CN202497309U - Welding mask provided with flexible liquid crystal display screen - Google Patents
Welding mask provided with flexible liquid crystal display screen Download PDFInfo
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- CN202497309U CN202497309U CN2012200361627U CN201220036162U CN202497309U CN 202497309 U CN202497309 U CN 202497309U CN 2012200361627 U CN2012200361627 U CN 2012200361627U CN 201220036162 U CN201220036162 U CN 201220036162U CN 202497309 U CN202497309 U CN 202497309U
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- liquid crystal
- base material
- conductive base
- compliant conductive
- flexible liquid
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Abstract
The utility model provides a welding mask provided with a flexible liquid crystal display screen. The welding mask comprises a flexible liquid crystal display screen, a main body and a light perception receiver. The flexible liquid crystal display screen is arranged on the main body. The main body is connected with the light perception receiver. The flexible liquid crystal display screen is a curved surface. According to the utility model, the display effect of the welding mask provided with the flexible liquid crystal display screen is same as that of the existing glass liquid crystal display screen, however, the overall welding mask is lighter and thinner and the liquid crystal display screen does not break after drop-shock. In addition, according to the utility model, the display of the welding mask of the welding mask provided with the flexible liquid crystal display screen can be set to be a curve surface according to the design need, thus the structure is reasonable.
Description
Technical field
This utility model relates to a kind of electric welder's helmet, relates in particular to a kind of electric welder's helmet that is provided with the flexible liquid crystal screen.
Background technology
Electric welder's helmet divides two kinds of immutable bright finish cover and light-operated face shields.Immutable bright finish cover is traditional face shield, and it is that a dark filter glass is installed on face shield, during electric welding; Eyeglass filters infrared ray and ultraviolet and high light, and the protection eyes preserve from, owing to eyeglass can not light modulation; To often eyeglass be removed eyes in the use; Check the welding position, cover eyes, inconvenient operation during electric welding again; Light-operated electric welder's helmet is that liquid crystal lens and light sensation control circuit are installed on face shield, and during electric welding, the light sensation circuit receives arc light; Open the liquid crystal display screen drive circuit; Make liquid crystal display screen moment by bright deepening, stop infrared ray, ultraviolet and high light, the protection eyes do not receive the damage of light.And not producing high light when not welding, liquid crystal display screen recovers bright attitude again, can check the welding position.Light-operated electric welder's helmet is progressively substituting immutable bright finish cover, forms main product.The liquid crystal display screen that light-operated electric welder's helmet uses is that glass baseplate is made, and weight is big, wears uncomfortablely, breaks easily.
The utility model content
In order to overcome the deficiency of above-mentioned prior art; This utility model provides a kind of electric welder's helmet that is provided with the flexible liquid crystal screen; Comprise flexible liquid crystal screen, main body and light sensation receptor, said flexible liquid crystal screen is arranged at main body, and main body is connected in the light sensation receptor.
Further being improved to of this utility model, said flexible liquid crystal screen is curved surface.
Further being improved to of this utility model; Said flexible liquid crystal screen is made up of the flexible liquid crystal display liquid crystal cell; The flexible liquid crystal display liquid crystal cell comprise the compliant conductive base material, down the compliant conductive base material, down the PS support column, go up PI film, PI film, liquid crystal and frame adhesive down, last compliant conductive base material comprises polaroid, goes up silicon dioxide layer and goes up the ITO film, last polaroid, upward silicon dioxide layer reaches upward that the ITO film sets gradually; Following compliant conductive base material comprises that polaroid, following silicon dioxide layer reach ITO film down down; The ITO film set gradually under following polaroid, following silicon dioxide layer reached, and last compliant conductive base material, following compliant conductive base material and frame adhesive are fitted and sealed the airtight inner chamber of formation, and liquid crystal is filled in the airtight inner chamber; Following PS support column and liquid crystal are arranged between compliant conductive base material and the following compliant conductive base material; Following PS support column is connected in down the compliant conductive base material, and following PI film is covered in said PS support column down and reaches compliant conductive base material down, and the said PI film of going up is covered in the compliant conductive base material.
Further being improved to of this utility model, said PS support column down adopts epoxide resin material.
Further being improved to of this utility model, said PS support column is down formed by liquid-solidization of epoxy resin.
Further being improved to of this utility model, the height of said PS support column down is less than 4 microns.
The pitch p of liquid crystal molecule satisfies the relation of following formula with respect to light wavelength λ in further being improved to of this utility model, said liquid crystal cell:
p>4d，p>λ/Δn，Δn=?n
e-n
o
D is a liquid crystal layer box thickness, n
oBe ordinary refraction index, n
eBe the extraordinary ray refractive index, Δ n is the refractive index anisotropy.
Further being improved to of this utility model, said upward PI film reach down, and the PI film is formed by PI liquid hot setting.
Further being improved to of this utility model, the solidification temperature of said PI liquid are less than or equal to 100 ℃.
Compared to prior art, the display effect of the electric welder's helmet that is provided with flexible liquid crystal screen of this utility model is identical with existing glass liquid crystal display screen, but integral body gentlier, more approach, liquid crystal display screen can not break behind the dropping shock.And the electric welder's helmet that is provided with the flexible liquid crystal screen of this utility model can be set to curved surface according to the display of design demand electric welder's helmet, and structure is more reasonable.
Description of drawings
Fig. 1 is the structural representation that this utility model is provided with the electric welder's helmet of flexible liquid crystal screen.
Fig. 2 is the structural representation of this utility model flexible liquid crystal display liquid crystal cell.
Fig. 3 is this utility model flexible liquid crystal display forming liquid crystal box method flow diagram.
Fig. 4 is the processing technology flow chart of PS support column under this utility model.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment this utility model is further specified.
See also Fig. 1, this utility model provides a kind of electric welder's helmet that is provided with the flexible liquid crystal screen, comprises flexible liquid crystal screen 1, main body 3 and light sensation receptor 5.Flexible liquid crystal screen 1 is arranged at main body 3, and main body 3 is connected in light sensation receptor 5.In the present embodiment, flexible liquid crystal screen 1 is a curved surface.Flexible liquid crystal is shielded 1 inlay card in main body 3.
The electric welder's helmet that is provided with the flexible liquid crystal screen of this utility model uses flexible liquid crystal screen 1 to substitute original vitreous humour crystal display, and on the basis of existing electric welder's helmet characteristic, flexible liquid crystal screen 1 can be easy to make curved surface.The base material that the electric welder's helmet that is provided with flexible liquid crystal screen of this utility model uses is the polaroid material, ito glass liquid crystal display relatively, and its weight saving is more than 90%, and fixing simple with panel.
See also Fig. 2 to Fig. 4; Flexible liquid crystal screen 1 is made up of flexible liquid crystal display liquid crystal cell 10; Flexible liquid crystal display liquid crystal cell 10 comprises compliant conductive base material 11, following compliant conductive base material 12, following PS (photoresist spacer; The photonasty clearance material) support column 15, last PI film 16 (polyimide, polyimides), following PI film 17, liquid crystal 19 and frame adhesive 20.
Last compliant conductive base material 11 comprises polaroid 111, goes up silicon dioxide layer 113 and goes up ITO film 115, last polaroid 111, go up silicon dioxide layer 113 and upward ITO film 115 set gradually.Following compliant conductive base material 12 comprises down polaroid 121, silicon dioxide layer 123 and ITO film 125 down down, following polaroid 121, down silicon dioxide layer 123 and down ITO film 125 set gradually.In the present embodiment; Last polaroid 111 reaches down, and polaroid 121 adopts polaroid of the prior art; Last polaroid 111 reaches down, and polaroid 121 is equipped with two TAC films 300 (Triafol T; Triacetyl Cellulose) and be arranged at two PVA films 310 (polyvinyl alcohol, polyvinyl alcohol) between the TAC film 300.
Last compliant conductive base material 11, liquid crystal 19, compliant conductive base material 12 sets gradually from the bottom to top down.Last compliant conductive base material 11, compliant conductive base material 12 adopts frame adhesive 20 to be bonded with each other down.Last compliant conductive base material 11, the sealing of fitting of compliant conductive base material 12 and frame adhesive 20 forms airtight inner chamber down, and liquid crystal 19 is filled in the airtight inner chamber.Following PS support column 15 and liquid crystal 19 are arranged between compliant conductive base material 11 and the following compliant conductive base material 12.Following PS support column 15 is connected in down compliant conductive base material 12.
In the present embodiment, following PS support column 15 adopts epoxide resin material.Following PS support column 15 is formed by liquid-solidization of epoxy resin.The following PS support column 15 of following compliant conductive base material 12 is the cylinder of 8 microns to 15 microns of diameters.
Following PI film 17 is covered in said PS support column down 15 and reaches compliant conductive base material 12 down, and the said PI film 16 of going up is covered in compliant conductive base material 11.Last PI film 16 reaches down, and PI film 17 is formed by PI liquid hot setting.
After liquid crystal 19 charged into, liquid crystal molecule presented continuous 90 degree distortion configurations in flexible liquid crystal display liquid crystal cell 10.The pitch p of the liquid crystal molecule in the said flexible liquid crystal display liquid crystal cell 10 satisfies the relation of following formula with respect to light wavelength λ:
p>4d，p>λ/Δn，Δn=?n
e-n
o
D is a thickness of liquid crystal layer, n
oBe ordinary refraction index, n
eBe the extraordinary ray refractive index, Δ n is the refractive index anisotropy.
10 one-tenth cassette methods of a kind of flexible liquid crystal display liquid crystal cell of this utility model embodiment one may further comprise the steps:
The ITO graphic making is got polaroid 111 respectively, down polaroid 121 is as base material, respectively sputter silicon dioxide layer (SiO on last polaroid 111, time polaroid 121 surfaces
2), plate one deck ITO film (Indium-Tin Oxide, tin indium oxide) again and reach compliant conductive base material 12 down to make compliant conductive base material 11.Last compliant conductive base material 11 comprises polaroid 111, upward silicon dioxide layer 113 reaches and goes up ITO film 115, ITO film 125 under polaroid 121, following silicon dioxide layer 123 reached under following compliant conductive base material 12 comprised.Compliant conductive base material 12 both can substitute the glass baseplate of former liquid crystal display under last compliant conductive base material 11 reached, and can play the effect of polaroid again., last compliant conductive base material 11 on the compliant conductive base material 12, makes ITO figure down under reaching through the following ITO film 125 that exposure technique is made ITO figure, infra compliant conductive base material 12 at the ITO of last compliant conductive base material 11 film.The exposure technique that adopts is identical with existing exposure technique, comprise the coated feel optical cement, through the exposure of mask plate selectivity, develop, on base material, form and processes such as the on all four photoresist figure of mask plate figure, harsh, cleaning, repeat no more at this.
The PS support column is provided with, and the following ITO film 125 of infra compliant conductive base material 12 is made down PS support column 15, and following PS support column 15 is connected in down the following ITO film 125 of compliant conductive base material 12.In the present embodiment, the following PS support column 15 of following compliant conductive base material 12 is the cylinder of 8 microns to 15 microns of diameters.
PI (polyimide; Polyimides) film applies;, ITO figure on the last compliant conductive base material 11 applies PI liquid (polyimide respectively on the following ITO figure of compliant conductive base material 12 under reaching; Polyimides), reach down PI film 17 by the certain orientation friction with the last PI film 16 that forms directed usefulness with flannelette respectively behind PI liquid (polyimide, the polyimides) hot setting.The solidification temperature of PI liquid is less than or equal to 100 ℃.Last PI film 16 reaches down, and PI film 17 is used for making the liquid crystal 19 of flexible liquid crystal display liquid crystal cell 10 to reach the specific direction orientations in PI film 17 edges down at last PI film 16.Coating is identical with existing technology with rubbing method, and rubbing angle requires and go up compliant conductive base material 11 according to product design, the polarization direction of compliant conductive base material 12 is provided with down.
Become box, will go up compliant conductive base material 11, compliant conductive base material 12 is laminated and processes sylphon down.Get compliant conductive base material 11 and stamp sealing epoxy resin glue as frame adhesive 20, adopt seal ITO electrode conduction point glue on the silk screen process mode infra compliant conductive base material 12 equally with the silk screen process mode.To go up compliant conductive base material 11, down compliant conductive base material 12 is fitted and frame adhesive 20 is solidified to process sylphon.Alignment mark is set during applying, can be during curing, compliant conductive base material 12 is exerted pressure so that flexible liquid crystal display liquid crystal cell 10 thickness keep evenly down to last compliant conductive base material 11.Through behind the hot setting, the consistency of thickness of flexible liquid crystal display liquid crystal cell 10, last compliant conductive base material 11, the gap variation can not take place in compliant conductive base material 12 down.
The cutting of flexible liquid crystal display liquid crystal cell 10 adopts shearing or die-cut mode that flexible liquid crystal display liquid crystal cell 10 is cut into unit box to flexible liquid crystal display liquid crystal cell 10.Because last compliant conductive base material 11, compliant conductive base material 12 is flexible materials down, thereby can uses and shear or die-cut mode is once accomplished, that omits former technology cuts, splits twice action.The cutting of electrode one side small pieces needs the control cutting knife degree of depth, can not injure the electrode on the sheet.
Perfusion is with the unit box evacuation, from the perfusing hole perfusion liquid crystal 19 of unit box.
Seal, perfusing hole is sealed with ultraviolet curing glue.
Estimate or/and electrical measurement is checked the outward appearance and the display graphics of product through light platform and electrical measurement machine.
Because last compliant conductive base material 11 be flexible parent metal, be difficult for fixingly, be provided with at ITO graphic making, PS support column, the PI film applies, in the one-tenth box step, will go up compliant conductive base material 11 usefulness adhesive tapes and be fixed on glass plate and process.
The processing technology of following PS support column 15 may further comprise the steps:
Frictioning is evenly scraped completely whole following compliant conductive base material 12 with glue scraping plate with epoxy resin liquid.It is understandable that, can be through surperficial gap of glue scraping plate and following compliant conductive base material 12 and glue scraping plate translational speed being set to obtain the thickness and the uniformity of required epoxy resin liquid.
Spin coating will have the following compliant conductive base material 12 of epoxy resin liquid to be placed on the spin coater, 12 PS films that form consistency of thickness of compliant conductive base material 12 and high speed rotating infra compliant conductive base material thereby vac sorb is stayed.The rotating speed of high speed rotating is greater than 600 circle per minutes.The controllable film thickness of PS film is built in below 4 microns.
Preliminary drying so that the solvent evaporates in the epoxy resin liquid is fallen, covers together the face of PS film and following compliant conductive base material 12.The preliminary drying temperature is lower than 100 degree.
Exposure, design, is transferred to down the dot pattern on the mask plate on the compliant conductive base material 12 through ultraviolet exposure by the dot pattern equidistant, that diameter is consistent on the mask plate.Epoxy resin liquid is sensitive material, receive the radiation of ultraviolet after, it is crosslinked that molecule takes place, and becomes soluble substance.
Develop, removed by the radiating part of ultraviolet, the epoxy resin solid conduct of infra compliant conductive base material 12 surperficial upward formation equal altitudes, column is PS support column 15 down through developer solution.Because the film thickness monitoring of PS film is below 4 microns, thereby the height of the following PS support column 15 that forms after the sensitization of PS film is also less than 4 microns.Following PS support column 15 replaces the resin sphere of powder in flexible liquid crystal display liquid crystal cell 10, play the thick supporting role of box.
Clean, clean the developer solution and the dissolved sensitive material of compliant conductive base material 12 remained on surface down with DI water.
Curing will descend compliant conductive base material 12 and the moisture in the epoxy resin to dry through high temperature, the adhesive strength of compliant conductive base material 12 and epoxy resin under improving simultaneously.
The display effect of the electric welder's helmet that is provided with flexible liquid crystal screen 1 of this utility model is identical with existing glass liquid crystal display screen, but integral body gentlier, more approach, liquid crystal display screen can not break behind the dropping shock.And the electric welder's helmet that is provided with flexible liquid crystal screen 1 of this utility model can be set to curved surface according to the display of design demand electric welder's helmet, and structure is more reasonable.Simultaneously, this utility model adopts and is arranged at down the resin sphere of powder that PS support column 15 replaces in original flexible liquid crystal display liquid crystal cell 10, plays the thick supporting role of box.Again can be firm under the thick situation of thin box with substrate bonding, can not produce vibration, the result then can not produce the noise of liquid crystal display screen.Remove glass baseplate, directly use the polaroid material to make liquid crystal display as flexible parent metal.Realize that on the basis of former liquid crystal display characteristic curved surface shows, gross thickness≤0.8mm, weight are lighter, the screen shock resistance.With the flexible liquid crystal display that flexible parent metal supports, clear picture, screen bending, integral thickness arbitrarily can be controlled in below the 0.8mm.Owing to remove layer glass substrate in original liquid crystal display, the optical transmittance of flexible liquid crystal screen 1 improves more than 1% than glass substrate liquid crystal display at least, guarantees the further raising of figure contrast.
Above content is the further explain that combines concrete preferred implementation that this utility model is done, and can not assert that the practical implementation of this utility model is confined to these explanations.For the those of ordinary skill of technical field under this utility model, under the prerequisite that does not break away from this utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of this utility model.
Claims (9)
1. one kind is provided with the electric welder's helmet that flexible liquid crystal is shielded, and it is characterized in that: comprise flexible liquid crystal screen, main body and light sensation receptor, said flexible liquid crystal screen is arranged at main body, and main body is connected in the light sensation receptor.
2. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 1, it is characterized in that: said flexible liquid crystal screen is curved surface.
3. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 1; It is characterized in that: said flexible liquid crystal screen is made up of the flexible liquid crystal display liquid crystal cell; The flexible liquid crystal display liquid crystal cell comprises compliant conductive base material, following compliant conductive base material, following PS support column, goes up PI film, following PI film, liquid crystal and frame adhesive; Last compliant conductive base material comprises polaroid, goes up silicon dioxide layer and goes up the ITO film; Last polaroid, go up silicon dioxide layer and go up the ITO film and set gradually, following compliant conductive base material comprises down polaroid, silicon dioxide layer and ITO film down down, following polaroid, down silicon dioxide layer and down the ITO film set gradually; Last compliant conductive base material, following compliant conductive base material and frame adhesive are fitted to seal and are formed airtight inner chamber; Liquid crystal is filled in the airtight inner chamber, and following PS support column and liquid crystal are arranged between compliant conductive base material and the following compliant conductive base material, and following PS support column is connected in down the compliant conductive base material; Following PI film is covered in said PS support column down and reaches compliant conductive base material down, and the said PI film of going up is covered in the compliant conductive base material.
4. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 3, it is characterized in that: said PS support column down adopts epoxide resin material.
5. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 3, it is characterized in that: said PS support column is down formed by liquid-solidization of epoxy resin.
6. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 3, it is characterized in that: the height of said PS support column down is less than 4 microns.
7. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 3, it is characterized in that: the pitch p of liquid crystal molecule satisfies the relation of following formula with respect to light wavelength λ in the said liquid crystal cell:
p>4d，p>λ/Δn，Δn=?n
e-n
o
D is a liquid crystal layer box thickness, n
oBe ordinary refraction index, n
eBe the extraordinary ray refractive index, Δ n is the refractive index anisotropy.
8. according to the said electric welder's helmet that is provided with the flexible liquid crystal screen of claim 3, it is characterized in that: said last PI film and following PI film are formed by PI liquid hot setting.
9. the said according to Claim 8 electric welder's helmet that is provided with the flexible liquid crystal screen, it is characterized in that: the solidification temperature of said PI liquid is less than or equal to 100 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200361627U CN202497309U (en) | 2012-02-06 | 2012-02-06 | Welding mask provided with flexible liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200361627U CN202497309U (en) | 2012-02-06 | 2012-02-06 | Welding mask provided with flexible liquid crystal display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202497309U true CN202497309U (en) | 2012-10-24 |
Family
ID=47033942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200361627U Expired - Fee Related CN202497309U (en) | 2012-02-06 | 2012-02-06 | Welding mask provided with flexible liquid crystal display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202497309U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016037544A1 (en) * | 2014-09-09 | 2016-03-17 | 泰克曼(南京)电子有限公司 | Auto-darkening welding mask having curved liquid crystal panel |
| CN105877800A (en) * | 2015-02-12 | 2016-08-24 | 柯惠Lp公司 | Display screen for medical device |
-
2012
- 2012-02-06 CN CN2012200361627U patent/CN202497309U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016037544A1 (en) * | 2014-09-09 | 2016-03-17 | 泰克曼(南京)电子有限公司 | Auto-darkening welding mask having curved liquid crystal panel |
| CN105455947A (en) * | 2014-09-09 | 2016-04-06 | 泰克曼(南京)电子有限公司 | Automatic light-changing welding mask with arc-shaped liquid crystal display panel |
| CN105877800A (en) * | 2015-02-12 | 2016-08-24 | 柯惠Lp公司 | Display screen for medical device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20190206 |