CN104399711A - Liquid crystal glass substrate dust removal method - Google Patents
Liquid crystal glass substrate dust removal method Download PDFInfo
- Publication number
- CN104399711A CN104399711A CN201410604394.1A CN201410604394A CN104399711A CN 104399711 A CN104399711 A CN 104399711A CN 201410604394 A CN201410604394 A CN 201410604394A CN 104399711 A CN104399711 A CN 104399711A
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- CN
- China
- Prior art keywords
- liquid crystal
- glass substrate
- main control
- control unit
- dust removal
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
- B08B5/023—Cleaning travelling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- Filtering Of Dispersed Particles In Gases (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a liquid crystal glass substrate dust removal method, and belongs to the technical field of glass substrate dust removal. According to the method, a conveying device, a dust removal cabinet, an air blowing device, an air suction device, a filter, an air blowing pipe, an air suction pipe, a main control unit and a photoelectric sensor are adopted, and the photoelectric sensor is arranged in the dust removal cabinet. The liquid crystal glass substrate dust removal method has the advantages that firstly, dust on the surface of a glass substrate is blown through the air blowing device, then, the blown dust is completely sucked away through the air suction device, and the dust removal effect is more ideal. The glass substrate is automatically conveyed through the conveying device, meanwhile, the position of the glass substrate is detected through the photoelectric sensor, the manual intervention is not needed, and the operation is very convenient and fast.
Description
Technical field
The present invention relates to a kind of liquid crystal glass base dust collection method, belong to glass substrate dedusting technology field.
Background technology
Liquid crystal glass base is the important component part of liquid crystal flat panel display, has very vast potential for future development.
Liquid-crystalline glasses is by the mode of liquid crystal film by HTHP, the high-tech photoelectric glass product of sandwich package, and whether user can control the arrangement of liquid crystal molecule by the energising of electric current, thus reaches the object controlling glass transparent or opaque state.In the production process of liquid-crystalline glasses, the dust on glass substrate can produce considerable influence to properties of product, therefore, after glass substrate cutting action, needs to remove the dust on glass substrate.
Chinese Patent Application No. is the dedusting, the Destaticizing device that disclose a kind of liquid crystal glass base edge in the patent document of 201420203287.3, this device is cleaned liquid crystal glass base edge dust by the mode of dust suction, but the amount of dust on glass substrate cannot be reduced to perfect condition by the mode only by dust suction.
Summary of the invention
The present invention is directed to the problem in background technology, propose a kind of liquid crystal glass base dust collection method.
The present invention, for overcoming the above problems, adopts following technical scheme:
A kind of liquid crystal glass base dust collection method, the photoelectric sensor being provided with conveyer, dust removal cabinet, blowing device, extractor fan, filter, blower, exhaust column, main control unit in the method and being located in dust removal cabinet, the method comprises the following steps realization:
Step one: main control unit controls conveyer work, and glass substrate is transmitted to dust removal cabinet;
Step 2: when photoelectric sensor detects that glass substrate enters dust removal cabinet, induced signal is passed to main control unit, after main control unit receives induced signal, controls blowing device work, the wind of blowing device blowout arrives glass substrate by blower, and is blown afloat by the dust on glass substrate;
Step 3: time delay is after 3 ~ 5 seconds, main control unit controls extractor fan work, extractor fan by exhaust column by dusty gas suction filter;
Step 4: after dusty gas is filtered into clean gas by filter, then clean gas is sent into blowing device;
Step 5: when glass substrate leaves dust removal cabinet, the induced signal of photoelectric sensor disappears, and main control unit controls blowing device and extractor fan quits work.
Particularly, the transmission belt that described conveyer comprises brush direct current motor, active roller, return idler and is located between active roller and return idler, the rotating shaft of described brush direct current motor drives active roller to rotate.
Preferably, described transmission belt is dustless belt.
Preferably, described photoelectric sensor adopts infrared two-way emission type photoelectric sensor.
Particularly, described main control unit comprises microcontroller, serial communication module, industrial serial ports screen and motor-drive circuit; Described microcontroller controls brush direct current motor work by motor-drive circuit; Described microcontroller controls industrial serial ports screen by serial communication module and shows the dust removal state of glass substrate.
Particularly, described filter comprises the stainless steel casing with air inlet and gas outlet, and is located at the fiber glass filtering net in stainless steel casing.
As scheme optimization, the present invention also comprises a pressure difference switch, and an air pressure input of described pressure difference switch is communicated with blower, and another air pressure input of described pressure difference switch is communicated with exhaust column; The signal output part of described pressure difference switch is connected with the signal input part of microcontroller.
As scheme optimization, the present invention also comprises an alarm lamp, and described alarm lamp is connected with the output of main control unit.
As scheme optimization, the present invention also comprises a danger button, and described danger button is connected with the input of main control unit.
Preferably, described blower and exhaust column are stainless steel pipes.
After adopting such scheme, technique effect of the present invention is:
1, the present invention is first blown afloat by the dust of blowing device by glass baseplate surface, is more all siphoned away by the dust blown afloat by extractor fan, and dust removing effects is ideal.
2, automatically transmitted glass substrate by conveyer, detected the position of glass substrate by photoelectric sensor, without the need to manual intervention, it is very convenient to operate simultaneously.
3, by fiber glass filtering net, dusty gas is filtered into clean gas, and circulation-supplied carries out drifting dust to blowing device, energy utilization rate is high.
4, when the dust that the fiber glass filtering net in filter captures is too much, alarm lamp can be lighted and remind staff to change screen pack in time, to ensure cleaning effect.
5, cleaning course all carries out in dust removal cabinet, avoids dust to splash everywhere, thus impacts the environment of dust-free workshop.
6, when there is emergency, danger button only need be pressed by staff, and main control unit can control all devices and quit work, to ensure safety.
Accompanying drawing explanation
Fig. 1 is flow chart of the present invention.
Detailed description of the invention
Below technical scheme of the present invention is done and introduces in further detail:
A kind of liquid crystal glass base dust collection method, the photoelectric sensor being provided with conveyer, dust removal cabinet, blowing device, extractor fan, filter, blower, exhaust column, main control unit in the method and being located in dust removal cabinet, the method comprises the following steps realization (as shown in Figure 1):
Step one: main control unit controls conveyer work, and glass substrate is transmitted to dust removal cabinet;
Step 2: when photoelectric sensor detects that glass substrate enters dust removal cabinet, induced signal is passed to main control unit, after main control unit receives induced signal, controls blowing device work, the wind of blowing device blowout arrives glass substrate by blower, and is blown afloat by the dust on glass substrate;
Step 3: time delay is after 3 ~ 5 seconds, main control unit controls extractor fan work, extractor fan by exhaust column by dusty gas suction filter;
Step 4: after dusty gas is filtered into clean gas by filter, then clean gas is sent into blowing device;
Step 5: when glass substrate leaves dust removal cabinet, the induced signal of photoelectric sensor disappears, and main control unit controls blowing device and extractor fan quits work.
The transmission belt that described conveyer comprises brush direct current motor, active roller, return idler and is located between active roller and return idler, the rotating shaft of described brush direct current motor drives active roller to rotate.
Described main control unit comprises microcontroller, serial communication module, industrial serial ports screen and motor-drive circuit; Described microcontroller controls brush direct current motor work by motor-drive circuit; Described microcontroller controls industrial serial ports screen by serial communication module and shows the dust removal state of glass substrate.
Described filter comprises the stainless steel casing with air inlet and gas outlet, and is located at the fiber glass filtering net in stainless steel casing, and when dusty gas is through fiber glass filtering net, the dust in gas can be caught by fiber glass filtering net.
The present invention also comprises a pressure difference switch, and an air pressure input of described pressure difference switch is communicated with blower, and another air pressure input of described pressure difference switch is communicated with exhaust column; The signal output part of described pressure difference switch is connected with the signal input part of microcontroller.When the pressure reduction of two air pressure inputs of pressure difference switch is greater than setting value, the output signal of pressure difference switch is high level; When the pressure reduction of two air pressure inputs of pressure difference switch is less than setting value, the output signal of pressure difference switch is low level.
The present invention also comprises an alarm lamp, and described alarm lamp is connected with the output of main control unit, changes fiber glass filtering net for reminding staff.
The present invention also comprises a danger button, and described danger button is connected with the input of main control unit, for stopping all device work when the state of emergency.
Described blower and exhaust column are stainless steel pipes.One end of blower is connected with blowing device, and the other end of blower stretches in dust removal cabinet; One end of exhaust column is connected with extractor fan, and the other end of exhaust column stretches in dust removal cabinet.
Described transmission belt is dustless belt, and the dust that dustless belt produces in the course of the work is few.
Described photoelectric sensor adopts infrared two-way emission type photoelectric sensor, and when glass substrate enters dust removal cabinet, induced signal can be passed to main control unit by photoelectric sensor.
Operation principle of the present invention is as follows, main control unit controls conveyer work, glass substrate is transmitted to dust removal cabinet, when photoelectric sensor detects that glass substrate enters dust removal cabinet, induced signal is passed to main control unit, after main control unit receives induced signal, first control blowing device work, the dust on glass substrate is blown afloat, control extractor fan work again, by in dusty gas suction filter, after dusty gas is filtered into clean gas by filter, then clean gas is sent into blowing device.
When the dust that the fiber glass filtering net in filter captures is too much, when the pressure reduction of two air pressure inputs of pressure difference switch is greater than setting value, the output signal of pressure difference switch is high level, after main control unit detects the high level that pressure difference switch exports, control alarm lamp is lighted, to remind staff to change screen pack in time, thus ensure the dust removing effects of glass substrate.
When there is emergency, danger button only need be pressed by staff, after main control unit receives urgency signal, can control all devices and quit work, to ensure safety.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.
Claims (10)
1. a liquid crystal glass base dust collection method, it is characterized in that: the photoelectric sensor being provided with conveyer, dust removal cabinet, blowing device, extractor fan, filter, blower, exhaust column, main control unit in the method and being located in dust removal cabinet, the method comprises the following steps realization:
Step one: main control unit controls conveyer work, and glass substrate is transmitted to dust removal cabinet;
Step 2: when photoelectric sensor detects that glass substrate enters dust removal cabinet, induced signal is passed to main control unit, after main control unit receives induced signal, controls blowing device work, the wind of blowing device blowout arrives glass substrate by blower, and is blown afloat by the dust on glass substrate;
Step 3: time delay is after 3 ~ 5 seconds, main control unit controls extractor fan work, extractor fan by exhaust column by dusty gas suction filter;
Step 4: after dusty gas is filtered into clean gas by filter, then clean gas is sent into blowing device;
Step 5: when glass substrate leaves dust removal cabinet, the induced signal of photoelectric sensor disappears, and main control unit controls blowing device and extractor fan quits work.
2. a kind of liquid crystal glass base dust collection method according to claim 1, it is characterized in that: the transmission belt that described conveyer comprises brush direct current motor, active roller, return idler and is located between active roller and return idler, the rotating shaft of described brush direct current motor drives active roller to rotate.
3. a kind of liquid crystal glass base dust collection method according to claim 2, is characterized in that: described transmission belt is dustless belt.
4. a kind of liquid crystal glass base dust collection method according to claim 2, is characterized in that: described photoelectric sensor adopts infrared two-way emission type photoelectric sensor.
5. a kind of liquid crystal glass base dust collection method according to claim 1, is characterized in that: described main control unit comprises microcontroller, serial communication module, industrial serial ports screen and motor-drive circuit; Described microcontroller controls brush direct current motor work by motor-drive circuit; Described microcontroller controls industrial serial ports screen by serial communication module and shows the dust removal state of glass substrate.
6. a kind of liquid crystal glass base dust collection method according to claim 1, is characterized in that: described filter comprises the stainless steel casing with air inlet and gas outlet, and is located at the fiber glass filtering net in stainless steel casing.
7. a kind of liquid crystal glass base dust collection method according to claim 1, it is characterized in that: also comprise a pressure difference switch, an air pressure input of described pressure difference switch is communicated with blower, and another air pressure input of described pressure difference switch is communicated with exhaust column; The signal output part of described pressure difference switch is connected with the signal input part of microcontroller.
8. a kind of liquid crystal glass base dust collection method according to claim 1, is characterized in that: also comprise an alarm lamp, described alarm lamp is connected with the output of main control unit.
9. a kind of liquid crystal glass base dust collection method according to claim 1, is characterized in that: also comprise a danger button, described danger button is connected with the input of main control unit.
10. a kind of liquid crystal glass base dust collection method according to claim 1, is characterized in that: described blower and exhaust column are stainless steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604394.1A CN104399711A (en) | 2014-10-30 | 2014-10-30 | Liquid crystal glass substrate dust removal method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410604394.1A CN104399711A (en) | 2014-10-30 | 2014-10-30 | Liquid crystal glass substrate dust removal method |
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| CN104399711A true CN104399711A (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410604394.1A Withdrawn CN104399711A (en) | 2014-10-30 | 2014-10-30 | Liquid crystal glass substrate dust removal method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107695035A (en) * | 2017-04-19 | 2018-02-16 | 咸宁南玻光电玻璃有限公司 | Cold end production line electrostatic precipitation system |
| CN107952295A (en) * | 2017-12-05 | 2018-04-24 | 浙江华章科技有限公司 | Filter screen dust-removing recovery device and method |
| CN108212855A (en) * | 2018-01-08 | 2018-06-29 | 山东建筑大学 | A kind of method for cleaning of precision instrument surface dirt |
| CN114289883A (en) * | 2021-12-31 | 2022-04-08 | 航天信息股份有限公司 | Card document cleaning method and device |
| CN114577169A (en) * | 2022-03-03 | 2022-06-03 | 蚌埠顺隆光电科技有限公司 | Based on cover plate glass warpage detects uses tester |
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| US4835808A (en) * | 1986-04-29 | 1989-06-06 | Eltex-Elektrostatik Gesellschaft Mbh | Probe for removing dust from moving webs |
| CN101989396A (en) * | 2009-08-03 | 2011-03-23 | 塔工程有限公司 | Apparatus for array test with cleaner units |
| CN202683492U (en) * | 2012-06-11 | 2013-01-23 | 河北宁通电子材料有限公司 | Crushed crystalline material sorting equipment |
| CN203140370U (en) * | 2013-03-26 | 2013-08-21 | 延锋伟世通汽车电子有限公司 | Cleaning device used for cleaning workpieces |
| CN103341405A (en) * | 2013-07-24 | 2013-10-09 | 深圳市华星光电技术有限公司 | Cleaning method of glass substrate and device for implementing method |
| CN103831274A (en) * | 2012-11-22 | 2014-06-04 | 株式会社伸兴 | Dust-removing apparatus |
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Patent Citations (6)
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|---|---|---|---|---|
| US4835808A (en) * | 1986-04-29 | 1989-06-06 | Eltex-Elektrostatik Gesellschaft Mbh | Probe for removing dust from moving webs |
| CN101989396A (en) * | 2009-08-03 | 2011-03-23 | 塔工程有限公司 | Apparatus for array test with cleaner units |
| CN202683492U (en) * | 2012-06-11 | 2013-01-23 | 河北宁通电子材料有限公司 | Crushed crystalline material sorting equipment |
| CN103831274A (en) * | 2012-11-22 | 2014-06-04 | 株式会社伸兴 | Dust-removing apparatus |
| CN203140370U (en) * | 2013-03-26 | 2013-08-21 | 延锋伟世通汽车电子有限公司 | Cleaning device used for cleaning workpieces |
| CN103341405A (en) * | 2013-07-24 | 2013-10-09 | 深圳市华星光电技术有限公司 | Cleaning method of glass substrate and device for implementing method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107695035A (en) * | 2017-04-19 | 2018-02-16 | 咸宁南玻光电玻璃有限公司 | Cold end production line electrostatic precipitation system |
| CN107695035B (en) * | 2017-04-19 | 2023-10-31 | 咸宁南玻光电玻璃有限公司 | Electrostatic dust removal system for cold end production line |
| CN107952295A (en) * | 2017-12-05 | 2018-04-24 | 浙江华章科技有限公司 | Filter screen dust-removing recovery device and method |
| CN108212855A (en) * | 2018-01-08 | 2018-06-29 | 山东建筑大学 | A kind of method for cleaning of precision instrument surface dirt |
| CN114289883A (en) * | 2021-12-31 | 2022-04-08 | 航天信息股份有限公司 | Card document cleaning method and device |
| CN114577169A (en) * | 2022-03-03 | 2022-06-03 | 蚌埠顺隆光电科技有限公司 | Based on cover plate glass warpage detects uses tester |
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Application publication date: 20150311 |