CN205380979U - Device, multi -layer composite film of two -sided fixed point chromatography of multi -layer composite film - Google Patents
Device, multi -layer composite film of two -sided fixed point chromatography of multi -layer composite film Download PDFInfo
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- CN205380979U CN205380979U CN201520928643.2U CN201520928643U CN205380979U CN 205380979 U CN205380979 U CN 205380979U CN 201520928643 U CN201520928643 U CN 201520928643U CN 205380979 U CN205380979 U CN 205380979U
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- complex films
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Abstract
The embodiment of the utility model discloses the device of the two -sided fixed point chromatography of multi -layer composite film, including multi -layer composite film deviation correcting device, multi -layer composite film deviation correcting device is including tensile skew scanning mechanism, the tensile mechanism of correcting, scanning mechanism is corrected in the skew, tensile skew scanning mechanism scans the tag on the multi -layer composite film edge, the tensile change volume of record, the tensile mechanism of correcting is including installing the correction deflector roll on the lead screw, the lead screw is through servo motor according to the transmission of tensile change volume to multi -layer composite film change correction, the skew is corrected scanning mechanism and is carried out detecting once more further the correction to multi -layer composite film. The embodiment of the utility model provides a multi -layer composite film of double -sided printing fixed point chromatography is still disclosed. Adopt the utility model discloses, tensile deflection to multi -layer composite film scans, make to correct the deflector roll offset that the correction produced that goes up and down in real time, has avoided the accumulation of the error that causes of offset to the printing characters and the wrong version of positive pattern that lead to the back.
Description
Technical field
This utility model relates to a kind of printing technology, particularly relates to a kind of at the device of multilayer complex films back side chromatography, the multilayer complex films of chromatography and overprinting method.
Background technology
nullAt present in packages printing field，Thin film for packing is that surface is for printing various picture and text mostly，And the back side is without printing，For carrying out the trial of printed on both sides on thin film in prior art，Its technical process is: first carry out on the membrane surface printing surface，The thin film on surface will be printed through high temperature oven，Cool down again，The back side is republished after rolling，Through high temperature oven after，Cool down again，Yet with in the printing process of top layer and receive、Unreel process creates stretching or contraction distortion its back side is being positioned in printing process，Owing to the stretching produced or contraction are in scrambling，After the long accumulation of error, the word printed by the back side produces deviation，And stretch due to scrambling or shrink and be difficult to disposable be directed at by positive back up，The thin film after manually in real time chromatography being completed can only be relied on to carry out quality inspection，Need to shut down when finding a certain amount of skew and correct，Cause print speed printing speed slow，The defect that chromatography effect is undesirable.For MULTILAYER COMPOSITE in the thin film of one, there is ambiguity offset problem and become apparent from it, therefore prior art exists technology and captures difficult point the thin film back side is positioned printing.
Summary of the invention
This utility model embodiment technical problem to be solved is in that, it is provided that a kind of multilayer complex films printed on both sides the fixed point device of chromatography, multilayer complex films.Can print overleaf the pattern in corresponding multilayer complex films front exactly.
nullIn order to solve above-mentioned technical problem，This utility model embodiment provides the device of a kind of multilayer complex films printed on both sides fixed point chromatography，Including multilayer complex films deviation correcting device，Described multilayer complex films deviation correcting device is arranged at intaglio printing station and unreels between station，Described multilayer complex films deviation correcting device includes stretching shifted scanning mechanism、Stretch correcting mechanism、Bias correcting sweep mechanism，The label printed at certain intervals on the described MULTILAYER COMPOSITE film edge unreeling station output is scanned by described stretching shifted scanning mechanism，Record stretches variable quantity，Described stretching correcting mechanism includes two ends and is respectively arranged in the correction deflector roll on screw mandrel，Correct on deflector roll described in described multilayer complex films pile warp，Described screw mandrel passes through servomotor according to described stretching variable quantity transmission，Described correction deflector roll is made to be changed described multilayer complex films correcting，The multilayer complex films of stretched bias correcting is detected by described bias correcting sweep mechanism again，And the correction data feedback described servomotor of control is corrected further.
Further, the squeeze-film mechanism that described multilayer complex films deviation correcting device also includes being arranged at described stretching shifted scanning mechanism, stretches between correcting mechanism, described squeeze-film mechanism includes pressure roller and rubber rollers, described rubber rollers swings and is arranged in frame, and be connected with cylinder by connecting rod, the pressing dynamics of described rubber rollers and pressure roller is controlled by described cylinder.
Further, described stretching correcting mechanism includes a pair being arranged at the auxiliary guide roll on the downside of described correction deflector roll two, and described multilayer complex films is set around the pair of auxiliary guide roll, corrects between deflector roll.
Further, further around through described correction deflector roll after the described multilayer complex films elder generation the pair of auxiliary guide roll of pile warp.
Further, the described the pair of auxiliary guide roll of multilayer complex films pile warp, and support described multilayer complex films centered by described positive deflector roll.
Further, described multilayer complex films deviation correcting device also includes arranging the lamp box quality inspection device after described intaglio printing station.
Correspondingly, this utility model embodiment additionally provides the multilayer complex films of a kind of printed on both sides fixed point chromatography, is pinpointed the device location printing figure message of chromatography in the image-text area printed by correspondence surface, the described multilayer complex films back side by above-mentioned multilayer complex films printed on both sides.
Further, the picture and text surface recombination at the described multilayer complex films back side has isolating membrane.
Correspondingly, this utility model embodiment additionally provides the overprinting method of a kind of device using above-mentioned multilayer complex films printed on both sides fixed point chromatography, it is characterised in that comprise the following steps:
Make described multilayer complex films by described stretching shifted scanning mechanism, the label that described MULTILAYER COMPOSITE film edge prints at certain intervals is scanned, it is thus achieved that and record described multilayer complex films and stretch variable quantity；
Described screw mandrel is made to drive the lifting of described correction deflector roll to revise the stretching variable quantity of described multilayer complex films according to described stretching variable quantity by described servomotor.
Further, also include by described bias correcting sweep mechanism, the multilayer complex films of stretched bias correcting being detected again, and the correction data feedback described servomotor of control is corrected further.
Implement this utility model embodiment, have the advantages that by this utility model, the multilayer complex films producing stretcher strain being scanned record stretches or contraction change amount, multilayer complex films is adjusted accordingly by correcting deflector roll, make to produce stretcher strain error and be able to real-time correction, avoid when to back side intaglio printing, produce deviation accumulation, make the word of back up be difficult to the pattern in front keep being directed at.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is the structural representation of the multilayer complex films deviation correcting device in first embodiment；
Fig. 3 is the structural representation of the multilayer complex films deviation correcting device in the second embodiment；
Fig. 4 is the Facad structure schematic diagram of the multilayer complex films of this utility model printed on both sides fixed point chromatography；
Fig. 5 is the structure schematic diagram of the multilayer complex films of this utility model printed on both sides fixed point chromatography.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, this utility model is described in further detail.
With reference to the structural representation shown in Fig. 1, Fig. 2.
The device of a kind of multilayer complex films printed on both sides fixed point chromatography of this utility model embodiment, includes discharging roll mechanism 1, multilayer complex films deviation correcting device 2, gravure apparatus 3, dry baking tunnel 4, rewinding winding apparatus 5.
In order to solve owing to multilayer complex films prints, through front, the printing error alignment issues that after rolling, printed back produces again, carry out eliminating stretching error to multilayer complex films by multilayer complex films deviation correcting device 2.
Multilayer complex films deviation correcting device 2 includes stretching shifted scanning mechanism 21, stretching correcting mechanism 22, bias correcting sweep mechanism 23.
Stretch shifted scanning mechanism 21 and be scanned unreeling the label printed at certain intervals on the MULTILAYER COMPOSITE film edge of station output, the stretching variable quantity of record multilayer complex films deformation, stretching shifted scanning mechanism 21 can be scan camera shooting head or photocell eye, and the present embodiment is preferably scan camera shooting head.
Stretching correcting mechanism 22 includes two ends and rotates the correction deflector roll 222 being installed on screw mandrel 221, screw mandrel 221 is driven by servomotor 223, making screw mandrel 221 according to the stretching variable quantity horizontal lifting stretching shifted scanning mechanism 21, changing the stroke of multilayer complex films, thus correcting stretching offset error.
Bias correcting sweep mechanism 23 can be scan camera shooting head or photocell eye, the present embodiment is preferably photocell eye, the multilayer complex films of stretched bias correcting is detected again, record the marker number of passed printing, calculate the correction data feedback control servomotor 223 revised and correct further.
Multilayer complex films deviation correcting device also includes being arranged at the squeeze-film mechanism 24 stretching shifted scanning mechanism 21, stretching between correcting mechanism 22.
Squeeze-film mechanism 24 includes pressure roller 241 and rubber rollers 242, and rubber rollers 242 swings and is arranged in frame, and is connected with the piston rod of cylinder 244 by connecting rod 243.
Cylinder 244 controls the pressing dynamics of rubber rollers 242 and pressure roller 241, controls the Negotiation speed of multilayer complex films.
As shown in Figure 2, stretch correcting mechanism to include a pair being arranged at the auxiliary guide roll 224,225 correcting 222 liang of downsides of deflector roll, in the present embodiment, multilayer complex films pile warp auxiliary guide roll 224 successively, correct deflector roll 222, auxiliary guide roll 225, prop multilayer complex films centered by deflector roll 222 correcting.
At multilayer complex films after correcting printing, by the lamp box quality inspection device 31 after intaglio printing station, check the printing effect at the positive back side.
Certainly, as it is shown on figure 3, multilayer complex films can also further around corrected deflector roll 222 after first pile warp auxiliary guide roll 224,225, the present embodiment is not limited.
The overprinting method of this utility model embodiment also corresponding device providing above-mentioned multilayer complex films printed on both sides fixed point chromatography:
Make multilayer complex films pass through to stretch shifted scanning mechanism 21, the label that MULTILAYER COMPOSITE film edge prints at certain intervals is scanned, it is thus achieved that and record multilayer complex films stretching variable quantity.
Screw mandrel 221 is made to drive correction deflector roll 222 lifting to revise the stretching variable quantity of multilayer complex films according to stretching variable quantity by servomotor 223.
By bias correcting sweep mechanism 23, the multilayer complex films of stretched bias correcting is detected again, and correction data feedback control servomotor 223 is corrected further.
This utility model embodiment is the corresponding multilayer complex films providing a kind of printed on both sides fixed point chromatography also, as shown in Figure 4, Figure 5, the multilayer complex films of the picture and text through surface printing is pinpointed the device of chromatography, at the image-text area 62 inner position printing figure message printed by corresponding surface 60, the multilayer complex films back side 61 by above-mentioned multilayer complex films printed on both sides.
In order to prevent printing-ink contaminated food products, selecting composite isolated film on the multilayer complex films back side, isolating membrane can be PP or PE, and this utility model is not limited at this.
This utility model, by the stretcher strain amount of multilayer complex films is scanned, makes correction deflector roll carry out lifting in real time and corrects the side-play amount produced, it is to avoid the accumulation of the error caused of side-play amount, thus cause the printing word at the back side and the pattern mistake version in front.
Above disclosed it is only this utility model one preferred embodiment, certainly can not limit the interest field of this utility model, the equivalent variations therefore made according to this utility model claim with this, still belong to the scope that this utility model is contained.
Claims (8)
- null1. the device of the two-sided fixed point chromatography of multilayer complex films，It is characterized in that，Including multilayer complex films deviation correcting device，Described multilayer complex films deviation correcting device is arranged at intaglio printing station and unreels between station，Described multilayer complex films deviation correcting device includes stretching shifted scanning mechanism、Stretch correcting mechanism、Bias correcting sweep mechanism，The label printed at certain intervals on the described MULTILAYER COMPOSITE film edge unreeling station output is scanned by described stretching shifted scanning mechanism，Record stretches variable quantity，Described stretching correcting mechanism includes two ends and is respectively arranged in the correction deflector roll on screw mandrel，Correct on deflector roll described in described multilayer complex films pile warp，Described screw mandrel passes through servomotor according to described stretching variable quantity transmission，Described correction deflector roll is made to be changed described multilayer complex films correcting，The multilayer complex films of stretched bias correcting is detected by described bias correcting sweep mechanism again，And the correction data feedback described servomotor of control is corrected further.
- 2. the device of the two-sided fixed point chromatography of multilayer complex films according to claim 1, it is characterized in that, the squeeze-film mechanism that described multilayer complex films deviation correcting device also includes being arranged at described stretching shifted scanning mechanism, stretches between correcting mechanism, described squeeze-film mechanism includes pressure roller and rubber rollers, described rubber rollers swings and is arranged in frame, and be connected with cylinder by connecting rod, the pressing dynamics of described rubber rollers and pressure roller is controlled by described cylinder.
- 3. the device of the two-sided fixed point chromatography of multilayer complex films according to claim 2, it is characterized in that, described stretching correcting mechanism includes a pair being arranged at the auxiliary guide roll on the downside of described correction deflector roll two, and described multilayer complex films is set around the pair of auxiliary guide roll, corrects between deflector roll.
- 4. the device of the two-sided fixed point chromatography of multilayer complex films according to claim 3, it is characterised in that further around through described correction deflector roll after the described multilayer complex films elder generation the pair of auxiliary guide roll of pile warp.
- 5. the device of the two-sided fixed point chromatography of multilayer complex films according to claim 3, it is characterised in that the described the pair of auxiliary guide roll of multilayer complex films pile warp, and support described multilayer complex films centered by described positive deflector roll.
- 6. the device of the two-sided fixed point chromatography of multilayer complex films according to claim 4 or 5, it is characterised in that described multilayer complex films deviation correcting device also includes arranging the lamp box quality inspection device after described intaglio printing station.
- 7. a multilayer complex films, it is characterised in that by the device location printing figure message of the two-sided fixed point chromatography of multilayer complex films described in claim 1 in the image-text area printed by correspondence surface, the described multilayer complex films back side.
- 8. multilayer complex films according to claim 7, it is characterised in that the picture and text surface recombination at the described multilayer complex films back side has isolating membrane.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520928643.2U CN205380979U (en) | 2015-11-20 | 2015-11-20 | Device, multi -layer composite film of two -sided fixed point chromatography of multi -layer composite film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520928643.2U CN205380979U (en) | 2015-11-20 | 2015-11-20 | Device, multi -layer composite film of two -sided fixed point chromatography of multi -layer composite film |
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| CN205380979U true CN205380979U (en) | 2016-07-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269931A (en) * | 2015-11-20 | 2016-01-27 | 汕头市甜甜乐糖果食品有限公司 | Double-side fixed point overprinting device of multilayer composite membrane, multilayer composite membrane and method for double-side fixed point overprinting device |
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2015
- 2015-11-20 CN CN201520928643.2U patent/CN205380979U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269931A (en) * | 2015-11-20 | 2016-01-27 | 汕头市甜甜乐糖果食品有限公司 | Double-side fixed point overprinting device of multilayer composite membrane, multilayer composite membrane and method for double-side fixed point overprinting device |
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