CN106830637A - A kind of preparation method of glass thermal contraction test badge - Google Patents
A kind of preparation method of glass thermal contraction test badge Download PDFInfo
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- CN106830637A CN106830637A CN201710088280.XA CN201710088280A CN106830637A CN 106830637 A CN106830637 A CN 106830637A CN 201710088280 A CN201710088280 A CN 201710088280A CN 106830637 A CN106830637 A CN 106830637A
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- glass
- hollow pipe
- guide rail
- mounting platform
- acupuncture
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
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Abstract
The present invention relates to glassmaking art, a kind of preparation method of glass thermal contraction test badge is disclosed, the method includes：It is 25000 40000p in glass viscosity in glass forming process, the preferably region of 28000 38000p, by the way of acupuncture or the mode of jet forms raised or sunken mark on glass.The method can mark thickness and the appropriate mark line of depth, and the device of use is simple, and cost of manufacture is relatively low, and with preferable repeatability.
Description
Technical field
The present invention relates to glassmaking art, in particular it relates to a kind of making side of glass thermal contraction test badge
Method.
Background technology
With the fast development of photovoltaic industry, the demand to various display devices constantly increases, such as active matrix
The active matrix liquid crystal of liquid crystal display (AMLCD), Organic Light Emitting Diode (OLED) and application low-temperature polysilicon silicon technology shows
(LTPS TFT-LCD) device, these display devices are all based on using thin film semiconductor material to produce thin film transistor (TFT) (TFT) skill
Art.
The silicon substrate TFT of main flow can be divided into non-crystalline silicon (a-Si) TFT, polysilicon (p-Si) TFT and monocrystalline silicon (SCS) TFT, its
Middle non-crystalline silicon (a-Si) TFT is the technology of present main flow TFT-LCD applications, and its procedure for producing can be at a temperature of 300~450 DEG C
Complete.Display product for picture element density no more than 300ppi, non-crystalline silicon (a-Si) TFT is masterly；But when pixel is close
After degree is more than 400ppi, it is necessary to electron mobility polycrystalline silicon technology support higher.LTPS (p-Si) TFT is during processing procedure
Needs are repeatedly processed at a temperature of 450~600 DEG C, and surface must can not occur significant change in multiple high temp processing procedure
Shape, requirement higher is proposed to watch crystal heat endurance and dimensional stability, namely surface must have sufficiently small " heat receipts
Contracting " is general, it is desirable to which that percent thermal shrinkage is even lower no more than 10ppm, 5ppm.
Therefore, in research and development or production process, it is necessary to test or monitor also retract rate, panel manufacturers are often used at present
The mode of plated film carries out thermal contraction test, or, the signature of tolerance high temperature is made on the glass surface, then by optics
Or other modes test glass surface percent thermal shrinkage before and after high-temperature heat treatment.But, the former investment is excessively high and wastes
Resource, not optimal selection.However, the latter is in terms of label creating, however it remains more problem, laser being used prior art more
The mark mode of mark, such as picosecond laser or femto-second laser, major defect is：Rule when laser power is excessive
Thick and chipping is serious, the precision of influence microscopic dimensions test；Scribing is difficult to when laser power is too small and goes out enough clearly vestiges,
The precision of influence microscopic dimensions test；On the other hand, the cost of laser is still too high.
The content of the invention
It is an object of the invention to provide a kind of preparation method of glass thermal contraction test badge, the method can solve existing
Cost of manufacture present in technology is higher, and thick and chipping of ruling is serious, the inadequate clearly problem of meticulous mark of ruling, and can make
Thickness and the appropriate mark line of depth are made, the device of use is simple, and cost of manufacture is relatively low, and with preferable repeatability.
To achieve these goals, the invention provides a kind of preparation method of glass thermal contraction test badge, wherein, should
Method includes：It is 25000-40000p in glass viscosity in glass forming process, the preferably region of 28000-38000p,
By the way of acupuncture or the mode of jet forms raised or sunken mark on glass.
Further, the device that the mode of the acupuncture is used includes guide rail, the mounting platform being arranged on guide rail, consolidates
The shaft being scheduled on mounting platform and the sharp shaped material installed in rod end, the mounting platform can lead along described
Rail is slided；During mark is formed, the sharp shaped material is contacted and relatively moved with glass surface.
Further, a diameter of 30-150 μm of the sharp shaped material；Preferably, the material of the sharp shaped material is platinum or platinum
Rhodium alloy；Preferably, the sharp shaped material is telescopic.
Further, during mark is formed, the pressure of acupuncture is 0.01-10N, preferably 1-7N；Preferably, institute
Stating the device that the mode of acupuncture used also includes pressure sensor and control terminal, feeds back described by the pressure sensor
The pressure of sharp shaped material acupuncture, and the pressure of the sharp shaped material acupuncture is adjusted by the control terminal.
Further, the device that the mode of the jet is used includes guide rail, the mounting platform being arranged on guide rail, consolidates
The shaft being scheduled on mounting platform and the hollow pipe installed in rod end, the mounting platform can lead along described
Rail is slided；During mark is formed, by the hollow pipe to glass surface blowing gas.
Further, the shaft is hollow-core construction, and the head aperture of hollow pipe is 30-150 μm；Preferably, it is described
The material of hollow pipe is platinum or platinum-rhodium alloy.
Further, the head of the hollow pipe and the distance of glass surface are 0.1-50mm, preferably 1-30mm；It is preferred that
Ground, the device that the mode of the injection is used also includes air supply source, rangefinder and control device, and air supply source is used for the sky
Heart pipe provides gas, and the rangefinder is used to measure the head and glass surface distance of hollow pipe, and by the control device
Adjust the head and glass surface distance of hollow pipe.
Further, the pressure of the gas of the hollow pipe injection is 0.5-2.5MPa；Preferably, the hollow pipe injection
Gas be inert gas, the inert gas is normal temperature, heating or cooling, is preferably heated.
Further, during mark is formed, the pull speed of glass surface is more than 100m/h, preferably greater than
120m/h, more preferably 150-200m/h.
Further, guide rail is 1 or more, preferably 2, and be arranged in parallel；Mounting platform is 2 or more, and
It is arranged in parallel.
According to the preparation method of glass thermal contraction test badge of the present invention, the process of mark is formed on glass is
Implement in particular viscosity region, the glass in the region has appropriate viscous flow, by the way of acupuncture and jet
The raised or sunken of sharpness of border can be formed；Also, by the pressure of suitable control acupuncture, and jet distance and pressure
Power, can form thickness and the appropriate mark line of depth.
And, the methods described that the present invention is provided can be implemented using simple device, and cost of manufacture is relatively low, and has
It is preferably repeated.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute the part of specification, with following tool
Body implementation method is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
The structural representation of the device that Fig. 1 is used by the mode of acupuncture in method of the present invention；
The structural representation of the device that Fig. 2 is used by the mode of jet in method of the present invention；
Fig. 3 is the light microscope image of the mark line that embodiment 1-1 makes；
Fig. 4 is the 3D profile measurer filmed images of the mark line that embodiment 1-1 makes；
Fig. 5 is the 3D profile measurer data of the mark line that embodiment 1-1 makes；
Fig. 6 is the light microscope image of the mark line that comparative example 1-1 makes；
Fig. 7 is the 3D profile measurer filmed images of the mark line that comparative example 1-1 makes；
Fig. 8 is the 3D profile measurer data of the mark line that comparative example 1-1 makes.
Description of reference numerals
The sharp shaped material of 101 glass surface 102
The mounting platform of 103 guide rail 104
The wire of 105 shaft 106
The control terminal of 107 pressure sensor 108
The hollow pipe of 201 glass surface 202
The mounting platform of 203 guide rail 204
The wire of 205 shaft 206
The air supply source of 207 control device 208
Specific embodiment
Specific embodiment of the invention is described in detail below.It should be appreciated that described herein specific
Implementation method is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points and any value of disclosed scope are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
One or more can be obtained with combination with one another between the endpoint value of individual scope and single point value, and individually between point value
New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of preparation method of glass thermal contraction test badge, wherein, the method includes：Glass into
It is 25000-40000p in glass viscosity during type, the preferably region of 28000-38000p, by the way of acupuncture or spray
The mode of gas forms raised or sunken mark on glass.
In the present invention, the mode of acupuncture is also referred to as the mode of contact, refers to the glass table using sharp shaped material with dynamic flowing
Face contacts, and rules to form mark on the glass surface.
In the present invention, the mode of jet is also referred to as non-contacting mode, refers to the glass using hollow pipe to dynamic flowing
Glass surface blowing gas, form mark on the glass surface.
In the present invention, the mark for being formed on the glass surface can be continuous or interruption, as needed depending on i.e.
Can.
In the present invention, it is 25000-40000p, preferably 28000- to implement to form the process of mark in glass viscosity
The region of 38000p is carried out.If glass viscosity is less than 250000p, not yet into shaping area, it is difficult to which effectively delineation is marked, or
Easily mark line is caused to deform after delineation；If glass viscosity is more than 40000p, viscosity is excessive, and viscosity declines too fast, delineation
Mark easily forms the raised border of melting, is difficult to make narrower clear marking and is unfavorable for later stage thermal contraction test precision control
System.In more preferably implementation method, by the mark line edge clear being made in the region of 28000-38000p, line width is marked
Degree is less than 100 μm, more preferably less than preferably less than 70 μm, most preferably 50 μm, 10-40 μm；Mark line depth is less than 0.5
μm, preferably 0.02-0.2 μm.
A preferred embodiment of the invention, as shown in figure 1, the device that the mode of the acupuncture is used includes
Guide rail 103, the mounting platform 104 being arranged on guide rail, the shaft 105 being fixed on mounting platform 104 and installed in bar
The sharp shaped material 102 of the end of shape thing 105, the mounting platform can be slided along the guide rail 103.Forming the process of mark
In, the sharp shaped material 102 is contacted and relatively moved with glass surface.
The guide rail 103 can be various conventional guide rails, preferably line slideway.It is further preferred that the guide rail
103 be arranged in parallel with glass surface 101, and the guide rail 103 is mutually perpendicular to the moving direction of the glass surface 101.
The mounting platform 104 is arranged on the guide rail 103.During use, the mounting platform 104 can be with
Moved along guide rail 103, be moved to after appropriate location as needed, fixed the mounting platform 104 by fixed component
On the guide rail 103.
The shaft 105 is used to fixedly mount sharp shaped material 102.The shaft 105 can be the conventional bar in this area
Shape thing, for example, can be solid construction or hollow-core construction, preferably hollow-core construction.
In the preferred case, the sharp shaped material 102 be configured as with the perpendicular contact of the glass surface 101, make the point
The perpendicular insertion of shape thing 102 enters the glass surface 101 of flowing.
In the present invention, the diameter (the sophisticated diameter for being contacted with glass surface) of the sharp shaped material 102 is without special
Restriction, can according to the thickness of the mark line of required formation carry out suitably select and determine.In the preferred case, it is described pointed
A diameter of 30-150 μm of thing 102, more preferably more preferably 40-130 μm, 50-100 μm.
In the present invention, the sharp shaped material 102 can be made up of conventional heat proof material.Preferably, the sharp shaped material 102
Material be platinum or platinum-rhodium alloy.
In the present invention, the sharp shaped material 102 is preferably telescopic, is stretched such that it is able to pass through to adjust sharp shaped material 102
Length adjust the depth of acupuncture, and then adjust the depth of the mark line for being formed.
The method according to the invention, during mark is formed, the pressure of acupuncture can be 0.01-10N, preferably 1-
7N.Preferably, as shown in figure 1, the device that the mode of the acupuncture is used also includes pressure sensor 107 and control terminal
108, the pressure of the acupuncture of the sharp shaped material 102 is fed back by the pressure sensor 107, and adjust by the control terminal 108
The pressure of the whole sharp shaped material 102 acupuncture.
Another preferred embodiment of the invention, as shown in Fig. 2 the device bag that the mode of the jet is used
Include guide rail 203, the mounting platform 204 being arranged on guide rail, the shaft 205 being fixed on mounting platform 204 and be arranged on
The hollow pipe 202 of the end of shaft 205, the mounting platform can be slided along the guide rail 203.Forming the process of mark
In, by the hollow pipe 202 to glass surface blowing gas.
The guide rail 203 can be various conventional guide rails, preferably line slideway.It is further preferred that the guide rail
203 be arranged in parallel with glass surface 201, and the guide rail 203 is mutually perpendicular to the moving direction of the glass surface 201.
The mounting platform 204 is arranged on the guide rail 203.During use, the mounting platform 204 can be with
Moved along guide rail 203, be moved to after appropriate location as needed, fixed the mounting platform 204 by fixed component
On the guide rail 203.
In the present invention, the shaft 205 is preferably hollow-core construction, so that by the shaft 205 to the sky
Heart pipe 202 is passed through gas.
In the preferred case, the hollow pipe 202 is configured as vertical with the glass surface 201, makes the hollow pipe
The 202 vertical blowing gas of glass surface 201 for vertically flowing.
In the present invention, the head aperture (spraying the diameter of the apertured end of gas) of hollow pipe 202 is 30-150 μm,
Preferably 40-130 μm, more preferably 50-100 μm.
In the present invention, the hollow pipe 202 can be made up of conventional heat proof material.Preferably, the hollow pipe 202
Material be platinum or platinum-rhodium alloy.
The method according to the invention, the head of the hollow pipe 202 can be 0.1-50mm with the distance of glass surface, excellent
Elect 1-30mm as.Preferably, as shown in Fig. 2 the device that the mode of the injection is used also includes air supply source 208, rangefinder
With control device 207, for providing gas to the hollow pipe 202, the rangefinder is used to measure hollow pipe air supply source 208
202 head and glass surface distance, and the head and glass surface distance of hollow pipe 202 are adjusted by the control device.
The rangefinder can be the device of the conventional accurate measurement distance in this area, such as infrared range-measurement system.
The shaft 205 is preferably with the connected mode of hollow pipe 202 near the end of glass surface and is tightly connected.
The method according to the invention, the gas of the injection of the hollow pipe 202 can be conventional gas, such as air, nitrogen,
Inert gas etc., preferably inert gas.The gas of the injection of the hollow pipe 202 can be normal temperature, heating or cooling,
Preferably heat.
The method according to the invention, the pressure of the gas of the injection of the hollow pipe 202 is preferably 0.5-2.5MPa.
The method according to the invention, during mark is formed, the pull speed of glass surface is preferably greater than 100m/h,
More preferably greater than 120m/h, more preferably 150-200m/h.
The method according to the invention, the guide rail can be 1 or more, preferably 2, and be arranged in parallel；Install flat
Platform can be 2 or more, and be arranged in parallel.It is further preferred that fixing 1 shaft on each mounting platform.
The guide rail and mounting platform can be made up of the conventional heat proof material in this area, preferably heat-resistance stainless steel material
Matter.
The shaft can be made up of conventional heat-resisting, the pressure-resistant material in this area, preferably heat-resistance stainless steel material.
The scratching process can be completed in normal production yields period higher, also can during quality is adjusted yields compared with
Low period completes, and to ensure yield output high, yields relatively low period completes preferably during quality is adjusted.
Below will the present invention will be described in detail by embodiment.
The composition of the glass material for being used in the following Examples and Comparative Examples is as shown in table 1.
Table 1
Embodiment 1-1
The preparation method that the present embodiment is used for the glass thermal contraction test badge for illustrating present invention offer.
Device shown in installation diagram 1：
Two line slideways 103 are installed in the direction parallel with glass surface 101,2 are set in the top of line slideway 103
Heat-resistance stainless steel mounting platform 104, level fixes 1 hollow shaft 105 respectively on each mounting platform 104.In hollow stem
Shape thing 105 installs the alloy needle 102 of platinum rhodium 10 near the end of glass surface 101, and (platinum rhodium 10 refers to 90% platinum specifically
With the alloy of 10% rhodium), the length of the alloy needle 102 is 550 μm, and the tip diameter contacted with glass surface 101 is 100 μ
m.The afterbody of alloy needle 102 is connected by wire 106 with pressure sensor 107 and control terminal 108, is controlled by control terminal 108
Shaft processed 105 and alloy needle 102.
Form mark line：Glass is manufactured by the way of overflow shaping, glass is moved with the pull speed of 150m/h.
It is the region of 330000p in glass viscosity during glass is molded, alloy needle 102 is contacted with glass surface 101, controls
The pressure of acupuncture is 5N, so as to form mark line on the glass surface.Collection is carried after scribed glass substrate sample, mobile pin
Shape thing leaves glass substrate, returns to normal production.Collect and carry scribed glass sample, OLYMPUS (is purchased from by light microscope
Company, model BX-51) and 3D profile measurers (being purchased from Bruker companies, model Contour GT-K1) measurement markers stroke
Line microscopic dimensions information (width and depth), afterwards along the vertical direction glass-cutting sample of line, is divided into two pieces of hyaloids, its
In one piece of hyaloid place at room temperature, another piece of hyaloid is positioned over and 10min is kept in 600 DEG C of Muffle furnaces, after being heat-treated,
The hyaloid of heating is taken out, the hyaloid after heat treatment is overlayed on room temperature hyaloid and they are bonded at a small sheet glass
Together.Thermal contraction after measuring mark line of the present invention before heat treatment by Mitutoyo Quadratic Finite Elements contourgraph changes, specially：
The relative displacement Δ l of glass sample two ends mark line before and after measurement heat treatment1With Δ l2, Heat Shrinkage value is then calculated by following formula,
Result is as shown in table 2 below：
C=(Δ l1+Δl2)/l0
Wherein, C is Heat Shrinkage value (ppm)；Δl1、Δl2The respectively relative displacement (μm) of two ends mark line；l0At heat
Reason front glass two mark lines spacing (m) of sample.
Image of the mark line that embodiment 1-1 makes in light microscope, as shown in Figure 3.
Image of the mark line that embodiment 1-1 makes in 3D profile measurers, as shown in Figure 4.
The 3D profile measurer data of the mark line that embodiment 1-1 makes, as shown in Figure 5.
Embodiment 1-2 to 1-4
In order to further illustrate the repeatability of embodiment 1-1, the operation of embodiment 1-1 is repeated.
The result of the Heat Shrinkage value obtained according to embodiment 1-1 to 1-4, calculates four times and repeats the Heat Shrinkage value for obtaining
Average value, standard deviation and relative standard deviation, to evaluate the repeatability of method of the present invention.
Embodiment 2-1
Device shown in installation diagram 2：
Two line slideways 203 are installed in the direction parallel with embodiment 1-1 identical glass samples surface 201, straight
The top of line guide rail 203 sets 2 heat-resistance stainless steel mounting platforms 204, and level fixes 1 sky respectively on each mounting platform 204
Heart shaft 205.Near the end of glass surface and the alloy hollow pipe 202 of platinum rhodium 10, (material is platinum rhodium to hollow shaft 205
10, refer to the alloy of 90% platinum and 10% rhodium specifically) be tightly connected, the length of the hollow pipe 202 is 550 μm, empty
The head aperture of heart pipe 202 is 100 μm, and the afterbody of hollow pipe 202 is connected by wire 206 with control device 207.
Form mark line：
Glass is manufactured by the way of overflow shaping, glass is moved with the pull speed of 150m/h.In glass shaping
During, it is the region of 330000p in glass viscosity, the head and glass surface of hollow pipe 202 are measured by infrared range-measurement system
Horizontal range between 201, and by control device 207 adjust head and the glass surface 201 of hollow pipe 202 apart from for
15mm, makes hollow pipe 202 that the argon gas of the 0.5MPa that 700 DEG C are preheated to by gas heater is blown to glass surface 201, so that
Continued labelling line is formed on viscous glass surface.
The measuring method of Heat Shrinkage value is as a result as shown in table 2 below with embodiment 1-1.
Embodiment 2-2 to 2-4
In order to further illustrate the repeatability of embodiment 2-1, the operation of embodiment 2-1 is repeated.
The result of the Heat Shrinkage value obtained according to embodiment 2-1 to 2-4, calculates four times and repeats the Heat Shrinkage value for obtaining
Average value, standard deviation and relative standard deviation, to evaluate the repeatability of method of the present invention.
Comparative example 1-1
On the basis of embodiment 1-1, making mark line is carried out instead of device therein using picosecond laser, and measure
Heat Shrinkage value, it is as a result as shown in table 2 below.
Image of the mark line that comparative example 1-1 makes in light microscope, as shown in Figure 6.
Image of the mark line that comparative example 1-1 makes in 3D profile measurers, as shown in Figure 7.
The 3D profile measurer data of the mark line that comparative example 1-1 makes, as shown in Figure 8.
Comparative example 1-2 to 1-4
In order to further illustrate the repeatability of comparative example 1-1, the operation of comparative example 1-1 is repeated.
The result of the Heat Shrinkage value obtained according to comparative example 1-1 to 1-4, calculates four times and repeats the Heat Shrinkage value for obtaining
Average value, standard deviation and relative standard deviation, to evaluate the repeatability of the method.
Table 2
By Fig. 3-8 as can be seen that the mark line for making according to the method described in the present invention is compared to picosecond laser side
The mark line that method makes, edge clear, thickness and depth are appropriate.
The mark line for repeating making using method of the present invention is can be seen that by the data of above-mentioned table 2 to survey
The relative deviation and relative standard deviation of fixed glass Heat Shrinkage value are smaller, it is seen that method of the present invention has preferably weight
Renaturation.
Embodiment 1-5
The device of use with embodiment 1-1, except that, the tip diameter of the alloy needle 102 of platinum rhodium 10 for using is 30 μ
m。
Form mark line：
Glass is manufactured by the way of overflow shaping, glass is moved with the pull speed of 170m/h.In glass shaping
During, it is the region of 280000p in glass viscosity, alloy needle 102 is contacted with glass surface 101, control the pressure of acupuncture
It is 1N, so as to form mark line on the glass surface, the mark line edge clear, thickness and depth are appropriate.
Embodiment 1-6
The device of use with embodiment 1-1, except that, the tip diameter of the alloy needle 102 of platinum rhodium 10 for using is 150
μm。
Form mark line：
Glass is manufactured by the way of float glass process shaping, glass is moved with the pull speed of 200m/h.In glass shaping
During, it is the region of 380000p in glass viscosity, alloy needle 102 is contacted with glass surface 101, control the pressure of acupuncture
It is 7N, so as to form mark line on the glass surface, the mark line edge clear, thickness and depth are appropriate.
Embodiment 2-5
The device of use with embodiment 2-1, except that, the head aperture of the hollow pipe 202 of platinum rhodium 10 for using is 30 μ
m。
Form mark line：
Glass is manufactured by the way of float glass process shaping, glass is moved with the pull speed of 170m/h.In glass shaping
During, it is the region of 280000p in glass viscosity, the head and glass surface of hollow pipe 202 are measured by infrared range-measurement system
Horizontal range between 201, and head and the glass surface 201 of hollow pipe 202 are adjusted apart from being 1mm by control device 207,
Make hollow pipe 202 that the argon gas of the 1.5MPa pressure that 700 DEG C are preheated to by gas heater is blown to glass surface 201, so that
Mark line is formed on the glass surface, and the mark line edge clear, thickness and depth are appropriate.
Embodiment 2-6
The device of use with embodiment 2-1, except that, the head aperture of the hollow pipe 202 of platinum rhodium 10 for using is 150
μm。
Form mark line：
Glass is manufactured by the way of float glass process shaping, glass is moved with the pull speed of 200m/h.In glass shaping
During, it is the region of 380000p in glass viscosity, the head and glass surface of hollow pipe 202 are measured by infrared range-measurement system
Horizontal range between 201, and by control device 207 adjust head and the glass surface 201 of hollow pipe 202 apart from for
30mm, makes hollow pipe 202 that the argon gas of the 2.5MPa pressure that 700 DEG C are preheated to by gas heater is blown to glass surface 201,
So as to form mark line on the glass surface, the mark line edge clear, thickness and depth are appropriate.
Comparative example 2-1
The device of use and the method for mark line is formed with embodiment 1-1, except that, the glass viscosity for using is
230000p.The mark line boundary for making in the method is not clear enough, can not have in light microscope and 3D profile measurers
Effect is distinguished.
Comparative example 2-2
The device of use and the method for mark line is formed with embodiment 1-1, except that, the glass viscosity for using is
420000p.There is the raised border of melting in the mark line edge for making in the method, it is impossible to accurately carry out dimensional measurement.
Comparative example 3-1
The device of use and the method for mark line is formed with embodiment 2-1, except that, the glass viscosity for using is
230000p.The mark line boundary for making in the method is not clear enough, can not have in light microscope and 3D profile measurers
Effect is distinguished.
Comparative example 3-2
The device of use and the method for mark line is formed with embodiment 2-1, except that, the glass viscosity for using is
420000p.There is the raised border of melting in the mark line edge for making in the method.
The preferred embodiment of the present invention described in detail above, but, the present invention is not limited in above-mentioned implementation method
Detail, in range of the technology design of the invention, various simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy is no longer separately illustrated.
Additionally, can also be combined between a variety of implementation methods of the invention, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of preparation method of glass thermal contraction test badge, it is characterised in that the method includes：In glass forming process
In, be 25000-40000p in glass viscosity, the preferably region of 28000-38000p, by the way of acupuncture or jet side
Formula forms raised or sunken mark on glass.
2. method according to claim 1, it is characterised in that the device that the mode of the acupuncture is used includes guide rail
(103) mounting platform (104) that, is arranged on guide rail, the shaft (105) being fixed on mounting platform (104) and install
In the sharp shaped material (102) of shaft (105) end, the mounting platform can be slided along the guide rail (103)；
During mark is formed, the sharp shaped material (102) contacts and relatively moves with glass surface.
3. method according to claim 2, it is characterised in that a diameter of 30-150 μm of the sharp shaped material (102)；
Preferably, the material of the sharp shaped material (102) is platinum or platinum-rhodium alloy；
Preferably, the sharp shaped material (102) is telescopic.
4. according to the method in claim 2 or 3, it is characterised in that during mark is formed, the pressure of acupuncture is
0.01-10N, preferably 1-7N；
Preferably, the device that the mode of the acupuncture is used also includes pressure sensor (107) and control terminal (108), leads to
The pressure that the pressure sensor (107) feeds back the sharp shaped material (102) acupuncture is crossed, and is adjusted by the control terminal (108)
The pressure of the whole sharp shaped material (102) acupuncture.
5. method according to claim 1, it is characterised in that the device that the mode of the jet is used includes guide rail
(203) mounting platform (204) that, is arranged on guide rail, the shaft (205) being fixed on mounting platform (204) and install
In the hollow pipe (202) of shaft (205) end, the mounting platform can be slided along the guide rail (203)；
During mark is formed, by the hollow pipe (202) to glass surface blowing gas.
6. method according to claim 5, it is characterised in that the shaft (205) is hollow-core construction, hollow pipe
(202) head aperture is 30-150 μm；
Preferably, the material of the hollow pipe (202) is platinum or platinum-rhodium alloy.
7. the method according to claim 5 or 6, it is characterised in that the head of the hollow pipe (202) and glass surface
Distance is 0.1-50mm, preferably 1-30mm；
Preferably, the device that the mode of the injection is used also includes air supply source (208), rangefinder and control device (207),
For providing gas to the hollow pipe (202), the rangefinder is used to measure the head of hollow pipe (202) to air supply source (208)
With glass surface distance, and head and glass surface distance by control device adjustment hollow pipe (202).
8. the method according to claim 5 or 6, it is characterised in that the pressure of the gas of hollow pipe (202) injection is
0.5-2.5MPa；
Preferably, the gas of the hollow pipe (202) injection is inert gas, the inert gas for normal temperature, heating or
Cooling, preferably heat.
9. the method according to any one in claim 2-8, it is characterised in that during mark is formed, glass
The pull speed on surface is more than 100m/h, more preferably preferably greater than 120m/h, 150-200m/h.
10. the method according to any one in claim 2-8, it is characterised in that guide rail is 1 or more, preferably 2
It is individual, and be arranged in parallel；Mounting platform is 2 or more, and is be arranged in parallel.
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| CN108109167A (en) * | 2018-01-17 | 2018-06-01 | 深圳绿米联创科技有限公司 | Door lock installs householder method and device |
| CN109239125A (en) * | 2018-08-07 | 2019-01-18 | 东旭集团有限公司 | Percent thermal shrinkage measuring device and its base station, glass plate and percent thermal shrinkage measurement method |
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| CN106830637B (en) | 2019-08-23 |
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