CN209920740U - Gravure pad printing device for curved glass - Google Patents
Gravure pad printing device for curved glass Download PDFInfo
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- CN209920740U CN209920740U CN201920381009.XU CN201920381009U CN209920740U CN 209920740 U CN209920740 U CN 209920740U CN 201920381009 U CN201920381009 U CN 201920381009U CN 209920740 U CN209920740 U CN 209920740U
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Abstract
The utility model provides a gravure bat printing device for curved surface glass: comprises a gravure cylinder, a pad printing cylinder and a movable carrying platform; the movable carrying platform is horizontally arranged, a workpiece is fixedly placed on the movable carrying platform, and the pad printing roller is arranged above the workpiece; the peripheral surface of the pad printing roller is tangent to the upper surface of the workpiece and is in close contact with the upper surface of the workpiece; an intaglio roller is arranged above the pad printing roller and is in rolling contact with the pad printing roller; the moving carrying platform moves horizontally to drive the workpiece to move horizontally, and the moving direction of the moving carrying platform is opposite to the rotating direction of the pad printing roller; the rotation direction of the gravure cylinder is opposite to that of the pad printing cylinder. The utility model discloses a device configuration is easy, and easy operation, and printing speed is fast, and the cost ratio is lower, and printing effect is good, can print multiple shape, colour on same work piece, can also realize the overprinting printing many times.
Description
Technical Field
The utility model belongs to the printing field, in particular to a gravure bat printing device for curved surface glass.
Background
With the development of technology, it has become a common phenomenon to print patterns on a glass cover plate. Especially, the pattern printing on the front and back curved surface cover plates of the mobile phone and the curved surface glass of the automotive trim is gradually and widely applied, and the printed pattern not only has an attractive effect, but also has important functional effects of shading, shielding components and the like.
However, for printing on curved glass, the conventional printing method still has difficulty to overcome: (1) screen printing, namely silk-screen printing, is adopted, and because of the shape of a curved surface, the screen cannot be put into curved glass, so that printing cannot be carried out; when transfer printing is adopted, when a transfer printing rubber head is aligned to curved glass to be printed, the side edge of the curved glass is not easy to print, meanwhile, because the thickness of the ink for transfer printing is thinner, multiple printing and baking procedures are needed, time and labor are wasted, the production cost is increased, and the quality accuracy rate cannot be guaranteed; (3) when the spraying method is adopted for printing the curved glass, ink at the high position of the curved surface is easy to slide down under the action of gravity and flows down to the low position, so that great uneven printing and unstable quality are caused; (4) when the photoetching technology is adopted for printing curved glass, because the matching of a plurality of groups of equipment such as a film coating machine, an exposure machine, a mask plate, an etching machine, a developing machine, a cleaning machine and the like and accessories is involved, the equipment and the accessories are more and more complex, and the manufacturing process is complicated, difficult to operate and high in cost, and is not easy to produce on a large scale.
Therefore, the printing of curved glass cover plates also requires great improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of poor printing quality of curved glass in the prior art, and provides an intaglio pad printing device for curved glass, which comprises an intaglio roller, a pad printing roller and a mobile carrying platform; the movable carrying platform is horizontally arranged, a workpiece is fixedly placed on the movable carrying platform, and the pad printing roller is arranged above the workpiece; the peripheral surface of the pad printing roller is tangent to the upper surface of the workpiece and is in close contact with the upper surface of the workpiece; an intaglio roller is arranged above the pad printing roller and is in rolling contact with the pad printing roller; the peripheral surface of the gravure cylinder is provided with a printing template; an ink pouring structure is arranged above the gravure cylinder;
the width of the pad printing roller is more than or equal to the width of a printing template on the gravure roller;
the pad printing roller comprises a pad printing roller inner ring and a pad printing roller outer ring, wherein the pad printing roller outer ring is made of an elastic material and is smooth in surface.
As an improvement, a pad printing infrared drying lamp is arranged obliquely above the pad printing roller and is arranged obliquely above a workpiece inlet; the pad printing infrared drying lamp irradiates to the peripheral surface of the pad printing roller.
As an improvement, the outer ring of the pad printing roller is made of rubber or silica gel.
As an improvement, the upper surface of the workpiece is a curved surface.
As an improvement, the workpiece is a glass or resin or plastic or ceramic or metal material workpiece.
As an improvement, two ends of the pad printing roller are provided with moving structures, and the moving structures can move horizontally or vertically so as to drive the pad printing roller to move horizontally or vertically.
The ink pouring structure comprises a scraping plate, wherein one side of the scraping plate is tangent to the peripheral surface of the gravure cylinder and forms an acute angle according to the rotation direction of the gravure cylinder.
As an improvement, the moving carrier moves horizontally to drive the workpiece to move horizontally, and the moving direction of the moving carrier is opposite to the rotating direction of the pad printing roller; the rotation direction of the gravure cylinder is opposite to that of the pad printing cylinder; the rotating speed of the gravure cylinder, the rotating speed of the pad printing cylinder and the moving speed of the movable carrying platform are matched.
As an improvement, a plurality of intaglio pad printing devices are arranged in the moving direction and the moving path of the moving carrier, and a workpiece infrared drying lamp is arranged between every two intaglio pad printing devices; the workpiece infrared drying lamp is arranged right above the moving path of the moving carrying platform and irradiates downwards.
Has the advantages that: the utility model provides a pair of be used for curved surface glass intaglio bat to seal device rotates relatively on the surface through intaglio cylinder and bat printing cylinder, can the rendition with the inside printing ink of intaglio cylinder on the surface of bat printing cylinder, again by bat printing cylinder printing curved surface glass's surface, has realized curved surface glass's printing, and the bat printing cylinder is elasticity moreover, when printing and pressing curved surface glass, can not cause glass to break. A plurality of intaglio pad printing devices can be repeatedly arranged to realize printing of different shapes and colors on the same curved glass, and overprinting can be realized to ensure that the ink reaches the required thickness; the utility model discloses a device configuration is easy, and easy operation, and printing speed is fast, and the cost ratio is lower, and printing effect is good, can print multiple shape, colour on same work piece, can also realize the overprinting printing many times.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of the device of the present invention;
FIG. 2 is a cross-sectional view of a pad printing cylinder;
FIG. 3 is a schematic front view of the present invention;
fig. 4 is a schematic view of the work flow of embodiment 1 of the present invention.
In the drawings: 1. a gravure cylinder; 2. pad printing of the roller; 3. a workpiece; 4. moving the carrier; 5. printing a template; 6. an ink pouring structure; 7. a squeegee; 8. transfer printing an infrared drying lamp; 9. transfer printing the outer ring of the roller; 10. transferring and printing the inner ring of the roller; 11. A moving structure; 12. a gravure pad printing device; 13. work piece infrared drying lamp.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
A gravure pad printing device for curved glass comprises a gravure cylinder 1, a pad printing cylinder 2 and a movable carrying platform 4; the movable carrying platform 4 is horizontally arranged, a workpiece 3 is fixedly placed on the movable carrying platform 4, and the pad printing roller 2 is arranged above the workpiece 3; the peripheral surface of the pad printing roller 2 is tangent to and closely contacted with the upper surface of the workpiece 3; an intaglio roller 1 is arranged above the pad printing roller 2, and the intaglio roller 1 is in rolling contact with the pad printing roller 2; the peripheral surface of the gravure cylinder 1 is provided with a printing template 5; an ink pouring structure 6 is arranged above the gravure cylinder 1;
the width of the pad printing cylinder 2 is more than or equal to the width of a printing template 5 on the gravure cylinder 1; the diameter of the pad cylinder 2 and the diameter of the gravure cylinder 1 are generally the same, and the diameters of the pad cylinder 2 and the gravure cylinder 1 may be designed according to the size of the printing template 5.
The pad printing roller 2 comprises a pad printing roller inner ring 10 and a pad printing roller outer ring 9, wherein the pad printing roller outer ring 9 is made of an elastic material and has a smooth surface. The outer ring 9 of the pad printing roller is made of elastic materials such as rubber or silica gel, the surface of the outer ring is smooth, and the pad printing roller 2 made of the materials has certain force to adapt to the workpiece 3 with uneven surface when pressing the surface of the workpiece 3, so that the workpiece 3 can be extruded by the pad printing roller without being damaged.
A pad printing infrared drying lamp 8 is arranged obliquely above the pad printing roller 2, and the pad printing infrared drying lamp 8 is arranged obliquely above the inlet of the workpiece 3; the pad printing infrared drying lamp 8 irradiates the peripheral surface of the pad printing roller 2. Before the pad printing roller 2 prints the ink on the surface of the workpiece 3, the pad printing infrared drying lamp 8 is used for irradiating to dry to a certain degree, so that the adhesion of the ink on the surface of the workpiece 3 is facilitated, and the printing effect is improved.
The upper surface of the workpiece 3 is a curved surface, is not limited to a curved surface, can also be an uneven surface, and can be applied to workpieces made of glass, resin, ceramics or metal materials.
And moving structures 11 are arranged at two ends of the pad printing roller 2, and the moving structures 11 move horizontally or vertically to drive the pad printing roller 2 to move horizontally or vertically. The structure mainly finely adjusts the position of the pad printing roller 2 to adapt to workpieces 3 with different thicknesses.
The ink pouring structure 6 comprises a scraper 7, and one side of the scraper 7 is tangent to the peripheral surface of the gravure cylinder 1 and forms an acute angle according to the rotating direction of the gravure cylinder 1. The scraper 7 can make the ink more uniformly attached to the printing template 5, improve the printing effect and effectively save the ink.
Example 1
Because some printing patterns are relatively complex and need to be printed in multiple colors or multiple shapes or multiple overprints, in order to meet the printing requirements of such complex patterns, an intaglio pad printing device 12 can be further arranged, a plurality of intaglio pad printing devices 12 are arranged in the moving direction and the moving path of the moving carrier 4, and a workpiece infrared drying lamp 13 is arranged between every two intaglio pad printing devices 12; the workpiece infrared drying lamp 13 is arranged right above the moving path of the moving stage 4 and irradiates downwards. Each pad printing device 12 is responsible for printing a pattern or color, so that the printing efficiency is greatly improved; overprint printing of the same pattern can also be achieved, so that the ink reaches the required thickness on the surface of the workpiece. The workpiece infrared drying lamp 13 is arranged on the path so that the workpiece 3 dries the ink after the previous printing is finished, the printing effect of the next intaglio pad printing device 12 is not influenced, otherwise, the ink mixing of different intaglio pad printing devices 12 can occur, and the printing effect cannot be achieved; it is also possible that the ink is stuck by the pad printing roller 2 of the next gravure pad printing device 12, thereby causing ink mixing.
The printing method adopting the device comprises the following specific steps: firstly, attaching a printing stencil 5 to be printed on the gravure cylinder 1, and injecting ink through an ink pouring structure 6 on the outer surface; (II) transferring the ink on the pad printing cylinder 2 by the rotation of the gravure cylinder 1 and the relative rotation of the pad printing cylinder 2; thirdly, a workpiece 3 is placed on the movable carrying platform 4, and the movable carrying platform 4 moves and the pad printing roller 2 rolls; printing ink on the surface of the workpiece 3; if the thickness of the printing ink is not enough, repeating the steps until the thickness of the printing ink is qualified; after the printing ink is finished, the workpiece 3 can be placed in an oven or an infrared lamp for drying, and the printing operation procedure is finished; and (V) if printing of multiple pattern shapes or multiple colors is required or repeated overprinting is required, the ink can be dried by arranging a plurality of intaglio pad printing devices 12, automatically printing by a production line and arranging a workpiece infrared drying lamp 13 in the middle. The workpiece 3 is made of glass or resin or plastic or ceramic or metal materials with uneven curved surfaces/surfaces, and can also be used for printing plane materials.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a gravure bat printing device for curved surface glass which characterized in that: comprises a gravure cylinder (1), a pad printing cylinder (2) and a movable carrying platform (4); the movable carrying platform (4) is horizontally arranged, a workpiece (3) is fixedly placed on the movable carrying platform (4), and the pad printing roller (2) is arranged above the workpiece (3); the peripheral surface of the pad printing roller (2) is tangent to the upper surface of the workpiece (3) and is in close contact with the upper surface of the workpiece; an intaglio roller (1) is arranged above the pad printing roller (2), and the intaglio roller (1) is in rolling contact with the pad printing roller (2); the peripheral surface of the gravure cylinder (1) is provided with a printing template (5); an ink pouring structure (6) is arranged above the gravure cylinder (1);
the width of the pad printing roller (2) is more than or equal to the width of a printing template (5) on the gravure roller (1);
the pad printing roller (2) comprises a pad printing roller inner ring (10) and a pad printing roller outer ring (9), wherein the pad printing roller outer ring (9) is an elastic material roller outer ring, and the surface of the pad printing roller outer ring is smooth.
2. The intaglio pad printing device for curved glass according to claim 1, characterized in that: a pad printing infrared drying lamp (8) is arranged obliquely above the pad printing roller (2), and the pad printing infrared drying lamp (8) is arranged obliquely above the inlet of the workpiece (3); the pad printing infrared drying lamp (8) irradiates the peripheral surface of the pad printing roller (2).
3. The intaglio pad printing device for curved glass according to claim 1, characterized in that: the outer ring (9) of the pad printing roller is an outer ring of a rubber or silica gel roller.
4. The intaglio pad printing device for curved glass according to claim 1, characterized in that: the upper surface of the workpiece (3) is a curved surface.
5. The intaglio pad printing device for curved glass according to claim 1, characterized in that: the workpiece (3) is a glass or resin or plastic or ceramic or metal material workpiece.
6. The intaglio pad printing device for curved glass according to claim 1, characterized in that: and moving structures (11) are arranged at two ends of the pad printing roller (2), and the moving structures (11) move horizontally or vertically so as to drive the pad printing roller (2) to move horizontally or vertically.
7. The intaglio pad printing device for curved glass according to claim 1, characterized in that: the ink pouring structure (6) comprises a scraper (7), one side of the scraper (7) is tangent to the peripheral surface of the gravure cylinder (1) and forms an acute angle according to the rotation direction of the gravure cylinder (1).
8. The intaglio pad printing device for curved glass according to claim 1, characterized in that: the moving carrier (4) moves horizontally to drive the workpiece (3) to move horizontally, and the moving direction of the moving carrier (4) is opposite to the rotating direction of the pad printing roller (2); the rotation direction of the gravure cylinder (1) is opposite to the rotation direction of the pad printing cylinder (2); the rotating speed of the gravure cylinder (1), the rotating speed of the pad printing cylinder (2) and the moving speed of the moving carrier (4) are matched.
9. The pad printing apparatus for curved glass according to any one of claims 1 to 8, wherein: a plurality of intaglio pad printing devices (12) are arranged in the moving direction and the moving path of the moving carrier (4), and a workpiece infrared drying lamp (13) is arranged between every two intaglio pad printing devices (12); the workpiece infrared drying lamp (13) is arranged right above the moving path of the moving carrying platform (4) and irradiates downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381009.XU CN209920740U (en) | 2019-03-25 | 2019-03-25 | Gravure pad printing device for curved glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381009.XU CN209920740U (en) | 2019-03-25 | 2019-03-25 | Gravure pad printing device for curved glass |
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| Publication Number | Publication Date |
|---|---|
| CN209920740U true CN209920740U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920381009.XU Active CN209920740U (en) | 2019-03-25 | 2019-03-25 | Gravure pad printing device for curved glass |
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| CN (1) | CN209920740U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211949A (en) * | 2020-02-06 | 2021-08-06 | 京东方科技集团股份有限公司 | Pattern transfer apparatus and method |
| CN113386484A (en) * | 2021-06-11 | 2021-09-14 | 深圳市华仁三和科技有限公司 | Manufacturing process of narrow-frame screen |
-
2019
- 2019-03-25 CN CN201920381009.XU patent/CN209920740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211949A (en) * | 2020-02-06 | 2021-08-06 | 京东方科技集团股份有限公司 | Pattern transfer apparatus and method |
| CN113386484A (en) * | 2021-06-11 | 2021-09-14 | 深圳市华仁三和科技有限公司 | Manufacturing process of narrow-frame screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: 233500 No.3 workshop of Mengcheng FanFeng vacuum Industrial Park, Jingliu Road, Mengcheng Economic Development Zone, Bozhou City, Anhui Province Patentee after: Anhui Fansheng Display Technology Co.,Ltd. Address before: 314100 area a, 1st floor, building 1, 18 liangchuang Road, ganyao Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: AENEQ Co.,Ltd. |
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| TR01 | Transfer of patent right |