CN111925133A - Energy-saving high-strength hollow glass production method - Google Patents
Energy-saving high-strength hollow glass production method Download PDFInfo
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- CN111925133A CN111925133A CN202010663134.7A CN202010663134A CN111925133A CN 111925133 A CN111925133 A CN 111925133A CN 202010663134 A CN202010663134 A CN 202010663134A CN 111925133 A CN111925133 A CN 111925133A
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- glass
- layer
- glass plate
- hollow
- spacing strip
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
- C03C17/32—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material with synthetic or natural resins
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
- C03C17/3602—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
- C03C17/3644—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the metal being silver
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
- C03C17/3602—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
- C03C17/3657—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the multilayer coating having optical properties
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
- C03C27/10—Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Joining Of Glass To Other Materials (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention discloses low-radiation ultraviolet-blocking hollow glass which comprises a first glass plate, a second glass plate and a spacer frame. The spacing strip frame is bonded with the two glass plates through adhesive tapes to form a hollow filling layer; the first glass plate and the second glass plate are wrapped with heat shrinkage films, the two glass plates and the spacing strip frame form a closed cavity, and sealant is injected into the cavity; the side surface of the hollow layer of the first glass plate is provided with a low-radiation composite functional film layer, and the side surface of the hollow layer of the second glass plate is provided with an anti-ultraviolet film layer; the low-radiation composite functional film layer sequentially comprises a bottom SiNx layer and a second ZrO layer from the surface of a substrate of a glass plate2Layer, third layer composite tungsten oxide layer and fourth layerAn Ag layer, a fifth layer of composite tungsten oxide layer and a sixth layer of SiNx layer; the main components of the ultraviolet-proof film layer are cyanuric chloride, sulfanilic acid, weather resisting agent and polyurethane curing agent. The ultraviolet reflectivity of the hollow glass product is 45-85%, the ultraviolet transmittance is 10-20%, and the radiance is 0.05-0.1.
Description
Technical Field
The invention belongs to the field of glass manufacturing, and particularly relates to energy-saving high-strength hollow glass and a production method thereof.
Background
The hollow glass invented by Americans in 1865 is a new type building material with good heat-insulating, sound-insulating, beautiful and applicable properties and capable of reducing self-weight of building, and is made up by using two (or three) sheets of glass and using high-strength high-air-tightness composite adhesive to make the glass sheet and aluminium alloy frame containing drying agent be adhered together so as to obtain the invented high-effective sound-insulating and heat-insulating glass. The hollow glass has various properties superior to those of common double-layer glass, so that the hollow glass is accepted by all countries in the world, and two or more pieces of glass are effectively supported and uniformly separated and are bonded and sealed at the periphery, so that a dry gas space is formed between glass layers. The main materials are glass, warm edge spacing strips, corner bolts, butyl rubber, polysulfide glue and drying agents. The insulating glass is mainly used for buildings requiring heating, air conditioning, prevention of noise or dew condensation, and requiring direct sunlight and special light. The air conditioner is widely applied to occasions needing indoor air conditioners, such as houses, restaurants, hotels, office buildings, schools, hospitals, shops and the like. It can also be used for doors and windows of trains, automobiles, ships and freezing cabinets.
The hollow glass has various types and forms hollow structures, but the basic principle is the same, two layers (or three layers) of glass and the spacing bars are pressed and bonded to form a hollow filling layer, and secondary gluing is adopted at the frame of the spacing bars for bonding and sealing, so that the effects of heat insulation and sound insulation are achieved. However, the existing hollow glass has no function of shielding solar heat rays, and has poor heat insulation effect.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides energy-saving high-strength hollow glass and a production method thereof. The hollow glass is simple in structure and ingenious in design, a closed cavity is formed by the heat shrinkage film, the spacer frame and the two glass plates, the hollow glass is sealed in a glue injection mode, the quality and the sealing performance of the hollow glass are effectively improved, and the inner side surface of the hollow glass is coated with the heat insulation coating, so that the glass has a good heat insulation effect.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving high-strength hollow glass, comprising:
a first glass plate;
a second glass plate;
a spacer frame; the spacing strip frame is bonded with the first glass plate and the second glass plate through adhesive tapes to form a hollow filling layer;
the edge parts of the first glass plate and the second glass plate are wrapped with heat shrinkage films, the first glass plate, the second glass plate and the spacing strip frame form a closed cavity, sealant is injected into the cavity, the spacing strip frame is of a cavity structure, a molecular sieve is sealed in the cavity, and a plurality of through holes are uniformly distributed on the inner end surface; wherein, the surface of the hollow layer side of the first glass plate is provided with a heat ray reflection layer, and the surface of the hollow layer side of the second glass plate is provided with a resin layer; the heat ray reflecting layer is a zinc oxide layer/titanium oxide layer/silver layer; the resin layer is an ethylene-vinyl acetate copolymer.
Furthermore, a drying agent is filled in the spacer bar frame.
Furthermore, the first glass plate and the second glass plate are rectangular glass plates or irregular glass plates, and the heat shrinkage film wrapped outside the first glass plate and the second glass plate is determined according to the shapes of the two glass plates.
Further, the material of the heat shrinkable film is one of PE, PP, PET, OPS, PVDC, POF and PVC.
Further, the sealant is a jelly formed by mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed.
The invention also provides a production method of the energy-saving high-strength hollow glass, which applies the hollow glass and comprises the following steps:
(1) cutting glass according to the designed size, and edging, cleaning and drying the cut glass;
(2) mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed, and cooling after mixing to form a sealant;
(3) blanking the spacer frame according to the size, and filling a molecular sieve drying agent into the frame;
(4) coating butyl rubber on the spacing strip frames by using a butyl rubber machine, and waiting for laminating the spacing strip frames coated with the butyl rubber on a turnover frame;
(5) the two pieces of glass are pressed together in a rolling pressing type sheet combination mode, the rolling pressure and speed are adjusted to ensure the sheet combination quality of the sheet combination glass, a gap of 5-7cm is reserved outside the spacing strip frame and at the edge of the glass during sheet combination, and the two pieces of glass are bonded with the spacing strip frame through butyl rubber by a sheet pressing machine;
(6) sealing gaps left outside the spacing strip frames and the edge of the glass by using a sealant;
(7) heating the laminated glass wrapped with the heat shrinkable film at constant temperature, and enabling the heat shrinkable film to wrap the laminated glass tightly, so that the heat shrinkable film, the spacing strip frame and the two pieces of glass form a closed cavity;
(8) injecting glue: injecting glue into the cavity by adopting a full-automatic hollow glass glue injection machine;
(9) and (5) sealing the glue, and then placing the sealed glue in a ventilated and dry room to obtain the hollow glass.
The invention has the beneficial effects that: 1. the heat shrinkage of the heat shrinkage film and the bonding of the spacer frame form a closed cavity with the two glass plates, the glue injection process is adopted for secondary sealing, the process operation is simple, the glue sealing is quick and effective, the production efficiency and the automation level can be improved, the sealing effect and the product quality of the hollow glass are improved, meanwhile, the sealant cannot overflow, and the surface of the hollow glass and the external environment are effectively kept clean and tidy.
2. The invention adopts the heat ray reflecting layers and the resin layers which are oppositely coated on the two side surfaces of the hollow glass, the heat ray irradiated from the outdoor can be absorbed by the heat ray reflecting layers and is dispersed to the glass plate and the holding strip thereof through heat conduction, the invention has the function of shielding solar heat ray and good heat insulation effect, the resin layer formed by the ethylene-vinyl acetate copolymer has the advantages of heat insulation, excellent heat preservation, cold protection and low temperature performance, cold and solarization resistance, closed bubble formation and good sound insulation effect.
Drawings
FIG. 1 is a schematic cross-sectional view of the structure of the present invention;
in the figure: 1. the glass plate comprises a first glass plate 2, a second glass plate 3, a spacing strip frame 4, a heat shrinkage film 5, a cavity 6, a sealant 7, an adhesive strip 11, a heat ray reflecting layer 22 and a resin layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the energy-saving high-strength hollow glass of the present embodiment includes a first glass plate 1, a second glass plate 2, and a spacer frame 3.
The spacing strip frame 3 is bonded with the first glass plate 1 and the second glass plate 2 through adhesive tapes 7 to form a hollow filling layer; the spacer frame 3 is filled with a drying agent;
the edge parts of the first glass plate 1 and the second glass plate 2 are wrapped with heat shrinkable films 4, the first glass plate 1, the second glass plate 2 and the spacer frame 3 form a closed cavity 5, a sealant 6 is injected into the cavity 5, and the sealant 6 is a jelly formed by mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed; the spacing strip frame 3 is of a cavity structure, a molecular sieve is sealed in the cavity, and a plurality of through holes are uniformly distributed on the inner end surface; the molecular sieve can effectively and fully absorb the water vapor in the hollow filling layer, prevent the water vapor from corroding the sealant from the inside, and improve the sealing safety; wherein, the surface of the hollow layer side of the first glass plate 1 is provided with a heat ray reflection layer 11, and the surface of the hollow layer side of the second glass plate 2 is provided with a resin layer 22; the heat ray reflecting layer 11 is a zinc oxide layer/a titanium oxide layer/a silver layer; the resin layer 22 is an ethylene-vinyl acetate copolymer.
The first glass plate 1 and the second glass plate 2 of the present embodiment are rectangular glass plates, the heat shrinkable film 4 wrapped outside the glass plates is determined according to the shapes of the two glass plates, and the material of the heat shrinkable film 4 is one of PE, PP, PET, OPS, PVDC, POF and PVC.
When the sunlight irradiates on the hollow glass, the spacing strip frame 3 is of a cavity structure, a molecular sieve is sealed in the cavity, and a plurality of through holes are uniformly distributed on the inner end surface; the molecular sieve can effectively and fully absorb the water vapor in the hollow filling layer, the water vapor is prevented from corroding the sealant from the inside, the sealant injected into the cavity 5 is formed by mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed, and the sealant cannot lose activity under high temperature and strong light irradiation. The surface of the side of the hollow layer of the first glass plate 1 is provided with a heat ray reflecting layer 11, the surface of the side of the hollow layer of the second glass plate 2 is provided with a resin layer 22, the first glass plate 1 and the second glass plate 2 can be selected as the indoor side and the outdoor side, the reflecting surface of the zinc oxide layer/titanium oxide layer/silver layer has good heat absorption and reflection effects, the resin layer formed by the ethylene-vinyl acetate copolymer has heat insulation, excellent heat preservation, cold protection and low temperature performance, can resist severe cold and solarization, simultaneously forms closed cells, and has good sound insulation effect.
Meanwhile, the embodiment also provides an installation and production method of the hollow glass, which comprises the following steps:
(1) cutting glass according to the designed size, and edging, cleaning and drying the cut glass;
(2) mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed, and cooling after mixing to form a sealant;
(3) blanking the spacer frame according to the size, and filling a molecular sieve drying agent into the frame;
(4) coating butyl rubber on the spacing strip frames by using a butyl rubber machine, and waiting for laminating the spacing strip frames coated with the butyl rubber on a turnover frame;
(5) the two pieces of glass are pressed together in a rolling pressing type sheet combination mode, the rolling pressure and speed are adjusted to ensure the sheet combination quality of the sheet combination glass, a gap of 5-7cm is reserved outside the spacing strip frame and at the edge of the glass during sheet combination, and the two pieces of glass are bonded with the spacing strip frame through butyl rubber by a sheet pressing machine;
(6) sealing gaps left outside the spacing strip frames and the edge of the glass by using a sealant;
(7) heating the laminated glass wrapped with the heat shrinkable film at constant temperature, and enabling the heat shrinkable film to wrap the laminated glass tightly, so that the heat shrinkable film, the spacing strip frame and the two pieces of glass form a closed cavity;
(8) injecting glue: injecting glue into the cavity by adopting a full-automatic hollow glass glue injection machine;
(9) and (5) sealing the glue, and then placing the sealed glue in a ventilated and dry room to obtain the hollow glass.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. An energy-saving high-strength hollow glass, comprising:
a first glass plate (1);
a second glass plate (2);
a spacer frame (3); the spacing strip frame (3) is bonded with the first glass plate (1) and the second glass plate (2) through adhesive tapes (7) to form a hollow filling layer;
the glass plate is characterized in that the edge parts of the first glass plate (1) and the second glass plate (2) are wrapped with heat shrinkage films (4), the first glass plate (1), the second glass plate (2) and the spacing strip frame (3) form a closed cavity (5), sealant (6) is injected into the cavity (5), the spacing strip frame (3) is of a cavity structure, a molecular sieve is sealed in the cavity, and a plurality of through holes are uniformly distributed on the inner end surface; wherein, a heat ray reflection layer (11) is arranged on the surface of the hollow layer side of the first glass plate (1), and a resin layer (22) is arranged on the surface of the hollow layer side of the second glass plate (2); the heat ray reflecting layer (11) is a zinc oxide layer/titanium oxide layer/silver layer; the resin layer (22) is an ethylene-vinyl acetate copolymer.
2. The energy-saving high-strength hollow glass according to claim 1, wherein the spacer frame (3) is filled with a desiccant.
3. The energy-saving high-strength hollow glass as claimed in claim 1, wherein the first glass plate (1) and the second glass plate (2) are rectangular glass plates or irregular glass plates, and the heat shrinkable film (4) wrapped outside the rectangular glass plates is determined according to the shapes of the two glass plates.
4. The energy-saving high-strength hollow glass as claimed in claim 1, wherein the material of the heat-shrinkable film (4) is one of PE, PP, PET, OPS, PVDC, POF and PVC.
5. The energy-saving high-strength hollow glass as claimed in claim 1, wherein the sealant (6) is a jelly formed by mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed.
6. An energy-saving high-strength hollow glass production method, which applies the hollow glass as claimed in any one of claims 1 to 5, and is characterized by comprising the following steps:
(1) cutting glass according to the designed size, and edging, cleaning and drying the cut glass;
(2) mixing aluminum carbonate, zinc sulfide, silicone oil, epoxy resin and fatty acid at a high speed, and cooling after mixing to form a sealant;
(3) blanking the spacer frame according to the size, and filling a molecular sieve drying agent into the frame;
(4) coating butyl rubber on the spacing strip frames by using a butyl rubber machine, and waiting for laminating the spacing strip frames coated with the butyl rubber on a turnover frame;
(5) the two pieces of glass are pressed together in a rolling pressing type sheet combination mode, the rolling pressure and speed are adjusted to ensure the sheet combination quality of the sheet combination glass, a gap of 5-7cm is reserved outside the spacing strip frame and at the edge of the glass during sheet combination, and the two pieces of glass are bonded with the spacing strip frame through butyl rubber by a sheet pressing machine;
(6) sealing gaps left outside the spacing strip frames and the edge of the glass by using a sealant;
(7) heating the laminated glass wrapped with the heat shrinkable film at constant temperature, and enabling the heat shrinkable film to wrap the laminated glass tightly, so that the heat shrinkable film, the spacing strip frame and the two pieces of glass form a closed cavity;
(8) injecting glue: injecting glue into the cavity by adopting a full-automatic hollow glass glue injection machine;
(9) and (5) sealing the glue, and then placing the sealed glue in a ventilated and dry room to obtain the hollow glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010663134.7A CN111925133A (en) | 2020-07-10 | 2020-07-10 | Energy-saving high-strength hollow glass production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010663134.7A CN111925133A (en) | 2020-07-10 | 2020-07-10 | Energy-saving high-strength hollow glass production method |
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| Publication Number | Publication Date |
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| CN111925133A true CN111925133A (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010663134.7A Pending CN111925133A (en) | 2020-07-10 | 2020-07-10 | Energy-saving high-strength hollow glass production method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650603A (en) * | 2022-09-08 | 2023-01-31 | 江苏莘翔机电股份有限公司 | Glass pressure maintaining machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69630059D1 (en) * | 1995-01-23 | 2003-10-23 | Central Glass Co Ltd | Film, especially for use in laminated glass |
| CN101654332A (en) * | 2008-08-20 | 2010-02-24 | 湖南玛仕纳米新材料有限公司 | Insulating mould coating, laminated glass intermediate film, heat-protecting glass and laminated glass thereof |
| CN102781868A (en) * | 2010-03-02 | 2012-11-14 | 株式会社普利司通 | Heat ray-blocking multilayered glass |
| CN107473606A (en) * | 2017-08-19 | 2017-12-15 | 安徽兰迪节能玻璃有限公司 | Formula and production method of hollow glass |
| CN109052994A (en) * | 2018-08-27 | 2018-12-21 | 广西加米科技有限公司 | A kind of hollow glass and its production method |
-
2020
- 2020-07-10 CN CN202010663134.7A patent/CN111925133A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69630059D1 (en) * | 1995-01-23 | 2003-10-23 | Central Glass Co Ltd | Film, especially for use in laminated glass |
| CN101654332A (en) * | 2008-08-20 | 2010-02-24 | 湖南玛仕纳米新材料有限公司 | Insulating mould coating, laminated glass intermediate film, heat-protecting glass and laminated glass thereof |
| CN102781868A (en) * | 2010-03-02 | 2012-11-14 | 株式会社普利司通 | Heat ray-blocking multilayered glass |
| CN107473606A (en) * | 2017-08-19 | 2017-12-15 | 安徽兰迪节能玻璃有限公司 | Formula and production method of hollow glass |
| CN109052994A (en) * | 2018-08-27 | 2018-12-21 | 广西加米科技有限公司 | A kind of hollow glass and its production method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650603A (en) * | 2022-09-08 | 2023-01-31 | 江苏莘翔机电股份有限公司 | Glass pressure maintaining machine |
| CN115650603B (en) * | 2022-09-08 | 2024-01-23 | 江苏莘翔机电股份有限公司 | Glass press |
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Application publication date: 20201113 |