CN207044889U - A kind of screen process press of achievable secondary printing - Google Patents
A kind of screen process press of achievable secondary printing Download PDFInfo
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- CN207044889U CN207044889U CN201720976215.6U CN201720976215U CN207044889U CN 207044889 U CN207044889 U CN 207044889U CN 201720976215 U CN201720976215 U CN 201720976215U CN 207044889 U CN207044889 U CN 207044889U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a kind of screen process press of achievable secondary printing, the screen process press includes body, and the body has a feeding station, printing station, discharge station and idle station, in addition to：Rotating disk, the circumference of the feeding station, printing station, discharge station and idle station along the rotating disk are sequentially arranged；Print station, it is arranged on rotating disk and for carrying battery, when the rotating disk rotates, battery can be conveyed through to feeding station, printing station, discharge station and idle station successively；Drying module, for drying the battery at feeding station, discharge station and idle station；Print system, it is arranged at printing station, for carrying out silk-screen printing to the battery on print station.The utility model with a piece of battery in film-making, to be fixed on same printing machine platform, and the secondary printing of front side silver paste grid line is carried out using same silk-screen printing web plate, significantly improves the alignment quality of secondary printing.
Description
Technical field
The utility model belongs to manufacture of solar cells processing technique field, and in particular to a kind of achievable secondary printing
Screen process press.
Background technology
Solar cell be it is a kind of luminous energy is converted into using photoelectric effect or photochemical effect the device of electric energy, and claimed
For solar chip or photocell.According to using material and technology difference, solar cell is broadly divided into two major classes, and one kind is brilliant
Body silicon solar cell, one kind are thin-film solar cells.At present either from the point of view of global solar battery product structure, also
It is that crystal silicon battery is in occupation of absolute advantage from the point of view of the maximum China of solar cell yield.
Crystal silicon solar batteries are the devices for directly luminous energy being changed into by photoelectric effect or photochemical effect electric energy,
It is the radiant light of the sun is changed into by semiconductor substance a kind of device of electric energy using photoelectricity transformation principle, this photoelectricity turns
The process of changing is generally termed " photovoltaic effect ", and therefore, solar cell is also known as " photovoltaic cell ".
In manufacture of solar cells, electrode print is a critically important procedure.At present, the conventional method of electrode fabrication
Including：Silk-screen printing technique, evaporation process, laser grooving bury grid technique, electroplating technology and wiring technique.Silk-screen printing technique is
It is best suitable for applying in large-scale industrial production, and a kind of process that cost is minimum, and the work that industry generally uses
Skill technology, its general principle are to utilize the saturating slurry of silk screen visuals mesh, and the non-graphic part impermeable slurry of mesh is printed.
Generally, it is necessary to carry out secondary printing, secondary printing technology can effectively lift the depth-width ratio of grid line, not increase grid line
Increase the sectional area of grid line on the premise of shielded area, reduce grid line resistance, the fill factor, curve factor of solar cell is improved, so as to improve
The photoelectric transformation efficiency of solar cell.
Current secondary printing technology is connected into streamline using two screen processes press, passes through two press printings one
The figure of sample.The structure of the screen printing apparatus for the main flow that photovoltaic industry is commonly used is as shown in figure 1, four print station 6a at present
It is symmetrically placed on the rotating disk 5a of circle, four print station 6a can pass through feeding station 1a with rotating disk 5a rotation successively, print
Dataller position 2a, discharge station 3a and idle station 4a.Battery product can be delivered to feeding station 1a from the conveyer belt of preceding working procedure,
So as to be transferred into printing machine, with rotating disk 5a rotation, reach printing station 2a and be printed with silver paste grid line figure, then with
Rotating disk 5a rotations and be sent to discharge station 3a, finally printing machine is sent out from conveyer belt, into drying machine drying.When positive silver
After slurry is oven-dried, next printing machine can be sent to by conveyer belt, print identical front side silver paste grid line figure again.
Flow is understood from the process above, and such method needs the uniformity of two printing machines holding height, such as every
Printing machine has four print station 6a, any one print station 6a of previous printing machine and any one print of the latter printing machine
It is able to will be aligned between brush platform 6a；The uniformity for the silk screen web plate figure that two printing machines use will get well.
Utility model content
In order to solve the above problems, the utility model provides a kind of screen process press of achievable secondary printing, can be with
Secondary printing is carried out on same screen process press, keeps the uniformity of the silk screen web plate figure of silk-screen printing twice.
The technical solution of the utility model is：A kind of screen process press of achievable secondary printing, including body, the machine
Body has a feeding station, printing station, discharge station and idle station, in addition to：
Rotating disk, the circumference of the feeding station, printing station, discharge station and idle station along the rotating disk is successively
Arrangement；
Print station, it is arranged on rotating disk and for carrying battery, when the rotating disk rotates, battery can be conveyed through successively
Feeding station, printing station, discharge station and idle station；
Drying module, for drying the battery at feeding station, discharge station and idle station；
Print system, it is arranged at printing station, for carrying out silk-screen printing to the battery on print station.
Can there is multiple the quantity of print station in the utility model, preferably, the print station is four, four printings
Platform respectively can be with the position correspondence of feeding station, printing station, discharge station and idle station.When one of print station pair
Should be when feeding station, its excess-three print station is corresponding with printing station, discharge station and idle station respectively so that four
Battery on print station can carry out the operation of corresponding station in corresponding station.
Preferably, the vacuum absorption holes for vacuum suction battery are provided with the print station.Due on print station
Vacuum suction presence, battery rotating disk rotate during, change in location is very small, and twice printing use same
Web plate, substantially increase the uniformity of the silk screen web plate figure printed twice.
There is a variety of the set-up mode of drying module, in the utility model preferably, the drying module is arranged at rotating disk
Top, and with the position correspondence of the feeding station, discharge station and idle station.
Drying module can also use a variety of drying structures in the utility model, equal using existing conventional drying unit
Can, preferably, the drying module includes infrared heating fluorescent tube and the anti-scald lampshade covered on infrared heating fluorescent tube.
Preferably, the drying module is arranged between print station and rotating disk.
Preferably, the drying module includes electric heating tube.
Method using screen process press of the present utility model to solar cell grid line high accuracy secondary printing, including with
Lower step：
(a) driving rotating disk is rotated so that print station is delivered at feeding station, then by battery from feeding station (1)
It is delivered on print station；
(b) continue driving rotating disk to rotate so that the print station for carrying battery is delivered at printing station, passes through printer
Print system at position carries out first time silk-screen printing to the battery on print station；
(c) after first time silk-screen printing is completed, continue driving rotating disk and rotate, start drying module, and cause for the first time
Battery after silk-screen printing, until being delivered to printing station, leads to successively by discharge station, idle station and feeding station
The print system crossed at printing station carries out second of silk-screen printing to the battery on print station；
(d) after second of silk-screen printing is completed, continue driving rotating disk and rotate, battery is delivered at discharge station, and
Transferred out via discharge station, when if desired carrying out silk-screen printing again, repeat step (b)~(c), until silk-screen printing is complete
Into afterwards, the battery after silk-screen printing is delivered at discharge station, finally via being transferred out at discharge station.
Compared with prior art, the beneficial effects of the utility model are embodied in：
The utility model with a piece of battery in film-making, to be fixed on same printing machine platform, use is same
Individual silk-screen printing web plate carries out the secondary printing of front side silver paste grid line.By such method, secondary printing pair can be influenceed
The negative factor of quasi- precision minimizes, and so as to significantly improve the alignment quality of secondary printing, while greatly reduces secondary print
The technical difficulty of brush.The utility model can also carry out multiple printing further to improve the depth-width ratio of grid line, until printing
Number meets to require.
Brief description of the drawings
Fig. 1 is the structural representation of screen process press in the prior art.
Fig. 2 is the structural representation of the first embodiment of screen process press in the utility model.
Fig. 3 is cuing open to structural representation in Fig. 2.
Fig. 4 is the structural representation of second of embodiment of screen process press in the utility model.
Fig. 5 is cuing open to structural representation in Fig. 4.
Embodiment
As shown in Fig. 2~Fig. 5, the utility model includes body, and body has feeding station 1, printing station 2, blankers
Position 3 and idle station 4, rotating disk 5, the week of feeding station 1, printing station 2, discharge station 3 and idle station 4 along rotating disk 5
To being sequentially arranged；Also include：Print station 6, be arranged on rotating disk 5 and for carrying battery, when rotating disk 5 rotates, can by battery according to
It is secondary to be conveyed through feeding station 1, printing station 2, discharge station 3 and idle station 4；Drying module 7, it is in for drying
Expect the battery at station 1, discharge station 3 and idle station 4；Print system 8, it is arranged at printing station 2, for printing
Battery on platform 6 carries out silk-screen printing.
Can there is multiple the quantity of print station 6, as shown in Figure 2 and Figure 4, printed in two kinds of embodiments in the utility model
Platform 6 is four, and four print stations 6 respectively can be with the position of feeding station 1, printing station 2, discharge station 3 and idle station 4
It is corresponding.When one of print station 6 corresponds to feeding station 1, its excess-three print station 6 respectively with printing station 2, blankers
Position 3 and the correspondence of idle station 4 so that the battery on four print stations 6 can carry out the behaviour of corresponding station in corresponding station
Make.
It can be provided with print station 6 in the utility model and (not drawn in figure for the vacuum absorption holes of vacuum suction battery
Go out).Due to the presence of the vacuum suction on print station 6, for battery during rotating disk rotates, change in location is very small, and
Printing uses same web plate twice, substantially increases the uniformity of the silk screen web plate figure printed twice.
There is a variety of the set-up mode of drying module 7, as shown in Figures 2 and 3, dried in the utility model in the utility model
Module 7 is arranged at the top of rotating disk 5, and with the position correspondence of feeding station 1, discharge station 3 and idle station 4.This practicality is new
Drying module 7 can also use a variety of drying structures in type, using existing conventional drying unit, such as drying module 7
Including infrared heating fluorescent tube and the anti-scald lampshade covered on infrared heating fluorescent tube.
As shown in Figure 4 and Figure 5, drying module 7 can also be arranged between print station 6 and rotating disk 5 in the utility model, dried
Dry module 7 includes electric heating tube, and electric heating tube is arranged between print station 6 and rotating disk 5.
Method using above-mentioned screen process press to solar cell grid line high accuracy secondary printing, including following step
Suddenly：
(a) driving rotating disk 5 is rotated so that print station 6 is delivered at feeding station 1, then by battery at feeding station 1
It is delivered on print station 6；
(b) continue driving rotating disk 5 to rotate so that the print station 6 for carrying battery is delivered at printing station 2, passes through print
Print system 8 at dataller position 2 carries out first time silk-screen printing to the battery on print station 6；
(c) after first time silk-screen printing is completed, continue driving rotating disk 5 and rotate, start drying module 7, and cause first
Battery after secondary silk-screen printing is successively by discharge station 3, idle station 4 and feeding station 1, until being delivered to printer
Position 2, second of silk-screen printing is carried out to the battery on print station 6 by the print system 8 at printing station 2；
(d) after second of silk-screen printing is completed, continue driving rotating disk 5 and rotate, battery is delivered at discharge station 3,
And transferred out via discharge station 3, when if desired carrying out silk-screen printing again, repeat step (b)~(c), until screen printing
After brush is completed, the battery after silk-screen printing is delivered at discharge station 3, finally via being transferred out at discharge station 3.
Claims (7)
1. a kind of screen process press of achievable secondary printing, including body, the body have feeding station (1), printer
Position (2), discharge station (3) and idle station (4), it is characterised in that also include：
Rotating disk (5), the feeding station (1), printing station (2), discharge station (3) and idle station (4) are along described turn
The circumference of disk (5) is sequentially arranged；
Print station (6), it is arranged on rotating disk (5) and for carrying battery, can be defeated successively by battery when the rotating disk (5) rotates
Feeding station (1), printing station (2), discharge station (3) and idle station (4) are crossed in the warp let-off；
Drying module (7), for drying the battery in feeding station (1), discharge station (3) and idle station (4) place；
Print system (8), printing station (2) place is arranged at, for carrying out silk-screen printing to the battery on print station (6).
2. the screen process press of achievable secondary printing as claimed in claim 1, it is characterised in that the print station (6) is
Four, four print stations (6) respectively can be with feeding station (1), printing station (2), discharge station (3) and idle station (4)
Position correspondence.
3. the screen process press of achievable secondary printing as claimed in claim 1, it is characterised in that on the print station (6)
It is provided with the vacuum absorption holes for vacuum suction battery.
4. the screen process press of the achievable secondary printing as described in claims 1 to 3 is any, it is characterised in that the drying
Module (7) is arranged above rotating disk (5), and with the position of the feeding station (1), discharge station (3) and idle station (4)
It is corresponding.
5. the screen process press of achievable secondary printing as claimed in claim 4, it is characterised in that the drying module (7)
Including infrared heating fluorescent tube and the anti-scald lampshade covered on infrared heating fluorescent tube.
6. the screen process press of the achievable secondary printing as described in claims 1 to 3 is any, it is characterised in that the drying
Module (7) is arranged between print station (6) and rotating disk (5).
7. the screen process press of achievable secondary printing as claimed in claim 6, it is characterised in that the drying module (7)
Including electric heating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976215.6U CN207044889U (en) | 2017-08-04 | 2017-08-04 | A kind of screen process press of achievable secondary printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976215.6U CN207044889U (en) | 2017-08-04 | 2017-08-04 | A kind of screen process press of achievable secondary printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207044889U true CN207044889U (en) | 2018-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720976215.6U Active CN207044889U (en) | 2017-08-04 | 2017-08-04 | A kind of screen process press of achievable secondary printing |
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| CN (1) | CN207044889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297948A (en) * | 2017-08-04 | 2017-10-27 | 常州天合光能有限公司 | A kind of screen process press and secondary printing method of achievable secondary printing |
-
2017
- 2017-08-04 CN CN201720976215.6U patent/CN207044889U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297948A (en) * | 2017-08-04 | 2017-10-27 | 常州天合光能有限公司 | A kind of screen process press and secondary printing method of achievable secondary printing |
| CN107297948B (en) * | 2017-08-04 | 2023-10-20 | 天合光能股份有限公司 | Screen printer capable of realizing secondary printing and secondary printing method |
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