CN103900386B - A kind of liquid aluminium alloy electromagnetism conveying equipment - Google Patents

A kind of liquid aluminium alloy electromagnetism conveying equipment Download PDF

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Publication number
CN103900386B
CN103900386B CN201410149187.1A CN201410149187A CN103900386B CN 103900386 B CN103900386 B CN 103900386B CN 201410149187 A CN201410149187 A CN 201410149187A CN 103900386 B CN103900386 B CN 103900386B
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electromagnetic pump
pump body
ditch
flat
electromagnetic
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CN103900386A (en
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李培杰
董曦曦
侯亚雄
赵训迪
陈勇彪
司马攀峰
丁岩
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HUNAN KEMEIDA ELECTRIC CO Ltd
Tsinghua University
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HUNAN KEMEIDA ELECTRIC CO Ltd
Tsinghua University
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Abstract

The present invention relates to a kind of liquid aluminium alloy electromagnetism conveying equipment, be made up of aluminium liquid holding furnace part and aluminium liquid transport portion, wherein: aluminium liquid holding furnace part comprises holding furnace and heat insulation furnace cover, and holding furnace side has furnace side opening; Aluminium liquid transport portion comprises the flat pump ditch connecting furnace side opening, connects the transfer pipeline of flat pump ditch, is arranged on the electromagnetism pusher of the flat pump ditch section of transfer pipeline, and air cooling system; Described electromagnetism pusher comprises two groups of electromagnetic pump bodies, the yoke arranged in this electromagnetic pump body, iron core and coil produce travelling-magnetic-field, and produce electromagnetic push with the induced-current reciprocation that travelling-magnetic-field excites in aluminium liquid in flat pump ditch and promote aluminium liquid in flat pump ditch and flow; And the magnetic gap of two groups of electromagnetic pump bodies is adjustable.Holding furnace of the present invention adopts heat insulation furnace cover sealing, and aluminum alloy melt adopts the transfer pipeline conveying closed, and in course of conveying, aluminum alloy melt, through electromagnetic field process, improves automatization level, production efficiency and casting quality simultaneously.

Description

A kind of liquid aluminium alloy electromagnetism conveying equipment
Technical field
The present invention relates to the casting conveying device of liquid aluminium alloy, refer in particular to a kind of relate to compression casting and gravitational casting produce in aluminum alloy melt quantitatively accurately to the liquid aluminium alloy electromagnetism conveying equipment of soup.
Background technology
At present, domestic and international aluminium alloy compression casting mainly adopts manipulator to soup in producing.Owing to adopting manipulator baler, aluminum alloy melt is transported to die casting machine feeding cylinder from holding furnace, unlimited manipulator must be provided with in holding furnace to ladle mouth, directly to extraneous dissipated heat, high and the holding furnace of holding furnace energy consumption is caused to open wide the problems such as aluminium liquid surface oxidation, need thus manually irregularly to skim, affect Foundry Production automatization level and cause aluminum alloy melt waste of material.In the process that aluminum alloy melt is carried by manipulator baler, aluminum alloy melt directly contacts with air, cause the oxidation of aluminum alloy melt and affect quality of aluminum alloy casting parts, in course of conveying, the sticky aluminum alloy melt in manipulator baler surface can drop simultaneously, causes aluminum alloy melt to waste and worsens Foundry Production environment.In addition, manipulator generally at 15-38s to the soup cycle, is relatively grown to the soup cycle and affects casting production efficiency.In addition, cannot core-pulling member for die casting, must adopt gravity casting, current gravity casting generally adopts and casts manually, and labour intensity is large and the gentle production efficiency of Automated water is low.
Summary of the invention
The object of the invention is for the shortcoming existed in background technology and problem improvement and bring new ideas in addition, there is provided one can reduce aluminum alloy liquid thermal insulating furnace energy consumption, significantly shorten aluminum alloy melt to the soup time, avoid to the oxidation of aluminum alloy melt in soup process, reduce the hydrogen content in aluminum alloy melt, improve stock utilization and production automation level, realize steadily, clean and safe transport improve the liquid aluminium alloy electromagnetism conveying equipment of final casting quality.
Technical scheme of the present invention is a kind of liquid aluminium alloy electromagnetism conveying equipment be made up of aluminium liquid holding furnace part and aluminium liquid transport portion of structure, wherein:
Aluminium liquid holding furnace part comprises the holding furnace of splendid attire aluminum alloy melt, and is arranged on the heat insulation furnace cover of sealing thermal insulation stove on holding furnace, and holding furnace side has the furnace side opening being communicated with liquid pool in holding furnace;
Aluminium liquid transport portion comprises the flat pump ditch connecting furnace side opening, connect flat pump ditch and the transfer pipeline be made up of transition conduit, stalk and outflow tube, be arranged on the electromagnetism pusher of flat pump ditch section, and be arranged on transfer pipeline side for electromagnetism pusher the air cooling system of cooling air is provided;
Described electromagnetism pusher comprises by the two group electromagnetic pump bodies of this body support frame of electromagnetic pump symmetric support in flat pump ditch upper and lower, the yoke arranged in this electromagnetic pump body, iron core and coil produce travelling-magnetic-field, and produce electromagnetic push with the induced-current reciprocation that travelling-magnetic-field excites in aluminium liquid in flat pump ditch and promote aluminium liquid in flat pump ditch and flow; The magnetic gap of described two groups of electromagnetic pump bodies by regulating the upper and lower position on this body support frame of electromagnetic pump to adjust two electromagnetic pump bodies.
Advantage of the present invention and beneficial effect:
Holding furnace of the present invention adopts heat insulation furnace cover sealing, to ladle mouth and surfaces of aluminum aluminium alloy problem of oxidation thereof without opening wide aluminum alloy melt, effectively can reduce heat loss and the energy consumption of holding furnace, without the need to manually irregular, holding furnace open surfaces aluminium oxide alloy liquid is skimmed, improve production automation level and stock utilization.Aluminum alloy melt adopts the transfer pipeline closed to carry, not with extraneous contacting external air, can avoid the oxidation of aluminum alloy melt in course of conveying, in course of conveying, aluminum alloy melt, through electromagnetic field process, can reduce the hydrogen content in aluminum alloy melt and improve final casting quality simultaneously.Within aluminum alloy melt of the present invention shortens to 10s to the soup cycle by the 15-38s under manipulator transport model, aluminum alloy melt transfer efficiency significantly improves; Aluminum alloy melt is carried in the transfer pipeline closed, and under mechanical hand transport model, the problem that drops in the sticky aluminium liquid course of conveying of baler surface institute, can improve stock utilization further and realize clean and keep the safety in production.For the gravity casting part that die casting cannot be loosed core, adopt liquid aluminium alloy electromagnetism induction system of the present invention to reduce labor strength, improve production automation level, production efficiency and casting quality.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present invention.
Fig. 2 is stereoscopic structural representation of the present invention.
Fig. 3 is electromagnetic pump body of the present invention and this body support frame of electromagnetic pump decomposition texture schematic diagram.
Fig. 4 is electromagnetic pump body decomposition texture schematic diagram of the present invention.
Figure number illustrates: 1, holding furnace, 2, heat insulation furnace cover, 3, furnace side opening, 4, this body support frame of electromagnetic pump, 5, electromagnetic pump body, 6, pipeline outer cover fixed head, 7, pipeline outer cover pull bar, 8, transfer pipeline, 9, air cooling system, 10, holding furnace pedestal, 11, aluminum alloy melt, 12, yoke, 13, flat pump ditch, 14, detachable pipeline outside jacket plates, 15, heating jacket, 16, insulation material, 17, outflow tube, 18, pipeline support, 19, pipeline outer cover, 20, stalk, 21, transition conduit, 22, pipeline coupling flange, 23, iron core, 24, coil, 25, wire inlet-outlet, 26, cold gas air inlet, 27, electromagnetic pump body side plate, 28, cooling airway, 29, screw, 30, U-shaped supports, and 31, studs, 32, electromagnetic pump body base plate, 33, electromagnetic pump body outer cover, 34, cold gas gas outlet, 35, baffle plate, 36, stiffener, 37, rack plate, 38, magnetic gap adjustment fixing plate, 39, magnetic gap regulates stud, and 40, bolt, 41, magnetic gap regulates guide rail.
Detailed description of the invention
As shown in Figures 1 to 4, the present invention is made up of aluminium liquid holding furnace part and aluminium liquid transport portion, wherein:
Aluminium liquid holding furnace part comprises the holding furnace 1 of splendid attire aluminum alloy melt 11, and is arranged on the heat insulation furnace cover 2 of sealing thermal insulation stove 1 on holding furnace 1, and holding furnace 1 side has the furnace side opening 3 being communicated with liquid pool in holding furnace 1;
Aluminium liquid transport portion comprises the flat pump ditch 13 connecting furnace side opening 3, connect flat pump ditch 13 and the transfer pipeline 8 be made up of transition conduit 21, stalk 20 and outflow tube 17, be arranged on the electromagnetism pusher of 13 sections, flat pump ditch, and be arranged on transfer pipeline 8 side for electromagnetism pusher the air cooling system 9 of cooling air is provided;
Described electromagnetism pusher comprises by the two group electromagnetic pump bodies 5 of this body support frame of electromagnetic pump 4 symmetric support in flat pump ditch 13 upper and lower, the yoke 12 arranged in this electromagnetic pump body 5, iron core 23 and coil 24 produce travelling-magnetic-field, and produce electromagnetic push with the induced-current reciprocation that travelling-magnetic-field excites in aluminium liquid in flat pump ditch 13 and promote aluminium liquid in flat pump ditch 13 and flow; The magnetic gap of described two groups of electromagnetic pump bodies 5 by regulating the upper and lower position on this body support frame of electromagnetic pump 4 to adjust two electromagnetic pump bodies 5.
This body support frame of electromagnetic pump 4 on the holding furnace pedestal 10 extended holding furnace 1 side is fixed on bottom electromagnetism pusher of the present invention comprises, to be installed on this body support frame of electromagnetic pump 4 and be symmetricly set in directly over flat pump ditch 13 with immediately below two electromagnetic pump bodies 5 be separated, be arranged at the yoke 12 in electromagnetic pump body 5, iron core 23 and coil 24; Electromagnetism pusher also comprises the U-shaped support 30 being fixed on electromagnetic pump body 5 yoke 12 end, and the electromagnetic pump body outer cover 33 of sealed electrical magnetic pumping body 5, electromagnetic pump body side plate 27 and electromagnetic pump body base plate 32; Electromagnetism pusher also comprises the magnetic gap be fixed on this body support frame of electromagnetic pump 4 and regulates guide rail 41, with the magnetic gap adjustment member be arranged on this body support frame of electromagnetic pump 4, described electromagnetic pump body 5 is by the upper and lower position of magnetic gap adjustment member adjustment in magnetic gap adjustment guide rail 41.Described yoke 12 is arranged on the outside of electromagnetic pump body 5, and iron core 23 is evenly arranged along flat pump ditch 13 length direction and is fixed on the inner side of yoke 12, and coil 24 is surrounded on around iron core 23, and leaves 2-10mm gap between adjacent windings.Described electromagnetic pump body outer cover 33, electromagnetic pump body side plate 27 and electromagnetic pump body base plate 32 are electromagnetic pump body 5 seal detachably assembled, the four sides of electromagnetic pump body 5 established by electromagnetic pump body outer cover 33 cover, and electromagnetic pump body side plate 27 and electromagnetic pump body base plate 32 cover a side and the bottom surface of establishing electromagnetic pump body 5 respectively; Wherein said electromagnetic pump body side plate 27 is provided with the wire inlet-outlet 25 of electromagnetic pump body 5, electromagnetic pump body side plate 27 is also provided with the cold gas air inlet 26 connecting air cooling system, the inner side of electromagnetic pump body side plate 27 is provided with the cold air road 28 in corresponding coil 24 gap; The side that described electromagnetic pump body outer cover 33 is corresponding with electromagnetic pump body side plate 27 has cold gas gas outlet 34, and in cold gas gas outlet, 34 places are also provided with baffle plate 35.Described magnetic gap adjustment member comprises and to be arranged at outside electromagnetic pump body 5 and the rack plate 37 be fixed on this body support frame of electromagnetic pump 4, the magnetic gap be connected with support 30 U-shaped on electromagnetic pump body 5 through rack plate 37 regulates stud 39, and is arranged on magnetic gap adjustment fixing plate 38 and adjusting nut that magnetic gap regulates stud 39 outer end.Described flat pump ditch 13 one end is docked with the furnace side opening 3 of holding furnace 1, the other end docks with transition conduit 21, the interior cross section of flat pump ditch 13 is rectangle and periphery is arc chord angle, and flat pump ditch 13 and furnace side opening 3 rise from the horizontal by θ 1 angular slope, the angle of inclination of its θ 1 jiao is 0-30 °.Described transition conduit 21 connects flat pump ditch 13 and stalk 20, for flat pump ditch 13 cross section shape body is to the circular body transition shape structure of stalk 20 and outflow tube 17.Described stalk 20 and outflow tube 17 are round tube, and wherein stalk 20 rises from the horizontal by θ 2 angular slope, and the angle of inclination of its θ 2 jiaos is 30-90 °; The inclination angle of elevation of outflow tube 17 is parallel with flat pump ditch 13 angle of elevation, and the aluminium liquid of outflow tube 17 goes out head piece becomes θ 3 angular slope straight down, and the angle of inclination of its θ 3 jiaos is 0-60 °.Described transfer pipeline 8 be suspended in electromagnetic pump body 5 side, and to be fixed by pipeline outer cover pull bar 7 and this body support frame of electromagnetic pump 4; The transition conduit 21 of transfer pipeline 8, stalk 20 and outflow tube 17 are outside equipped with heating jacket 15 and insulation material 16, are provided with flexible duct and support 18 supporting pipelines, be covered with pipeline outer cover 19 outside insulation material 16 in insulation material 16; The top of described transfer pipeline 8 is also provided with the detachable pipeline outside jacket plates 14 for installation and maintenance.Described air cooling system 9 is arranged on the side of transfer pipeline 8, is the structure that a total air inlet in road splits into two-way cold gas, and its two-way cold gas accesses in two electromagnetic pump bodies 5 respectively by the cold gas air inlet 26 on two groups of electromagnetic pump bodies 5 and cools.
Operation principle of the present invention:
Aluminum alloy melt 11 in holding furnace 1 of the present invention enters flat pump ditch 13 naturally by furnace side opening 3 under gravity, to be positioned at directly over flat pump ditch 13 short transverse and immediately below electromagnetic pump body 5 send three-phase alternation travelling-magnetic-field when starting, and aluminum alloy melt internal excitation goes out induced-current in flat pump ditch 13, travelling-magnetic-field and faradic reciprocation make aluminum alloy melt inside in flat pump ditch 13 produce electromagnetic push, promote aluminum alloy melt in flat pump ditch 13 and output to appointment casting mold along transfer pipeline 8, by the liquid level information of aluminum alloy melt in feedback holding furnace or detect feed flow signal and control the output current of electromagnetic pump body, frequency and time of delivery realize the quantitative conveying of aluminum alloy melt.
Embodiment:
As shown in Figure 1, 2, the present invention includes aluminum alloy liquid thermal insulating furnace 1, flat pump ditch 13, electromagnetic pump body 5 and air cooling system 9, this body support frame of electromagnetic pump 4 and transfer pipeline 8, wherein: holding furnace 1 adopts heat insulation furnace cover 2 to seal, and 1/3rd At The Heights are provided with furnace side opening 3 bottom holding furnace 1 sidewall distance furnace chamber, furnace side opening 3 connects with one end of flat pump ditch 13, and is extended with holding furnace extension pedestal 10 at holding furnace base along furnace side opening 3 direction.Directly over flat pump ditch 13 with immediately below symmetrical be furnished with two electromagnetic pump bodies 5 be separated.Electromagnetic pump body 5 is placed on this body support frame of electromagnetic pump 4 and magnetic gap is adjustable, and adopts air cooling system 9 to cool.This body support frame of electromagnetic pump 4 is fixed on holding furnace and extends on pedestal 10.Flat pump ditch 13 other end is connected to unsettled transfer pipeline 8, and transfer pipeline 8 comprises transition conduit 21, stalk 20 and outflow tube 17, and transfer pipeline 8 is fixed on this body support frame of electromagnetic pump 4 by pipeline outer cover pull bar 7 and pipeline outer cover fixed head 6.
As shown in Figure 1, in embodiment, the furnace side opening 3 of holding furnace 1 and flat pump ditch 13 are 0-30 ° from the horizontal by the scope of certain tiltedly angle of elevation θ 1, θ 1, aluminum alloy melt backflow when being convenient to prepurging.In flat pump ditch 13, cross section is rectangle and four edges and corners are provided with rounded corner, pump ditch material is SiC ceramic, adopt heating mantle heats and efficient nano heat-insulating shield or aeroge insulation, and directly over flat pump ditch 13 short transverse and immediately below symmetry be furnished with two electromagnetic pump bodies 5 be separated.
As shown in Figure 1, in embodiment, stalk 20 and outflow tube 17 cross section are circular, and transition conduit 21 completes by the transition of flat pump ditch cross section to circular cross-section.Stalk 20 is 30-90 ° from the horizontal by the scope of certain tiltedly angle of elevation θ 2, θ 2; Outflow tube 17 ascent stage is parallel with flat pump ditch 13, and outflow tube 17 go out head piece in vertical direction with necessarily obliquely the scope of angle θ 3, θ 3 be 0-60 °.Its transition conduit 21 and stalk 20 adopt resistance to erosion SiC ceramic, and outflow tube 17 adopts resistance to erosion SiC ceramic or heat resisting steel.
As shown in Figure 1, in embodiment, the furnace side opening 3 of holding furnace 1, flat pump ditch 13, transition conduit 21, stalk 20 and outflow tube 17 adopt adpting flange 22 to connect between any two.Transition conduit 21, stalk 20 and outflow tube 17 adopt heating jacket 15 to carry out heating and common insulation material 16 is incubated, and adopt flexible duct support 18 to support, and outside insulation material, be provided with pipeline outer cover 19, pipeline outer cover 19 top is provided with detachable pipeline outside jacket plates 14, easy to installation and maintenance.Transfer pipeline 8 adopts hanging structure to adapt to multiple aluminum alloy melt demand occasion simultaneously.
As shown in Figure 2, the mode that in embodiment, air cooling system 9 adopts a total air inlet in road to split into two-way cold gas respectively to directly over flat pump ditch 13 short transverse with immediately below two symmetrical electromagnetic pump bodies 5 be separated cool.
As shown in Fig. 1,3,4, in embodiment, electromagnetic pump body 5 comprises six coils 24 of iron core 23 that yoke 12, six arranges along flat pump ditch length direction and wound core, and adopts electromagnetic pump body side plate 27, electromagnetic pump body outer cover 33 and electromagnetic pump body base plate 32 to seal.Wherein iron core 23 adopts silicon steel sheet stack pressing formation, and is fixed on the inner side of yoke 12 by studs 31; Coil 24 is looped around around iron core, leaves 2-10mm gap between adjacent windings.Described studs 31 is fixed with U-shaped and supports 30, yoke 12, iron core 23, coil 24 and U-shaped support 30 is covered with electromagnetic pump body outer cover 33, electromagnetic pump body side plate 27 and electromagnetic pump body base plate 32 and seals, and U-shaped is supported in 30 and is processed with bolt hole and is connected with electromagnetic pump body outer cover 33 and stiffener 36 by bolt 40.
As shown in Figure 4, in embodiment, electromagnetic pump body base plate 32 is connected with electromagnetic pump body outer cover 33 from bottom by screw, and electromagnetic pump body side plate 27 is connected with electromagnetic pump body outer cover 33 and electromagnetic pump body base plate 32 from the side by screw 29.Electromagnetic pump body side plate 27 be processed with wire inlet/outlet hole and cold gas air admission hole and be connected to line interface 25 and cold gas air inlet 26 respectively, and electromagnetic pump body side plate 27 is furnished with seven cooling airway 28, wherein middle five cooling airway are right against five gaps in six coils 24 between adjacent two coils.Electromagnetic pump body outer cover 33 side is processed with cold gas gas outlet 34, and cold gas gas outlet 34 is covered with baffle plate 35, and make cold gas be parallel to electromagnetic pump body outer cover side and overflow, avoid damaging people, its baffle plate 35 is fixed in electromagnetic pump body outer cover 33 side.
As shown in Figure 4, in embodiment, U-shaped is supported in 30 and is processed with bolt hole and is connected with electromagnetic pump body outer cover 33 and stiffener 36 by bolt 40, stiffener 36 is connected with magnetic gap and regulates stud 39, magnetic gap regulates stud 39 to be connected with magnetic gap adjustment fixing plate 38 by nut with magnetic gap adjustment fixing plate 38 through rack plate 37.Rack plate 37 is secured by bolts in this body support frame of electromagnetic pump 4 top, and magnetic gap adjustment fixing plate 38 is placed in rack plate 37 top and is secured by bolts on this body support frame of electromagnetic pump 4.This body support frame of electromagnetic pump 4 is provided with the magnetic gap vertical with flat pump ditch 13 width and regulates guide rail 41, electromagnetic pump body 5 is placed in magnetic gap and regulates on guide rail 41 to ensure that electromagnetic pump body is right against flat pump ditch 13, regulate the nut on stud 39 to regulate magnetic gap by turn magnetic gap, magnetic gap adjustable range is 40-90mm.
Embodiment of the present invention is only the description carried out the preferred embodiment of the present invention; not design of the present invention and scope are limited; under the prerequisite not departing from design philosophy of the present invention; the various modification that in this area, engineers and technicians make technical scheme of the present invention and improvement; protection scope of the present invention all should be fallen into; the technology contents of request protection of the present invention, all records in detail in the claims.

Claims (8)

1. a liquid aluminium alloy electromagnetism conveying equipment, is characterized in that it is made up of aluminium liquid holding furnace part and aluminium liquid transport portion, wherein:
Aluminium liquid holding furnace part comprises the holding furnace (1) of splendid attire aluminum alloy melt (11), with the heat insulation furnace cover (2) being arranged on the upper sealing thermal insulation stove (1) of holding furnace (1), and holding furnace (1) side has the furnace side opening (3) being communicated with holding furnace (1) interior liquid pool;
Aluminium liquid transport portion comprises the flat pump ditch (13) connecting furnace side opening (3), connect flat pump ditch (13) and the transfer pipeline (8) be made up of transition conduit (21), stalk (20) and outflow tube (17), be arranged on the electromagnetism pusher of flat pump ditch (13) section, and be arranged on transfer pipeline (8) side for electromagnetism pusher the air cooling system (9) of cooling air is provided;
Described electromagnetism pusher comprises by the two group electromagnetic pump bodies (5) of this body support frame of electromagnetic pump (4) symmetric support in flat pump ditch (13) upper and lower, the yoke (12) arranged in this electromagnetic pump body (5), iron core (23) and coil (24) produce travelling-magnetic-field, and produce electromagnetic push with the induced-current reciprocation that travelling-magnetic-field excites in the middle aluminium liquid of flat pump ditch (13) and promote aluminium liquid in flat pump ditch (13) and flow; The magnetic gap of described two groups of electromagnetic pump bodies (5) by regulating the upper and lower position on this body support frame of electromagnetic pump (4) to adjust two electromagnetic pump bodies (5);
This body support frame of electromagnetic pump (4) on the holding furnace pedestal (10) extended holding furnace (1) side is fixed on bottom described electromagnetism pusher comprises, be installed on this body support frame of electromagnetic pump (4) go up and be symmetricly set in directly over flat pump ditch (13) with immediately below two electromagnetic pump bodies (5) be separated, be arranged at the yoke (12) in electromagnetic pump body (5), iron core (23) and coil (24); Electromagnetism pusher also comprises the U-shaped support (30) being fixed on electromagnetic pump body (5) yoke (12) and holding, and the electromagnetic pump body outer cover (33) of sealed electrical magnetic pumping body (5), electromagnetic pump body side plate (27) and electromagnetic pump body base plate (32); Electromagnetism pusher also comprises the magnetic gap be fixed on this body support frame of electromagnetic pump (4) and regulates guide rail (41), with the magnetic gap adjustment member be arranged on this body support frame of electromagnetic pump (4), described electromagnetic pump body (5) is by the upper and lower position of magnetic gap adjustment member adjustment in magnetic gap adjustment guide rail (41); Yoke described in it (12) is arranged on the outside of electromagnetic pump body (5), iron core (23) is evenly arranged along flat pump ditch (13) length direction and is fixed on the inner side of yoke (12), coil (24) is surrounded on iron core (23) around, and leaves 2-10mm gap between adjacent windings.
2. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described electromagnetic pump body outer cover (33), electromagnetic pump body side plate (27) and electromagnetic pump body base plate (32) are electromagnetic pump body (5) seal detachably assembled, the four sides of electromagnetic pump body (5) established by electromagnetic pump body outer cover (33) cover, and electromagnetic pump body side plate (27) and electromagnetic pump body base plate (32) cover a side and bottom surface of establishing electromagnetic pump body (5) respectively; Wherein said electromagnetic pump body side plate (27) is provided with the wire inlet-outlet (25) of electromagnetic pump body (5), electromagnetic pump body side plate (27) is also provided with the cold gas air inlet (26) connecting air cooling system, the inner side of electromagnetic pump body side plate (27) is provided with the cold air road (28) in corresponding coil (24) gap; Described electromagnetic pump body outer cover (33) side corresponding with electromagnetic pump body side plate (27) has cold gas gas outlet (34), and in cold gas gas outlet, (34) place is also provided with baffle plate (35).
3. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described magnetic gap adjustment member comprises and be arranged at electromagnetic pump body (5) outside and the rack plate (37) be fixed on this body support frame of electromagnetic pump (4), the magnetic gap be connected through the upper U-shaped support (30) of rack plate (37) and electromagnetic pump body (5) regulates stud (39), and is arranged on magnetic gap adjustment fixing plate (38) and adjusting nut that magnetic gap regulates stud (39) outer end.
4. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described flat pump ditch (13) one end is docked with the furnace side opening (3) of holding furnace (1), the other end docks with transition conduit (21), the interior cross section of flat pump ditch (13) is rectangle and periphery is arc chord angle, and flat pump ditch (13) and furnace side opening (3) rise from the horizontal by θ 1 angular slope, the angle of inclination of its θ 1 jiao is 0-30 °.
5. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described transition conduit (21) connects flat pump ditch (13) and stalk (20), for flat pump ditch (13) cross section shape body is to the circular body transition shape structure of stalk (20) and outflow tube (17).
6. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described stalk (20) and outflow tube (17) are round tube, wherein stalk (20) rises from the horizontal by θ 2 angular slope, and the angle of inclination of its θ 2 jiaos is 30-90 °; The inclination angle of elevation of outflow tube (17) is parallel with flat pump ditch (13) angle of elevation, and the aluminium liquid of outflow tube (17) goes out head piece becomes θ 3 angular slope straight down, and the angle of inclination of its θ 3 jiaos is 0-60 °.
7. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, what it is characterized in that described transfer pipeline (8) is suspended in electromagnetic pump body (5) side, and is fixed by pipeline outer cover pull bar (7) and this body support frame of electromagnetic pump (4); The transition conduit (21) of transfer pipeline (8), stalk (20) and outflow tube (17) are outside equipped with heating jacket (15) and insulation material (16), be provided with flexible duct in insulation material (16) and support (18) supporting pipeline, outside insulation material (16), be covered with pipeline outer cover (19); The top of described transfer pipeline (8) is also provided with the detachable pipeline outside jacket plates (14) for installation and maintenance.
8. liquid aluminium alloy electromagnetism conveying equipment according to claim 1, it is characterized in that described air cooling system (9) is arranged on the side of transfer pipeline (8), be the structure that a total air inlet in road splits into two-way cold gas, its two-way cold gas accesses in two electromagnetic pump bodies (5) respectively by the cold gas air inlet (26) on two groups of electromagnetic pump bodies (5) and cools.
CN201410149187.1A 2014-04-15 2014-04-15 A kind of liquid aluminium alloy electromagnetism conveying equipment Active CN103900386B (en)

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