CN108045116B - The silk screen printing process of mobile phone front shroud - Google Patents
The silk screen printing process of mobile phone front shroud Download PDFInfo
- Publication number
- CN108045116B CN108045116B CN201711203801.8A CN201711203801A CN108045116B CN 108045116 B CN108045116 B CN 108045116B CN 201711203801 A CN201711203801 A CN 201711203801A CN 108045116 B CN108045116 B CN 108045116B
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- film layer
- screen
- channel
- silk
- touch screen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/10—Intaglio printing ; Gravure printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
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Abstract
The invention discloses a kind of silk screen printing process of mobile phone front shroud, it includes touch screen and glass external screen, it is characterised in that: the silk screen printing process has first passage in the lower film layer the following steps are included: a, on the touchscreen film layer under silk-screen；B, the silk-screen middle film layer in lower film layer has second channel on the middle film layer；C, the film layer on silk-screen on middle film layer has third channel in the upper film layer；D, glass external screen is covered on touch screen；Third channel surrounds the frame band to form an annular in the contour line of the projection on glass external screen lower end surface and the contour line of the projection of first passage or second channel on glass external screen lower end surface.The present invention provides a kind of silk screen printing process of mobile phone front shroud, the process that can save frame silk-screen, therefore process and reduces, and has not only saved cost, has also improved production efficiency.
Description
Technical field
The present invention relates to the technical field of Cellphone Accessories processing, specifically a kind of silk screen printing process of mobile phone front shroud.
Background technique
Mobile phone front shroud needs that film layer is arranged between glass external screen and touch screen (or display screen) in the related technology,
And this film layer setting it is more use silk screen printing process, film layer in the prior art generally comprises frame, the first base, second
Base and upper caldding layer can make the light on touch screen image on glass external screen according to particular size by frame, but
It is that one layer of frame of independent silk-screen not only increases process time-consuming in the prior art, but also the thickness of whole film layer increases.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of silk screen printing process of mobile phone front shroud, trimming can be saved
The process of frame silk-screen, therefore process is reduced, and has not only been saved cost, has been also improved production efficiency.
The technical solution used in the present invention is: provide a kind of silk screen printing process of mobile phone front shroud, it include touch screen and
Glass external screen, it is characterised in that: the silk screen printing process the following steps are included:
A, film layer under silk-screen on the touchscreen, the upper position corresponding to the display area of touch screen of the lower film layer
There are first passages；
B, the silk-screen middle film layer in lower film layer, be located on the middle film layer position corresponding to first passage there are
Second channel；
C, the film layer on silk-screen on middle film layer, position corresponding to second channel is located in the upper film layer, and there are the
Triple channel；
D, glass external screen is covered on touch screen so that lower film layer, middle film layer and upper film layer be located at touch screen and
Between glass external screen；
Third channel projection on lower end surface of the glass external screen close to touch screen is located at first passage or second logical
Road is in the projection on glass external screen lower end surface, and the contour line and first of projection of the third channel on glass external screen lower end surface
The contour line of the projection of channel or second channel on glass external screen lower end surface surrounds the frame band to form an annular；
The light that the touch screen is irradiated towards glass external screen is sequentially after first passage, second channel and third channel
It is shown on glass external screen.
Along the annular cut-off groove of edge setting one of display area on the touch screen, in which:
Lower film layer in step a extends to the rim overflow of lower film layer along the upper surface of touch screen towards cut-off groove position
To cut-off groove, so that lower film layer, which is located at position corresponding to cut-off groove, forms first passage；
Middle film layer in step b extends to the edge of middle film layer along the upper surface of lower film layer towards cut-off groove position
In overflow to cut-off groove, so that middle film layer, which is located at position corresponding to cut-off groove, forms second channel；
Upper film layer in step c extends to covering cut-off groove towards cut-off groove position along the upper surface of middle film layer, and
Being located at position corresponding to second channel in upper film layer, there are third channels.
Along the annular protrusion of edge setting one of display area on the touch screen, in which:
Lower film layer in step a extends to the edge and protrusion of lower film layer along the upper surface of touch screen towards raised position
It touches, so that lower film layer, which is located at position corresponding to protrusion, forms first passage；
Middle film layer in step b along the upper surface of lower film layer towards raised position extend to the edge of middle film layer with
Protrusion is touched, so that middle film layer, which is located at position corresponding to protrusion, forms second channel；
Upper film layer in step c extends to covering protrusion, and upper film towards raised position along the upper surface of middle film layer
Being located at position corresponding to second channel on layer, there are third channels.
Wherein, step a under silk-screen when film layer on the touch screen synchronous one annular of silk-screen the first raised line, described the
One raised line is located at the position in first passage close to first passage edge；
Wherein, step b middle film layer in silk-screen middle film layer close to the edge of display area touches shape with the first raised line
At second channel, the second raised line of synchronous one annular of silk-screen in position corresponding to second channel is located on touch screen；
Wherein, step c in film layer on silk-screen on film layer cover the second raised line and upper film layer in the horizontal direction and be located at second
Position corresponding to channel forms third channel.
After using the above structure, the silk screen printing process of mobile phone front shroud of the invention has following excellent compared with prior art
Point: firstly, the process for eliminating silk-screen frame, by the way that synchronous silk-screen frame band realizes the effect of frame when film layer on silk-screen
Fruit, therefore process has been saved, production efficiency is improved, secondly, multiple film layers can be made by setting cut-off groove or protrusion
Clear-cut in silk-screen printing process, so that error is small in silk-screen printing process, homogeneity of product is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the silk screen printing process of the mobile phone front shroud of the prior art.
Fig. 2 is the partial enlargement diagram in region " A " in Fig. 1.
Fig. 3 is a kind of structural schematic diagram of the silk screen printing process of mobile phone front shroud of the invention.
Fig. 4 is to add the structural schematic diagram after cut-off groove in Fig. 3.
Fig. 5 is to add the structural schematic diagram after protrusion in Fig. 3.
Fig. 6 is the first state schematic diagram in silk screen printing process of the invention under silk-screen after film layer.
Fig. 7 is the second status diagram in silk screen printing process of the invention after silk-screen middle film layer.
Fig. 8 is the third state schematic diagram in silk screen printing process of the invention on silk-screen after film layer.
Wherein, 1, touch screen, 1.1, display area, 2, glass external screen, 3, lower film layer, 3.1, first passage, 4, intermediate coat
Layer, 4.1, second channel, 5, upper film layer, 5.1, third channel, 5.2, frame band, 6, cut-off groove, 7, protrusion, the 8, first raised line,
9, the second raised line.
Wherein, 101, touch screen, 102, glass external screen, 103, frame, 104, lower film layer, 105, middle film layer, 106, on
Film layer.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
Level described in hereafter refers to that touch screen 1 as shown in the drawings and glass external screen 2 are in a horizontal state mode
Direction for.
As illustrated in fig. 1 and 2, the mobile phone front shroud of the prior art comprising touch screen 101 and glass external screen 102, touch screen
Frame 103, lower film layer 104, middle film layer 105 and the upper film sequentially stacked from the bottom up is equipped between 101 and glass external screen 102
Layer 106.It is not difficult to find out that frame 103 needs individual silk-screen, and since the width of frame 103 is small, it will cause frame institute
Thickness in position is larger, so that the part of upper film layer 106 is squeezed in the state that arches upward.
The present invention provides a kind of silk screen printing process of mobile phone front shroud, it includes touch screen 1 and glass external screen 2, and feature exists
In: the silk screen printing process the following steps are included:
A, the film layer 3 under silk-screen on touch screen 1, be located in the lower film layer 3 display area 1.1 of touch screen 1 pair
There are first passages 3.1 for the position answered；
B, the silk-screen middle film layer 4 in lower film layer 3 is located at position corresponding to first passage 3.1 on the middle film layer 4
Set that there are second channels 4.1；The second channel 4.1 can greater than, equal to or be less than first passage 3.1, i.e. first passage
3.1 and second channel 4.1 in same level projection overlapping or first passage 3.1 projection include second channel 4.1
Projection or second channel 4.1 projection include first passage 3.1 projection.
C, the film layer 5 on silk-screen on middle film layer 4 is located at position corresponding to second channel 4.1 in the upper film layer 5
There are third channels 5.1；
D, glass external screen 2 is covered on touch screen 1, is touched so that lower film layer 3, middle film layer 4 and upper film layer 5 are located at
Between screen 1 and glass external screen 2；
As shown in figure 3, the third channel 5.1 is located at the in projection of the glass external screen 2 on 1 lower end surface of touch screen
One channel 3.1 or second channel 4.1 are in the projection on 2 lower end surface of glass external screen, and third channel 5.1 is under glass external screen 2
The contour line of projection on end face and the profile of the projection of first passage 3.1 or second channel 4.1 on 2 lower end surface of glass external screen
Line surrounds the frame band 5.2 to form an annular；
The touch screen 1 sequentially passes through first passage 3.1, second channel 4.1 and towards the light that glass external screen 2 irradiates
It is shown in after triple channel 5.1 on glass external screen 2.
It is as shown in Figure 4:
Along the annular cut-off groove 6 of edge setting one of display area 1.1 on the touch screen 2, in which:
Lower film layer 3 in step a is extended to along the horizontal plane where the upper surface of touch screen 1 towards 6 position of cut-off groove
In the rim overflow to cut-off groove 6 of lower film layer 3, so that lower film layer 3, which is located at position corresponding to cut-off groove 6, forms first passage
3.1；That is, the inward flange of lower film layer 3 is close to cut-off groove 6, so that more in lower film layer 3 under silk-screen during film layer 3
Remaining part is placed in cut-off groove 6, so that the contour line of first passage 3.1 is the contour line of cut-off groove 6, clear point
It is bright, it avoids since lines are bent generation in silk-screen printing process.
Middle film layer 4 in step b extends to middle film layer 4 towards 6 position of cut-off groove along the upper surface of lower film layer 3
In rim overflow to cut-off groove 6, so that middle film layer 4, which is located at position corresponding to cut-off groove 6, forms second channel 4.1；Together
Reason, during silk-screen middle film layer 4, the inward flange of middle film layer 4 is close to cut-off groove 6, so that extra on middle film layer 4
Part is placed in cut-off groove 6, so that the contour line of second channel 4.1 is the contour line of cut-off groove 6, it is clear clearly demarcated,
It avoids since lines are bent generation in silk-screen printing process.
Upper film layer 5 in step c extends to covering cut-off groove towards 6 position of cut-off groove along the upper surface of middle film layer 4
6, and it is located at corresponding to second channel 4.1 that there are third channels 5.1 for position in upper film layer 5.Cut-off groove is covered by upper film layer 5
6, not only cut-off groove 6 is filled, but also can make ink after silk-screen that can become shrinking during dry shrink
Amount concentrates on cut-off groove region, thereby guarantees that the edge svelteness of third channel 5.1 is straight.
Along the annular protrusion 7 of edge setting one of display area 1.1 on the touch screen, in which:
Lower film layer 3 in step a along the upper surface of touch screen 1 towards raised 7 positions extend to the edge of lower film layer 3 with
Protrusion 7 is touched, so that lower film layer 3, which is located at position corresponding to protrusion 7, forms first passage 3.1；Under silk-screen film layer 3 when
It waits, the ink of lower film layer 3 can be made not cross protrusion 7 by protrusion 7, therefore the can be made by the protrusion 7 of annular
Clear-cut, the lines Founder in one channel 3.1.
Middle film layer 4 in step b extends to the side of middle film layer 4 along the upper surface of lower film layer 3 towards raised 7 positions
Edge is touched with protrusion 7, so that middle film layer 4, which is located at position corresponding to protrusion 7, forms second channel 4.1；Similarly, in silk-screen
When middle film layer 4, the ink of middle film layer 4 can be made not cross protrusion 7 by protrusion 7, therefore pass through annular
Protrusion 7 can make the clear-cut of second channel 4.1, and lines are upright.
Upper film layer 5 in step c extends to covering protrusion 7 towards raised 7 positions along the upper surface of middle film layer 4, and
Being located at position corresponding to second channel 4.1 in upper film layer 5, there are third channels 5.1.Protrusion 7 is covered by upper film layer 5, not only
Protrusion 7 can be hidden, and it is convex to make after silk-screen ink that can concentrate on shrink variable during dry shrink
7 regions are played, thereby guarantee that the edge svelteness of third channel 5.1 is straight.
Wherein, step a synchronizes the first raised line 8 of one annular of silk-screen under silk-screen on the touch screen 1 when film layer 3, described
The first raised line 8 be located in first passage 3.1 close to 3.1 edge of first passage position；
Wherein, the edge and the first raised line 8 of middle film layer 4 close to display area 1.1 in silk-screen middle film layer 4 step b
It touches to form second channel 4.1, the second of synchronous one annular of silk-screen in position corresponding to second channel 4.1 is located on touch screen 1
Raised line 9；
Wherein, step c in film layer 5 on silk-screen on film layer 5 cover the second raised line 9 in the horizontal direction and upper film layer 5 is located at
Position corresponding to second channel 4.1 forms third channel 5.1.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above embodiments, specific structure is allowed to vary, all institutes in the protection scope of demand for independence of the present invention
The various change of work is within the scope of the invention.
Claims (4)
1. a kind of silk screen printing process of mobile phone front shroud, it includes touch screen (1) and glass external screen (2), it is characterised in that: described
Silk screen printing process the following steps are included:
A, the film layer (3) under silk-screen on touch screen (1) is located at the display area of touch screen (1) in the lower film layer (3)
(1.1) there are first passage (3.1) for the position corresponding to；
B, it is corresponding to be located at first passage (3.1) on the middle film layer (4) for the silk-screen middle film layer (4) on lower film layer (3)
There are second channel (4.1) for position；
C, the film layer (5) on silk-screen on middle film layer (4) is located at corresponding to second channel (4.1) in the upper film layer (5)
There are third channel (5.1) for position；
D, glass external screen (2) is covered on touch screen (1), so that lower film layer (3), middle film layer (4) and upper film layer (5) position
Between touch screen (1) and glass external screen (2)；
It is logical that projection of the third channel (5.1) on the lower end surface close to the glass external screen (2) of touch screen (1) is located at first
Road (3.1) or second channel (4.1) are in the projection on glass external screen (2) lower end surface, and third channel (5.1) is in glass external screen
(2) contour line Yu first passage (3.1) or second channel (4.1) of the projection on lower end surface are on glass external screen (2) lower end surface
Projection contour line surround to be formed one annular frame band (5.2)；
The touch screen (1) sequentially passes through first passage (3.1), second channel (4.1) towards the light that glass external screen (2) irradiates
It is shown on glass external screen (2) with after third channel (5.1).
2. the silk screen printing process of mobile phone front shroud according to claim 1, it is characterised in that: edge on the touch screen (1)
The cut-off groove (6) of one annular of edge setting of display area (1.1), in which:
Lower film layer (3) in step a extends to lower film layer (3) towards cut-off groove (6) position along the upper surface of touch screen (1)
In rim overflow to cut-off groove (6), so that lower film layer (3), which is located at position corresponding to cut-off groove (6), forms first passage
(3.1)；
Middle film layer (4) in step b extends to middle film layer towards cut-off groove (6) position along the upper surface of lower film layer (3)
(4) in rim overflow to cut-off groove (6), so that middle film layer (4), which is located at position corresponding to cut-off groove (6), forms second
Channel (4.1)；
Upper film layer (5) in step c extends to covering towards cut-off groove (6) position along the upper surface of middle film layer (4) and shuts off
Slot (6), and it is located at corresponding to second channel (4.1) that there are third channel (5.1) for position in upper film layer (5).
3. the silk screen printing process of mobile phone front shroud according to claim 1, it is characterised in that: along display on the touch screen
The protrusion (7) of one annular of edge setting in region (1.1), in which:
Lower film layer (3) in step a extends to the side of lower film layer (3) along the upper surface of touch screen (1) towards raised (7) position
Edge is touched with raised (7), so that lower film layer (3), which is located at position corresponding to raised (7), forms first passage (3.1)；
Middle film layer (4) in step b extends to middle film layer (4) towards raised (7) position along the upper surface of lower film layer (3)
Edge touched with raised (7) so that middle film layer (4), which is located at position corresponding to raised (7), forms second channel
(4.1)；
Upper film layer (5) in step c extends to covering protrusion towards raised (7) position along the upper surface of middle film layer (4)
(7), and in upper film layer (5) being located at position corresponding to second channel (4.1), there are third channel (5.1).
4. the silk screen printing process of mobile phone front shroud according to claim 1, it is characterised in that:
Wherein, the first raised line (8) of step a synchronous one annular of silk-screen on film layer (3) Shi Suoshu touch screen (1) under silk-screen, institute
The first raised line (8) stated is located at the position in first passage (3.1) close to first passage (3.1) edge；
Wherein, the edge and the first raised line of middle film layer (4) close to display area (1.1) at silk-screen middle film layer (4) step b
(8) it touches to be formed second channel (4.1), synchronous one ring of silk-screen in position corresponding to second channel (4.1) is located on touch screen (1)
The second raised line (9) of shape；
Wherein, step c at film layer on silk-screen (5) on film layer (5) cover the second raised line (9) and upper film layer (5) in the horizontal direction
The position corresponding to second channel (4.1) forms third channel (5.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203801.8A CN108045116B (en) | 2017-11-27 | 2017-11-27 | The silk screen printing process of mobile phone front shroud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711203801.8A CN108045116B (en) | 2017-11-27 | 2017-11-27 | The silk screen printing process of mobile phone front shroud |
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| Publication Number | Publication Date |
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| CN108045116A CN108045116A (en) | 2018-05-18 |
| CN108045116B true CN108045116B (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711203801.8A Active CN108045116B (en) | 2017-11-27 | 2017-11-27 | The silk screen printing process of mobile phone front shroud |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457231B (en) * | 2018-11-26 | 2020-04-03 | 武汉华星光电半导体显示技术有限公司 | Evaporation carrier plate and method for evaporating substrate by using same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200949636A (en) * | 2008-05-16 | 2009-12-01 | Mildex Optical Inc | A touch-control panel with an anti-static electricity function |
| JP2010002984A (en) * | 2008-06-18 | 2010-01-07 | Hitachi Displays Ltd | Flat film and method for manufacturing the same film and touch panel display device using the same film and method for manufacturing the same device |
| CN103129073B (en) * | 2011-11-28 | 2015-04-15 | 宸鸿光电科技股份有限公司 | Device with multiple printing layers and printing method thereof |
| KR101600871B1 (en) * | 2011-12-22 | 2016-03-08 | 니폰샤신인사츠가부시키가이샤 | Touch sensor with ornament, method of manufacturing same, and touch sensor used in same |
| CN103383608B (en) * | 2013-07-11 | 2016-08-10 | 蓝思科技（长沙）有限公司 | A kind of method realizing window border colour wire drawing pattern on contact panel cover-plate glass |
| CN204155238U (en) * | 2014-10-15 | 2015-02-11 | 江西合力泰科技有限公司 | All-transparent Rimless touch-screen |
| CN104850183A (en) * | 2015-05-21 | 2015-08-19 | 小米科技有限责任公司 | Mobile terminal display structure and mobile terminal |
| CN106681567A (en) * | 2017-02-09 | 2017-05-17 | 深圳市骏达光电股份有限公司 | Ink printing structure, touch screen and ink printing method |
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