CN206799427U - Devitrified glass hot bending crystallization continuous tunnel furnace - Google Patents
Devitrified glass hot bending crystallization continuous tunnel furnace Download PDFInfo
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- CN206799427U CN206799427U CN201720570387.3U CN201720570387U CN206799427U CN 206799427 U CN206799427 U CN 206799427U CN 201720570387 U CN201720570387 U CN 201720570387U CN 206799427 U CN206799427 U CN 206799427U
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- hot bending
- mold rotation
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- rotation car
- shaping
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
It the utility model is related to a kind of devitrified glass hot bending crystallization continuous tunnel furnace, including tunnel type kiln body, mold rotation car, transmission track, heating arrangements, controlling organization, vavuum pump air-breathing shaping mechanism and cooling body；Mold rotation car is passed sequentially through the preheating zone of tunnel type kiln body, hot bending area, shaping area, heat preservation zone, cooling zone by the transmission track of closure and automatically controlled by controlling organization and access tunnel stove；Heating arrangements set burner, and preheating zone sets fume extractor；Mould is provided with mold rotation car, when passing through shaping area, the lower end port of the mould on mold rotation car is connected mold rotation car with vavuum pump air-breathing shaping mechanism automatically；Cooling body includes chilling blower fan and is arranged at stove tail to take out thermal.With economical and energy saving, with short production cycle, automatic controlling level is high, production efficiency is high the advantages of.
Description
Technical field
It the utility model is related to a kind of devitrified glass hot bending crystallization continuous tunnel furnace.
Background technology
The production recessed pot of devitrified glass is to heat the microcrystal glass plate after crystallization and thermal treatment again to make its softening cave at present
Or it is compressing using upper/lower die, its production cycle is long and needs reheating, causes thermal source utilization rate low, production cost
It is high.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of economical and energy saving, automatic controlling level height, production
Efficiency high and can guarantee that hot bending reliability, improve shape of product uniformity devitrified glass hot bending crystallization tunnel
Stove.
The utility model is achieved in that a kind of devitrified glass hot bending crystallization continuous tunnel furnace, including tunnel type kiln body,
Mold rotation car, transmission track, heating arrangements, controlling organization, vavuum pump air-breathing shaping mechanism and cooling body；Tunnel type kiln body
Front end connects feed zone, the rear end connection discharging section of tunnel type kiln body；Mold rotation car is passed sequentially through by the transmission track of closure
The preheating zone of tunnel type kiln body, hot bending area, shaping area, heat preservation zone, cooling zone are simultaneously automatically controlled and access tunnel by controlling organization
Stove；Heating arrangements include burner, the burner in hot bending area and the burner of heat preservation zone for setting preheating zone, and preheating zone is provided with
Utilize the fume extractor of the high-temperature gas in hot bending area；Several female molds are provided with mold rotation car, mold rotation car is passing through
During shaping area, the lower end port of the mould on mold rotation car is connected with vavuum pump air-breathing shaping mechanism automatically；Cooling body includes
Chilling blower fan and it is arranged at stove tail and takes out thermal.
The utility model, the junction of shaping area rear end and heat preservation zone front end are provided with combustion fan.
The utility model, have the positive effect that：
1）, hot bending be synchronously combined with crystallization process, life cycle of the product is greatly shortened, energy-saving effect is notable；
2）, continuous tunnel furnace use natural gas flaming heating technique, according to the characteristic of micro- glass crystallization technique and softening temperature point
Characteristic, using vacuum hot bending in mould, force to stretch the production technology of hot bending, both improved the quality and shelves of product
It is secondary, cost is reduced again；
3）, continuous tunnel furnace advanced automaton is installed, PID temperature adjustments, intelligence instrument control are used in burning and temperature
System, ignition temperature can realize automatic prompting and regulation, according to requirement of the different product to temperature, can facilitate adjustment sintering curve.
In addition, mold rotation car, which enters to come out of the stove, uses full automatic working method, substantially increases production efficiency, reduces labor intensity,
Manpower is saved, in the kind of drive, by the way of stepping.
The utility model, there is the advantages of economical and energy saving, with short production cycle, automatic controlling level is high, production efficiency is high.
Example below is described with reference to the drawings to be further described to the utility model.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the present utility model；
Fig. 2 is the mplifying structure schematic diagram in the A portions of Fig. 1 embodiments.
In figure, 1, mold rotation car；2nd, transmission track；3rd, vavuum pump air-breathing shaping mechanism；4th, mould；5th, chilling blower fan；6、
Take out thermal；7th, combustion fan；8th, fume extractor；9th, burner；Ith, preheating zone；IIth, hot bending area；IIIth, shaping area；IVth, it is incubated
Area；Vth, cooling zone.
Embodiment
Reference picture 1, Fig. 2, the present embodiment are a kind of devitrified glass hot bending crystallization continuous tunnel furnaces, including tunnel type kiln body,
Mold rotation car 1, transmission track 2, heating arrangements, controlling organization, vavuum pump air-breathing shaping mechanism 3 and cooling body；Tunnel oven
The front end connection feed zone of body, the rear end connection discharging section of tunnel type kiln body；Mold rotation car by the transmission track of closure successively
Automatically controlled by the preheating zone I of tunnel type kiln body, hot bending area II, shaping area III, heat preservation zone IV, cooling zone V and by controlling organization
Make and access tunnel stove；Heating arrangements include setting burner 9, the burner 9 in hot bending area and the burning of heat preservation zone of preheating zone
Device 9, preheating zone are provided with the fume extractor 8 using the high-temperature gas in hot bending area；Six female molds are provided with mold rotation car
4, when passing through shaping area, the lower end port of the mould on mold rotation car connects mold rotation car with vavuum pump air-breathing shaping mechanism automatically
Connect；Cooling body includes chilling blower fan 5 and is arranged at stove tail to take out thermal 6；The rear end of shaping area III and the front end of heat preservation zone IV
Junction be provided with combustion fan 7.
The utility model, using devitrified glass hot bending crystallization continuous tunnel furnace produce crystallized glass article method, by with
Lower processing step is carried out：Glass plate cutting → edging deburring → is placed on the mould of mold rotation car the → interior preheating of tunnel oven body
→ hot bending softening → vavuum pump air-breathing is molded in mould → is incubated crystallization → cooling → crystallized glass article finished product；Tunnel oven
The preheating zone of internal preheating step is mainly progressively risen glass plate temperature the high-temperature gas in hot bending area etc. using fume extractor
To 780 DEG C, temperature is rapidly heated and makes Glass Transition to 950 DEG C and be incubated by the hot bending area of hot bending bating step, true in mould
The vavuum pump air-breathing shaped device of empty pumping gas forming step adsorbs glass plate 1min under conditions of 0.8Pa, makes its hot bending
Shaping, the holding temperature for being incubated crystallization steps are 850 DEG C.
The utility model, devitrified glass hot bending crystallization continuous tunnel furnace total length 65m, wide 1.7m, high 1.6m, according to crystallite glass
The characteristics of crystallization process and softening temperature point of glass, natural gas combustor is set in preheating zone, hot bending area etc., is characterized in inciting somebody to action
The glass plate produced by rolling process cuts blocking, and individual layer is respectively placed in in-car six spills of mold rotation after cyclotomy, edging, deburring
On mould, using vacuum, the production technology of pressure stretching hot bending in bending mould, the recessed pot of devitrified glass is produced.
The utility model, the tunnel type kiln body of devitrified glass hot bending crystallization continuous tunnel furnace 31 save totally, unit module 2m/
Section, equipment has dividing plate between section and section, is advantageous to accurately control kiln body temperature.Devitrified glass hot bending crystallization continuous tunnel furnace presses work(
It can be divided into five regions：Preheating zone 8 is saved, and only sets 3 burner, will by the high-temperature gas in hot bending area etc. using fume extractor
Devitrified glass plate temperature progressively rises to 780 DEG C, while can improve energy utilization rate；Hot bending area 6 saves, by temperature be rapidly heated to
950 DEG C make Glass Transition and are incubated；Shaping area 1 is saved, and vavuum pump air-breathing shaped device adsorbs 1min under conditions of 0.8Pa, makes
Glass plate hot bending；Heat preservation zone 8 is saved, and 850 DEG C are incubated the purpose for making formed glass plate reach crystallization；Cooling zone 8 is saved, and uses chilling
Cold wind is forcibly fed into stove by blower fan, is accelerated product cooling and is provided with stove tail to take out thermal, hot-air is arranged in outdoor.
In calcining and temperature, using PID temperature adjustments, intelligent instrument control, song can be burnt till according to quick adjustment is actually needed
Line.Mold rotation vehicle commander 80cm, wide 55cm, access tunnel stove realize full automatic working using closure transmission track mode, and the time is about
For 100min, two mold rotation workshops improve production efficiency and reduce labor intensity every 1m.
Claims (2)
- A kind of 1. devitrified glass hot bending crystallization continuous tunnel furnace, it is characterised in that：Including tunnel type kiln body, mold rotation car（1）, pass Send track（2）, heating arrangements, controlling organization, vavuum pump air-breathing shaping mechanism（3）And cooling body；The tunnel type kiln body Front end connects feed zone, the rear end connection discharging section of tunnel type kiln body；The mold rotation car by the transmission track of closure successively Pass through the preheating zone of tunnel type kiln body（Ⅰ）, hot bending area（Ⅱ）, shaping area（Ⅲ）, heat preservation zone（Ⅳ）, cooling zone（Ⅴ）And by controlling Mechanism automatically controls and access tunnel stove；The heating arrangements include the burner for setting preheating zone（9）, hot bending area burner （9）With the burner of heat preservation zone（9）, the preheating zone is provided with the fume extractor of the high-temperature gas using hot bending area（8）；It is described Several female molds are provided with mold rotation car（4）, mold rotation car is when passing through shaping area, under the mould on mold rotation car End port is connected with vavuum pump air-breathing shaping mechanism automatically；The cooling body includes chilling blower fan（5）Be arranged at stove tail Take out thermal（6）.
- 2. devitrified glass hot bending crystallization continuous tunnel furnace according to claim 1, it is characterised in that：The shaping area（Ⅲ） Rear end and heat preservation zone（Ⅳ）The junction of front end is provided with combustion fan（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570387.3U CN206799427U (en) | 2017-05-20 | 2017-05-20 | Devitrified glass hot bending crystallization continuous tunnel furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570387.3U CN206799427U (en) | 2017-05-20 | 2017-05-20 | Devitrified glass hot bending crystallization continuous tunnel furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206799427U true CN206799427U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720570387.3U Active CN206799427U (en) | 2017-05-20 | 2017-05-20 | Devitrified glass hot bending crystallization continuous tunnel furnace |
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| Country | Link |
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| CN (1) | CN206799427U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977084A (en) * | 2017-05-20 | 2017-07-25 | 广东科迪微晶玻璃实业有限公司 | Devitrified glass hot bending crystallization continuous tunnel furnace and its method for producing crystallized glass article |
| CN112759230A (en) * | 2020-12-31 | 2021-05-07 | 广州广钢气体能源股份有限公司 | Glass kiln and glass product production device with same |
-
2017
- 2017-05-20 CN CN201720570387.3U patent/CN206799427U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106977084A (en) * | 2017-05-20 | 2017-07-25 | 广东科迪微晶玻璃实业有限公司 | Devitrified glass hot bending crystallization continuous tunnel furnace and its method for producing crystallized glass article |
| CN112759230A (en) * | 2020-12-31 | 2021-05-07 | 广州广钢气体能源股份有限公司 | Glass kiln and glass product production device with same |
| CN112759230B (en) * | 2020-12-31 | 2021-11-12 | 广州广钢气体能源股份有限公司 | Glass kiln and glass product production device with same |
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