CN115010350A - Device and method for production stability of substrate glass - Google Patents
Device and method for production stability of substrate glass Download PDFInfo
- Publication number
- CN115010350A CN115010350A CN202210600783.1A CN202210600783A CN115010350A CN 115010350 A CN115010350 A CN 115010350A CN 202210600783 A CN202210600783 A CN 202210600783A CN 115010350 A CN115010350 A CN 115010350A
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- China
- Prior art keywords
- air
- collecting cover
- air inlet
- substrate glass
- edge
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
- C03B17/064—Forming glass sheets by the overflow downdraw fusion process; Isopipes therefor
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
- C03B17/067—Forming glass sheets combined with thermal conditioning of the sheets
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
- C03B17/068—Means for providing the drawing force, e.g. traction or draw rollers
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving 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)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The invention discloses a device and a method for producing stable substrate glass, which comprises two parts which are symmetrically arranged, wherein each part comprises a edging roller, one side of the edging roller is connected with an edging shaft, the inner side of the edging shaft is provided with an air inlet pipe, the outer side of the edging shaft is provided with a fixed machine body, one side of the fixed machine body is connected with an air collecting cover, the bottom of the air collecting cover is provided with an air inlet pipe connecting hole, the air inlet pipe passes through the connecting hole, the inner side of the air collecting cover, close to the air inlet pipe, is provided with a sealing baffle ring, the outer part of the air collecting cover is provided with a fastening ring, the air inlet pipe is fixed on the air collecting cover by the sealing baffle ring and the fastening ring, the outer side of the air collecting cover is connected with an exhaust pipe, the air inlet of the air inlet pipe and the air outlet of the exhaust pipe are both provided with temperature monitoring devices, glass is arranged between the edging rollers of the two parts, the air collecting cover provided by the invention does not influence the rotation of the edging shaft, and the hot air is exhausted out of the room by arranging a fan and the exhaust pipe, the stability of the environment of the molding area is facilitated, the indoor operation environment is improved, and the operation efficiency is improved.
Description
Technical Field
The invention relates to the field of glass manufacturing, in particular to a device and a method for producing stable substrate glass.
Background
The overflow method for producing substrate glass is characterized in that molten glass flows out from two sides of an overflow device and converges at the brick tip, the two sides of a glass plate are clamped by an edge roller and rapidly cooled, so that the inward shrinkage of the glass plate is inhibited, the effective plate width of the substrate glass is improved, and simultaneously, the glass in an effective area is not contacted with other objects, so that the smoothness of the glass surface is ensured.
With the continuous development of liquid crystal display towards advanced generations, for the production of substrate glass, the increasing of the sheet width and the increasing of the leading speed mean that the difficulty of forming quality control is continuously increased, and higher requirements are put forward for the operating environment of forming equipment, and the stability of the environment and the rapidity of operation are required. At present, the discharge of cooling air of the edge roller is an important factor influencing the environmental change and the operation of a forming area, the direct-discharge high-temperature cooling air cooled in the furnace not only directly influences the environmental change in the forming area, but also increases the operation difficulty of personnel and reduces the operation efficiency because the damage of high-temperature airflow to the personnel is required to be prevented during operation,
the edge-drawing shaft is always in a relative rotation state and clamps the glass in production, and the air pipe inserted into the edge-drawing shaft cannot rotate along with the edge-drawing shaft because peripheral wiring needs to be fixed, so that high-temperature air subjected to heat exchange in the cavity is freely discharged along the shaft cavity. With the increase of the output of the production of advanced substrate glass, the air volume of the edge roller is increased, the requirements of the field environment are higher and higher, and the discharge of cooling air of the edge roller is a great technical problem influencing the production stability and the process operation.
Disclosure of Invention
The invention aims to provide a device and a method for producing stable substrate glass, which solve the problems of unstable working environment and low working efficiency in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a device for base plate glass production is stable, including the two parts that the symmetry set up, every part is including drawing the limit running roller, draw limit running roller one side to be connected with draws the limit axle, draw limit axle inboard to be provided with the air-supply line, draw limit off the off-axial outside and be provided with fixed organism, fixed organism one side is connected with the air-collecting cover, the air-collecting cover surface is provided with air-supply line connecting hole, the air-supply line passes the connecting hole, the inboard that the air-collecting cover is close to the air-supply line outer wall is provided with sealed fender ring, the outside is provided with the tighrening ring, sealed fender ring fixes the air-supply line on the air-collecting cover with the tighrening ring, the air exit is connected to the air-collecting cover outside, the air intake of air-supply line all is provided with temperature monitoring device with the air exit department of air-discharge line, placed glass in the middle of the two parts draw the limit running roller.
Preferably, the free end of the air-collecting cover is provided with an annular clamping groove, and the air-collecting cover is fixed on the fixed machine body through the annular clamping groove.
Preferably, an exhaust pipe connecting port is arranged in the air collecting cover, and the exhaust pipe is connected with the air collecting cover through the exhaust pipe connecting port.
Preferably, the exhaust outlet of the exhaust duct is provided with a fan.
Preferably, the air inlet of the air inlet pipe is provided with a flow meter.
Preferably, the edging roller is cylindrical in shape.
Preferably, the edge-drawing roller and the edge-drawing shaft are hollow to form an inner cavity.
A method for substrate glass production stabilization, comprising the steps of:
the method comprises the following steps: inserting the edge-drawing roller into the furnace, rotating under the action of the fixed machine body, and cooling air enters the edge-drawing roller through the air inlet pipe to cool the glass;
step two: cooling air is exchanged in the edge-drawing roller and then rapidly heated to form hot air, and the hot air is rapidly discharged along the cavity inside the edge-drawing shaft and enters the air-collecting cover;
step three: under the action of the fan, the hot air is exhausted outdoors along the exhaust pipe;
step four: the temperature monitoring device is used for dynamically monitoring the temperatures of the air inlet and the air outlet, calculating a temperature difference value, adjusting the temperature difference value and ensuring the consistency of the temperature difference value.
Preferably, the temperature adjusting method in the fourth step is as follows:
controlling the wind speed, adjusting the frequency of the fan, and accelerating or slowing down the internal circulation speed of the cooling wind according to the change of the temperature difference;
preferably, the temperature adjusting method of step four further includes:
controlling the temperature, namely adjusting the temperature of cooling air at the air inlet according to the change of the temperature difference;
and flow control, namely adjusting the air inlet quantity through a flowmeter according to the change of the temperature difference.
Compared with the prior art, the invention has the following beneficial effects: the invention discloses a device and a method for producing and stabilizing substrate glass, which comprises two symmetrically arranged parts, wherein glass is arranged between two edge-drawing rollers, the two sides of the glass can be uniformly cooled and radiated, each part comprises the edge-drawing rollers, one side of each edge-drawing roller is connected with an edge-drawing shaft, the inner side of each edge-drawing shaft is provided with an air inlet pipe, the outer side of each edge-drawing shaft is provided with a fixed machine body, the fixed machine body controls the edge-drawing rollers to rotate, one side of the fixed machine body is connected with an air collecting cover, the bottom of the air collecting cover is provided with an air inlet pipe connecting hole, the air inlet pipe penetrates through the connecting hole, the inner side of the air collecting cover close to the air inlet pipe is provided with a sealing baffle ring, the outer part of the air collecting cover is provided with a fastening ring, the air inlet pipe is fixed on the air collecting cover by the sealing baffle ring and the fastening ring, the hot air is prevented from leaking into a room, the outer side of the air collecting cover is connected with an exhaust pipe, the hot air can be exhausted to the outside, and the stability of an operating environment is ensured, temperature monitoring devices are arranged at the air inlet of the air inlet pipe and the air outlet of the exhaust pipe, so that the temperature can be monitored;
furthermore, the air outlet of the exhaust pipe is provided with the fan, so that the exhaust efficiency is improved, and the hot air is exhausted outdoors without influencing the indoor ambient airflow and temperature fluctuation;
furthermore, a flowmeter is arranged at an air inlet of the air inlet pipe, so that the flow of cooling air can be adjusted, and the temperature difference between the air inlet and the air outlet is adjusted;
a method for producing and stabilizing base plate glass is characterized in that a drawing edge roller is inserted into a furnace and rotates under the action of a fixed machine body, and cooling air enters the drawing edge roller through an air inlet pipe to cool the glass; cooling air is exchanged in the edge-pulling roller and then rapidly heated to form hot air, and the hot air is rapidly discharged along the cavity inside the edge-pulling shaft and enters the air-collecting cover; under the action of the fan, the hot air is exhausted to the outside along the exhaust pipe; the temperature monitoring device is used for dynamically monitoring the temperatures of the air inlet and the air outlet, calculating the temperature difference value, adjusting the temperature difference value, ensuring the consistency of the temperature difference value, and ensuring the consistency of the temperatures of two sides of the glass by ensuring the consistency of the temperature difference value.
Furthermore, the consistency of the temperature difference can be adjusted more quickly by three adjusting methods, and the working efficiency of workers is improved.
Drawings
FIG. 1 is a schematic structural view of a conventional apparatus for stabilizing glass substrates;
FIG. 2 is a schematic view showing the structure of an apparatus for stabilizing the production of a substrate glass according to the present invention;
FIG. 3 is an enlarged view of the sealing portion of the air-collecting cover of the apparatus for stabilizing the production of substrate glass according to the present invention;
FIG. 4 is a schematic view of the structure of a wind-collecting cover of a device for stabilizing the production of substrate glass according to the present invention.
In the figure: 1-glass, 2-edge roller, 3-air pipe, 4-edge roller, 5-fixed machine body, 6-air collecting cover, 7-sealing baffle ring, 8-fastening ring, 9-exhaust pipe and 10-exhaust fan.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
As shown in FIGS. 2-3, the present invention provides a device for stabilizing the production of substrate glass, comprising two symmetrically arranged parts, each of which comprises a edging roller 2, one side of the edging roller 2 is connected with an edging shaft 4, an air inlet pipe 3 is arranged on the inner side of the edging shaft 4, an air collecting cover 6 and an air outlet pipe 9 are arranged at the inlet of the air pipe 3 and the edging shaft 4, a fixed machine body 5 is arranged on the outer side of the edging shaft 4, the air collecting cover 6 is fixed on the machine body 5 in the form of a ring-shaped clamping groove 61, an air inlet pipe connecting hole 63 is arranged at the bottom of the air collecting cover 6, the air inlet pipe 3 passes through the connecting hole 63, a sealing baffle ring 7 is arranged on the inner side of the air collecting cover 6 close to the air inlet pipe 3, a fastening ring 8 is arranged on the outer side of the air collecting cover 6, the air outlet pipe 9 is connected with the air collecting cover 6 through an air outlet pipe connecting hole 62, a fan 10 is arranged at the opening of the air outlet pipe 9, the hot air is discharged out of the room through the fan 10, the air inlet of the air inlet pipe 3 and the air outlet of the air exhaust pipe 9 are both provided with temperature monitoring devices, the temperature can be detected, the air inlet of the air inlet pipe 3 is provided with a flowmeter, the air inlet flow of cooling air can be controlled, the edge-drawing roller 2 and the edge-drawing shaft 4 are hollow inside to form an inner cavity, and the edge-drawing roller 2 is cylindrical.
A method for substrate glass production stabilization, comprising the steps of:
the method comprises the following steps: the edge-drawing roller 2 is inserted into the furnace and rotates under the action of the fixed machine body 5, and cooling air enters the edge-drawing roller 2 through the air inlet pipe 3 to cool the glass 1;
step two: cooling air is exchanged in the edge-drawing roller 2 and then rapidly heated to form hot air, and the hot air is rapidly discharged along the inner cavity of the edge-drawing shaft 4 and enters the air-collecting cover;
step three: under the action of the fan 10, the hot air is discharged to the outside along the exhaust pipe 9;
step four: the temperature monitoring device is used for dynamically monitoring the temperature of the air inlet and the air outlet, calculating the temperature difference value, adjusting the temperature difference value, ensuring the consistency of the temperature difference value, and the adjusting methods are as follows,
the first adjusting method comprises the following steps: controlling the wind speed, adjusting the frequency of the fan 10, and accelerating or slowing down the internal circulation speed of the cooling wind according to the change of the temperature difference;
and a second adjusting method: controlling the temperature, namely adjusting the temperature of cooling air at the air inlet according to the change of the temperature difference;
the third adjusting method comprises the following steps: and flow control, namely adjusting the air inlet quantity through a flowmeter according to the change of the temperature difference.
Although embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments and fields of application, which are merely illustrative, indicative and not restrictive. Those skilled in the art, having the benefit of this disclosure, may effect numerous modifications thereto without departing from the scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a device for base plate glass production is stable, its characterized in that, including the two parts that the symmetry set up, every part is including drawing limit running roller (2), draw limit running roller (2) one side and be connected with and draw limit axle (4), draw limit axle (4) inboard and be provided with air-supply line (3), it is provided with fixed organism (5) to draw limit axle (4) outside, fixed organism (5) one side is connected with wind-collecting cover (6), wind-collecting cover (6) surface is provided with air-supply line connecting hole (63), and air-supply line (3) pass connecting hole (63), the inboard that wind-collecting cover (6) are close to air-supply line (3) outer wall is provided with sealed fender ring (7), and the outside is provided with tighrening ring (8), sealed fender ring (7) and tighrening ring (8) fix air-supply line (3) on wind-collecting cover (6), the air-collecting cover (6) outside is connected with exhaust pipe (9), the air inlet of the air inlet pipe (3) and the air outlet of the air exhaust pipe (9) are both provided with temperature monitoring devices, and glass is placed between the two edge-drawing rollers (2).
2. The device for stabilizing the production of the substrate glass according to claim 1, wherein the free end of the air-collecting hood (6) is provided with a ring-shaped slot (61), and the air-collecting hood (6) is fixed on the fixed machine body (5) through the ring-shaped slot (61).
3. The apparatus for substrate glass production stabilization according to claim 1, wherein an exhaust duct connection port (62) is provided in the air collection hood (6), and the exhaust duct (9) is connected with the air collection hood (6) through the exhaust duct connection port (62).
4. An apparatus for substrate glass production stabilization according to claim 1, characterized in that the exhaust outlet of the exhaust duct (9) is provided with a fan (10).
5. An apparatus for substrate glass production stabilization according to claim 1, characterized in that the air intake of the air intake duct (3) is provided with a flow meter.
6. An apparatus for substrate glass production stabilization according to claim 1, characterized in that the edging roll (2) is cylindrical in shape.
7. An apparatus for substrate glass production stabilization according to claim 1, characterized in that the edging roll (2) and edging shaft (4) are internally hollow, forming an internal cavity.
8. A method for substrate glass production stabilization, characterized by comprising, based on the apparatus of any one of claims 1 to 8, the steps of:
the method comprises the following steps: the edge-drawing roller (2) is inserted into the furnace and rotates under the action of the fixed machine body (5), and cooling air enters the edge-drawing roller (2) through the air inlet pipe (3) to cool the glass;
step two: cooling air is exchanged in the edge-drawing roller (2) and then rapidly heated to form hot air, and the hot air is rapidly discharged along the inner cavity of the edge-drawing shaft (4) and enters the air-collecting cover (6);
step three: under the action of the fan (10), the hot air is discharged to the outside along the exhaust pipe (9);
step four: the temperature monitoring device is used for dynamically monitoring the temperatures of the air inlet and the air outlet, calculating a temperature difference value, adjusting the temperature difference value and ensuring the consistency of the temperature difference value.
9. The method for substrate glass production stabilization according to claim 9, characterized in that the step four temperature adjustment method is:
and controlling the wind speed, adjusting the frequency of the fan (10), and accelerating or slowing down the internal circulation speed of the cooling wind according to the change of the temperature difference.
10. The method for substrate glass production stabilization according to claim 9, wherein the step four temperature adjustment method further comprises:
controlling the temperature, namely adjusting the temperature of cooling air at the air inlet according to the change of the temperature difference;
and flow control, namely adjusting the air inlet quantity through a flowmeter according to the change of the temperature difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210600783.1A CN115010350B (en) | 2022-05-30 | 2022-05-30 | Device and method for stabilizing production of substrate glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210600783.1A CN115010350B (en) | 2022-05-30 | 2022-05-30 | Device and method for stabilizing production of substrate glass |
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| Publication Number | Publication Date |
|---|---|
| CN115010350A true CN115010350A (en) | 2022-09-06 |
| CN115010350B CN115010350B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210600783.1A Active CN115010350B (en) | 2022-05-30 | 2022-05-30 | Device and method for stabilizing production of substrate glass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115784574A (en) * | 2022-12-09 | 2023-03-14 | 彩虹显示器件股份有限公司 | Sliding sealing window structure of edge roller and manufacturing method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108101345A (en) * | 2017-11-22 | 2018-06-01 | 彩虹显示器件股份有限公司 | A kind of glass substrate forming equipment adjusts system and method with integrated form thickness wind |
| CN110395882A (en) * | 2019-07-12 | 2019-11-01 | 彩虹（合肥）液晶玻璃有限公司 | Draw side axis component and edge machine |
-
2022
- 2022-05-30 CN CN202210600783.1A patent/CN115010350B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108101345A (en) * | 2017-11-22 | 2018-06-01 | 彩虹显示器件股份有限公司 | A kind of glass substrate forming equipment adjusts system and method with integrated form thickness wind |
| CN110395882A (en) * | 2019-07-12 | 2019-11-01 | 彩虹（合肥）液晶玻璃有限公司 | Draw side axis component and edge machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115784574A (en) * | 2022-12-09 | 2023-03-14 | 彩虹显示器件股份有限公司 | Sliding sealing window structure of edge roller and manufacturing method |
| CN115784574B (en) * | 2022-12-09 | 2024-05-14 | 彩虹显示器件股份有限公司 | Sliding sealing window structure of edge roller and manufacturing method |
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| Publication number | Publication date |
|---|---|
| CN115010350B (en) | 2023-09-22 |
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