CN203159434U - Glass forming die and glass forming device using same - Google Patents
Glass forming die and glass forming device using same Download PDFInfo
- Publication number
- CN203159434U CN203159434U CN2012205854616U CN201220585461U CN203159434U CN 203159434 U CN203159434 U CN 203159434U CN 2012205854616 U CN2012205854616 U CN 2012205854616U CN 201220585461 U CN201220585461 U CN 201220585461U CN 203159434 U CN203159434 U CN 203159434U
- Authority
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- China
- Prior art keywords
- glass
- shaping
- mold cavity
- stable material
- molding surface
- 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.)
- Expired - Lifetime
Links
- 238000007496 glass forming Methods 0.000 title claims abstract description 20
- 238000000465 moulding Methods 0.000 claims abstract description 71
- 239000011521 glass Substances 0.000 claims abstract description 51
- 238000007493 shaping process Methods 0.000 claims description 70
- 239000000463 material Substances 0.000 claims description 27
- 230000000274 adsorptive effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims description 6
- 229910052582 BN Inorganic materials 0.000 claims description 5
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000003779 heat-resistant material Substances 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000000740 bleeding effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a glass forming die for carrying out fashioned glass raw materials. The glass forming mold is made of a porous heat-resistant material. At least one molding die cavity is arranged on one surface of the molding die. The glass raw material is placed on the molding cavity. During molding, the forming mold is pumped to generate adsorption force on the whole molding surface of the molding mold cavity so as to adsorb the heated and softened glass raw material on the whole molding surface of the molding mold cavity to form the glass shell with the shape corresponding to the shape of the molding mold cavity. The utility model also provides an use this glass forming die's glass forming device.
Description
Technical field
The utility model relates to a kind of glass-forming die and uses the device for shaping glass of this glass-forming die.
Background technology
Existing device for shaping glass generally includes for the bed die of bearing glass raw material and is arranged on the mold of bed die top.Described bed die is provided with the die cavity for moulding.Need downwards thermoplastic frit to be rushed in the die cavity of bed die at mold described in the moulding process.The inner bottom surface of described die cavity also can offer a plurality of pump-lines usually and hold with the frit that generation negative pressure in moulding process will bend in the die cavity.Yet this kind device for shaping glass need arrange the upper and lower mould that cooperatively interacts, complex structure, design cost height.And, because described pump-line can't spread all over whole die cavity, cause easily that suction is inhomogeneous and cause moulding incomplete, can influence the outward appearance of glass shell because the extraction pipe road junction directly contact the vestige at glass shell formation extraction pipe road junction with the outside surface of glass shell thereby What is more.
The utility model content
Given this, be necessary to provide a kind of glass-forming die of simple in structure, good forming effect and use the device for shaping glass of this glass-forming die.
A kind of for the glass-forming die that frit is carried out moulding.Described glass-forming die is made by the porousness heat-stable material.Offer at least one shaping mold cavity on the wherein surface of described forming mould.Described frit is placed on the described shaping mold cavity.During moulding described forming mould bled and produce the whole molding surface that the frit of adsorptive power after thermoplastic be adsorbed on shaping mold cavity with the whole molding surface at shaping mold cavity and mold the glass shell corresponding with the shaping mold cavity shape.
Preferably, described porousness heat-stable material is selected from the wherein a kind of of hexagonal system boron nitride, silicon oxide, aluminum oxide, hexagonal system layer carbon.
Preferably, the scope of the density D of described porousness heat-stable material is 1.5g/cm
3≤ D≤6.5g/cm
3
Preferably, described porousness heat-stable material keeps shape invariance be less than or equal to 1600 ℃ temperature range more than or equal to 0 ℃ in.
Preferably, the inside of described porousness heat-stable material is formed with a large amount of ventilative holes that evenly distribute and connect mutually, and the size of the aperture d of described ventilative hole is 2 μ m≤d≤0.2nm.
Preferably, described shaping mold cavity comprises first molding surface and second molding surface vertical with described first molding surface.
A kind of device for shaping glass, it comprises transmission rig, at least one forming mould, at least two moulding chambers and extraction equipment.Described moulding chamber is arranged successively along a desired trajectory.Described forming mould moves along described desired trajectory in that described forming cavity is indoor under transmission rig drives.Described forming mould is made by the porousness heat-stable material.Offer at least one shaping mold cavity on the described forming mould.Described extraction equipment is bled to forming mould and is produced the whole molding surface that the frit of adsorptive power after thermoplastic be adsorbed on shaping mold cavity with the whole molding surface at described shaping mold cavity and mold the glass shell corresponding with the shaping mold cavity shape.
Preferably, described porousness heat-stable material is selected from the wherein a kind of of hexagonal system boron nitride, silicon oxide, aluminum oxide, hexagonal system layer carbon.
Preferably, the scope of the density D of described porousness heat-stable material is 1.5g/cm
3≤ D≤6.5g/cm
3
Preferably, the inside of described porousness heat-stable material is formed with a large amount of ventilative holes that evenly distribute and connect mutually, and the size of the aperture d of described ventilative hole is 2 μ m≤d≤0.2nm.
Preferably, described porousness heat-stable material keeps shape invariance be less than or equal to 1600 ℃ temperature range more than or equal to 0 ℃ in.
Preferably, described shaping mold cavity comprises first molding surface and second molding surface vertical with described first molding surface.
Preferably, described transmission rig comprises pedestal, turntable, sway brace and Stage microscope, described turntable is rotatably connected on the pedestal, described sway brace is radially extended radially by the periphery of turntable, described Stage microscope is arranged on the end of sway brace, and described forming mould is placed on the described Stage microscope.
Preferably, described Stage microscope comprises lower surface and the parallel relative end face with described lower surface that links to each other with sway brace, described Stage microscope inside is provided with airflow line, described airflow line comprises that being opened in first on the described end face respectively exports and be opened in the outlet of second on the lower surface, described forming mould comprises that first surface reaches and the first surface opposing second surface, described shaping mold cavity is opened on the first surface, offer air channel on the described second surface, the second surface of described forming mould contacts with the end face of Stage microscope.Described air channel is aimed at described first outlet.
Preferably, described forming cavity is indoor is provided with corresponding thermoswitch frit is heated or lower the temperature according to its residing fabrication steps.
Preferably, described thermoswitch is selected from infrared heater and Induction heater.
Device for shaping glass described in the utility model adopts the porousness heat-stable material to make forming mould, only need offer adsorptive power that one-sided shaping mold cavity just can form in the shaping mold cavity molding surface by the mode of bleeding with the brake forming glass shell at forming mould.And, the ventilative through hole that the forming mould interior solid distributes can form the very high adsorptive power of uniformity coefficient in the molding surface of shaping mold cavity and make that the glass shell surface that molds is all very smooth except the part that pattern or font are set, and can not produce indenture because of discontinuity.Therefore, device for shaping glass provided by the utility model has beneficial effect simple in structure, good forming effect.
Description of drawings
The structural representation of the glass shell that the device for shaping glass that Fig. 1 provides for the utility model embodiment molds.
Fig. 2 be among Fig. 1 glass shell along the sectional view of II-II line.
The vertical view of the device for shaping glass that provides in the utility model embodiment is provided Fig. 3.
Fig. 4 is the side-view of device for shaping glass among Fig. 3.
Fig. 5 is the structural representation of the forming mould of device for shaping glass among Fig. 3.
Fig. 6 is the part sectioned view of the forming mould of device for shaping glass among Fig. 3.
Fig. 7 is the view of the enterprising line bend moulding of the forming mould of frit in Fig. 6.
The main element nomenclature
| Device for shaping |
1 |
| |
2 |
| The |
20 |
| The |
22 |
| |
23 |
| |
24 |
| |
10 |
| Forming |
12 |
| The air |
13 |
[0030]?
| The |
14 |
| |
100 |
| |
102 |
| Sway |
103 |
| |
104 |
| |
1040 |
| |
1041 |
| |
1043 |
| |
1044 |
| |
1045 |
| |
120 |
| |
122 |
| |
123 |
| |
1230 |
| Second molding surface | 1240 |
| |
125 |
| Locating |
1200 |
| Thermoswitch | 140 |
Following embodiment will further specify the utility model in conjunction with above-mentioned accompanying drawing.
Embodiment
The utility model will be further described in conjunction with embodiment with reference to the accompanying drawings.
See also Fig. 1 and Fig. 2, the device for shaping glass 1(that the utility model embodiment provides is referring to Fig. 3) be used for the glass shell 2 of moulding electronic product.Described glass shell 2 comprises the bottom surface 20 corresponding with the main operation face of electronic product or the back side, the side 22 of being extended by the periphery of described bottom surface 20 and the connection section 23 that connects described bottom surface 20 and side 22.Described side 22 lays respectively on the different planes with bottom surface 20.Described connection section 23 is the circular arc chamfering, and its radius-of-curvature is less than or equal to 4mm more than or equal to 0.02mm.Angle between described side 22 and the bottom surface 20 is less than or equal to 110 degree more than or equal to 90 degree.Be formed with meticulous microstructure 24 on the described bottom surface 20.The width dimensions of described microstructure 24 is less than or equal to 5mm more than or equal to 0.18mm.Described microstructure 24 can be the pattern that is used for decorative appearance or the font that is used for indicating the electronic product title.
See also Fig. 3 and Fig. 4, described device for shaping glass 1 comprises transmission rig 10, at least one forming mould 12, air pressure operating device 13 and at least two moulding chambers 14.Frit 3 is positioned in the forming mould 12.Adopt a plurality of moulding chambers 14 in the present embodiment, these moulding chambers 14 are arranged successively along a desired trajectory.Described forming mould 12 moves along described desired trajectory in described moulding chamber 14 under transmission rig 10 drives.Described forming mould 12 enters corresponding moulding chamber 14 respectively to carry out corresponding processing procedure in the different steps of moulding process.Described air pressure operating device 13 is connected to be controlled to the Working environment in the die cavity chamber 14 respectively with specific moulding chamber 14, such as: the air pressure in the moulding chamber 14 and gaseous constituent etc.
Described transmission rig 10 comprises pedestal 100, turntable 102, sway brace 103 and Stage microscope 104.Described turntable 102 is rotatably connected on the pedestal 100.Described sway brace 103 is radially extended radially by the periphery of turntable 102.In the present embodiment, described sway brace 103 centers on the central shaft of turntable 102 along the circumferential direction by all being spacedly distributed.Described Stage microscope 104 is arranged on the end of sway brace 103.
As shown in Figure 5, described Stage microscope 104 comprises that the lower surface 1040 that links to each other with sway brace 103 reaches and described lower surface 1040 parallel relative end faces 1041.Described Stage microscope 104 inside are provided with airflow line 1043.Described airflow line 1043 comprises and is opened in first on the described end face 1041 outlet 1044 respectively and is opened in the outlet of second on the lower surface 1,040 1045.
Described forming mould 12 comprises first surface 120 and and first surface 120 opposing second surface 122.Offer a plurality of shaping mold cavities 123 on the described first surface 120.The shape of described shaping mold cavity 123 is identical with the glass shell 2 that will be shaped.Described shaping mold cavity 123 comprises first molding surface 1230 and second molding surface 1240 vertical with described first molding surface 1230.In the present embodiment, described shaping mold cavity 123 is the rectangular parallelepiped groove, and described first molding surface 1230 is the inner bottom surface of groove, and described second molding surface 1240 is the medial surface of groove.Be understandable that in replaceable embodiment, described shaping mold cavity 123 is the rectangular parallelepiped projection, described first molding surface 1230 is the end face of projection, and described second molding surface is the outer side of projection.Offer air channel 125 on the described second surface 122.When described forming mould 12 was placed on the described Stage microscope 104, the second surface 122 of described forming mould 12 contacted with the end face 1041 of Stage microscope 104.Described air channel 125 is aimed at described first outlet 1044.Also be provided with a plurality of locating structures 1200 on the described first surface 120 so that the frit 3 that is placed on the first surface 120 is positioned.
Described forming mould 12 is made by the porousness heat-stable material.Described porousness heat-stable material is selected from hexagonal system boron nitride (HBN), silicon oxide (SiO
2), aluminum oxide (Al
2O
3), wherein one or more the combination of hexagonal system layer carbon (C).The density D scope of described porousness heat-stable material is 1.5g/cm
3≤ D≤6.5g/cm
3Described porousness heat-stable material keeps shape invariance being less than or equal under 1600 ℃ the condition.The inside of described porousness heat-stable material is formed with a large amount of ventilative holes that evenly distribute and connect mutually, and the size of the aperture d of described ventilative hole is 2 μ m≤d≤0.2nm.Therefore, whole forming mould 12 has the high ventilation characteristic.
See also Fig. 6 and Fig. 7, when carrying out moulding, described second outlet 1045 connects an extraction equipment 15 and by bleeding with 125 pairs of forming moulds 12 of described first outlet 1044 air channels of aiming at, the ventilative hole on the inner bottom surface of described shaping mold cavity 123 and the medial surface produces uniform negative pressure to carry out moulding in the frit 3 inspiration shaping mold cavities 123 that placement are heated to soft state.Because the ventilative hole on described inner bottom surface and the medial surface distributes fine and close and even.So, on the medial surface of shaping mold cavity described in the breathing process 123 and inner bottom surface, produce intensity greatly because of air pressure difference and adsorptive power very uniformly, make the frit 3 after the thermoplastic need just can bending not enter in the shaping mold cavity 123 by the extra external force that presses down, and very closely be attached on the inner bottom surface of shaping mold cavity 123 to mold sharp-pointed corner and ultrafine microstructure 24(sees Fig. 1), such as: width is less than or equal to 2mm, and I reaches the lines of 0.18mm.In addition, very even because of formed adsorptive power in the shaping mold cavity 123.So the other parts on the surface of the glass shell 2 that molds except being provided with pattern or font are all very smooth, can not produce indenture because of discontinuity.
See also Fig. 3 and Fig. 4, described moulding chamber 14 is arranged successively continuously.Be provided with corresponding thermoswitch 140 according to its residing fabrication steps in the described moulding chamber 14.Described thermoswitch 140 is selected from infrared heater and Induction heater.In the present embodiment, the described moulding chamber that links to each other successively 14 forms a fan annular section.Described turntable 102 rotates to drive the forming mould 12 that is placed on the Stage microscope 104 by sway brace 103 in different moulding chamber 14 internal conversions around self central shaft.
Device for shaping glass provided by the utility model 1 adopts the porousness heat-stable material to make forming mould 12, only need offer adsorptive power that one-sided shaping mold cavity 123 just can form in shaping mold cavity 123 molding surface by the mode of bleeding with brake forming glass shell 2 at forming mould 12.And, the ventilative through hole that forming mould 12 interior solid distribute can form the very high adsorptive power of uniformity coefficient in the molding surface of shaping mold cavity 123 and make that glass shell 2 surfaces that mold are all very smooth except the part that pattern or font are set, and can not produce indenture because of discontinuity.Therefore, device for shaping glass 1 provided by the utility model has beneficial effect simple in structure, good forming effect.
Those skilled in the art will be appreciated that; above embodiment only is that the utility model is described; and be not to be used as restriction of the present utility model; as long as within connotation scope of the present utility model, appropriate change and variation that above embodiment is done all drop within the claimed scope of the utility model.
Claims (16)
1. one kind is used for glass-forming die that frit is carried out moulding, it is made by the porousness heat-stable material, offer at least one shaping mold cavity on the wherein surface of described forming mould, described frit is placed on the described shaping mold cavity, and during moulding described forming mould being bled produces the whole molding surface that the frit of adsorptive power after thermoplastic be adsorbed on shaping mold cavity with the whole molding surface at shaping mold cavity and mold the glass shell corresponding with the shaping mold cavity shape.
2. glass-forming die as claimed in claim 1 is characterized in that: described porousness heat-stable material is selected from the wherein a kind of of hexagonal system boron nitride, silicon oxide, aluminum oxide, hexagonal system layer carbon.
3. glass-forming die as claimed in claim 1, it is characterized in that: the scope of the density D of described porousness heat-stable material is 1.5g/cm
3≤ D≤6.5g/cm
3
4. glass-forming die as claimed in claim 1 is characterized in that: described porousness heat-stable material keeps shape invariance be less than or equal to 1600 ℃ temperature range more than or equal to 0 ℃ in.
5. glass-forming die as claimed in claim 1 is characterized in that: the inside of described porousness heat-stable material is formed with a large amount of ventilative holes that evenly distribute and connect mutually, and the size of the aperture d of described ventilative hole is 2 μ m≤d≤0.2nm.
6. glass-forming die as claimed in claim 1 is characterized in that: described shaping mold cavity comprises first molding surface and second molding surface vertical with described first molding surface.
7. device for shaping glass, it comprises transmission rig, at least one forming mould, at least two moulding chambers and extraction equipment, described moulding chamber is arranged successively along a desired trajectory, described forming mould moves along described desired trajectory in that described forming cavity is indoor under transmission rig drives, described forming mould is made by the porousness heat-stable material, offer at least one shaping mold cavity on the described forming mould, described extraction equipment is bled to forming mould and is produced the whole molding surface that the frit of adsorptive power after thermoplastic be adsorbed on shaping mold cavity with the whole molding surface at described shaping mold cavity and mold the glass shell corresponding with the shaping mold cavity shape.
8. device for shaping glass as claimed in claim 7 is characterized in that: described porousness heat-stable material is selected from the wherein a kind of of hexagonal system boron nitride, silicon oxide, aluminum oxide, hexagonal system layer carbon.
9. device for shaping glass as claimed in claim 7, it is characterized in that: the scope of the density D of described porousness heat-stable material is 1.5g/cm
3≤ D≤6.5g/cm
3
10. device for shaping glass as claimed in claim 7 is characterized in that: the inside of described porousness heat-stable material is formed with a large amount of ventilative holes that evenly distribute and connect mutually, and the size of the aperture d of described ventilative hole is 2 μ m≤d≤0.2nm.
11. device for shaping glass as claimed in claim 7 is characterized in that: described porousness heat-stable material keeps shape invariance be less than or equal to 1600 ℃ temperature range more than or equal to 0 ℃ in.
12. device for shaping glass as claimed in claim 7 is characterized in that: described shaping mold cavity comprises first molding surface and second molding surface vertical with described first molding surface.
13. device for shaping glass as claimed in claim 12, it is characterized in that: described transmission rig comprises pedestal, turntable, sway brace and Stage microscope, described turntable is rotatably connected on the pedestal, described sway brace is radially extended radially by the periphery of turntable, described Stage microscope is arranged on the end of sway brace, and described forming mould is placed on the described Stage microscope.
14. device for shaping glass as claimed in claim 13, it is characterized in that: described Stage microscope comprises lower surface and the parallel relative end face with described lower surface that links to each other with sway brace, described Stage microscope inside is provided with airflow line, described airflow line comprises that being opened in first on the described end face respectively exports and be opened in the outlet of second on the lower surface, described forming mould comprises that first surface reaches and the first surface opposing second surface, described shaping mold cavity is opened on the first surface, offer air channel on the described second surface, the second surface of described forming mould contacts with the end face of Stage microscope, and described air channel is aimed at described first outlet.
15. device for shaping glass as claimed in claim 7 is characterized in that: described forming cavity is indoor to be provided with corresponding thermoswitch frit is heated or lower the temperature according to its residing fabrication steps.
16. device for shaping glass as claimed in claim 15 is characterized in that: described thermoswitch is selected from infrared heater and Induction heater.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101214647 | 2012-07-27 | ||
| TW101214647U TWM455724U (en) | 2012-07-27 | 2012-07-27 | Mould and apparatus of glass molding using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203159434U true CN203159434U (en) | 2013-08-28 |
Family
ID=49020636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205854616U Expired - Lifetime CN203159434U (en) | 2012-07-27 | 2012-11-08 | Glass forming die and glass forming device using same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203159434U (en) |
| TW (1) | TWM455724U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103570220A (en) * | 2012-07-27 | 2014-02-12 | 正达国际光电股份有限公司 | Forming mold, and glass forming device and method using forming mold |
| 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 |
| CN110342795A (en) * | 2019-07-31 | 2019-10-18 | 江西沃格光电股份有限公司 | Hot bending die, cover board and preparation method thereof and mobile communication equipment |
| US11724955B2 (en) | 2020-07-29 | 2023-08-15 | Waymo Llc | Superomniphobic bulk optical glass |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104341091B (en) * | 2013-07-25 | 2017-06-13 | 正达国际光电股份有限公司 | Glass shell and the manufacture method of glass shell that mould is manufactured with it |
-
2012
- 2012-07-27 TW TW101214647U patent/TWM455724U/en not_active IP Right Cessation
- 2012-11-08 CN CN2012205854616U patent/CN203159434U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103570220A (en) * | 2012-07-27 | 2014-02-12 | 正达国际光电股份有限公司 | Forming mold, and glass forming device and method using forming mold |
| CN103570220B (en) * | 2012-07-27 | 2016-12-21 | 正达国际光电股份有限公司 | Forming mold, and glass forming device and method using forming mold |
| 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 |
| CN110342795A (en) * | 2019-07-31 | 2019-10-18 | 江西沃格光电股份有限公司 | Hot bending die, cover board and preparation method thereof and mobile communication equipment |
| US11724955B2 (en) | 2020-07-29 | 2023-08-15 | Waymo Llc | Superomniphobic bulk optical glass |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM455724U (en) | 2013-06-21 |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |