CN106277749B - A kind of method that use carbon monoxide laser is heated to glass - Google Patents
A kind of method that use carbon monoxide laser is heated to glass Download PDFInfo
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- CN106277749B CN106277749B CN201610623248.2A CN201610623248A CN106277749B CN 106277749 B CN106277749 B CN 106277749B CN 201610623248 A CN201610623248 A CN 201610623248A CN 106277749 B CN106277749 B CN 106277749B
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/10—Non-chemical treatment
- C03B37/14—Re-forming fibres or filaments, i.e. changing their shape
- C03B37/15—Re-forming fibres or filaments, i.e. changing their shape with heat application, e.g. for making optical fibres
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- Engineering & Computer Science (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of method that use carbon monoxide laser is heated to glass, it comprises the following steps：(1) laser heating device is provided, the laser heating device is used to launch carbon monoxide laser beam to heat glass；(2) glass processing device is provided, the glass processing device is oppositely arranged with the laser heating device；The glass is arranged on the glass processing device simultaneously；(3) laser heating device launches the carbon monoxide laser beam to the glass, to be heated to the glass.
Description
Technical field
The invention belongs to glass Precision Machining association area, more particularly, to one kind using carbon monoxide laser to glass
The method that glass is heated.
Background technology
It is an essential important procedure, such as optics in many glass Precision Machinings that glass, which is heated to molten condition,
The thermoforming of glass, fused biconical taper of fiber glass etc..As one kind of glass heat source, laser is concentrated with its energy, energy
Measure zone of action flexibility it is high, without burning consumptive material, cleanliness without any pollution the advantages of, and be widely used in many high-accuracy glass
Glass heats smelting process.
At present, the laser heat source used in glass Precision Machining is primarily due to glass pair based on carbon dioxide laser
The absorption of carbon dioxide laser is strong, can accumulate substantial amounts of heat in glass surface so as to play a part of heating glass, but by
It is excessively strong to the absorption of carbon dioxide laser in glass, cause the absorber thickness of glass surface there was only 10~50 microns, glass
Top layer can effectively be heated, and the inside of glass then needs to be heated by heat transfer, so as to cause glass heated not
Uniformly, it is deformed and the problems such as residual stress.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides one kind using carbon monoxide laser to glass
The method that glass is heated, it is based on the characteristics of glass is in heating process, and the heating means for glass are designed.This
Invention is heated using carbon monoxide laser to glass, because glass is to absorption of the wavelength for 5 microns of carbon monoxide laser
Coefficient ratio is entered to weak two orders of magnitude of absorption coefficient of the wavelength for 10 microns of carbon dioxide, therefore using carbon monoxide to glass
During row processing, carbon monoxide laser can be penetrated into inside glass so that glass is heated evenly in the range of its entire depth, is carried
High being heated evenly property, it is ensured that the quality after glass is heat-treated.
To achieve the above object, the invention provides a kind of method that use carbon monoxide is heated to glass, it is wrapped
Include following steps：
(1) laser heating device is provided, the laser heating device comes to glass for launching carbon monoxide laser beam
Glass is heated；
(2) glass processing device is provided, the glass processing device is oppositely arranged with the laser heating device；
The glass is arranged on the glass processing device simultaneously；
(3) laser heating device launches the carbon monoxide laser beam to the glass, to be carried out to the glass
Heating.
Further, the laser heating device includes CO laser, safety screen, the first speculum, second
Speculum, the 3rd speculum and spectroscope；The CO laser, the safety screen and first speculum are successively
It is oppositely arranged；Second speculum, the spectroscope and the 3rd speculum are oppositely arranged successively, and the spectroscope is located at
The lower section of first speculum.
Further, the glass is fiber glass.
Further, the glass processing device include left side stepper motor, left side mobile platform, left side fixed platform,
Right side fixed platform, right side mobile platform and right side stepper motor；The left side stepper motor and the right side stepper motor point
The left side mobile platform and the right side mobile platform are not connected to by transmission mechanism, the left side fixed platform and described
Right side fixed platform is separately fixed on the left side mobile platform and the right side mobile platform；The two ends of the fiber glass
It is separately positioned on the left side mobile platform and the right side mobile platform.
In general, by the contemplated above technical scheme of the present invention compared with prior art, what the present invention was provided adopts
The method heated with carbon monoxide laser to glass, is heated using carbon monoxide laser to glass, due to glass pair
Wavelength is that the absorption coefficient of 5 microns of carbon monoxide laser compares weak two of the absorption coefficient for the carbon dioxide that wavelength is 10 microns
The order of magnitude, therefore when being processed using carbon monoxide to glass, carbon monoxide light can be penetrated into inside glass so that glass
It is heated evenly in the range of its entire depth, improves being heated evenly property, it is ensured that the quality after glass is heat-treated.
Brief description of the drawings
Fig. 1 is made in the method that the use carbon monoxide laser that better embodiment of the present invention is provided is heated to glass
Laser heating device is in schematic diagram during use state.
Fig. 2 is the glass processing device used in the method that the use carbon monoxide laser in Fig. 1 is heated to glass
And the structural representation of laser heating device.
Fig. 3 is that the method for using the use carbon monoxide laser in Fig. 1 to heat glass is melted to fiber glass
Melt partial schematic diagram when drawing cone.
In all of the figs, identical reference is used for representing identical element or structure, wherein：16- laser is heated
Device, 1- CO lasers, 2- safety screens, the speculums of 3- first, the speculums of 4- second, the speculums of 5- the 3rd, 6- points
Mobile platform on the left of stepper motor on the left of light microscopic, 7- glass, 8- carbon monoxide laser beams, 9- fiber glass, 10-, 11-, 12- is left
Stepper motor on the right side of mobile platform on the right side of fixed station on the right side of side fixed station, 13-, 14-, 15-.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Not constituting conflict each other can just be mutually combined.
Fig. 1 to Fig. 3 is referred to, the use carbon monoxide laser that better embodiment of the present invention is provided is heated to glass
Method, it comprises the following steps：
The first step is there is provided a laser heating device 16, and the laser heating device 16 is used to launch carbon monoxide laser
Beam 8.In present embodiment, the laser heating device 16 include CO laser 1, safety screen 2, the first speculum 3,
Second speculum 4, the 3rd speculum 5 and spectroscope 6.The CO laser 1, the safety screen 2 and described first
Speculum 3 is oppositely arranged successively.Second speculum 4, the spectroscope 6 and the 3rd speculum 5 are oppositely arranged successively,
The spectroscope 6 is located at the lower section of first speculum 3.Glass 7 to be heated is located at the lower section of the spectroscope 6.
The CO laser 1 is used to produce the carbon monoxide laser beam 8 that wavelength is 5 microns.It is described
After safety screen 2 is opened, the carbon monoxide laser beam 8 is transferred to first speculum 3 after passing through the safety screen 2
On.The carbon monoxide laser beam 8 received is reflexed to the spectroscope 6, the spectroscope 6 by first speculum 3
A branch of carbon monoxide laser beam 8 is divided into after carbon monoxide laser beam 8 described in multi beam and is respectively transmitted to second reflection
Mirror 4 and the 3rd speculum 5.The oxygen that second speculum 4 and the 3rd speculum 5 receive itself
Change carbon laser beam 8 to reflex on the glass 7, to heat the glass 7.
Second step is there is provided a glass processing device, and the glass processing device is relative with the laser heating device 16
Set, the fiber glass 9 removed after coat is arranged on the glass processing device.In present embodiment, the optical fiber
Glass 9 is the glass material 7 to be heated.
In present embodiment, the glass processing device is solid including left side stepper motor 10, left side mobile platform 11, left side
Fixed platform 12, right side fixed platform 13, right side mobile platform 14 and right side stepper motor 15.The left side stepper motor 10 and institute
State right side stepper motor 15 and the left side mobile platform 11 and the right side mobile platform 14 be connected to by transmission mechanism respectively,
The left side fixed platform 12 and the right side fixed platform 13 are separately fixed at the left side mobile platform 11 and the right side
On mobile platform 14.The two ends of the fiber glass 9 are separately positioned on the left side fixed platform 12 and the right side fixes flat
On platform 13.The laser heating device 16 is heated by launching the carbon monoxide laser beam 8 to the fiber glass 9
When, the left side stepper motor 10 and the right side stepper motor 15 drive the left side mobile platform 11 and the right side respectively
Mobile platform 14 is moved to opposite both sides, and then drives the left side fixed platform 12 and the right side fixed platform 13 respectively
Moved to both sides, to realize stretching of the fiber glass 9 to both sides.
3rd step, the laser heating device transmitting carbon monoxide laser beam 8 is to the fiber glass 9 with to the optical fiber
Glass 9 carries out heating melting, meanwhile, the glass processing device by the fiber glass 9 to two opposite side stretchings, most at last
The fiber glass 9 is processed into special waveguiding structure.
The method that the use carbon monoxide laser that the present invention is provided is heated to glass, using carbon monoxide laser wavelength
Glass is heated, because the absorption coefficient comparison wavelength that glass is 5 microns of carbon monoxide laser to wavelength is 10 microns
Weak two orders of magnitude of absorption coefficient of carbon dioxide, therefore when being processed using carbon monoxide to glass, carbon monoxide luminous energy
Enough it is penetrated into inside glass so that glass is heated evenly in the range of its entire depth, improves being heated evenly property, it is ensured that glass
The quality that glass heats.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., it all should include
Within protection scope of the present invention.
Claims (3)
1. a kind of method that use carbon monoxide laser is heated to glass, it comprises the following steps：
(1) laser heating device is provided, the laser heating device is used to launch carbon monoxide laser beam to enter glass
Row heating, the wavelength of the carbon monoxide laser is 5 microns, and the glass is fiber glass；
(2) glass processing device is provided, the glass processing device is oppositely arranged with the laser heating device；Simultaneously
The glass is arranged on the glass processing device；
(3) laser heating device launches the carbon monoxide laser beam to the glass, to be heated to the glass
To molten condition, at the same the glass processing device by the fiber glass to two opposite side stretchings, by the optical fiber glass
Glass is processed into waveguiding structure.
2. the method heated as claimed in claim 1 using carbon monoxide laser to glass, it is characterised in that：It is described to swash
Optical heating device includes CO laser, safety screen, the first speculum, the second speculum, the 3rd speculum and light splitting
Mirror；The CO laser, the safety screen and first speculum are oppositely arranged successively；Second reflection
Mirror, the spectroscope and the 3rd speculum are oppositely arranged successively, and the spectroscope is located at the lower section of first speculum.
3. the method heated as claimed in claim 1 using carbon monoxide laser to glass, it is characterised in that：The glass
Glass processing unit (plant) is flat including left side stepper motor, left side mobile platform, left side fixed platform, right side fixed platform, right side movement
Platform and right side stepper motor；The left side stepper motor and the right side stepper motor are connected to described by transmission mechanism respectively
Left side mobile platform and the right side mobile platform, the left side fixed platform and the right side fixed platform are separately fixed at institute
State on left side mobile platform and the right side mobile platform；It is flat that the two ends of the fiber glass are separately positioned on the left side movement
On platform and the right side mobile platform.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623248.2A CN106277749B (en) | 2016-08-02 | 2016-08-02 | A kind of method that use carbon monoxide laser is heated to glass |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610623248.2A CN106277749B (en) | 2016-08-02 | 2016-08-02 | A kind of method that use carbon monoxide laser is heated to glass |
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| Publication Number | Publication Date |
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| CN106277749A CN106277749A (en) | 2017-01-04 |
| CN106277749B true CN106277749B (en) | 2017-10-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108872300A (en) * | 2018-09-21 | 2018-11-23 | 华北水利水电大学 | A kind of full laser type material thermal expansion coefficient measuring quickly and automatically device |
| TW202035321A (en) * | 2019-01-29 | 2020-10-01 | 美商康寧公司 | Methods and apparatus for free-form cutting of flexible thin glass |
| CN110255881A (en) * | 2019-06-27 | 2019-09-20 | 西安柯莱特信息科技有限公司 | It is a kind of with monitoring temperature and can be evenly heated optical fiber draw coning turn heating compartment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212056A (en) * | 1996-12-20 | 1999-03-24 | 俄罗斯科学院普通物理研究所纤维光学科技中心 | Fibre converter of mode field diameter, method for locally modifying refraction index of fiberoptic guides and method for preparing preforms therefor |
-
2016
- 2016-08-02 CN CN201610623248.2A patent/CN106277749B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212056A (en) * | 1996-12-20 | 1999-03-24 | 俄罗斯科学院普通物理研究所纤维光学科技中心 | Fibre converter of mode field diameter, method for locally modifying refraction index of fiberoptic guides and method for preparing preforms therefor |
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| CN106277749A (en) | 2017-01-04 |
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