second unwinding device in gluey groove, and the second rete can have some glue to drip down when moving toward compression fittings direction because under the action of inertia and the action of gravity of glue, and the gluey groove can hold the glue that drips down.
Optionally, the rubber coating device still includes fixing base, lifter, rotary joint, mount pad, horizon bar and frictioning sword, the fixing base sets up along vertical direction, the lifter with fixing base sliding fit, the mount pad sets up along the horizontal direction, the horizon bar with mount pad sliding fit, rotary joint includes two mutual articulated linking arms, two the linking arm is connected respectively the lifter with the mount pad, the frictioning sword is located on the horizon bar, just the frictioning sword orientation the second rubber roll sets up.
The doctor blade can be adjusted in vertical direction, horizontal direction and circumferencial direction for the doctor blade can scrape the glue on the even second rubber roll, or strike off unnecessary glue on the second rubber roll.
The fixing seat can be further provided with a driving wheel, the driving wheel and the lifting rod are in meshing transmission through meshing teeth, the structure is compact, and transmission is accurate.
Optionally, the laminating device comprises a laminating roller set for laminating the first film layer and the second film layer, a first traction roller for winding the first film layer, and a second traction roller for winding the second film layer, the angular velocities of the first traction roller and the second traction roller are equal, and the first traction roller and the second traction roller are aligned with each other.
The two ends of the first traction roller are respectively aligned with the two ends of the second traction roller, and the first film layer and the second film layer can be aligned before lamination, so that the subsequent lamination quality is ensured. The angular speed of the first traction roller is equal to that of the second traction roller, so that the surface of the first film layer and the second film layer is smooth and free of wrinkles.
Optionally, the second pulling roll is vertically higher than the second rubber roll. And the gluing device coats UV glue on the lower side surface of the second film layer. The second film layer which is wound on the second traction roller and the second rubber roller and coated with glue inclines towards the direction of the second rubber roller, and the glue on the second film layer can flow back to the glue groove along the second film layer.
Optionally, the stitching roller set includes a first stitching roller and a second stitching roller which are arranged vertically, and a diameter of the second stitching roller is larger than a diameter of the first stitching roller.
The diameters of the first pressing roller and the second pressing roller are different, so that the surfaces of the two pressing rollers have different linear speeds, and the two pressing rollers which are paired to work have better extrusion effects on the composite film. In addition, the diameter of the second pressing roller is larger than that of the first pressing roller, so that the pressing structure is more stable.
The winding device is provided with a plurality of groups of flattening rollers, and the composite film can be compacted. Still be equipped with pneumatic control's cutting mechanism on the coiling mechanism, cut the winding roller that the mechanism just is on the coiling mechanism, cut off the complex film when full book, the convenient roll down.
The utility model has the beneficial effects that: according to the film conforming device and the film conforming process, the first film layer and the second film layer are compounded and cured in a matched mode through the UV glue and the UV lamp, compared with a thermal compounding process, the UV glue can be cured by an LED cold light source, the first film layer and the second film layer cannot stretch at all, and the registration is accurate. UV lamp shines the solidification of UV glue and is the solidification in the twinkling of an eye, and the solidification is fast, and production efficiency is high, and can be applicable to traditional pvc printed color film and digital printing membrane, and application scope is wider. In addition, because first rete and second rete are under the effect of tensile stress at the complex in-process, the complex film may produce the fold or have the problem of bubble, sets up the nip roll before the first guide roll, and inviscid before the solidification of UV glue can further eliminate fold and bubble. Moreover, the distance between the flattening roll and the first guide roll is relatively short, so that the problem of wrinkling caused by too large stretching distance can be avoided.
Drawings
FIG. 1 is a schematic structural diagram of a thin film lamination apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partial structure of a thin film lamination apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a laminating apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the grains on the roll shaft of the nip roll according to the embodiment of the utility model.
The figures are numbered: 1. a first unwinding device; 2. a second unwinding device; 3. a gluing device; 4. a pressing device; 5. a UV curing device; 6. a winding device; 7. a first film layer; 8. a second film layer; 9. compounding film;
11. a frame; 12. an inflatable roller; 13. a first rubber roller; 14. a second guide roller; 15. a cylinder; 16. a tension roller;
30. a glue groove; 31. a second rubber roller; 32. a compression roller; 33. an adjustment assembly; 34. a fixed seat; 35. a lifting rod; 36. a rotary joint; 37. a mounting seat; 38. a horizontal bar; 39. a doctor blade;
41. a first pull roll; 42. a second pull roll; 43. pressing the roller set;
51. flattening rollers; 52. a first guide roller; 53. a UV lamp; 531. a first UV lamp; 532. a second UV lamp;
61. a cutting mechanism.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the utility model are shown.
Referring to fig. 1 to 3, the present invention provides a film laminating apparatus, which includes a first unwinding device 1, a second unwinding device 2, a gluing device 3, a pressing device 4, a UV curing device 5, and a winding device 6, which are sequentially arranged. The first film layer 7 may be a wear-resistant layer and the second film layer 8 may be a color film layer.
The first film layer 7 is sequentially wound on the first unwinding device 1. The second film layer 8 is wound on the second unwinding device 2 and the gluing device 3. The composite film 9 is sequentially wound on the pressing device 4, the UV curing device 5 and the winding device 6. Specifically, the second film layer 8 is located at the upper layer, the first film layer 7 is located at the lower layer, and the gluing device 3 is used for coating the UV glue on the lower side surface of the second film layer 8 during compounding.
The first unwinding device 1 is used for unwinding the first film layer 7. The second unwinding device 2 is used for unwinding the second film layer 8. The glue coating device 3 is used for coating UV glue on the surface of the second film layer 8. The laminating device 4 compacts and compounds the first film layer 7 and the second film layer 8 to form the composite film 9. The UV curing device 5 cures the UV glue in the composite film 9 so that the first film layer 7 and the second film layer 8 are tightly adhered together. The solidified composite film 9 is coiled into a roll through a coiling device 6.
The UV curing device 5 includes a nip roll 51, a first guide roll 52, and a UV lamp 53, the nip roll 51 is located on the front side of the first guide roll 52, and the UV lamp 53 faces the first guide roll 52.
The flattening roller 51 includes two roller shafts which are mutually engaged and compacted, the number of the first guide rollers 52 is four, and the number of the UV lamps 53 is two. The four first guide rollers 52 are arranged along the composite movement direction of the composite film 9, the flattening rollers 51 are positioned at the front sides of the four first guide rollers 52, the two UV lamps 53 are opposite to the two first guide rollers 52, and the UV glue curing surfaces of the composite film 9 wound on the two first guide rollers 52 are opposite to the UV lamps 53. The four first guide rollers 52 are arranged in a vertically staggered manner along the horizontal direction, and the distance between every two adjacent guide rollers is 40cm, so that the composite film is always in a tight state in the whole curing process. Referring to fig. 4, the roll shaft of the nip roll 51 is provided with a cross-wound spiral bidirectional texture, so that the nip roll 51 can force and flatten the film toward both sides when the film layer maintains a stable tension. Wherein, line shape and direction on two upper and lower roller shafts in the nip roll are corresponding for first rete 7 is unanimous with 8 flattening degrees of second rete.
The UV adhesive is M-G013-MX1 from Guangdong-xi noble light-curing materials Inc., and can not be cured under natural light conditions, and can be completely cured only under an oxygen-free environment and through irradiation of an LED UV light source.
The two UV lamps are the same in type, and the energy of the first UV lamp (the UV lamp close to the flattening roller) is lower than that of the second UV lamp (the UV lamp close to the rolling device). Specifically, uva energy of the first UV lamp is 80-160 mj/cm2Uvv energy is 600-1000 mj/cm2. In particular, the uva energy of the first UV lamp must not exceed 160mj/cm2Uvv energy must not exceed 1000mj/cm2The UV glue is not completely cured under the energy, has certain toughness and can be flattened in the movement process, so that wrinkles are eliminated; however, the uva energy of the first UV lamp should not be less than 80mj/cm2Uvv energy must not be less than 600mj/cm2To avoid too little curing energy and too much UV gel flow. The wavelength irradiated by the second UV lamp is 395nm, and the uva energy is 280-400 mj/cm2The power is 750mw/cm2(ii) a uvv the energy is 1200-2115 mj/cm2775mw/cm power2So that the UV glue can be completely cured.
The first unwinding device 1 and the second unwinding device 2 both comprise a rack 11, two inflatable rollers 12, a first rubber roller 13 and a second guide roller 14, wherein the two inflatable rollers 12, the first rubber roller 13 and the second guide roller 14 are arranged on the rack 11, the first rubber roller 13 is hinged to the rack 11 through a push plate, and the push plate is connected with a cylinder 15 for driving the first rubber roller 13 to be close to or far away from the second guide roller 14.
Two rolls of films to be compounded are respectively placed on the two inflatable rollers 12, after one roll of film is used up, the first rubber roller 13 is driven by the air cylinder 15 to be jointed with the joints of the two rolls of film, so that the films on different rolls of film can be bonded, and the continuous production of film compounding is ensured.
Wherein, the gap between the first rubber roller 13 and the second guide roller 14 is opposite to the circumferential tangent direction of the film roll on the inflatable roller 12, so that the film roll joint extends into the space between the first rubber roller 13 and the second guide roller 14 for jointing operation. The two air expansion rollers 12 rotate oppositely, so that the two film rolls move towards the gap between the first rubber roller 13 and the second guide roller 14, and the connection is facilitated.
The frame 11 is also provided with tension rollers 16 for flattening and guiding the film so as to facilitate smooth movement of the film between the parts and the devices.
The gluing device 3 comprises a glue groove 30, a second glue roller 31, a press roller 32 and an adjusting component 33. The second rubber roller 31 is rotatably arranged in the rubber groove 30 through a bearing. The press roller 32 is arranged opposite to the second rubber roller 31. The adjusting assembly 33 is connected with the press roller 32, and the distance between the press roller 32 and the second rubber roller 31 can be adjusted through the adjusting assembly 33.
The surface of the second rubber roller 31 is provided with engraved mesh lines, and when the second rubber roller 31 rotates in the rubber groove 30, the mesh lines on the surface can increase the glue hanging amount of the second rubber roller 31, and then the excessive glue is scraped by the doctor blade 39. However, if the texture of the cross-hatched pattern is too deep, the doctor blade 39 may damage the second rubber roller 31 when hanging the glue on the surface of the second rubber roller 31, so that the service life of the second rubber roller 31 is very short; when the surface of the second rubber roller 31 is smooth (i.e. the surface of the second rubber roller 31 is not engraved with the reticulate pattern), although the service life of the doctor blade 39 can be ensured, the use of the doctor blade 39 to scrape the surface of the second rubber roller 31 will result in no coating amount, but not useThe doctor blade 39 is unable to remove the air bubbles. Specifically, the depth of the reticulate pattern on the surface of the second rubber roller 31 is 0.02-0.04mm, and because the depth of the reticulate pattern is shallow, bubbles in the rubber water can protrude out of the reticulate pattern groove, when the doctor blade 39 scrapes the surface of the second rubber roller 31, the bubbles can be well removed, and meanwhile, the glue hanging amount of the second rubber roller 31 can be increased as much as possible on the premise that the second rubber roller 31 is not damaged. When the texture of the reticulate pattern is 180 meshes, the glue coating amount is 3-5g/m2(ii) a When the texture of the reticulate pattern is 120 meshes, the glue coating amount is 8-10g/m2. In addition, because the rotation of the second rubber roller 31 can bring air into the glue, a certain amount of small bubbles can be generated after the glue in the glue groove 30 is recycled for a long time, the small bubbles can be transferred to the second rubber roller 31 along with the glue, and the small bubbles in the glue can be scraped by scraping the reticulate pattern on the surface of the second rubber roller 31 through the doctor blade 30.
The laminating device 4 comprises a laminating roller group 43 for laminating the first film layer 7 and the second film layer 8, a first traction roller 41 for winding the first film layer 7 and a second traction roller 42 for winding the second film layer 8, the angular speeds of the first traction roller 41 and the second traction roller 42 are equal, the first traction roller 41 and the second traction roller 42 are aligned with each other, namely, two ends of the first traction roller 41 are aligned with two ends of the second traction roller 42 respectively, and before laminating, an alignment effect can be performed on the first film layer 7 and the second film layer 8 so as to ensure the subsequent laminating quality. The angular velocities of the first drawing roller 41 and the second drawing roller 42 are equal.
The second drawing roller 42 is located higher in the vertical direction than the second rubber roller 31, so that the glue on the second film layer 8 can flow back into the glue tank 30 along the second film layer 8.
The pressing roller set 43 comprises a first pressing roller and a second pressing roller which are vertically arranged, the diameter of the second pressing roller is larger than that of the first pressing roller, and the surfaces of the two pressing rollers have different linear velocities, so that the two pressing rollers which work in a matched mode have a better extrusion effect on the composite film 9.
The winding device 6 is provided with a plurality of groups of flattening rollers 51 which can compact the composite film 9. Still be equipped with pneumatic control's cutting mechanism 61 on the coiling mechanism 6, cut mechanism 61 and just to the wind-up roll on the coiling mechanism 6, cut off complex film 9 when full book, conveniently roll up down.
Referring to fig. 1-4, the compounding process of the thin film compounding device of the present invention includes the following steps:
the first film layer 7 is unreeled through the first unreeling device 1, and meanwhile, the second film layer 8 is unreeled through the second unreeling device 2;
coating UV glue on the second film layer 8 by using a gluing device 3;
respectively drawing the first film layer 7 and the second film layer 8 to a laminating device 4 through a first drawing roller 41 and a second drawing roller 42 with equal angular velocities to synthesize a composite film 9;
the composite film 9 is compacted and flattened by a flattening roller 51, then is pulled to a first guide roller, and UV light 53 irradiates and cures UV glue in the composite film 9;
after being solidified, the mixture is drawn to a winding device 6 through a guide roller and wound.
Example 1:
the PVC color film layer digitally printed by adopting the traditional thermal compounding process is compounded with the wear-resistant layer film, and the specific compounding conditions are as follows: the temperature of the steel roller is 180 ℃, the thickness of the color film layer is 0.07mm, and the film tension of the color film layer is 6N; the film thickness of the wear-resistant layer is 0.15mm, and the film tension of the wear-resistant layer is 8N. And when the composite production speed is 30 m/min, 8 bubbles with the diameter larger than 2mm, 32 bubbles with the diameter smaller than 2mm are generated when 300m composite membranes are produced, the number of folds is 3, and the membrane shrinkage reaches 7.8%.
Example 2:
the PVC color film layer digitally printed by adopting the film compounding equipment in the embodiment of the application is compounded with the wear-resistant layer film, and the specific compounding conditions are as follows: the UV glue is M-G013-MX1, the film thickness of the color film layer is 0.07mm, and the film tension of the color film layer is 6N; the film thickness of the wear-resistant layer is 0.15mm, the film tension of the wear-resistant layer is 8N, the reticulation of the second rubber roll is 120 meshes, the glue coating amount is 10g/m2, the temperature is 32 ℃, and the uva energy of the first UV lamp is 120mj/cm2The power is 300mw/cm2(ii) a uvv energy is 800mj/cm2Power 300mw/cm2(ii) a The uva energy of the second UV lamp was 280mj/cm2Power 450mw/cm2(ii) a uvv energy is 1200mj/cm2Power 470mw/cm2. And when the composite production speed is 50 m/min and 300m of composite film is produced, 0 bubbles with the diameter larger than 2mm, 0 bubbles with the diameter smaller than 2mm are generated, 0 fold is generated, and the film shrinkage is 0.08%.
Example 3:
compared with the embodiment 2, the difference is that: the reticulate pattern of the second rubber roll is 180 meshes, and the glue coating amount is 5g/m2. And when the composite production speed is 50 m/min and 300m of composite film is produced, 1 bubble with the diameter larger than 2mm, 8 bubbles with the diameter smaller than 2mm are generated, 0 fold is formed, and the film shrinkage is 0.08%.
Example 4:
compared with the embodiment 2, the difference is that: the PVC color film layer printed by the oily ink is compounded with the wear-resistant layer film by adopting the film compounding equipment provided by the embodiment of the application. And when the composite production speed is 50 m/min and 300m of composite film is produced, 0 bubbles with the diameter larger than 2mm, 0 bubbles with the diameter smaller than 2mm are generated, 0 fold is generated, and the film shrinkage is 0.08%.
As can be seen from comparing examples 1, 2, 3 and 4, the composite films produced using the thin film lamination apparatus and lamination process of the present application can greatly reduce bubbles and wrinkles and can improve the problem of shrinkage of the thin films. In addition, the composite film produced by the thin film compounding equipment and the compounding process is suitable for pvc color film layers of digital printing and oily ink printing.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, which are directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A thin film compounding device is used for compounding a first film layer and a second film layer to form a composite film and is characterized by comprising a gluing device, a pressing device and a UV curing device, wherein the gluing device is used for coating UV glue on the second film layer, the pressing device is used for compounding the first film layer and the second film layer to form the composite film, and the UV curing device is sequentially arranged; wherein, UV solidification equipment includes nip roll, first guide roll and UV lamp, nip roll is located the front side of first guide roll, the UV lamp with first guide roll is just right.
2. The film laminating apparatus according to claim 1, wherein a first unwinding device for unwinding a first film and a second unwinding device for unwinding a second film are sequentially arranged on the front side of the gluing device, and a winding device for winding the composite film is arranged on the rear side of the UV curing device.
3. The film laminating apparatus according to claim 2, wherein the first unwinding device and the second unwinding device each include a frame, and two inflatable rollers, a first rubber roller and a second guide roller, which are disposed on the frame, the first rubber roller and the second guide roller are located at a lower position in the middle of the two inflatable rollers, the first rubber roller is hinged to the frame through a push plate, and the push plate is connected with a cylinder for driving the first rubber roller to approach or be away from the second guide roller.
4. The film laminating apparatus of claim 1, wherein the glue applicator comprises:
a glue groove;
the second rubber roller is rotatably arranged in the rubber groove through a bearing;
the press roller is arranged opposite to the second rubber roller;
and the adjusting assembly is connected with the press roller and controls the press roller to move towards the direction close to or far away from the second rubber roller.
5. The film laminating equipment of claim 4, wherein the glue spreading device further comprises a fixing seat, a lifting rod, a rotary joint, a mounting seat, a horizontal rod and a glue scraping knife, the fixing seat is arranged in the vertical direction, the lifting rod is in sliding fit with the fixing seat, the mounting seat is arranged in the horizontal direction, the horizontal rod is in sliding fit with the mounting seat, the rotary joint comprises two connecting arms hinged to each other, the two connecting arms are respectively connected with the lifting rod and the mounting seat, the glue scraping knife is arranged on the horizontal rod, and the glue scraping knife faces the second glue roller.
6. The film laminating apparatus of claim 4, wherein the laminating device comprises a group of laminating rollers for laminating the first and second film plies, a first pull roller for winding the first film ply, and a second pull roller for winding the second film ply, wherein the first and second pull rollers have equal angular velocities and are aligned with each other.
7. The film laminating apparatus of claim 6, wherein the second pull roll is vertically higher than the second glue roll.
8. The film laminating apparatus of claim 6, wherein the nip roller set includes a first nip roller and a second nip roller arranged vertically up and down, and a diameter of the second nip roller is larger than a diameter of the first nip roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121956253.8U CN215882930U (en) | 2021-08-19 | 2021-08-19 | Film laminating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121956253.8U CN215882930U (en) | 2021-08-19 | 2021-08-19 | Film laminating apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN215882930U true CN215882930U (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121956253.8U Active CN215882930U (en) | 2021-08-19 | 2021-08-19 | Film laminating apparatus |
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| CN (1) | CN215882930U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619251A (en) * | 2021-08-19 | 2021-11-09 | 浙江晶通新材料集团有限公司 | Thin film compounding equipment and compounding process thereof |
| CN114986991A (en) * | 2022-07-01 | 2022-09-02 | 海宁市方圣包装材料有限公司 | Production equipment for packaging bag |
| CN116119081A (en) * | 2023-04-19 | 2023-05-16 | 浙江大华技术股份有限公司 | Integrated production method and equipment for film package based on photo-curing |
-
2021
- 2021-08-19 CN CN202121956253.8U patent/CN215882930U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619251A (en) * | 2021-08-19 | 2021-11-09 | 浙江晶通新材料集团有限公司 | Thin film compounding equipment and compounding process thereof |
| WO2023019769A1 (en) * | 2021-08-19 | 2023-02-23 | 浙江晶通新材料集团有限公司 | Thin film compounding apparatus and compounding process thereof |
| CN114986991A (en) * | 2022-07-01 | 2022-09-02 | 海宁市方圣包装材料有限公司 | Production equipment for packaging bag |
| CN116119081A (en) * | 2023-04-19 | 2023-05-16 | 浙江大华技术股份有限公司 | Integrated production method and equipment for film package based on photo-curing |
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