CN102717576B - A kind of continuous lamination method and apparatus of fexible film of sandwich construction - Google Patents
A kind of continuous lamination method and apparatus of fexible film of sandwich construction Download PDFInfo
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- CN102717576B CN102717576B CN201210123169.7A CN201210123169A CN102717576B CN 102717576 B CN102717576 B CN 102717576B CN 201210123169 A CN201210123169 A CN 201210123169A CN 102717576 B CN102717576 B CN 102717576B
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Abstract
The invention discloses a kind of continuous lamination method of sandwich construction fexible film, comprise (1) and cross cutting and waste material lift-off processing are carried out respectively to the first fexible film and the second fexible film, protective layer on one side of each film is stripped, and cuts out the rectangular slits in arranged in arrays in the useful layer of centre; (2) using the 3rd fexible film as laminated middle film layer, first peel off the protective layer of a wherein side, then carry out laminated with the first fexible film in the preparatory stage, obtain the flexible membrane with four-layer structure; (3) lift-off processing is carried out to the diaphragm of the another side of the 3rd fexible film, then by this surface after peeling off and the second fexible film in the preparatory stage laminated, obtain the composite membrane with five-layer structure.The invention also discloses a kind of equipment of continuous lamination of sandwich construction fexible film.Lamination apparatus of the present invention and process thereof, half disconnected cross cutting and the exactitude position that effectively can realize sandwich construction fexible film are laminated.<pb pnum="1" />
Description
Technical field
The present invention relates to film lamination art, be specifically related to a kind of laminating method with the fexible film of sandwich construction, and implement the method and carry out the laminated equipment of accurate feeding, contraposition.
Background technology
Multilayer films lamination process is in printing, the sector applications such as packaging are more, relate generally to film conveying, cross cutting, waste discharge, cutting and rewinding etc., because each process function is relatively independent, the module equipment of simple function is a lot, such as Chinese utility model patent ZL 200820092979.X provides a kind of precision die-cutting device, Chinese utility model patent ZL95216846.4 provides a kind of device for removing waste, Chinese utility model patent CN201849992U provides a kind of waste discharge mechanism, Chinese utility model patent CN201020184129 provides a kind of cutting machine, in reality, according to demand each functional module can be combined, build the laminated production line of needs.
In some special trade, relate to the problems such as the conveying of multilayer films, cross cutting, contraposition are laminated, detection, membrane structure is generally three layers, and the two-layer of outside is protective layer, prevents central core to be subject to the pollutions such as air, steam or dust.The trilamellar membrane of this type of thin-film material is all thinner, generally at 20 microns to 50 micron thickness, to conveying in tension variation more responsive.In part producing operating mode, need first processing film to be become frame structure, and then the contraposition carrying out multilayer is laminated, now just needs to ensure the feed accuracy of each tunic and the precision of contraposition.When carrying out frame structure process to film, usually need to use die-cutting apparatus or equipment, to realize in multilayer film one deck or two-layer cut-out and leave one to two-layer for follow-up conveying.
After cross cutting is needed for this type of, nicked frame structure film is carried out laminated working condition requirement, high requirement is proposed to feed accuracy and contraposition detection etc. in laminated, if adopt Conventional processing methods to combine, production line will be very huge, unrealistic.Chinese invention patent CN101551874A provides and utilizes electronic tag equipment complex to carry out laminated technique always, this technique comprises and integrates material retractable, cross cutting, detection, waste discharge etc., but its lamination is relatively simple, do not need exactitude position, the repeatedly laminated requirement of the flexible membrane for sandwich construction cannot be met.
Summary of the invention
The object of the invention is to overcome above prior art and do not meet multilayer film exactitude position, laminated present situation, a kind of continuous lamination method of sandwich construction fexible film is provided, break that cross cutting, contraposition detection, contraposition are laminated by collection receipts-blowing, half, waste discharge, finished product detection, realize sandwich construction fexible film exactitude position continuous lamination.
Object of the present invention can be achieved through the following technical solutions.
A kind of continuous lamination method of sandwich construction fexible film; for completing the compound of three kinds of fexible films, wherein, often kind of fexible film all has three-decker before laminated; namely be positioned at middle useful layer and the protective layer being positioned at both sides, intermediate layer, laminated concrete steps are as follows:
(1) preparatory stage:
To the first fexible film and second respectively fexible film carry out respectively wherein side surface protective film lift-off processing, cross cutting and waste material lift-off processing are carried out to intermediate layer, a side of this first and second fexible film is all in and treats laminate state;
(2) Laminating Phase:
Using the 3rd fexible film as laminated middle film layer, first peel off the protective layer of a wherein side of this middle film layer, then with the preparatory stage in described in be in and treat that the first fexible film of laminate state carries out laminated, obtain the flexible membrane of a four-layer structure;
(3) secondary Laminating Phase:
To through above-mentioned once laminated after four-layer structure flexible membrane on the diaphragm of middle film layer another side carry out lift-off processing; again with the preparatory stage in described in be in and treat that the second fexible film of laminate state is laminated; obtain the composite membrane of a five-layer structure, namely complete Film laminated.
As improvement of the present invention, the detailed process of described preparatory stage is:
First, carry out positional deviation correction to described first fexible film or the second fexible film, then, enter die-cutting apparatus and carry out half section of cross cutting, the protective layer by a wherein side of the first fexible film or the second fexible film cuts off; Then, itself and adhesive tape carried out laminated and carries out waste material stripping, and after stripping, making residue film again merge with adhesive tape layer carry out second time waste material to peel off, namely obtaining treating the first laminated fexible film or the second fexible film.
As improvement of the present invention, carrying out laminated concrete technology is for the first time:
First; peel off the protective layer of a wherein side of this middle film layer; then, the one side that the surface for the treatment of laminate state and this middle film layer peeled off lateral protection layer that is in of first fexible film of preparatory stage is carried out laminated, obtains the flexible membrane with four-layer structure.
As improvement of the present invention, carrying out the laminated concrete technology of second time is:
First, with being in of described second thin flexible film layer, the described flexible membrane one side having peeled off the opposite side diaphragm of middle film layer is treated that the surface of laminate state is carried out laminated, obtaining the composite membrane with five-layer structure.
As improvement of the present invention, in the described preparatory stage, the rete after cross cutting also carries out IMAQ by vision system, for the distributing homogeneity detecting feeding stability and cross cutting otch.
As improvement of the present invention, in the described preparatory stage, also comprise the step that the flexible membrane after to twice stripping detects, if peel off unsuccessful, then carry out benefit cutter.
As improvement of the present invention, during described second time is laminated, also comprise the step that the cross cutting incision site of the first fexible film and the second fexible film that enter second layer lamination area is detected, to guarantee otch contraposition.
Another object of the present invention is to provide a kind of and carry out laminated equipment to sandwich construction fexible film, it comprises frame and is arranged in emptying roller in frame, conveying rolls, idler roller, die-cutting apparatus, friction pair roller, correction row roller, little stripping table, material receiving roller successively along operation.
Treat that the first laminated fexible film or the second fexible film are released by emptying roller, and be transported to die-cutting apparatus and carry out cross cutting after the correction of correction row roller under conveying rolls traction, then under the traction of friction pair roller, IMAQ is carried out by vision system, fexible film after collection is rectified a deviation by correction row roller under the traction of conveying rolls, carry out with adhesive tape more laminated after, peel off through little stripping table, obtain being in the first fexible film or the second fexible film for the treatment of laminate state;
Treat that the 3rd laminated fexible film is released by emptying roller as laminated intermediate layer; the protective layer of its side is removed through stripping table; again with treat that the first fexible film of laminate state enters conveying rolls simultaneously and carries out laminated; film after laminated peels off the protective layer of the 3rd fexible film opposite side by little stripping table; second time is carried out again laminated at conveying rolls place; and by described material receiving roller rewinding, complete laminated.
As improvement of the present invention, whether this equipment also comprises is peeled off detection module and mends cutter platform, successful for detecting stripping process, if peel off unsuccessful, then on this benefit cutter platform, carries out benefit cutter.
As improvement of the present invention, this equipment also comprises dancer, for being the constant tension by the thin-film material after friction pair roller.
As improvement of the present invention, this equipment also comprises fracture detection module, detects the first fexible film whether corresponding with the incision site on the second fexible film when second time is laminated.
As improvement of the present invention, this equipment also comprises finished product detection module, carries out finished product detection for the flexible membrane after laminated to second time.
Process of the present invention comprises blowing, conveying, correction, half disconnected cross cutting, IMAQ, once peels off, secondary is peeled off, peel off detect, mend that cutter, the once laminated detection of laminated, contraposition, secondary are laminated, finished product detection, rewinding, concrete technology flow process is divided into two stages: one is the preparatory stage, and it two is Laminating Phase.
Preparatory stage: two identical multilayer films materials carry out cross cutting respectively, waste material is peeled off until be in and treat laminate state, this process order is: the strippings-secondary of the disconnected cross cutting-IMAQ-stepping feed compensation of blowing-conveying-correction-half-once peels off-stripping detection-benefit cutter.
Laminating Phase: first with to enter a thin-film material of preparatory stage laminated after another kind of different sandwich peels off protective layer; be called once laminated; the film secondary entering the preparatory stage again with another is laminated, and this process order is: the laminated detection-secondary of laminated-contraposition of blowing-conveying-is once laminated-and finished product detection-rewinding.
The present invention, by precise position control, carries out half disconnected cross cutting to sandwich construction flexible membrane, and residue one deck complete preservation film, as strengthening membrane, ensures film mechanical strength, realizes continuously, stablizes reel-to-reel conveying.Decomposed by half disconnected cross cutting and lamination, utilize raw-material diaphragm to serve as the diaphragm of final finished in technique, simplify production technology and equipment complexity, save material, reduce production cost.In addition, by arranging cut alignment precision process, effectively can ensure that in second time lamination, the contraposition of cross cutting otch is accurate.
Accompanying drawing explanation
Fig. 1 is the better embodiment schematic diagram of present device;
Fig. 2 is the film layer structure schematic diagram that in the embodiment of the present invention, three-decker rete closes;
Fig. 3 is the structural representation treating laminated each film in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
With reference to figure 1, the technological process of the present embodiment is specifically described as follows:
Wherein, for the overall structure implementing the equipment that the technique of the present embodiment adopts comprises frame 40, emptying roller 3, 9, 16, 19, conveying rolls 6, 10, 21, 23, 26, 33, 34, 38, idler roller 12, die-cutting apparatus 11, vision system 18, friction pair roller 13, float material detection module 14, correction row roller 7, 15, little splicing platform 17, little stripping table 5, 22, 30, large stripping table 24, dancer 25, peel off detection module 28, mend cutter platform 27, fracture detection module 37, large splicing platform 1, ion wind rod 2, laminated contraposition detection module 35, 36, finished product detection module 32, material receiving roller 4, 8, 20, 29, 31, operating desk 39.
With reference to figure 2-3, the fexible film that the present invention is used for laminated sandwich construction is the flexible membrane of three-decker, is namely respectively the first fexible film, the second fexible film and the 3rd fexible film.The film layer structure principle that three-decker rete closes is as follows:
First or second fexible film B, as side layer when it is laminated, its three-decker respectively, is positioned at middle intermediate layer (useful layer) 02,08, the diaphragm 01,03,07,09 of both sides, intermediate layer.
3rd fexible film A is as intermediate layer when laminated, and middle intermediate layer (useful layer) 05, thickness is only 25 microns, and both sides, intermediate layer are with diaphragm 04,06.
The object of the present embodiment is to cut out rectangle 015 continuously on film 02,08, and by laminated for the film 011,013 and film 05 cutting out otch formation, and ensure otch 015 position alignment, finally to continue to retain diaphragm 010,014 and continue to bear protective effect.
1. the preparatory stage
First floor sandwich (the first fexible film B), under the traction of conveying rolls 10, is released by emptying roller 9, carries out positional deviation correction, enter die-cutting apparatus 11 and carry out cross cutting through correction row roller 7.
Because material is three-decker, centre is useful layer, and two-layer is up and down protective layer, and half disconnected cross cutting refers to and cut off by middle useful layer unification side protective layer, and opposite side protective layer does not cut off, and effectively can utilize the intensity of protective layer like this, realizes reel-to-reel conveying
First floor film after cross cutting, under friction pair roller 13 draws, by vision system 18, carries out IMAQ, and the object of IMAQ is the distributing homogeneity ensureing feeding stability and cross cutting otch.
Film after cross cutting, by after friction pair roller 13, will change continuous feed into by stepping, for ensureing that stepping feeding and continuous feed are effectively connected, be provided with dancer in equipment, carry out raw material and float link M.Be provided with the material detection module 14 that floats herein, can ensure that this link stores appropriate floating material.
Then, film is rectified a deviation by correction row roller 15 under the traction of conveying rolls 21, then the adhesive tape of releasing with emptying roller 16 is laminated at conveying rolls 21 place.
Enter little stripping table 22 after laminated, carry out first time and peel off.The waste material that first time separates is by material receiving roller 20 rolling.After first time stripping terminates, the adhesive tape that residue film material and emptying roller 19 are released carries out laminated at conveying rolls 23 place.After laminated, enter large stripping table 24, carry out second time and peel off.Second time is peeled off waste material and is packed up by material receiving roller 8.
After twice stripping, first floor film has completed required processing procedure, enters dancer module 25, guarantees the constant tension of film in course of conveying.
After dancer module, under the traction of conveying rolls 26, whether material enters peels off detection module 28, detect stripping process and have problems, if peel off unsuccessful, then on next link-benefit cutter platform 27, take manual remedial measure in this module.
After mending cutter platform 27, first floor film is peeled off through too small stripping table 30 by the diaphragm cut through, and is packed up by material receiving roller 29, and so far, first floor membrane material is in treats laminate state.
Through same cross cutting, twice stripping process, in figure, another tunic (the second fexible film B) is also in and treats laminate state on the right side of equipment behind conveying rolls 38 place.
So far the preparatory stage terminates.
2. Laminating Phase
Intermediate layer multilayer film (the 3rd fexible film A) is released by emptying roller 3; ground floor protective layer is removed through little stripping table 5; waste material is packed up by material receiving roller 4; another layer is then retained as enhancing film; guarantee middle property material smooth delivery of power; so far, this tunic is in and treats laminate state for the first time.
Then the first floor film that completes enters conveying rolls 6 simultaneously intermediate layer and preparatory stage, and it is laminated to carry out first time.The composite membrane now occurred is four-layer structure.Then peel off the another layer protecting film of intermediate coat, become a kind of brand-new three-decker film, and be in second time and treat laminate state.
Under the synchro-feed effect of three cover conveying rollses 33,34,38, brand-new three-decker film with enter from pair roller 38 that to treat that the film of laminate state carries out second time at conveying rolls 34 laminated.In lamination, laminated contraposition detection module 35,36 detects the cross cutting incision site of two films entering second layer lamination area all the time, guarantees that the contraposition of second time lamination otch is accurate.If discovery deviation, the feeding parameter fed back in control system adjustment conveying rolls 33,34,38 compensates.After second time is laminated, follow-up finished product detection module 32 carries out the final detection of finished product, and makes ink dot mark to defective work.
Second time laminated complete after, finished product is five-layer structure, and middle trilamellar membrane is functional layer, and both sides are that protective layer continues to shield.
Eventually through material receiving roller 31 rolling five-layer structure finished film.
Claims (5)
1. a continuous lamination method for sandwich construction fexible film, for realizing the compound of three kinds of fexible films, wherein, often kind of fexible film has three-decker, and be namely positioned at middle useful layer and the protective layer being positioned at useful layer both sides, the concrete steps of the method are as follows:
(1) preparatory stage:
Cross cutting and waste material lift-off processing are carried out respectively to the first fexible film and the second fexible film, protective layer on one side of each film is stripped, and the rectangular slits cut out in the useful layer of centre in arranged in arrays, thus this side of this first and second fexible film is in and treats laminate state;
(2) Laminating Phase:
Using the 3rd fexible film as laminated middle film layer, first the protective layer of a wherein side of the 3rd fexible film is peeled off, then with the preparatory stage in described in be in and treat that the first fexible film of laminate state carries out laminated, obtain the flexible membrane with four-layer structure;
(3) secondary Laminating Phase:
Lift-off processing is carried out to the diaphragm of the another side of above-mentioned the 3rd fexible film had on the flexible membrane of four-layer structure, again by this surface after peeling off and in the preparatory stage described in be in and treat that the second fexible film of laminate state is laminated, obtain the composite membrane with five-layer structure, namely complete Film laminated;
Wherein, described preparatory stage detailed process is:
First, positional deviation correction is carried out to described first fexible film carried or the second fexible film;
Then, film after correction is sent into die-cutting apparatus and carry out half disconnected cross cutting, protective layer by a wherein side of the first fexible film or the second fexible film cuts off, and in the useful layer of centre, cut out the rectangular slits of arranged in arrays, and the rete after cross cutting also carries out IMAQ by vision system, for the distributing homogeneity detecting feeding stability and cross cutting otch;
Then, itself and adhesive tape are carried out laminated and carries out waste material stripping, and after stripping, make residue film again merge with adhesive tape layer carry out second time waste material to peel off, and enter dancer module, guarantee the constant tension of film in course of conveying, namely obtain side protective layer to be stripped and in useful layer, cut out the rectangular slits in arranged in arrays the first fexible film or the second fexible film, its one side having peeled off protective layer be laminated in binding face;
The concrete technology of a described Laminating Phase is:
First, the protective layer of a wherein side of the 3rd fexible film is peeled off;
Then, by be in the preparatory stage treat laminate state the first fexible film on peeled off protective layer one side carry out laminated with the one side that the 3rd fexible film has peeled off lateral protection layer, namely obtain the flexible membrane with four-layer structure;
In described secondary Laminating Phase, also comprise entering second time the first fexible film of lamination area and the step that detects of the cross cutting incision site of the second fexible film, to guarantee otch contraposition, and the feeding parameter fed back when there is deviation in control system adjustment conveying rolls compensates.
2. the continuous lamination method of a kind of sandwich construction fexible film according to claim 1, is characterized in that, in the described preparatory stage, also comprises the step that the fexible film after to twice stripping detects, if peel off unsuccessful, then carries out the process of benefit cutter.
3. one kind is carried out laminated equipment to sandwich construction fexible film, it comprises frame (40) and is arranged in the emptying roller (9 in frame (40) along operation successively, 16), conveying rolls (6,10,21,34), die-cutting apparatus (11), friction pair roller (13), correction row's roller (7,15), vision system (18), little stripping table (5,22,30), material receiving roller (31), wherein
Treat that the first laminated fexible film or the second fexible film are released by emptying roller (9), and be transported to die-cutting apparatus (11) and carry out cross cutting after correction row's roller (7) correction under conveying rolls (10) traction, then under friction pair roller (13) traction, IMAQ is carried out by vision system (18), after collection first or the second fexible film are rectified a deviation by correction row's roller (15) under the traction of conveying rolls (21), carry out laminated with adhesive tape again, and peel off through little stripping table (22), and enter dancer module, guarantee the constant tension of film in course of conveying, namely obtain being in the first fexible film or the second fexible film for the treatment of laminate state,
Treat that the 3rd laminated fexible film is released by emptying roller (16) as laminated intermediate layer, the protective layer of its side is removed through little stripping table (5), again with treat that the first fexible film of laminate state enters conveying rolls (6) simultaneously and carries out laminated, film after laminated peels off the protective layer of the 3rd fexible film opposite side by little stripping table (30), second time is carried out again laminated at conveying rolls (34) place, and by described material receiving roller (31) rewinding, complete laminated;
This equipment also comprises fracture detection module (37), detects the first fexible film whether corresponding with the incision site on the second fexible film when second time is laminated, and the feeding parameter fed back when there is deviation in control system adjustment conveying rolls compensates.
4. according to claim 3ly a kind of laminated equipment is carried out to sandwich construction fexible film, it is characterized in that, described equipment also comprises to be peeled off detection module (28) and mends cutter platform (27), whether successful for detecting stripping process, if peel off unsuccessful, then carry out benefit cutter by this benefit cutter platform (27).
5. a kind of according to claim 3 or 4 carries out laminated equipment to sandwich construction fexible film, and it is characterized in that, this equipment also comprises dancer (25), for making the constant tension of the thin-film material after by friction pair roller (13).
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| CN201210123169.7A CN102717576B (en) | 2012-04-24 | 2012-04-24 | A kind of continuous lamination method and apparatus of fexible film of sandwich construction |
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| CN201210123169.7A CN102717576B (en) | 2012-04-24 | 2012-04-24 | A kind of continuous lamination method and apparatus of fexible film of sandwich construction |
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| CN102717576B true CN102717576B (en) | 2015-10-28 |
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| KR101704973B1 (en) * | 2016-05-31 | 2017-02-08 | 주식회사 엘지화학 | The system for manufacturing display unit |
| CN106671551B (en) * | 2016-12-26 | 2018-07-31 | 华中科技大学 | A kind of continuous hybrid system of multilayered structure flexible electronic |
| CN106708113B (en) * | 2017-02-03 | 2019-08-09 | 湖北华威科智能股份有限公司 | Compound multilayer register control system and method are wound towards flexible label |
| CN113910690B (en) * | 2021-10-20 | 2023-01-03 | 业成科技（成都）有限公司 | Light-tight composite layer and light-transmitting protective film for light-tight layer |
| CN114291380A (en) * | 2021-12-27 | 2022-04-08 | 江苏倍川自动化设备有限公司 | Roll type full-automatic label transferring machine |
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