CN204278744U - Environmental protection overlay film system - Google Patents
Environmental protection overlay film system Download PDFInfo
- Publication number
- CN204278744U CN204278744U CN201420772797.2U CN201420772797U CN204278744U CN 204278744 U CN204278744 U CN 204278744U CN 201420772797 U CN201420772797 U CN 201420772797U CN 204278744 U CN204278744 U CN 204278744U
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- roller
- convex
- environmental protection
- overlay film
- film system
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Abstract
A kind of environmental protection overlay film system, the glued membrane on film roller walks around multiple transition roller and sizer, and then walks around multiple transition roller and at least one convex roller successively, then and folder enter together compress mutually between pressure roller and bottom roller; Described convex roller longitudinal section camber, the middle part of convex roller is than edge protuberance 0.5 ~ 20mm.A kind of environmental protection overlay film system that the utility model provides, by adopting above-mentioned structure, even if can realize reducing the consumption of glue, also can guarantee the quality of overlay film, significantly reduces the residual of formaldehyde and benzene, thus more environmental protection.Therefore the utility model is particularly useful for the printing of packaging for foodstuff.
Description
Technical field
The utility model relates to print field, particularly a kind of environmental protection overlay film system.
Background technology
Cover glued membrane at printed matter surface, the appearance of printed matter can be increased.Be the surface first glue being coated in glued membrane in usual large-scale production, then the glued membrane with glue be compressed on printed matter surface.
Such as, in Chinese patent literature CN102173193A described structure, namely discloses a kind of control system for paper printing or overlay film and control method in prior art.
Glue of the prior art is usually containing formaldehyde and benzene, and due to the protection of glued membrane, these formaldehyde and benzene are difficult to volatilization under glued membrane, use glue that therefore should be the least possible, to reduce the residual of formaldehyde and benzene.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of environmental protection overlay film system, under the prerequisite guaranteeing compound film quality, can reduce the consumption of glue as far as possible.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of environmental protection overlay film system, glued membrane on film roller walks around multiple transition roller and sizer, walk around multiple transition roller and at least one convex roller more successively, then and folder enter together compress mutually between pressure roller and bottom roller;
Described convex roller longitudinal section camber, the middle part of convex roller is than edge protuberance 0.5 ~ 20mm.
In described sizer, glue spreader is placed in gluing groove, and glue spreader and first passes rubber roll wall contacts, first passes rubber roll and second passes rubber roll wall contacts, second passes rubber roll and glue spreader wall contacts, and glue spreader is provided with pressing film roller, and glued membrane passes between glue spreader and pressing film roller.
Scraper plate is provided with in the side of glue spreader.
Before pressure roller and bottom roller, be also provided with at least one pair of convex pressure roller and bottom roller, compress mutually between convex pressure roller and bottom roller.
Described convex pressure roller and and bottom roller be multipair, the middle part height of projection of vertical convex pressure roller reduces gradually.
Two convex rollers are provided with between convex pressure roller and transition roller.
The middle part of convex roller is than edge protuberance 1 ~ 10mm.
The middle part of convex roller is than edge protuberance 2 ~ 5mm.
Inventor finds, by reducing glue-spread at sizer, effectively can reduce the use amount of glue, thus lower the residual of formaldehyde and benzene, but result in again new technical problem, glue use amount very little can form multiple small bubble below glued membrane, thus affects compound film quality.Further observe, inventor finds, when glued membrane reeled roller, there will be the wrinkle that some are little, and these little wrinkles can make air sweep along in glued membrane.Can improve this problem by the rate of tension strengthening glued membrane, but larger glued membrane rate of tension easily makes the finished product of printing be out of shape because of internal stress.
A kind of environmental protection overlay film system that the utility model provides, by adopting above-mentioned structure, before overlay film, make glued membrane through at least one convex roller, utilize the radian on convex roller surface that glued membrane is opened completely, to eliminate the wrinkle on glued membrane, and with the convex pressure roller of radian, also can make glued membrane in the middle of first contact with folder, be beneficial to the discharge of air.Even if the utility model can realize reducing the consumption of glue, also can guarantee the quality of overlay film, significantly reduce the residual of formaldehyde and benzene, thus more environmental protection.Therefore the utility model is particularly useful for the printing of packaging for foodstuff.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of sizer.
Fig. 3 is the structural representation of convex roller and convex pressure roller.
In figure: film roller 1, transition roller 2, sizer 3, gluing groove 31, glue spreader 32, scraper plate 33, first passes rubber roll 34, second passes rubber roll 35, glue spreader 36, pressing film roller 37, glued membrane 38, convex roller 4, convex pressure roller 5, first bottom roller 6, pressure roller 7, the second bottom roller 8, for part device 9, depression bar 10.
Detailed description of the invention
As in Fig. 1 ~ 3, a kind of environmental protection overlay film system, the glued membrane 38 on film roller 1 walks around multiple transition roller 2 and sizer 3, then walks around multiple transition rollers 2 and at least one convex roller 4 successively, then and folder enter together compress mutually between pressure roller 7 and bottom roller;
Described convex roller 4 longitudinal section camber, the middle part of convex roller 4 is than edge protuberance 0.5 ~ 20mm.Adopt this structure, after reducing the gluing on glued membrane, utilize convex roller 4 to be flattened completely by glued membrane, and need not tension force be increased.Its principle is by analysis, because the constraint at glued membrane edge is reduced to 2 directions by orthogonal direction, and is 4 directions in the middle of glued membrane, after adopting convex roller 4, glued membrane mesophase spherule produces larger distortion to glued membrane edge, thus offsets the impact of constraint, glued membrane is opened completely, to eliminate the wrinkle on glued membrane.
Before pressure roller 7 and bottom roller, be also provided with at least one pair of convex pressure roller 5 and bottom roller, compress mutually between convex pressure roller 5 and bottom roller.In press mold process, first contact with folder in the middle of glued membrane, air can be discharged from rear and both sides, thus avoids bubble and be left between glued membrane and folder, without the pressure roller of projection and bottom roller after cooperation, ensure that the quality of overlay film.
Preferably, the middle part of convex roller 4 and convex pressure roller 5 is than edge protuberance 1 ~ 10mm.
Preferred further, the middle part of convex roller 4 and convex pressure roller 5 is than edge protuberance 2 ~ 5mm.
After tested, when the width of film is at 50cm, the middle part of convex roller 4 is 3mm than edge protuberance h, can eliminate the micro-bubble that overlay film produces completely.
In described sizer 3, glue spreader 32 is placed in gluing groove 31, glue spreader 32 and first passes rubber roll 34 wall contacts, first passes rubber roll 34 and second passes rubber roll 35 wall contacts, second passes rubber roll 35 and glue spreader 36 wall contacts, glue spreader 36 is provided with pressing film roller 37, and glued membrane 38 passes between glue spreader 36 and pressing film roller 37.Compared with prior art, passing rubber roll by increasing by one, making the glue of coating thinner, also more even.
Scraper plate 33 is provided with in the side of glue spreader 32.Scraper plate 33 in this example can regulate the distance between glue spreader 32, this structure is not shown, by regulating the mounting distance between scraper plate 33 and glue spreader 32 to regulate, thus control the amount entering into the glue of the second biography rubber roll 35, to control the thickness of glue further.Reduce the consumption of glue.
Described convex pressure roller 5 and and bottom roller be multipair, the middle part height of projection of vertical convex pressure roller 5 reduces gradually.Structure thus, progressively discharges the air between glued membrane and folder, thus improves compound film quality.
Preferably, two convex rollers 4 are provided with between convex pressure roller 5 and transition roller 2.Arranging two convex rollers 4 makes glued membrane and the glue on it fully launch.
As in Fig. 1, during use, after first the glued membrane on film roller 1 walks around at least 2 transition rollers 2, through sizer 3 gluing, usually above glue spreader 36, be also provided with pressing film roller 37, to guarantee that glue application is even, glued membrane 38 after gluing from the other end of whole equipment through multiple transition roller 2, then through two convex rollers 4, in the process, the solvent in the glue on glued membrane 38 tentatively volatilizees a part, necessary words, in the process, be provided with heater, with the viscosity making glue keep enough.
The above embodiments are only optimal technical scheme of the present utility model; and should not be considered as restriction of the present utility model; the technical scheme that protection domain of the present utility model should be recorded with claim, the equivalents comprising technical characteristic in the technical scheme of claim record is protection domain.Namely the equivalent replacement within the scope of this improves, also within protection domain of the present utility model.
Claims (8)
1. an environmental protection overlay film system, it is characterized in that: the glued membrane (38) on film roller (1) walks around multiple transition roller (2) and sizer (3), walk around multiple transition roller (2) and at least one convex roller (4) more successively, then and folder enter together compress mutually between pressure roller (7) and bottom roller;
Described convex roller (4) longitudinal section camber, the middle part of convex roller (4) is than edge protuberance 0.5 ~ 20mm.
2. a kind of environmental protection overlay film system according to claim 1, it is characterized in that: in described sizer (3), glue spreader (32) is placed in gluing groove (31), glue spreader (32) and first passes rubber roll (34) wall contacts, first passes rubber roll (34) passes rubber roll (35) wall contacts with second, second passes rubber roll (35) and glue spreader (36) wall contacts, glue spreader (36) is provided with pressing film roller (37), and glued membrane (38) passes between glue spreader (36) and pressing film roller (37).
3. a kind of environmental protection overlay film system according to claim 1, is characterized in that: be provided with scraper plate (33) in the side of glue spreader (32).
4. a kind of environmental protection overlay film system according to claim 1, is characterized in that: before pressure roller (7) and bottom roller, be also provided with at least one pair of convex pressure roller (5) and bottom roller, compress mutually between convex pressure roller (5) and bottom roller.
5. a kind of environmental protection overlay film system according to claim 4, is characterized in that: described convex pressure roller (5) and and bottom roller be multipair, the middle part height of projection of vertical convex pressure roller (5) reduces gradually.
6. a kind of environmental protection overlay film system according to claim 5, is characterized in that: be provided with two convex rollers (4) between convex pressure roller (5) and transition roller (2).
7. a kind of environmental protection overlay film system according to claim 1, is characterized in that: the middle part of convex roller (4) is than edge protuberance 1 ~ 10mm.
8. a kind of environmental protection overlay film system according to claim 7, is characterized in that: the middle part of convex roller (4) is than edge protuberance 2 ~ 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772797.2U CN204278744U (en) | 2014-12-09 | 2014-12-09 | Environmental protection overlay film system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420772797.2U CN204278744U (en) | 2014-12-09 | 2014-12-09 | Environmental protection overlay film system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204278744U true CN204278744U (en) | 2015-04-22 |
Family
ID=52861936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420772797.2U Expired - Fee Related CN204278744U (en) | 2014-12-09 | 2014-12-09 | Environmental protection overlay film system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204278744U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351531A (en) * | 2017-08-23 | 2017-11-17 | 广州智铝铝业有限公司 | A kind of metal sheet surface-treatment line |
| CN108248113A (en) * | 2017-12-28 | 2018-07-06 | 叶金吉 | For the equipment of packed in cases |
| CN108248112A (en) * | 2017-12-28 | 2018-07-06 | 叶金吉 | A kind of forming method of Packaging Box |
| CN108263025A (en) * | 2017-12-28 | 2018-07-10 | 叶金吉 | One kind is used for the molding method of Packaging Box |
-
2014
- 2014-12-09 CN CN201420772797.2U patent/CN204278744U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351531A (en) * | 2017-08-23 | 2017-11-17 | 广州智铝铝业有限公司 | A kind of metal sheet surface-treatment line |
| CN108248113A (en) * | 2017-12-28 | 2018-07-06 | 叶金吉 | For the equipment of packed in cases |
| CN108248112A (en) * | 2017-12-28 | 2018-07-06 | 叶金吉 | A kind of forming method of Packaging Box |
| CN108263025A (en) * | 2017-12-28 | 2018-07-10 | 叶金吉 | One kind is used for the molding method of Packaging Box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181209 |