CN105838887A - Recovery device for punch forming excess materials of antitheft doors - Google Patents
Recovery device for punch forming excess materials of antitheft doors Download PDFInfo
- Publication number
- CN105838887A CN105838887A CN201610399986.3A CN201610399986A CN105838887A CN 105838887 A CN105838887 A CN 105838887A CN 201610399986 A CN201610399986 A CN 201610399986A CN 105838887 A CN105838887 A CN 105838887A
- Authority
- CN
- China
- Prior art keywords
- chamber
- reclaimer
- refining chamber
- punching
- outer covering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
- C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/0038—Obtaining aluminium by other processes
- C22B21/0069—Obtaining aluminium by other processes from scrap, skimmings or any secondary source aluminium, e.g. recovery of alloy constituents
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/064—Obtaining aluminium refining using inert or reactive gases
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a recovery device for punch forming excess materials of antitheft doors. The recovery device comprises a furnace outer shell. A furnace inner shell is arranged inside the furnace outer shell. An electric heating layer is arranged between the furnace outer shell and the furnace inner shell. A baffle is arranged in the furnace inner shell and divides the inner space of the furnace inner shell into two parts, wherein the upper part is a melting chamber, and the lower part is a refining chamber. A feed pipe is arranged above the furnace outer shell, penetrates the furnace outer shell and communicates with the melting chamber. Connection pipes, a discharge pipe, a gas inlet pipe and a first exhaust pipe are arranged outside the furnace outer shell. The connection pipes communicate with the melting chamber and the refining chamber. The discharge pipe and the gas inlet pipe communicate with external space and the refining chamber. According to the recovery device, the refining chamber is arranged, mixed gas is introduced into molten aluminum in the refining chamber, aluminum oxide and hydrogen in the molten aluminum are removed, the quality of the molten aluminum is improved, and the recovery device is beneficial to the subsequent process; and a tail gas purification device is further arranged, and the working environment is improved.
Description
Technical field
The present invention relates to a kind of metallurgical plant, be specifically related to the reclaimer of punching burglarproof doors molding clout.
Background technology
Door and window as in people's daily life often in contact with the article arrived, not only play keep out wind and rain, heat insulation, sound insulation, daylighting, the effect such as ventilation, but also be the important component part of architectural image, their shape, size, color, moulding etc. have critically important impact to the moulded of building.Along with the raising of people's living standard, people are increasing to the demand of door and window, and the requirement to door and window is more and more diversified.
Aluminum alloy doors and windows are important branch of door and window, and aluminum alloy doors and windows refer to that using aluminum alloy extrusion section bar is frame, stile, the door and window of fan material making.Aluminum alloy doors and windows because of have attractive in appearance, seal, intensity high is widely used.The section bar of aluminum alloy doors and windows and glass style are divided into glazing bar style and flower glass style, wherein, glazing bar style is thick with aluminium, style is sedate as main characteristics, and flower glass style is with aluminium various shapes, style vivaciously as main characteristics, and style has lattice, ice sculpture, low relief, brilliant shellfish etc..
In the aluminum alloy doors and windows technological process of production, first operation is exactly blanking, required aluminum alloy frame material and fan material can be obtained by blanking, but, no matter the device of blanking have many accurately and high-end, a lot of discarded leftover pieces will be produced, for a factory, if the loss that will result in flood tide directly thrown away by these discarded leftover pieces, the most a lot of enterprises all select to try every possible means to reclaim these discarded leftover pieces efficiently thus reduce the production cost of aluminum alloy doors and windows to reach to promote the purpose of oneself product competitiveness.
The first step reclaiming aluminium alloy scrap needs to melt these aluminium alloy scraps, and equipment used is fusing stove, and fusing stove can meet aluminum alloy melting technique well.But, traditional fusing stove only has the function melting aluminium alloy, feed in fusing, preheat, melt and can contact with the oxygen in air and hydrogen with aluminium alloy in casting cycle, make the foundry goods obtained have pore, be mingled with, the defect such as loosen, directly affecting the physical property of aluminium alloy castings, mechanical property and serviceability, if quality of aluminum alloy casting parts is low, follow-up casting technique is the most advanced, the defect being initially present in aluminium alloy castings still can exist, it is difficult to eliminates.
Summary of the invention
The technical problem to be solved is for the shortcoming of conventional fused stove, the reclaimer of punching burglarproof doors molding clout is provided, solve conventional fused stove feeding, preheat, melt and in casting cycle Al alloy parts or aluminum liquid ingress of air and cause the problem that quality of aluminum alloy casting parts is low.
The present invention is achieved through the following technical solutions: the reclaimer of punching burglarproof doors molding clout, including stove outer covering, stove inner shell it is provided with inside described stove outer covering, it is provided with electric heating layer between stove outer covering and stove inner shell, stove inner housing inner is provided with baffle plate, the inner space of stove inner shell is divided into two parts by described baffle plate, wherein top is divided into melting chamber, bottom is divided into refining chamber, stove outer covering is provided above charge pipe, described charge pipe runs through stove outer covering and connects with melting chamber, the outside of stove outer covering is provided with connecting tube, drainage conduit, air inlet pipe, downtake pipe, wherein, described connecting tube connection melting chamber and refining chamber, described drainage conduit, air inlet pipe all connects space outerpace and refining chamber.The fusing stove of prior art only has the ability of melting aluminum alloy workpiece, cast after having melted, but, feeding, preheat, melt and casting stage Al alloy parts or aluminum liquid and can contact oxygen and cause quality of aluminum alloy casting parts low, even if subsequent technique is the most advanced, the mass defect initially produced cannot be eliminated, defect according to conventional fused stove, this device is provided with refining chamber, reaches to remove the aluminium oxide in aluminum liquid and the purpose of hydrogen by the mixed gas being passed through chlorine, carbon monoxide and nitrogen in refining chamber.nullWhen using the present invention，First electric heating layer is first turned on，By the temperature monitoring being arranged in melting chamber, the temperature of melting chamber is controlled at 200 to 300 °，Then from charge pipe, pour Al alloy parts to be melted into，When after division of labor part in accumulation portion in melting chamber，Continue the temperature of heating melting chamber to 600 to 700 °，The workpiece now piled up bottom melting chamber gradually melts，After a part of workpiece of melting，Open connecting tube，The molten metal melted in melting chamber is made to flow in refining chamber，Air inlet pipe is connected gaseous mixture steel cylinder，Open air inlet pipe and downtake pipe，Molten metal after having melted is passed through mixed gas，Chlorine in mixed gas can react with aluminium oxide and generate oxygen and aluminum chloride，Carbon monoxide in oxygen and mixed gas can generate carbon dioxide，Thus eliminate aluminium oxide present in aluminum liquid，Nitrogen in mixed gas can take the hydrogen being adsorbed in aluminum liquid out of，Additionally，Aluminum chloride at high temperature gos up China，Together discharged with mixed gas，As mentioned above，Aluminium oxide that mixed gas can be taken out of in refining chamber in aluminum liquid and hydrogen，Reach to purify the effect of aluminum liquid，After refine，Open drainage conduit and carry out cast molding.
Further, also include exhaust gas cleaner, described downtake pipe connection refining chamber and exhaust gas cleaner, described exhaust gas cleaner connects and has second exhaust pipe, described second exhaust pipe connection exhaust gas cleaner and space outerpace.Because mixed gas has chlorine, so, the responseless chlorine of part can be discharged in air together along with mixed gas, and the health of operator is caused damage by aggravating working environment, also can corrode equipment.Therefore, being connected in exhaust gas cleaner by downtake pipe, fill sodium hydroxide solution and can remove chlorine in exhaust gas cleaner, downtake pipe is deep in sodium hydroxide solution removing effect can be more preferably, after removing chlorine, tail gas is entered in air by second exhaust pipe.
Further, described connecting tube is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit is positioned within refining chamber is provided with filter screen.Arranging the workpiece that filter screen is possible to prevent not to be completely melt and block connecting tube and drainage conduit, causing cannot cast molding continuously.
Further, described connecting tube uses resistant to elevated temperatures adiabator.The purpose of connecting tube employing high-temperature resistant thermal insulating material is to ensure that when molten metal flows out from melting chamber and heat will not be caused because of the low temperature of free surrounding space to scatter and disappear.
Further, described air inlet pipe in the one end within refining chamber bottom refining chamber.The purpose so arranging air inlet pipe is mixed gas to be passed directly in aluminum liquid, reaches preferably to remove the purpose of aluminium oxide and hydrogen in aluminum liquid.
Further, described stove outer covering is provided above driving means, and the outfan of described driving means connects has rotary shaft, described rotary shaft to run through stove outer covering in refining chamber, rotary shaft part above baffle plate connects the first stirring paddle, and rotary shaft bottom connects the second stirring paddle.Can melt workpiece more quickly by stirring, improve the work efficiency of melting chamber, the second stirring paddle in refining chamber can make mixed gas and aluminum liquid be fully contacted thus improve refining effect.
Further, 3/4ths of a length of melting chamber radius of described first stirring paddle.Found by production practices, a length of melting chamber radius of stirring paddle 3/4ths time, the work efficiency of melting chamber is the highest, and the workpiece in melting chamber can be stirred the most uniformly by the driving means i.e. connecting rotary shaft with minimum workload.
Further, 2/3rds of a length of first stirring paddle length of described second stirring paddle.Found by production practices, the a length of first stirring paddle length of the second stirring paddle 2/3rds time, mixing effect in refining chamber is optimal, because refining chamber is not required to the most violent stirring, its purpose is primarily to make mixed gas react more abundant with aluminum liquid.
Further, the part that the outfan of described driving means is connected with rotary shaft is resistant to elevated temperatures adiabator.The purpose so arranged is also to protection and connects the driving means of rotary shaft so that it is will not produce damage because of the temperature of rotary shaft conduction.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the present invention is provided with refining chamber, by being passed through mixed gas in the aluminum liquid in refining chamber, reaches to remove the aluminium oxide in aluminum liquid and hydrogen, improves the quality of aluminum liquid, beneficially subsequent technique；
2, the present invention uses dual chamber design, it is not necessary to is transferred in refining furnace by aluminum liquid after fusing completes again, simplifies operating procedure, saves heat energy and fusing time；
3, the present invention devises exhaust gas processing device, it is possible to effectively remove chlorine, it is to avoid it is passed through in air and causes damage operator and plant equipment；
4, the present invention passes through production practices, finds as 3/4ths of a length of melting chamber radius of stirring paddle, and driving means can reach preferably to stir with less workload, improve the work efficiency of melting chamber further.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of semi-section of the present invention.
The parts title of labelling and correspondence in accompanying drawing:
1-stove outer covering, 2-stove inner shell, 3-electric heating layer, 4-connecting tube, 5-downtake pipe, 6-second exhaust pipe, 7-exhaust gas cleaner, 8-charge pipe, 9-rotary shaft, 10-air inlet pipe, 11-drainage conduit.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, not as a limitation of the invention.
Embodiment
As shown in Figure 1, the present invention is the reclaimer of punching burglarproof doors molding clout, including stove outer covering 1, it is provided with stove inner shell 2 inside described stove outer covering 1, electric heating layer 3 it is provided with between stove outer covering 1 and stove inner shell 2, , stove inner housing inner is provided with baffle plate, the inner space of stove inner shell 2 is divided into two parts by described baffle plate, wherein top is divided into melting chamber, bottom is divided into refining chamber, stove outer covering 1 is provided above charge pipe 8, described charge pipe 8 runs through stove outer covering 1 and connects with melting chamber, the outside of stove outer covering 1 is provided with connecting tube 4, drainage conduit 11, air inlet pipe 10, downtake pipe 5, wherein, described connecting tube 4 connects melting chamber and refining chamber, described drainage conduit 11, air inlet pipe 10 all connects space outerpace and refining chamber.Further, also including that exhaust gas cleaner 7, described downtake pipe 5 connect refining chamber and exhaust gas cleaner 7, described exhaust gas cleaner 7 connects has second exhaust pipe 6, described second exhaust pipe 6 to connect exhaust gas cleaner 7 and space outerpace.Further, described connecting tube 4 is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit 11 is positioned within refining chamber is provided with filter screen.Further, described connecting tube 4 uses resistant to elevated temperatures adiabator.Further, described air inlet pipe 10 in the one end within refining chamber bottom refining chamber.Further, described stove outer covering 1 is provided above driving means, and the outfan of described driving means connects has rotary shaft 9, described rotary shaft 9 to run through in stove outer covering 1 to refining chamber, the rotary shaft 9 part above baffle plate connects the first stirring paddle, and rotary shaft 9 bottom connects the second stirring paddle.Further, 3/4ths of a length of melting chamber radius of described first stirring paddle.Further, 3/4ths of a length of first stirring paddle length of described second stirring paddle.Further, the part that the outfan of described driving means is connected with rotary shaft 9 is resistant to elevated temperatures adiabator.nullWhen using this device，First turn on electric heating layer 3，By the temperature monitoring being arranged in melting chamber, the temperature of melting chamber is risen to 200 to 300 °，Al alloy parts is poured into from charge pipe 8，After in melting chamber, accumulation portion lease making crosses the workpiece of preheating，Open and be positioned at the motor above stove outer covering 1，Motor drives the first stirring paddle and the second stirring paddle to start stirring by rotary shaft 12，Continue the temperature of heating melting chamber afterwards to 600 to 700 °，The workpiece now piled up bottom melting chamber gradually melts along with stirring，After melting a part of workpiece，Open connecting tube 4，Aluminum liquid enters in refining chamber and is stirred by the second stirring paddle，Open air inlet pipe 10，It is passed through mixed gas in aluminum liquid，The ratio of mixed gas is nitrogen: chlorine: carbon monoxide is 8:1:1，Mixed gas is reacted with the aluminum liquid in refining chamber，After removing the aluminium oxide in aluminum liquid and hydrogen，Tail gas is entered in exhaust gas cleaner 7 by downtake pipe 5，After reacting with sodium hydroxide solution and removing chlorine，Air is entered again by second exhaust pipe 6，Open drainage conduit 11 afterwards to die casting member.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only the detailed description of the invention of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (9)
- null1. the reclaimer of punching burglarproof doors molding clout，Including stove outer covering (1)，Described stove outer covering (1) inner side is provided with stove inner shell (2)，Electric heating layer (3) it is provided with between stove outer covering (1) and stove inner shell (2)，It is characterized in that，Stove inner shell (2) is internally provided with baffle plate，The inner space of stove inner shell (2) is divided into two parts by described baffle plate，Wherein top is divided into melting chamber，Bottom is divided into refining chamber，Stove outer covering (1) is provided above charge pipe (8)，Described charge pipe (8) runs through stove outer covering (1) and connects with melting chamber，The outside of stove outer covering (1) is provided with connecting tube (4)、Drainage conduit (11)、Air inlet pipe (10)、Downtake pipe (5)，Wherein，Described connecting tube (4) connection melting chamber and refining chamber，Described drainage conduit (11)、Air inlet pipe (10) all connects space outerpace and refining chamber.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 1, it is characterized in that, also include exhaust gas cleaner (7), described downtake pipe (5) connection refining chamber and exhaust gas cleaner (7), the upper connection of described exhaust gas cleaner (7) has second exhaust pipe (6), described second exhaust pipe (6) connection exhaust gas cleaner (7) and space outerpace.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 1, it is characterised in that described connecting tube (4) is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit (11) is positioned within refining chamber is provided with filter screen.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 1, it is characterised in that described connecting tube (4) uses resistant to elevated temperatures adiabator.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 1, it is characterised in that described air inlet pipe (10) in the one end within refining chamber bottom refining chamber.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 1, it is characterized in that, described stove outer covering (1) is provided above driving means, the outfan of described driving means connects rotary shaft (9), described rotary shaft (9) runs through stove outer covering (1) in refining chamber, the rotary shaft (9) part above baffle plate connects the first stirring paddle, and rotary shaft (9) bottom connects the second stirring paddle.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 6, it is characterised in that 3/4ths of a length of melting chamber radius of described first stirring paddle.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 6, it is characterised in that 2/3rds of a length of first stirring paddle length of described second stirring paddle.
- The reclaimer of punching burglarproof doors molding clout the most according to claim 6, it is characterised in that the part that the outfan of described driving means is connected with rotary shaft (9) is resistant to elevated temperatures adiabator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399986.3A CN105838887A (en) | 2016-06-08 | 2016-06-08 | Recovery device for punch forming excess materials of antitheft doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399986.3A CN105838887A (en) | 2016-06-08 | 2016-06-08 | Recovery device for punch forming excess materials of antitheft doors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105838887A true CN105838887A (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399986.3A Pending CN105838887A (en) | 2016-06-08 | 2016-06-08 | Recovery device for punch forming excess materials of antitheft doors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105838887A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106676271A (en) * | 2017-03-10 | 2017-05-17 | 于浩 | Equipment for extracting metal from plant waste products |
| CN113403482A (en) * | 2021-06-07 | 2021-09-17 | 湖北拜高科技有限公司 | Pyrometallurgical high-efficient purification equipment |
-
2016
- 2016-06-08 CN CN201610399986.3A patent/CN105838887A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106676271A (en) * | 2017-03-10 | 2017-05-17 | 于浩 | Equipment for extracting metal from plant waste products |
| CN106676271B (en) * | 2017-03-10 | 2018-11-20 | 浙江峰邦机械科技有限公司 | A kind of refining equipment for metal in mill scrap |
| CN113403482A (en) * | 2021-06-07 | 2021-09-17 | 湖北拜高科技有限公司 | Pyrometallurgical high-efficient purification equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |
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| WD01 | Invention patent application deemed withdrawn after publication |