CN211942567U - Thickened polyester film printing bubble and chromatic aberration eliminating device - Google Patents
Thickened polyester film printing bubble and chromatic aberration eliminating device Download PDFInfo
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- CN211942567U CN211942567U CN202020388552.5U CN202020388552U CN211942567U CN 211942567 U CN211942567 U CN 211942567U CN 202020388552 U CN202020388552 U CN 202020388552U CN 211942567 U CN211942567 U CN 211942567U
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Abstract
The utility model relates to a polyester film printing technology field especially relates to a thickening polyester film printing bubble and colour difference remove device. A thickened polyester film printing bubble and color difference eliminating device comprises an ink tank, a printing plate roller, a defoaming and inflating roller, a first magnetic roller and a second magnetic roller; two ends of the printing roller are respectively and rotatably fixed in the ink groove, and the printing roller is connected with a first driving device; and the defoaming and inflating roller is arranged on one side of the rotating advancing direction of the printing plate roller. An object of the utility model is to provide a thickening polyester film printing bubble and colour difference remove device effectively eliminates bubble and skinning, has solved thickening polyester film printing in-process and has produced the bubble, color inhomogeneous and the colour difference problem that leads to, has improved thickening polyester film's printing efficiency and printing quality.
Description
Technical Field
The utility model relates to a polyester film printing technology field especially relates to a thickening polyester film printing bubble and colour difference remove device.
Background
At present, the printing technology for a polyester film (a film material prepared by using polyethylene terephthalate as a raw material and generally having a thickness of about 1 to 80 microns) is basically a mature process application, the polyester film is widely used in the electronic industries such as televisions, computers, automobiles, printers and the like, the requirement on the printing quality is high, the uniform color of the printed appearance needs to be ensured, a magnetic defoaming stirring roller is usually added for stirring in the process of printing the polyester film, but because the rotating speed of a printing roller is high and the magnetic defoaming stirring roller is not in good rotational contact with the printing roller, the generated bubbles are easy to float in front of the rotating direction of the printing roller, printing ink is easy to volatilize, the phenomenon of agglomeration is easy to occur, the uneven printing color, bubbles and color difference of the polyester film are generally caused, and when the thickness of the polyester film is thicker, the printing difficulty is higher, for the printing of the thickened polyester film with the thickness of more than 100 micrometers, because the thickened polyester film has large thickness during printing, a good curved surface cannot be formed at the contact part of the thickened polyester film and a printing plate roller, the contact area of the thickened polyester film and the printing plate roller is increased, and bubbles formed by the printing plate roller during operation are easier to cause uneven printing of the thickened polyester film, so that the color difference is difficult to eliminate.
SUMMERY OF THE UTILITY MODEL
Problem to the background art provides, the utility model aims to provide a thickening polyester film printing bubble and colour difference remove device effectively eliminates bubble and skinning, has solved thickening polyester film printing in-process and has produced the bubble, color the inhomogeneous and colour difference problem that leads to, has improved thickening polyester film's printing efficiency and printing quality.
To achieve the purpose, the utility model adopts the following technical proposal:
a thickened polyester film printing bubble and color difference eliminating device comprises an ink tank, a printing plate roller, a defoaming and inflating roller, a first magnetic roller and a second magnetic roller;
two ends of the printing roller are respectively and rotatably fixed in the ink groove, and the printing roller is connected with a first driving device;
the defoaming and inflating roller is arranged on one side of the rotating advancing direction of the printing plate roller;
one side of the first magnetic roller is pressed above the defoaming and inflating roller, and the other side of the first magnetic roller is pressed on the inner side wall of the ink groove;
one side pressure of second magnetism roller is located the top of first magnetism roller, another side pressure of second magnetism roller is located ink groove's inside wall, first magnetism roller with the axle center line of second magnetism roller with the defoaming aerifys the roller with the axle center line of galley roller forms contained angle A, contained angle A is greater than 90.
Preferably, the top of galley roller is equipped with the compression roller, the both ends of compression roller rotate respectively and are fixed in the inside of ink groove, just the compression roller is connected with second drive arrangement, the rotation direction of compression roller with the rotation opposite direction of galley roller.
Preferably, the included angle A is 130-150 degrees.
Preferably, the axial length of the defoaming air-charging roller is 10-20 cm greater than that of the printing plate roller, and the defoaming air-charging roller is formed by protruding portions axially protruding from two ends of the printing plate roller and attaching portions attached to the printing plate roller, the axial length of the first magnetic roller is the same as that of the defoaming air-charging roller, and the axial length of the second magnetic roller is the same as that of the defoaming air-charging roller.
Preferably, a scraper is further arranged in the direction opposite to the rotating and advancing direction of the printing plate roller, and a blade of the scraper is obliquely arranged upwards.
Preferably, the rotation direction of the printing plate roller is opposite to the rotation direction of the defoaming and inflating roller.
Preferably, the side wall of the ink groove is made of a magnetic material.
Preferably, the defoaming and inflating roller is an inflating roller with a flexible surface, and the inflating roller is obtained by inflating a PC bubble bag.
Compared with the prior art, the utility model discloses following beneficial effect has:
through the arrangement of the defoaming air inflation roller, the first magnetic roller and the second magnetic roller, the first magnetic roller is pressed on the defoaming air inflation roller through self gravity, the second magnetic roller is pressed on the first magnetic roller, an included angle A is formed between the axis connecting line of the first magnetic roller and the second magnetic roller and the axis connecting line of the defoaming air inflation roller and the axis connecting line of the printing plate roller, under the pressure action of the first magnetic roller and the second magnetic roller and the magnetic mutual attraction effect of the printing plate roller, the defoaming air inflation roller can be flatly and tightly attached to one side of the advancing direction of the rotation of the printing plate roller, and through the extrusion acting force of the defoaming air inflation roller on the printing plate roller, the printing ink bubbles floating in the advancing direction of the rotation of the printing plate roller generated during the rotation of the printing plate roller are eliminated, so that the bubbles generated by the rotation of the printing plate roller can be quickly eliminated, make printing ink in the ink groove obtains abundant stirring, effectively eliminates the skinning, just the defoaming aerifys the roller with galley roller closely laminates, can not cause galley roller wearing and tearing or the inflexible circumstances of rotation have solved thickening polyester film printing in-process and have produced the bubble, color the inhomogeneous and colour difference problem that leads to, have effectively improved thickening polyester film's printing efficiency and printing quality.
Drawings
The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.
FIG. 1 is a schematic structural diagram of a thickened PET film printing bubble and color difference elimination apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of the installation structure of the printing plate roller and the defoaming and inflating roller according to an embodiment of the present invention
Wherein: ink tank 1, printing plate roller 2, defoaming and aerating roller 3, protruding part 31, attaching part 32, first magnetic roller 4, second magnetic roller 5, compression roller 6, scraper 7 and thickened polyester film 8.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, but the present invention is not limited to the embodiments below.
As shown in fig. 1, a thickened polyester film printing bubble and color difference eliminating device comprises an ink tank 1, a printing roller 2, a defoaming and inflating roller 3, a first magnetic roller 4 and a second magnetic roller 5;
two ends of the printing roller 2 are respectively and rotatably fixed in the ink groove 1, and the printing roller 2 is connected with a first driving device;
the defoaming and inflating roller 3 is arranged on one side of the rotating advancing direction of the printing plate roller 1;
one side of the first magnetic roller 4 is pressed above the defoaming and inflating roller 3, and the other side of the first magnetic roller 4 is pressed on the inner side wall of the ink tank 1;
one side pressure of second magnetism roller 5 is located the top of first magnetism roller 4, another side pressure of second magnetism roller 5 is located ink groove 1's inside wall, first magnetism roller 4 with the axle center line of second magnetism roller 5 with the defoaming aerifys the roller 3 with the axle center line of galley roller 1 forms contained angle A, contained angle A is greater than 90.
The first magnetic roll 4 and the second magnetic roll 5 are magnetic rolls having smooth surfaces, and the printing plate roll 2, the first magnetic roll 4, and the second magnetic roll 5 are all magnetic and can be attracted to each other and closely attached to each other.
Preferably, the first driving device is a motor.
Pouring the printing ink that needs to print into ink groove 1, this moment printing roller 2's a part soaks in printing ink, passes through a drive arrangement drive printing roller 2 rotates, printing ink in ink groove 1 is stained with on printing roller 2, works as when printing roller 2 contacts with the thickening polyester film 8 of waiting to print, will printing ink in ink groove 1 prints on thickening polyester film 8, through setting up the defoaming aerifys roller 3 first magnetic roller 4 with second magnetic roller 5, first magnetic roller 4 is established through self gravity pressure on defoaming aerifys roller 3, second magnetic roller 5 is pressed and is established on first magnetic roller 4, just first magnetic roller 4 with the axle center line of second magnetic roller 5 with defoaming roller 3 with the axle center line of printing roller 1 forms contained angle A, first magnetic roller 4 with the pressure effect of second magnetic roller 5 and with under the effect of galley roller 2's magnetism inter attraction, make the subsides that roller 3 can be straight are aerifyd to the defoaming are tightly in one side of galley roller 2's rotation direction of advance, through roller 3 is aerifyd to the defoaming is right galley roller 2's extrusion effort, will the showy that galley roller 2 produced when rotating is in the printing ink bubble of galley roller 2's rotation direction of advance is eliminated, can eliminate fast in the bubble that galley roller 2 produced when rotating, makes printing ink in the ink bath 1 obtains abundant stirring, effectively eliminates the skinning, just roller 3 is aerifyd to the defoaming with galley roller 2 closely laminates, can not cause galley roller 2 wearing and tearing or the circumstances that rotates the inflexibility have solved thickening polyester film 8 printing in-process and produced bubble, The color difference problem caused by uneven coloring effectively improves the printing efficiency and the printing quality of the thickened polyester film 8.
Preferably, the top of galley roller 2 is equipped with compression roller 6, the both ends of compression roller 6 are rotated respectively and are fixed in ink groove 1's inside, just compression roller 6 is connected with second drive arrangement, the direction of rotation of compression roller 6 with galley roller 2's rotation opposite direction.
Preferably, the second driving device is a motor.
Through setting up compression roller 6, just the drive of second drive arrangement compression roller 6 rotates, compression roller 6 the direction of rotation with printing plate roller 2's rotation opposite direction, thickening polyester film 8 can follow compression roller 6 with pass through between printing plate roller 2 improve thickening polyester film 8's printing effect under compression roller 6's the effect for the printing ink laminating degree of printing to thick polyester film 8 is higher, and has avoided thickening polyester film 8 to be in take place the skew under the quick moving effect of printing plate roller 2, lead to the poor condition of printing effect.
Preferably, the included angle A is 130-150 degrees.
Forming an included angle A with the axis connecting line of the defoaming air inflation roller 3 and the printing plate roller 1 through the axis connecting line of the first magnetic roller 4 and the second magnetic roller 5, limiting the included angle A to be 130-150 degrees, and enabling the defoaming air inflation roller 3 to be more tightly attached with the printing plate roller 2 and to be flatter and straighter during attaching through the self weights of the first magnetic roller 4 and the second magnetic roller 5, wherein if the included angle A formed by the axis connecting line of the first magnetic roller 4 and the second magnetic roller 5 and the axis connecting line of the defoaming air inflation roller 3 and the printing plate roller 1 is too small, the pressing force is too small, the attaching of the defoaming air inflation roller 3 and the printing plate roller 2 is not tight enough, and if the included angle A formed by the axis connecting line of the first magnetic roller 4 and the second magnetic roller 5 and the axis connecting line of the defoaming air inflation roller 3 and the printing plate roller 1 is too large, the pressing force is too large, the defoaming and inflating roller 3 is unstable, the conditions of deviation and nonparallel are easy to occur, and the elimination effect of bubbles and color difference is influenced.
Preferably, the defoaming air-charging roller 3 has an axial length 10 to 20cm greater than the axial length of the printing plate roller 2, and includes protrusions 31 formed at both ends of the printing plate roller 2 in the axial direction and bonding portions 32 bonded to the printing plate roller 2, the first magnetic roller 4 has an axial length equal to the axial length of the defoaming air-charging roller 3, and the second magnetic roller 5 has an axial length equal to the axial length of the defoaming air-charging roller 3.
As shown in fig. 2, the axial length of the defoaming and aeration roller 3 is limited to be 10-20 cm larger than the axial length of the printing plate roller 2, when the defoaming air-charging roller 3 is bonded to the printing plate roller 2, the protruding portions axially protruding from both ends of the printing plate roller 2 are formed, and at this time, the superimposed pressure can be concentrated on the bonding portion of the defoaming air-charging roller 3 by the pressure action of the first magnetic roller 4 and the second magnetic roller 5, and at this moment, the inner sides of the protruding parts 31 at the two ends of the defoaming air inflation roller 3 are tightly attached to the printing roller, and the attaching part forms an attaching pressure, so that bubbles formed by the rotation of the printing roller 2 are prevented from being discharged from the two ends of the printing roller 2, the bubbles formed by the rotation of the printing roller 2 are eliminated in the attaching part 32 of the defoaming air inflation roller, and the elimination effect of the bubbles and color difference is improved.
Preferably, a scraper 7 is further disposed opposite to the rotation and forward direction of the printing plate roller 2, and a blade of the scraper 7 is disposed obliquely upward.
Through setting up scraper 7, just the blade slope of scraper 7 upwards sets up, scraper 7 will the printing ink of the sunken printing line on galley roller 2's surface is scraped off, guarantees that printing ink clearly rendition is to thickening polyester film 8 when the printing.
Preferably, the rotation direction of the printing plate roller 2 is opposite to the rotation direction of the defoaming and aeration roller 3.
The rotating direction of the printing plate roller 2 is opposite to that of the defoaming air charging roller 3, and at the moment, the contact part of the printing plate roller 2 and the defoaming air charging roller 3 can form a rolling force of relative motion, so that bubbles generated when the printing plate roller 2 rotates can be eliminated, and the eliminating effect of the bubbles and color difference is improved.
Preferably, the side wall of the ink tank 1 is made of a magnetic material.
The material of ink groove 1's lateral wall is the magnetism material, this moment first magnetism roller 4 with second magnetism roller 5 pastes tightly under the magnetic action ink groove 1's inside wall, galley roller 2 also has to pasting tightly under the magnetic action first magnetism roller 4 with second magnetism roller 5 the inside wall laminating of ink groove 1 one side can the defoaming aerifys roller 3 with galley roller 2's laminating degree has improved the elimination effect of bubble and colour difference.
Preferably, the defoaming and inflating roller 3 is an inflating roller with a flexible surface obtained by inflating a PC bubble bag.
It should be noted that the PC bubble bag used by the defoaming and inflating roller 3 is a conventional PC bubble bag sold in the market.
The defoaming air inflation roller 3 is a flexible air inflation roller with the surface obtained by inflating a PC bubble bag, and the defoaming air inflation roller 3 is soft in surface, so that the first magnetic roller 4 and the second magnetic roller 5 can be more straightly attached to the printing plate roller 2 under the pressure action, and bubbles can be quickly eliminated.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. A thickened polyester film printing bubble and color difference eliminating device is characterized by comprising an ink tank, a printing roller, a defoaming and inflating roller, a first magnetic roller and a second magnetic roller;
two ends of the printing roller are respectively and rotatably fixed in the ink groove, and the printing roller is connected with a first driving device;
the defoaming and inflating roller is arranged on one side of the rotating advancing direction of the printing plate roller;
one side of the first magnetic roller is pressed above the defoaming and inflating roller, and the other side of the first magnetic roller is pressed on the inner side wall of the ink groove;
one side pressure of second magnetism roller is located the top of first magnetism roller, another side pressure of second magnetism roller is located ink groove's inside wall, first magnetism roller with the axle center line of second magnetism roller with the defoaming aerifys the roller with the axle center line of galley roller forms contained angle A, contained angle A is greater than 90.
2. The thickened polyester film printing bubble and color difference eliminating device according to claim 1, wherein a press roller is arranged above the printing roller, two ends of the press roller are respectively fixed in the ink tank in a rotating manner, the press roller is connected with a second driving device, and the rotating direction of the press roller is opposite to that of the printing roller.
3. The apparatus as claimed in claim 1, wherein the included angle A is 130-150 °.
4. The thickened polyester film printing bubble and color difference eliminating device as claimed in claim 1, wherein the axial length of the defoaming and inflating roller is 10-20 cm greater than the axial length of the printing roller, and the defoaming and inflating roller is formed with a protrusion axially protruding from both ends of the printing roller and a joint part joined to the printing roller, the axial length of the first magnetic roller is the same as the axial length of the defoaming and inflating roller, and the axial length of the second magnetic roller is the same as the axial length of the defoaming and inflating roller.
5. The thickened polyester film printing bubble and color difference eliminating device as claimed in claim 1, wherein a scraper is further arranged opposite to the direction of rotation of the printing plate roller, and a blade of the scraper is arranged obliquely upwards.
6. The apparatus as claimed in claim 1, wherein the direction of rotation of the printing plate roller is opposite to the direction of rotation of the defoaming and aeration roller.
7. The apparatus as claimed in claim 1, wherein the sidewall of the ink tank is made of magnetic material.
8. The apparatus as claimed in claim 1, wherein the defoaming and aeration roller is a flexible surface aeration roller obtained by aeration with a PC bubble bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020388552.5U CN211942567U (en) | 2020-03-24 | 2020-03-24 | Thickened polyester film printing bubble and chromatic aberration eliminating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020388552.5U CN211942567U (en) | 2020-03-24 | 2020-03-24 | Thickened polyester film printing bubble and chromatic aberration eliminating device |
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| CN211942567U true CN211942567U (en) | 2020-11-17 |
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| CN202020388552.5U Active CN211942567U (en) | 2020-03-24 | 2020-03-24 | Thickened polyester film printing bubble and chromatic aberration eliminating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953795A (en) * | 2022-06-29 | 2022-08-30 | 广东华威新材料科技有限公司 | Production line for furniture surface veneering and control method |
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2020
- 2020-03-24 CN CN202020388552.5U patent/CN211942567U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953795A (en) * | 2022-06-29 | 2022-08-30 | 广东华威新材料科技有限公司 | Production line for furniture surface veneering and control method |
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