CN114394735A - Quick cooling device and microcrystalline glass production line - Google Patents
Quick cooling device and microcrystalline glass production line Download PDFInfo
- Publication number
- CN114394735A CN114394735A CN202210124144.2A CN202210124144A CN114394735A CN 114394735 A CN114394735 A CN 114394735A CN 202210124144 A CN202210124144 A CN 202210124144A CN 114394735 A CN114394735 A CN 114394735A
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- cooling device
- pipe body
- coil pipe
- glass
- air
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- 239000011521 glass Substances 0.000 title claims abstract description 65
- 238000001816 cooling Methods 0.000 title claims abstract description 64
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000002241 glass-ceramic Substances 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 abstract description 16
- 230000008025 crystallization Effects 0.000 abstract description 16
- 238000005336 cracking Methods 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 20
- 239000006121 base glass Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 5
- 230000008646 thermal stress Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- -1 lithium-aluminum-silicon Chemical compound 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000500 β-quartz Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Glass Compositions (AREA)
Abstract
The embodiment of the application provides a quick cooling device and glass ceramic production line. The quick cooling device is used for quickly cooling the formed large-size glass ceramics. The quick-cooling device is formed with fluid passage including the coil pipe body that is the heliciform type, the inside cavity of coil pipe body, and the one end of coil pipe body is provided with the air inlet, and the outer wall of coil pipe body is provided with a plurality of air vents that are used for the air-out, and the air output that is located coil pipe body central point and puts is greater than the air output that is located coil pipe body border position. The quick cooling device in this embodiment, it is including the coil pipe body that is the heliciform type, and is provided with the air vent that is used for the air-out on the coil pipe body. When the quick cooling device in the embodiment is used for cooling the basic glass, the air output quantity of the central position of the coil pipe body is greater than that of the edge position of the coil pipe body, so that the quick cooling device can uniformly and quickly cool the microcrystalline glass, and the formed large-size basic glass is prevented from cracking due to uncontrollable crystallization and nonuniform cooling.
Description
Technical Field
The application relates to the field of microcrystalline glass manufacturing, in particular to a quick cooling device and a microcrystalline glass production line.
Background
This section provides background information related to the present application and is not necessarily prior art.
The ultra-low expansion transparent glass ceramics is a composite material consisting of beta-quartz solid solution nano crystalline phase and glass phase obtained by precisely controlling the microcrystallization of lithium-aluminum-silicon glass, the thermal expansion coefficient of the glass ceramics is close to zero, only one thousand times of metal and one hundred times of glass or ceramic, and the glass ceramics has excellent temperature shock resistance and high temperature resistance. When the ultra-low expansion glass ceramics are produced, because the base glass of the ultra-low expansion glass ceramics has poor thermal stability and can generate uncontrollable crystallization when the temperature is higher than 650 ℃ for a long time, after the meter-level glass ceramics are formed, the base glass needs to be rapidly cooled to quickly exceed the crystallization temperature. In the related art, after the large-size ultra-low expansion glass ceramics are formed, the upper surface of the large-size ultra-low expansion glass ceramics is blown by compressed air for quenching. The lower surface contacts with the mould and naturally cools, and natural cooling can lead to the uncontrollable crystallization of basic glass, and the local thermal stress of microcrystalline glass too big can cause the fracture simultaneously, therefore how to avoid microcrystalline glass fracture is the problem that needs to solve at present urgently.
Disclosure of Invention
The application aims to provide a quick cooling device and a microcrystalline glass production line, so as to solve the problems of easy cracking and uncontrollable crystallization in the process of producing microcrystalline glass in the prior art. In order to achieve the above purpose, the present application provides the following technical solutions:
embodiments of the first aspect of the present application provide a rapid cooling device, which is used for rapid cooling after forming large-size glass ceramics. The quick-cooling device is formed with fluid passage including the coil pipe body that is the heliciform type, the inside cavity of coil pipe body, and the one end of coil pipe body is provided with the air inlet, and the outer wall of coil pipe body is provided with a plurality of air vents that are used for the air-out, and the air output that is located coil pipe body central point and puts is greater than the air output that is located coil pipe body border position.
According to the rapid cooling device in this embodiment, it is including being the coil pipe body of heliciform type, and is provided with the air vent that is used for the air-out on the coil pipe body. In the related art, the base glass of the microcrystalline glass has poor thermal stability, and uncontrollable crystallization can be generated when the temperature is higher than 650 ℃ for a long time, so that after the microcrystalline glass is formed, the base glass needs to be rapidly cooled to enable the base glass to rapidly exceed the crystallization temperature. In the related art, when the base glass is cooled, the temperature drop of the edge of the base glass is greater than that of the middle position, so that the microcrystalline glass is easily subjected to thermal stress, and the microcrystalline glass is cracked. When the quick cooling device in the embodiment is used for cooling the basic glass, the air output quantity of the central position of the coil pipe body is greater than that of the edge position of the coil pipe body, so that the quick cooling device can uniformly and quickly cool the microcrystalline glass, and cracking of the formed large-size foundation due to uncontrollable crystallization and nonuniform cooling is avoided.
In addition, according to the embodiment of the application, the following additional technical features can be provided:
in some embodiments of the present application, the spacing between adjacent vents increases from the end located at the center of the coil body to the end located at the edge.
In some embodiments of the present application, the rapid cooling device further comprises a gas supply device in communication with the gas inlet, the gas supply device configured to input gas to the coil body.
In some embodiments of the present application, the rapid cooling device further comprises a refrigerating apparatus, one end of which communicates with the air supply apparatus.
In some embodiments of the present application, the coil body is a copper tube.
Embodiments of the second aspect of the present application provide a microcrystalline glass production line, including the rapid cooling device in any one of the embodiments of the first aspect.
According to the microcrystalline glass production line in the embodiment of the present application, since the microcrystalline glass production line includes the rapid cooling device in any embodiment of the first aspect, the microcrystalline glass production line also has the beneficial effects of any embodiment of the first aspect, and details are not repeated here.
In some embodiments of the present application, the microcrystalline glass production line further comprises a mold for containing a glass solution to form microcrystalline glass, wherein the bottom of the mold is provided with at least one temperature sensor for measuring the temperature of the mold.
In some embodiments of the present application, the rapid cooling device further includes a gas supply device, the gas supply device is communicated with the gas inlet, the gas supply device is configured to input gas into the coil body, the microcrystalline glass production line further includes a signal receiver, a signal processor and a controller, the signal receiver is used for receiving the temperature signal of the temperature sensor, the signal processor is used for sending out a control signal according to the received temperature signal, and the controller is capable of receiving the control signal and adjusting the air volume of the gas supply device according to the control signal.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Like reference numerals refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of a coil body of a rapid cooling device in an embodiment of the present application;
fig. 2 is a positional relationship diagram of a mold and a coil body of a rapid cooling device in a crystallized glass production line in an embodiment of the present application.
The reference numbers are as follows:
100-coil body; 200-vent hole; 400-a mould; 500-temperature sensor.
Detailed Description
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is also obvious for a person skilled in the art to obtain other embodiments according to the drawings.
For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the description herein are intended to be within the scope of the present disclosure.
The ultra-low expansion transparent glass ceramics is a composite material consisting of beta-quartz solid solution nano crystalline phase and glass phase obtained by precisely controlling the microcrystallization of lithium-aluminum-silicon glass, the thermal expansion coefficient of the glass ceramics is close to zero, only one thousand times of metal and one hundred times of glass or ceramic, and the glass ceramics has excellent temperature shock resistance and high temperature resistance. When the ultra-low expansion glass ceramics (hereinafter referred to as glass ceramics) are produced, because the basic glass of the ultra-low expansion glass ceramics has poor thermal stability and can generate uncontrollable crystallization when the temperature is higher than 650 ℃ for a long time, after the meter-level glass ceramics is formed, the basic glass needs to be rapidly cooled to quickly exceed the crystallization temperature. In the related art, after the large-size ultra-low expansion glass ceramics are formed, the upper surface of the large-size ultra-low expansion glass ceramics is blown by compressed air for quenching. The lower surface is contacted with the die for natural cooling, which easily causes the cracking of the microcrystalline glass due to overlarge local thermal stress, so how to avoid the cracking of the microcrystalline glass is a problem which needs to be solved urgently at present.
As shown in fig. 1, the embodiment of the first aspect of the present application provides a rapid cooling device for rapid cooling after forming large-sized glass ceramics. The quick-cooling device is formed with fluid passage including the coil pipe body 100 that is the heliciform type, the inside cavity of coil pipe body 100, and the one end of coil pipe body 100 is provided with the air inlet, and the outer wall of coil pipe body 100 is provided with a plurality of air vents 200 that are used for the air-out, and the air output that is located coil pipe body 100 central point and puts is greater than the air output that is located coil pipe body 100 border position.
According to the instant cooling device in this embodiment, the device includes a spiral coil body 100, and the coil body 100 is provided with a vent 200 for air outlet. In the related art, the base glass of the microcrystalline glass has poor thermal stability, and uncontrollable crystallization can be generated when the temperature is higher than 650 ℃ for a long time, so that after the microcrystalline glass is formed, the base glass needs to be rapidly cooled to enable the base glass to rapidly exceed the crystallization temperature. In the related art, when the base glass is cooled, the temperature drop of the edge of the base glass is greater than that of the middle position, so that the microcrystalline glass is easily subjected to thermal stress, and the microcrystalline glass is cracked. When the quick cooling device in the embodiment is used for cooling the basic glass, the air output of the central position of the coil body 100 is greater than the air output of the edge position of the coil body 100, so that the quick cooling device can uniformly and quickly cool the microcrystalline glass, and the formed large-size basic glass is prevented from cracking due to uncontrollable crystallization and nonuniform cooling.
In this embodiment, the air inlet may be disposed at any end of the coil body 100, and the end of the coil body 100 away from the air inlet needs to be sealed to ensure that the air can be blown out from the vent 200.
In some embodiments of the present application, the spacing between adjacent vents 200 increases from the end located at the center of the coil body 100 to the end located at the edge. In this embodiment, the air holes 200 located in the middle of the coil body 100 are relatively dense, and the air holes 200 located at the edge of the coil body 100 are relatively sparse, so that the air output at the middle of the coil body 100 is greater than the air output at the edge of the coil body 100 when the diameters of the air holes 200 are the same. In some specific embodiments, the diameter of the vent 200 may be 2 mm.
In some embodiments of the present application, the rapid cooling device further comprises a gas supply device in communication with the gas inlet, the gas supply device configured to input gas to the coil body 100. In the present embodiment, the air supply device may be a blower, or may be a device having an air supply function such as a fan, which supplies air to the air inlet of the coil body 100 and blows the air out of the ventilation hole 200 through the fluid passage.
In some embodiments of the present application, the rapid cooling device further comprises a refrigerating apparatus, one end of which communicates with the air supply apparatus. In this embodiment, in order to further rapidly cool the formed glass ceramics, some refrigeration equipment, such as a liquid nitrogen tank, may be provided in the rapid cooling device, and the liquid nitrogen absorbs a large amount of heat when vaporized from a liquid state to a gaseous state, so that the glass ceramics can be cooled more rapidly when applied to the rapid cooling device.
In some embodiments of the present application, the coil body 100 is a copper tube. In this embodiment, since the copper tube has strong and corrosion-resistant characteristics, the coil body 100 can be made of the copper tube.
Embodiments of the second aspect of the present application provide a microcrystalline glass production line, including the rapid cooling device in any one of the embodiments of the first aspect.
According to the microcrystalline glass production line in the embodiment of the present application, since the microcrystalline glass production line includes the rapid cooling device in any one of the embodiments of the first aspect, the microcrystalline glass production line also has the advantageous effects of any one of the embodiments of the first aspect, specifically, the rapid cooling device includes the spiral coil body 100, and the coil body 100 is provided with the vent 200 for blowing air. In the related art, the base glass of the microcrystalline glass has poor thermal stability, and uncontrollable crystallization can be generated when the temperature is higher than 650 ℃ for a long time, so that after the microcrystalline glass is formed, the base glass needs to be rapidly cooled to enable the base glass to rapidly exceed the crystallization temperature. In the related art, when the base glass is cooled, the temperature drop of the edge of the base glass is greater than that of the middle position, so that the microcrystalline glass is easily subjected to thermal stress, and the microcrystalline glass is cracked. When the quick cooling device in the embodiment is used for cooling the basic glass, the air output of the central position of the coil body 100 is greater than the air output of the edge position of the coil body 100, so that the quick cooling device can uniformly cool the microcrystalline glass, and the formed large-size basic glass is prevented from cracking due to uncontrollable crystallization and nonuniform cooling.
As shown in fig. 2, in some embodiments of the present application, the microcrystalline glass production line further comprises a mold 400, the mold 400 is used for containing a glass solution to form microcrystalline glass, the bottom of the mold 400 is provided with at least one temperature sensor 500, and the temperature sensor 500 is used for measuring the temperature of the mold 400. In this embodiment, the temperature of the mold 400 can be monitored in real time by the temperature sensor 500, so as to ensure that the temperature drop rate of the microcrystalline glass is within a required range. In some embodiments, a plurality of temperature sensors 500 are disposed at the bottom of the mold 400, so that the air output of the rapid cooling device can be adjusted according to the real-time temperature of each temperature sensor 500. In a specific application, the temperature sensor 500 may be a thermocouple, which has a wide temperature measurement range and stable performance, and can be used for measuring the temperature of the microcrystalline glass in the production process.
In some embodiments, the quick cooling device may be disposed at the bottom of the mold 400, and the quick cooling device may be designed to have different sizes according to the size of the mold 400, for example, when the size of the mold 400 is larger, the size of the quick cooling device may be designed to be larger to match the size. Of course, a plurality of rapid cooling devices may be disposed at the bottom of the mold 400, for example, two rapid cooling devices may be disposed at the bottom of the mold 400, wherein the two coil bodies 100 may be wound around each other and disposed in a staggered manner, so that the air volume at the central position of the bottom of the mold 400 may be further increased.
In some embodiments of the present application, the rapid cooling device further includes a gas supply device, the gas supply device is communicated with the gas inlet, the gas supply device is configured to input gas to the coil body 100, the microcrystalline glass production line further includes a signal receiver, a signal processor and a controller, the signal receiver is configured to receive a temperature signal of the temperature sensor 500, the signal processor is configured to send out a control signal according to the received temperature signal, and the controller is configured to receive the control signal and adjust the air volume of the gas supply device according to the control signal. In this embodiment, after receiving the temperature signal of the temperature sensor 500, the signal receiver can transmit the temperature signal to the signal processor, at this time, the signal processor can send a control signal according to the received temperature signal, and transmit the control signal to the controller, and finally the controller adjusts the air volume of the air supply device, for example, when the temperature of the temperature sensor 500 is too high, the air supply device can be controlled to increase the air volume.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present application are described in a related manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only for the preferred embodiment of the present application and is not intended to limit the scope of the present application. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application are included in the protection scope of the present application.
Claims (8)
1. A quick cooling device is used for quick cooling after large-size glass ceramics are formed, and is characterized by comprising:
the coil pipe body that is heliciform type, the inside cavity of coil pipe body is formed with fluid passage, the one end of coil pipe body is provided with the air inlet, just the outer wall of coil pipe body is provided with a plurality of air vents that are used for the air-out, is located the air output that coil pipe body central point put is greater than and is located the air output of coil pipe body border position.
2. A quick cooling device as claimed in claim 1, wherein the distance between adjacent vents increases from the end located at the center of the coil body to the end located at the edge.
3. A quick cooling device as recited in claim 1, further comprising a gas delivery device in communication with said gas inlet, said gas delivery device being configured for gas input to said coil body.
4. A quick cooling device as claimed in claim 3, further comprising a refrigerating apparatus, one end of which communicates with the air supply apparatus.
5. A quick cooling device as claimed in claim 1, wherein said coil body is a copper tube.
6. A glass-ceramic production line, characterized by comprising a rapid cooling device according to any one of claims 1 to 5.
7. The microcrystalline glass production line according to claim 6, further comprising a mould for containing a glass solution to shape microcrystalline glass, wherein the bottom of the mould is provided with at least one temperature sensor for measuring the temperature of the mould.
8. The glass-ceramic production line of claim 7, wherein the rapid cooling device further comprises a gas delivery device in communication with the gas inlet, the gas delivery device configured to input gas to the coil body;
the microcrystalline glass production line further comprises a signal receiver, a signal processor and a controller, wherein the signal receiver is used for receiving the temperature signal of the temperature sensor, the signal processor is used for sending out a control signal according to the received temperature signal, and the controller can receive the control signal and adjust the air volume of the air supply equipment according to the control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210124144.2A CN114394735A (en) | 2022-02-10 | 2022-02-10 | Quick cooling device and microcrystalline glass production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210124144.2A CN114394735A (en) | 2022-02-10 | 2022-02-10 | Quick cooling device and microcrystalline glass production line |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201873607U (en) * | 2010-11-19 | 2011-06-22 | 河南安彩高科股份有限公司 | Device for cooling upper roller of glass calendering machine |
| CN103304130A (en) * | 2013-06-05 | 2013-09-18 | 陕西科技大学 | Cooling molding mold for glass casting and cooling molding method thereof |
| CN106116124A (en) * | 2016-08-30 | 2016-11-16 | 洛阳兰迪玻璃机器股份有限公司 | Glass press-moulding die and include the glass tempering former of this mould |
| CN210394148U (en) * | 2019-08-15 | 2020-04-24 | 德惠才府玻璃有限公司 | Glass product annealing device |
| CN217148980U (en) * | 2022-02-10 | 2022-08-09 | 中材人工晶体研究院有限公司 | Quick cooling device and microcrystalline glass production line |
-
2022
- 2022-02-10 CN CN202210124144.2A patent/CN114394735A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201873607U (en) * | 2010-11-19 | 2011-06-22 | 河南安彩高科股份有限公司 | Device for cooling upper roller of glass calendering machine |
| CN103304130A (en) * | 2013-06-05 | 2013-09-18 | 陕西科技大学 | Cooling molding mold for glass casting and cooling molding method thereof |
| CN106116124A (en) * | 2016-08-30 | 2016-11-16 | 洛阳兰迪玻璃机器股份有限公司 | Glass press-moulding die and include the glass tempering former of this mould |
| CN210394148U (en) * | 2019-08-15 | 2020-04-24 | 德惠才府玻璃有限公司 | Glass product annealing device |
| CN217148980U (en) * | 2022-02-10 | 2022-08-09 | 中材人工晶体研究院有限公司 | Quick cooling device and microcrystalline glass production line |
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