CN112499943A - Rapid cooling mold for oil-filled glass bottle and implementation method thereof - Google Patents
Rapid cooling mold for oil-filled glass bottle and implementation method thereof Download PDFInfo
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- CN112499943A CN112499943A CN202011262414.3A CN202011262414A CN112499943A CN 112499943 A CN112499943 A CN 112499943A CN 202011262414 A CN202011262414 A CN 202011262414A CN 112499943 A CN112499943 A CN 112499943A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
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Abstract
The invention discloses a rapid cooling mould of an oil glass bottle and an implementation method thereof, the rapid cooling mould comprises a mould shell, a fixed connecting plate, a rapid cooling component, a material injection component, a sealing outer cover, a discharge hole, a sealing washer, an inner cavity and an inner screw hole, the rapid cooling component is integrated in the inner wall of the rapid cooling mould, a stirring shaft and stirring blades are driven by a clamping and embedding motor, so that the temperature of liquid in a cooling pipe shell can be transferred to the mould shell at the fastest speed, a hot water pipe can be connected before glass liquid is injected, hot water is injected into the cooling pipe shell by the hot water pipe, thereby carrying out preheating operation on the mould shell, after the glass liquid is injected, the hot water pipe is detached and connected with a cooling water pipe, cooling water is introduced into the cooling pipe shell by the cooling water pipe, thereby carrying out rapid heat exchange between the mould shell and the cooling water, and achieving the effect of rapid heat exchange, and the temperatures received by all parts are the same, and the preheating and cooling operations are effectively simplified.
Description
Technical Field
The invention relates to the technical field of oil-filled glass bottles, in particular to a quick cooling die for oil-filled glass bottles and an implementation method thereof.
Background
The glass bottle is a traditional beverage packaging container, glass is a very historical packaging material with high aesthetic effect, under the condition that a plurality of packaging materials are introduced into the market, the glass container still occupies an important position in beverage packaging, which is not separated from the packaging characteristic that other packaging materials cannot replace, the production line of the glass bottle generally comprises glass liquid heating preparation, mold forming and cooling forming, the quality of the glass bottle preparation is related to the sealing performance of the mold, the glass liquid quality, the quality of the cooling forming and the level of an operator, a preheating stage of about 8-10 minutes is usually required before the preparation process of the glass bottle is carried out for preventing the cooling solidification in the process of injecting the glass liquid into the mold and influencing the forming quality, after the preparation mold of the oil glass bottle in the prior art finishes the injection of the glass liquid, need transport it to cooling arrangement and cool off, and cooling arrangement has the temperature inhomogeneous usually to the cooling down cooling that the mould goes on to the cooling arrangement to the cooling rate is different everywhere that leads to inside glass liquid, thereby leads to the easy broken problem of glass bottle in preparation process.
Disclosure of Invention
The invention aims to provide a quick cooling mould for an oil-filled glass bottle and an implementation method thereof, wherein a quick cooling assembly is integrated in the inner wall of the quick cooling mould, a stirring shaft and stirring blades are driven by a clamping and embedding motor, so that the temperature of liquid in a cooling pipe shell can be transferred to the mould shell at the highest speed, hot water is injected into the cooling pipe shell by connecting a hot water pipe before glass liquid is injected, so that the mould shell is preheated, the hot water pipe is detached and connected with a cooling water pipe after the glass liquid is injected, and cooling water is introduced into the cooling pipe shell by using the cooling water pipe, so that the mould shell and the cooling water can perform quick heat exchange, and the quick heat exchange effect is achieved, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a rapid cooling mould for oil-filled glass bottles comprises a mould shell, a fixed connecting plate, a through screw, a through nut, a rapid cooling assembly, a limit top plate, an injection assembly, a limit bottom plate, a sealing outer cover, a discharge hole, a sealing washer, an inner cavity and an inner screw hole, two ends of the mould shell are respectively provided with a fixed connecting plate, the fixed connecting plate is provided with an inner screw hole, a through screw is arranged in the inner screw hole, through nuts are respectively arranged at two ends of the through screw, a rapid cooling assembly is arranged in the inner wall of the mould shell, an inner cavity is arranged at the center of the inner part of the mould shell, the top of the mould shell is provided with a limit top plate, the upper side of the limit top plate is provided with a material injection assembly, the bottom of the die shell is provided with a limiting bottom plate, the limiting bottom plate is provided with a discharge port, a sealing outer cover is installed on the outer side of the discharge port, and a sealing washer is installed between the discharge port and the sealing outer cover.
Preferably, the rapid cooling assembly comprises a clamping and embedding plate, a cooling water interface, a connecting spring, a conveying pipe, a cooling pipe shell, a central clamping plate, a motor sleeve, a clamping and embedding motor, a stirring shaft, a stirring blade, a spiral pipe, a water leakage external member and a supporting spring, wherein the cooling water interface is arranged on the outer side of the clamping and embedding plate, the connecting spring is arranged on the outer side of the cooling water interface, the conveying pipe is arranged on the rear side of the clamping and embedding plate on the upper side, the cooling pipe shell is arranged at the tail end of the conveying pipe, the central clamping plate is arranged at the center of the inner part of the cooling pipe shell, the motor sleeve is arranged at the center of the central clamping plate, the clamping and embedding motor is arranged in the motor sleeve, the stirring shafts are respectively arranged on the upper side and the lower side of the clamping and embedding motor, the stirring blade is arranged on the stirring shafts, and a supporting spring is arranged on the outer side of the water leakage sleeve.
Preferably, annotate the material subassembly and include screw thread shell, connecting plate, inlay card head, external screw thread, interior activity groove, spacing fly leaf, injection end, reset spring and buckle ring, the downside of screw thread shell is equipped with the connecting plate, the downside of connecting plate is equipped with the inlay card head, be equipped with external screw thread on the outer wall of screw thread shell, be equipped with interior activity groove on the inner wall of screw thread shell, install spacing fly leaf in the interior activity groove, the bottom center department of spacing fly leaf is equipped with the injection end, install reset spring between the downside of spacing fly leaf and the connecting plate, be equipped with the buckle ring on the outer wall of inlay card head.
Preferably, the inner side of the inner screw hole is provided with a sealing embedding groove.
Preferably, the clamping and embedding head is nested inside the limit top plate through a clamping ring on the outer surface.
Preferably, the interior of the water leakage kit contains a water channel for leakage.
The invention provides another technical scheme: an implementation method of a quick cooling mold for oil-filled glass bottles comprises the following steps:
the method comprises the following steps: combining the mould shells, sealing two sides of the mould shells by using a through screw and a through nut, installing a material injection assembly on the upper side of the limiting top plate, and sealing the discharge hole at the bottom by using a sealing outer cover and a sealing washer;
step two: respectively connecting hot water pipes to cooling water connectors in the rapid cooling assembly, introducing hot water, starting a clamping motor, stirring and conveying the hot water, and preheating a die shell by the temperature of the hot water;
step three: injecting molten glass into the inner cavity of the mold shell at a constant speed through the material injection assembly, and simultaneously, continuously preheating and conveying hot water through the rapid cooling assembly;
step four: after the inner cavity of the whole mold shell is filled with the molten glass, stopping injecting hot water, disassembling a hot water pipe, connecting a cooling water pipe to a cooling water interface, introducing cooling water into the cooling pipe shell, and enabling the cooling water to rapidly exchange heat with the internal molten glass through stirring of a stirring shaft and stirring blades;
step five: after the rapid cooling is finished, the cooling water is firstly stopped to be conveyed, the cooling water pipe is disassembled from the cooling water connector, the through nut and the through screw rod are sequentially disassembled, the mold shell is unfolded, and the cooled oil-filled glass bottle is taken out.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a rapid cooling mould for oil-filled glass bottles and an implementation method thereof, wherein a rapid cooling assembly is integrated in the inner wall of the rapid cooling mould, a stirring shaft and stirring blades are driven by a clamping and embedding motor, so that the temperature of liquid in a cooling pipe shell can be transferred to the mould shell at the highest speed, before glass liquid is injected, a hot water pipe is connected, hot water is injected into the cooling pipe shell by the hot water pipe, so that the mould shell is preheated, after the glass liquid is injected, the hot water pipe is disassembled and connected with a cooling water pipe, cooling water is introduced into the cooling pipe shell by the cooling water pipe, so that the mould shell and the cooling water are subjected to rapid heat exchange, and the effect of rapid heat exchange is achieved. And the preheating and cooling operations are effectively simplified.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the enlarged cross-sectional structure at A-A of the present invention;
FIG. 4 is a schematic view, partially in section, of the rapid cooling assembly of the present invention;
FIG. 5 is an enlarged schematic view of the rapid cooling assembly of the present invention at B;
FIG. 6 is an enlarged cross-sectional view at C-C of the rapid cooling assembly of the present invention;
fig. 7 is a schematic cross-sectional view of the injection assembly of the present invention.
In the figure: 1. a mold housing; 2. fixing a connecting plate; 3. a through screw; 4. a through nut; 5. a rapid cooling assembly; 51. the embedded connection plate is clamped; 52. a cooling water interface; 53. a connecting spring; 54. a delivery pipe; 55. a cooling tube housing; 56. a central clamping plate; 57. a motor casing; 58. the motor is embedded in a clamping manner; 59. a stirring shaft; 510. a stirring blade; 511. a spiral tube; 512. a water leakage kit; 513. a support spring; 6. a limiting top plate; 7. a material injection assembly; 71. a threaded outer shell; 72. a connecting plate; 73. clamping and embedding the head; 74. externally connecting a thread; 75. an inner movable groove; 76. a limiting movable plate; 77. an injection end; 78. a return spring; 79. a snap ring; 8. a limiting bottom plate; 9. sealing the outer cover; 10. a discharge port; 11. a sealing gasket; 12. an inner cavity; 13. and (6) internally screwing the hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a rapid cooling mold for oil-filled glass bottles comprises a mold housing 1, a fixing joint plate 2, a through screw 3, a through nut 4, a rapid cooling assembly 5, a limiting top plate 6, an injection assembly 7, a limiting bottom plate 8, a sealing outer cover 9, a discharge port 10, a sealing washer 11, an inner cavity 12 and an inner screw hole 13, wherein the fixing joint plate 2 is respectively arranged at two ends of the mold housing 1, the inner screw hole 13 is arranged on the fixing joint plate 2, a sealing clamping and embedding groove is arranged at the inner side of the inner screw hole 13, the through screw 3 is arranged in the inner screw hole 13, the through nut 4 is respectively arranged at two ends of the through screw 3, the rapid cooling assembly 5 is arranged in the inner wall of the mold housing 1, the inner cavity 12 is arranged at the center of the mold housing 1, the limiting top plate 6 is arranged at the top of the mold housing 1, the injection assembly 7 is arranged at the, a discharge port 10 is formed in the limiting bottom plate 8, a sealing outer cover 9 is installed on the outer side of the discharge port 10, and a sealing washer 11 is installed between the discharge port 10 and the sealing outer cover 9.
Referring to fig. 4-6, the rapid cooling assembly 5 includes a clamping and fitting plate 51, a cooling water port 52, a connecting spring 53, a delivery pipe 54, a cooling pipe housing 55, a central clamping plate 56, a motor sleeve 57, a clamping and fitting motor 58, a stirring shaft 59, a stirring blade 510, a spiral pipe 511, a water leakage kit 512 and a supporting spring 513, the cooling water port 52 is disposed at the outer side of the clamping and fitting plate 51, the connecting spring 53 is disposed at the outer side of the cooling water port 52, the delivery pipe 54 is mounted at the rear side of the clamping and fitting plate 51 at the upper side, the cooling pipe housing 55 is mounted at the tail end of the delivery pipe 54, the central clamping plate 56 is disposed at the inner center of the cooling pipe housing 55, the motor sleeve 57 is disposed at the center of the central clamping plate 56, the clamping and fitting motor 58 is mounted in the motor sleeve 57, the upper and lower sides of the clamping and fitting motor 58 are respectively mounted with the stirring shaft 59, a water leakage sleeve 512 is installed on the side surface of the central clamping plate 56, a water channel for leakage is arranged in the water leakage sleeve 512, and a supporting spring 513 is arranged on the outer side of the water leakage sleeve 512.
Referring to fig. 7, the injection assembly 7 includes a threaded shell 71, a connecting plate 72, a snap head 73, an external thread 74, an internal movable groove 75, a limiting movable plate 76, an injection end 77, a return spring 78 and a snap ring 79, the connecting plate 72 is disposed at the lower side of the threaded shell 71, the snap head 73 is disposed at the lower side of the connecting plate 72, the external thread 74 is disposed on the outer wall of the threaded shell 71, the internal movable groove 75 is disposed on the inner wall of the threaded shell 71, the limiting movable plate 76 is mounted in the internal movable groove 75, the injection end 77 is disposed at the center of the bottom of the limiting movable plate 76, the return spring 78 is mounted between the lower side of the limiting movable plate 76 and the connecting plate 72, the snap ring 79 is disposed on the outer wall of the snap head 73, and the snap head 73 is nested inside the.
In order to better show the implementation process of the rapid cooling mold for filling the glass bottle with oil, the embodiment now provides an implementation method of the rapid cooling mold for filling the glass bottle with oil, which includes the following steps:
the method comprises the following steps: combining the mold shells 1, sealing two sides of the mold shells 1 by using a through screw 3 and a through nut 4, installing an injection assembly 7 on the upper side of a limiting top plate 6, and sealing a discharge hole 10 at the bottom by using a sealing outer cover 9 and a sealing washer 11;
step two: respectively connecting hot water pipes to a cooling water interface 52 in the rapid cooling assembly 5, introducing hot water, starting a clamping motor 58 to stir and convey the hot water, and preheating the mold shell 1 through the temperature of the hot water;
step three: injecting molten glass into the inner cavity 12 of the mold shell 1 at a constant speed through the material injection assembly 7, and simultaneously, continuing preheating and conveying hot water by the rapid cooling assembly 5;
step four: after the inner cavity 12 of the whole mold shell 1 is filled with the molten glass, stopping injecting hot water, detaching a hot water pipe, connecting a cooling water pipe to the cooling water interface 52, introducing cooling water into the cooling pipe shell 55, and enabling the cooling water to rapidly exchange heat with the internal molten glass through stirring of the stirring shaft 59 and the stirring blades 510;
step five: after the rapid cooling is finished, the conveying of the cooling water is stopped at first, the cooling water pipe is disassembled from the cooling water interface 52, the through nut 4 and the through screw rod 3 are disassembled in sequence, the mold shell 1 is unfolded, and the cooled oil-filled glass bottle is taken out.
The working principle of the invention is as follows: the invention relates to a quick cooling mould for an oil-filled glass bottle and an implementation method thereof.A quick cooling assembly 5 is integrated in the inner wall of the quick cooling mould, a stirring shaft 59 and stirring blades 510 are driven by a clamping and embedding motor 58, so that the temperature of liquid in a cooling pipe shell 55 can be transferred to a mould shell 1 at the highest speed, hot water can be injected into the cooling pipe shell 55 by connecting a hot water pipe before glass liquid is injected, thereby carrying out the preheating operation of the mould shell 1, after the glass liquid is injected, the hot water pipe is detached and connected with the cooling water pipe, and cooling water is introduced into the cooling pipe shell 55 by using the cooling water pipe, so that the mould shell 1 and the cooling water can carry out quick heat exchange, thereby achieving the effect of quick heat exchange.
In summary, the following steps: the invention relates to a rapid cooling mould for oil-filled glass bottles and an implementation method thereof, wherein a rapid cooling assembly 5 is integrated in the inner wall of the rapid cooling mould, a stirring shaft 59 and stirring blades 510 are driven by a clamping motor 58, so that the temperature of liquid in a cooling pipe shell 55 can be transferred to a mould shell 1 at the fastest speed, hot water can be injected into the cooling pipe shell 55 by connecting a hot water pipe before glass liquid is injected, thereby preheating the mould shell 1, after the glass liquid is injected, the hot water pipe is detached and connected with the cooling water pipe, cooling water is introduced into the cooling pipe shell 55 by using the cooling water pipe, thereby the mould shell 1 and the cooling water carry out rapid heat exchange, thereby achieving the effect of rapid heat exchange, the invention has complete and reasonable structure, effectively realizes rapid cooling of a glass bottle preparation mould, and the temperatures received by all parts are the same, and the preheating and cooling operations are effectively simplified.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. The utility model provides a quick cooling mould of oil-filled glass bottle, includes mould shell (1), fixed fishplate bar (2), link up screw rod (3), link up nut (4), quick cooling module (5), spacing roof (6), annotate material subassembly (7), spacing bottom plate (8), sealed enclosing cover (9), discharge gate (10), seal ring (11), inner chamber (12) and interior screw hole (13), its characterized in that: two ends of the mould shell (1) are respectively provided with a fixed connecting plate (2), the fixed connecting plate (2) is provided with an inner screw hole (13), a through screw rod (3) is arranged in the inner screw hole (13), through nuts (4) are respectively arranged at two ends of the through screw rod (3), a rapid cooling component (5) is arranged in the inner wall of the mould shell (1), an inner cavity (12) is arranged at the center of the inner part of the mould shell (1), a limiting top plate (6) is arranged at the top of the die shell (1), an injection component (7) is arranged on the upper side of the limiting top plate (6), a limiting bottom plate (8) is arranged at the bottom of the die shell (1), a discharge hole (10) is arranged on the limiting bottom plate (8), the outer side of the discharge port (10) is provided with a sealing outer cover (9), and a sealing gasket (11) is arranged between the discharge port (10) and the sealing outer cover (9).
2. A rapid cooling mold for an oil filled glass bottle as defined in claim 1, wherein: the rapid cooling assembly (5) comprises a clamping and embedding plate (51), a cooling water interface (52), a connecting spring (53), a conveying pipe (54), a cooling pipe shell (55), a central clamping plate (56), a motor sleeve (57), a clamping and embedding motor (58), a stirring shaft (59), stirring blades (510), a spiral pipe (511), a water leakage suite (512) and a supporting spring (513), wherein the cooling water interface (52) is arranged on the outer side of the clamping and embedding plate (51), the connecting spring (53) is arranged on the outer side of the cooling water interface (52), the conveying pipe (54) is arranged on the rear side of the clamping and embedding plate (51) on the upper side, the cooling pipe shell (55) is arranged at the tail end of the conveying pipe (54), the central clamping plate (56) is arranged at the center of the inner part of the cooling pipe shell (55), the motor sleeve (57) is arranged at the center of the central clamping plate (56), and the clamping and embedding motor (, install (mixing) shaft (59) respectively in the upper and lower both sides of inlay card motor (58), be equipped with stirring vane (510) on (mixing) shaft (59), installation spiral pipe (511) between cooling tube shell (55) bottom and downside inlay card fishplate bar (51), the side-mounting of center cardboard (56) is leaked external member (512), the outside of leaking external member (512) is equipped with supporting spring (513).
3. A rapid cooling mold for an oil filled glass bottle as defined in claim 1, wherein: the material injection assembly (7) comprises a threaded shell (71), a connecting plate (72), a clamping and embedding head (73), an external thread (74), an internal movable groove (75), a limiting movable plate (76), an injection end (77), a return spring (78) and a buckle ring (79), a connecting plate (72) is arranged on the lower side of the threaded shell (71), a clamping and embedding head (73) is arranged on the lower side of the connecting plate (72), the outer wall of the threaded shell (71) is provided with external threads (74), the inner wall of the threaded shell (71) is provided with an internal movable groove (75), a limit movable plate (76) is arranged in the inner movable groove (75), an injection end (77) is arranged at the center of the bottom of the limit movable plate (76), a return spring (78) is arranged between the lower side of the limiting movable plate (76) and the connecting plate (72), and a clamping ring (79) is arranged on the outer wall of the clamping head (73).
4. A rapid cooling mold for an oil filled glass bottle as defined in claim 1, wherein: the inner side of the inner screw hole (13) is provided with a sealing embedding groove.
5. A rapid cooling mold for a glass bottle filled with oil as set forth in claim 3, wherein: the clamping and embedding head (73) is nested in the limiting top plate (6) through a clamping ring (79) on the outer surface.
6. A rapid cooling mold for an oil filled glass bottle as defined in claim 2, wherein: the interior of the water leakage kit (512) contains a water channel for leakage.
7. A method of implementing a rapidly cooling mould for glass bottles according to any one of claims 1 to 6, characterized in that it comprises the following steps:
s1: combining the mould shells (1), sealing two sides of the mould shells (1) by using a through screw (3) and a through nut (4), installing an injection assembly (7) on the upper side of a limit top plate (6), and sealing a discharge hole (10) at the bottom by using a sealing outer cover (9) and a sealing washer (11);
s2: respectively connecting hot water pipes to a cooling water interface (52) in the rapid cooling assembly (5), introducing hot water, starting a clamping motor (58) to stir and convey the hot water, and preheating the die shell (1) through the temperature of the hot water;
s3: injecting molten glass into an inner cavity (12) of the mold shell (1) at a constant speed through the material injection assembly (7), and simultaneously, continuing preheating and conveying hot water by the rapid cooling assembly (5);
s4: after the inner cavity (12) of the whole mold shell (1) is filled with the molten glass, stopping injecting hot water, detaching a hot water pipe, connecting a cooling water pipe to a cooling water interface (52), introducing cooling water into the cooling pipe shell (55), and stirring by a stirring shaft (59) and stirring blades (510) to ensure that the cooling water and the molten glass in the mold shell exchange heat rapidly;
s5: after the rapid cooling is finished, the conveying of cooling water is stopped at first, the cooling water pipe is disassembled from the cooling water interface (52), the through nut (4) and the through screw rod (3) are disassembled in sequence, the mold shell (1) is unfolded, and the cooled oil-filled glass bottle is taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011262414.3A CN112499943A (en) | 2020-11-12 | 2020-11-12 | Rapid cooling mold for oil-filled glass bottle and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011262414.3A CN112499943A (en) | 2020-11-12 | 2020-11-12 | Rapid cooling mold for oil-filled glass bottle and implementation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112499943A true CN112499943A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011262414.3A Withdrawn CN112499943A (en) | 2020-11-12 | 2020-11-12 | Rapid cooling mold for oil-filled glass bottle and implementation method thereof |
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| Country | Link |
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| CN (1) | CN112499943A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113480149A (en) * | 2021-08-04 | 2021-10-08 | 安徽钦同瓶业有限公司 | Wall thickness adjusting device for drawing and forming bottleneck of glass oil bottle and implementation method thereof |
| CN116693176A (en) * | 2023-04-10 | 2023-09-05 | 盐城晶鑫光学科技有限公司 | Low-bubble-rate optical glass forming device and process |
-
2020
- 2020-11-12 CN CN202011262414.3A patent/CN112499943A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113480149A (en) * | 2021-08-04 | 2021-10-08 | 安徽钦同瓶业有限公司 | Wall thickness adjusting device for drawing and forming bottleneck of glass oil bottle and implementation method thereof |
| CN116693176A (en) * | 2023-04-10 | 2023-09-05 | 盐城晶鑫光学科技有限公司 | Low-bubble-rate optical glass forming device and process |
| CN116693176B (en) * | 2023-04-10 | 2023-10-31 | 盐城晶鑫光学科技有限公司 | Low-bubble-rate optical glass forming device and process |
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Application publication date: 20210316 |