CN114085044A - Preparation method of vacuum glass - Google Patents
Preparation method of vacuum glass Download PDFInfo
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- CN114085044A CN114085044A CN202111536570.9A CN202111536570A CN114085044A CN 114085044 A CN114085044 A CN 114085044A CN 202111536570 A CN202111536570 A CN 202111536570A CN 114085044 A CN114085044 A CN 114085044A
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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
- 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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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Joining Of Glass To Other Materials (AREA)
Abstract
The invention belongs to the technical field of vacuum glass processing, and discloses a preparation method of vacuum glass. Firstly, gluing two or three pieces of plate glass; then placing the vacuum chamber in a vacuum pre-pumping chamber with a vacuum degree of 5 × 10‑2～8×10‑3After Pa, the flat glass was placed in a vacuum of 2X 10‑3～7×10‑ 5In a vacuum working chamber of Pa, positioning and combining sheets; then placing the mixture in a vacuum ultraviolet chamber for ultraviolet curing; finally, placing the cured plate glass in a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 5 multiplied by 10‑2～8×10‑3And (6) discharging after Pa to obtain the vacuum glass. The preparation process of the invention is completed in a vacuum state, the obtained vacuum glass has high vacuum degree, the sound insulation and heat insulation performance is far higher than that of common hollow glass, the quality of the vacuum glass product is ensured, the whole production line is continuously operated, and the continuous mass production of the vacuum glass can be realized.
Description
Technical Field
The invention relates to the technical field of vacuum glass processing, in particular to a preparation method of vacuum glass.
Background
The vacuum glass is sound-insulating and heat-insulating integrated glass with a vacuum cavity glass in the middle, which is formed by deeply processing and packaging two pieces of glass with the same quality. The vacuum glass has the characteristic of extremely low sound insulation and heat conductivity, can replace the existing multi-cavity hollow glass, and simultaneously reduces the cost of raw materials and improves the heat insulation and sound insulation effects.
However, the sealing degree of the vacuum glass package directly affects the performance of the vacuum glass during the production process. At present, the processing method of the vacuum glass generally comprises the steps of laying a support, combining sheets, sealing edges, reserving air extraction holes for air extraction and sealing, but in actual production, the reserved air extraction holes are small, the vacuum glass is large in area and long in air extraction time, and the structure device of the air extraction head of the vacuum glass is complex and easy to damage, so that the industrial continuous production efficiency is seriously influenced. For example, the preparation process disclosed in patent 201110362906.4 is to drill extraction holes on a plate glass, lay supports, combine sheets, extract air, electrically fuse and package, and cool down, and it needs to use a specific extraction head to extract air, which is not suitable for mass production, and the sealing temperature is as high as 400-.
Therefore, how to provide a preparation process of vacuum glass with low production cost, simple packaging process and high sealing degree has important significance for the development of the field of vacuum glass.
Disclosure of Invention
The invention aims to provide a preparation method of vacuum glass, which solves the problems that the packaging process provided by the prior art needs high-temperature heating packaging, the production cost is high, and the sealing degree of the vacuum glass is low.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: performing edge grinding, decontamination, deoiling, washing and drying on the flat glass, and then laying a support to obtain pretreated flat glass;
(2) gluing: coating colloid materials on four sides of one surface of two or three pieces of pretreated plate glass by using an automatic glue coating machine to form a frame body;
(3) sheet combination: placing the two or three pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 5 multiplied by 10-2～8×10-3After Pa, placing two or three pieces of plate glass in a vacuum working chamber, and positioning and laminating by utilizing a light positioning manipulator;
(4) and (3) curing: placing the two or three pieces of flat glass which are laminated in the step (3) into a vacuum ultraviolet chamber, and carrying out ultraviolet curing;
(5) go outSheet: placing the two or three pieces of plate glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 5 multiplied by 10-2～8×10-3And (6) discharging after Pa to obtain the vacuum glass.
Preferably, in the above method for manufacturing vacuum glass, the colloid material in the step (2) is a UV photosensitive colloid material.
Preferably, in the above method for manufacturing vacuum glass, the vacuum degree of the vacuum chamber in the step (3) is 2 × 10-3～7×10-5Pa。
Preferably, in the above method for manufacturing vacuum glass, the degree of vacuum of the vacuum ultraviolet chamber in the step (4) is 2 × 10-3～7×10-5Pa。
Preferably, in the above method for manufacturing vacuum glass, the ultraviolet curing in the step (4) is performed by irradiating with an ultraviolet lamp.
Preferably, in the above method for preparing vacuum glass, the power of the ultraviolet lamp irradiation in the step (4) is 3 to 5kW, and the time of the ultraviolet lamp irradiation is 5 to 10 s.
Preferably, in the above method for manufacturing vacuum glass, the vacuum pre-pumping chamber, the vacuum working chamber, the vacuum ultraviolet chamber and the vacuum buffer chamber in steps (3) to (5) are connected through an isolation baffle.
Through the technical scheme, compared with the prior art, the invention has the following beneficial effects:
(1) the preparation process of the invention is completed in a vacuum state, the obtained vacuum glass has high vacuum degree, the sound insulation and heat insulation performance is far higher than that of common hollow glass, the quality of the vacuum glass product is ensured, the whole production line is continuously operated, and the continuous mass production of the vacuum glass can be realized.
(2) According to the invention, the vacuum pre-pumping chamber and the vacuum buffer chamber are respectively arranged on the two sides of the vacuum working chamber and the vacuum ultraviolet chamber, so that the vacuum degrees in the vacuum working chamber and the vacuum ultraviolet chamber can be maintained, the vacuum buffer is realized, and the vacuum loss when the valve is opened is avoided.
(3) The UV curing adhesive disclosed by the invention can be cured by using a UV colloidal material through ultraviolet irradiation without high-temperature heating, so that the production cost is greatly reduced, and the UV curing adhesive is beneficial to industrial production.
Detailed Description
The invention provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: performing edge grinding, decontamination, deoiling, washing and drying on the flat glass, and then laying a support to obtain pretreated flat glass;
(2) gluing: coating colloid materials on four sides of one surface of two or three pieces of pretreated plate glass by using an automatic glue coating machine to form a frame body;
(3) sheet combination: placing the two or three pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 5 multiplied by 10-2～8×10-3After Pa, placing two or three pieces of plate glass in a vacuum working chamber, and positioning and laminating by utilizing a light positioning manipulator;
(4) and (3) curing: placing the two or three pieces of flat glass which are laminated in the step (3) into a vacuum ultraviolet chamber, and carrying out ultraviolet curing;
(5) and (3) sheet discharging: placing the two or three pieces of plate glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 5 multiplied by 10-2～8×10-3And (6) discharging after Pa to obtain the vacuum glass.
In the present invention, the colloidal material in the step (2) is preferably a UV photosensitive colloidal material.
In the present invention, the degree of vacuum of the vacuum pre-pumping chamber in the step (3) is preferably 5X 10-2～8×10-3Pa, more preferably 4X 10-2～9×10-3Pa, more preferably 2X 10-2Pa。
In the present invention, the degree of vacuum of the vacuum chamber in the step (3) is preferably 2X 10-3～7×10-5Pa, more preferably 10-3～9×10-5Pa, more preferably 3X 10-4Pa。
In the present invention, the degree of vacuum of the vacuum ultraviolet chamber in the step (4) is preferably 2X 10-3～7×10-5Pa, more preferably 9X 10-4～9×10-5Pa, more preferably 3X 10-4Pa。
In the present invention, the ultraviolet curing in the step (4) is preferably performed by irradiation with an ultraviolet lamp.
In the invention, the power irradiated by the ultraviolet lamp in the step (4) is preferably 3-5 kW, more preferably 3.2-4.5 kW, and even more preferably 3.8 kW; the time for the ultraviolet lamp irradiation is preferably 5 to 10 seconds, more preferably 5.5 to 9.8 seconds, and still more preferably 7.6 seconds.
In the present invention, the degree of vacuum of the vacuum buffer chamber in the step (5) is preferably 5X 10-2～8×10-3Pa, more preferably 2X 10-2～9×10-3Pa, more preferably 10-2Pa。
In the invention, the vacuum pre-pumping chamber, the vacuum working chamber, the vacuum ultraviolet chamber and the vacuum buffer chamber in the steps (3) to (5) are connected through the isolation baffle plate, and the isolation baffle plate is provided with a sealing rubber strip, so that the vacuum chambers are relatively independent.
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
Example 1
The embodiment provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: edging, decontaminating, deoiling, washing and drying two pieces of plate glass, and then laying a support to obtain pretreated plate glass;
(2) gluing: coating UV photosensitive colloid materials on four sides of one surface of two pieces of pretreated plate glass by using an automatic glue coating machine to form a frame body;
(3) sheet combination: placing the two pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 5 multiplied by 10-2Then, two are putSheet glass was fed into a vacuum degree of 7X 10-5In a vacuum working chamber of Pa, positioning and laminating by utilizing an optical positioning manipulator;
(4) and (3) curing: feeding the two pieces of flat glass laminated in the step (3) into a vacuum degree of 5 multiplied by 10-4In a vacuum ultraviolet chamber of Pa, ultraviolet lamp with power of 3.5kW is used for irradiating for 10s for ultraviolet curing;
(5) and (3) sheet discharging: placing the two pieces of flat glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 5 multiplied by 10-2And (6) discharging after Pa to obtain the vacuum glass.
Example 2
The embodiment provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: edging, decontaminating, deoiling, washing and drying the three pieces of plate glass, and then laying a support to obtain pretreated plate glass;
(2) gluing: coating UV photosensitive colloid materials on four sides of one surface of three pieces of pretreated plate glass by using an automatic glue spreader to form a frame body;
(3) sheet combination: placing the three pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 9 multiplied by 10-3After Pa, three sheets of flat glass were brought into a vacuum of 9X 10-5In a vacuum working chamber of Pa, positioning and laminating by utilizing an optical positioning manipulator;
(4) and (3) curing: feeding the three pieces of flat glass laminated in the step (3) into a vacuum degree of 7 multiplied by 10-4In a vacuum ultraviolet chamber of Pa, irradiating for 8s with an ultraviolet lamp with power of 3kW to perform ultraviolet curing;
(5) and (3) sheet discharging: placing the three pieces of flat glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 2 multiplied by 10-2And (6) discharging after Pa to obtain the vacuum glass.
Example 3
The embodiment provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: edging, decontaminating, deoiling, washing and drying the three pieces of plate glass, and then laying a support to obtain pretreated plate glass;
(2) gluing: coating UV photosensitive colloid materials on four sides of one surface of three pieces of pretreated plate glass by using an automatic glue spreader to form a frame body;
(3) sheet combination: placing the three pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 10-2After Pa, three sheets of flat glass were brought into a vacuum of 4X 10-4In a vacuum working chamber of Pa, positioning and laminating by utilizing an optical positioning manipulator;
(4) and (3) curing: feeding the three pieces of flat glass laminated in the step (3) into a vacuum degree of 6 multiplied by 10-4In a vacuum ultraviolet chamber of Pa, ultraviolet lamp with power of 4kW is used for irradiating for 6s to carry out ultraviolet curing;
(5) and (3) sheet discharging: placing the three pieces of flat glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 8 multiplied by 10-3And (6) discharging after Pa to obtain the vacuum glass.
Example 4
The embodiment provides a preparation method of vacuum glass, which comprises the following steps:
(1) pretreatment: edging, decontaminating, deoiling, washing and drying two pieces of plate glass, and then laying a support to obtain pretreated plate glass;
(2) gluing: coating UV photosensitive colloid materials on four sides of one surface of two pieces of pretreated plate glass by using an automatic glue coating machine to form a frame body;
(3) sheet combination: placing the two pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 8 multiplied by 10-3After Pa, two sheets of flat glass were put into a vacuum of 7X 10-5In a vacuum working chamber of Pa, positioning and laminating by utilizing an optical positioning manipulator;
(4) and (3) curing: feeding the two pieces of flat glass laminated in the step (3) into a vacuum degree of 2 multiplied by 10-3In a vacuum ultraviolet chamber of Pa, irradiating for 5s with an ultraviolet lamp with power of 5kW to perform ultraviolet curing;
(5) and (3) sheet discharging: two sheets solidified in the step (4)Placing the flat glass in a vacuum buffer chamber with a vacuum degree of 3 × 10-2And (6) discharging after Pa to obtain the vacuum glass.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The preparation method of the vacuum glass is characterized by comprising the following steps:
(1) pretreatment: performing edge grinding, decontamination, deoiling, washing and drying on the flat glass, and then laying a support to obtain pretreated flat glass;
(2) gluing: coating colloid materials on four sides of one surface of two or three pieces of pretreated plate glass by using an automatic glue coating machine to form a frame body;
(3) sheet combination: placing the two or three pieces of flat glass coated with the glue in the step (2) into a vacuum pre-pumping chamber, and when the vacuum degree of the vacuum pre-pumping chamber is 5 multiplied by 10-2～8×10-3After Pa, placing two or three pieces of plate glass in a vacuum working chamber, and positioning and laminating by utilizing a light positioning manipulator;
(4) and (3) curing: placing the two or three pieces of flat glass which are laminated in the step (3) into a vacuum ultraviolet chamber, and carrying out ultraviolet curing;
(5) and (3) sheet discharging: placing the two or three pieces of plate glass solidified in the step (4) into a vacuum buffer chamber, wherein when the vacuum degree of the vacuum buffer chamber is 5 multiplied by 10-2～8×10-3And (6) discharging after Pa to obtain the vacuum glass.
2. The method for preparing vacuum glass according to claim 1, wherein the colloid material in the step (2) is a UV photosensitive colloid material.
3. A method for preparing vacuum glass according to claim 1 or 2, wherein the vacuum working chamber in the step (3) is vacuum-processedThe degree of hollowness is 2 x 10-3～7×10-5Pa。
4. The method for preparing vacuum glass according to claim 3, wherein the degree of vacuum of the vacuum ultraviolet chamber in the step (4) is 2 x 10-3～7×10-5Pa。
5. The method for preparing vacuum glass according to claim 1, 2 or 4, wherein the ultraviolet curing in the step (4) is irradiation with an ultraviolet lamp.
6. The method for preparing vacuum glass according to claim 5, wherein the power of the ultraviolet lamp irradiation in the step (4) is 3 to 5kW, and the time of the ultraviolet lamp irradiation is 5 to 10 s.
7. A method for preparing vacuum glass according to claim 2 or 4, wherein the vacuum pre-pumping chamber, the vacuum working chamber, the vacuum ultraviolet chamber and the vacuum buffer chamber in the steps (3) to (5) are connected through an isolation baffle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111536570.9A CN114085044A (en) | 2021-12-15 | 2021-12-15 | Preparation method of vacuum glass |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111536570.9A CN114085044A (en) | 2021-12-15 | 2021-12-15 | Preparation method of vacuum glass |
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| CN114085044A true CN114085044A (en) | 2022-02-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988724A (en) * | 2022-07-15 | 2022-09-02 | 中健特种玻璃科技有限公司 | Packaging mode of vacuum toughened glass |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795763A (en) * | 2011-05-24 | 2012-11-28 | 洛阳兰迪玻璃机器股份有限公司 | Continuous machining device for vacuum glass component |
| CN106277729A (en) * | 2015-05-15 | 2017-01-04 | 戴长虹 | The continuous way of toughened vacuum glass produces stove |
| CN111377620A (en) * | 2019-11-04 | 2020-07-07 | 青岛锦绣前程节能玻璃有限公司 | Continuous vacuum production equipment for laminated glass |
| CN213357365U (en) * | 2020-07-13 | 2021-06-04 | 中健特种玻璃科技有限公司 | Vacuum glass production structure |
-
2021
- 2021-12-15 CN CN202111536570.9A patent/CN114085044A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795763A (en) * | 2011-05-24 | 2012-11-28 | 洛阳兰迪玻璃机器股份有限公司 | Continuous machining device for vacuum glass component |
| CN106277729A (en) * | 2015-05-15 | 2017-01-04 | 戴长虹 | The continuous way of toughened vacuum glass produces stove |
| CN111377620A (en) * | 2019-11-04 | 2020-07-07 | 青岛锦绣前程节能玻璃有限公司 | Continuous vacuum production equipment for laminated glass |
| CN213357365U (en) * | 2020-07-13 | 2021-06-04 | 中健特种玻璃科技有限公司 | Vacuum glass production structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114988724A (en) * | 2022-07-15 | 2022-09-02 | 中健特种玻璃科技有限公司 | Packaging mode of vacuum toughened glass |
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