CN105861841A - Processing production line based on door-window hardware recycling - Google Patents

Processing production line based on door-window hardware recycling Download PDF

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Publication number
CN105861841A
CN105861841A CN201610400004.8A CN201610400004A CN105861841A CN 105861841 A CN105861841 A CN 105861841A CN 201610400004 A CN201610400004 A CN 201610400004A CN 105861841 A CN105861841 A CN 105861841A
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CN
China
Prior art keywords
melting chamber
door
production line
pipe
stove
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.)
Pending
Application number
CN201610400004.8A
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Chinese (zh)
Inventor
许光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Senbang Shiji Wood Industry Co Ltd
Original Assignee
Chengdu Senbang Shiji Wood Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chengdu Senbang Shiji Wood Industry Co Ltd filed Critical Chengdu Senbang Shiji Wood Industry Co Ltd
Priority to CN201610400004.8A priority Critical patent/CN105861841A/en
Publication of CN105861841A publication Critical patent/CN105861841A/en
Pending legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00—Equipment for conveying molten metal into beds or moulds
    • B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
    • 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
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Special Wing (AREA)

Abstract

The invention discloses a processing production line based on door-window hardware recycling. The processing production line comprises an outer furnace shell, an inner furnace shell, a feeding opening and a discharging pipe, and further comprises a casting box. The discharging pipe is communicated with a melting chamber and the casting box, a gas exhausting pipe and a gas delivering pipe are arranged on the outer side of the casting box, a gas inlet pipe is arranged on the outer furnace shell and communicated with external space and the melting chamber, and an electric heating layer is arranged between the outer furnace shell and the inner furnace layer. The processing production line further comprises a delivering pipe, the delivering pipe penetrates through the lateral side of the outer furnace shell to reach the interior of the melting chamber, one end of the delivering pipe is communicated with the melting chamber, the upper portion of the outer side of the delivering pipe is connected with the feeding opening, the feeding opening is communicated with the external space and the interior of the delivering pipe, a conveying shaft is arranged in the delivering pipe, and spiral blades are arranged around the conveying shaft. According to the processing production line, the feeding mode is changed, a traditional feeding pipe has the function of preheating to-be-melted workpieces, the workloads of an operator are reduced, melting time and heat energy are saved, and production efficiency is improved; in addition, protection gas is provided, and therefore casting quality is improved.

Description

The machining production line reclaimed based on door and window hardware part
Technical field
The present invention relates to a kind of metallurgical plant, be specifically related to the machining production line reclaimed based on door and window hardware part.
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 all uses when preheated metallic and is separately provided preheating furnace or preheating chamber preheats, again the workpiece after preheating taken out after having preheated and add to fusing stove, do so not only increases the workload of operator, and increase thermal energy consumption, make production efficiency low, additionally, traditional fusing stove is in charging, cannot accomplish well to completely cut off air during fusing and foundry goods, cause the dioxygen oxidation metal liquid in air, the hydrogen that steam in air generates can make to produce serious pin hole on the Mechanical processing of casting face formed, reduce the quality of foundry goods.
Summary of the invention
The technical problem to be solved is for the shortcoming of conventional fused stove, the machining production line reclaimed based on door and window hardware part is provided, solve conventional fused stove needing, a preheating furnace is additionally set and operator's workload is increased, problem that plant energy consumption is big and conventional fused stove causes because of molten metal and air contact during charging, fusing and foundry goods casting quality is low.
nullThe present invention is achieved through the following technical solutions: the machining production line reclaimed based on door and window hardware part，Including stove outer covering and charge door，Stove inner shell it is provided with inside described stove outer covering，Described stove inner housing inner space constitutes melting chamber，It is provided with drainage conduit inside stove inner shell，，Also include foundry goods case，Described drainage conduit connection melting chamber and foundry goods case，Exhaustor and appendix it is provided with outside foundry goods case，Wherein，Exhaustor connection foundry goods case and space outerpace，Appendix connection foundry goods case and melting chamber，Air inlet pipe it is provided with on stove outer covering，Air inlet pipe connection space outerpace and melting chamber，It is provided with electric heating layer between stove outer covering and stove inner shell，Also include conveying pipe，Described conveying pipe runs through stove outer covering side in melting chamber，Conveying pipe one end connects with melting chamber，The end face of the other end is closed，It is connected above charge door outside conveying pipe，Inside described charge door connection space outerpace and conveying pipe，It is provided with conveying axis in conveying pipe，Described conveying axis runs through conveying end surfaces has driving means to space outerpace and connection，Conveying axis is provided with helical blade.In prior art, for the problem solving to treat fusing workpiece preheating, typically preheating furnace is set specially, preheating furnace needs individually heating, the waste energy, and after preheated workpiece being taken out from preheating furnace, owing to workpiece is metal, can dispel the heat with speed faster, and need operator take out workpiece from preheating furnace and put the workpiece in fusing stove, add the workload of operator, and workpiece to be melted also can touch air, some fusing stove uses and arranges dual chamber in stove, i.e. melting chamber and preheating chamber, but the setting of preheating chamber occupies the bigger space of fusing stove and arranges more complicated, it is not easy to maintenance, and pre-heat effect is the most bad.On the other hand, in process of production, serious problem is there is when melting metal especially aluminium alloy, i.e. aluminum liquid can absorb hydrogen, causing producing pin hole on Mechanical processing of casting face thus reduce the quality of product, the hydrogen main source in aluminum liquid is the reaction of aluminum liquid and steam, although any instrument used in production all can be dried, but for aluminum liquid, remain humidity, it also can be made to adsorb hydrogen；Present in air, oxygen can make molten metal aoxidize, and is unfavorable for the fusing of metal.In order to solve the problems referred to above of conventional fused stove; the present invention proposes the machining production line reclaimed based on door and window hardware part; when using this device; first by air inlet pipe connective protection gas cylinder; exhaustor connection vacuum pump, then uses protection gas to replace melting chamber inner space, after having replaced; exhaustor connected air or is passed through in observation oil and has seen whether that bubble produces, keeping the circulation protecting gas in melting chamber.nullOpen electric heating layer，By the temperature monitoring being arranged in melting chamber, the temperature of melting chamber is controlled at 200 to 300 °，It is then turned on the upper driving means connected of conveying pipe，The outfan of driving means drives conveying axis to rotate，Thus drive helical blade to rotate，Afterwards exhaustor cuts out，Open air inlet pipe angle valve further，Increase the intake of protection gas，Open charging lid，At this moment gas is discharged from charging lid，Then from charge door, workpiece to be melted is poured into carrying in pipe，Workpiece to be melted is gradually delivered in melting chamber by helical blade in conveying pipe，Owing to melting chamber has temperature，So conveying pipe also has certain temperature，The steam that surface of the work to be melted evaporates is taken out of by the protective gas flow through from surface of the work to be melted from charge door，Workpiece to be melted after the steam getting rid of surface along with helical blade is heated while entering in melting chamber，During whole charging，Protection gas not only acts as the effect of isolation air，Also make the preheating of workpiece to be melted more fully and taken away the steam of surface of the work.After having fed; continue the temperature of heating melting chamber to 600 to 700 °; close charging lid; open exhaustor; at this moment protection gas enters melting chamber from air inlet pipe, enters in foundry goods case by outlet tube and is finally passed through air from exhaustor or observes in oil, after having melted; opening drainage conduit, molten metal completes foundry goods by entering in foundry goods case in drainage conduit.By aforesaid operations, during charging, fusing and foundry goods, in melting chamber and foundry goods case, protected gas exists thus makes molten metal completely cut off air well, improves the quality of foundry goods.It addition, aforesaid operations has reached to make full use of the purpose of heat energy, workpiece to be melted is also gradually heated up during being transported to melting chamber, preheated after directly melt, compare traditional fusing stove and alleviate the workload of operator, save fusing time.
Further, one end that described drainage conduit is positioned in melting chamber is provided with filter screen.Arranging filter screen is possible to prevent the workpiece not being completely melt to block drainage conduit, and causing cannot cast molding continuously.
Further, the part that the outfan of described driving means is connected with conveying axis is resistant to elevated temperatures adiabator.Fusing indoor temperature is higher, if conveying axis uses metal material entirely, can transfer heat to driving means and cause driving means to receive damage, so the part that links of the outfan of driving means and conveying axis uses resistant to elevated temperatures adiabator to protect driving means.
Further, chiller is installed outside described appendix, appendix is provided with angle valve.After having fed; protection gas enters melting chamber from air inlet pipe; owing in melting chamber, temperature is the highest; protection aspiration also has higher temperature after receiving heat; when being entered in foundry goods case by appendix again, chiller is set outside appendix so that the protection gas entered in foundry goods case does not have the highest temperature and causes extending the molding time of foundry goods.Chiller uses the structure of condensing tube, is provided with the pipeline surrounding appendix in appendix periphery, is passed through and discharges cooling water in the duct and make the high temperature protection by appendix be so incensed that cooling, so that foundry goods molding time shortens.Arranging angle valve can make operator better control over the flowing of gas, such as, when charging, closes the angle valve on appendix, protection gas can be made will not to enter in foundry goods case and directly discharge from the charging mouth of pipe.
Further, described air inlet pipe is provided with Pressure gauge.Arranging pressure that Pressure gauge can make operator observe in melting chamber and check air-tightness, the operation making displacement protection gas is more smooth.
Further, there is gap at the edge of described helical blade with the inwall of conveying pipe, and gap is less than the blade face radius of helical blade.The inwall of the edge of helical blade and conveying pipe is it is necessary to have gap, otherwise all can wear and tear in the inner side of the edge of helical blade and conveying pipe, and driving means can be caused higher workload, but gap can not be too big, and otherwise helical blade no longer has the function promoting workpiece to be melted to enter melting chamber.
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 melting chamber, and rotary shaft lower end connects stirring paddle.Workpiece can be melted more quickly by stirring, improve the work efficiency of melting chamber.
Further, 3/4ths of a length of melting chamber radius of described 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, 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 changes feeding manner, makes traditional feed pipe possess the function of preheating workpiece to be melted, decreases the work load of operator, save fusing time, saved heat energy, improve production efficiency；
2, 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, improves the work efficiency of fusing stove further；
3, the present invention use protection gas avoid charging, melt the workpiece to be melted with the foundry goods stage contact with the oxygen in air and water so that Mechanical processing of casting face will not form pin hole, improves the quality of foundry goods.
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-puddler, 5-conveying axis, 6-helical blade, 7-charge door, 8-air inlet pipe, 9-appendix, 10-drainage conduit, 11-exhaustor, 12-carries pipe, 13-rotary shaft.
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
nullAs shown in Figure 1，The present invention is the machining production line reclaimed based on door and window hardware part，Including stove outer covering 1 and charge door 7，It is provided with stove inner shell 2 inside described stove outer covering 1，Described stove inner shell 2 inner space constitutes melting chamber，Drainage conduit 10 it is provided with inside stove inner shell 2，Also include foundry goods case，Described drainage conduit 10 connects melting chamber and foundry goods case，Exhaustor 11 and appendix 9 it is provided with outside foundry goods case，Wherein，Exhaustor 11 connects foundry goods case and space outerpace，Appendix 9 connects foundry goods case and melting chamber，Air inlet pipe 8 it is provided with on stove outer covering 1，Air inlet pipe 8 connects space outerpace and melting chamber，Electric heating layer 3 it is provided with between stove outer covering 1 and stove inner shell 2，Also include carrying pipe 12，Described conveying pipe 12 runs through stove outer covering 1 side in melting chamber，Conveying pipe 12 one end connects with melting chamber，The end face of the other end is closed，It is connected above charge door 7 outside conveying pipe 12，Described charge door 7 connects space outerpace and conveying pipe 12 is internal，It is provided with conveying axis 5 in conveying pipe 12，Described conveying axis 5 runs through conveying pipe 12 end face has driving means to space outerpace and connection，Conveying axis 5 is provided with helical blade 6.Further, one end that described drainage conduit 10 is positioned in melting chamber is provided with filter screen.Further, the part that the outfan of described driving means is connected with conveying axis 5 is resistant to elevated temperatures adiabator.Further, chiller is installed outside described appendix 9, appendix 9 is provided with angle valve.Further, described air inlet pipe 8 is provided with Pressure gauge.Further, there is gap at the edge of described helical blade 6 with the inwall of conveying pipe 12, and gap is less than the blade face radius of helical blade 6.Further, described stove outer covering 1 is provided above driving means, and the outfan of described driving means connects has rotary shaft 13, described rotary shaft 13 to run through in stove outer covering 1 to melting chamber, and rotary shaft 13 lower end connects stirring paddle 4.Further, 3/4ths of a length of melting chamber radius of described stirring paddle 4.Further, the part that the outfan of described driving means is connected with rotary shaft 13 is resistant to elevated temperatures adiabator.nullWhen using this device，First by the air in nitrogen displacement melting chamber，It is then turned 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 °，It is then turned on carrying the motor connected on pipe 12，The outfan of motor drives helical blade 6 to rotate by conveying axis 5，After melting chamber keeps 200 to 300 ° of a period of times，Close the angle valve on exhaustor 11 and appendix 9，Open charge door 7 to cover，Gas is discharged from charge door 7，Continue to turn on the angle valve of air inlet pipe 11，Strengthen the intake of nitrogen，Afterwards workpiece to be melted is poured into conveying pipe 12 from charge door 7，Workpiece to be melted is gradually delivered in melting chamber by helical blade 6 in conveying pipe 12，Workpiece to be melted falls in melting chamber after being gradually heated in conveying pipe 12，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 stirring paddle 4 to start stirring by rotary shaft 13，Continue the temperature of heating melting chamber afterwards to 600 to 700 °，After charging，Close charge door 7 to cover，Open exhaustor 11 and appendix 9，Make nitrogen after air inlet pipe 11 enters melting chamber，Entered in foundry goods case by appendix 9 again，Enter air eventually through exhaustor 11 or observe in oil，In stirring fusion process，Reduce the intake of nitrogen，Nitrogen is kept to circulate in melting chamber and foundry goods case，After having melted，Open drainage conduit 10 and be pointed to the die casting in foundry goods case，Open the condensing tube outside appendix 9 to lower the temperature to by the nitrogen of appendix 9 simultaneously，Final casting fusing cast molding in the environment of isolation air.
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)

  1. null1. the machining production line reclaimed based on door and window hardware part，Including stove outer covering (1) and charge door (7)，Described stove outer covering (1) inner side is provided with stove inner shell (2)，Described stove inner shell (2) inner space constitutes melting chamber，Stove inner shell (2) inner side is provided with drainage conduit (10)，It is characterized in that，Also include foundry goods case，Described drainage conduit (10) connection melting chamber and foundry goods case，Exhaustor (11) and appendix (9) it is provided with outside foundry goods case，Wherein，Exhaustor (11) connection foundry goods case and space outerpace，Appendix (9) connection foundry goods case and melting chamber，Air inlet pipe (8) it is provided with on stove outer covering (1)，Air inlet pipe (8) connection space outerpace and melting chamber，Electric heating layer (3) it is provided with between stove outer covering (1) and stove inner shell (2)，Also include conveying pipe (12)，Described conveying pipe (12) runs through stove outer covering (1) side in melting chamber，Conveying pipe (12) one end connects with melting chamber，The end face of the other end is closed，Conveying pipe (12) outside is connected above charge door (7)，Described charge door (7) connection space outerpace and conveying pipe (12) are internal，It is provided with conveying axis (5) in conveying pipe (12)，Described conveying axis (5) runs through conveying pipe (12) end face has driving means to space outerpace and connection，Conveying axis (5) is provided with helical blade (6).
  2. The machining production line reclaimed based on door and window hardware part the most according to claim 1, it is characterised in that one end that described drainage conduit (10) is positioned in melting chamber is provided with filter screen.
  3. The machining production line reclaimed based on door and window hardware part the most according to claim 1, it is characterised in that the part that the outfan of described driving means is connected with conveying axis (5) is resistant to elevated temperatures adiabator.
  4. The machining production line reclaimed based on door and window hardware part the most according to claim 1, it is characterised in that described appendix (9) outside is provided with chiller, and appendix is provided with angle valve on (9).
  5. The machining production line reclaimed based on door and window hardware part the most according to claim 1, it is characterised in that described air inlet pipe is provided with Pressure gauge on (8).
  6. The machining production line reclaimed based on door and window hardware part the most according to claim 1, it is characterised in that there is gap at the edge of described helical blade (6) with the inwall of conveying pipe (12), gap is less than the blade face radius of helical blade (6).
  7. The machining production line reclaimed based on door and window hardware part 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 (13), described rotary shaft (13) runs through stove outer covering (1) in melting chamber, and rotary shaft (13) lower end connects stirring paddle (4).
  8. The machining production line reclaimed based on door and window hardware part the most according to claim 7, it is characterised in that 3/4ths of a length of melting chamber radius of described stirring paddle (4).
  9. The machining production line reclaimed based on door and window hardware part the most according to claim 7, it is characterised in that the part that the outfan of described driving means is connected with rotary shaft (13) is resistant to elevated temperatures adiabator.
CN201610400004.8A 2016-06-08 2016-06-08 Processing production line based on door-window hardware recycling Pending CN105861841A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610400004.8A CN105861841A (en) 2016-06-08 2016-06-08 Processing production line based on door-window hardware recycling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610400004.8A CN105861841A (en) 2016-06-08 2016-06-08 Processing production line based on door-window hardware recycling

Publications (1)

Publication Number Publication Date
CN105861841A true CN105861841A (en) 2016-08-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610400004.8A Pending CN105861841A (en) 2016-06-08 2016-06-08 Processing production line based on door-window hardware recycling

Country Status (1)

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CN (1) CN105861841A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107597044A (en) * 2017-10-18 2018-01-19 上海庐骁机电设备有限公司 A kind of safe and efficient potassium permanganate prepares apparatus of oxygen supply
CN110405186A (en) * 2019-07-29 2019-11-05 安徽三环水泵有限责任公司 A kind of multistage centrifugal pump case cast molding system
CN112157254A (en) * 2020-09-25 2021-01-01 三明学院 High-efficiency energy-saving annealing-free cold heading steel device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107597044A (en) * 2017-10-18 2018-01-19 上海庐骁机电设备有限公司 A kind of safe and efficient potassium permanganate prepares apparatus of oxygen supply
CN110405186A (en) * 2019-07-29 2019-11-05 安徽三环水泵有限责任公司 A kind of multistage centrifugal pump case cast molding system
CN112157254A (en) * 2020-09-25 2021-01-01 三明学院 High-efficiency energy-saving annealing-free cold heading steel device
CN112157254B (en) * 2020-09-25 2022-02-01 三明学院 High-efficiency energy-saving annealing-free cold heading steel device

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Application publication date: 20160817

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