CN207677521U - A kind of industry washer stator - Google Patents
A kind of industry washer stator Download PDFInfo
- Publication number
- CN207677521U CN207677521U CN201721923478.7U CN201721923478U CN207677521U CN 207677521 U CN207677521 U CN 207677521U CN 201721923478 U CN201721923478 U CN 201721923478U CN 207677521 U CN207677521 U CN 207677521U
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- CN
- China
- Prior art keywords
- stator
- stator core
- industry washer
- arc groove
- positioning convex
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Abstract
The utility model discloses a kind of industry washer stators.The device and method belongs to technical field of motors, including stator core, multiple positioning convex platforms being wholely set with stator core are evenly equipped on the outside of stator core, the inner wall of positioning convex platform is equipped with the first arc groove for being clamped stator winding, stator core cross section is circle, and circularity reaches within 1mm.The circularity of stator core reaches within 1mm in the utility model; more conventional 2mm circularity is largely increased; improve the accuracy of stator; it avoids stator inner hole and rotor outer circle gap is uneven; the problem of even rubbing, powder metallurgy surface is evenly applied to using centrifugal finishing machine by metal polish agent and polishing agent, not only ensures that article surface is smooth; article surface is formed simultaneously and is protected, avoids the problem that mechanical polishing generates mechanical damage.
Description
Technical field
The utility model belongs to technical field of motors, specifically, more particularly to a kind of industry washer stator.
Background technology
Industry washer is that the flow generated when a kind of surface-active action, impeller or roller using detergent rotates is rubbed
Wiping effect and impeller or roller remove the percussion of washings on the electric appliance of various spots on washings, impeller or roller
Rotary force usually provided by the motor including devices such as stator, rotor, coils.It is offered in the middle part of industrial washing clothes machine stator
It is inserted into the circular hole of rotor, multiple coil slots being interconnected with circular hole are formed uniformly along the circumference of circular hole, it is general logical
It crosses after the repressed forming of powder metallurgy and is made again through sintering, the circularity of stator is mostly in 2mm or so currently on the market, and precision is not
Height, is easy to cause stator inner hole and rotor outer circle gap is uneven, or even rubs.
Invention content
The utility model aim is to provide the industry washer that a kind of precision is high, simple for process, forming effect is good and use to determine
Son.
In order to achieve the above technical purposes, the technical solution that the utility model industry washer is used with stator for：
A kind of industry washer stator, including stator core, the stator core outside are evenly equipped with multiple and stator iron
The positioning convex platform that core is wholely set, the inner wall of the positioning convex platform is equipped with the first arc groove for being clamped stator winding, described
Stator core cross section is circle, and circularity is concentricity 0.23mm within 1mm.
The stator core internal diameter is 178.28~178.78mm, is highly 50mm.
Line between the multiple first arc groove vertex forms internal diameter up to the circle of 202.71~203.21mm.
The positioning convex platform end is equipped with bucking ladder.By the way that bucking ladder is arranged, keep stator positioning more firm.
Pass through the second arc groove arc transition between the positioning convex platform and stator core.
The second arc groove opening direction is away from each other with the first arc groove opening direction.
Second arc groove is the quadrant that radius is 20mm, and first arc groove is that radius is 13.78mm
Half circle.
The stator core includes each component of following parts by weight：80~85 parts of iron, 0.6~0.9 part of carbon, copper 1~3.9
Part, 0.1 part of nickel, 0.1 part of aluminium.
A kind of processing method of industry washer stator, includes the following steps：
(1) powder is mixed：Required raw material is weighed by weight, first 40~45 parts of iron powder is packed into and is mixed in powder machine, then to mixed powder machine
Middle addition 1.2 parts of copper powders, 0.1 part of nickel powder and 0.1 part of aluminium powder, then remaining iron powder is added into mixed powder machine and stirs evenly, finally
0.6 part of carbon dust is added and mixes powder machine, after stirring 30min, mixed-powder is made；
(2) molding：According to size changing rate in the blank dimension and manufacturing process of stator, mold blank is made, then pass through
Shaping dies and smart shaping mould is made in machining, wire cutting, polishing and grinding；
(3) it suppresses：Mixed-powder is filled into the shaping dies on forming machine, is pushed in the pressure of 590~620Mpa
Shape is made, green compact are made in demoulding；
(4) it is sintered：Green compact are placed in net strip sintering furnace, under the atmosphere of inert gas, moves along guipure, passes through successively
Sintered blank is made in preheating zone, sintering zone and cooling zone, and wherein preheating zone temperature is 700~850 DEG C, and sintering zone temperature is
1120 DEG C, preheating section processing is no less than 40min, and high temperature section handles 30~40min, and sintered blank is finally made；
(5) finishing shape：Sintered blank is placed in smart shaping mould and carries out compacting shaping, case hardness HRB >=85 are made, it is close
Degree is the stator product of 6.9g/cm3；
(6) surface polishes：Stator product is put into centrifugal finishing machine, and metal polish agent and polishing agent is added, centrifuges 1h
More than, then through nonpolar solvent soaking and washing, the smooth stator in surface is made.
Compared with prior art, the utility model has the beneficial effects that：
1, the circularity of stator core reaches within 1mm in the utility model, and more conventional 2mm circularity is largely increased,
The accuracy for improving stator, avoids stator inner hole and rotor outer circle gap is uneven, or even the problem of rub；
2, the utility model suppresses metallurgical powder by shaping dies, and smart shaping mould is recycled to carry out stator
The problems such as shaping avoids first suppressing in general procedure, then through milling, brill multistep processing, workpiece is caused to deform, and stress is put in generation, together
Shi Jingjian heat treatment steps not only further simplify production technology, while avoiding the problem that generating thermal stress because of heat treatment；
3, metal polish agent and polishing agent are evenly applied to powder metallurgy surface by the utility model using centrifugal finishing machine,
Not only ensure that article surface is smooth, while article surface is formed and is protected, avoids the problem that mechanical polishing generates mechanical damage.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1. stator core；2. positioning convex platform；3. the first arc groove；4. bucking ladder；5. the second arc groove.
Specific implementation mode
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that these embodiments are only
For illustrating the utility model rather than limitation the scope of the utility model, after having read the utility model, this field
Technical staff falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
As shown in Figure 1, a kind of industry washer stator, including stator core, the stator core outside are evenly equipped with more
A positioning convex platform being wholely set with stator core, the inner wall of the positioning convex platform are equipped with the first arc for being clamped stator winding
Shape slot, the stator core cross section are circle, and circularity is concentricity 0.23mm within 1mm, the stator core internal diameter
It is highly 50mm for 178.28~178.78mm, the line between the multiple first arc groove vertex forms internal diameter and reaches
The circle of 202.71~203.21mm, the positioning convex platform end are equipped with bucking ladder.Lead between the positioning convex platform and stator core
The second arc groove arc transition is crossed, the second arc groove opening direction is away from each other with the first arc groove opening direction, institute
It is the quadrant that radius is 20mm to state the second arc groove, and first arc groove is the half that radius is 13.78mm
Circle.Wherein, the stator core includes each component of following parts by weight：80~85 parts of iron, 0.6~0.9 part of carbon, copper 1~3.9
Part, 0.1 part of nickel, 0.1 part of aluminium.
A kind of processing method of industry washer stator, includes the following steps：
(1) powder is mixed：Required raw material is weighed by weight, first 40~45 parts of iron powder is packed into and is mixed in powder machine, then to mixed powder machine
Middle addition 1.2 parts of copper powders, 0.1 part of nickel powder and 0.1 part of aluminium powder, then remaining iron powder is added into mixed powder machine and stirs evenly, finally
0.6 part of carbon dust is added and mixes powder machine, after stirring 30min, mixed-powder is made；
(2) molding：According to size changing rate in the blank dimension and manufacturing process of stator, mold blank is made, then pass through
Shaping dies and smart shaping mould is made in machining, wire cutting, polishing and grinding；
(3) it suppresses：Mixed-powder is filled into the shaping dies on forming machine, is pushed in the pressure of 590~620Mpa
Shape is made, green compact are made in demoulding；
(4) it is sintered：Green compact are placed in net strip sintering furnace, under the atmosphere of inert gas, moves along guipure, passes through successively
Sintered blank is made in preheating zone, sintering zone and cooling zone, and wherein preheating zone temperature is 700~850 DEG C, and sintering zone temperature is
1120 DEG C, preheating section processing is no less than 40min, and high temperature section handles 30~40min, and sintered blank is finally made；
(5) finishing shape：Sintered blank is placed in smart shaping mould and carries out compacting shaping, case hardness HRB >=85 are made, it is close
Degree is the stator product of 6.9g/cm3；
(6) surface polishes：Stator product is put into centrifugal finishing machine, and metal polish agent and polishing agent is added, centrifuges 1h
More than, then through nonpolar solvent soaking and washing, the smooth stator in surface is made.
Roundness measurement is carried out to the utility model using roundness tester, its circularity is measured and reaches 1mm, more conventional metallurgical technology
The circularity of the industry washer stator of forming improves 50%.
Claims (8)
1. a kind of industry washer stator, including stator core, it is characterised in that：It is evenly equipped on the outside of the stator core multiple
The positioning convex platform being wholely set with stator core, the inner wall of the positioning convex platform are equipped with the first arc for being clamped stator winding
Slot, the stator core cross section are circle, and circularity is concentricity 0.23mm within 1mm.
2. industry washer stator according to claim 1, it is characterised in that：The stator core internal diameter is 178.28
~178.78mm is highly 50mm.
3. industry washer stator according to claim 1, it is characterised in that：The multiple first arc groove vertex it
Between line formed internal diameter up to 202.71~203.21mm circle.
4. industry washer stator according to claim 1, it is characterised in that：The positioning convex platform end is equipped with trapezoidal
Platform.
5. industry washer stator according to claim 1, it is characterised in that：The positioning convex platform and stator core it
Between pass through the second arc groove arc transition.
6. industry washer stator according to claim 5, it is characterised in that：The second arc groove opening direction with
The first arc groove opening direction is away from each other.
7. industry washer stator according to claim 5, it is characterised in that：Second arc groove is for radius
The quadrant of 20mm, first arc groove are the half circle that radius is 13.78mm.
8. industry washer stator according to claim 1, it is characterised in that：The stator core case hardness HRB
>=85, density 6.9g/cm3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721923478.7U CN207677521U (en) | 2017-12-29 | 2017-12-29 | A kind of industry washer stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721923478.7U CN207677521U (en) | 2017-12-29 | 2017-12-29 | A kind of industry washer stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207677521U true CN207677521U (en) | 2018-07-31 |
Family
ID=62973063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721923478.7U Active CN207677521U (en) | 2017-12-29 | 2017-12-29 | A kind of industry washer stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207677521U (en) |
-
2017
- 2017-12-29 CN CN201721923478.7U patent/CN207677521U/en active Active
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