CN106746551A - A kind of highly-efficient glass softening furnace - Google Patents
A kind of highly-efficient glass softening furnace Download PDFInfo
- Publication number
- CN106746551A CN106746551A CN201710112411.3A CN201710112411A CN106746551A CN 106746551 A CN106746551 A CN 106746551A CN 201710112411 A CN201710112411 A CN 201710112411A CN 106746551 A CN106746551 A CN 106746551A
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- heating
- highly
- furnace body
- glass softening
- efficient glass
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
-
- 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
A kind of highly-efficient glass softening furnace, including heating furnace body, heating furnace body are evenly equipped with heating component, automatic locking mechanism along its length, and the heating component is heating tube parallel with one another, and body of heater and outside attemperating unit connection are stretched out in heating tube upper end；The automatic locking mechanism（3）Including being arranged on heating furnace body side multiple fire resisting door, fire resisting door is connected by haulage gear with the cylinder of heating furnace body opposite side, and cylinder front end is connected with splicing bar, and splicing bar is corresponded with the material mouth at fire resisting door.A kind of highly-efficient glass softening furnace that the present invention is provided, the splicing bar and fire resisting door of linkage are set by array, can accelerate production efficiency, and device structure relatively easyization, facilitate later period maintenance.
Description
Technical field
The present invention relates to softening furnace, especially a kind of highly-efficient glass softening furnace.
Background technology
The batch production of artistic glass product needs to carry out softening sizing after glass rod cutting is completed, and glass bar needs to be up to
1000 degree of temperature just can soften it.The artistic glass softening furnace used before our company（Application reference number is
The patent of " 2016200525818 "）Need that manually parison is placed into Glass Transition stove epicoele in process of production,
Then parison is sent in the high temperature furnace of bottom by the elevating mechanism in stove and is softened.Such setting in softening furnace
Then need to increase top placed cavity on meter, opened and closed by automatic open close mechanism between placed cavity and furnace wall.First, it is this to set
Be arranged on primary drive mechanism in body of heater by meter, is influenceed larger by high temperature, and the life-span is shorter, changes also very inconvenient.Secondly, insulation
The keying of door has different drive mechanisms to be controlled respectively from feeding rod lifting, not only consumes energy, and needs preferably to coordinate
Controlling, increases the complexity in equipment control, then increases the probability of error；In addition, capacity is smaller, can only be single
Operation or many are around carrying out multigroup operation, therefore heat, artificial etc. all have larger waste.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of highly-efficient glass softening furnace, can carry out batch softening, plus
Fast production efficiency, and device structure relatively easyization, facilitate later period maintenance.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
A kind of highly-efficient glass softening furnace, including heating furnace body, heating furnace body are evenly equipped with heating component, automatic blocking along its length
Mechanism, the heating component is heating tube parallel with one another, and body of heater and outside attemperating unit connection are stretched out in heating tube upper end；Institute
Stating automatic locking mechanism includes being arranged on heating furnace body side multiple fire resisting door, and fire resisting door is another with heating furnace body by haulage gear
The cylinder connection of side, cylinder front end is connected with splicing bar, and splicing bar is corresponded with the material mouth at fire resisting door.
The haulage gear includes the slide bar that is connected with fire resisting door, and slide bar is slided up and down along heating furnace body, slide bar bottom and
Heating furnace body bottom is mounted on pulley, and steel wire rope bypasses pulley and is wrapped on hook base, and hook base is slidably arranged on slide rail
And by air cylinder driven.
The heating furnace body includes metal shell body, heat-insulation layer and flame retardant coating, and wherein heat-insulation layer is made using asbestos material,
Flame retardant coating is made of the refractory brick of silicon carbide material.
Multiple thermocouple temperature control points are provided with the heating furnace body, thermocouple temperature control point thermocouple temperature control point is handed over up and down
For, be equally spaced.
Hollow cavity is set in the splicing bar, cavity termination connects with cooling water pipe, collectively forms circulating cooling pipeline.
The splicing bar includes front end splicing portion, stage casing refractory sections and rear connecting portion, wherein, front end splicing portion opens,
Support mouth is formed, support mouth is just right with charging aperture on softening furnace, and rear connecting portion is connected with cylinder, is put in by cylinder and stretched out.
The connecting portion includes train wheel bridge and lower plate, train wheel bridge by connecting seat and hook base bolt connection, connecting seat
It is hinged with lower plate one end, the other end is locked by bayonet lock.
Cr-Al alloy heating wire is used in the heating tube.
A kind of highly-efficient glass softening furnace of the present invention, with following technique effect：
1）, by set in band cooling circulation, outward be approximate U-shape structure splicing bar, on the one hand can avoid under the high temperature conditions,
Splicing bar occurs oxidation deformation cannot be used；Meanwhile, relatively low temperature is also avoided when parison is placed, cold glass half into
Product are met high temperature and burst initiation security incident；On the other hand, splicing bar can be adapted with parison profile, conveniently snap in, and enter
Row support is placed, heated and softened.
2）, be arranged on outside body of heater by by fire resisting door, using the gravity of steel wire rope and fire resisting door itself realize lifting from
And completion is turned on and off, meanwhile, splicing bar linkage puts in and stretches out, coordinative operation.Due to the mechanism be in outside, each
Mechanism avoids being influenceed by high temperature, increases the service life, and easy maintenance and replacement.
3）, by setting rectangular body of heater, heated using heating tube in parallel, the keying feeder of array is set
Structure, so, can change into batch operation by the body of heater of separate single one, not only improve operating efficiency, and due to temperature everywhere
More uniform, the product quality of hot pressing is higher after softening, and with uniformity, and when being gone wrong at one, other can also be carried out
Operation, it is to avoid shutdown maintenance, it is ensured that the reliability of production.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is external structure schematic diagram of the invention.
Fig. 2 is left view of the invention.
Fig. 3 is internal structure schematic diagram of the invention.
Fig. 4 is the schematic diagram of splicing bar of the invention.
Fig. 5 is the schematic diagram of connecting seat in the present invention.
Fig. 6 is the schematic diagram of bayonet lock in the present invention.
In figure：Heating furnace body 1, heats component 2, automatic locking mechanism 3, fire resisting door 4, cylinder 5, splicing bar 6, splicing portion 6-
1, refractory sections 6-2, connecting portion 6-3, train wheel bridge 6-4, lower plate 6-5, pin-and-hole 6-6, mounting groove 6-7, L-type connecting seat 6-8, metal
Shell body 7, heat-insulation layer 8, flame retardant coating 9, thermocouple temperature control point 10, slide bar 11, pulley 12, steel wire rope 13, hook base 14, cooling water
Pipe 15, pin pipe 16, steel ball 17, charging ram 18 holds cap 19.
Specific embodiment
As Figure 1-5, a kind of highly-efficient glass softening furnace, including heating furnace body 1, heating furnace body 1 are uniform along its length
There are heating component 2, automatic locking mechanism 3, the heating component 2 is heating tube parallel with one another, and heating tube is in heating furnace body 1
It is equally spaced, the so convenient thermally equivalent in larger space improves thermal efficiency.In order to be supervised in real time to temperature everywhere
Survey, can be provided with multiple thermocouple temperature control points 10 in the body of heater 1, thermocouple temperature control point 10 alternatively up and down, be equally spaced, using heat
Galvanic couple is detected and controls the current interruptions of heater circuit so as to realize heating or be incubated by control system.Due to heating tube simultaneously
Connection, with certain independence, and thermocouple temperature control point mount point is corresponding with heating tube position, and so when somewhere, temperature exists
When outside specified for temperature ranges, Partial controll is capable of achieving, it is to avoid hot-spot.
The automatic locking mechanism 3 includes being arranged on multiple fire resisting doors 4 of the side of heating furnace body 1, and fire resisting door 4 is using Ni-based
Alloy material is made.Nickel-bass alloy material belongs to exotic material, it is ensured that using permanent.Fire resisting door 4 is by slide bar 11 along heating
Body of heater 1 is slided up and down, and the bottom of slide bar 11 and the bottom of heating furnace body 1 are mounted on pulley 12, and steel wire rope 13 bypasses pulley 12 and winds
On hook base 14, pulley not only has draw, while can also make steel wire rope away from high-temperature furnace body, it is to avoid high temperature influences.
Hook base 14 is slidably arranged on slide rail and is driven by cylinder 5.And the upper end of hook base 14 is provided with splicing bar 6, cylinder 5 is forward
Drive hook base 14 when, splicing bar 6 is gradually forward extended out, when fire resisting door 4 is slipped down to it is a certain external when, the termination of splicing bar 6 is just
Stretch out material mouth.During work, the piston rod of switch board control cylinder is released, and steel wire rope is moved forward in roller, because slide bar loses
Lineoutofservice signal pull is gone to act on, it is automatic under gravity to glide, open softening furnace.The structure has some benefit：1）, the structure exists
Outside, each mechanism avoids being influenceed by high temperature, increases the service life, and reduces and changes number of times；2）, fire resisting door, the drive of splicing bar
Dynamic is linkage, and whole action is uniformly coordinated, and relative to original independent enabling, for splicing bar rises, simplifies action,
Reduce because control program is excessive and caused by more errors possibility；3）, need only to rope traction, and in outside, not only
Operable automatically, when power down mode can also be operated manually.4）, when cylinder release drive fire resisting door glide material mouth is opened
When, bracket is released simultaneously, is that blowing is prepared, and can so ensure that blowing is continuously quickly carried out, it is to avoid the heat in high temperature furnace dissipates
Lose, while reduce heat bridges being impacted to the working environment of workers（Summer temperature is too high）.
In addition, body of heater 1 is set into rectangle, multiple material mouths are equidistantly provided with body of heater 1 along its length, set resistance in material mouth
Vent, fire resisting door is provided opposite to splicing bar.When cylinder 5 advances, fire resisting door is moved down under gravity, and splicing bar is stretched simultaneously
Go out, glass object is put into, cylinder is returned, and carries out multigroup operation.Due to that can be operated to air valve by control system apart from speed etc.
To realize, so condition can be provided for batch-automated operation.
The heating furnace body 1 includes metal shell body 7, heat-insulation layer 8 and flame retardant coating 9, and wherein heat-insulation layer 8 uses asbestos material
Make, flame retardant coating 9 is made of the refractory brick of silicon carbide material.It is acidproof because the refractory brick of silicon carbide material has alkali resistance
Property, thermal shock resistance, thermal coefficient of expansion is small, and the advantages of thermal conductivity is good, highest is resistant to 1650 degree of high temperature.So, can effectively change
Kind device needs the adaptability of hot conditions to glass manufacture, also makes full use of complementary energy and waste heat, has reached resource secondary utilization
Effect.
Hollow cavity is set in the splicing bar 6, cavity termination connects with cooling water pipe 15, collectively forms circulating cooling pipe
Road.Even if thereby guaranteeing that in high temperature furnace, the temperature of splicing bar 1 will not also be raised to very high, exist for a long time this avoid splicing bar
High temperature is more than deformation, oxidation under 1000 degrees celsius.
The splicing bar 6 includes front end splicing portion 6-1, stage casing refractory sections 6-2 and rear connecting portion 6-3, wherein, preceding termination
Material portion 6-1 is opened, and forms support mouth, and multiple limited impressions are evenly distributed with the support mouth, and the limited impression can limit original state
Parison is slided, it is ensured that turnover is steady.Because parison upper end size is big, lower end size is small, can be entered by holding in the palm mouth
Row excellent support, spacing, support mouth is just right with charging aperture on softening furnace.High temperature resistant graphite cannula is cased with outside stage casing refractory sections 6-2, by
This can ensure the supporting part overall performance of splicing bar, it is to avoid the local deformation because length is long, improve intensity.Rear connecting portion 6-
2 are connected with cylinder 5, are put in by cylinder 5 and stretched out.
The connecting portion 6-3 includes train wheel bridge 6-4 and lower plate by connecting seat and the bolt connection of hook base 14, connecting seat
6-5, train wheel bridge 6-4 and lower plate 6-5 one end are hinged, the other end is locked in pin-and-hole 6-6 by bayonet lock, and splicing bar 6
Then it is arranged in mounting groove 6-7；Connect for convenience, in lower plate 6-5, bottom is provided with the L-type connecting seat of specular, L-type
Connecting seat 6-8 can facilitate the two ends slot milling to carry out the locking of lower members.
As shown in fig. 6, the bayonet lock includes pin pipe 16, the lower end of pin pipe 16 is provided with ball hole, and steel ball 17 is arranged on ball hole
Locate, can partly stretch out ball hole, pin pipe 16 is interior to be provided with charging ram 18, and the lower end of charging ram 18 is provided with annular groove, and annular groove can
Steel ball 17 is accommodated, the top of the pin pipe 16 is provided with external screw thread, and pin pipe 16 is connected by the external screw thread with end cap 19, the centers of Duan Mao 19
Groove is provided with, the upper end of charging ram 18 is connected with groove by spring.Charging ram 18 is used by spring with end cap 19 by hook in advance
Connection, then inserts in pin pipe 16 charging ram 18, and the upper end of pin pipe 16 is threadedly coupled with cap 19 is held, and screw-in depth according to pressing from both sides up and down
The thickness of plate determines, it is ensured that the distance of the end lower surface of cap 19 to steel ball 17 is equal to the thickness of upper lower plate, and such structure can lead to
Cross customization complete, and can detachably be adjusted according to thickness.During work, directly by the bayonet lock insert, make the lower surface of end cap 19 with it is upper
Clamping plate is contacted, extruding charging ram 18 upper end, steel ball 17 is stretched out by circular hole part, is then loosed one's grip, and steel ball 17 is realized to lower end
Limiting locking.The locking of lower plate in guarantee.In order to ensure the reliability of locking, can set raised in steel ball termination.
Because temperature of the splicing bar in body of heater is higher, although carry out water-cooled, but splicing bar surface be still present it is higher
Temperature, by setting bayonet lock, can carry out fast quick-detach using other press tools, directly be touched without staff, carry out part
During maintenance, quick-replaceable can be carried out without blowing out, reduce replacing construction, it is ensured that production efficiency.The later stage batch maintained,
It is convenient to during maintenance.
Further, since the heating wire heat resistance inside traditional U-shaped heating tube is relatively low, in the stove more than 1000 degrees Celsius
Damage soon in vivo and bending section is easily rupturable.Find that Cr-Al alloy heating wire maximum operating temperature can reach by test of many times
1400 degrees Celsius, thermal conductivity factor is 60.3KJ/m.h DEG C, and resistivity is 1.09+0.05 μ Ω m, with the heating wire of this kind of material
Replace softening furnace heating wire in itself and can adapt to glass lens production, long service life, surface recombination is high, and has preferably
Inoxidizability.In addition, in order to avoid bending part is broken, the straight sections pipe thickness of U-shaped heating tube is less than bent portion thickness.
Operation principle and process：Extension action is carried out successively by controlling programming Control cylinder 5, while the fire resisting door of array
Open successively.Manually or mechanically parison is placed in splicing bar 6, several seconds exhaust hoods 5 of timing are retracted and softened.One
After the section time, cylinder extension, fire resisting door is opened, manually or mechanically taken away.Whole device constitutes a softening line.Due to heat
It is shorter that pressure device completes a punching press time, by rational time budget, can be softened using many-to-one mode, hot pressing
Operation, is so greatly improved production efficiency, and need not carry out long range walking, labour intensity reduction.
Claims (9)
1. a kind of highly-efficient glass softening furnace, it is characterised in that：Including heating furnace body（1）, heating furnace body（1）It is uniform along its length
There is heating component（2）, automatic locking mechanism（3）, the heating component（2）It is heating tube parallel with one another, heating tube upper end is stretched
Go out body of heater and outside attemperating unit connection；The automatic locking mechanism（3）Including being arranged on heating furnace body（1）Side multiple is resistance to
Vent（4）, fire resisting door（4）By haulage gear and heating furnace body（1）The cylinder of opposite side（5）Connection, cylinder（5）Front end with connect
Material bar（6）Connection, splicing bar（6）With fire resisting door（4）The material mouth at place is corresponded.
2. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：The haulage gear includes and fire resisting
Door（4）The slide bar of connection（11）, slide bar（11）Along heating furnace body（1）Slide up and down, slide bar（11）Bottom and heating furnace body（1）Bottom
End is mounted on pulley（12）, steel wire rope（13）Bypass pulley（12）It is wrapped in hook base（14）On, hook base（14）Slip sets
Put on slide rail and by cylinder（5）Drive.
3. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：The heating furnace body（1）Including gold
Category shell body（7）, heat-insulation layer（8）And flame retardant coating（9）, wherein heat-insulation layer（8）Made using asbestos material, flame retardant coating（9）Using
The refractory brick of silicon carbide material is made.
4. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：The heating furnace body（1）Upper setting
There are multiple thermocouple temperature control points（10）, thermocouple temperature control point thermocouple temperature control point（10）Alternatively up and down, it is equally spaced.
5. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：The splicing bar（6）Inside set hollow
Cavity, cavity termination and cooling water pipe（15）Connect, collectively form circulating cooling pipeline.
6. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：The splicing bar（6）Including front end
Splicing portion（6-1）, stage casing refractory sections（6-2）And rear connecting portion（6-3）, wherein, front end splicing portion（6-1）Open, form support
Mouth, support mouth is just right with charging aperture on softening furnace, rear connecting portion（6-2）With cylinder（5）Connection, by cylinder（5）Put in
Go out.
7. a kind of highly-efficient glass softening furnace according to claim 6, it is characterised in that：The connecting portion（6-3）By even
Joint chair and hook base（14）Bolt connection, connecting seat includes train wheel bridge（6-4）And lower plate（6-5）, train wheel bridge（6-4）With lower folder
Plate（6-5）One end is hinged, the other end is locked by bayonet lock.
8. a kind of highly-efficient glass softening furnace according to claim 7, it is characterised in that：The bayonet lock includes pin pipe（16）、
Steel ball（17）, charging ram（18）And end cap（19）, charging ram（18）It is arranged on pin pipe（16）It is interior, steel ball can be promoted（17）Stretch part
Go out pin pipe（16）, hold cap（19）With pin pipe（16）Threaded upper ends are connected and end and charging ram（18）Spring is connected.
9. a kind of highly-efficient glass softening furnace according to claim 1, it is characterised in that：Closed using chromium aluminium in the heating tube
Golden heating wire.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112411.3A CN106746551B (en) | 2017-02-28 | 2017-02-28 | High-efficient glass softening furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112411.3A CN106746551B (en) | 2017-02-28 | 2017-02-28 | High-efficient glass softening furnace |
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| CN106746551A true CN106746551A (en) | 2017-05-31 |
| CN106746551B CN106746551B (en) | 2022-11-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911492A (en) * | 2018-09-17 | 2018-11-30 | 程晓东 | A kind of multistation energy-saving glass softening furnace |
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| CN206486429U (en) * | 2017-02-28 | 2017-09-12 | 湖北派瑞斯光学玻璃科技有限公司 | A kind of highly-efficient glass softening furnace |
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| CN201367454Y (en) * | 2009-03-19 | 2009-12-23 | 江苏明璐不锈钢有限公司 | Discharging furnace door opening and closing device on rolled steel heating furnace side |
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| CN106746551B (en) | 2022-11-22 |
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Effective date of registration: 20220823 Address after: No. 163, Yingbin Road, Maoping Town, Zigui County, Yichang City, Hubei Province 443600 Applicant after: HUBEI HUAYANG GLASS Co.,Ltd. Address before: 163 Yingbin Road, Chengdong Avenue, Maoping Town, Zigui County, Yichang City, Hubei Province 443600 Applicant before: HUBEI PAIRUISI OPTICAL GLASS TECHNOLOGY Co.,Ltd. |
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