CN109079425A - The processing technology of electromagnetism crystallization blender - Google Patents
The processing technology of electromagnetism crystallization blender Download PDFInfo
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- CN109079425A CN109079425A CN201710443035.6A CN201710443035A CN109079425A CN 109079425 A CN109079425 A CN 109079425A CN 201710443035 A CN201710443035 A CN 201710443035A CN 109079425 A CN109079425 A CN 109079425A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/10—Supplying or treating molten metal
- B22D11/11—Treating the molten metal
- B22D11/114—Treating the molten metal by using agitating or vibrating means
- B22D11/115—Treating the molten metal by using agitating or vibrating means by using magnetic fields
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Abstract
The processing technology of electromagnetism crystallization blender of the present invention is related to electromagnetic mixing apparatus field.Its purpose is to provide, the contactless stirring of one kind, forming temperature is low, casting crystalline grain refines, the processing technology of the uniform electromagnetism crystallization blender of Tissue distribution.The processing technology of electromagnetism of the present invention crystallization blender, electromagnetism crystallize the process of blender: silicon steel sheet cold rolling process, coiling process on silicon steel sheet, coil winding at line packet insulating properties and inductance detection process.
Description
Technical field
The present invention relates to electromagnetic mixing apparatus, more particularly to a kind of processing technology of electromagnetism crystallization blender.
Background technique
With the development of continuous casting technology, requirement of the people to castability is continuously improved, mechanical property, slab to slab
Middle inclusion content, subcutaneous blowhole etc. propose extremely exacting terms, these slabs be widely used in car panel, household electrical appliances and
The industries such as ship not only require uniform forming property, but also Surface Quality proposes higher requirement.Traditional
It under the conditions of continuous casting process, has only been difficult to meet current slab quality requirement by the refining of fusion process, and has used electromagnetic agitation
It can promote bubble and inclusion floating, improving uniformity of melt ingredient and temperature in melt, improve slab equiaxial crystal ratio, slab quality obtains
To significantly improving, continuous cast mold magnetic stirrer have become certain industries with blank produce in one of necessaries.Electromagnetism
Stirring technique has become current raising steel and one of aluminium and its common method of alloy property in the world, wherein traveling wave
Magnetic field electromagnetic agitating technology has been to be concerned by more and more people, and becomes the hot spot of Electro-Magnetic Metallurgy technology.
The principle of electromagnetism crystallization blender is to generate powerful variation magnetic field using electric current, penetrates the barrier of multilayer dielectricity,
The molten metal inside continuous casting billet is set to generate flowing, reaching by the control to flow regime improves casting blank inner organization, ingredient
The purpose of distribution, melt degree of purity and surface quality.
Electromagnetism crystallizes blender and replaces traditional crystallizer using induction coil, leans on electromagnetic pressure and melting metallic substance
Solidify metal bath under Free Surface state.When leading to alternating current in induction coil, alternation is generated around induction coil
Magnetic field, by Theory of Electromagnetic Field it is found that the molten metal in the alternating magnetic field will generate it is opposite with current direction in induction coil
Alternation induced current, induced current and alternating magnetic field, which interact, is generating inside electromagnetic force, oppresses lower liquid metals forming.
Aluminium alloy cast rod form currently on the market has normal film casting, thermal isolation film casting, the casting of hot teleblem and oil gas profit
The forging type of sliding casting, above several forms is the most advanced with oil-air lubrication casting, but it can only improve the light on aluminium bar surface
Brightness cannot change the intensity, hardness and refinement crystal grain of aluminium casting.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of contactless stirring, forming temperature is low, casting crystalline grain refinement,
The processing technology of the uniform electromagnetism crystallization blender of Tissue distribution.
The processing technology of electromagnetism crystallization blender of the present invention, electromagnetism crystallize the process of blender:
1) process of silicon steel sheet, silicon steel sheet select cold-rolled strip, and cold-rolled strip is process by hot rolling embryo material, hot rolling
Embryo material with cold-rolling mill carries out cold-rolling treatment after being heat-treated；
Hot rolling embryo material heat treatment process: first time cold rolling is carried out to steel band at normal temperature first；Then in steel band progress
Between make annealing treatment, in the intermediate annealing process step, using electric heating bell-type furnace first by strip with 60 DEG C per hour
Heating speed is heated within the scope of 430-470 DEG C, at 720-780 DEG C after temperature range inside holding 7-9 hours, with electrical heating shield type
Furnace is cooled in 430-470 DEG C of temperature range, completes the intermediate annealing step；Steel band is carried out at second of cold rolling again
Reason carries out second of cold rolling to steel band using the critical reduction of 6%-10%, and the critical reduction is strip semi-finished product
Thickness and strip finished product thickness difference divided by strip finished product thickness percentage, then to steel band carry out finished products at
Reason, the finished products treatment process are cooling using air；
2) silicon steel sheet is cold worked, and carries out wire cutting to the silicon steel sheet that cold-rolling treatment obtains, steps are as follows:
Step 1, it is switched on, powers on；
Step 2, manufacturing procedure is set；
Step 3, wire transporting is opened, allows wire electrode roller dry run, wire electrode jitter conditions and tightness are checked, if wire electrode
Cross pine, then using tensioning wheel uniformly exert oneself tight silk；
Step 4, boiled water pumps, and adjusts amount of water sprayed, and when boiled water pumps, regulating valve is closed, and is then gradually opened, and is adjusted to spray up and down
Water column contains wire electrode, water column directive cutting area；
Step 5, make pulse power supply selects electrical parameter to pull open pulse spacing, pulse spacing when wire electrode cuts workpiece
Control is at (4-6): between 1, after wire electrode cuts workpiece, adjusting the pulse spacing, meets the requirements processing electric current；
Step 6, control machine is opened, into machining state, whether observation ammeter is stable in the state of cutting process, never
Short circuit；
Step 7, it first switches off the pump after process finishing, turns off wire transporting, check whether X, Y, U, V coordinate arrive end in equipment
Point；Remove workpiece when to terminal, clean and check on the quality, do not arrive terminal should check whether program wrong or whether control machine has therefore
Barrier, adopts remedial measures in time, in case workpiece is scrapped；
3) whole polishing: the good silicon steel sheet of wire cutting is fixed on fixture first, all corner angle are beaten with angle grinder
Polish it is whole, then with fine sandpaper manual grinding is bright, mopping is handled again；
4) coiling line packet, coil are wrapped in formation line packet on the silicon steel sheet by cold-rolling treatment, wind on silicon steel sheet several
Group coil, the winding direction of coil, the number of turns, the number of plies are all the same；
5) inspection of coiling,
Firstly, preparing the utensil that is filled with water, the volume energy for the utensil that is filled with water accommodates electromagnetism and crystallizes blender；
Then, by electromagnetism crystallization blender as being filled with water in utensil, and guarantee that the end of a thread of coil stretches out the water surface；
Again, with the insulating properties of megger measuring coil, guarantee that the resistance of coil is greater than 5 megaohms, and detected often with secohmmeter
The inductance of group coil, it is i.e. qualified that inductance is maintained at 30mh；
Furthermore, it is ensured that after coil insulation is good, impregnates 24 hours, test again to the insulating properties of coil in water；
After the assay was approved, spare, disqualified upon inspection is retained, then coiling again repeats step 5) after the completion of coiling, examines to coil
It tests, until qualified.
The processing technology of electromagnetism crystallization blender of the present invention, wherein the silicon steel sheet selects grain-oriented Si steel sheet or No yield point silicon
Steel disc.
The processing technology of electromagnetism crystallization blender of the present invention, wherein the number of turns 50-300 that the coil is wound on silicon steel sheet
Circle, 2-10 layers of the number of plies.
The processing technology difference from prior art of electromagnetism crystallization blender of the present invention is: electromagnetism crystallization of the present invention is stirred
The processing technology of device is mixed using cold-reduced silicon sheet processing electromagnetism crystallization blender, cold-reduced silicon sheet has surfacing, thickness equal
Even, the features such as pile pieces coefficient is high, punching is good, cold-reduced silicon sheet helps to improve the quality of casting；It is twined in cold rolled silicon steel on piece
Coiling packet, the direction of line cladding winding, the number of turns, the number of plies guarantee unanimously, and carry out insulating properties and inductance to the line packet of coiling
Detection, guarantee line packet coiling quality；
Blender is crystallized by the electromagnetism that above-mentioned technique is processed, can be used for the ingot casting process of aluminium alloy bars, close aluminium
Crystal grain refinement, the Tissue distribution of golden stick are uniform, and the casting temperature of aluminium alloy is reduced to 1200 DEG C, improve cooling efficiency；It mentions
Great surface quality reduces center segregation and center porosity, substantially eliminates central pipe and crackle, greatly increase equiaxial crystal ratio.
The processing technology of electromagnetism crystallization blender of the invention is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is that the electromagnetism for the processing technology that electromagnetism of the present invention crystallizes blender crystallizes the structural schematic diagram of blender；
Fig. 2 is that the electromagnetism for the processing technology that electromagnetism of the present invention crystallizes blender crystallizes the mounting structure schematic diagram of blender；
Attached drawing mark: 1, silicon steel sheet；2, line packet；3, fixed column；4, salient pole；5, reinforce salient pole；6, ingot casting；7, crystallizer；
8, mounting plate.
Specific embodiment
As depicted in figs. 1 and 2, the processing technology of electromagnetism crystallization blender of the present invention, including electromagnetism crystallization blender are fixed
On crystallizer 7,7 upper cover of crystallizer sets mounting plate 8, and ingot casting 6 is formed in crystallizer 7.It includes silicon steel that electromagnetism, which crystallizes blender,
Piece 1, the coil being wrapped on silicon steel sheet 1 are uniformly distributed several fixed columns 3 and salient pole 4 on silicon steel sheet 1；The entirety of silicon steel sheet 1
Shape is set as regular polygon or circle, and the quantity of line packet 2 is identical as the number of fixed column 3 and salient pole 4, round 1 basis of silicon steel sheet
The number of actual needs design fixed column 3 and salient pole 4.It is fixed on salient pole 4 and reinforces salient pole 5, fixed column 3 is fixed on mounting plate 8
On.
The preferable shape of silicon steel sheet 1 is regular hexagon, i.e., electromagnetism crystallization blender external form is regular hexagon, adjacent both sides
It is distributed fixed column 3 and salient pole 4 on intersection point and the line in the circumscribed circle center of circle, fixed column 3 is close to intersection point, and salient pole 4 is close to the center of circle, silicon steel
Equal wound around coil on each side of piece 1, turns to 6 line packets 2, and the coiling direction of each line packet 2, the number of turns, the number of plies are all the same.
The process of electromagnetism crystallization blender:
1) process of silicon steel sheet 1, silicon steel sheet 1 select cold-rolled strip, and cold-rolled strip is process by hot rolling embryo material, heat
It rolls and carries out cold-rolling treatment with cold-rolling mill after embryo material is heat-treated；
Hot rolling embryo material heat treatment process: first time cold rolling is carried out to steel band at normal temperature first；Then in steel band progress
Between make annealing treatment, in the intermediate annealing process step, using electric heating bell-type furnace first by strip with 60 DEG C per hour
Heating speed is heated within the scope of 430-470 DEG C, at 720-780 DEG C after temperature range inside holding 7-9 hours, with electrical heating shield type
Furnace is cooled in 430-470 DEG C of temperature range, completes the intermediate annealing step；Steel band is carried out at second of cold rolling again
Reason carries out second of cold rolling to steel band using the critical reduction condition of 6%-10%, and the critical reduction is strip half
Then the thickness of finished product and the thickness difference of strip finished product carry out finished products to steel band divided by the percentage of strip finished product thickness
Processing, the finished products treatment process are cooling using air；
2) silicon steel sheet 1 is cold worked, and carries out wire cutting, whole polishing, mopping to the silicon steel sheet 1 that cold-rolling treatment obtains；Mopping
Using the technique and material of car and boat mopping；
Wire cutting step:
Step 1, it is switched on, powers on；
Step 2, manufacturing procedure is set；
Step 3, wire transporting is opened, allows wire electrode roller dry run, wire electrode jitter conditions and tightness are checked, if wire electrode
Cross pine, then using tensioning wheel uniformly exert oneself tight silk；
Step 4, boiled water pumps, and adjusts amount of water sprayed, and when boiled water pumps, regulating valve is closed, and is then gradually opened, and is adjusted to spray up and down
Water column contains wire electrode, water column directive cutting area, and water need not be large；
Step 5, make pulse power supply selects electrical parameter to pull open pulse spacing, pulse spacing when wire electrode cuts workpiece
Control is at (4-6): between 1, after wire electrode cuts workpiece, adjusting the pulse spacing, meets the requirements processing electric current；
Step 6, control machine is opened, into machining state, observes ammeter in the state of cutting process, ammeter pointer is
No stabilization, it is never short-circuit；
Step 7, the motor first to switch off the pump after process finishing turns off the motor of wire transporting, whether checks X, Y, U, V coordinate
To terminal；Workpiece is removed when to terminal, cleans and checks on the quality, not arriving terminal should check whether program wrong or whether is control machine
It is faulty, it adopts remedial measures in time, in case workpiece is scrapped；
Above-mentioned wire cutting process 2) step 5 according to the cutting efficiency of wire cutting, precision, shaggy requirement,
Select electrical parameter.
3) whole polishing: the good silicon steel sheet 1 of wire cutting is fixed on fixture first, all corner angle are beaten with angle grinder
Polish it is whole, then with fine sandpaper manual grinding is bright, last mopping again is handled；
4) coiling line packet 2, coil are wrapped in formation line packet 2 on the silicon steel sheet 1 by cold-rolling treatment, wind on silicon steel sheet 1
Several groups coil, the winding direction of coil, the number of turns, the number of plies are all the same；
5) inspection of coiling, firstly, preparing the utensil that is filled with water, the volume energy for the utensil that is filled with water accommodates electromagnetism crystallization stirring
Device；Then, by electromagnetism crystallization blender as being filled with water in utensil, and guarantee that the end of a thread of coil stretches out the water surface；It is surveyed again with megger
The insulating properties for measuring coil guarantees that the resistance of coil is greater than 5 megaohms, and detects the inductance of every group of coil, inductance with secohmmeter
It is i.e. qualified that amount is maintained at 30mh；Furthermore, it is ensured that after coil insulation is good, impregnate 24 hours in water, again to the insulation of coil
Property is tested；After the assay was approved, spare, disqualified upon inspection is retained, then coiling again repeats step 5) after the completion of coiling, right
Coil is tested, until qualified.
Cold-reduced silicon sheet 1 has the characteristics that surfacing, thickness are uniform, pile pieces coefficient is high, punching is good, and than hot rolling silicon
The magnetic strength of steel disc 1 is high, iron loss is low.The silicon steel sheet 1 that cold-rolling treatment obtains is with a thickness of 0.5mm, the silicon of traditional hot rolling technology processing
Steel disc 1 reduces with a thickness of 0.8mm, the thickness of silicon steel sheet 1, and the weight and volume of the motor or transformer that are manufactured with silicon steel sheet 1 is equal
0%-25% can be reduced.
Silicon steel sheet 1 includes crystal grain orientation and two kinds of structure types of crystal grain No yield point, and grain-oriented Si steel sheet 1 or nothing can be selected to take
To any of silicon steel sheet 1.If performance more preferably, with it replaces hot-rolled strip or low-grade cold rolling with grain oriented silicon steel sheet 1
Band can reduce transformer power consumption 45%-50%, and transformer working performance is more reliable.
The wired packet 2 of equal coiling on each side of silicon steel sheet 1, coiling operating process are cumbersome careful process；It is general to use
Hand wound must pay attention to the quality of coiling the moment in winding process, it must also be ensured that every group of coil is big after the completion of coiling
It is small consistent, around to, the number of plies, the number of turns reach unanimously.The preferred embodiment that coil is wound on silicon steel sheet 1 are as follows: the number of turns 50-300
Circle, 2-10 layers of the number of plies, the number of turns of coil winding is related to the yield of power, equipment that the number of plies is run according to equipment, coil winding
The number of turns, the number of plies it is more, the operation power and yield of equipment are bigger.
Test after the completion of coil winding: coil is in winding process, it is necessary to very with caution, not pay attention to slightly to damage
Hurt coil, so the inspection of coil is very important after coil winding is good；The instruments of inspection needs multimeter, secohmmeter, megger
Deng.
Inspection process:
1) prepare the utensil that is suitably filled with water first, and install water, the utensil that is filled with water can be totally submerged entire electromagnetism crystallization stirring
Device；
2) the utensil that is filled with water is put into around the electromagnetism crystallization blender made, the end of a thread of every group of line packet 2 is placed in outside the water surface；
3) insulating properties for measuring every group of line packet 2 respectively with megger, coil for insulating properties less than 5 megaohms need again around
Bad place is made or finds to be repaired；After the completion of insulating properties detection, the inductance of every group of coil, inductance are detected with secohmmeter
It is i.e. qualified to be maintained at 30mh；
4) after 2 insulating properties of line packet is good, continues after impregnating 24 hours, repeat the above steps 3)；
5) after testing result reaches requirement, it is spare to take out electromagnetism crystallization blender.
According to above-mentioned technique, the electromagnetism crystallization blender processed can be used in 6 process of ingot casting of aluminium alloy bars, and
And there are following advantages:
1) it is not required to plus any grain refiner can be obtained fine grain structure, eliminate column crystal in conventional cast and thick
Bough is brilliant；Under certain process conditions, the position of reasonable installation electromagnetism crystallization blender is selected, suitable stirring intensity and is stirred
Mode is mixed, the liquid form and flowing velocity of melt are controlled, there is obvious effect to continuous casting billet quality is improved；Process obtained casting
Part surface is smooth, roughness Ra 0.8-1.6, does not mold and produces intrinsic defect, does not need to carry out peeling processing, metal
Recovery rate is high, and conventional die castings epidermis resection reaches 15%-20%；
2) forming temperature is low, if aluminium alloy forming temperature can be reduced to 1200 DEG C, can save the energy；Temperature is greatly shortened
With the non-uniform time of ingredient, it is conducive to improve whole uniformity；The cooling water use efficiency of cooling procedure is high, cold without lubricating oil is used
But, it improves working conditions；
3) service life of casting and forming material extends, shear stress when semi solid slurry with a lower temperature shapes, than
Small three orders of magnitude of traditional dendrite slurry, therefore fill that type is steady, thermic load is small, thermal fatigue strength decline；
4) pollution and insecurity factor are reduced and reduces hot environment because getting rid of high temperature fluent metal environment when operation
Damage to environment and personnel；Electromagnetic agitation is directly contacted with molten condition metal without physics, does not pollute molten aluminum, this is closed in melting
Gold is processed significant with high pure metal；
5) deformation drag is small, achieves that homogeneous is processed using lesser power, convenient for the forming to difficult-to-machine material；
6) setting rate is accelerated, and productivity improves, and process cycle shortens, and 20%-30% can be improved in teeming speed, improves production
Rate；
7) magnetic field utilization rate is high, and power is small, small in size, compact-sized, does not influence existing casting disk dimensional structure etc.；Pass through
Direction and the intensity for changing magnetic field, just can effectively adjust the mixing direction and stirring intensity of solution；
8) it is suitable for using CAD and manufacture, improves the degree of automation of production；It is imitated using resistive heating
Rate is high, and PID automatic temperature-adjusting is adjusted, can effectively save input power reduce the cost；One-time investment, use cost is lower, saves
The energy improves production efficiency, operates and safeguard simple and convenient, and worker easily grasps, simple to operate.
Cast article has the advantage that:
1) product quality improves, and because of crystal grain refinement, Tissue distribution is uniform, body shrinks reduction, hot cracking tendency declines, on matrix
Shrinkage porosite tendency is eliminated, mechanical property increases substantially；Due to the effect of electromagnetic field have the characteristics that it is non-contact, be evenly distributed,
Especially suitable for special occasions such as high temperature；Production practices show that electromagnetism crystallization blender is improving column crystal, bridging, pin hole, increase
Add isometric crystalline region, reduces component segregation, the effect of center porosity and central pipe etc. is mitigated or eliminated clearly；
2) solidification shrinkage is small, therefore compact dimensions precision is high, and machining allowance is small, near-net-shape；
3) have a wide range of application, nonferrous alloy, such as aluminium, magnesium, zinc, tin, copper, nickel-base alloy；Ferrous alloy has stainless steel, low conjunction
Jin Gang etc.；
4) it can be used for manufacturing metal-base composites, using the high viscosity of semi-solid-state metal, make that density contrast is big, solid solubility is small
Metal alloy is made, effectively different materials can also be made to mix, new composite material is made.
In conclusion electromagnetism crystallization blender casting can effectively improve the internal organizational structure of slab, surface matter is improved
Amount reduces center segregation and center porosity, substantially eliminates central pipe and crackle, greatly increase equiaxial crystal ratio, since electromagnetism stirs
The release for mixing accelerated heat changes the type of flow of melt, can effectively inhibit column crystals growth, make crystal grain isometry.Change
Gross segregation and microscopic segregation are reduced while the form of precipitated phase, are increased nucleus, crystal grain, uniform temperature, are made to be set in larger
Volume range in simultaneously carry out grain refinement effect enhancing, this is more meaningful in crystallization process.By electromagnetic agitation, whole furnace
The relative deviation of the chemical component of melt is can be controlled within 10%, improves material property.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (3)
1. a kind of processing technology of electromagnetism crystallization blender, it is characterised in that: the process of electromagnetism crystallization blender:
1) process of silicon steel sheet, silicon steel sheet select cold-rolled strip, and cold-rolled strip is process by hot rolling embryo material, hot rolling embryo material
Cold-rolling treatment is carried out with cold-rolling mill after being heat-treated；
Hot rolling embryo material heat treatment process: first time cold rolling is carried out to steel band at normal temperature first；Then intermediate move back is carried out to steel band
Fire processing, in the intermediate annealing process step, using electric heating bell-type furnace first by strip with 60 DEG C per hour of heating
Speed is heated within the scope of 430-470 DEG C, cold with electric heating bell-type furnace at 720-780 DEG C after temperature range inside holding 7-9 hours
But it arrives in 430-470 DEG C of temperature range, completes the intermediate annealing step；Second of cold-rolling treatment, benefit are carried out to steel band again
Second of cold rolling is carried out to steel band with the critical reduction of 6%-10%, the critical reduction is the thickness of strip semi-finished product
Then thickness difference with strip finished product carries out finished products processing to steel band divided by the percentage of strip finished product thickness, described
Finished products treatment process is cooling using air；
2) silicon steel sheet is cold worked, and carries out wire cutting to the silicon steel sheet that cold-rolling treatment obtains, steps are as follows:
Step 1, it is switched on, powers on；
Step 2, manufacturing procedure is set；
Step 3, wire transporting is opened, allows wire electrode roller dry run, wire electrode jitter conditions and tightness are checked, if wire electrode mistake
Pine, then using tensioning wheel uniformly exert oneself tight silk；
Step 4, boiled water pumps, and adjusts amount of water sprayed, and when boiled water pumps, regulating valve is closed, and is then gradually opened, and is adjusted to water jet column up and down
Contain wire electrode, water column directive cutting area；
Step 5, make pulse power supply selects electrical parameter, when wire electrode cuts workpiece, pulls open pulse spacing, pulse spacing control
At (4-6): between 1, after wire electrode cuts workpiece, adjusting the pulse spacing, meet the requirements processing electric current；
Step 6, control machine is opened, into machining state, whether observation ammeter is stable in the state of cutting process, never short
Road；
Step 7, it first switches off the pump after process finishing, turns off wire transporting, check whether X, Y, U, V coordinate arrive terminal in equipment；It arrives
Workpiece is removed when terminal, cleans and is checked on the quality, not arriving terminal should check whether program is wrong or whether control machine is faulty, and
When adopt remedial measures, in order to avoid workpiece is scrapped；
3) whole polishing: the good silicon steel sheet of wire cutting is fixed on fixture first, all corner angle are polished flat with angle grinder
It is whole, then with fine sandpaper manual grinding is bright, mopping is handled again；
4) coiling line packet, coil are wrapped in formation line packet on the silicon steel sheet by cold-rolling treatment, wind several groups line on silicon steel sheet
Circle, the winding direction of coil, the number of turns, the number of plies are all the same；
5) inspection of coiling,
Firstly, preparing the utensil that is filled with water, the volume energy for the utensil that is filled with water accommodates electromagnetism and crystallizes blender；
Then, by electromagnetism crystallization blender as being filled with water in utensil, and guarantee that the end of a thread of coil stretches out the water surface；
Again, with the insulating properties of megger measuring coil, guarantee that the resistance of coil is greater than 5 megaohms, and detect every group of line with secohmmeter
The inductance of circle, it is i.e. qualified that inductance is maintained at 30mh；
Furthermore, it is ensured that after coil insulation is good, impregnates 24 hours, test again to the insulating properties of coil in water；It examines
After qualification, spare, disqualified upon inspection is retained, then coiling again repeats step 5) after the completion of coiling, tests to coil, directly
To qualification.
2. the processing technology of electromagnetism crystallization blender according to claim 1, it is characterised in that: the silicon steel sheet selection takes
To silicon steel sheet or non-oriented silicon steel sheet.
3. the processing technology of electromagnetism crystallization blender according to claim 1, it is characterised in that: the coil is in silicon steel sheet
The number of turns 50-300 of upper winding is enclosed, and 2-10 layers of the number of plies.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638990A (en) * | 2019-01-30 | 2019-04-16 | 石家庄爱迪尔电气有限公司 | Fixed electromagnetic eddy flow magnetic field generator |
| CN111482773A (en) * | 2020-04-24 | 2020-08-04 | 中国空气动力研究与发展中心超高速空气动力研究所 | Processing method of array electrode device for manufacturing honeycomb device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4424856A (en) * | 1980-02-23 | 1984-01-10 | Nippon Steel Corporation | Electromagnetic stirring unit for continuous steel casting mould |
| CN1982483A (en) * | 2005-12-16 | 2007-06-20 | 上海申群物资有限公司 | Production of non-directional cold-rolling silicon steel disc |
| CN103887034A (en) * | 2014-02-27 | 2014-06-25 | 浙江晶盛机电股份有限公司 | CUSP magnetic field generator coil and processing method thereof |
| CN104588603A (en) * | 2015-01-05 | 2015-05-06 | 江苏泰富兴澄特殊钢有限公司 | Circulation sealing device of electromagnetic stirring device with built-in crystallizer and manufacturing process thereof |
| CN204413085U (en) * | 2015-01-28 | 2015-06-24 | 石家庄爱迪尔电气有限公司 | Electromagnetism crystallization agitator |
| CN204621035U (en) * | 2015-05-28 | 2015-09-09 | 石家庄爱迪尔电气有限公司 | Electromagnetism crystallization agitating device |
| CN106466708A (en) * | 2015-08-21 | 2017-03-01 | 上海宝信软件股份有限公司 | Modular plate slab crystallizer electromagnetic agitation induction apparatuss and its manufacture method |
-
2017
- 2017-06-13 CN CN201710443035.6A patent/CN109079425A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4424856A (en) * | 1980-02-23 | 1984-01-10 | Nippon Steel Corporation | Electromagnetic stirring unit for continuous steel casting mould |
| CN1982483A (en) * | 2005-12-16 | 2007-06-20 | 上海申群物资有限公司 | Production of non-directional cold-rolling silicon steel disc |
| CN103887034A (en) * | 2014-02-27 | 2014-06-25 | 浙江晶盛机电股份有限公司 | CUSP magnetic field generator coil and processing method thereof |
| CN104588603A (en) * | 2015-01-05 | 2015-05-06 | 江苏泰富兴澄特殊钢有限公司 | Circulation sealing device of electromagnetic stirring device with built-in crystallizer and manufacturing process thereof |
| CN204413085U (en) * | 2015-01-28 | 2015-06-24 | 石家庄爱迪尔电气有限公司 | Electromagnetism crystallization agitator |
| CN204621035U (en) * | 2015-05-28 | 2015-09-09 | 石家庄爱迪尔电气有限公司 | Electromagnetism crystallization agitating device |
| CN106466708A (en) * | 2015-08-21 | 2017-03-01 | 上海宝信软件股份有限公司 | Modular plate slab crystallizer electromagnetic agitation induction apparatuss and its manufacture method |
Non-Patent Citations (1)
| Title |
|---|
| 于兆勤等: "《机械制造技术训练》", 31 August 2015, 华中科技大学出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109638990A (en) * | 2019-01-30 | 2019-04-16 | 石家庄爱迪尔电气有限公司 | Fixed electromagnetic eddy flow magnetic field generator |
| CN111482773A (en) * | 2020-04-24 | 2020-08-04 | 中国空气动力研究与发展中心超高速空气动力研究所 | Processing method of array electrode device for manufacturing honeycomb device |
| CN111482773B (en) * | 2020-04-24 | 2021-03-09 | 中国空气动力研究与发展中心超高速空气动力研究所 | Processing method of array electrode device for manufacturing honeycomb device |
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