CN106953474A - The shaper and forming method of blocking radial magnetic field amorphous alloy stator - Google Patents
The shaper and forming method of blocking radial magnetic field amorphous alloy stator Download PDFInfo
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- CN106953474A CN106953474A CN201710255500.3A CN201710255500A CN106953474A CN 106953474 A CN106953474 A CN 106953474A CN 201710255500 A CN201710255500 A CN 201710255500A CN 106953474 A CN106953474 A CN 106953474A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
- H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses the shaper and forming method of blocking radial magnetic field amorphous alloy stator, it is characterised in that:First, according to design requirement, determine the overall structure and amorphous unit pattern of amorphous stator core, then, design, make the amorphous unit shaper with winding unit, clamping and profiled part, cutting gathering sill, amorphous unit is processed using mould, then insulation processing is carried out, finally amorphous unit is arranged in after annular array axially stacking, and is aided with high-strength insulating material and is supported, you can radial magnetic field amorphous alloy stator iron core is formed.The beneficial effects of the invention are as follows amorphous alloy stator iron core is used to be prepared around folded method, and technique is simple, and ensures dimensional accuracy by design mould, it is easy to industrialization and mass production;Large, medium and small motor stator core design, strong applicability can be met;By accurate computing unit physical dimension, winding mould is designed, amorphous band can be made full use of, production cost is reduced.
Description
Technical field
The present invention relates to the shaper and forming method of blocking radial magnetic field amorphous alloy stator, specifically, being root
According to the characteristic of amorphous band, shaper is made, and manufactures amorphous alloy stator iron core, belongs to Electrical Motor field.
Background technology
Non-crystaline amorphous metal is compared with silicon steel material, and its core loss is extremely low, more obvious during high frequency, therefore high in manufacture
In terms of effect, high speed, high frequency, the motor of compact conformation, non-crystaline amorphous metal has great advantage.But at the same time, non-crystaline amorphous metal hardness pole
Under height, high temperature easy " recrystallization ", destroyed its soft magnetic characteristic, so traditional stator core processing technology is not suitable for
Amorphous alloy material.Therefore, the problem of Amorphous Metal Motor design need to be solved is mainly structure design, the chi of amorphous alloy stator
Very little design, the processing technology of stator.In recent years, domestic and international professional and technical personnel and scholar propose a variety of Amorphous Metal Motors and determined
The processing method of son.Chinese patent CN101286676B proposes a kind of high speed radial motor amorphous alloy stator preparation method.
Its major defect is:Prepared using traditional axial lamination process, iron core apparent size is limited by amorphous band width, cutting adds
Work is difficult, and high cost, waste of material is more.Chinese patent CN101800456A proposes radial magnetic field motor amorphous alloy stator
Modularization making method, solves the problem of amorphous stator core is limited by amorphous band width, is applicable amorphous alloy stator
In the motor being relatively large in diameter, have the disadvantage:Processing mode is without improvement fundamentally, the complex technical process and used time is longer, cost
Height, waste of material is serious.Chinese patent CN101908796A proposes the non-crystaline amorphous metal using conventional amorphous powdered alloy as raw material
Stator preparation method.This method is simple to manufacture, and product stability is good, has the disadvantage:Amorphous powder is mixed with adhesive, thing after mixing
Matter reduces the soft magnetic characteristic of non-crystalline material in itself, and magnetic conductivity declines, and wastes the good magnetic property of non-crystalline material.It is Chinese special
Sharp CN102545415A proposes a kind of non-crystaline amorphous metal radial motor, and its stator core includes n × Q U-shaped amorphous alloy iron cores.
Its coiling process method proposed is difficult to process excessively sharp keen profile, and pole when not accounting for stator core design
Boots, number of poles, the number of teeth, groove profile are to motor performance and the influence of loss, the scope of application and limited by practical.
The content of the invention
It is regarding to the issue above and not enough, the invention discloses the shaper of blocking radial magnetic field amorphous alloy stator with
Forming method, it is characterised in that:First according to design requirement, the overall structure and amorphous unit shape of amorphous stator core are determined
Formula, secondly makes the shaper of amorphous unit according to amorphous unit form, and amorphous band is wound into amorphous by mould
Section bar, further by linear cutter into amorphous unit, is finally arranged in annular array by amorphous unit, and in axial direction by ring
Shape array is superimposed, and is aided with high-strength insulating material and is supported, to form radial magnetic field Amorphous Metal Motor stator core.
To achieve the above object, the shaper and forming method of described blocking radial magnetic field amorphous alloy stator,
Implement according to following steps:
Step 1: being required according to design specifications, amorphous stator core is determined based on design of electrical motor theory and design experiences
Overall structure and the apparent size of amorphous unit, pole shoe, the number of teeth, groove profile;
Step 2: according to the number of teeth of amorphous stator core, it is determined that the number of amorphous unit needed for building annular amorphous array
B, according to the length of stator core and the width of amorphous band, determines the lamination number A of amorphous unit;
Step 3: designing overall and combined amorphous unit shaper according to amorphous stator unit, both moulds are all
Including winding unit, clamping and profiled part, cutting gathering sill;Winding unit is the benchmark for winding amorphous band, i.e., by amorphous
Band one end is fixed on winding unit, and after one fixing turn of winding, the other end is fixed;Clamp and profiled part is used to clamp
The non-cutting of the amorphous band of winding, and ensure that its sizing is good, prevent that amorphous unit deviates preliminary dimension after cutting;
What cutting gathering sill was used to guiding cutting tool walks cutter position and direction, to ensure cutting accuracy;
Step 4: with up- coiler by amorphous band on overall or combined amorphous unit shaper, and with folder
Tight device is fixedly clamped, and forms amorphous section bar, and amorphous section bar is immersed in insulated paint and carries out insulation processing, wire cutting machine is then used
Wire cutting is carried out to the amorphous section bar after insulation processing by design drawing, overall or combined non-crystal cell, an entirety is obtained
Armorphous element is an amorphous unit, and an amorphous unit is constituted after two combined amorphous elements into intimate laminatings.
Step 5: first, B amorphous unit is arranged in into annular array, then in axially stacking A annular array, constitute A
The non-crystaline amorphous metal element mesh of × B predetermined form;Then, the supporting part of non-crystaline amorphous metal element mesh is made of high-strength insulating material
Part, to improve the structural strength of amorphous element mesh, so as to constitute radial magnetic field amorphous alloy stator iron core.
Present invention has the advantages that:Blocking radial magnetic field amorphous alloy stator iron core is used to be prepared around folded method, without
Teeth groove is cut, technique is simple, and ensures dimensional accuracy by design mould, it is easy to industrialization and mass production;Can basis
Use requirement designs the Amorphous Metal Motor stator core of various different numbers of poles, slot number, winding, pole shoe, groove profile and apparent size,
Strong applicability;By accurate computing unit physical dimension, winding mould is designed, amorphous band, reduction production can be made full use of
Cost.
Brief description of the drawings
Fig. 1 is motor magnetic flux distribution map;
Fig. 2 is the forming method flow chart of blocking radial magnetic field amorphous alloy stator;
Fig. 3 is the cross sectional shape and size of amorphous stator peariform slot;
Fig. 4 is the shaper of monolithic devices non-crystaline amorphous metal unit, in figure:401 be winding unit, and 402 be amorphous section bar,
403 be clamping and profiled part, and 404 be cutting gathering sill;
Fig. 5 is the shaper of combined non-crystaline amorphous metal unit, in figure:501 be winding unit, and 502 be amorphous section bar,
503 be clamping and profiled part, and 504 be cutting gathering sill;
Fig. 6 is monolithic devices amorphous alloy stator unit;
Fig. 7 is combined amorphous alloy stator unit;
Fig. 8 is monolithic devices unit amorphous alloy stator, in figure:801 be amorphous stator core support set, and 802 is fixed for amorphous
Sub- iron core;
Fig. 9 is combined unit amorphous alloy stator, in figure:901 be amorphous stator core support set, and 902 is fixed for amorphous
Sub- iron core.
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, below in conjunction with the accompanying drawings with specific embodiment party
Formula, the present invention will be described in detail.It should be noted that these descriptions are merely illustrative, and eliminate known technology is retouched
State, but be not intended to limit the scope of the present invention.The present invention is described in detail with reference to the accompanying drawings and detailed description.
The present invention's, specifically include following several steps:
Magnetic flux distribution in motor stator teeth portion and yoke portion as shown in figure 1, the magnetic flux passed through in figure in stator teeth is φ,
The magnetic flux passed through in stator yoke between adjacent two main pole is φ/2, according to magnetic circuit property, if by between adjacent two main pole
Stator yoke as a stator core unit, and each stator core unit excitation property is good, and conductive capability is poor, and each other
Between insulate, then the stator core iron loss being combined into by it is small, efficiency high.Reference picture 2, blocking radial magnetic field of the invention is non-
It using the non-crystaline amorphous metal that excitation property is good, conductive capability is poor is material that the shaper of peritectic alloy stator and forming method, which are exactly,
Amorphous alloy stator iron core unit is manufactured, amorphous alloy stator iron core is then combined into, following several steps are specifically included:
Step 1: determining the overall structure and amorphous cell parameters of amorphous stator core;
According to the given output power of motor P of design specifications, phase voltage U, armature winding number of phases m, power-factor cos
The long l of η ', iron core, with reference to the relevant computing formula in design of electrical motor handbook, determines armature diameter D, stator per pole slot number Qp1, pole span
τP, stator tooth is away from t1, iron core effective length lef, the net long l of iron coreFe.According to these parameters, corresponding design of electrical motor summary table is inquired about,
Select stator groove profile, determine slot opening b01, notch thickness hs1, groove depth hs2, groove width bs1, pyriform bottom radius rs, such as Fig. 3 institutes
Show (by taking peariform slot as an example).
Step 2: determining amorphous unit number and lamination number according to amorphous cell parameters;
According to the slot number z of amorphous stator core, the number B, B=360/z of amorphous unit are determined;According to the length of stator core
The width d of l and amorphous band is spent, lamination the number A, A=l/d of amorphous unit is determined.
Step 3: making non-crystal cell shaper according to stator slot shape parameter;
Monolithic devices or combined non-crystal cell shaper are gone out according to groove profile parameter designing, both moulds all include winding
Part, is clamped and profiled part, cuts gathering sill;Winding unit is that the benchmark for winding amorphous band, i.e. amorphous band one end are consolidated
It is scheduled on winding unit, after one fixing turn of winding, the other end is fixed;Clamp and profiled part is used to clamp the non-of winding
The non-cutting end of crystal zone material, it is ensured that it is shaped well, prevents that amorphous unit deviates preliminary dimension after cutting;Cutting gathering sill is used for
Guide cutting tool walks cutter position and direction, to ensure cutting accuracy;
Described monolithic devices non-crystaline amorphous metal unit shaper is as shown in figure 4, in figure, 401 be winding unit, and 402 be non-
Crystal formation material, 403 be clamping and profiled part, and 404 be cutting gathering sill;Combined non-crystaline amorphous metal unit shaper such as Fig. 5 institutes
Show, in figure, 501 be winding unit, and 502 be amorphous section bar, and 503 be clamping and profiled part, and 504 be cutting gathering sill.
Step 4: being wound into amorphous section bar using amorphous band, and it is fabricated to monolithic devices or combined amorphous unit;
With up- coiler by amorphous band on the winding unit 401 of the non-crystal cell shaper of monolithic devices, or winding
Exist on the winding unit 501 of combined non-crystal cell shaper, then with clamping and the clamping of profiled part 403 and fixing wound
The outer arc portions of amorphous unit on 401, or with 503 clamp and amorphous unit of the fixing wound on 501 outer arc portions, so
Mould and amorphous unit are heat-treated and heat treatment as overall afterwards, amorphous section bar is formed, will be armorphous after sizing
Material sprays insulated paint and carries out insulation processing, and then the amorphous section bar edge after insulation processing is cut by design drawing with wire cutting machine
Gathering sill 404 carries out wire cutting, or carries out wire cutting along 504, obtains overall or combined non-crystal cell, combined non-crystal cell
Vertical edge need to be put on folder bending to proper angle θ, θ size is determined with reference to design of electrical motor handbook.Overall armorphous member
Part is amorphous unit as shown in Figure 6, and amorphous list as shown in Figure 7 is constituted after two combined amorphous elements into intimate laminatings
Member.
Step 5: assembling amorphous alloy stator using amorphous unit and shaping;
By B amorphous unit in magnetic toothed portion close-coupled, an annular array Π is formed, then in axially stacking A ring
Shape array Π, formed in the non-crystaline amorphous metal element mesh of A × B predetermined form, i.e. amorphous alloy stator iron core, such as Fig. 8 802 or
In Fig. 9 902 shown in;Then, it is the structural strength of raising non-crystaline amorphous metal element mesh, amorphous conjunction is made of high-strength insulating material
The support member (as shown in 801 in Fig. 8 or 901 in Fig. 9) of golden element mesh, and then it is whole to form amorphous alloy stator iron core
Body, as shown in Fig. 8 or Fig. 9.
To sum up content, the invention discloses the shaper and forming method of blocking radial magnetic field amorphous alloy stator,
Characterized in that, it is determined that on the basis of the overall structure and amorphous unit pattern of amorphous stator core, design, amorphous list is made
First mould, and amorphous unit is processed by mould, finally amorphous unit is arranged in after annular array axially stacking and auxiliary
Supported with high-strength insulating material, you can form radial magnetic field amorphous alloy stator iron core.Blocking radial magnetic field amorphous is closed
Golden motor stator core is used to be prepared around folded method, without cutting teeth groove, and ensures by design mould dimensional accuracy, Ke Yiman
The stator core design of any large, medium and small motor of foot, can be with by accurate computing unit physical dimension and design winding mould
Accomplish not waste of materials completely, reduce production cost.
Shaper and the shaping of blocking radial magnetic field amorphous alloy stator are given above in association with drawings and Examples
The preferred design of method, but these embodiments are illustrative and not restrictive, and every technology according to the present invention is real
Any simple modification, equivalent variations and modification that matter is made, still in the range of technical scheme.
Claims (1)
1. the shaper and forming method of blocking radial magnetic field amorphous alloy stator, it is characterised in that the invention includes:
Step 1: being required according to design specifications, the whole of amorphous stator core is determined based on design of electrical motor theory and design experiences
The apparent size of body structure and amorphous unit, pole shoe, the number of teeth, groove profile;
Step 2: according to the number of teeth of amorphous stator core, it is determined that the number B of amorphous unit needed for building annular amorphous array, root
According to the length and the width of amorphous band of stator core, the lamination number A of amorphous unit is determined;
Step 3: designing overall and combined amorphous unit according to amorphous stator unit makes mould, both moulds all include
Winding unit, clamping and profiled part, cutting guiding parts;Winding unit is the benchmark for winding amorphous band, i.e., by amorphous ribbon
Material one end is fixed on winding unit, and after one fixing turn of winding, the other end is fixed;Clamp and profiled part is used to clamp volume
The non-cutting of the amorphous band wound, and ensure that its sizing is good, prevent that amorphous unit deviates preliminary dimension after cutting;Cut
That cuts that gathering sill is used to guiding cutting tool walks cutter position and direction, with cut lengths precision;
Step 4: making amorphous band on mould wound on overall or combined amorphous unit of up- coiler, and filled with clamping
Put and be fixedly clamped, form amorphous section bar, amorphous section bar is sprayed into insulated paint carries out insulation processing, then with wire cutting machine by design
Drawing carries out wire cutting to the amorphous section bar after insulation processing, obtains overall or combined non-crystal cell, an entirety is armorphous
Element is an amorphous unit, and an amorphous unit is constituted after two combined amorphous elements into intimate laminatings;
Step 5: first, B amorphous unit is arranged in into annular array, then in axially stacking A annular array, constitute A × B
The non-crystaline amorphous metal element mesh of individual predetermined form;Then, the supporting part of non-crystaline amorphous metal element mesh is made of high-strength insulating material
Part, to improve the structural strength of non-crystaline amorphous metal element mesh, so as to constitute radial magnetic field amorphous alloy stator iron core.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112564325A (en) * | 2019-09-10 | 2021-03-26 | 王佳皓 | Electric machine and method for producing same |
CN112671180A (en) * | 2019-10-16 | 2021-04-16 | 王佳皓 | Manufacturing method of stator core and motor |
CN114421728A (en) * | 2022-03-02 | 2022-04-29 | 上海交通大学 | Modularized stator amorphous alloy reluctance motor, system and control method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1260622A (en) * | 1999-01-13 | 2000-07-19 | 丽的钢铁工业股份有限公司 | Monomeric body of stator and its manufacture method |
US20020158540A1 (en) * | 2000-10-16 | 2002-10-31 | Lindquist Scott M. | Laminated amorphous metal component for an electric machine |
CN102545415A (en) * | 2012-02-15 | 2012-07-04 | 中国科学院电工研究所 | Radial magnetic field motor with amorphous alloy |
-
2017
- 2017-04-19 CN CN201710255500.3A patent/CN106953474A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1260622A (en) * | 1999-01-13 | 2000-07-19 | 丽的钢铁工业股份有限公司 | Monomeric body of stator and its manufacture method |
US20020158540A1 (en) * | 2000-10-16 | 2002-10-31 | Lindquist Scott M. | Laminated amorphous metal component for an electric machine |
CN102545415A (en) * | 2012-02-15 | 2012-07-04 | 中国科学院电工研究所 | Radial magnetic field motor with amorphous alloy |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112564325A (en) * | 2019-09-10 | 2021-03-26 | 王佳皓 | Electric machine and method for producing same |
CN112564325B (en) * | 2019-09-10 | 2023-02-03 | 王佳皓 | Electric machine and method for producing same |
CN112671180A (en) * | 2019-10-16 | 2021-04-16 | 王佳皓 | Manufacturing method of stator core and motor |
CN112671180B (en) * | 2019-10-16 | 2022-10-14 | 王佳皓 | Manufacturing method of stator core and motor |
CN114421728A (en) * | 2022-03-02 | 2022-04-29 | 上海交通大学 | Modularized stator amorphous alloy reluctance motor, system and control method |
CN114421728B (en) * | 2022-03-02 | 2023-10-31 | 上海交通大学 | Modularized stator amorphous alloy reluctance motor, system and control method |
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Application publication date: 20170714 |