CN110228293A - Inkjet-printing device - Google Patents
Inkjet-printing device Download PDFInfo
- Publication number
- CN110228293A CN110228293A CN201910546876.9A CN201910546876A CN110228293A CN 110228293 A CN110228293 A CN 110228293A CN 201910546876 A CN201910546876 A CN 201910546876A CN 110228293 A CN110228293 A CN 110228293A
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- Prior art keywords
- temperature
- inkjet
- printing device
- substrate
- cooling
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- 238000007641 inkjet printing Methods 0.000 title claims abstract description 61
- 239000000758 substrate Substances 0.000 claims abstract description 58
- 239000002904 solvent Substances 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 134
- 239000002826 coolant Substances 0.000 claims description 9
- 230000001788 irregular Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000007639 printing Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/0015—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
- B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
- H10K71/13—Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing
- H10K71/135—Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing using ink-jet printing
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Ink Jet (AREA)
Abstract
The present invention provides a kind of inkjet-printing device, the inkjet-printing device includes board, is used for bearing substrate, print component, luminescent material is printed for the pixel region in the substrate, temperature control component is arranged above board, the rate of volatilization of solvent in control base board, wherein, temperature control component includes at least two temperature controlled zones, the temperature of each temperature controlled zone is controlled in print component work, so that the rate of volatilization of each corresponding region internal solvent of substrate meets preset requirement；In the present invention, inkjet-printing device is by temperature control component when the print component works, control the temperature of each temperature controlled zone, so that the rate of volatilization of each corresponding region internal solvent of substrate meets preset requirement, the non-uniform phenomenon of solvent volatilization on substrate is alleviated in this way, corrosion of the solvent to inkjet-printing device is also reduced simultaneously, alleviates the non-uniform technical problem of solvent volatilization on substrate existing for existing inkjet printing technology.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of inkjet-printing devices.
Background technique
With the development of OLED technology, inkjet printing technology can realize that one direction and twocouese such as back and forth print at the modes, greatly
Amplitude improves the preparation speed of OLED device.
But in ink jet printing process, still have some problems and occur: for example as printing carries out, it may appear that on substrate
The non-uniform phenomenon of solvent volatilization, being mainly shown as that first printing portion has dried then printing portion is unseasoned or edge
Convection drying and it is internal unseasoned phenomena such as.
That is, existing inkjet printing technology needs to improve there are the non-uniform technical problem of solvent volatilization on substrate.
Summary of the invention
The present invention provides a kind of inkjet-printing device, is volatilized with alleviating solvent on substrate existing for existing inkjet printing technology
Non-uniform technical problem.
To solve the above problems, technical solution provided by the invention is as follows:
The embodiment of the present invention provides a kind of inkjet-printing device comprising:
Board is used for bearing substrate；
Print component prints luminescent material for the pixel region in the substrate；
Temperature control component is arranged above the board, for controlling the rate of volatilization of solvent on the substrate；
Wherein, the temperature control component includes at least two temperature controlled zones, in print component work, controls each temperature control
The temperature in region, so that the rate of volatilization of each corresponding region internal solvent of the substrate meets preset requirement.
In inkjet-printing device provided in an embodiment of the present invention, the temperature control component includes:
Coldplate forms at least two temperature controlled zones；
Cooling pipe is arranged in the coldplate；
Temperature sensor is arranged in the temperature controlled zone, for detecting the actual temperature of the temperature controlled zone；
Driving device drives cooling medium in institute for the actual temperature and target temperature according to the temperature controlled zone
Flowing in cooling pipe is stated, to reduce the temperature of the temperature controlled zone.
In inkjet-printing device provided in an embodiment of the present invention, the temperature control component include at least two coldplates, one
A coldplate forms a temperature controlled zone.
In inkjet-printing device provided in an embodiment of the present invention, in temperature control component work, described at least two
The actual temperature of coldplate is different, and the distance apart from the substrate is identical.
In inkjet-printing device provided in an embodiment of the present invention, in temperature control component work, described at least two
The actual temperature of coldplate is identical, and the distance apart from the substrate is different.
In inkjet-printing device provided in an embodiment of the present invention, the temperature control component includes a coldplate, described cold
But plate includes at least two independent cooling zones, and a cooling zone forms a temperature controlled zone.
In inkjet-printing device provided in an embodiment of the present invention, the shape of the cooling zone is rectangle.
In inkjet-printing device provided in an embodiment of the present invention, the shape of the cooling zone is triangle.
In inkjet-printing device provided in an embodiment of the present invention, the shape of the cooling zone includes rectangle and irregular
Shape, two sides of the irregular shape at least about the rectangle.
In inkjet-printing device provided in an embodiment of the present invention, the cooling medium include cooling air, cooling water and
At least one of coolant liquid.
The invention has the benefit that the present invention provides a kind of inkjet-printing device, which includes board,
For bearing substrate, print component prints luminescent material for the pixel region in the substrate, and temperature control component is arranged in institute
It states above board, for controlling the rate of volatilization of solvent on the substrate, wherein the temperature control component includes at least two temperature controls
Region controls the temperature of each temperature controlled zone, so that each corresponding region internal solvent of the substrate in print component work
Rate of volatilization meet preset requirement；In the present invention, inkjet-printing device includes temperature control component, by temperature control component described
When print component works, the temperature of each temperature controlled zone is controlled, so that the rate of volatilization of each corresponding region internal solvent of the substrate
Meet preset requirement, the such as less than rate of volatilization of a velocity amplitude and each region internal solvent is approximately uniform, alleviates base in this way
The non-uniform phenomenon of solvent volatilization on plate, while corrosion of the solvent to inkjet-printing device is also reduced, alleviate existing ink-jet
The non-uniform technical problem of solvent volatilization, ensure that the homogeneity and stability of luminescent layer on substrate existing for printing technique.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Fig. 2 is the first composition schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Fig. 3 is the first operation schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Fig. 4 is second of operation schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Fig. 5 is second of composition schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Fig. 6 a to Fig. 6 i is the composition schematic diagram of coldplate provided in an embodiment of the present invention.
Fig. 7 to Fig. 9 is the printing schematic diagram of inkjet-printing device provided in an embodiment of the present invention.
Specific embodiment
The explanation of following embodiment is referred to the additional illustration, the particular implementation that can be used to implement to illustrate the present invention
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is with being given the same reference numerals in the figure.
For the non-uniform technical problem of solvent volatilization, the embodiment of the present invention on substrate existing for existing inkjet printing technology
It can alleviate.
In one embodiment, as shown in Figure 1, inkjet-printing device provided by the invention 10 includes:
Board 101 is used for bearing substrate 20；
Print component 102, generally comprises 3 printing sprayings, prints the material that shines for the pixel region in the substrate 20
Material；
Temperature control component 103 is arranged above the board 101, for controlling the rate of volatilization of solvent on the substrate 20；
Wherein, the temperature control component 103 includes at least two temperature controlled zones, in the print component 102 work, control
The temperature of each temperature controlled zone, so that the rate of volatilization of each corresponding region internal solvent of the substrate meets preset requirement.
The present embodiment provides a kind of inkjet-printing device, which includes board, is used for bearing substrate, printing
Component prints luminescent material for the pixel region in the substrate, and temperature control component is arranged above the board, for controlling
Make the rate of volatilization of solvent on the substrate, wherein the temperature control component includes at least two temperature controlled zones, in the printing structure
When part works, the temperature of each temperature controlled zone is controlled, so that the rate of volatilization of each corresponding region internal solvent of the substrate meets in advance
If it is required that；In the present embodiment, inkjet-printing device includes temperature control component, is worked by temperature control component in the print component
When, the temperature of each temperature controlled zone is controlled, so that the rate of volatilization of each corresponding region internal solvent of the substrate meets preset requirement,
The such as less than rate of volatilization of a velocity amplitude and each region internal solvent is approximately uniform, alleviates solvent on substrate in this way and volatilizees not
Uniform phenomenon, while corrosion of the solvent to inkjet-printing device is also reduced, it alleviates existing for existing inkjet printing technology
The non-uniform technical problem of solvent volatilization, ensure that the homogeneity and stability of luminescent layer on substrate.
In one embodiment, preset requirement includes that the rate of volatilization of each region internal solvent of substrate is below preset value, and
The rate of volatilization of each region internal solvent is approximately uniform.
In one embodiment, as shown in Figure 1, the temperature control component 103 includes:
Coldplate 1031 forms at least two temperature controlled zones；
Cooling pipe 1032 is arranged in the coldplate；
Temperature sensor 1033 is arranged in the temperature controlled zone, for detecting the actual temperature of the temperature controlled zone；
Driving device 1034 drives cooling medium for the actual temperature and target temperature according to the temperature controlled zone
It is flowed in the cooling pipe, to reduce the temperature of the temperature controlled zone.
In one embodiment, the cooling medium includes at least one of cooling air, cooling water and coolant liquid.
In one embodiment, as shown in Fig. 2, the temperature control component 103 includes at least two coldplates 1031, i.e. Fig. 2
Shown in coldplate 1031a and coldplate 1031b, a coldplate forms a temperature controlled zone.The present embodiment is more by being arranged
A coldplate simplifies the realization difficulty of at least two temperature controlled zones.
In one embodiment, as shown in figure 3, in temperature control component work, the reality of at least two coldplate
Border temperature ta and tb is different, and the distance apart from the substrate is identical.
In one embodiment, as shown in figure 4, in temperature control component work, the reality of at least two coldplate
Border temperature is identical, and the distance apart from the substrate is different.
In one embodiment, when the temperature control component works, the actual temperature of at least two coldplate is different,
Distance apart from the substrate is different.
In one embodiment, as shown in figure 5, the temperature control component includes a coldplate 1031, the coldplate
1031 include at least two independent cooling zone S, and a cooling zone forms a temperature controlled zone.
In one embodiment, the shape of the cooling zone is rectangle.
In one embodiment, as shown in Fig. 6 a to Fig. 6 c, the cooling zone S of the coldplate 1031 is rectangle.
In one embodiment, as shown in Figure 6 a, the coldplate 1031 include cooling zone S-a1 to cooling zone S-a5 this 5
A cooling zone, the temperature of this 5 cooling zones are gradually successively decreased from cooling zone S-a1 to cooling zone S-a5.
In one embodiment, as shown in Figure 6 b, the coldplate 1031 include cooling zone S-b1 to cooling zone S-b5 this 5
A cooling zone, the temperature of this 5 cooling zones are gradually successively decreased from cooling zone S-b1 to cooling zone S-b3, cooling zone S-b3 to cooling
Area S-b5 is gradually incremented by.
In one embodiment, as fig. 6 c, the coldplate 1031 include cooling zone S-c1 to cooling zone S-c7 this 7
A cooling zone, cooling zone S-c6 and cooling zone S-c7 are located at the relative side of coldplate 1031, cooling zone S-c1 to cooling zone S-
This 5 cooling zones c5 are successively set on the intermediate region of coldplate 1031, the temperature of this 7 cooling zones, from cooling zone S-c1 to
Cooling zone S-c3 gradually successively decreases, and cooling zone S-c3 to cooling zone S-c5 is gradually incremented by, the temperature of cooling zone S-c6 and cooling zone S-c7
It spends identical and minimum.
In one embodiment, the shape of the cooling zone is triangle.
In one embodiment, as shown in Fig. 6 d to Fig. 6 e, the cooling zone S of the coldplate 1031 is triangle.
In one embodiment, as shown in fig 6d, the coldplate 1031 include cooling zone S-d1 to cooling zone S-d4 this 4
A cooling zone, this 4 cooling zones are diagonally arranged, the temperature of this 4 cooling zones, and the temperature of cooling zone S-d1 is minimum, cooling zone S-
The temperature highest of d4, cooling zone S-d2 are identical with the temperature of cooling zone S-d3.
In one embodiment, as shown in fig 6e, the coldplate 1031 include cooling zone S-e1 and cooling zone S-e2 this 2
A cooling zone, this 2 cooling zones are oppositely arranged, and the temperature of cooling zone S-e1 is higher than the temperature of cooling zone S-e2.
In one embodiment, the shape of the cooling zone includes rectangle and irregular shape, the irregular shape
At least about two sides of the rectangle.
In one embodiment, as shown in Fig. 6 f to Fig. 6 i, the cooling zone S of the coldplate 1031 includes rectangle, Back Word
The irregular shapes such as shape, stud, concave shape.
In one embodiment, as shown in Figure 6 f, the coldplate 1031 includes cooling zone S-f1, cooling zone S-f2 and cold
But this 3 cooling zones area S-f3, cooling zone S-f1 are stud, and cooling zone S-f2 and cooling zone S-f3 are rectangle, cooling zone S-
F1 surrounds 4 sides of cooling zone S-f2 and cooling zone S-f3, and cooling zone S-f2 is identical with the temperature of cooling zone S-f3, and is higher than
The temperature of cooling zone S-f1.
In one embodiment, as shown in figure 6g, the coldplate 1031 include cooling zone S-g1 and cooling zone S-g2 this 2
A cooling zone, cooling zone S-g1 are rectangular-ambulatory-plane, and cooling zone S-g2 is rectangle, and cooling zone S-g1 surrounds 4 sides of cooling zone S-g2
Side, the temperature of cooling zone S-g2, and it is higher than the temperature of cooling zone S-g1.
In one embodiment, as shown in figure 6h, the coldplate 1031 include cooling zone S-h1 to cooling zone S-h4 this 4
A cooling zone, cooling zone S-h1 to cooling zone S-h3 are concave shape, and cooling zone S-h4 is rectangle, and cooling zone S-h1 surrounds cooling zone
3 sides of S-h2, cooling zone S-h2 surround 3 sides of cooling zone S-h3, and cooling zone S-h3 surrounds 3 of cooling zone S-h4
Side, the temperature of this 4 cooling zones are successively decreased from cooling zone S-h1 to cooling zone S-h4.
In one embodiment, as shown in Fig. 6 i, the coldplate 1031 include cooling zone S-i1 to cooling zone S-i4 this 4
A cooling zone, cooling zone S-i1 and cooling zone S-i2 are concave shape, and cooling zone S-i3 is rectangular-ambulatory-plane, and cooling zone S-i4 is rectangle,
Cooling zone S-i1 surrounds 3 sides of cooling zone S-i2, and cooling zone S-i2 surrounds 3 sides of cooling zone S-i3, cooling zone S-
I3 surrounds 4 sides of cooling zone S-i4, and the temperature of this 4 cooling zones is successively decreased from cooling zone S-h1 to cooling zone S-h4.
In one embodiment, the embodiment of the invention provides a kind of inkjet printing methods, should the following steps are included:
As shown in fig. 7, before printing, according to printed design, adjust coldplate between substrate at a distance from (comprising all around
With upper and lower distance), steady temperature range and the cooling zone of coldplate are adjusted, at this point, the temperature of 5 cooling zones is identical.
As shown in figure 8, cooling Board position is reduced and fixed in printing, the temperature of coldplate difference cooling zone is set not
Together, at this point, the temperature of 5 cooling zones is successively decreased along Print direction, and stability contorting monitors in time, and substrate, which is moved forward and backward, to be completed to beat
Print.
As shown in figure 9, after printing is complete for a period of time, adjusting the cooling zone temperature and cooling Board position of coldplate, protecting
After card printing, solvent low volatility stable and uniform on substrate.
Inkjet-printing device provided in an embodiment of the present invention, can be different according to a kind of inkjet printing design, setting
The temperature of coldplate above substrate；Coldplate is fixed on above substrate, can adjusting position up and down；It can be according to print zone
Domain is arranged coldplate different temperatures and is distributed, and the position first printed uses relatively low low temperature, and the region setting printed afterwards is than first
The slightly higher low temperature in the region of printing controls each region ink degree of volatility by temperature control.
There is temperature inductor in each cooling zone, feeds back to computer terminal and guarantees printing environment stable temperature control, is based on
The mode adjusted using this sensor feedback reduces the evaporation rate of print area solvent, and ink volatilizees in print area
Speed is uniform, observes convenient for printing effect, realizes more stable temperature control printing, avoids the rapid volatilization of gas to board equipment
Corrosion.
In one embodiment, in inkjet-printing device provided by the invention, cooling board device in printing mechanism,
Above substrate.
In one embodiment, in inkjet-printing device provided by the invention, coldplate can do upper and lower, left and right and move
It is dynamic, and can its left and right relative position is adjustable according to the design of substrate.
In one embodiment, in inkjet-printing device provided by the invention, coldplate at a distance from substrate for 1cm extremely
15cm；
In one embodiment, in inkjet-printing device provided by the invention, temperature is arranged in each cooling zone of coldplate
Sensing device is spent, monitoring temperature changes and is precisely controlled each region cooling temperature.
In one embodiment, in inkjet-printing device provided by the invention, coldplate temperature range is -5 DEG C to 30
DEG C, temperature gradient is within 0 to 10 DEG C.
Inkjet-printing device provided in an embodiment of the present invention, black liquid is non-volatile in print area when ensure that printing or has low
Evaporation rate, while different rates dry according to each region set different cooling temperatures, make each after printing
Region degree of volatility promotes device film uniformity close to unanimously.
According to above-described embodiment:
The present invention provides a kind of inkjet-printing device, which includes board, is used for bearing substrate, prints structure
Part prints luminescent material for the pixel region in the substrate, and temperature control component is arranged above the board, for controlling
The rate of volatilization of solvent on the substrate, wherein the temperature control component includes at least two temperature controlled zones, in the print component
When work, the temperature of each temperature controlled zone is controlled, is preset so that the rate of volatilization of each corresponding region internal solvent of the substrate meets
It is required that；In the present invention, inkjet-printing device includes temperature control component, through temperature control component when the print component works, control
The temperature of each temperature controlled zone is made, so that the rate of volatilization of each corresponding region internal solvent of the substrate meets preset requirement, such as
Rate of volatilization lower than a velocity amplitude and each region internal solvent is approximately uniform, and it is uneven to alleviate solvent volatilization on substrate in this way
The phenomenon that, while corrosion of the solvent to inkjet-printing device is also reduced, alleviate substrate existing for existing inkjet printing technology
The non-uniform technical problem of upper solvent volatilization, ensure that the homogeneity and stability of luminescent layer.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of inkjet-printing device characterized by comprising
Board is used for bearing substrate；
Print component prints luminescent material for the pixel region in the substrate；
Temperature control component is arranged above the board, for controlling the rate of volatilization of solvent on the substrate；
Wherein, the temperature control component includes at least two temperature controlled zones, in print component work, controls each temperature controlled zone
Temperature so that the rate of volatilization of each corresponding region internal solvent of the substrate meets preset requirement.
2. inkjet-printing device according to claim 1, which is characterized in that the temperature control component includes:
Coldplate forms at least two temperature controlled zones；
Cooling pipe is arranged in the coldplate；
Temperature sensor is arranged in the temperature controlled zone, for detecting the actual temperature of the temperature controlled zone；
Driving device drives cooling medium described cold for the actual temperature and target temperature according to the temperature controlled zone
But flowing in pipeline, to reduce the temperature of the temperature controlled zone.
3. inkjet-printing device according to claim 2, which is characterized in that the temperature control component includes at least two cooling
Plate, a coldplate form a temperature controlled zone.
4. inkjet-printing device according to claim 3, which is characterized in that the temperature control component work when, it is described extremely
The actual temperature of few two coldplates is different, and the distance apart from the substrate is identical.
5. inkjet-printing device according to claim 3, which is characterized in that the temperature control component work when, it is described extremely
The actual temperature of few two coldplates is identical, and the distance apart from the substrate is different.
6. inkjet-printing device according to claim 2, which is characterized in that the temperature control component includes a coldplate,
The coldplate includes at least two independent cooling zones, and a cooling zone forms a temperature controlled zone.
7. inkjet-printing device according to claim 6, which is characterized in that the shape of the cooling zone is rectangle.
8. inkjet-printing device according to claim 6, which is characterized in that the shape of the cooling zone is triangle.
9. inkjet-printing device according to claim 6, which is characterized in that the shape of the cooling zone include rectangle and
Irregular shape, two sides of the irregular shape at least about the rectangle.
10. according to the described in any item inkjet-printing devices of claim 2 to 9, which is characterized in that the cooling medium includes cold
But at least one of gas, cooling water and coolant liquid.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546876.9A CN110228293A (en) | 2019-06-24 | 2019-06-24 | Inkjet-printing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546876.9A CN110228293A (en) | 2019-06-24 | 2019-06-24 | Inkjet-printing device |
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| CN110228293A true CN110228293A (en) | 2019-09-13 |
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| CN201910546876.9A Pending CN110228293A (en) | 2019-06-24 | 2019-06-24 | Inkjet-printing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111354869A (en) * | 2020-02-25 | 2020-06-30 | 纳晶科技股份有限公司 | Display substrate, manufacturing method thereof and display device |
| CN114122302A (en) * | 2021-11-15 | 2022-03-01 | 深圳市华星光电半导体显示技术有限公司 | Drying device |
| CN114203933A (en) * | 2021-12-11 | 2022-03-18 | 深圳市华星光电半导体显示技术有限公司 | Packaging base station of display panel and manufacturing method of display panel |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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Application publication date: 20190913 |