CN109354392A - A kind of bend glass and preparation method thereof - Google Patents
A kind of bend glass and preparation method thereof Download PDFInfo
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- CN109354392A CN109354392A CN201811373437.4A CN201811373437A CN109354392A CN 109354392 A CN109354392 A CN 109354392A CN 201811373437 A CN201811373437 A CN 201811373437A CN 109354392 A CN109354392 A CN 109354392A
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- Prior art keywords
- mold
- glass
- bend glass
- bend
- preparation
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
- C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
- C03B23/0357—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by suction without blowing, e.g. with vacuum or by venturi effect
Abstract
, the preparation of mold the present invention discloses a kind of preparation method of bend glass, comprising the following steps: (1)；(2), mold and glass baseplate are put into forming furnace jointly, and after being heated to Glass Transition, mold is vacuumized, and the glass baseplate after softening is adsorbed in the forming surface in mold and forms, and form glass shell；(3), mold, cooling are taken out, until taking out glass shell after being cooled to room temperature and obtaining bend glass semi-finished product, the surface of bend glass semi-finished product forms coarse；(4), bend glass semi-finished product are placed in etching groove after etched modification, obtain bend glass, by adopting the above technical scheme, a kind of bend glass with rough surface is prepared in the present invention, and the roughness of rough surface is adjustable, technical solution disclosed by the invention can not only realize the production of bend glass, and roughness is controllable, and can safely, effectively, do not damage glass performance in the case of, make bend glass.
Description
Technical field
The present invention relates to the preparations of bend glass more particularly to a kind of bend glass and preparation method thereof.
Background technique
With commercialized diversity, need to meet commercially use various types of glass, such as with the song of rough surface
Surface glass.
In the prior art, relatively simple roughening is mostly used about the preparation process of the bend glass with rough surface
Treatment process carries out coarse processing, the processing method of the prior art and bring negative effect is as follows therewith: one, using
Spraying method: after liquid medicine is sprayed into glass surface, carrying out high temperature baking, makes rough surface, but is prepared into using the technology
The bend glass durability arrived is not good enough；Two, using sandblasting mode: tiny gravel bombardment to glass surface being formed concave-convex coarse
Face is still easily destroyed the structure of glass surface using the technology, strength of glass is caused to reduce；Three, using etching paste wire mark:
By etching paste with ink mode of printing even spread to glass surface, but the technology is used, because etching paste has corrosivity, in turn
Shorten the service life of etching machine；Four, using etching groove immersion treatment mode: glass being put into etching groove, to impregnate or spray
The mode of spilling is etched into rough surface, but uses the technical solution, has the danger for the corrosion that is corroded.
Meanwhile bend glass is prepared by above-mentioned existing roughening operation, quotient is not only unable to satisfy in performance
Industry multipurpose demand, such as diversity requirements of coarse surface roughness, and preparation process also falls behind relatively.
Therefore it provides a kind of roughening treatment technique of economic, efficient bend glass, is used to prepare to obtain functional
Bend glass, for improve bend glass production it is significant.
Summary of the invention
Technical problem to be solved by the present invention lies in: a kind of preparation method of bend glass is provided, and passes through the system
The bend glass that Preparation Method is prepared, what the roughening treatment technique to solve bend glass in the prior art fell behind lacks
It falls into.
The present invention is to solve above-mentioned technical problem by the following technical programs:
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold；
(2), glass baseplate is placed into step (1) to be prepared in mold, mold and glass baseplate are put into jointly
In type furnace, after being heated to Glass Transition, after keeping the temperature 35-45min, mold is vacuumized, forms vacuum, the glass after softening in mold
Glass substrate is adsorbed in the forming surface in mold and forms, and forms glass shell, controls adsorption time 3-5min；
(3), mold is taken out from forming furnace, mold gradually cools down with the glass shell in mold, until being cooled to room temperature
Afterwards, it takes out glass shell and obtains bend glass semi-finished product, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 6-15min, obtain bend glass.
Preferably, in the step (1) mold the production method is as follows: use porosity temperature-resistant material for substrate, according to
The production method of mold makes mold, and Mold Making is finished, is roughened, and forms rough surface.
Preferably, using porosity temperature-resistant material as base, by the hole for the mold that roughening treatment is prepared
For 0.2-2000nm.
Preferably, the hole of the mold is 1000nm.
Preferably, the indeformable operating temperature of the heatproof of the mold is 650-1600 DEG C.
Preferably, the indeformable operating temperature of the heatproof of the mold is 1200 DEG C.
Preferably, the porosity temperature-resistant material select hexagonal boron nitride, silica, aluminium oxide, in hexagonal crystal system layer carbon
Any or two or more material.
Meanwhile the invention also discloses the bend glasses that the preparation method using above-mentioned bend glass is prepared, including
Bend glass ontology and the rough surface on glass curve glass body.
Preferably, the rough surface is located at the top surface or bottom surface of bend glass.
Preferably, the Ra value of the rough surface is 0.05-3 μm.
The present invention has the advantage that compared with prior art
The present invention discloses a kind of bend glass and preparation method thereof, manufactures to obtain mould using porosity temperature-resistant material by
Tool, and coarse processing is carried out to mold, make mold that there is rough surface, the bend glass that the mold of rough surface is produced half
Finished product carries out skin patching in the way of etching, and then obtains the bend glass for meeting regulation rough surface.
The present invention uses above-mentioned preparation process, and the bend glass that even roughness surface can not only successfully be prepared produces
Product, meanwhile, can modify in preparation process improves surface roughness to meet particular demands, and the bend glass being prepared has
Good touch feeling.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of mean camber glass of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of mold in the embodiment of the present invention.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold 101:
Wherein, mold 101 the production method is as follows: use aluminium oxide for substrate.It is made according to the production method of mold 101
Mold 101, the production of mold 101 are finished, are roughened, and rough surface are formed, specifically, after roughening treatment
Mold 101,101 surface of mold have hole, and the size of hole is 1000nm, and the top of mold 101 opens up placement glass baseplate
Holding tank 102, the structure of mold 101 is as shown in Figure 1；
Using above-mentioned preparation method, the mold 101 being prepared keeps high temperature resistant indeformable under the conditions of 650 DEG C.
(2), glass baseplate is placed into step (1) to be prepared in mold 101, specifically, being placed into holding tank 102
In, mold 101 and glass baseplate are put into forming furnace jointly, after being heated to Glass Transition, after keeping the temperature 45min, by mold 101
It vacuumizes, after forming vacuum in mold 101, is formed in the forming surface that the glass baseplate after softening is adsorbed in mold 101, formed
Glass shell controls adsorption time 5min, and in 101 vacuum of mold, the pressure in mold 101 is 0.05MPa.
(3), mold 101 is taken out from forming furnace, mold 101 gradually cools down with the glass shell in mold 101, until cold
But bend glass semi-finished product are obtained to after room temperature, taking out glass shell, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 6min, obtain bend glass 2；
Specifically, the roughness on 2 surface of bend glass is chemically treated by the etching operation in step (4),
And then the roughness on 2 surface of Control curve glass.
By the above method, bottom surface is prepared with rough surface 201, the smooth bend glass 2 in top surface, bend glass 2
For structure as shown in Fig. 2, specifically, the Ra value of rough surface 201 is 3 μm, the Ra value of shiny surface is 0.05 μm.
Embodiment 2
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold 101:
Wherein, mold 101 the production method is as follows: use hexagonal boron nitride, silica for substrate, specifically, six sides
Boron nitride, silica are according to the ratio that mass ratio is 2:1 as substrate.Mold 101 is made according to the production method of mold 101,
The production of mold 101 finishes, and is roughened, and rough surface 201 is formed, specifically, the mold after roughening treatment
101,101 surface of mold has hole, and the size of hole is 0.2nm, and the top of mold 101 opens up the receiving for placing glass baseplate
The structure of slot 102, mold 101 is as shown in Figure 1；
Using above-mentioned preparation method, the mold 101 being prepared keeps high temperature resistant indeformable under the conditions of 1100 DEG C.
(2), glass baseplate is placed into step (1) to be prepared in mold 101, specifically, being placed into holding tank 102
In, mold 101 and glass baseplate are put into forming furnace jointly, after being heated to Glass Transition, after keeping the temperature 35min, by mold 101
It vacuumizes, after forming vacuum in mold 101, is formed in the forming surface that the glass baseplate after softening is adsorbed in mold 101, formed
Glass shell controls adsorption time 3min, and in 101 vacuum of mold, the pressure in mold 101 is 0.05MPa.
(3), mold 101 is taken out from forming furnace, mold 101 gradually cools down with the glass shell in mold 101, until cold
But bend glass semi-finished product are obtained to after room temperature, taking out glass shell, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 6min, obtain bend glass 2.
By the above method, bottom surface is prepared with rough surface 201, the smooth bend glass 2 in top surface, specifically,
The Ra value of rough surface 201 is 1.5 μm, and the Ra value of shiny surface is 0.05 μm.
Embodiment 3
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold 101:
Wherein, mold 101 the production method is as follows: use hexagonal boron nitride, silica, aluminium oxide for substrate.It is specific and
Speech, hexagonal boron nitride, silica, aluminium oxide are according to mass ratio are as follows: the addition proportion of 1:1.05:1 is used as substrate.According to mold
101 production method makes mold 101, and the production of mold 101 is finished, is roughened, and forms rough surface 201, it is specific and
Speech, the mold 101 after roughening treatment, 101 surface of mold have hole, and the size of hole is 0.2nm, mold 101
Top opens up the holding tank 102 for placing glass baseplate, and the structure of mold 101 is as shown in Figure 1；
Using above-mentioned preparation method, the mold 101 being prepared keeps high temperature resistant indeformable under the conditions of 1600 DEG C.
(2), glass baseplate is placed into step (1) to be prepared in mold 101, specifically, being placed into holding tank 102
In, mold 101 and glass baseplate are put into forming furnace jointly, after being heated to Glass Transition, after keeping the temperature 40min, by mold 101
It vacuumizes, after forming vacuum in mold 101, is formed in the forming surface that the glass baseplate after softening is adsorbed in mold 101, formed
Glass shell controls adsorption time 4min, and in 101 vacuum of mold, the pressure in mold 101 is 0.05MPa.
(3), mold 101 is taken out from forming furnace, mold 101 gradually cools down with the glass shell in mold 101, until cold
But bend glass semi-finished product are obtained to after room temperature, taking out glass shell, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 15min, obtain bend glass 2.
By the above method, bottom surface is prepared with rough surface 201, the smooth bend glass 2 in top surface, specifically,
The Ra value of rough surface 201 is 3 μm, and the Ra value of shiny surface is 0.05 μm.
Embodiment 4
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold 101:
Wherein, mold 101 the production method is as follows: use silica, aluminium oxide for substrate, specifically, silica, oxygen
Change aluminium and is used as substrate according to the addition proportion that mass ratio is 1:2.Mold 101, mold are made according to the production method of mold 101
101 production finish, and are roughened, and form rough surface 201, specifically, the mold 101 after roughening treatment,
101 surface of mold has hole, and the size of hole is 800nm, and the top of mold 101 opens up the holding tank for placing glass baseplate
102, the structure of mold 101 is as shown in Figure 1；
Using above-mentioned preparation method, the mold 101 being prepared keeps high temperature resistant indeformable under the conditions of 1000 DEG C.
(2), glass baseplate is placed into step (1) to be prepared in mold 101, specifically, being placed into holding tank 102
In, mold 101 and glass baseplate are put into forming furnace jointly, after being heated to Glass Transition, after keeping the temperature 38min, by mold 101
It vacuumizes, after forming vacuum in mold 101, is formed in the forming surface that the glass baseplate after softening is adsorbed in mold 101, formed
Glass shell controls adsorption time 5min, and in 101 vacuum of mold, the pressure in mold 101 is 0.04MPa.
(3), mold 101 is taken out from forming furnace, mold 101 gradually cools down with the glass shell in mold 101, until cold
But bend glass semi-finished product are obtained to after room temperature, taking out glass shell, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 10min, obtain bend glass 2.
By the above method, bottom surface is prepared with rough surface 201, the smooth bend glass 2 in top surface, specifically,
The Ra value of rough surface 201 is 0.7 μm, and the Ra value of shiny surface is 0.05 μm.
Embodiment 5
A kind of preparation method of bend glass, comprising the following steps:
(1), the preparation of mold 101:
Wherein, mold 101 the production method is as follows: use silica, aluminium oxide, hexagonal crystal system layer carbon for substrate, specifically
For, substrate is used as according to silica, aluminium oxide, the addition proportion that hexagonal crystal system layer carbon mass ratio is 2:1:1.According to mold
101 production method makes mold 101, and the production of mold 101 is finished, is roughened, and forms rough surface 201, it is specific and
Speech, the mold 101 after roughening treatment, 101 surface of mold have hole, and the size of hole is 1500nm, mold 101
Top opens up the holding tank 102 for placing glass baseplate, and the structure of mold 101 is as shown in Figure 1；
The mold 101 being prepared using above-mentioned preparation method keeps high temperature resistant indeformable under the conditions of 1300 DEG C.
(2), glass baseplate is placed into step (1) to be prepared in mold 101, specifically, being placed into holding tank 102
In, mold 101 and glass baseplate are put into forming furnace jointly, after being heated to Glass Transition, after keeping the temperature 38min, by mold 101
It vacuumizes, after forming vacuum in mold 101, is formed in the forming surface that the glass baseplate after softening is adsorbed in mold 101, formed
Glass shell controls adsorption time 3.5min, and in 101 vacuum of mold, the pressure in mold 101 is 0.01MPa.
(3), mold 101 is taken out from forming furnace, mold 101 gradually cools down with the glass shell in mold 101, until cold
But bend glass semi-finished product are obtained to after room temperature, taking out glass shell, the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 10min, obtain bend glass 2.
By the above method, bottom surface is prepared with rough surface 201, the smooth bend glass 2 in top surface, specifically,
The Ra value of rough surface 201 is 2 μm, and the Ra value of shiny surface is 0.05 μm.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of preparation method of bend glass, which comprises the following steps:
(1), the preparation of mold；
(2), glass baseplate is placed into step (1) to be prepared in mold, mold and glass baseplate are put into forming furnace jointly
In, after being heated to Glass Transition, after keeping the temperature 35-45min, mold is vacuumized, forms vacuum, the glass base after softening in mold
Material is adsorbed in the forming surface in mold and forms, and forms glass shell, controls adsorption time 3-5min；
(3), mold is taken out from forming furnace, mold gradually cools down with the glass shell in mold, until taking after being cooled to room temperature
Glass shell obtains bend glass semi-finished product out, and the surface of bend glass semi-finished product forms coarse；
(4), bend glass semi-finished product are placed in etching groove after etched modification 6-15min, obtain bend glass.
2. the preparation method of bend glass according to claim 1, which is characterized in that the system of mold in the step (1)
It is as follows to make method: using porosity temperature-resistant material for substrate, makes mold according to the production method of mold, Mold Making finishes,
It is roughened, forms rough surface.
3. the preparation method of bend glass according to claim 2, which is characterized in that using porosity temperature-resistant material as base
, the hole for the mold being prepared by roughening treatment is 0.2-2000nm.
4. the preparation method of bend glass according to claim 3, which is characterized in that the hole of the mold is
1000nm。
5. the preparation method of bend glass according to claim 4, which is characterized in that the indeformable work of the heatproof of the mold
Making temperature is 650-1600 DEG C.
6. the preparation method of bend glass according to claim 5, which is characterized in that the indeformable work of the heatproof of the mold
Making temperature is 1200 DEG C.
7. the preparation method of bend glass according to claim 6, which is characterized in that the porosity temperature-resistant material is selected
Hexagonal boron nitride, silica, aluminium oxide, any or two or more material in hexagonal crystal system layer carbon.
8. a kind of bend glass that the preparation method using such as the described in any item bend glasses of claim 1-7 is prepared,
It is characterised in that it includes bend glass ontology and the rough surface on glass curve glass body.
9. bend glass according to claim 8, which is characterized in that the rough surface is located at the top surface or bottom of bend glass
Face.
10. bend glass according to claim 9, which is characterized in that the Ra value of the rough surface is 0.05-3 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373437.4A CN109354392A (en) | 2018-11-19 | 2018-11-19 | A kind of bend glass and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373437.4A CN109354392A (en) | 2018-11-19 | 2018-11-19 | A kind of bend glass and preparation method thereof |
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| CN109354392A true CN109354392A (en) | 2019-02-19 |
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| CN201811373437.4A Withdrawn CN109354392A (en) | 2018-11-19 | 2018-11-19 | A kind of bend glass and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142304A (en) * | 2019-06-27 | 2020-12-29 | Oppo（重庆）智能科技有限公司 | Die-casting die, shell die-casting system, manufacturing method, shell and electronic equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336516A (en) * | 2011-08-06 | 2012-02-01 | 海宁伊满阁太阳能科技有限公司 | Vacuum collector tube cover glass tube hot-pressing rough surface pressure device |
| CN104023099A (en) * | 2014-06-20 | 2014-09-03 | 蓝思科技股份有限公司 | Mobile phone curved glass panel and forming method thereof |
| CN104754888A (en) * | 2013-12-25 | 2015-07-01 | 正达国际光电股份有限公司 | Glass housing, forming die for manufacturing glass housing, and forming method |
| CN105102663A (en) * | 2013-01-21 | 2015-11-25 | 康宁股份有限公司 | Molds for shaping glass and methods for making the same |
| US20160272530A1 (en) * | 2015-03-20 | 2016-09-22 | Corning Incorporated | Molds for shaping glass-based materials and methods for making the same |
-
2018
- 2018-11-19 CN CN201811373437.4A patent/CN109354392A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336516A (en) * | 2011-08-06 | 2012-02-01 | 海宁伊满阁太阳能科技有限公司 | Vacuum collector tube cover glass tube hot-pressing rough surface pressure device |
| CN105102663A (en) * | 2013-01-21 | 2015-11-25 | 康宁股份有限公司 | Molds for shaping glass and methods for making the same |
| CN104754888A (en) * | 2013-12-25 | 2015-07-01 | 正达国际光电股份有限公司 | Glass housing, forming die for manufacturing glass housing, and forming method |
| CN104023099A (en) * | 2014-06-20 | 2014-09-03 | 蓝思科技股份有限公司 | Mobile phone curved glass panel and forming method thereof |
| US20160272530A1 (en) * | 2015-03-20 | 2016-09-22 | Corning Incorporated | Molds for shaping glass-based materials and methods for making the same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142304A (en) * | 2019-06-27 | 2020-12-29 | Oppo（重庆）智能科技有限公司 | Die-casting die, shell die-casting system, manufacturing method, shell and electronic equipment |
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Application publication date: 20190219 |