CN104649574B - A kind of tempering holder of display screen chemically toughened glass and preparation method thereof - Google Patents
A kind of tempering holder of display screen chemically toughened glass and preparation method thereof Download PDFInfo
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- CN104649574B CN104649574B CN201510075424.9A CN201510075424A CN104649574B CN 104649574 B CN104649574 B CN 104649574B CN 201510075424 A CN201510075424 A CN 201510075424A CN 104649574 B CN104649574 B CN 104649574B
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- glass
- tempering
- holder
- display screen
- stainless steel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a kind of tempering holder of display screen chemically toughened glass and preparation method thereof, the tempering holder is the frame body being welded by a plurality of stainless steel steel bar, and resurrection glass fibre silk layer is equipped on the steel bar surface.The tempering holder is in one floor height silica glass silk of existing stainless steel stent surface wrap, prevent glass and stainless steel from contacting, so, iron in stainless steel stent, titanium, nickel, the area that chromium plasma directly contacts glass surface reduces, there is a floor height silica glass silk among display screen glass and stainless steel stent, the two becomes mediate contact, reduce the surface that stainless steel intermediate ion on holder directly penetrates into glass at high temperature, greatly reduce the defect that the chemical tempering of display screen glass generates, improve production efficiency and yield rate, it is beneficial to promote and apply.
Description
Technical field
The present invention relates to glass post-processing fields, more particularly to a kind of tempering holder of display screen chemically toughened glass
And preparation method thereof.
Background technology
Chemically toughened glass is the surface composition for changing glass according to ion diffusion mechanism, i.e. surface layer of glass radius is smaller
Alkali metal ion replaced by the larger alkali metal ion of radius in fused salt, so that glass surface is generated pressure because of volume expansion and answer
Power layer prevents face crack stress from extending, the glass for making mechanical strength improve.Glass has following more excellent after chemical tempering
Different performance：1. high bending strength and impact strength：General bending strength is the 3-5 of simple glass after chemical tempering
Times, impact strength is 5-10 times of simple glass；2. usage safety performance：The resistance to thermal shocks matter of chemically toughened glass is more general
Logical glass has 2-3 times of raising, can generally bear 150 DEG C or more of difference variation, apparent to preventing anti-high and low-temp impact from having
Effect.
Display screen glass refers to the plate glass that thickness is less than 2mm, and preparation method has float glass process, overflow to draw laxative remedy, slit
Draw laxative remedy and secondary drawing etc., the plate glass feature obtained with these methods is to be easy to carry out chemical tempering, makes display screen
The intensity of glass increases, wear-resisting property improves, to improve the service life of display glass.
Display screen will be formed with chemically toughened glass after display screen obtained by the above method glass tempering, advantage
It is that intensity is high, thermal stability is good, good in optical property, glass surface optical property is unaffected after processing, and its product is not by thickness
The limitation of degree and geometry, without the softening transform of physical toughened glass, no self-destruction phenomenon can be cut again after tempering
It cuts, drill, the processing such as grinding and polishing.Ion exchange process can effectively improve the mechanical strength of glass, and it is super to be particularly suitable for enhancing
Thin (thickness be less than 1mm), size be smaller or complex-shaped glassware, therefore can be widely used for the translucency to glass
The more demanding field of energy, surface effect, such as aeronautical glasses, the windshield of advanced car and boat, display glass, by chemistry
Tempering can be effectively prevented the impact of display product screen surface and scratch damage, mitigate the weight of product, extend product
Service life.
However, at present general display screen glass chemistry toughening when for bearing glass holder it is stainless using 0Cr18Ni9
Steel, holder are in direct contact with display screen glass at high temperature, the Fe on holder2+, Fe3+, Ti3+, Ti4+, Cr2+, Cr3+, Cr6+, Ni2 +, Ni3+Plasma and its compound are the metal ion that can be coloured and its compound, glass surface can be attached to as film,
Therefore the defects of making the glass surface after tempering generate watermark, water wave and rust streak, the substance that these are attached to glass surface is general
It can only dissolve in hydrofluoric acid, and be difficult to remove.If these ions and its compound are present in salt bath, tempering holder and fused salt
In, tempering effect can be influenced, it is impossible to meet the requirements of display screen glass.It is mainly the following solution：A. it improves
Salt bath material level, machining accuracy and quality；B. the quality of tempering holder, especially rack surface color, smooth degree are improved
Etc. performances；C. the purity using fused salt is improved, the content of coloring impurity ion is especially controlled.But these types of scheme all can be significantly
Cost investment is improved, is unfavorable for promoting and applying.
Invention content
The purpose of the present invention is being directed to technological deficiency existing in the prior art, display screen can be improved by providing one kind
The tempering holder of the performance indicator of chemically-strengthened glass includes the tempering branch that glass is put for frame being welded by several steel bars
Frame ontology is equipped with resurrection glass fibre silk layer on the steel bar surface of the tempering rack body.
The resurrection glass fibre silk layer is wrapped in the steel bar table by the fine and close seamless unoccupied place of resurrection glass fibre silk
It is formed on face.
The resurrection glass fibre silk layer is made of two layers of resurrection glass fibre silk of internal layer and outer layer.
A diameter of 8-50 μm of the outer layer resurrection glass fibre silk.
A diameter of 5-20 μm of the internal layer resurrection glass fibre silk.
The tempering rack body includes the outer support frame for protective glass and the bottom for being used to support, positioning glass
Portion's braced frame and side supports frame.
A diameter of 10-15mm of the outer support frame.
A diameter of 4-8mm of the bottom support frame and side supports frame.
It is also an object of the present invention to provide a kind of production methods of above-mentioned tempering holder, in existing tempering holder
Steel bar surface is equipped with a floor height silica glass silk layer.
The resurrection glass fibre silk layer is that the fine and close seamless unoccupied place of resurrection glass fibre silk is wrapped in existing tempering
The surface of holder steel bar.
Tempering holder provided by the invention is prevented in one floor height silica glass silk of existing stainless steel stent surface wrap
Only glass and stainless steel contact, in this way, iron, titanium, nickel, chromium plasma directly contact the area of glass surface in stainless steel stent
Reduce, there is a floor height silica glass silk, the two to become mediate contact, subtract among display screen glass and stainless steel stent
Lack the surface that stainless steel intermediate ion on holder directly penetrates into glass at high temperature, greatly reduces the chemistry of display screen glass
The defect that tempering generates, improves production efficiency and yield rate, is beneficial to promote and apply.
Description of the drawings
Fig. 1 show the structural schematic diagram of tempering holder of the present invention；
Fig. 2 is the sectional view of tempering holder of the present invention.
Specific implementation mode
The toughening method technological process of display screen chemically toughened glass of the present invention is：Chunk glass size as required
After carrying out cutting and edging, is cleaned using distilled water, prevent glass surface from speckling with the dirty materials such as dust, be then placed in high temperature
Processing is dried in drying box.Dried display screen is put into chunk glass on ready tempering holder, and is fixed,
It is preheated, while fused salt is heated to tempering required temperature and fused salt is stirred, so that fused salt is sufficiently mixed and be evenly distributed,
When will be preheating to close with exchange temperature (general 360~460 DEG C), immerses in fused salt and carry out together with tempering holder and glass
Chemical tempering processing.After the display screen glass sample that chemical tempering is handled well is cooled to room temperature (20 DEG C or so), again to carrying out
Display screen glass sample after tempering is cleaned up using distilled water, and is put into high temperature drying case and processing is dried, i.e.,
Obtain display screen chemically toughened glass.
Below in conjunction with the drawings and specific embodiments, present disclosure is further illustrated, and the present invention is made further
It illustrates, but these embodiments have any restrictions to the present invention absolutely not.Those skilled in the art are under the enlightenment of this specification to this
Any variation made by inventive embodiments will all belong in the range of claims of the present invention.
The tempering holder of display screen chemically toughened glass provided by the invention is as illustrated in fig. 1 and 2 above-mentioned tempering work
The tempering holder used in skill flow, including tempering rack body 2, the tempering rack body are by more cylindrical stainless steel steel
Item welds the frame body that glass is put for frame to be formed, and frame body includes outer support frame, bottom support frame and side supports frame
Frame；Wherein, outer support frame mainly shields, and bottom support frame and side supports frame mainly play support, positioning
Effect, can determine according to the specification of glass；Outer support frame uses the stainless steel steel bar of a diameter of 10-15mm, bottom branch
Support frame frame and side supports frame use the stainless steel steel bar of a diameter of 4-8mm, and material selects 0Cr18Ni9 stainless steels or more
High-grade stainless steel.One layer of densification seamless resurrection glass fibre silk (purchase is wound on the steel bar of tempering rack body 2
From Shaanxi Ward glass fiber material Group Co., Ltd, model BCT, SiO2Content >=96%), in tempering rack body surface shape
At resurrection glass fibre silk layer 1, with the contact of isolation glass 3 and tempering rack body.The tempering holder is by a plurality of
0Cr18Ni9 stainless steel steel bars strictly weld to be formed, then polished processing, ensure the smooth of each position of tempering rack body, avoid
Due to tempering rack body rough surface, glass surface is scratched in tempering, weakens glass properties, reduces tempering efficiency, simultaneously
Also it avoids damaging resurrection glass fibre silk when winding resurrection glass fibre silk；Then resurrection glass fibre silk 1 is closely knit
Seamless unoccupied place is wrapped on the steel bar surface of tempering rack body, and maximum possible reduces tempering rack body and contacted with glass 3.This
Invention selects the reason of resurrection glass fibre silk to have at following 4 points：1. resurrection glass fibre silk will not be with display screen glass
Blank and tempering rack body and fused salt chemically react, and do not influence the performance of the above three；2. resurrection glass fibre
Silk is not bound to the surface of display screen chunk glass；3. resurrection glass fibre silk fusing point is higher than the fused salt of melting, in chemistry
It will not be melted in fused salt when tempering；4. raw material cost is low for resurrection glass fibre silk, replaces and be easy.Resurrection glass fibre
Silk is sintered pyroceram of the dioxide-containing silica 95% or more obtained by sodium borosilicate glass fibre after acid extraction
Fiber.This floor height silica glass silk is wrapped in the steel bar table that can be contacted with chunk glass with display screen in tempering rack body
Face, so that display screen is used has resurrection glass fibre silk as barrier among chunk glass and stainless steel tempering rack body, do not send out
Life is in direct contact, but mediate contact, in this way, iron, titanium, nickel, chromium plasma will not directly connect in stainless steel tempering rack body
It contacts the display screen chunk glass surface for wanting tempering, reduces the stainless steel intermediate ion of tempering rack body directly at high temperature
The surface for penetrating into display screen chunk glass reduces the defect ion and its compound on display screen chunk glass surface
(defect ion and its compound are the metal ion for referring to that display screen chunk glass surface is made to colour and its compound)
Content, therefore the defects of so that the glass surface after tempering is not generated watermark, water wave and rust streak, improve production efficiency, be beneficial to
It promotes and applies.
When making the tempering holder of the present invention：1. it is fine to wind the double-deck vagcor on existing tempering rack body
Silk is tieed up, as shown in Fig. 2, 4 be outer layer resurrection glass fibre silk, 5 be internal layer resurrection glass fibre silk, and 2 be tempering holder sheet
Body.The ability of coloring ion increases one times on resurrection glass fibre silk absorption tempering rack body in this way, replaces high silica
The period of glass fiber also increases, and can further decrease tempering cost；2. using Double wound mode, high silica glass is replaced
When glass filament, outer layer resurrection glass fibre silk can be only replaced, can ensure that glass is not contaminated, not increase also
Replace the labor intensity of resurrection glass fibre silk；3. a diameter of 8-50 μm of resurrection glass fibre silk outer layer, internal layer it is straight
Diameter is 5-20 μm, and thickness is suitable, slightly is then not easy to be wound on holder excessively, and winding work amount can be increased by crossing detailed rules and regulations, be taken time and effort.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (4)
1. a kind of tempering holder of display screen chemically toughened glass includes putting glass for frame by what several steel bars were welded
The tempering rack body of glass, which is characterized in that be equipped with resurrection glass fibre silk on the steel bar surface of the tempering rack body
Layer, the tempering rack body include the outer support frame for protective glass and the bottom branch for being used to support, positioning glass
Support frame frame and side supports frame；
The resurrection glass fibre silk layer is wrapped in by the fine and close seamless unoccupied place of resurrection glass fibre silk on the steel bar surface
It is formed；
The resurrection glass fibre silk layer is made of two layers of resurrection glass fibre silk of internal layer and outer layer；The outer floor height silica
A diameter of 8-50 μm of glass fiber, a diameter of 5-20 μm of the internal layer resurrection glass fibre silk.
2. tempering holder according to claim 1, which is characterized in that a diameter of 10-15mm of the outer support frame.
3. tempering holder according to claim 1, which is characterized in that the bottom support frame and side supports frame
A diameter of 4-8mm.
4. a kind of production method of any tempering holders of claim 1-3, which is characterized in that in the steel bar table of existing tempering holder
Face is equipped with a floor height silica glass silk layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075424.9A CN104649574B (en) | 2015-02-12 | 2015-02-12 | A kind of tempering holder of display screen chemically toughened glass and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075424.9A CN104649574B (en) | 2015-02-12 | 2015-02-12 | A kind of tempering holder of display screen chemically toughened glass and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104649574A CN104649574A (en) | 2015-05-27 |
| CN104649574B true CN104649574B (en) | 2018-08-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793700B (en) * | 2018-08-15 | 2021-06-29 | 蓝思科技（长沙）有限公司 | Tempering clamp and rack thereof |
| CN113772964B (en) * | 2021-09-22 | 2023-08-01 | 万津实业(赤壁)有限公司 | Glass tempering method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641045Y (en) * | 2003-07-28 | 2004-09-15 | 上海耀江实业有限公司 | Mould frame for loading toughened glass |
| CN104276746A (en) * | 2013-07-11 | 2015-01-14 | 上海和辉光电有限公司 | Glass supporting frame for chemical toughening furnace |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR0315611A (en) * | 2002-10-21 | 2005-08-23 | Nippon Sheet Glass Co Ltd | Method and apparatus for producing curved tempered glass sheets |
| CN203451355U (en) * | 2013-08-15 | 2014-02-26 | 芜湖长信科技股份有限公司 | Special inserting frame for tempering of large-size glass |
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2015
- 2015-02-12 CN CN201510075424.9A patent/CN104649574B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641045Y (en) * | 2003-07-28 | 2004-09-15 | 上海耀江实业有限公司 | Mould frame for loading toughened glass |
| CN104276746A (en) * | 2013-07-11 | 2015-01-14 | 上海和辉光电有限公司 | Glass supporting frame for chemical toughening furnace |
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| CN104649574A (en) | 2015-05-27 |
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Address after: Hebei Street West Harbor area, 066004 Hebei city of Qinhuangdao province No. 91 Applicant after: Qinhuangdao glass industry research and Design Institute Co., Ltd. Address before: Hebei Street West Harbor area, 066004 Hebei city of Qinhuangdao province No. 91 Applicant before: Qinhuangdao Glass Industry Research and Design Inst. |
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