CN112009083A - Special-shaped curved surface pad printing rubber head - Google Patents
Special-shaped curved surface pad printing rubber head Download PDFInfo
- Publication number
- CN112009083A CN112009083A CN202010798872.2A CN202010798872A CN112009083A CN 112009083 A CN112009083 A CN 112009083A CN 202010798872 A CN202010798872 A CN 202010798872A CN 112009083 A CN112009083 A CN 112009083A
- Authority
- CN
- China
- Prior art keywords
- area
- pressure release
- egg
- rubber head
- fixing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007649 pad printing Methods 0.000 title claims abstract description 31
- 238000007639 printing Methods 0.000 claims abstract description 11
- 206010066054 Dysmorphism Diseases 0.000 claims abstract 2
- 230000001788 irregular Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000638 solvent extraction Methods 0.000 abstract description 3
- 238000004026 adhesive bonding Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000003854 Surface Print Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007645 offset printing Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000010023 transfer printing Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
- B41F17/001—Pad printing apparatus or machines
Landscapes
- Printing Plates And Materials Therefor (AREA)
Abstract
The application relates to a dysmorphism curved surface bat printing head of gluing includes: the rubber head comprises a rubber head body and a fixing plate arranged below the rubber head body; the rubber head body comprises a buffer area, a pressure release area, an ink taking area and an egg-shaped center positioning area; the top of the rubber head body is an egg-shaped central positioning area, and the egg-shaped central positioning area extends from the center point of the top to the periphery to form an egg-shaped cambered surface; the edge of the egg-shaped cambered surface is connected with the top end edge of the pressure release area in a round angle shape ink taking area, and the bottom edge of the pressure release area extends towards the periphery along the direction parallel to the plane of the fixing plate; the bottom of the pressure release area is connected with the buffer area, and a round angle is formed at the joint of the bottom edge of the pressure release area and the top edge of the buffer area. When the pad printing is stressed, the egg-shaped center positioning area has an accurate positioning effect, the rubber head is effectively deformed in a partitioning manner corresponding to the curved surface of the product by partitioning, and the pad printing accuracy and the ink saturation are improved.
Description
Technical Field
The invention relates to the field of ink transfer printing processes in ink printing processes, in particular to a 3D special-shaped curved surface transfer printing rubber head for 3C product glass products and protectors.
Background
In the prior art, the technical innovation of the 3C product surface screen is changed from a flat screen to a curved screen, and the printing of the screen glass is changed from the traditional flat printing to the curved printing.
The prior art has the following disadvantages: 3D surface printing unevenness, uneven lines and defects are easily caused;
at present, pad printing rubber heads are in the screen printing category of planes and single cambered surfaces, and the rubber heads cannot meet the screen printing of multiple curved surfaces due to the deformation mode, so that the abnormalities such as offset printing, wire drawing, insufficient ink, uneven 3D surface printing, uneven lines and the like are easily generated.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the pad printing rubber head aims at solving the defects of the pad printing rubber head in the prior art, and therefore the pad printing rubber head with the special-shaped curved surface is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a pad printing head for a special-shaped curved surface comprises: the rubber head comprises a rubber head body and a fixing plate arranged below the rubber head body;
the rubber head body comprises a buffer area, a pressure release area, an ink taking area and an egg-shaped center positioning area;
the top of the rubber head body is an egg-shaped central positioning area, and the egg-shaped central positioning area extends from the center point of the top to the periphery to form an egg-shaped cambered surface; the edge of the egg-shaped cambered surface is connected with the top end edge of the pressure release area through a round-cornered ink taking area, and the bottom edge of the pressure release area extends towards the periphery along the direction parallel to the plane of the fixing plate; the bottom of the pressure release area is connected with the buffer area, and a fillet is formed at the joint of the bottom edge of the pressure release area and the top edge of the buffer area;
the bottom of the buffer area is connected with a fixed plate, the whole of the buffer area and the pressure release area are tapered, the side wall of the buffer area forms an angle of 76-86 degrees with the plane of the fixed plate, and the side wall of the pressure release area forms an angle of 65-75 degrees with the plane of the fixed plate;
the Shore hardness of the egg-shaped central positioning area and the ink taking area is 30-40 degrees, the Shore hardness of the pressure release area is 20-23 degrees, and the Shore hardness of the buffer area is 30-40 degrees.
Preferably, according to the pad printing head with the special-shaped curved surface, the side wall of the buffer area forms an angle of 81 degrees with the plane where the fixing plate is located, and the side wall of the pressure release area forms an angle of 70 degrees with the plane where the fixing plate is located.
Preferably, the fixing plate is rectangular, and four corners of the fixing plate are rounded corners.
Preferably, in the pad printing head for irregular curved surfaces of the present invention, the length-width ratio of the fixing plate is 3: 2 to 4: 3.
preferably, in the pad printing head for irregular curved surfaces, two side edges of the cross section of the buffer area along the length direction of the fixing plate are parallel to the long edge of the fixing plate, and two side edges of the cross section of the buffer area along the width direction of the fixing plate are arc-shaped protruding outwards.
Preferably, in the pad printing head with the specially-shaped curved surface, the cross section of the pressure release area is a rectangle with four arc-shaped sides.
The invention has the beneficial effects that: when the rubber head gets ink, the rubber head generates controllable deformation due to different subareas of the rubber head, the ink required to be printed can be accurately transferred to the rubber head ink-taking area according to process requirements, because of the egg-shaped center positioning area of the rubber head and the subarea hardness of the rubber head, when the pad printing is stressed, the egg-shaped center positioning area accurately positions the effect, the subareas enable the rubber head to correspond to the curved surface of a product to be deformed effectively in subareas, and the accuracy of the pad printing and the saturation of the ink are improved.
Drawings
The technical solution of the present application is further explained below with reference to the drawings and the embodiments.
FIG. 1 is a three-dimensional schematic diagram of the overall structure of a pad printing rubber head for a special-shaped curved surface according to an embodiment of the present application;
FIG. 2 is a front view of the overall structure of the pad printing head for irregular curved surfaces according to the embodiment of the present application;
FIG. 3 is a top view of the overall structure of the pad printing head for irregular curved surfaces according to the embodiment of the present application;
FIG. 4 is a right side view of the overall structure of the pad printing head for irregular curved surfaces according to the embodiment of the present application;
FIG. 5 is an enlarged view of the bottom edge structure of the pressure relief area of an embodiment of the present application;
FIG. 6 is a graph comparing print effect data of various flexographic offset heads according to embodiments of the present application.
The reference numbers in the figures are:
1 egg-shaped central positioning area
2 ink taking area
3 pressure relief zone
4 buffer area
11 egg-shaped cambered surface
A rubber head body
And B, fixing the plate.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood by those of ordinary skill in the art through specific situations.
The technical solutions of the present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Examples
The embodiment provides a pad printing head for a special-shaped curved surface, as shown in fig. 1 to 5, comprising: the rubber head comprises a rubber head body A and a fixing plate B arranged below the rubber head body A;
the rubber head body A comprises a buffer area 4, a pressure release area 3, an ink taking area 2 and an egg-shaped central positioning area 1;
the top of the rubber head body A is an egg-shaped central positioning area 1, and the egg-shaped central positioning area 1 extends from the central point of the top to the periphery to form an egg-shaped cambered surface 11 (or called as an ellipsoid); the edge of the egg-shaped cambered surface 11 is connected with the top end edge of the pressure release area 3 through the ink taking area 2 in a round angle shape, and the bottom edge of the pressure release area 3 extends towards the periphery along the direction parallel to the plane of the fixing plate B; the bottom of the pressure release area 3 is connected with a buffer area 4, and a round angle is formed at the joint of the bottom edge of the pressure release area 3 and the top edge of the buffer area 4;
the bottom of the buffer area 4 is connected with a fixed plate B, the whole of the buffer area 4 and the pressure release area 3 are tapered, the side wall of the buffer area 4 forms an angle of 76-86 degrees with the plane of the fixed plate B, and the side wall of the pressure release area 3 forms an angle of 65-75 degrees with the plane of the fixed plate B;
the Shore hardness of the egg-shaped central positioning area 1 and the ink taking area 2 is 30-40 degrees, the Shore hardness of the pressure release area 3 is 20-23 degrees, and the Shore hardness of the buffer area 4 is 30-40 degrees.
As shown in fig. 6, when the parameters of the rubber head body a satisfy the above values, the printing integrity is above 98%, and the printing integrity is reduced to different degrees as the parameters of the rubber head body a are farther away from the above parameters. When each parameter of the rubber head body A meets the numerical value, the rubber head generates controllable deformation due to different partitions of the rubber head when ink is taken, the printing ink required to be printed can be accurately transferred to the rubber head ink taking area according to the process requirements, because of the egg-shaped center positioning area of the rubber head and the partition hardness of the rubber head, when the pad printing is stressed, the egg-shaped center positioning area accurately positions the effect, the partition enables the rubber head to correspond to the curved surface of a product to be effectively deformed in a partitioning mode, and the accuracy of pad printing and the saturation of the printing ink are improved. Specifically, the rubber head body a in this embodiment is made of a silica gel material, and since the hardness of the silica gel in the prior art can be well controlled, the material of the rubber head body a is suitable.
Preferably, in the pad printing head with a specially-shaped curved surface of the present embodiment, as shown in fig. 2 and 4, the side wall of the buffer area 4 forms an angle of 81 ° with the plane of the fixing plate B, and the side wall of the pressure release area 3 forms an angle of 70 ° with the plane of the fixing plate B. (the angle marked in the figure is a supplementary angle) as shown in figure 6, when the parameters of the rubber head body A meet the numerical values, the printing integrity is represented highly.
Preferably, in the pad printing head for the irregular curved surface of the embodiment, the fixing plate B is rectangular, and four corners of the fixing plate B are rounded corners. The round angle is beneficial to the controllable deformation.
Preferably, in the pad printing head for irregular curved surfaces of the embodiment, the length-width ratio of the fixing plate B is 3: 2 to 4: 3.
preferably, in the offset printing head for the irregular curved surface of the embodiment, two side edges of the cross section of the buffer area 4 along the length direction of the fixing plate B are parallel to the long edge of the fixing plate B, and two side edges of the cross section of the buffer area 4 along the width direction of the fixing plate B are arc-shaped protruding outwards. The structure is beneficial to controllable deformation.
Preferably, in the pad printing head with a special-shaped curved surface according to the embodiment, the cross section of the pressure release area 3 is a rectangle with four sides being arcs. The structure is beneficial to controllable deformation.
In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides a dysmorphism curved surface bat printing rubber head which characterized in that includes: the rubber head comprises a rubber head body (A) and a fixing plate (B) arranged below the rubber head body (A);
the rubber head body (A) comprises a buffer area (4), a pressure release area (3), an ink taking area (2) and an egg-shaped center positioning area (1);
the top of the rubber head body (A) is an egg-shaped central positioning area (1), and the egg-shaped central positioning area (1) extends from the top center point to the periphery to form an egg-shaped cambered surface (11); the edge of the egg-shaped cambered surface (11) is connected with the top end edge of the pressure release area (3) through the round-angle-shaped ink taking area (2), and the bottom edge of the pressure release area (3) extends towards the periphery along the direction parallel to the plane of the fixing plate (B); the bottom of the pressure release area (3) is connected with the buffer area (4), and the joint of the bottom edge of the pressure release area (3) and the top edge of the buffer area (4) forms a round angle;
the bottom of the buffer area (4) is connected with a fixed plate (B), the whole of the buffer area (4) and the pressure release area (3) are tapered, the side wall of the buffer area (4) forms a plane of the fixed plate (B) with a angle of 76-86 degrees, and the side wall of the pressure release area (3) forms a plane of the fixed plate (B) with an angle of 65-75 degrees;
the Shore hardness of the egg-shaped central positioning area (1) and the ink taking area (2) is 30-40 degrees, the Shore hardness of the pressure release area (3) is 20-23 degrees, and the Shore hardness of the buffer area (4) is 30-40 degrees.
2. The pad printing head according to claim 1, wherein the side wall of the buffer area (4) is 81 ° to the plane of the fixing plate (B), and the side wall of the pressure release area (3) is 70 ° to the plane of the fixing plate (B).
3. The pad printing head according to claim 2, wherein the fixing plate (B) is rectangular and four corners of the fixing plate (B) are rounded.
4. The pad printing head according to claim 3, wherein the length-to-width ratio of the fixing plate (B) is 3: 2 to 4: 3.
5. the pad printing head for the irregular curved surfaces as claimed in claim 4, wherein two sides of the cross section of the buffer area (4) along the length direction of the fixing plate (B) are parallel to the long side of the fixing plate (B), and two sides of the cross section of the buffer area (4) along the width direction of the fixing plate (B) are arc-shaped protruding outwards.
6. The pad printing head according to any one of claims 1 to 5, wherein the cross section of the pressure relief area (3) is rectangular with four sides being arcs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798872.2A CN112009083B (en) | 2020-08-11 | 2020-08-11 | Special-shaped curved surface pad printing rubber head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798872.2A CN112009083B (en) | 2020-08-11 | 2020-08-11 | Special-shaped curved surface pad printing rubber head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112009083A true CN112009083A (en) | 2020-12-01 |
| CN112009083B CN112009083B (en) | 2022-08-19 |
Family
ID=73499498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010798872.2A Expired - Fee Related CN112009083B (en) | 2020-08-11 | 2020-08-11 | Special-shaped curved surface pad printing rubber head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112009083B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030196A (en) * | 2021-09-16 | 2022-02-11 | 昆山力普电子橡胶有限公司 | Pad printing rubber head, pad printing equipment and pad printing rubber head processing technology |
| CN114261192A (en) * | 2021-12-21 | 2022-04-01 | Tcl华星光电技术有限公司 | Pad printing rubber head and pad printing equipment |
| CN114605679A (en) * | 2022-03-31 | 2022-06-10 | 维达力实业（赤壁）有限公司 | Preparation method of transfer printing rubber head and transfer printing rubber head |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2366547A1 (en) * | 2010-03-16 | 2011-09-21 | Villeroy & Boch AG | Device and method for transferring images from an area containing colour particles to a three dimensional object |
| CN209381571U (en) * | 2018-10-13 | 2019-09-13 | 东莞市优印精密自动化设备有限公司 | A kind of shift printing rubber head |
| CN210940929U (en) * | 2019-09-04 | 2020-07-07 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for square watch glass product and protective product |
| CN210940930U (en) * | 2019-09-04 | 2020-07-07 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for mobile phone glass products and protective products |
| CN210970317U (en) * | 2019-09-04 | 2020-07-10 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for circular watch glass products and protective products |
-
2020
- 2020-08-11 CN CN202010798872.2A patent/CN112009083B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2366547A1 (en) * | 2010-03-16 | 2011-09-21 | Villeroy & Boch AG | Device and method for transferring images from an area containing colour particles to a three dimensional object |
| CN209381571U (en) * | 2018-10-13 | 2019-09-13 | 东莞市优印精密自动化设备有限公司 | A kind of shift printing rubber head |
| CN210940929U (en) * | 2019-09-04 | 2020-07-07 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for square watch glass product and protective product |
| CN210940930U (en) * | 2019-09-04 | 2020-07-07 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for mobile phone glass products and protective products |
| CN210970317U (en) * | 2019-09-04 | 2020-07-10 | 湖南标立通用科技有限公司 | 3D (three-dimensional) special-shaped curved surface pad printing rubber head for circular watch glass products and protective products |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114030196A (en) * | 2021-09-16 | 2022-02-11 | 昆山力普电子橡胶有限公司 | Pad printing rubber head, pad printing equipment and pad printing rubber head processing technology |
| CN114261192A (en) * | 2021-12-21 | 2022-04-01 | Tcl华星光电技术有限公司 | Pad printing rubber head and pad printing equipment |
| CN114261192B (en) * | 2021-12-21 | 2024-04-26 | Tcl华星光电技术有限公司 | Pad printing rubber head and pad printing equipment |
| CN114605679A (en) * | 2022-03-31 | 2022-06-10 | 维达力实业（赤壁）有限公司 | Preparation method of transfer printing rubber head and transfer printing rubber head |
| CN114605679B (en) * | 2022-03-31 | 2024-06-07 | 维达力科技股份有限公司 | Pad printing rubber head and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112009083B (en) | 2022-08-19 |
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Granted publication date: 20220819 |
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