KR101406508B1 - Heat treat apparatus for tempering a thin glass - Google Patents

Heat treat apparatus for tempering a thin glass Download PDF

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Publication number
KR101406508B1
KR101406508B1 KR1020130024550A KR20130024550A KR101406508B1 KR 101406508 B1 KR101406508 B1 KR 101406508B1 KR 1020130024550 A KR1020130024550 A KR 1020130024550A KR 20130024550 A KR20130024550 A KR 20130024550A KR 101406508 B1 KR101406508 B1 KR 101406508B1
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South Korea
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furnace
heater
air
chemical strengthening
glass
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KR1020130024550A
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Korean (ko)
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김한곤
정숙자
김은식
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김한곤
김은식
정숙자
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Priority to KR1020130024550A priority Critical patent/KR101406508B1/en
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00Tempering or quenching glass products
    • C03B27/012Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57Improving the yield, e-g- reduction of reject rates

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)

Abstract

The present invention relates to a heat treatment apparatus for tempering a thin glass and, more specifically, to a heat treatment apparatus for tempering a thin glass which anneals a thin glass mounted on a glass stacking body by sequentially processing pre-heating, chemical strengthening, cooling, and washing. According to the present invention, a proper temperature can be reached as soon as possible, a temperature may raise or fall by eliminating variation in the pre-heating and slow-cooling and eliminating the bending of the thin glass in a short period of time, and an annealing time can be reduced by applying a pre-warming action before the thin glass gets away from the pre-heating during a process of being transported from the pre-heating to the chemical strengthening.

Description

[0001] The present invention relates to a heat treatment apparatus for tempering a thin glass,

The present invention relates to a thin plate glass reinforced heat treatment apparatus, and more particularly to a thin plate glass reinforced heat treatment apparatus for preheating, chemically strengthening, cooling and washing the laminated glass adhered to a glass table by a sequential process, The temperature of the annealing furnace is reduced, the temperature of the annealing furnace can be easily controlled while reducing the warpage of the thin plate glass in a short time, To a thin plate glass reinforced heat treatment apparatus in which a heater is positionally adjustable to chemically strengthen the thin plate glass in the best condition according to the change of the thin plate glass size within the chemical strengthening furnace in which the thin plate glass is made.

Generally, a heat treatment apparatus is installed to heat a glass used for a cell, a PC, a PDA, a navigation, a construction, and various industrial glasses by a chemical strengthening method. Examples of the heat treatment apparatus include a preheating furnace, a chemical strengthening furnace, A support rail provided on the rail, a traveling wheel, and a conveying carriage so as to preheat, chemically strengthen and cool the glass in a sequential process.

The usual chemical strengthening method of glass is to add potassium nitrate (KNO 3 ), which is a heat treatment powder, in the chemical strengthening furnace so that an ion exchange reaction with sodium ion (Na + ) having a small ion radius distributed on the surface is made to strengthen the glass surface Potassium ions (K + ) with a large ionic radius of potassium nitrate solution (KNO 3 ) which is liquefied after filling are substituted with each other to form a pressure stress layer by ion exchange reaction on the glass surface to strengthen the surface density of glass will be.

In order to heat the glass by the chemical strengthening method, the preheating furnace of the thin plate glass before the introduction into the chemical strengthening furnace and the air temperature in the annealing furnace of the thin plate glass which is the post- There has been employed a natural cooling method such as stopping the operation of the heating means or partially opening the upper door to lower the temperature.

As a result, it takes a long time to raise and lower the temperature of the air in the preheating furnace and the annealing furnace to an appropriate temperature, which results in lowering the working efficiency.

Patent No. 10-0967799

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the prior art as described above, and it is an object of the present invention to provide a preheating furnace for a thin plate glass reinforced heat treatment apparatus which preheats, chemically reinforces, And the circulating air is introduced into the slow cooling furnace (cooling furnace), and the stirring and exhausting means are provided to eliminate the temperature deviation in the annealing furnace and to easily adjust the temperature for raising and lowering the temperature while removing the warping of the thin plate glass in a short time And also to provide a thin plate glass-reinforced heat treatment apparatus in which a heater is positionally adjustable for chemically reinforcing the thin plate glass in the best condition according to the change of the thin plate glass size in the chemical strengthening furnace where ion exchange is performed.

In order to achieve the above-mentioned object, the present invention provides a method of manufacturing a glass laminate, comprising the steps of: preheating, chemical strengthening, slow cooling (cooling) A plurality of heaters are installed horizontally and longitudinally arranged symmetrically on both sides of a preheating furnace for preheating the thin plate glass for strengthening heat treatment of the thin plate glass through a chemical strengthening furnace And an agitating blower is connected to the inflow damper through an air inflow path on the outside of one side of the preheating furnace so that outside air or internal air flows through a plurality of inflow dampers formed on the upper side preheating furnace wall of the heater And external air or internal air introduced through the inflow damper is supplied to the upper side of the heater through a blower for stirring to form a vertically arranged And a blower for exhausting is disposed outside the other side of the preheating furnace such that the air passing through the lower side of the heater is forcibly transferred to the outside of the preheating furnace, A plurality of discharge dampers formed on a wall of the preheating furnace so as to be openable and closable and connected to each other through an air discharge path, the thin plate glass is subjected to a tempering heat treatment through a chemical tempering furnace, A plurality of heaters are provided in a longitudinal arrangement and a stirring blower is provided outside the one side of the slow cooling furnace so that the outside air or the inside circulating air is introduced through a plurality of inflow dampers formed on the upper side slow cooling wall of the heater, And the external air or the internal circulating air introduced through the inflow damper is connected to the inflow damper through an air inflow path, The air supply path is provided so as to be supplied to the upper side of the heater and to be moved to the lower side through a plurality of longitudinally arranged heaters so that the air heated by the heater through the lower side of the heater is forcedly delivered to the outer side of the slow cooling path And a blower for exhausting is connected to the outside of the other side of the furnace through an air discharge path to a plurality of discharge dampers formed on the upper side of the slow cooling furnace so as to be openable and closable. .

The thin film glass reinforced heat treatment apparatus according to the present invention has an advantageous structure to adjust the inside of the preheating furnace and the annealing furnace to an appropriate temperature according to the temperature change depending on the size and thickness of the thin plate glass, And it is possible to raise and lower the temperature while eliminating the deviation of the temperature in the preheating furnace and the slow annealing furnace and shortening the warpage of the thin plate glass in a short period of time. As a result, workability is increased, The preheating action is given before the thin plate glass is released from the preheating furnace in the course of the reduction of the tempering time.

In addition, it is possible to selectively position the heater (heating element) applied as a heating means provided in the chemical strengthening furnace, thereby activating the convection of the potassium nitrate (KNO 3 ) solution, which is a heat treatment solution in the chemical strengthening furnace, And the position of the heater (heating element) can be selectively adjusted. Therefore, there is an advantage in that it is suitable to be used in accordance with the chemical strengthening heat treatment conditions and characteristics depending on the size and thickness of the thin plate glass, Can be forcibly adjusted in various directions such as up, down, right and left directions, which has an advantage that the substitution of the ion radius can be diversified.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an overall side view of a sheet glass tempering heat treatment apparatus according to the present invention,
Figures 2 to 19 are views of embodiments of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 19, the thin plate glass reinforced heat treatment apparatus according to the present invention is characterized in that the thin plate glass seated on the glass table 7 is subjected to preheating, chemical strengthening, cooling, The preheating furnace 1, the chemical strengthening furnace 2, the annealing furnace 3, and the washing furnace 4 are installed.

Among the preheating furnace 1, the chemical strengthening furnace 2, the annealing furnace 3 and the washing furnace 4, in particular, in the chemical strengthening furnace 2, sodium borohydride Potassium nitrate (KNO 3 ), which is a heat treatment powder, is charged in the chemical strengthening furnace 2 so that an ion exchange reaction with ions (Na + ) is generated.

The potassium nitrate (KNO 3 ) is liquefied by the heating means provided in the chemical strengthening furnace (2), and the ionic radius (Na + ) of the potassium nitrate (KNO 3 ) solution This large potassium ion (K + ) is substituted for each other, and at this time, a pressure stress layer by ion exchange reaction is formed on the glass surface, and a tempered glass having a large surface density is formed.

2 and 3, the preheating furnace 1 according to the present invention has a structure in which the thin plate glass seated on the glass mounting table is preheated, chemically strengthened, slowly cooled (cooled) 1. A thin film glass reinforced heat treatment apparatus comprising a furnace (1), a chemical strengthening furnace (2), a slow annealing furnace (3) and a washing furnace (4), characterized in that the preheating A plurality of heaters 120 are provided in a horizontal longitudinally symmetrical manner on both sides of the furnace 1 so as to be openable and closable selectively on the wall of the upper side preheating furnace 1 of the heater 120 The stirring blower 140 is connected to the inflow damper 130 through the air inflow path 142 through a plurality of inflow dampers 130 formed in the front heating furnace 1 or outside the one side of the preheating furnace 1 so that the inside air is introduced And the outside air or the inside air flowing through the inflow damper 130 An air introducing path 150 is provided to supply air to the upper side of the heater 120 through the agitating blower 140 and to pass through the plurality of vertically arranged heaters 120 to move downward.

The preheating furnace 1 is for preheating the thin plate glass before the thin plate glass is introduced into the chemical strengthening furnace 2 in which the thin plate glass is subjected to the tempering heat treatment and is preheated by external air or internal air agitation before chemical strengthening of potassium nitrate (KNO 3 ) And exhaust function, it is possible to raise and lower the temperature while eliminating the deviation of the temperature in the short time, and to stabilize the stress and the flatness on the surface of the thin plate glass while reducing the time to reach the set temperature.

The temperature of the preheating furnace 1 may be adjusted by adjusting the speed of the blower 140 for stirring.

4 and 5, in order to discharge the air having passed through the heater 120 to the outside, the air passing through the lower side of the heater 120 is forcibly transferred to the outside of the preheating furnace 1, A blower for blowing air 160 is provided on the outside of the other side of the casing 1 to a plurality of discharge dampers 170 selectively openable and closable on the wall in the lower side preheating furnace 1 of the heater 120, (180).

At this time, as described above, the heated air that has been cooled and moved to the upper side in the preheating furnace 1 may be discharged to the outside, but the heated air is again introduced through the inflow damper 130, So that it can be used.

As a result, the external air or the circulating air is stirred in the preheating furnace 1 as described above.

The chemical strengthening furnace 2 can be provided with a heater 120 as a heating element applied to the chemical strengthening furnace 2 so that the position of the heater 120 can be selectively adjusted, (KNO 3 ) solution by vertically, horizontally and in various directions to maximize the ionic reaction.

7 to 9, in the chemical strengthening furnace 2 in which potassium nitrate (KNO 3 ), which is a heat treatment solution, is filled to chemically strengthen the thin plate glass, a plurality of heaters 20 ).

The heater 20 is provided to heat the heat treatment solution to 350 to 500 DEG C so that the ion exchange reaction is performed on the surface of the thin plate glass.

The heater 20 may be selectively fixed to a plurality of heater holders 29 fixed at an interval on the inner side surface and the bottom surface of the container 9 provided in the chemical strengthening furnace 2 do.

8 and 9, the heater 20 is selectively installed on the side surface and the bottom surface of the container 9 provided in the chemical strengthening furnace 2, As shown in FIG.

The heater 20 is mainly in the form of a rod and is preferably installed horizontally in the chemical strengthening furnace 2.

9, when the heater 20 is installed only on the bottom surface of the vessel 9 as shown in FIG. 9A, the convection of the heat treatment solution is made from the lower side to the upper side 9B, if the heater 20 is installed only on the side surface, the convection of the heat treatment solution is made from the side surface to the center side. As shown in FIG. 9C, 9 (d), the convection of the heat treatment solution is formed on both the side surface and the bottom surface, and when the heat treatment solution is installed on both the side surface and the bottom surface, To the center side.

The above conditions are set so as to be adjustable according to the chemical strengthening heat treatment conditions and characteristics of the thin plate glass.

As a structure for implementing another method, a plurality of the chemical strengthening furnaces 2 may be provided, and the position of the heater 20 may be differently fixed for each of the chemical strengthening furnaces 2.

On the other hand, the slow cooling furnace 3 is provided with a plurality of heaters 20 horizontally longitudinally arranged symmetrically on both sides of the inner side of the annealing furnace 3 to be cooled after the tempered heat treatment of the thin plate glass, (3) outside the one side of the slow cooling furnace (3) so that outside air or circulating air is introduced through a plurality of inflow dampers (30) selectively openable and closable on the wall of the upper side slow cooling furnace The air blower 40 is connected to the inflow damper 30 through the air inflow path 42 and the external air or the internal circulating air introduced through the inflow damper 30 is supplied to the blower 40 And an air inlet path 50 for supplying air to the upper side of the heater 20 and passing through the plurality of longitudinally arranged heaters 20 and moving to the lower side.

The slow cooling furnace 3 is a device for tempering the thin plate glass through the chemical strengthening furnace 2 and gradually cooling down the temperature of the thin plate glass. The agitating action of the external air or the internal circulating air in the annealing furnace 3 The stress and flatness are stabilized on the surface of the thin plate glass, while the stress caused by the cooling is reduced in the thin plate glass.

At this time, the speed of the agitator blower 40 may be adjusted in order to adjust the temperature drop in the slow cooling furnace 3.

12 and 13, in order to cool the heater 20 and discharge the heated air moved to the upper side in the slow cooling path 3 to the outside, the heater 20 is passed through the lower side of the heater 20, Cooling blower 3 to the outer side of the slow cooling furnace 3 so that the air heated by the heating coil 20 is forcibly transferred to the outside of the slow cooling furnace 3, And is connected to a plurality of discharge dampers (70) selectively openable and closable as needed through an air discharge path (80).

At this time, as described above, the heated air that has been cooled by the heater 20 and moved to the upper side in the slow cooling path 3 may be discharged to the outside. However, the heated air flows again through the inflow damper 30, So that it can be used.

As a result of the above-described structure, the stirring operation of the outside air or the circulating air inside the slow cooling furnace 3 occurs.

On the other hand, as shown in Figs. 6, 10, and 16, the thin glass plate placed on the glass table 7 on the inner bottom of the preheating furnace 1, the chemical strengthening furnace 2, And a collection stand 90 for collecting pieces of glass or the like generated during processing.

At this time, a plurality of wheels 92 are provided on the lower part of the collection stand 90 provided in the preheating furnace 1 and the slow cooling furnace 3, in which the air is stirred, so as to be easily moved, And the collection support 90 provided in the chemical strengthening furnace 2 in which the heat treatment solution is stirred is chemically reinforced by the elevating means 96 provided on the upper side of the chemical strengthening furnace 2 as shown in FIG. So as to clean the collection tray 90 for use.

(1), the chemical strengthening furnace (2), and the chemical strengthening furnace (2) due to the maintenance of cleanliness in the preheating furnace (1), the chemical strengthening furnace (2) and the slow annealing furnace (3) And the conditions and the environment inside the annealing furnace 3 are maintained. Glass pieces or the like broken in the preheating furnace 1, the chemical strengthening furnace 2 and the slow annealing furnace 3 fall down to the lower side. When this happens, the preheating furnace 1, the chemical strengthening furnace 2, (1), the chemical strengthening furnace (2) and the slow annealing furnace (3) are reduced due to the agglomeration of the air or the heat treatment solution, thereby adversely affecting the production of the product . Therefore, by providing the collection stand 90 for periodic cleaning management, it is possible to smooth the production of the thin plate glass.

At this time, the wheels 92 are put on the lower part of the collection stand 90 provided in the preheating furnace 1 and the slow cooling furnace 3 where the air is stirred, and at the time of cleaning the outside of the preheating furnace 1 and the annealing furnace 3 It is possible to perform stable operation by pushing and unplugging. At this time, it is preferable to install a cleaning door (not shown) on the lower side of the preheating furnace 1 and the slow cooling furnace 3 so as to move the collection stand 90 to the outside.

Since the collection stand 90 provided in the chemical strengthening furnace 2 to which the heat treatment solution is agitated is cleaned by being lifted to the outside by using the lifting means 96 such as a hoist installed in the workshop, So that stable operation can be performed.

On the other hand, the preheating furnace 1, the chemical strengthening furnace 2, the slow cooling furnace 3, and the preheating furnace 4 are provided in order to feed the thin plate glass into the preheating furnace 1, the chemical tempering furnace 2, A plurality of heaters 210 are installed horizontally and longitudinally in a symmetrical manner on both sides of the conveyance truck 5 linearly moved on the conveyance rail 6 installed on the upper side of the furnace 3 and the cleaning furnace 4 do.

And a plurality of inflow dampers 220 selectively openable and closable on the wall of the upper side conveyance bogie 5 of the heater 210 so as to allow the circulation air of the outside or the inside to flow therethrough. And an agitating blower 240 is connected to the inflow damper 220 through an air inflow path 230 on the outside of the side plate.

At this time, the inflow damper 220 is selectively openable and closable, and for example, a switchable door is provided. In the state where the inflow damper 220 is opened, external air is introduced, and the internal air is stirred by the stirring blower 240. When the inflow damper 220 is closed, (220), and operates using the air as it is.

The external or internal circulating air introduced through the inflow damper 220 is supplied to the upper side of the heater 210 through the agitating blower 240 so as to be moved to the lower side through the plural heaters 210 arranged in the longitudinal direction An air inlet path 250 is provided.

The air that has passed through the lower side of the heater 210 and is heated by the heater 210 and then moved to the upper side is introduced into the inflow damper 220 to be continuously circulated.

17 to 19, the conveying carriage 5 is provided on an upper part of the tempering heat treatment apparatus in which the preheating furnace 1, the chemical strengthening furnace 2 and the annealing furnace 3 are sequentially provided, The temperature of the sheet glass can be appropriately maintained during conveyance by circulating air in the conveyance truck 5 while agitating it.

At this time, the speed of the stirring blower 240 may be adjusted in order to adjust the temperature in the conveyance truck 5.

The elevating table 270 is provided inside the conveying truck 5 so that the glass loading table 7 is moved up and down so that the both ends of the elevating table 270 are positioned inside the conveying truck 5 without the heater 210 And vertically moved on the guide rails 280 provided on both sides.

At this time, rollers 272 are provided at both ends of the platform 270, and guide rails 280 are formed to correspond to the rollers 272.

The provision of the rollers 272 on both sides of the platform 270 causes the coupling structure between the platform 270 and the guide rail 280 to cause a driving failure condition due to thermal deformation due to thermal expansion or the like This is to prevent it.

1: Preheating furnace 2: Chemical strengthening furnace
3: slow cooling furnace 4: cleaning furnace
5: Feeding carriage 7: Glass loading tray
20: heater 30: inflow damper
40: blower for stirring 50: air blower
60: exhaust blower 70: exhaust damper
80: Air outlet 90: Cradle for collection
92: wheel 120: heater
130: Inflow damper 140: Blower for stirring
150: air supply line 160: exhaust blower
170: exhaust damper 180: air exhaust path
210: heater 220: inflow damper
230: Air inflow path 240: Blower for stirring
250: with air inlet

Claims (10)

(1), the chemical strengthening furnace (2), the annealing furnace (3) and the cleaning furnace (3) for the purpose of preheating, chemical strengthening, slow cooling 4), characterized in that:
A plurality of heaters 120 are arranged in the horizontal direction in a longitudinal direction so as to be symmetrical to the inner sides of the preheating furnace 1 for preheating the thin plate glass to reinforce the thin plate glass through the chemical strengthening furnace 2, The outside of the preheating furnace 1 is provided with a stirring blower (not shown) on the outside of the preheating furnace 1 such that the outside air or the inside air is introduced through a plurality of inflow dampers 130 formed on the wall of the upper side preheating furnace 1 of the heater 120, 140 are connected to the inflow damper 130 through the air inflow path 142 and the outside air or the inside air introduced through the inflow damper 130 is supplied to the heater 120 through the agitating blower 140. [ And the air passing through the lower side of the heater 120 is supplied to the upper side of the preheating furnace 1 through the air inlet path 150 so as to be moved to the lower side through the plurality of longitudinally arranged heaters 120. [ (16) is provided outside the other side of the preheating furnace (1) so as to be forcibly transferred to the outside, 0 is connected to a plurality of discharge dampers 170 formed on the wall of the lower side preheating furnace 1 of the heater 120 so as to be opened and closed via an air discharge path 180,
A plurality of heaters 20 are horizontally longitudinally arranged symmetrically on both sides of the inner side of the annealing furnace 3 which is cooled after the tempered heat treatment of the thin plate glass through the chemical strengthening furnace 2, (3) outside the one side of the slow cooling furnace (3) so that the outside air or the inside circulating air is introduced through the plurality of inflow dampers (30) formed on the wall of the upper side slow cooling furnace (3) Is connected to the inflow damper 30 through the air inflow path 42 and the external air or the internal circulating air introduced through the inflow damper 30 is supplied to the heater 20 through the agitating blower 40 The air introduced through the lower side of the heater 20 and heated by the heater 20 is supplied to the upper side of the heater 20 so as to be moved to the lower side through the plurality of longitudinally arranged heaters 20. [ (3) to be forcedly fed to the outside of the gradual cooling path (3) Wherein the air flow 60 is connected to a plurality of discharge dampers 70 formed on the wall of the upper side slow cooling furnace 3 of the heater 20 so as to be openable and closable through an air discharge path 80. [ Glass tempering heat treatment apparatus.
The method according to claim 1,
The chemical strengthening furnace (2) is provided with a plurality of heaters (20) inside a chemical strengthening furnace (2) in which a heat treatment solution is filled to chemically strengthen the thin glass,
The heater (20)
And is fixedly coupled to a plurality of heater fixing rods (29) fixed at a predetermined interval on side surfaces and bottom surfaces in a container (9) provided inside the chemical strengthening furnace (2) so that convection of the heat treating solution Wherein the heat treatment is performed in a direction parallel to the substrate.
3. The method of claim 2,
The plurality of chemical strengthening furnaces (2) are provided,
Characterized in that the position of the heater (20) is fixed to each of the chemical strengthening furnaces (2) in a different manner so that the convection of the annealing solution can proceed in all directions.
The method according to claim 2 or 3,
Wherein the heater (20) is in the form of a rod and is installed horizontally in the chemical strengthening furnace (2).
The method according to claim 1,
The non-product including glass fragments generated during the tempering process of the thin plate glass placed on the glass table 7 at the inner bottom of the preheating furnace 1, the chemical strengthening furnace 2 and the slow annealing furnace 3 Further comprising a collection receptacle (90) for collection of the glass.
The method according to claim 1,
In order to collect the artefacts including the glass fragments generated in the process of strengthening heat treatment of the sheet glass adhered to the glass mounting table 7 at the inner bottom portion of the preheating furnace 1 and the slow cooling furnace 3, , And a plurality of wheels (92) are installed on the lower portion of the collection stand (90) so as to be movable.
The method according to claim 6,
Wherein a cleaning opening / closing door is provided on a lower side of the preheating furnace (1) and the annealing furnace (3) so as to move the collection stand (90) to the outside.
The method according to claim 1,
A chemical strengthening furnace 2 and a slow annealing furnace 3 for feeding the thin plate glass into the preheating furnace 1, the chemical strengthening furnace 2, the annealing furnace 3 and the washing furnace 4, A plurality of heaters 210 are provided in the horizontal direction and arranged symmetrically to both inner sides of the conveying carriage 5 linearly moved on the conveying rail 6 provided on the upper side of the cleaning furnace 4,
A plurality of blowing dampers 220 formed on the wall of the upper side transportation bogie 5 of the heater 210 so as to allow the circulating air to flow in or out through the plurality of inflow dampers 220, (240) is connected to the inflow damper (220) through an air inflow path (230)
The external or internal circulating air introduced through the inflow damper 220 is supplied to the upper side of the heater 210 through the agitating blower 240 so as to be moved to the lower side through the plural heaters 210 arranged in the longitudinal direction By providing the air inlet path 250,
The air that has passed through the lower side of the heater 210 and is heated by the heater 210 and then moved to the upper side flows into the inflow damper 220 again to circulate continuously so that the temperature deviation in the transfer car 5 Wherein the thin glass reinforced thermo-treating apparatus is configured to remove the thin film glass.
9. The method of claim 8,
The elevating table 270 is provided inside the conveying truck 5 so that the glass loading table 7 is moved up and down so that the both ends of the elevating table 270 are positioned inside the conveying truck 5 without the heater 210 And vertically moved on the guide rails (280) installed on both sides.
10. The method of claim 9,
Wherein a roller (272) is provided at both ends of the platform (270) and a guide rail (280) is formed to correspond to the roller (272).
KR1020130024550A 2013-03-07 2013-03-07 Heat treat apparatus for tempering a thin glass KR101406508B1 (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160088541A (en) * 2015-01-16 2016-07-26 김한곤 Strengthening heat treat apparatus for thin glass having double chemical strengthening furnace
CN109813125A (en) * 2019-03-18 2019-05-28 彭武星 A kind of vertical cooling kiln of sinter of the uniform ventilation device of band
CN113045221A (en) * 2019-12-26 2021-06-29 三星显示有限公司 Glass substrate chemical strengthening furnace device
US20220002193A1 (en) * 2020-07-06 2022-01-06 Samsung Display Co., Ltd. Strengthened Glass Manufacturing Apparatus and Strengthened Glass Manufacturing Method Using the Same
CN114213040A (en) * 2022-01-12 2022-03-22 蓝思科技(长沙)有限公司 Glass strengthening method

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KR20080024440A (en) * 2006-09-13 2008-03-18 에스펙 가부시키가이샤 Heat treatment apparatus
KR100866844B1 (en) 2008-04-29 2008-11-04 김한곤 Heat treat apparatus for tempering a thin glass

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Publication number Priority date Publication date Assignee Title
KR19990071351A (en) * 1998-02-09 1999-09-27 시마자키 기요시 Ventilator of environmental devices
KR20080024440A (en) * 2006-09-13 2008-03-18 에스펙 가부시키가이샤 Heat treatment apparatus
KR100866844B1 (en) 2008-04-29 2008-11-04 김한곤 Heat treat apparatus for tempering a thin glass

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160088541A (en) * 2015-01-16 2016-07-26 김한곤 Strengthening heat treat apparatus for thin glass having double chemical strengthening furnace
KR101664650B1 (en) 2015-01-16 2016-10-11 김한곤 Strengthening heat treat apparatus for thin glass having double chemical strengthening furnace
CN109813125A (en) * 2019-03-18 2019-05-28 彭武星 A kind of vertical cooling kiln of sinter of the uniform ventilation device of band
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US11952309B2 (en) 2019-12-26 2024-04-09 Samsung Display Co., Ltd. Glass substrate chemical strengthening furnace apparatus
US20220002193A1 (en) * 2020-07-06 2022-01-06 Samsung Display Co., Ltd. Strengthened Glass Manufacturing Apparatus and Strengthened Glass Manufacturing Method Using the Same
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