CN108212616A - pre-coating device and method - Google Patents

pre-coating device and method Download PDF

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Publication number
CN108212616A
CN108212616A CN201810050102.2A CN201810050102A CN108212616A CN 108212616 A CN108212616 A CN 108212616A CN 201810050102 A CN201810050102 A CN 201810050102A CN 108212616 A CN108212616 A CN 108212616A
Authority
CN
China
Prior art keywords
slot room
paint roller
coating
slot
outlet pipe
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.)
Pending
Application number
CN201810050102.2A
Other languages
Chinese (zh)
Inventor
李威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan China Star Optoelectronics Technology Co Ltd
Original Assignee
Wuhan China Star Optoelectronics Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan China Star Optoelectronics Technology Co Ltd filed Critical Wuhan China Star Optoelectronics Technology Co Ltd
Priority to CN201810050102.2A priority Critical patent/CN108212616A/en
Publication of CN108212616A publication Critical patent/CN108212616A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/16Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
    • B08B1/165Scrapers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/20Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/041Cleaning travelling work

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  • Coating Apparatus (AREA)

Abstract

The present invention provides a kind of pre-coating device and method.The precoating cloth apparatus includes:Rinse bath, pre- paint roller, the first input duct, the first outlet pipe, the second outlet pipe and the first scraper;Demarcation strip is equipped in rinse bath, rinse bath is divided into the first slot room and the second slot room by demarcation strip, and the height of demarcation strip is less than the height of rinse bath;First input duct accesses the inlet of the first slot room;First outlet pipe and the second outlet pipe are respectively connected to the liquid outlet of the first slot room and the liquid outlet of the second slot room;Pre- paint roller is set in rinse bath and is contacted with the indoor cleaning solution of the first slot, and the first scraper is set on the side wall of the first slot room and is contacted with pre- paint roller.Do not stop into the first slot room by the first input duct to be passed through new cleaning solution during pre-coating, the cleaning solution for containing the membrane material scraped in first slot room is pushed into the second slot room, so as to which cleaning solution in the first slot room be kept to be in clean state always, it avoids occurring membrane material residual in pre- paint roller, it is bad to reduce coating.

Description

Pre-coating device and method
Technical field
The present invention relates to display technology field more particularly to a kind of pre-coating device and methods.
Background technology
With the development of display technology, liquid crystal display (Liquid Crystal Display, LCD) and organic light emission two The flat display apparatus such as pole pipe display (Organic Light Emitting Display, OLED) are because with high image quality, saving Electricity, fuselage are thin and the advantages that have a wide range of application, and be widely used in mobile phone, TV, personal digital assistant, digital camera, The various consumer electrical products such as laptop, desktop computer, become the mainstream in display device.
Coating process is often used in the manufacturing process of flat display apparatus, as shown in Figure 1, common coating process Method is:The coated film on substrate 100 ' of nozzle 200 ' is coated with using one and the isometric slit-shaped in 100 ' side of substrate to be coated Material, and with the coating of nozzle 200 ', mechanical part drive nozzle 200 ' with certain speed from the side of substrate 100 ' sweep to The opposite side of substrate completes the coating process of entire substrate 100 ', and this coating method is in coating process, and nozzle 200 ' is in length It is easily blocked after time use, causes blocked position that can not spray membrane material, forming one on substrate 100 ' does not have The line defect region of membrane material, causes to be coated with bad, influences product yield.
Nozzle blocks in order to prevent, causes to be coated with bad, and the prior art on substrate 100 ' formally when being coated, meeting Pre-coating is first carried out to observe whether the nozzle 200 ' blocks, as shown in Figure 1, the method for pre-coating is:Nozzle 200 ' is moved It moves the top of pre- paint roller 300 ', and is coated in pre- paint roller 300 ' membrane material and whether observe the membrane material complete, to determine institute State whether nozzle 200 ' blocks, while pre- paint roller 300 ' rotates, the scraper 400 ' scrapes the membrane material in pre- paint roller 300 ' In the rinse bath 500 ' for filling cleaning solution, to keep the cleaning of pre- paint roller 300 ', prevent the membrane material in pre- paint roller 300 ' from remaining, shadow The judgement that nozzle 200 ' blocks is rung, with the increase of pre-coating number, the membrane material fallen into rinse bath 500 ' is also more and more, clearly Washing lotion increasingly in membrane material concentration it is higher and higher, at this time with the rotation of pre- paint roller 300 ', membrane material is inevitable in cleaning solution Residual to pre- paint roller 300 ' on, and then pre- paint roller 300 ' is caused to cannot keep cleaning, causes coating bad, and frequent shutdown is more The cleaning solution renewed can influence the production efficiency of producing line again.
Invention content
The purpose of the present invention is to provide a kind of precoating cloth apparatus, can improve the cleanliness factor of pre- paint roller, avoid coating not It is good, improving production efficiency.
The present invention also aims to provide a kind of pre-coating method, the cleanliness factor of pre- paint roller can be improved, avoid being coated with It is bad, improving production efficiency.
To achieve the above object, the present invention provides a kind of precoating cloth apparatus, including:Rinse bath, pre- paint roller, the first feed liquor Pipeline, the first outlet pipe, the second outlet pipe and the first scraper;
Demarcation strip is equipped in the rinse bath, the rinse bath is divided into the first slot room and the second slot by the demarcation strip Room, the height of the demarcation strip are less than the height of the rinse bath;
First input duct accesses the inlet of the first slot room;First outlet pipe and the second outlet tube Road is respectively connected to the liquid outlet of the first slot room and the liquid outlet of the second slot room;
The pre- paint roller is set in the rinse bath and is contacted with the indoor cleaning solution of the first slot, first scraper It is contacted on the side wall of the first slot room and with the pre- paint roller.
The precoating cloth apparatus further includes:Second scraper, second scraper be set on the second slot room side wall on and It is contacted with the pre- paint roller.
The precoating cloth apparatus further includes:Liquid feed valve, the liquid feed valve include:Import and first outlet, the import connect Enter cleaning solution, the first outlet is connected with first input duct.
The precoating cloth apparatus further includes:First liquid valve and the second liquid valve, first liquid valve and second go out liquid Valve is respectively arranged in first outlet pipe and the second outlet pipe.
The precoating cloth apparatus is installed on coating machine platform.
The coating machine platform includes:Baseplate carrier and the coating nozzle above the baseplate carrier, the pre-coating Device is installed on the side of the baseplate carrier.
First scraper and the second scraper are tangent with the peripheral surface of the pre- paint roller.
The present invention also provides a kind of pre-coating methods, applied to above-mentioned precoating cloth apparatus, include the following steps:
Pre-coating is carried out in the pre- paint roller;
Membrane material in pre-coating to the pre- paint roller is scraped described first by the pre- paint roller rotation, first scraper Slot room, while first input duct does not stop to be passed through new cleaning solution into the first slot room, will contain in the first slot room The cleaning solution for having the membrane material scraped is pushed into the second slot room;
After completing a pre-coating, the first input duct is closed, second outlet pipe is opened and empties second slot Room.
The pre-coating method further includes:
Liquid condition is changed according to preset, the first outlet pipe is opened and empties the first slot room.
The preset liquid condition of changing reaches preset operating time for the precoating cloth apparatus or completes preset times Pre-coating.
Beneficial effects of the present invention:The present invention provides a kind of precoating cloth apparatus, including:Rinse bath, pre- paint roller, the first feed liquor Pipeline, the first outlet pipe, the second outlet pipe and the first scraper;Demarcation strip is equipped in the rinse bath, the demarcation strip will The rinse bath is divided into the first slot room and the second slot room, and the height of the demarcation strip is less than the height of the rinse bath;It is described First input duct accesses the inlet of the first slot room;First outlet pipe and the second outlet pipe are respectively connected to The liquid outlet of one slot room and the liquid outlet of the second slot room;The pre- paint roller be set on the rinse bath in and in the first slot room Cleaning solution contact, first scraper is set on the side wall of the first slot room and contacts with the pre- paint roller.During pre-coating Do not stop into the first slot room to be passed through new cleaning solution by the first input duct, the film scraped will be contained in the first slot room The cleaning solution of material is pushed into the second slot room, so as to which cleaning solution in the first slot room be kept always in clean state, to avoid in pre- paint roller There is membrane material residual, reduce and be coated with bad, improving production efficiency.The present invention also provides a kind of pre-coating methods, can improve pre- The cleanliness factor of paint roller avoids being coated with bad, improving production efficiency.
Description of the drawings
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with the detailed of the present invention Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is existing coating machine platform and the structure chart for precoating cloth apparatus;
Fig. 2 is the coating machine platform of the present invention and the structure chart for precoating cloth apparatus;
Fig. 3 is the flow chart of the pre-coating method of the present invention.
Specific embodiment
The technological means and its effect taken further to illustrate the present invention, below in conjunction with the preferred implementation of the present invention Example and its attached drawing are described in detail.
Referring to Fig. 2, the present invention provides a kind of precoating cloth apparatus, including:Rinse bath 1, pre- paint roller 2, the first input duct 3rd, the first outlet pipe 4, the second outlet pipe 5 and the first scraper 7;
Specifically, it is equipped with demarcation strip 101 in the rinse bath 1, the rinse bath 1 is divided into the by the demarcation strip 101 One slot room 12 and the second slot room 13.
It should be noted that the height of the demarcation strip 101 is less than the height of the rinse bath 1, so as to first slot When the cleaning solution contained in room 12 overflows, the demarcation strip 101 can be crossed and flowed into the second slot room 13, and will not be from institute It states and is overflowed in rinse bath 1.
Specifically, first input duct 3 accesses the inlet of the first slot room 12;First outlet pipe 4 And second outlet pipe 5 be respectively connected to the liquid outlet of the first slot room 12 and the liquid outlet of the second slot room 13, wherein, described first into Liquid pipe road 3 is used to inject cleaning solution to the first slot room 12, and 4 and second outlet pipe 5 of the first outlet pipe is used respectively It is discharged outside the rinse bath 1 in by the cleaning solution in the 12 and second slot room 13 of the first slot room.
It is noted that in some embodiments of the invention, the precoating cloth apparatus further includes:Second input duct 6, second input duct 6 accesses the inlet of the second slot room 13, for injecting cleaning solution to the second slot room 13.
Preferably, the liquid outlet of the first slot room 12 and the liquid outlet of the second slot room 13 be located at respectively the first slot room 12 with The inlet of the bottom of second slot room 13, the inlet of the first slot room 12 and the second slot room 13 is located at the first slot room 12 respectively With the top of the second slot room 13.
Further, in order to control flowing in and out for the cleaning solution in the 12 and second slot room 13 of the first slot room, this The precoating cloth apparatus of invention further includes:Liquid feed valve 9, the first liquid valve 10 and the second liquid valve 11, wherein, the liquid feed valve 9 wraps It includes:Import, first outlet and second outlet, the import are used to access the liquid storage outside cleaning solution, such as access one from outside Obtain cleaning solution in pond, the first outlet and second outlet respectively with 3 and second input duct of the first input duct, 6 phase Even, 10 and second liquid valve 11 of the first liquid valve is respectively arranged in 4 and second outlet pipe 5 of the first outlet pipe. In a non-operative state, the liquid feed valve 9, the first liquid valve 10 and the second liquid valve 11 are turned off,
Specifically, the pre- paint roller 2 is set in the rinse bath 1 and is contacted with the cleaning solution in the first slot room 12, First scraper 7 is set on the side wall of the first slot room 12 and is contacted with the pre- paint roller 2, so as in the pre-coating When, the membrane material of the pre-coating in the pre- paint roller 2 can be scraped by the first scraper 7 into the first slot room 12.
Further, in order to which promote the membrane material of the pre-coating in pre- paint roller 2 scrapes effect, further improve pre- paint roller 2 Cleannes, in some embodiments of the invention, it is described precoating cloth apparatus can further include:Second scraper 8, it is described Second scraper 8 is set on the side wall of the second slot room 13 and is contacted with the pre- paint roller 2, at this point, pre- in the pre- paint roller 2 The membrane material of coating can by the first scraper 7 it is preliminary strike off after, the supplement that can also pass through the second scraper 8 be struck off, and pass through company It is continuous to strike off twice, ensure not having in pre- paint roller 2 membrane material of pre-coating to remain.
Specifically, 7 and second scraper 8 of the first scraper is tangent with the peripheral surface of the pre- paint roller 2, further, The length struck off width and be more than or equal to the pre- paint roller 2 of first scraper, 7 and second scraper 8, it is described pre- effectively to strike off Membrane material in paint roller 2.
Specifically, as shown in Fig. 2, the precoating cloth apparatus is installed on coating machine platform, the coating machine platform includes:Substrate Microscope carrier 100 and the coating nozzle 200 above the baseplate carrier 100.The precoating cloth apparatus is installed on the substrate and carries The side of platform 100, the baseplate carrier 100 are used to carry substrate 300 to be coated.
Preferably, length and to be coated base of the length of the spraying slit of the coating nozzle 200 with the pre- paint roller 2 The equal length of the long side of plate 300, the membrane material that the coating nozzle 200 sprays is photoresist.
Specifically, the course of work of the precoating cloth apparatus is:The coating nozzle 200 is moved in the pre- paint roller 2, The first outlet of the liquid feed valve 9 is opened, the first input duct 3 injects cleaning solution, the coating into the first slot room 12 Whether photoresist of the nozzle 200 in pre- 2 coating photoresist of paint roller, the observation pre- paint roller 2 be complete, to determine the painting Whether cloth nozzle 200 blocks, while the pre- paint roller 2 rotates, and first scraper 7 scrapes the photoresist in the pre- paint roller 2 It falls in the first slot room 12, the first outlet of the liquid feed valve 9 is persistently opened, and the first input duct 3 continues to described the The new cleaning solution of injection in one slot room 12 so that the cleaning solution containing photoresist overflows into the second slot room 13 in the first slot room 12 It is interior, with keep the cleaning solution of the first slot room 12 always without photoresist or a small amount of photoresist is contained only, with described pre- Paint roller 2 rotates, and second scraper 8 strikes off the pre- paint roller 2 for the second time, and further removing the pre- paint roller 2 may Remaining photoresist, these possible remaining photoresists fall directly into the second slot room 13, after a pre-coating is completed, close The first outlet of the liquid feed valve 9 is closed, stops injecting cleaning solution to the first slot room 12, opens simultaneously the second liquid valve 11, Cleaning solution in the second slot room 13 is all discharged.
In addition, reach it is preset change liquid condition when, can also open the first liquid valve 10, will be in the first slot room 12 Cleaning solution excludes, and the preset liquid condition of changing can be that the precoating cloth apparatus reaches preset operating time or completes pre- If the pre-coating of number, such as first liquid valve 10 was opened every 1 month, discharge the cleaning in the first slot room 12 Liquid, the cleaning solution more renewed can continuously work long hours without being replaced and cleaned so as to the precoating cloth apparatus of the present invention Liquid, improving production efficiency.
As spare selection, when some necessity, the second outlet of the liquid feed valve 9 can be opened, to described the Injection cleaning solution in two slot rooms 13.
Please refer to Fig. 3 and with reference to Fig. 2, the present invention also provides a kind of pre-coating methods, are arranged applied to precoating as described above It puts, includes the following steps:
Step S1, pre-coating is carried out in the pre- paint roller 2;
Step S2, described pre- paint roller 2 rotates, and first scraper 7 scrapes the membrane material in pre-coating to the pre- paint roller 2 To the first slot room 12, while first input duct 3 does not stop to be passed through new cleaning solution into the first slot room 12, by institute It states the cleaning solution containing the membrane material scraped in the first slot room 12 and is pushed into the second slot room 13;
Step S3, after completing a pre-coating, the first input duct 3 is closed, second outlet pipe 5 is opened and empties institute State the second slot room 13.
Specifically, the pre-coating method further includes:
Step S4, liquid condition is changed according to preset, opens the first outlet pipe 4 and empty the first slot room 12.
Preferably, in the step S4 it is preset change liquid condition for the precoating cloth apparatus reach preset operating time or The pre-coating of preset times is completed, such as first liquid valve 10 was opened every 1 month, is discharged in the first slot room 12 Cleaning solution.
In conclusion the present invention provides a kind of precoating cloth apparatus, including:Rinse bath, pre- paint roller, the first input duct, One outlet pipe, the second outlet pipe and the first scraper;It is equipped with demarcation strip in the rinse bath, the demarcation strip is by the cleaning Slot is divided into the first slot room and the second slot room, and the height of the demarcation strip is less than the height of the rinse bath;First feed liquor Pipeline accesses the inlet of the first slot room;First outlet pipe and the second outlet pipe are respectively connected to the first slot room Liquid outlet and the liquid outlet of the second slot room;The pre- paint roller be set on the rinse bath in and with the indoor cleaning solution of the first slot Contact, first scraper are set on the side wall of the first slot room and are contacted with the pre- paint roller.Pass through first during pre-coating Input duct does not stop to be passed through new cleaning solution into the first slot room, the cleaning of membrane material scraped will be contained in the first slot room Liquid is pushed into the second slot room, so as to which cleaning solution in the first slot room be kept always in clean state, to avoid membrane material occur in pre- paint roller Residual reduces and is coated with bad, improving production efficiency.The present invention also provides a kind of pre-coating methods, can improve the clean of pre- paint roller Cleanliness avoids being coated with bad, improving production efficiency.
The above, for those of ordinary skill in the art, can according to the technique and scheme of the present invention and technology Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention Protection domain.

Claims (10)

1. a kind of precoating cloth apparatus, which is characterized in that including:Rinse bath (1), pre- paint roller (2), the first input duct (3), first Outlet pipe (4), the second outlet pipe (5) and the first scraper (7);
Demarcation strip (101) is equipped in the rinse bath (1), the rinse bath (1) is divided into the first slot by the demarcation strip (101) Room (12) and the second slot room (13), the height of the demarcation strip (101) are less than the height of the rinse bath (1);
First input duct (3) accesses the inlet of the first slot room (12);First outlet pipe (4) and second Outlet pipe (5) is respectively connected to the liquid outlet of the first slot room (12) and the liquid outlet of the second slot room (13);
The pre- paint roller (2) contacts in the rinse bath (1) and with the cleaning solution in the first slot room (12), and described the One scraper (7) contacts on the side wall of the first slot room (12) and with the pre- paint roller (2).
2. precoating cloth apparatus as described in claim 1, which is characterized in that further include:Second scraper (8), second scraper (8) it is contacted on the side wall of the second slot room (13) and with the pre- paint roller (2).
3. precoating cloth apparatus as described in claim 1, which is characterized in that further include:Liquid feed valve (9), liquid feed valve (9) packet It includes:Import and first outlet, the import access cleaning solution, and the first outlet is connected with first input duct (3).
4. precoating cloth apparatus as claimed in claim 3, which is characterized in that further include:First liquid valve (10) and second goes out liquid Valve (11), first liquid valve (10) and the second liquid valve (11) are respectively arranged on first outlet pipe (4) and second go out On liquid pipe road (5).
5. precoating cloth apparatus as described in claim 1, which is characterized in that the precoating cloth apparatus is installed on coating machine platform.
6. precoating cloth apparatus as claimed in claim 5, which is characterized in that the coating machine platform includes:Baseplate carrier (100) and Coating nozzle (200) above the baseplate carrier (100), the precoating cloth apparatus are installed on the baseplate carrier (100) side.
7. precoating cloth apparatus as claimed in claim 2, which is characterized in that first scraper (7) and the second scraper (8) with The peripheral surface of the pre- paint roller (2) is tangent.
A kind of 8. pre-coating method, which is characterized in that arranged applied to the precoating of such as 1 to 7 any one of them of the claims It puts, includes the following steps:
Pre-coating is carried out on the pre- paint roller (2);
Membrane material in pre-coating to the pre- paint roller (2) is scraped institute by pre- paint roller (2) rotation, first scraper (7) The first slot room (12) is stated, while first input duct (3) does not stop to be passed through new cleaning solution into the first slot room (12), it will Cleaning solution containing the membrane material scraped in the first slot room (12) is pushed into the second slot room (13);
After completing a pre-coating, the first input duct (3) is closed, opens the second outlet pipe (5) emptying described second Slot room (13).
9. pre-coating method as claimed in claim 8, which is characterized in that further include:
Liquid condition is changed according to preset, the first outlet pipe (4) is opened and empties the first slot room (12).
10. pre-coating method as claimed in claim 9, which is characterized in that the preset liquid condition of changing is the pre-coating Device reaches preset operating time or completes the pre-coating of preset times.
CN201810050102.2A 2018-01-18 2018-01-18 pre-coating device and method Pending CN108212616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810050102.2A CN108212616A (en) 2018-01-18 2018-01-18 pre-coating device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810050102.2A CN108212616A (en) 2018-01-18 2018-01-18 pre-coating device and method

Publications (1)

Publication Number Publication Date
CN108212616A true CN108212616A (en) 2018-06-29

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Application Number Title Priority Date Filing Date
CN201810050102.2A Pending CN108212616A (en) 2018-01-18 2018-01-18 pre-coating device and method

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111687003A (en) * 2020-06-29 2020-09-22 上海德沪涂膜设备有限公司 Coating device and coating method for high-viscosity material
CN118122576A (en) * 2024-05-07 2024-06-04 德沪涂膜设备(苏州)有限公司 Precoating device and precoating detection method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3033021B2 (en) * 1998-07-07 2000-04-17 井上金属工業株式会社 Cleaning equipment for coating equipment
KR20030011463A (en) * 2001-08-03 2003-02-11 도쿄 오카 고교 가부시키가이샤 Pre-discharging apparatus and method for a slit coater
TW200413103A (en) * 2002-11-07 2004-08-01 Tokyo Ohka Kogyo Co Ltd A pre-discharging apparatus for a slit coater
CN1799707A (en) * 2004-12-31 2006-07-12 Lg.菲利浦Lcd株式会社 Slit coater with a service unit for a nozzle and a coating method using the same
CN206613643U (en) * 2016-12-19 2017-11-07 K.C.科技股份有限公司 Precoat unit and the liquid nozzle managing device including this

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3033021B2 (en) * 1998-07-07 2000-04-17 井上金属工業株式会社 Cleaning equipment for coating equipment
KR20030011463A (en) * 2001-08-03 2003-02-11 도쿄 오카 고교 가부시키가이샤 Pre-discharging apparatus and method for a slit coater
TW200413103A (en) * 2002-11-07 2004-08-01 Tokyo Ohka Kogyo Co Ltd A pre-discharging apparatus for a slit coater
CN1799707A (en) * 2004-12-31 2006-07-12 Lg.菲利浦Lcd株式会社 Slit coater with a service unit for a nozzle and a coating method using the same
CN206613643U (en) * 2016-12-19 2017-11-07 K.C.科技股份有限公司 Precoat unit and the liquid nozzle managing device including this

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111687003A (en) * 2020-06-29 2020-09-22 上海德沪涂膜设备有限公司 Coating device and coating method for high-viscosity material
CN111687003B (en) * 2020-06-29 2021-09-14 上海德沪涂膜设备有限公司 Coating device and coating method for high-viscosity material
CN118122576A (en) * 2024-05-07 2024-06-04 德沪涂膜设备(苏州)有限公司 Precoating device and precoating detection method
CN118122576B (en) * 2024-05-07 2024-08-16 德沪涂膜设备(苏州)有限公司 Precoating device and precoating detection method

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Application publication date: 20180629

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