CN104926090A - Heat bending and shaping glass and preparation process thereof - Google Patents
Heat bending and shaping glass and preparation process thereof Download PDFInfo
- Publication number
- CN104926090A CN104926090A CN201510362996.5A CN201510362996A CN104926090A CN 104926090 A CN104926090 A CN 104926090A CN 201510362996 A CN201510362996 A CN 201510362996A CN 104926090 A CN104926090 A CN 104926090A
- Authority
- CN
- China
- Prior art keywords
- glass
- strut member
- hot
- reactive force
- preparation technology
- 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.)
- Pending
Links
Abstract
The invention discloses a heat bending and shaping glass and a preparation process thereof. The process includes arranging two opposite edges of the glass on a first supporting member and a second supporting member respectively, and allowing a clearance, allowing the glass to be bent and softened by heating and to fall, between the first supporting member and the second supporting member; applying a first acting force to a first edge of the glass on the first supporting member to form a first bend moment, and applying a second acting force to a second edge of the glass on the second supporting member to form a second bend moment; finally heating the glass to bend and form the glass. The shape of the glass is fine after heat bending and forming since the first and second bend moments match with the evenly-distributed load of the glass, and the concentrating effect of a produced condenser lens is fine; meanwhile, the glass heating temperature is controlled, the heating temperature of the glass surface changes, the shape of produced glass is better, and the concentrating effect of the produced condenser lens is further improved.
Description
Technical field
The present invention relates to a kind of hot-bending formed glass and preparation technology thereof.
Background technology
In traditional parabolic mirror forming technique scheme, although temperature more than heating glass to its softening temperature makes its formed in mould method of laminating of caving in can ensure the tolerance range of face type, but because glass surface causes contact damage with contacting dies at too high a temperature, reduce its specular reflection ability to the solar radiation of high energy wave band.And with latticed, the multi-point support mould such as ribbed and flexible roller due to the existence of hanging part, easily cause the distortion of face type.The high cost of traditional glass condensor is also an important factor of restriction solar thermal utilization.
Summary of the invention
First object of the present invention is to provide a kind of preparation technology of hot-bending formed glass, this preparation technology forms end moment of flexure by applying reactive force to two support edges of glass, this end moment of flexure coordinates the evenly load of glass itself to make the shape of glass after hot bending better, and the spotlight effect of its obtained condensor is also better.
For achieving the above object, the technical solution used in the present invention is:
A preparation technology for hot-bending formed glass, for by shaping for smooth glass bending, described preparation technology comprises the following steps:
(1) both sides right for described glassy phase being placed in respectively on the first strut member and the second strut member, being provided with for softening for described glass bending the clearance space caved between described first strut member and described second strut member;
(2) the first reactive force is applied to described glass the first limit be placed on described first strut member and form the first moment of flexure, second reactive force is applied to the described glass Second Edge be placed on described second strut member and forms the second moment of flexure, the surface that described glass and described first strut member and described second strut member abut against is first surface, described first moment of flexure and described second moment of flexure produce for making described glass the trend caved in described first surface side, described first reactive force vertically points to the first component equal and opposite in direction of pointing to second component on described first limit vertical with described second reactive force of described Second Edge, direction is contrary,
(3) its hot bending is made to described glass heats.
Preferably, in step (2), adjust described first strut member and make it distribute all in the horizontal direction and parallel and contour setting with described second strut member.
More preferably, the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
Still more preferably, the size of described first reactive force and described second reactive force is identical or different.
Still more preferably, in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
Still more preferably, in step (3), be uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
Preferably, in step (2), adjust described first strut member and make it distribute all in the horizontal direction and parallel not contour setting with described second strut member.
More preferably, the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
Still more preferably, the size of described first reactive force and described second reactive force is identical or different.
Still more preferably, in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
Still more preferably, in step (3), be uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
Preferably, in step (2), adjust described first strut member and described second strut member makes it all vertically distribute.
More preferably, the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
Still more preferably, the size of described first reactive force and described second reactive force is identical or different.
Still more preferably, in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
Still more preferably, in step (3), be uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
Second object of the present invention is to provide a kind of hot-bending formed glass, and the spotlight effect of the condensor that this hot-bending formed glass obtains is better.
For achieving the above object, the technical solution used in the present invention is:
A kind of hot-bending formed glass, described hot-bending formed glass is obtained by following preparation technology:
(1) both sides right for described glassy phase being placed in respectively on the first strut member and the second strut member, being provided with for softening for described glass bending the clearance space caved between described first strut member and described second strut member;
(2) the first reactive force is applied to described glass the first limit be placed on described first strut member and form the first moment of flexure, second reactive force is applied to the described glass Second Edge be placed on described second strut member and forms the second moment of flexure, the surface that described glass and described first strut member and described second strut member abut against is first surface, described first moment of flexure and described second moment of flexure produce for making described glass the trend caved in described first surface side, described first reactive force vertically points to the first component equal and opposite in direction of pointing to second component on described first limit vertical with described second reactive force of described Second Edge, direction is contrary,
(3) its hot bending is made to described glass heats.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages: a kind of hot-bending formed glass of the present invention and preparation technology thereof, this preparation technology forms end moment of flexure by applying reactive force to two support edges of glass, this end moment of flexure coordinates the evenly load of glass itself to make glass shape after hot bending better, and the spotlight effect of its obtained condensor is also better; This preparation technology is by controlling the temperature to glass heats simultaneously, makes Heating temperature have variability on the surface of glass, makes the shape of the glass obtained better, further improves the spotlight effect of obtained condensor.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of embodiment one in present invention process;
Accompanying drawing 2 is the front view of embodiment two in present invention process;
Accompanying drawing 3 is the vertical view of embodiment three in present invention process.
Wherein: 1, glass; 2, the first strut member; 3, the second strut member.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is further elaborated.
Shown in Figure 1, embodiment one is a kind of preparation technology in the present invention:
The preparation technology of above-mentioned a kind of hot-bending formed glass, for by smooth glass 1 hot bending, makes the condensor for heat generating.In the present embodiment, this glass 1 is rectangle glass, and this preparation technology comprises the following steps:
(1) be placed in respectively on relative for this rectangle glass two long limits on the first strut member 2 and the second strut member 3, the length of this first strut member 2 and the second strut member 3 is slightly longer than the length on this long limit of glass 1, and its lower end is all fixedly arranged on base.Being provided with between this first strut member 2 and second strut member 3 for softening for this glass 1 hot bending the clearance space caved in, adjusting this first strut member 2 and making it distribute all in the horizontal direction and parallel and contour setting with the second strut member 3.
(2) the first directed force F 1 is applied to glass 1 the first limit be placed on the first strut member 2 and form the first moment of flexure, the second directed force F 2 is applied to glass 1 Second Edge be placed on the second strut member 3 and forms the second moment of flexure; This first moment of flexure and the second moment of flexure are sagging moment.Angle α=60 ° of this first directed force F 1 and glass surface, angle β=45 ° of this second directed force F 2 and glass surface, in order to ensure that the first component is identical with the size of the second component, here
adjusting the first directed force F 1 makes the first moment of flexure identical with the evenly load height to hot bending sagitta that its hot bending formed of the second moment of flexure to the height of the hot bending sagitta that glass 1 hot bending is formed and glass 1 itself with the size of the second directed force F 2.
(3) its hot bending is made to glass 1 heating, the temperature of this heating evenly increases along the medullary ray of the first limit and Second Edge to both sides and is symmetric, to make the shape of the glass obtained better, the spotlight effect of the condensor that the glass after hot bending is obtained is better.
Shown in Figure 2, embodiment two is a kind of preparation technology in the present invention:
The preparation technology of above-mentioned a kind of hot-bending formed glass, for by smooth glass 1 hot bending, makes the condensor for heat generating.In the present embodiment, this glass 1 is rectangle glass, and this preparation technology comprises the following steps:
(1) be placed in respectively on relative for this rectangle glass two long limits on the first strut member 2 and the second strut member 3, the length of this first strut member 2 and the second strut member 3 is slightly longer than the length on this long limit of glass 1, and its lower end is all fixedly arranged on base.Be provided with for softening for this glass 1 hot bending the clearance space caved between this first strut member 2 and second strut member 3, adjusting this first strut member 2 makes it distribute all in the horizontal direction and parallel not contour setting with the second strut member 3, makes the height of the first strut member 2 higher than the height of the second strut member 3.
(2) the first directed force F 1 is applied to glass 1 the first limit be placed on the first strut member 2 and form the first moment of flexure, the second directed force F 2 is applied to glass 1 Second Edge be placed on the second strut member 3 and forms the second moment of flexure; This first moment of flexure and the second moment of flexure are sagging moment.This first directed force F 1, second directed force F 2 is all positioned at the plane at glass 1 place, i.e. α=β=0 °, this first directed force F 1 medullary ray of pointing to first limit and Second Edge all vertical with this second directed force F 2, the size of the first directed force F 1 is identical with the size of the second directed force F 2.The size adjusting the first directed force F 1 and the second directed force F 2 makes the first moment of flexure and the evenly load ratio to the height of hot bending sagitta that its hot bending formed of the second moment of flexure to the height of the hot bending sagitta that glass 1 hot bending is formed and glass 1 itself be 2:1.
(3) its hot bending is made to glass 1 heating, the temperature of this heating is uneven change profile along the first limit to the direction of Second Edge, the spotlight effect of the condensor obtained with the glass after making this hot bending is better, and its optically focused band drops on the position of setting.
(4) repeating step (2) and step (3), the difference of altitude of the first strut member 2 and the second strut member 3 in regulating step (2), and the size of the first directed force F 1 and the second directed force F 2.Make the polylith condensor that obtains along its long limit between two spliced optically focused band drop on same position.
Shown in Figure 3, embodiment three is a kind of preparation technology in the present invention:
The preparation technology of above-mentioned a kind of hot-bending formed glass, for by smooth glass 1 hot bending, makes the condensor for heat generating.In the present embodiment, this glass 1 is rectangle glass, and this preparation technology comprises the following steps:
(1) adjusting this first strut member 2 makes it all vertically distribute with this second strut member 3, then relative for this rectangle glass two long limits are placed in respectively the side of the first strut member 2 and the second strut member 3, the length of this first strut member 2 and the second strut member 3 is slightly longer than the length on this long limit of glass 1, and its opposite side is all fixedly arranged on base.Be provided with between this first strut member 2 and second strut member 3 for softening for this glass 1 hot bending the clearance space caved in.
(2) the first directed force F 1 is applied to glass 1 the first limit be placed on the first strut member 2 and form the first moment of flexure, the second directed force F 2 is applied to glass 1 Second Edge be placed on the second strut member 3 and forms the second moment of flexure; The surface that glass 1 and the first strut member 2 and the second strut member 3 abut against is first surface, first moment of flexure and the second moment of flexure produce for making glass the trend caved in first surface side, namely the trend to the left (being left side here with reference to the left in figure 3, Fig. 3 here) and caving in.This first directed force F 1, second directed force F 2 distributes all in the horizontal direction and size is identical, wherein α=β=30 °, and make the first component identical with the size of the second component, direction is contrary.
(3) make its hot bending to glass 1 heating, the temperature of this heating evenly increases along the medullary ray of the first limit and Second Edge to both sides and is symmetric, and to make the shape of the glass obtained better, the spotlight effect of its obtained condensor is better.
Embodiment four is the hot-bending formed glass that the preparation technology in embodiment one obtains.Wherein the first directed force F 1 makes the first moment of flexure identical with the evenly load height to hot bending sagitta that its hot bending formed of the second moment of flexure to the height of the hot bending sagitta that glass 1 hot bending is formed and glass 1 itself with the direction of the second directed force F 2 with size; The temperature simultaneously heated evenly reduces along the medullary ray of the first limit and Second Edge to both sides and is symmetric.The spotlight effect of the condensor that the glass after hot bending is obtained is better.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to spirit of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (17)
1. a preparation technology for hot-bending formed glass, for by shaping for smooth glass bending, is characterized in that: described preparation technology comprises the following steps:
(1) both sides right for described glassy phase being placed in respectively on the first strut member and the second strut member, being provided with for softening for described glass bending the clearance space caved between described first strut member and described second strut member;
(2) the first reactive force is applied to described glass the first limit be placed on described first strut member and form the first moment of flexure, second reactive force is applied to the described glass Second Edge be placed on described second strut member and forms the second moment of flexure, the surface that described glass and described first strut member and described second strut member abut against is first surface, described first moment of flexure and described second moment of flexure produce for making described glass the trend caved in described first surface side, described first reactive force vertically points to the first component equal and opposite in direction of pointing to second component on described first limit vertical with described second reactive force of described Second Edge, direction is contrary,
(3) its hot bending is made to described glass heats.
2. the preparation technology of a kind of hot-bending formed glass according to claim 1, is characterized in that: in step (2), adjusts described first strut member and makes it distribute all in the horizontal direction and parallel and contour setting with described second strut member.
3. the preparation technology of a kind of hot-bending formed glass according to claim 2, is characterized in that: the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
4. the preparation technology of a kind of hot-bending formed glass according to claim 3, is characterized in that: the size of described first reactive force and described second reactive force is identical or different.
5. the preparation technology of a kind of hot-bending formed glass as claimed in any of claims 2 to 4, it is characterized in that: in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
6. the preparation technology of a kind of hot-bending formed glass as claimed in any of claims 2 to 4, is characterized in that: in step (3), is uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
7. the preparation technology of a kind of hot-bending formed glass according to claim 1, is characterized in that: in step (2), adjusts described first strut member and makes it distribute all in the horizontal direction and parallel not contour setting with described second strut member.
8. the preparation technology of a kind of hot-bending formed glass according to claim 7, is characterized in that: the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
9. the preparation technology of a kind of hot-bending formed glass according to claim 8, is characterized in that: the size of described first reactive force and described second reactive force is identical or different.
10. according to the preparation technology of a kind of hot-bending formed glass in claim 7 to 9 described in any one, it is characterized in that: in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
11., according to the preparation technology of a kind of hot-bending formed glass in claim 7 to 9 described in any one, is characterized in that: in step (3), are uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
The preparation technology of 12. a kind of hot-bending formed glass according to claim 1, is characterized in that: in step (2), adjusts described first strut member and described second strut member makes it all vertically distribute.
The preparation technology of 13. a kind of hot-bending formed glass according to claim 12, is characterized in that: the angle of described first reactive force and described glass surface is α, wherein 0 °≤α < 90 °; The angle of described second reactive force and described glass surface is β, wherein 0 °≤β < 90 °.
The preparation technology of 14. a kind of hot-bending formed glass according to claim 13, is characterized in that: the size of described first reactive force and described second reactive force is identical or different.
15. according to claim 12 to the preparation technology of a kind of hot-bending formed glass described in any one in 14, it is characterized in that: in step (3), the temperature of described glass heats is evenly increased along the medullary ray of described first limit and described Second Edge to both sides and is symmetric.
16., according to claim 12 to the preparation technology of a kind of hot-bending formed glass described in any one in 14, is characterized in that: in step (3), are uneven change profile to the temperature of described glass heats along described first limit to the direction of described Second Edge.
17. 1 kinds of hot-bending formed glass, is characterized in that: described hot-bending formed glass is obtained by following preparation technology:
(1) both sides right for described glassy phase being placed in respectively on the first strut member and the second strut member, being provided with for softening for described glass bending the clearance space caved between described first strut member and described second strut member;
(2) the first reactive force is applied to described glass the first limit be placed on described first strut member and form the first moment of flexure, second reactive force is applied to the described glass Second Edge be placed on described second strut member and forms the second moment of flexure, the surface that described glass and described first strut member and described second strut member abut against is first surface, described first moment of flexure and described second moment of flexure produce for making described glass the trend caved in described first surface side, described first reactive force vertically points to the first component equal and opposite in direction of pointing to second component on described first limit vertical with described second reactive force of described Second Edge, direction is contrary,
(3) its hot bending is made to described glass heats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510362996.5A CN104926090A (en) | 2015-06-26 | 2015-06-26 | Heat bending and shaping glass and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510362996.5A CN104926090A (en) | 2015-06-26 | 2015-06-26 | Heat bending and shaping glass and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104926090A true CN104926090A (en) | 2015-09-23 |
Family
ID=54113557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510362996.5A Pending CN104926090A (en) | 2015-06-26 | 2015-06-26 | Heat bending and shaping glass and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104926090A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980002604A1 (en) * | 1979-05-21 | 1980-11-27 | Solar Energy Res Inst Western | Solar radiation reflector |
| WO2008013976A2 (en) * | 2006-07-28 | 2008-01-31 | Megawatt Solar Llc | Reflector assemblies, systems, and methods for collecting solar radiation for photovoltaic electricity generation |
| CN101520547A (en) * | 2009-04-17 | 2009-09-02 | 东南大学 | Method for manufacturing flexure cylindrical mirror condenser |
| CN102348653A (en) * | 2009-03-10 | 2012-02-08 | 肖特公开股份有限公司 | Method for producing angled glass ceramic components |
| CN102608686A (en) * | 2012-04-09 | 2012-07-25 | 上海电力学院 | Processing method for metal plate trough reflector |
| CN104203848A (en) * | 2011-11-23 | 2014-12-10 | 康宁股份有限公司 | Process and system for precision glass sheet bending |
-
2015
- 2015-06-26 CN CN201510362996.5A patent/CN104926090A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980002604A1 (en) * | 1979-05-21 | 1980-11-27 | Solar Energy Res Inst Western | Solar radiation reflector |
| WO2008013976A2 (en) * | 2006-07-28 | 2008-01-31 | Megawatt Solar Llc | Reflector assemblies, systems, and methods for collecting solar radiation for photovoltaic electricity generation |
| CN102348653A (en) * | 2009-03-10 | 2012-02-08 | 肖特公开股份有限公司 | Method for producing angled glass ceramic components |
| CN101520547A (en) * | 2009-04-17 | 2009-09-02 | 东南大学 | Method for manufacturing flexure cylindrical mirror condenser |
| CN104203848A (en) * | 2011-11-23 | 2014-12-10 | 康宁股份有限公司 | Process and system for precision glass sheet bending |
| CN102608686A (en) * | 2012-04-09 | 2012-07-25 | 上海电力学院 | Processing method for metal plate trough reflector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9334187B2 (en) | Thermo-mechanical reforming method and system and mechanical reforming tool | |
| CN103402934B (en) | Glass bending method and apparatus | |
| CN102565901B (en) | Curved-surface reflecting mirror and manufacturing method thereof | |
| US11247939B2 (en) | Glass bumps on glass articles and methods of laser-induced growth | |
| GB2471818A (en) | Method of manufacturing large dish reflectors for a solar concentrator apparatus | |
| CN103529503B (en) | Double-curved surface reflecting mirror for light condensation solar module | |
| CN102757169B (en) | Bending furnace and method for bending glass plate | |
| CN113087369B (en) | Forming method of multi-curvature arc glass | |
| CN103069579A (en) | Solar concentrator and production method | |
| CN104926090A (en) | Heat bending and shaping glass and preparation process thereof | |
| EP3701200B1 (en) | Method, arrangement and production line for manufacturing a parabolic trough solar collector | |
| CN104384359A (en) | Stereoscopic rapid heating device and heating method of hot stamping blank | |
| CN101587235A (en) | Construction of deflection cylinder condenser lens | |
| CN104891790B (en) | A kind of symmetrical concentrated force couples hot bending device and its application with evenly load | |
| US20190315653A1 (en) | Dimpled glass bumps on glass articles and methods of forming the same | |
| CN104591528A (en) | Light reflecting glass mirror and manufacturing method thereof | |
| CN204353358U (en) | A kind of three-dimensional nonstorage calorifier of hot press-formed blank | |
| CN111003931B (en) | Production method of bent tempered glass with Low-E surface capable of contacting roller way of tempering furnace | |
| CN103713374B (en) | A kind of method for manufacturing different heliostat mirror face curvatures | |
| CN115246705B (en) | Display device and 3D curved surface glass processing method | |
| CN204479782U (en) | Glass light reflection mirror | |
| CN105987524A (en) | Solar tower-type heliostat reflecting mirror unit surface form adjusting device and adjusting method thereof | |
| CN209273959U (en) | Nonmetallic warm side spacer bar bending heating device | |
| CN114602219A (en) | Filter screen shaping process | |
| US3728097A (en) | Compression sagging of sheet glass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150923 |