CN109037488A - A kind of scraper device and its detection circuit - Google Patents

A kind of scraper device and its detection circuit Download PDF

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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
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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.)
Granted
Application number
CN201810957268.2A
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Chinese (zh)
Other versions
CN109037488B (en
Inventor
问智博
马玲玲
蒙晓东
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.)
BOE Technology Group Co Ltd
Ordos Yuansheng Optoelectronics Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Ordos Yuansheng Optoelectronics Co Ltd
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Publication date
Application filed by BOE Technology Group Co Ltd, Ordos Yuansheng Optoelectronics Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN201810957268.2A priority Critical patent/CN109037488B/en
Publication of CN109037488A publication Critical patent/CN109037488A/en
Application granted granted Critical
Publication of CN109037488B publication Critical patent/CN109037488B/en
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Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/80Constructional details
    • H10K50/84Passivation; Containers; Encapsulations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02Apparatus 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
    • B05C11/04Apparatus 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02Apparatus 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
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass

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  • 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

A kind of scraper device and its detection circuit
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.
CN201810957268.2A 2018-08-21 2018-08-21 Scraper device and detection circuit thereof Active CN109037488B (en)

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

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Application Number Priority Date Filing Date Title
CN201810957268.2A CN109037488B (en) 2018-08-21 2018-08-21 Scraper device and detection circuit thereof

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CN109037488A true CN109037488A (en) 2018-12-18
CN109037488B CN109037488B (en) 2021-04-23

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Citations (7)

* Cited by examiner, † Cited by third party
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
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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