CN212255176U - Aluminum plastic film coating quality on-line monitoring device - Google Patents
Aluminum plastic film coating quality on-line monitoring device Download PDFInfo
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- CN212255176U CN212255176U CN202021602053.8U CN202021602053U CN212255176U CN 212255176 U CN212255176 U CN 212255176U CN 202021602053 U CN202021602053 U CN 202021602053U CN 212255176 U CN212255176 U CN 212255176U
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Abstract
The utility model provides an aluminium-plastic film coating quality on-line monitoring device, including even ink roller, the circumference surface of even ink roller is equipped with the insulating zone of waiting to coat the width looks adaptation of face with the aluminium-plastic film, the insulating zone extends along the axis direction of even ink roller, the both sides of insulating zone are equipped with the conducting region, and during the coating, the conducting region of insulating zone and insulating zone both sides all treats the coating liquid contact on the coating face with the aluminium-plastic film to the conducting region of insulating zone both sides is connected with the electrochemistry workstation that is used for collecting and takes notes the relation curve of the electric current that passes through and time through the wire, the utility model discloses in time effectual detection coating quality in aluminium-plastic film coating process reduces the production of defective products to can confirm coating homogeneity and the coating volume of whole book.
Description
Technical Field
The utility model relates to an aluminum-plastic film production technical field, concretely relates to aluminum-plastic film coating quality on-line monitoring device.
Background
The aluminum plastic film is a film material formed by compounding a nylon layer, an aluminum foil layer, a CPP layer and the like, and the production process of the aluminum plastic film can involve glue coating compounding and coating of nylon and CPP surface slipping agent. The existing aluminum plastic film coating quality detection mainly comprises three types: firstly, whether the coating leakage exists or not is detected on line through a CCD after coating and drying, secondly, the appearance is seen outside/inside the roll through offline spot check, thirdly, whether the design requirements are met or not is determined through thickness and coating dry quantity tests, but because the CCD is detected after the aluminum plastic film is dried, the reaction of production staff is delayed, so that more defective products are generated, and the coating uniformity and the coating quantity of the whole roll cannot be confirmed through an offline spot check mode.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the disappearance that prior art exists, provide an aluminum-plastic film coating quality on-line monitoring device, it can reduce the production of defective products at the timely effectual detection coating quality of aluminum-plastic film coating in-process to can confirm whole coating homogeneity and the coating weight of rolling up.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an aluminium-plastic film coating quality on-line monitoring device, includes even ink roller, the circumferential surface of even ink roller is equipped with the insulating zone of treating the width looks adaptation of coating the membrane face with the aluminium-plastic film, the insulating zone extends along the axis direction of even ink roller, the both sides of insulating zone are equipped with the conducting region, and during the coating, the conducting region of insulating zone and insulating zone both sides all treats the coating liquid contact on the coating membrane face with the aluminium-plastic film to the conducting region of insulating zone both sides is connected with the electrochemistry workstation that is used for collecting and records the current that passes through and time relation curve through the wire.
Preferably, during coating, two sides of the surface of the aluminum plastic film to be coated extend out of two sides of the insulation area by 1mm respectively.
Preferably, the electrochemical work station further comprises an alarm device, and the alarm device is connected with the electrochemical work station.
Preferably, the voltage applied by the electrochemical working station to the conductive areas at the two ends of the ink distributing roller is 3V-20V.
Compared with the prior art, the utility model have obvious advantage and beneficial effect, particularly speaking, set up insulating zone and conductive region through the circumference surface at even ink roller, the conductive region of insulating zone and insulating zone both sides all treats the coating liquid contact on the coating membrane face with the plastic-aluminum membrane, apply voltage to the conductive region at even ink roller both ends through electrochemical workstation, collect and take notes the current that passes through and the relation curve of time, whether the change of current size judges the neglected coating or scribble less in observing this relation curve, thereby can be at the timely effectual detection coating quality of plastic-aluminum membrane coating in-process, reduce the production of defective products, and can confirm coating homogeneity and the coating volume of whole book.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
The attached drawings indicate the following:
10-an ink distributing roller; 11-an insulating region; 12-a conductive region; 13-an electrochemical workstation; 14-a wire; 15-aluminum plastic film.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1, the utility model provides an online monitoring device for coating quality of aluminum plastic film, including an ink distributing roller 10, the circumferential surface of the ink distributing roller 10 is provided with an insulating region 11 adapted to the width of the film surface to be coated of the aluminum plastic film 15, the insulating region 11 extends along the axial direction of the ink distributing roller 10, two sides of the insulating region 11 are provided with conductive regions 12, during coating, the insulating region 11 and the conductive regions 12 at two sides of the insulating region 11 are both contacted with the coating liquid on the film surface to be coated of the aluminum plastic film 15, and the conductive regions 12 at two sides of the insulating region 11 are connected with an electrochemical workstation 13 for collecting and recording the relation curve between the passing current and the time through wires 14, by observing the change of the current in the relation curve, when the current is lower than a certain value, the coating leakage or less coating is judged, in the actual work, the average value of the current is counted according to the relation curve, and then the difference between the real-time current and the average value is judged whether the coating, an alarm device (not shown) can be added and connected with the electrochemical workstation 13, and when coating leakage or coating shortage occurs, the alarm device reminds an operator in an acousto-optic mode.
During coating, two sides of the surface of the aluminum plastic film 15 to be coated extend out of two sides of the insulation area 11 by 1mm respectively.
The voltage applied by the electrochemical working station 13 to the conductive areas 12 at both ends of the ink distribution roller 10 is 3V-20V.
It should be noted that, in the present invention, the coating liquid on the surface of the aluminum-plastic film 15 to be coated has conductivity, so that the conductive areas 12 at the two ends of the ink distributing roller 10 can be conducted through the coating liquid.
When the concentration of the coating liquid is constant, the ionic conductivity of the coating liquid is inversely proportional to the thickness of the coating liquid and directly proportional to the length of the coating liquid, and the current-time relation curve is collected under the condition that a certain voltage is applied to the electrochemical workstation 13, and at the moment, the intensity I of the current represents the certain coating liquid thickness.
The relation curve of the current intensity and the actual coating weight is verified through experiments, wherein the value of k is gradually improved through offline measurement and long-term data collection when I is the current intensity, k is a relative coefficient and w is the coating dry weight per square, and in the actual work, a set of program can be designed according to the formula I, namely kw, so that the current data of the electrochemical workstation 13 is converted into the coating weight data, and the purpose of monitoring the coating weight in real time is achieved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides an aluminium-plastic film coating quality on-line monitoring device, its characterized in that includes even ink roller, the circumference surface of even ink roller is equipped with the insulating zone of width looks adaptation with the aluminium-plastic film waits to coat the face, the insulating zone extends along the axis direction of even ink roller, the both sides of insulating zone are equipped with the conducting region, and during the coating, the insulating zone and the conducting region of insulating zone both sides all contact with the coating liquid on the aluminium-plastic film waits to coat the face to the conducting region of insulating zone both sides is connected with the electrochemistry workstation that is used for collecting and records the current that passes through and time relation curve through the wire.
2. The device for on-line monitoring the coating quality of the aluminum-plastic film according to claim 1, wherein during coating, two sides of the surface of the aluminum-plastic film to be coated extend out of two sides of the insulation area by 1mm respectively.
3. The on-line monitoring device for the coating quality of the aluminum-plastic film is characterized by further comprising an alarm device, wherein the alarm device is connected with the electrochemical workstation.
4. The device for on-line monitoring the coating quality of the aluminum-plastic film as claimed in claim 1, wherein the voltage applied to the conductive areas at two ends of the distribution roller by the electrochemical working station is 3V-20V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602053.8U CN212255176U (en) | 2020-08-04 | 2020-08-04 | Aluminum plastic film coating quality on-line monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021602053.8U CN212255176U (en) | 2020-08-04 | 2020-08-04 | Aluminum plastic film coating quality on-line monitoring device |
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| CN212255176U true CN212255176U (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855765A (en) * | 2020-08-04 | 2020-10-30 | 溧阳卓越新材料科技有限公司 | Aluminum plastic film coating quality on-line monitoring method and device |
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2020
- 2020-08-04 CN CN202021602053.8U patent/CN212255176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855765A (en) * | 2020-08-04 | 2020-10-30 | 溧阳卓越新材料科技有限公司 | Aluminum plastic film coating quality on-line monitoring method and device |
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