CN102179496A - Improved double-chamber heat-preservation furnace - Google Patents
Improved double-chamber heat-preservation furnace Download PDFInfo
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- CN102179496A CN102179496A CN 201110103553 CN201110103553A CN102179496A CN 102179496 A CN102179496 A CN 102179496A CN 201110103553 CN201110103553 CN 201110103553 CN 201110103553 A CN201110103553 A CN 201110103553A CN 102179496 A CN102179496 A CN 102179496A
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Abstract
The invention discloses an improved double-chamber heat-preservation furnace which is provided with a recharging chamber 6 and a pressing chamber 7, wherein the level of the aluminum liquid in the recharging chamber is higher than the level of the aluminum liquid in the pressing chamber; a plug rod 4 is arranged between the recharging chamber and the pressing chamber; and embedded heaters 1 and 2 are respectively arranged in the recharging chamber and the pressing chamber. With such a double-chamber structure, the improved double-chamber heat-preservation furnace has the advantages that the aluminum liquid in the recharging chamber can be purified to a certain degree in the working process, thereby increasing the quality of the aluminum liquid; the heaters work in a state of being soaked in the aluminum liquid, thereby increasing the heating efficiency and reducing the energy consumption; and the surface of the aluminum liquid is free from radiation type heat conduction, thereby reducing the oxidation of the surface of the aluminum liquid and lowering the useless consumption of the aluminum liquid.
Description
Technical field
The present invention relates to a kind of industrial furnace, relate in particular to two chambers holding furnace that a kind of aluminum-alloy wheel air injection machine uses.
Background technology
At present, general air injection machine holding furnace is generally a Room, the heating of radiant type Elema.Furnace chamber is both as aluminium liquid locker room, again as heating clamber and compression chamber.Elema heating, heat guarantee that by radiation, air transmitted mode temperature of aluminum liquid is constant in the stove.This kind holding furnace has played critical effect in the application process of air injection machine.But along with the demand for development of Casting Technology, some problems and the shortcoming of existence also day by day manifest.One, when adding aluminium liquid, the heating power supply that must break stops to produce, and has influenced the continuity of producing; Its two, the heating Elema is radiant type heating, aluminium liquid oxide on surface is many, the no utilization that has increased aluminium liquid consumes, and has also increased the generation of slag inclusion waste product; Its three, in the production process, charge into circularly in the stove, discharges compressed air, will take away a large amount of heats, increased power consumption; They are four years old, one cell-type holding furnace in process of production, aluminium liquid liquid level is constantly to change in the stove, therefore after needing product of every production, carry out pressure compensation, can not guarantee the stable of aluminium liquid liquid level well, easily cause the inconsistency of product processes, thereby cause the fluctuation of product quality.
Therefore, along with the raising of low pressure casting product quality and performance requirement, and the proposition of enterprise's production target for energy-saving and emission-reduction, how to address the above problem, just necessitate.And the exploitation of this novel two cell structure immersion heat tracing stoves, make and can fundamentally address the above problem.
Summary of the invention
Influence the production continuity, increase aluminium liquid and do not have to utilize and consume, increase power consumption, cause a series of problem such as product quality fluctuation for what solve that an existing cell-type holding furnace exists, the invention provides a kind of holding furnace of novel two Room immersions heating.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this holding furnace has two locker rooms: one is called replenishing chamber; One is called and suppresses the chamber.Do not require strict sealing in the replenishing chamber, only play the effect of storage and purification aluminium liquid, carry out insulation and get final product, add aluminium liquid to this chamber in the daily production.Suppress indoor feeding compressed air and carry out production, suppress the chamber and must accomplish whole sealings.
At the replenishing chamber and the chamber of suppressing immersion heater is set, is installed in the furnace side face.The replenishing chamber heater power equals to suppress chamber heater power, and replenishing chamber aluminium liquid capacity is greater than suppressing chamber aluminium liquid capacity.Replenishing chamber internal heater general power 20Kw.Suppress household heater general power 20Kw.Except that having insulation effect, also has certain thermogenic action.Because the heating part of heater is to be immersed in the aluminium liquid, the heat that is produced all acts on the aluminium liquid, and good energy-conserving action is arranged.Simultaneously, because aluminium liquid surface does not have the radiation of high temperature baking in the stove, the generation of surfaces of aluminum slag also significantly reduces, and the no utilization of having saved aluminium liquid consumes.
Aluminium liquid liquid level in the replenishing chamber must be higher than the liquid level of suppressing the chamber, like this, behind product of every production, the liquid level of suppressing the chamber height that will descend, pass through the action of stopper rod mechanism this moment, goes into quantitative aluminium liquid by replenishing chamber to filling the indoor benefit of type automatically.
Two chambers holding furnace that the present invention is improved, use resistant to elevated temperatures steel plate to be clipped in replenishing chamber and to suppress in the insulation furnace charge of chamber, separate replenishing chamber and the connection of suppressing the chamber, perforate in the middle of steel plate then, make and install one and be with the special-purpose chute of bell-mouthed " L " type, use a stopper rod with the silicon nitride material of circular conehead, make the horn mouth of conehead and chute realize closely cooperating, lifting by reservoir control stopper rod, thereby make conehead throw off, contact with horn mouth, reach the effect of opening and closing, thereby make aluminium liquid suppress indoor from the replenishing chamber inflow.
Replenishing chamber with suppress indoorly, aluminium liquid liquid level detection device all is installed, can monitor the high, medium and low position of aluminium liquid in the furnace chamber, thereby kinds of protect is provided.Suppress indoorly when having only aluminium liquid to be in meta, just can start the furnace pressure control program; Also only when suppressing chamber aluminium liquid and be lower than meta, just can open stopper rod, in the replenishing chamber to suppressing indoor additional aluminium liquid, after aluminium liquid reaches meta, stopper rod blocking-up chute mouth, and the chamber is suppressed in sealing.
By this kind holding furnace structure and cooperate the action of stopper rod, when having guaranteed each productions, suppressing indoor aluminium liquid liquid level is certain substantially, has also just guaranteed the uniformity of each casting technique, makes product quality obtain stablizing.
The invention has the beneficial effects as follows: adopt two cell-type structures, can in the process of work, make aluminium liquid in the replenishing chamber obtain to a certain degree purification, thereby improve aluminium liquid quality.Heater is immersed in the aluminium liquid and works, and has improved the thermal efficiency, has reduced energy consumption.Formula heat conduction that aluminium liquid surface is radiationless has reduced the oxidation on aluminium liquid surface, and the no utilization that has reduced aluminium liquid consumes.In the work, can in the replenishing chamber of holding furnace, add aluminium liquid at any time, not need to shut down and the casting ladle stand-by period, improve production efficiency greatly.Suppress indoor aluminium liquid liquid level and can remain at same position, make each casting technique be in stable state, improved the stability and the continuity of product quality.
Description of drawings
Fig. 1 is improved pair of chamber of a present invention holding furnace schematic top plan view.
Fig. 2 is improved pair of chamber of a present invention holding furnace left surface schematic diagram.
Fig. 3 is improved pair of chamber of a present invention holding furnace right flank schematic diagram.
Among the figure: 1-suppresses the chamber immersion heater, 2-replenishing chamber immersion heater, and the door opened reservoir of 3-replenishing chamber, the special-purpose chute of 4-L type, 5-replenishing chamber fire door, 6-replenishing chamber burner hearth, 7-suppresses the chamber burner hearth, the online degasification of 8-mechanism.
The specific embodiment
The present invention will be further described with the specific embodiment in conjunction with the accompanying drawings.
As shown in Figure 2, improved pair of chamber holding furnace of the present invention has two locker rooms: one is called replenishing chamber 6; One is called and suppresses chamber 7.Do not require strict sealing in the replenishing chamber 6, play the effect of storage and purification aluminium liquid, carry out insulation and get final product, add aluminium liquid to this chamber in the daily production.Suppress chamber 7 and feed compressed air and carry out production, must accomplish whole sealings.
At replenishing chamber 6 with suppress chamber 7 immersion heater 1,2 is set, install at the furnace side face, as shown in Figure 1, 2.The replenishing chamber heater power equals to suppress chamber heater power, and replenishing chamber aluminium liquid capacity is greater than suppressing chamber aluminium liquid capacity.Replenishing chamber internal heater general power 20Kw suppresses household heater general power 20Kw.Except that having insulation effect, also has certain thermogenic action.Because the heating part of heater is to be immersed in the aluminium liquid, the heat that is produced all acts on the aluminium liquid, and good energy-conserving action is arranged.Simultaneously, because aluminium liquid surface has not had the radiation of high temperature baking in the stove, the generation of surfaces of aluminum slag also significantly reduces, and the no utilization of having saved aluminium liquid consumes.
Aluminium liquid liquid level in the replenishing chamber must be higher than the liquid level of suppressing the chamber, like this, behind product of every production, the liquid level of suppressing the chamber height that will descend, pass through the action of stopper rod mechanism this moment, goes into quantitative aluminium liquid by replenishing chamber to suppressing indoor benefit automatically.
In improved pair of chamber holding furnace of the present invention, use resistant to elevated temperatures steel plate to be clipped in replenishing chamber 6 and to suppress in the insulation furnace charge of chamber 7, separate replenishing chamber 6 and the connection of suppressing chamber 7, perforate in the middle of steel plate then, make and installed one and be with the special-purpose chute 4 of bell-mouthed " L " type, use a stopper rod with the silicon nitride material of circular conehead, make the horn mouth of conehead and special-purpose chute 4 realize closely cooperating, lifting by reservoir control stopper rod, thereby conehead and horn mouth are thrown off, contact, reach the effect of opening and closing, thereby make aluminium liquid suppress indoor from the replenishing chamber inflow.
Replenishing chamber 6 with suppress in the chamber 7, aluminium liquid liquid level detection device all is installed, can monitor the high, medium and low position of aluminium liquid in the furnace chamber, thereby kinds of protect is provided.Suppress indoorly when having only aluminium liquid to be in meta, just can start the furnace pressure control program; Also only when suppressing chamber aluminium liquid and be lower than meta, just can open stopper rod, in the replenishing chamber to suppressing indoor additional aluminium liquid, after aluminium liquid reaches meta, stopper rod blocking-up chute mouth, and the chamber is suppressed in sealing.
By this kind holding furnace structure and cooperate the action of stopper rod, when having guaranteed each productions, suppressing indoor aluminium liquid liquid level is certain substantially, has also just guaranteed the uniformity of each casting technique, makes product quality obtain stablizing.
Claims (3)
1. improved pair of chamber holding furnace, comprise devices such as furnace chamber, heating rod, it is characterized in that: replenishing chamber (6) is set and suppresses chamber (7), the interior aluminium liquid of replenishing chamber (6) liquid level is higher than suppresses chamber (7) aluminium liquid liquid level, replenishing chamber (6) and suppress and be provided with special-purpose chute (4) between the chamber (7), replenishing chamber (6) is provided with online depassing unit (8).
2. according to the described improved pair of chamber holding furnace of claim 1, it is characterized in that: replenishing chamber (6) and suppress and be provided with immersion heater (1,2) in the chamber (7), the replenishing chamber heater power equals to suppress chamber heater power, and replenishing chamber aluminium liquid capacity is greater than suppressing chamber aluminium liquid capacity.
3. according to the described improved pair of chamber holding furnace of claim 1, it is characterized in that: replenishing chamber (6) is provided with steel plate with suppressing in the insulation furnace charge of chamber (7), perforate in the middle of the steel plate, be provided with and be with the special-purpose chute (4) of bell-mouthed " L " type, the horn mouth of stopper rod conehead and special-purpose chute (4) closely cooperates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110103553 CN102179496A (en) | 2011-04-25 | 2011-04-25 | Improved double-chamber heat-preservation furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110103553 CN102179496A (en) | 2011-04-25 | 2011-04-25 | Improved double-chamber heat-preservation furnace |
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| CN102179496A true CN102179496A (en) | 2011-09-14 |
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| CN 201110103553 Pending CN102179496A (en) | 2011-04-25 | 2011-04-25 | Improved double-chamber heat-preservation furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057061A (en) * | 2014-06-11 | 2014-09-24 | 烟台路通精密铝业有限公司 | Heat preserving furnace of low-pressure casting machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0846509A1 (en) * | 1996-12-05 | 1998-06-10 | General Motors Corporation | Two-chamber furnace for countergravity casting |
| CN1974069A (en) * | 2006-12-14 | 2007-06-06 | 苏州有色金属加工研究院 | Production process of non-vacuum continuous fusion-cast Cu-Ti alloy |
| CN201102062Y (en) * | 2007-07-12 | 2008-08-20 | 姚国志 | Liquid condition processing device of magnesium, aluminum alloy |
| CN201596759U (en) * | 2009-10-22 | 2010-10-06 | 山西银光华盛镁业股份有限公司 | Double-crucible low pressure casting machine |
| CN201625777U (en) * | 2010-04-19 | 2010-11-10 | 中信戴卡轮毂制造股份有限公司 | Low pressure casting machine holding furnace |
| CN202070752U (en) * | 2011-04-25 | 2011-12-14 | 中信戴卡轮毂制造股份有限公司 | Modified double-chamber heat-preserving furnace |
-
2011
- 2011-04-25 CN CN 201110103553 patent/CN102179496A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0846509A1 (en) * | 1996-12-05 | 1998-06-10 | General Motors Corporation | Two-chamber furnace for countergravity casting |
| CN1974069A (en) * | 2006-12-14 | 2007-06-06 | 苏州有色金属加工研究院 | Production process of non-vacuum continuous fusion-cast Cu-Ti alloy |
| CN201102062Y (en) * | 2007-07-12 | 2008-08-20 | 姚国志 | Liquid condition processing device of magnesium, aluminum alloy |
| CN201596759U (en) * | 2009-10-22 | 2010-10-06 | 山西银光华盛镁业股份有限公司 | Double-crucible low pressure casting machine |
| CN201625777U (en) * | 2010-04-19 | 2010-11-10 | 中信戴卡轮毂制造股份有限公司 | Low pressure casting machine holding furnace |
| CN202070752U (en) * | 2011-04-25 | 2011-12-14 | 中信戴卡轮毂制造股份有限公司 | Modified double-chamber heat-preserving furnace |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057061A (en) * | 2014-06-11 | 2014-09-24 | 烟台路通精密铝业有限公司 | Heat preserving furnace of low-pressure casting machine |
| CN104057061B (en) * | 2014-06-11 | 2016-02-10 | 烟台路通精密铝业有限公司 | A kind of low pressure casting machine holding furnace |
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Application publication date: 20110914 |