CN107876744A - A kind of aluminium alloy side stove - Google Patents
A kind of aluminium alloy side stove Download PDFInfo
- Publication number
- CN107876744A CN107876744A CN201711464840.3A CN201711464840A CN107876744A CN 107876744 A CN107876744 A CN 107876744A CN 201711464840 A CN201711464840 A CN 201711464840A CN 107876744 A CN107876744 A CN 107876744A
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- CN
- China
- Prior art keywords
- heater
- aluminium alloy
- aluminium
- liquid
- mechanical pump
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/02—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by volume
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The present invention relates to a kind of aluminium alloy side stove, and it includes turning liquid chute, mechanical pump, ceramic filter plate, refining depassing unit, aluminium liquid liquid level detection device, body of heater, top heater or bottom heater, charge door and fire door.During use, after oven door opening, aluminum alloy melt or solid-state aluminium alloy are added in body of heater by charge door, through pushing up heater or bottom heating devices heat to the technological temperature of setting, lifted after refined depassing unit dehydrogenation and ceramic filter plate impurity screening through mechanical pump, the aluminum alloy melt of lifting, which flows into, to be turned liquid chute and flowing through and turns liquid chute to enter casting device, and the liquid level that the quantitative accuracy of mechanical pump is detected by aluminium liquid liquid level detection device enters Mobile state and compensated.This pouring furnace can cast for aluminium alloy and provide high-quality fusant, and the mechanical pump quantitative accuracy after compensation is high, and relative to aluminium alloy press pouring furnace, for the body of heater without sealing, body of heater manufacture difficulty is small, and cost is low, is suitable for large-scale use.
Description
Technical field
The present invention relates to a kind of aluminium alloy side stove, for aluminum alloy gravity casting, high-pressure casting and the fields such as casting of tumbling
Quantitatively accurate high-quality aluminum alloy melt is automatically provided, belongs to aluminium alloy casting quantitative pouring field.
Background technology
, it is necessary to which a certain amount of aluminium alloy melt is poured into specific mold cavity in aluminium alloy casting process.
At present, in aluminium alloy quantitative pouring field, low side mainly by setting alloy holding furnace beside cast unit,
A certain amount of aluminium alloy melt is dipped by manual operation baler, through artificial conveyance and is poured into running gate system；It is extensive at present
What is generally used is that Robot actions scoop after a certain amount of aluminium water is dipped from alloy holding furnace by Robot actions baler
Spoon carries out aluminium alloy melt transmission and cast, and the process heat scatters and disappears larger, needs to scoop from new regulation after often changing casting mould
Bale-out water, regulation process is numerous and diverse, and baler service life is shorter, and replacing maintenance cost is objective, and manipulator buying expenses is also higher；
And it is high-end it is main quantitative pouring is carried out by press pouring furnace, press pouring furnace needs to be passed through furnace chamber top that to dry compression empty
Gas is pressurizeed, and aluminium water is extruded from stalk, so press pouring furnace needs to seal whole body of heater, to body of heater
Make and require high, and the quantitative pouring program for needing establishment complicated high-precision pressure pouring element is accurately controlled and in fact
Existing accurate quantification cast, using press pouring furnace, poring rate is fast, and quantitative accuracy is high, and aluminium alloy melt oxidation is few, and current
These pressure pouring elements are generally press pouring furnace producer self-developing, and technology barriers cause these elements to be difficult to adopt in market
Purchase, so press pouring furnace technical threshold is very high at present, the producer that the country is currently undertaken by press pouring furnace exploitation has not been achievable
Large-scale sale, what technology was more ripe at present is wholly foreign-owned venture brand, and equipment price is expensive, in addition, because quantitative every time
Cast is both needed to be filled with smelting furnace furnace chamber largely dry compressed air, needs in furnace chamber will largely to add again after each casting complete
Heat arrives high temperature（More than 600 DEG C）Compressed air discharges out of the furnace, and long term frequent work, compressed air usage amount is big, in discharge process
The heat taken away is also big.And the stalk of press pouring furnace and it is both needed to by liquid pipe using the not viscous aluminium pottery of import brand high intensity
Porcelain, expensive, service life is usually no more than 3 months, causes consumables cost higher, and above-mentioned reason result in aluminium alloy air pressure
Pouring furnace is difficult to popularize on a large scale.
The content of the invention
The purpose of the present invention is the problem of presence for current above-mentioned three kinds of situations of aluminium alloy quantitative pouring, exploitation it is a kind of compared with
The aluminium alloy quantitative pouring stove of low purchase cost and working service cost, reaches and fully realizes the excellent of aluminium alloy press pouring furnace
Gesture, its inferior position is overcome again.Largely completed in view of the quantitative pouring of current magnesium alloy fused mass using mechanical pump, but magnesium alloy fused mass
The mechanical pump of use, is made using heat resisting steel, and solubility of the steel in magnesium alloy fused mass is minimum, also hardly with Serum Magnesium
Chemically react, so the mechanical pump of heat resisting steel can long-term use be without damaging in magnesium alloy fused mass, and aluminium alloy materialization
Unique properties characteristic, under molten condition, it almost can form alloy with all other metal reaction, cause nearly all other
Metal is immersed in high temperature aluminium alloys melt can all be soaked by aluminium alloy melt corrode, heat resisting steel in aluminium alloy melt, can quilt
Totally, so the mechanical pump being immersed in aluminium alloy melt directly can not be made using metal material, this is also to be to corrode quickly
The pass that the mechanical pump pouring type what pouring magnesium-alloy quantitatively stove generally uses does not use also on aluminium alloy smelting furnace at present
Key reason, so the key of exploitation aluminum alloy machinery pump quantitative pouring stove is exploitation aluminum alloy machinery quantitative pouring pump.
In order to reach above-mentioned purpose, mentality of designing of the invention is：A kind of mechanical pump, the machine are made using nonmetallic materials
Corrode reaction should not occur with aluminium water for tool pump, be provided simultaneously with high elevated temperature strength, not viscous aluminium, anti-oxidant, shaking property of heat resistanceheat resistant is good（Through multiple
It is extremely cold very hot without rupturing）With the characteristic such as machining property is good.With succeeding in developing for aluminum alloy machinery pouring pump, various aluminium
Mechanical pump quantitative pouring can be achieved on alloy melting furnace.Determined additionally, due to mechanical pump quantitative performance, mechanical revolution speed is the same
In the case of, mechanical pump pours fluence and can changed with the change of mechanical pump aluminium water extraction rise under same time, and quantitative pouring
In stove, the height of aluminium water level is changed with the change to feed with cast aluminum water, so to realize every time quantitative standard
Really, it is necessary to carry out accurate measurement to the height of aluminium liquid liquid level in real time, smelting furnace control system need to control according to the liquid level of measurement
The running parameter of pouring pump, so as to realize that cast every time is quantitative accurate.
According to above-mentioned design philosophy, it is as follows to invent a kind of aluminium alloy side stove operation principle（See Fig. 1）：
A kind of aluminium alloy side stove invented includes turning liquid chute（1）, mechanical pump（2）, ceramic filter plate（3）, refining degasification
Device（4）, aluminium liquid liquid level detection device（5）, body of heater（6）, top heater（7）With bottom heater（8）, charge door（9）With
Fire door（10）.
This aluminium alloy smelting furnace function is as follows：During work, fire door is opened（10）, from charge door（9）Add aluminium alloy liquid or
Solid-state furnace charge, furnace charge is through pushing up heater（7）Or bottom heater（8）After temperature adjustment is dissolved in heating, aluminium alloy melt is refined to be removed
Device of air（4）Dehydrogenation and ceramic filter plate（3）After slagging-off, mechanical pump（2）Lifting, which flows through, turns liquid chute（1）Enter casting dress afterwards
Put, push up heater（7）The energy used can be electric ＆ gas.Mechanical pump（2）Quantitative accuracy filled by aluminium liquid level sensing
Put（5）The liquid level line of detection（11）Height carry out real-Time Compensation.
It is of the invention compared with existing foreign capitals brand aluminium alloy press pouring furnace, have following effect：
1st, using mechanical pump, body of heater is simple to manufacture without air-tightness requirement, body of heater, low cost, is adapted to be grafted onto various aluminium alloys
On smelting furnace；
2nd, mechanical pump quantitative pouring stove can carry out heating temperature adjustment using gas-operated thermal bath facility, and press pouring furnace is due to in burner hearth
The high-precision control of air pressure and seal request, electrical heating can only be used at present；
3rd, mechanical pump quantitative pouring stove need not be saved gas and used using a large amount of drying compressed airs and discharge high temperature compressed air
Cost；
4th, mechanical pump quantitative pouring stove can facilitate and rotary degassing device and ceramic filter plate are installed in stove because being required without air-tightness
To improve the quality of aluminium alloy melt, be advantageous to ensure the quality of aluminium alloy castings, and press pouring furnace is due to airtight requirement, it is difficult
It to install above-mentioned part, and ought surprisingly cause long-time blowing out or compressed air drying not in place, aluminium in body of heater can be caused to close
Golden melt largely inhales hydrogen, and is difficult to handle, and being easily caused casting pin hole occurs, influences cast properties；
5th, mechanical pump quantitative pouring stove working service cost is low, without often changing due to the oven door sealing circle of high temperature failure, nothing
The expensive ceramic lift tube of import need to often be changed and by liquid pipe, mechanical pump only needs to make using home made materials, and cost is low, easily
Purchase.
6th, purchase cost is low, makes simple, no technology barriers, is adapted to extensive use；
Brief description of the drawings：
Accompanying drawing 1 is a kind of aluminium alloy side stove fundamental diagram front view of the invention：
In figure：1-turn liquid chute；2-mechanical pump；3-ceramic filter plate；4-refining depassing unit；5-aluminium liquid level sensing
Device；6-body of heater；7-top heater；8-bottom heater；9-charge door；10-fire door；11-liquid level line；
Embodiment：
Below by taking mechanical pump insulated pouring stove as an example, a kind of aluminium alloy side stove schematic diagram shown in Fig. 1 is made furtherly
It is bright：
When a kind of aluminium alloy side stove produces, bin gate is opened（10）, manually or mechanically aluminium water or aluminium ingot are added from charge door
Enter body of heater（6）It is interior, push up heater（7）Or bottom heater（8）Aluminum melt is heated and temperature adjustment, when reaching pouring for needs
When noting temperature, aluminium alloy melt flows through refining depassing unit（5）Dehydrogenation and ceramic filter plate（3）After slagging-off, aluminium liquid level sensing
Device（5）The liquid level line that will be detected（11）Height number is input to control system, and control system provides mechanical pump by calculating
Quantitative pouring parameter, control machinery pump（2）Lift body of heater（6）In aluminium alloy melt height, aluminium alloy melt through brush not
Viscous aluminium paint turns liquid chute（1）Into casting device die cavity, casting process is completed；
A kind of aluminium alloy side furnace structure is simple, convenient operating maintenance, manufacturing cost is low, working service cost is low, it is possible to provide
The aluminium alloy melt of high-quality, can meet the quantitative pouring requirement of different aluminum alloys casting, and creative technology path overcomes
The technology barriers and high price of press pouring furnace monopolize.
Claims (5)
1. a kind of aluminium alloy side stove, it is characterised in that it includes turning liquid chute（1）, mechanical pump（2）, ceramic filter plate（3）、
Refine depassing unit（4）, aluminium liquid liquid level detection device（5）, body of heater（6）, top heater（7）Or bottom heater（8）, charging
Mouthful（9）And fire door（10）.
A kind of 2. aluminium alloy side stove according to claim 1, it is characterised in that mechanical pump（2）In with aluminium liquid contact site
Separation structure is made using not viscous aluminum.
A kind of 3. aluminium alloy side stove according to claim 1, it is characterised in that charge door（9）Also it is slag hitting mouth.
4. a kind of aluminium alloy side stove according to claim 1, it is characterised in that aluminum alloy melt is through pushing up heater（7）
Or bottom heater（8）After heating and thermal insulation, refined depassing unit（4）Dehydrogenation and ceramic filter plate（3）After slagging-off, pass through machinery
Pump（2）It is lifted into and turns liquid chute（1）Into casting device, heater is pushed up（7）The energy used can be electricity or natural gas.
5. a kind of aluminium alloy side stove according to claim 1, mechanical pump（2）Cast precision examined by aluminium liquid liquid level
Survey device（5）The liquid level line of detection（11）Highly compensate, aluminium liquid liquid level detection device（5）It can be laser range finder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464840.3A CN107876744A (en) | 2017-12-28 | 2017-12-28 | A kind of aluminium alloy side stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711464840.3A CN107876744A (en) | 2017-12-28 | 2017-12-28 | A kind of aluminium alloy side stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107876744A true CN107876744A (en) | 2018-04-06 |
Family
ID=61770628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711464840.3A Pending CN107876744A (en) | 2017-12-28 | 2017-12-28 | A kind of aluminium alloy side stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107876744A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111250686A (en) * | 2020-03-26 | 2020-06-09 | 重庆大学 | Liquid level online real-time monitoring system for magnesium alloy quantitative casting |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513648A (en) * | 2016-12-05 | 2017-03-22 | 熊运海 | Aluminum alloy furnace |
-
2017
- 2017-12-28 CN CN201711464840.3A patent/CN107876744A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513648A (en) * | 2016-12-05 | 2017-03-22 | 熊运海 | Aluminum alloy furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111250686A (en) * | 2020-03-26 | 2020-06-09 | 重庆大学 | Liquid level online real-time monitoring system for magnesium alloy quantitative casting |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180406 |
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| WD01 | Invention patent application deemed withdrawn after publication |