CN109037488A - A kind of scraper device and its detection circuit - Google Patents
A kind of scraper device and its detection circuit Download PDFInfo
- Publication number
- CN109037488A CN109037488A CN201810957268.2A CN201810957268A CN109037488A CN 109037488 A CN109037488 A CN 109037488A CN 201810957268 A CN201810957268 A CN 201810957268A CN 109037488 A CN109037488 A CN 109037488A
- Authority
- CN
- China
- Prior art keywords
- scraper
- linear conductor
- scraper device
- scraping
- present
- 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.)
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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
- B05C11/04—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The embodiment of the present invention provides a kind of scraper device and its detection circuit, is related to display device technology field, be able to solve in the prior art as can not judge scraper with the presence or absence of notch and caused by encapsulation bad rate is higher the problem of.The scraper device includes scraper and fixed frame, and one end of scraper is fixed on fixed frame；Scraper includes the scraping end far from fixed frame；Scraping end is equipped with linear conductor, and linear conductor is along the end face that the extending direction at scraping end is arranged and the both ends of linear conductor are fixed on scraper；The intensity of linear conductor is less than or equal to the intensity of scraper.The present invention is used for scraper device.
Description
Technical field
The present invention relates to display device encapsulation technology field more particularly to a kind of scraper devices and its detection circuit.
Background technique
In production OLED (Organic Light Emitting Device, organic electroluminescence device) display screen at present
When curtain, need to be packaged attaching process.Specifically, needing that packaging plastic is coated on display screen first with scraper when packaged
Glass cover-plate on, but since the ingredient of packaging plastic is mainly glass powder, wherein there are bulky grain glass granulated slags, and encapsulate
There are the foreign matters such as impurity particle, these bulky grain glass granulated slags and foreign matters to be easy to that scraper is made to cause to lack in use in glue
Mouthful, to influence gluing homogeneity, and then influence packaging effect.However since notch is too small, naked eyes can not generally judge, because
And it can only go to change scraper again after encapsulating bad generation at present, so that bad rate is higher for the encapsulation of product, increases production
Cost.
Summary of the invention
The embodiment of the present invention provides a kind of scraper device and its detection circuit, is able to solve in the prior art due to can not
Judge scraper with the presence or absence of notch and caused by encapsulation bad rate is higher the problem of.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
On the one hand, the embodiment of the present invention provides a kind of scraper device, including scraper and fixed frame, and one end of the scraper is solid
It is scheduled on the fixed frame；The scraper includes the scraping end far from the fixed frame；The scraping end is equipped with linear conductor,
The linear conductor is fixed on the end of the scraper along the extending direction setting at the scraping end and the both ends of the linear conductor
On face；The intensity of the linear conductor is less than or equal to the intensity of the scraper.
Optionally, through hole is provided with along the extending direction at the scraping end, the scraping end, the linear conductor is set
It sets in the through hole.
Optionally, the linear conductor to the scraping end bottom distance be less than or equal to 50um.
Optionally, the through hole is circular hole.
Optionally, the size of the through hole and the size of the linear conductor are adapted.
Optionally, the linear conductor is resistance wire.
Optionally, the linear conductor is conducting wire.
Optionally, the both ends of the linear conductor are bonded in respectively on the end face of the scraper.
On the other hand, the embodiment of the present invention provides a kind of detection electricity for scraper device described in any one of the above
Road, comprising: the both ends of detection power supply, the detection power supply are separately connected the both ends of the linear conductor；Indicator, the instruction
Part is connected between the detection power supply and the linear conductor, is used to indicate whether the detection circuit is connected.
Optionally, the indicator is indicator light.
Scraper device and its detection circuit provided in an embodiment of the present invention, the scraper device include scraper and fixed frame,
One end of scraper is fixed on fixed frame；Scraper includes the scraping end far from fixed frame；Scraping end is equipped with linear conductor, linear
Conductor is along the end face that the extending direction at scraping end is arranged and the both ends of linear conductor are fixed on scraper；The intensity of linear conductor
Less than or equal to the intensity of scraper.Compared to the prior art, scraper device provided in an embodiment of the present invention passes through scraping in scraper
It cuts end and wears linear conductor, since the intensity of linear conductor is less than or equal to the intensity of scraper, thus when the scraping of scraper is brought out
When existing notch, linear conductor will necessarily be disconnected in indentation, there, in this way when the external detection circuit in the both ends of linear conductor, by sentencing
The on-off of disconnected detection circuit can judge whether linear conductor disconnects, and then judge whether notch occur on scraper；Due to
Scraper device provided in an embodiment of the present invention is before being coated with packaging plastic, so that it may simply and easily detect scraper with the presence or absence of scarce
Mouthful, to avoid making using the blade coating packaging plastic to fall short of specifications in scraper there are scraper can be replaced when notch in time
At product it is bad, improve product yield in this way, save production cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the scraper device structural schematic diagram that the relevant technologies provide；
Fig. 2 is scraper device side structure schematic view provided in an embodiment of the present invention；
Fig. 3 is the detection circuit schematic diagram of scraper device provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Refering to what is shown in Fig. 1, scraper device generally comprises scraper 01 and fixed frame 02, fixed frame 02 is used for fixed doctor 01；
When on the glass cover-plate that packaging plastic is coated on to display screen using scraper 01, since there are bulky grain glass powders in packaging plastic
The foreign matters such as slag and some impurity particles, so that scraper 01 easily causes notch 011 in use, so that it is equal to influence gluing
One property, and then influence packaging effect.
The embodiment of the present invention provides a kind of scraper device, as shown in Figures 2 and 3, including scraper 11 and fixed frame 12, scraper
11 one end is fixed on fixed frame 12；Scraper 11 includes the scraping end 111 far from fixed frame 12；Scraping end 111 wears wired
Shape conductor 13, linear conductor 13 is along the extending direction setting at scraping end 111 and the both ends of linear conductor 13 are fixed on scraper 11
On end face；The intensity of linear conductor 13 is less than or equal to the intensity of scraper 11.
The embodiment of the present invention for fixed frame 12 and scraper 11 size and production material etc. without limitation.In practical application
In, scraper 11 is generally made using rubber.
In embodiments of the present invention, can 11 bottom of scraper (i.e. the scraping end 111 of scraper 11) carry out grooving processing or
Borehole processing, linear conductor 13 can be put into as principle by the size in slot or hole, and the embodiment of the present invention is for slot or hole
Concrete shape and specific size etc. are not construed as limiting, and those skilled in the art can set according to the actual situation.In reality
In, linear conductor 13 should be as thin as possible, so as to linear conductor 13 intensity with the intensity of scraper 11 consistent or linear conductor
13 intensity is less than the intensity of scraper 11, in this way when scraper 11 notch occurs due to impurity particle etc., linear conductor 13
Also it will appear fracture, thus can be by the state of indicator 22 in observation detection circuit, to judge whether detection circuit occurs
Open circuit, and then scraper 11 is judged with the presence or absence of notch, this design structure is simple, and it is low in cost, a large amount of manpower objects can be saved
Power.
In order to make scraper 11 when there is notch, the linear conductor 13 positioned at indentation, there can be disconnected, and be led in setting threadiness
When body 13, the both ends of linear conductor 13 just need to be fixed on the end face of scraper 11.The embodiment of the present invention is for linear conductor 13
Both ends be fixed on the concrete mode on the end face of scraper 11 without limitation.It is exemplary, it can use bonded adhesives for linear conductor
13 both ends are bonded in respectively on the end face of scraper 11；Also it can use mechanical connector to connect the both ends of linear conductor 13
On the end face of scraper 11.
So, compared to the prior art, scraper device provided in an embodiment of the present invention passes through at the scraping end of scraper
Linear conductor is worn, since the intensity of linear conductor is less than or equal to the intensity of scraper, thus when the scraping end of scraper lacks
When mouth, linear conductor will necessarily be disconnected in indentation, there, in this way when the external detection circuit in the both ends of linear conductor, passed through judgement and examined
The on-off of slowdown monitoring circuit can judge whether linear conductor disconnects, and then judge whether notch occur on scraper；Due to this hair
The scraper device that bright embodiment provides is before being coated with packaging plastic, so that it may and simply and easily detecting scraper whether there is notch, from
And in scraper there are scraper can be replaced when notch in time, avoid using the blade coating packaging plastic to fall short of specifications and caused by production
Product are bad, improve product yield in this way, save production cost.
Further, shown in referring to figs. 2 and 3, the extending direction along scraping end 111 is provided with perforation on scraping end 111
Hole, linear conductor 13 are arranged in the through hole.
The embodiment of the present invention for linear conductor 13 concrete type without limitation, as long as linear conductor 13 is electrically conductive,
And there is some strength, but its intensity is less than or equal to the intensity of scraper 11, to guarantee when notch occurs in scraper, be located at and lack
Linear conductor 13 at mouthful can be broken.Exemplary, linear conductor 13 can be resistance wire or conducting wire etc..
The embodiment of the present invention for the through hole for placing linear conductor 13 cross sectional shape without limitation, it is exemplary,
It can be square hole, elliptical aperture or circular hole etc..For the ease of production, and it is convenient for the placement of linear conductor 13, generally setting through hole
Cross sectional shape it is consistent with the cross sectional shape of linear conductor 13 and the size phase of the size of through hole Yu linear conductor 13 is set
It adapts to.In practical applications, usually making the through hole is circular hole.
In view of the size of notch on scraper 11 is to the influence degree (i.e. the specification requirement of scraper 11) of packaging effect, in reality
In the application of border, the general distance that the bottom that linear conductor 13 arrives scraping end 111 is arranged is less than or equal to 100um, preferably,
The distance that linear conductor 13 arrives the bottom at scraping end 111 is less than or equal to 50um.
Another embodiment of the present invention provides a kind of detection circuit for scraper device described in any one of the above, references
Shown in Fig. 2 and Fig. 3, comprising: the both ends of detection power supply 21, detection power supply 21 are separately connected the both ends of linear conductor 13；Indicator
22, indicator 22 is connected between detection power supply 21 and linear conductor 13, is used to indicate whether the detection circuit is connected.Wherein,
Indicator 22 can be multiple types, and exemplary, indicator 22 can be optical signal prompting device (such as indicator light), or language
Sound prompting device etc., it is not limited in the embodiment of the present invention.
In the detection circuit of scraper device provided in an embodiment of the present invention, worn by the scraping end of the scraper in scraper device
If linear conductor, since the intensity of linear conductor is less than or equal to the intensity of scraper, thus when notch occurs in the scraping end of scraper
When, linear conductor will necessarily be disconnected in indentation, there, in this way when the external detection circuit in the both ends of linear conductor, by utilizing instruction
Part judges that the on-off of detection circuit can judge whether linear conductor disconnects, and then judges whether notch occur on scraper；
Since scraper device provided in an embodiment of the present invention is before being coated with packaging plastic, so that it may which simply and easily detecting scraper whether there is
Notch, thus in scraper there are scraper can be replaced when notch in time, avoid using the blade coating packaging plastic to fall short of specifications and
Caused by product it is bad, improve product yield in this way, save production cost.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of scraper device, including scraper and fixed frame, one end of the scraper are fixed on the fixed frame；Its feature exists
In,
The scraper includes the scraping end far from the fixed frame；The scraping end is equipped with linear conductor, the linear conductor
Along the extending direction setting at the scraping end and the both ends of the linear conductor are fixed on the end face of the scraper；
The intensity of the linear conductor is less than or equal to the intensity of the scraper.
2. scraper device according to claim 1, which is characterized in that the extending direction along the scraping end, the scraping
Through hole is provided on end, the linear conductor setting is in the through hole.
3. scraper device according to claim 1 or 2, which is characterized in that bottom of the linear conductor to the scraping end
The distance in portion is less than or equal to 50um.
4. scraper device according to claim 2, which is characterized in that the through hole is circular hole.
5. scraper device according to claim 2, which is characterized in that the size of the through hole and the linear conductor
Size is adapted.
6. scraper device according to claim 1, which is characterized in that the linear conductor is resistance wire.
7. scraper device according to claim 1, which is characterized in that the linear conductor is conducting wire.
8. scraper device according to claim 1, which is characterized in that the both ends of the linear conductor are bonded in described respectively
On the end face of scraper.
9. a kind of detection circuit for scraper device described in any one of claim 1 to 8 characterized by comprising
Power supply is detected, the both ends of the detection power supply are separately connected the both ends of the linear conductor；
Indicator, the indicator are connected between the detection power supply and the linear conductor, are used to indicate the detection electricity
Whether road is connected.
10. the detection circuit of scraper device according to claim 9, which is characterized in that the indicator is indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957268.2A CN109037488B (en) | 2018-08-21 | 2018-08-21 | Scraper device and detection circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957268.2A CN109037488B (en) | 2018-08-21 | 2018-08-21 | Scraper device and detection circuit thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109037488A true CN109037488A (en) | 2018-12-18 |
| CN109037488B CN109037488B (en) | 2021-04-23 |
Family
ID=64627524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810957268.2A Active CN109037488B (en) | 2018-08-21 | 2018-08-21 | Scraper device and detection circuit thereof |
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| JP2008223311A (en) * | 2007-03-12 | 2008-09-25 | Ihi Corp | Abrasion detection device of cutter bit |
| CN201239704Y (en) * | 2008-07-23 | 2009-05-20 | 比亚迪股份有限公司 | Coating apparatus |
| CN102287199A (en) * | 2011-06-24 | 2011-12-21 | 北京市三一重机有限公司 | Current interruption inductive multistage abrasion detection tool for shield machine |
| CN104646239A (en) * | 2015-02-11 | 2015-05-27 | 华南理工大学 | Coating scraper with automatic abrasion alarming switch |
| CN205254689U (en) * | 2015-09-18 | 2016-05-25 | 武汉东湖学院 | Cutter of real -time supervision degree of wear |
| CN107088505A (en) * | 2017-06-26 | 2017-08-25 | 京东方科技集团股份有限公司 | A kind of sealant scraper and sealant automatic double surface gluer |
| CN108380455A (en) * | 2018-02-26 | 2018-08-10 | 京东方科技集团股份有限公司 | Scraper device, coating system and its control method |
-
2018
- 2018-08-21 CN CN201810957268.2A patent/CN109037488B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008223311A (en) * | 2007-03-12 | 2008-09-25 | Ihi Corp | Abrasion detection device of cutter bit |
| CN201239704Y (en) * | 2008-07-23 | 2009-05-20 | 比亚迪股份有限公司 | Coating apparatus |
| CN102287199A (en) * | 2011-06-24 | 2011-12-21 | 北京市三一重机有限公司 | Current interruption inductive multistage abrasion detection tool for shield machine |
| CN104646239A (en) * | 2015-02-11 | 2015-05-27 | 华南理工大学 | Coating scraper with automatic abrasion alarming switch |
| CN205254689U (en) * | 2015-09-18 | 2016-05-25 | 武汉东湖学院 | Cutter of real -time supervision degree of wear |
| CN107088505A (en) * | 2017-06-26 | 2017-08-25 | 京东方科技集团股份有限公司 | A kind of sealant scraper and sealant automatic double surface gluer |
| CN108380455A (en) * | 2018-02-26 | 2018-08-10 | 京东方科技集团股份有限公司 | Scraper device, coating system and its control method |
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| Publication number | Publication date |
|---|---|
| CN109037488B (en) | 2021-04-23 |
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