CN108393473A - A kind of magnalium industry short circuit electrical heating automatic casting device - Google Patents

A kind of magnalium industry short circuit electrical heating automatic casting device Download PDF

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Publication number
CN108393473A
CN108393473A CN201810534730.8A CN201810534730A CN108393473A CN 108393473 A CN108393473 A CN 108393473A CN 201810534730 A CN201810534730 A CN 201810534730A CN 108393473 A CN108393473 A CN 108393473A
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CN
China
Prior art keywords
copper
cast tubes
needle
valve
magnalium
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Pending
Application number
CN201810534730.8A
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Chinese (zh)
Inventor
刘杰
张玉山
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Individual
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Individual
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Priority to CN201810534730.8A priority Critical patent/CN108393473A/en
Publication of CN108393473A publication Critical patent/CN108393473A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00Equipment for conveying molten metal into beds or moulds
    • B22D35/04Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00Equipment for conveying molten metal into beds or moulds
    • B22D35/06Heating or cooling equipment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

A kind of magnalium industry short circuit electrical heating automatic casting device, including pump bulb, cast tubes, copper plug, copper socket, steel pipe fastener, buckle bolt, heat-preservation cotton, needle-valve, transformer electric control gear;The pump bulb, needle-valve are respectively welded on the pump end and casting gate end of cast tubes, and one layer of heat preservation cotton has been wrapped on the outer wall of the cast tubes;The steel pipe fastener, which is wrapped up in, to be applied on the outside of the heat-preservation cotton;The transformer electric control gear is connected with two copper plugs respectively by outlet cable, and any copper plug is connected with a copper socket;One copper socket is connected with the needle-valve, and another copper socket is connected with the pump end of the cast tubes;The sound end of the thermocouple is connect with the outer wall of the cast tubes, and the other end accesses the transformer electric control gear.The present invention can solve the problems, such as cast tubes plugging, prevent caused by plugging produce discontinuity parking phenomenon, while also solve casting system can not continuous automatic casting the problem of.

Description

A kind of magnalium industry short circuit electrical heating automatic casting device
Technical field
The present invention relates to magnalium industry liquid metals direct casting technical fields, and in particular to a kind of magnalium industry short circuit electricity Heat automatic casting device.
Background technology
Currently, the crude magnesium liquid for being electrolysed out in electrolytic cell is transferred to continuous refining furnace from electrolytic cell, then again by continuous Refining furnace is refined to obtain pure magnesium liquid.Pure magnesium liquid is cast to by cast tubes in the mold of magnesium ingot casting machine, to obtain city The finished product magnesium ingot of the various specifications of field demand.
However in routine work, it often will appear casting plugging and asking of can not automatically continuously casting of casting process Topic, and then whole magnesium ingot foudry line is caused to cannot achieve continuous, automatic casting purpose.Magnesium ingot casting machine cannot achieve it is continuous from Dynamic casting has seriously affected the normal operation of front electrowinning process and refining procedure, and need whole magnesium ingot casting machine shut down into Row manual cleaning mold, mold preheat again, and cast tubes preheat again, and such labor intensity is big, natural gas preheating has safety The time cost of preheating again of risk, each mold and cast tubes is high, and there are security risks.Cleaning putty casting every time Pipe, needs to cut cast tubes, is put into hydrochloric acid pond the magnesium metal by solidification and melts, to dredge casting pipeline, although casting Pipeline cleaning is dredged, but frequent pickling impregnates and can generate destructive influences to the service life of cast tubes.
The preheating again of each mold and pipeline of casting is required for half an hour or more, it means that casting machine is per hour The loss of the overwhelming majority of 2.5 tons of production capacities.The frequent shutdown that a whole set of foudry line system is daily 5-6 times, can seriously affect entire gold Belong to the operation of magnesium apparatus, the loss of finished product magnesium ingot sales volume is huge, and electrolytic cell is caused frequently to adjust, and then influences entire commutation system Stability.It can also cause main equipment stress corrosion and its driving and parking loss of auxiliary device, service life reduction etc. that can not estimate The serious consequence of amount.
During anhydrous magnesium chloride electrolysis production magnesium metal, casting system is in electrolytic magnesium production Technology link An important ring, the magnesium liquid pouring device of wherein magnesium ingot casting system is the most important thing in production link again, and is cracked anhydrous The key of the global problem of electrolysis of magnesium chloride magnesium production.But the plugging that occurs in magnesium liquid casting process and cannot be continuously automatic Casting problem, seriously restricts the stability of production at the problem of also foudry line being caused integrally to stop.
Invention content
It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of not plugging, can be achieved continuously to pour automatically Casting, the thermal efficiency is high, mode of heating is safe and efficient, in-site installation is simple and convenient, highly practical, maintaining is simple and convenient, operation The training period is short and can greatly extend the magnalium industry short circuit electrical heating automatic casting device of casting system cast tubes service life.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of magnalium industry short circuit electrical heating automatic casting device, including pump bulb, cast tubes, copper plug, copper socket, steel pipe strap Part, buckle bolt, heat-preservation cotton, needle-valve, transformer electric control gear;
The pump bulb, needle-valve are respectively welded on the pump end and casting gate end of cast tubes, are wrapped up on the outer wall of the cast tubes It is covered with one layer of heat preservation cotton;The steel pipe fastener, which is wrapped up in, to be applied on the outside of the heat-preservation cotton, and carries out fastening peace by buckling bolt Dress;The transformer electric control gear is connected with two copper plugs respectively by outlet cable, any copper plug and a bronze medal Socket is connected;One copper socket is connected with the needle-valve, and another copper socket is connected with the pump end of the cast tubes It connects;The sound end of the thermocouple is connect with the outer wall of the cast tubes, and the other end accesses the transformer electric control gear.
Further, it is respectively welded a lifting lug on the outer wall both ends of the steel pipe fastener.
Further, it is connected with a needle-valve thimble in the end of the needle-valve.
Further, the copper plug and copper socket are positioned close on the position at pump bulb end of cast tubes.
Further, the outlet cable is high current private cable.
Preferably, the cast tubes select the cast tubes of 430 stainless steels, mainly consider its good heat conduction Property, thermal fatigue resistance, coefficient of thermal expansion is small, also have good welding position mechanical performance.
The transformer electric control gear that the present invention uses, have excellent operability, stability, reliability, accuracy and Ease for maintenance;Outlet cable has big current-carrying flow characteristic, excellent high temperature resistance characteristic, reliability and stability.
In conclusion by adopting the above-described technical solution, compared with prior art, the present invention having the advantage that:
The present invention can solve the problems, such as cast tubes plugging, prevent from producing discontinuity parking phenomenon caused by plugging, capture Always the sector problem;Simultaneously also solve casting system can not continuous automatic casting the problem of.Magnalium industry of the present invention is short The type selecting of road electrical heating automatic casting device is various, flexible for installation, in-site installation is easy for construction, can be carried out before casting operation Cast tubes warm operation, efficient quick are not necessarily to shut down, and the influence to production and relevant device is almost nil.
Structure of the invention reasonable design, of low cost, simple and convenient operation and maintenance do not have to often open and inspect main equipment in installation, So that production is carried out continuously, increase equipment effective rate of utilization, extend service life of equipment, allow production safety environmental protection, can By stabilization.Can on-line continuous work or discontinuous operation, on-line maintenance, different heating temperatures can be set according to different operating modes, Heating temperature is broad, can meet the default heating temperature of 1000 DEG C of highest;Equipment investment and operation expense are low, safe and reliable, Environment-friendly high-efficiency and staff training period are short.Therefore, the present invention is more passed through in the today for advocating the sustainable Green Development of every profession and trade The powerful competitiveness such as Ji, environmental protection, low-carbon.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of magnalium industry short circuit electrical heating automatic casting device of the present invention.
Mark explanation:1, bulb is pumped;2, cast tubes;3, copper plug;4, copper socket;5, steel pipe fastener;6, bolt is buckled;7、 Lifting lug;8, heat-preservation cotton;9, needle-valve;10, needle-valve thimble;11, outlet cable;12, thermocouple;13, transformer electric control gear.
Specific implementation mode
The specific implementation mode of the present invention is further described in detail below in conjunction with the accompanying drawings.
Refer to Fig. 1, a kind of magnalium industry short circuit electrical heating automatic casting device of the present invention, including pump bulb 1, cast tubes 2, copper plug 3, copper socket 4, steel pipe fastener 5, buckle bolt 6, heat-preservation cotton 8, needle-valve 9, transformer electric control gear 13.
Pump bulb 1, needle-valve 9 are respectively welded on the pump end and casting gate end of cast tubes 2, are connected in the end of needle-valve 9 One needle-valve thimble 10.One layer of heat preservation cotton 8 is closely wrapped on the outer wall of cast tubes 2, steel pipe fastener 5, which is wrapped up in, to be applied in heat-preservation cotton 8 On outside, and fastening installation is carried out by buckling bolt 6.A lifting lug 7 is respectively welded on the outer wall both ends of steel pipe fastener 5, To realize fast hoisting operation.
Transformer electric control gear 13 is connected with two copper plugs 3 respectively by outlet cable 11, and outlet cable 11 is big Electric current private cable.Any copper plug 3 is connected with a copper socket 4, and copper plug 3 and copper socket 4 are positioned close to cast tubes 2 On the position for pumping bulb end;One copper socket 4 is connected with needle-valve 9, and another copper socket 4 is connected with the pump end of cast tubes 2.Pass through Connection between above-mentioned transformer electric control gear 13, outlet cable 11, copper plug 3 and copper socket 4, needle-valve 9 realizes that short circuit electricity adds Hot current supply circuit.
The sound end of thermocouple 12 and the outer wall contact thermography of cast tubes 2, the other end access transformer electric control gear 13, from And realize closed loop short circuit electric-heating control system.
When specifically used, by taking magnesium ingot is cast as an example, cast tubes 2 can be inadequate because heating uneven or pipe heating temperature Plugging phenomenon occurs for height.Connection between transformer electric control gear 13, outlet cable 11, copper plug 3 and copper socket 4, needle-valve 9, Short-circuit electrical heating current supply circuit is formed, heating operation is carried out by short-circuit electrical heating circuit, can be added with effective solution cast tubes 2 The uneven and not high enough heating temperature problem of heat, to fundamentally solve the problems, such as 2 plugging of cast tubes.
Wrap one layer of heat preservation cotton 8 on the outer wall of cast tubes 2, form heat-insulation and heat-preservation insulating layer, to reach effectively every Heat heat preservation and insulation purpose.It is fixedly mounted by steel pipe fastener 5 outside heat-preservation cotton 8, to make heat-preservation cotton 8 and thermocouple 12 work In there is not obscission.Outlet cable 11 is closely connect with copper plug 3, and copper socket 4 pumps end welding with needle-valve 9 and cast tubes 2 Firm, copper plug 3 comes into full contact with copper socket 4 and connect, and guarantee does not occur virtual connection or Joint's falling off phenomenon.The spy of thermocouple 12 The firm tube wall surface for being connected to cast tubes 2, the signal end of thermocouple 12 it is firm be connected to transformer electric control gear 13, from And realize the closed-loop control of temperature.The design of needle-valve 9 can effectively realize automatic continuous casting operation, be poured fundamentally solving The problem of cast tube continuously can not normally cast.
A kind of magnalium industry short circuit electrical heating automatic casting device of the present invention can answer in the casting of metals field of magnalium industry With, can specifically apply electrolysis of magnesium chloride industry electrolysis process magnesium ingot casting system cast tubes preheating, prevent block and In automatic continuous casting operation.
The application front and back data table of comparisons of the present invention in singly covering magnesium metal magnesium ingot casting system is as shown in the table.
Technology of the invention applies the front and back data table of comparisons on single set magnesium ingot casting system:
Influence content and range(Every year) Before technology application After technology application Remarks
Whole system shutdown intervals(Hour) 1~2 0
Whole system downtime(It) 9~10 0~1
Cast tubes replace quantity(It is a) 110~130 1~3
The lifting operation time(Hour) 1100~2400 50~80 It is related to security risk
Year magnesium ingot production loss(Ton) 2250~3000 30~60 Containing each waste quantity
4 sets of system year magnesium ingot production losses(Ton) 9000~12000 120~240
4 sets of system ingot yield economic losses(Wan Yuan) 13500~18000 180~360 By 1.5 ten thousand yuan/ton of estimations of market price
System is frequently stopped, and crucible cutting times is caused to increase It influences serious It influences slight
Cast tubes are circulated, and acid contact operation is carried out It influences serious It influences slight
Cast tubes cannot achieve continuous automatic casting operation It influences serious It influences slight
Frequent cast tubes circulate operation, can greatly increase job safety hidden danger It influences serious It influences slight
Embodiment described above is merely to illustrate the technological thought and feature of the present invention, and its object is to make skill in the art Art personnel can understand the content of the present invention and implement it accordingly, and the scope of the claims of the present invention cannot be only limited with the present embodiment, It is i.e. all according to same changes or modifications made by disclosed spirit, still fall the present invention the scope of the claims in.

Claims (5)

1. a kind of magnalium industry short circuit electrical heating automatic casting device, which is characterized in that including pump bulb, cast tubes, copper plug, Copper socket, steel pipe fastener, buckle bolt, heat-preservation cotton, needle-valve, transformer electric control gear;
The pump bulb, needle-valve are respectively welded on the pump end and casting gate end of cast tubes, are wrapped up on the outer wall of the cast tubes It is covered with one layer of heat preservation cotton;The steel pipe fastener, which is wrapped up in, to be applied on the outside of the heat-preservation cotton, and carries out fastening peace by buckling bolt Dress;The transformer electric control gear is connected with two copper plugs respectively by outlet cable, any copper plug and a bronze medal Socket is connected;One copper socket is connected with the needle-valve, and another copper socket is connected with the pump end of the cast tubes It connects;The sound end of the thermocouple is connect with the outer wall of the cast tubes, and the other end accesses the transformer electric control gear.
2. a kind of magnalium industry short circuit electrical heating automatic casting device according to claim 1, which is characterized in that described It is respectively welded a lifting lug on the outer wall both ends of steel pipe fastener.
3. a kind of magnalium industry short circuit electrical heating automatic casting device according to claim 1, which is characterized in that described The end of needle-valve is connected with a needle-valve thimble.
4. a kind of magnalium industry short circuit electrical heating automatic casting device according to claim 1, which is characterized in that the copper Plug and copper socket are positioned close on the position at pump bulb end of cast tubes.
5. a kind of magnalium industry short circuit electrical heating automatic casting device according to claim 1, which is characterized in that it is described go out Line cable is high current private cable.
CN201810534730.8A 2018-05-30 2018-05-30 A kind of magnalium industry short circuit electrical heating automatic casting device Pending CN108393473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810534730.8A CN108393473A (en) 2018-05-30 2018-05-30 A kind of magnalium industry short circuit electrical heating automatic casting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810534730.8A CN108393473A (en) 2018-05-30 2018-05-30 A kind of magnalium industry short circuit electrical heating automatic casting device

Publications (1)

Publication Number Publication Date
CN108393473A true CN108393473A (en) 2018-08-14

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB440185A (en) * 1934-05-18 1935-12-18 Arthur Francis Berry Improvements in or relating to apparatus for the electrical production of heat for boiling, cooking or other purposes
WO1994023866A1 (en) * 1993-04-15 1994-10-27 The Dow Chemical Company Method and apparatus for charging metal to a die cast machine
JP2007253230A (en) * 2006-03-27 2007-10-04 Kankon Chi High-frequency induction heating device for die casting machine
CN101077520A (en) * 2006-02-24 2007-11-28 奥斯卡弗里茨两合公司 Dosing device capable of heating for heating chamber-die casting machine
CN201065424Y (en) * 2007-04-28 2008-05-28 无锡市梅达电工机械有限公司 Low voltage great current softening furnace
US20110139394A1 (en) * 2009-12-16 2011-06-16 General Electric Company Cold walled induction guide tube
CN202836193U (en) * 2012-09-30 2013-03-27 保定金阳光能源装备科技有限公司 Low pollution lead smelting furnace heating device
CN105772678A (en) * 2014-12-13 2016-07-20 刘彦珍 Magnesium and magnesium alloy quantitative casting furnace
DE102015100861A1 (en) * 2015-01-21 2016-07-21 Technische Hochschule Mittelhessen Hot runner for a die casting apparatus and method of operation therefor
CN107838410A (en) * 2017-11-15 2018-03-27 广西塔锡科技有限公司 A kind of temperature automatically controlled casting mechanism
CN208276163U (en) * 2018-05-30 2018-12-25 刘杰 A kind of magnalium industry short circuit electric heating automatic casting device

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB440185A (en) * 1934-05-18 1935-12-18 Arthur Francis Berry Improvements in or relating to apparatus for the electrical production of heat for boiling, cooking or other purposes
WO1994023866A1 (en) * 1993-04-15 1994-10-27 The Dow Chemical Company Method and apparatus for charging metal to a die cast machine
CN101077520A (en) * 2006-02-24 2007-11-28 奥斯卡弗里茨两合公司 Dosing device capable of heating for heating chamber-die casting machine
JP2007253230A (en) * 2006-03-27 2007-10-04 Kankon Chi High-frequency induction heating device for die casting machine
CN201065424Y (en) * 2007-04-28 2008-05-28 无锡市梅达电工机械有限公司 Low voltage great current softening furnace
US20110139394A1 (en) * 2009-12-16 2011-06-16 General Electric Company Cold walled induction guide tube
CN202836193U (en) * 2012-09-30 2013-03-27 保定金阳光能源装备科技有限公司 Low pollution lead smelting furnace heating device
CN105772678A (en) * 2014-12-13 2016-07-20 刘彦珍 Magnesium and magnesium alloy quantitative casting furnace
DE102015100861A1 (en) * 2015-01-21 2016-07-21 Technische Hochschule Mittelhessen Hot runner for a die casting apparatus and method of operation therefor
CN107838410A (en) * 2017-11-15 2018-03-27 广西塔锡科技有限公司 A kind of temperature automatically controlled casting mechanism
CN208276163U (en) * 2018-05-30 2018-12-25 刘杰 A kind of magnalium industry short circuit electric heating automatic casting device

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Application publication date: 20180814

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