CN218257222U - Composite roll film for printed matter - Google Patents
Composite roll film for printed matter Download PDFInfo
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- CN218257222U CN218257222U CN202221996570.7U CN202221996570U CN218257222U CN 218257222 U CN218257222 U CN 218257222U CN 202221996570 U CN202221996570 U CN 202221996570U CN 218257222 U CN218257222 U CN 218257222U
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- film
- protective film
- edge sealing
- layer protective
- printed matter
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Abstract
The utility model discloses a compound membrane of rolling up of printed matter, including top layer protective film, the below of top layer protective film is provided with the bottom cover membrane, the bottom cover membrane is provided with middle reinforcement film with the centre of top layer protective film, the upper and lower surface of middle reinforcement film all has the ripple groove in addition, the bottom surface of top layer protective film and the surface of bottom cover membrane all are provided with the bar protrudingly, the prominent surface of bar is glossy circular arc surface, top layer protective film bottom surface and bottom cover membrane surface's the prominent equal joint of bar are provided with the bonding glue film at ripple inslot side and with the centre of middle reinforcement film. The utility model discloses a surface all is provided with the ripple groove about the rete in the middle of, and the inboard surface of interior tunica adventitia all is provided with the surface and is protruding for the bar of smooth arc surface, can increase the effective area of contact of interior tunica adventitia and middle rete, can not appear the dislocation when guaranteeing interior tunica adventitia and middle rete bonding, increases the holistic intensity of compound book membrane.
Description
Technical Field
The utility model relates to a compound membrane technical field that rolls up of printed matter specifically is a compound membrane that rolls up of printed matter.
Background
The presswork is various products printed, it is the general name of various finished products produced using printing technology, in daily life, newspaper, books and magazines, maps, posters, advertisements, envelopes, letter paper, file bags, trademarks, labels, business cards, invitation cards, bank notes, greeting cards, desk calendars, wall calendars, picture books, various certificate cards, packing boxes, gift boxes, circuit boards, etc. that people contact, all of them are in the category of presswork, the composite roll film is a roll film formed by compounding packaging technology, namely the composite roll film;
the printed matter composite roll film is a protective film covering the surface of a printed matter, plays a role in protecting the printed matter, prevents the surface of the printed matter from being scratched or scratched, and prevents the printed matter from being damaged or destroyed.
However, the surfaces of the inner film and the outer film of the composite rolling film used by the existing printed matter and the surface of the middle film layer are smooth, the inner film and the outer film are easy to slide when being adhered with the middle film layer to cause dislocation, and the connection between the inner film and the middle film layer is unstable and easy to separate; thus, the existing requirements are not met, and a printed matter composite roll film is provided for the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound book membrane of printed matter to the adventitia is all smooth with middle rete surface in the compound book membrane that the current printed matter that proposes in solving the above-mentioned background art used, appears sliding easily when interior adventitia bonds with middle rete and leads to the dislocation, and the unstable separation scheduling problem appears easily in being connected between interior adventitia and the middle rete.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound book membrane of printed matter, includes top layer protecting film, the below of top layer protecting film is provided with the bottom cover film, the bottom cover film is provided with middle reinforcing film with the centre of top layer protecting film, the upper and lower surface of middle reinforcing film all has the ripple groove in addition, the bottom surface of top layer protecting film and the surface of bottom cover film all are provided with the bar protrudingly, the prominent surface of bar is smooth arc surface, the protruding equal joint of bar on top layer protecting film bottom surface and bottom cover film surface is provided with the bonding glue film in the ripple inslot side and with the centre of middle reinforcing film.
Preferably, the two end surfaces of the surface layer protective film and the two end bottom surfaces of the bottom layer covering film are provided with edge sealing clamping grooves, and end edge sealing strips cover the outer sides of the end portions of the surface layer protective film, the middle reinforcing film and the bottom layer covering film.
Preferably, the upper end and the lower end of the end edge sealing strip are respectively clamped on the inner sides of the edge sealing clamping grooves on the end surface of the surface layer protective film and the bottom surface of the bottom layer covering film.
Preferably, the end faces of the upper end and the lower end of the end edge banding are flush with the surface of the surface layer protective film and the bottom surface of the bottom layer covering film, and the outer surface of the end edge banding is smooth.
Preferably, the end sealing strip is clamped on the inner wall of the end part at the inner side of the sealing clamping groove and provided with a sealing glue filling groove, and the distance between the end parts of the two ends of the sealing glue filling groove and the end parts of the two ends of the end sealing strip ranges from 2mm to 3mm.
Preferably, the depth dimension of the edge sealing glue filling groove is one half of the thickness dimension of the edge sealing strip at the end part, and the width dimension of the opening, which is in contact with the edge sealing clamping groove, of the edge sealing glue filling groove is larger than the width dimension of the inside of the edge sealing clamping groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an upper and lower surface at middle rete all is provided with the ripple groove, and the interior side surface of interior tunica adventitia all is provided with the surface and is protruding for the bar of smooth arc surface, and the effective area of contact of adventitia and middle rete in can increasing can not appear the dislocation when guaranteeing interior adventitia and middle rete bonding, increases the holistic intensity of compound book membrane for interior tunica and middle rete can not easy alternate segregation in the use of compound book membrane.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic structural view of the middle reinforcing film of the present invention;
fig. 3 is a schematic cross-sectional view of the end edge banding of the present invention.
In the figure: 1. a surface layer protective film; 2. a middle reinforcement film; 3. a bottom layer cover film; 4. an end edge banding; 5. a corrugated trough; 6. sealing the edge of the clamping groove; 7. filling the groove with edge sealing glue; 8. and (6) bonding the adhesive layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides a compound book membrane of printed matter, including top layer protecting film 1, the below of top layer protecting film 1 is provided with bottom cover film 3, bottom cover film 3 is provided with middle reinforcement film 2 with the centre of top layer protecting film 1, the upper and lower surface of middle reinforcement film 2 all has ripple groove 5 in addition, the bottom surface of top layer protecting film 1 and the surface of bottom cover film 3 all are provided with the bar protrudingly, the prominent surface of bar is smooth arc surface, the protruding equal joint of bar on 1 bottom surface of top layer protecting film and 3 surfaces of bottom cover film is provided with adhesive layer 8 in ripple groove 5 inboard and with the centre of middle reinforcement film 2.
Further, the both ends surface of top layer protective film 1 and the both ends bottom surface of bottom cover membrane 3 all are provided with banding draw-in groove 6, and the tip outside of top layer protective film 1, middle reinforced film 2 and bottom cover membrane 3 covers has tip banding strip 4.
Further, the upper end and the lower end of the end edge sealing strip 4 are respectively clamped inside the edge sealing clamping groove 6 on the end surface of the surface layer protective film 1 and the bottom surface of the bottom layer covering film 3.
Furthermore, the end surfaces of the upper end and the lower end of the end edge banding 4 are flush with the surface of the surface layer protective film 1 and the bottom surface of the bottom layer covering film 3, and the outer surface of the end edge banding 4 is smooth.
Further, the end edge sealing strip 4 is connected to the inner wall of the end part on the inner side of the edge sealing clamping groove 6 and provided with an edge sealing glue filling groove 7, and the distance between the end parts of the two ends of the edge sealing glue filling groove 7 and the end parts of the two ends of the end edge sealing strip 4 is 2 mm-3 mm.
Further, the depth dimension of the edge sealing glue filling groove 7 is one half of the thickness dimension of the edge sealing strip 4 at the end part, and the width dimension of the opening part of the edge sealing glue filling groove 7, which is in contact with the edge sealing clamping groove 6, is larger than the width dimension of the inside width ruler.
The working principle is as follows: when in use, firstly, a layer of adhesive is coated on the inner sides of the corrugated grooves 5 on the upper surface and the lower surface of the middle reinforcing film 2, then the surface layer protecting film 1 and the bottom layer covering film 3 are respectively adhered to the upper surface and the lower surface of the middle reinforcing film 2, the strip-shaped protrusions on the bottom surface of the surface layer protecting film 1 and the surface of the bottom layer covering film 3 are clamped on the inner sides of the corrugated grooves 5 on the upper surface and the lower surface of the middle reinforcing film 2, then the surface layer protecting film 1, the middle reinforcing film 2 and the bottom layer covering film 3 are pressed tightly, so that the surface layer protecting film 1, the middle reinforcing film 2 and the bottom layer covering film 3 are bonded, and the strip-shaped protrusions are clamped on the inner sides of the corrugated grooves 5 during bonding, thereby ensuring that the surface layer protecting film 1, the middle reinforcing film 2 and the bottom layer covering film 3 can not be staggered with each other, and then sealant is filled in the edge sealing glue filling grooves 7 at the two ends of the edge sealing strips 4 at the end parts, but sealed glue need not to fill up whole banding and glue filling groove 7, then laminate tip banding strip 4 at the top layer protecting film 1 after bonding, the tip outside of middle reinforced film 2 and bottom cover membrane 3, with the upper and lower end joint of tip banding strip 4 at the banding draw-in groove 6 inboards of top layer protecting film 1 and bottom cover membrane 3 tip, and compress tightly the upper and lower end of tip banding strip 4, make tip banding strip 4 bond fixedly with top layer protecting film 1 and bottom cover membrane 3, can be quick bond compound roll membrane, and can not appear the dislocation when guaranteeing interior adventitia and middle rete bonding, increase the holistic intensity of compound roll membrane, make compound roll membrane can not easy alternate segregation of interior outer membrane and middle rete in the use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A composite roll film for printed matter comprises a surface layer protective film (1), and is characterized in that: the utility model discloses a corrugated structure, including top layer protective film (1), bottom cover film (3), middle reinforcing film (2) are provided with in the below of top layer protective film (1), the upper and lower surface of middle reinforcing film (2) all is corrugated groove (5) in addition, the bottom surface of top layer protective film (1) and the surface of bottom cover film (3) all are provided with the bar protrudingly, the prominent surface of bar is glossy arc surface, the equal joint of bar protrudingly of top layer protective film (1) bottom surface and bottom cover film (3) surface is provided with bonding glue film (8) inboard in corrugated groove (5) and with the centre of middle reinforcing film (2).
2. The composite roll of printed matter as claimed in claim 1, wherein: the edge sealing structure is characterized in that edge sealing clamping grooves (6) are formed in the surfaces of the two ends of the surface layer protective film (1) and the bottom surfaces of the two ends of the bottom layer covering film (3), and end edge sealing strips (4) are covered on the outer sides of the ends of the surface layer protective film (1), the middle reinforcing film (2) and the bottom layer covering film (3).
3. The composite roll of printed matter as claimed in claim 2, wherein: the upper end and the lower end of the end edge sealing strip (4) are respectively clamped on the inner sides of the edge sealing clamping grooves (6) on the end surface of the surface layer protective film (1) and the bottom layer covering film (3).
4. The composite roll of printed matter as claimed in claim 2, wherein: the end faces of the upper end and the lower end of the end edge banding (4) are flush with the surface of the surface layer protective film (1) and the bottom surface of the bottom layer covering film (3), and the outer surface of the end edge banding (4) is smooth.
5. The composite roll of printed matter as claimed in claim 3, wherein: the both ends tip of tip banding strip (4) joint on the tip inner wall of banding draw-in groove (6) inboard is provided with banding and glues filling groove (7), the interval size between the both ends tip of banding packing groove (7) and the both ends tip of tip banding strip (4) is 2 mm-3 mm.
6. The composite roll of printed matter as claimed in claim 5, wherein: the depth dimension of the edge sealing glue filling groove (7) is one half of the thickness dimension of the end edge sealing strip (4), and the width dimension of the opening of the edge sealing glue filling groove (7) which is in contact with the edge sealing clamping groove (6) is larger than the width dimension of the inside of the edge sealing glue filling groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996570.7U CN218257222U (en) | 2022-08-01 | 2022-08-01 | Composite roll film for printed matter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221996570.7U CN218257222U (en) | 2022-08-01 | 2022-08-01 | Composite roll film for printed matter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218257222U true CN218257222U (en) | 2023-01-10 |
Family
ID=84764888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221996570.7U Active CN218257222U (en) | 2022-08-01 | 2022-08-01 | Composite roll film for printed matter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218257222U (en) |
-
2022
- 2022-08-01 CN CN202221996570.7U patent/CN218257222U/en active Active
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