CN205141849U

CN205141849U - Stator core and motor

Info

Publication number: CN205141849U
Application number: CN201520870030.8U
Authority: CN
Inventors: 石泰山
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-11-02
Filing date: 2015-11-02
Publication date: 2016-04-06
Anticipated expiration: 2025-11-02

Abstract

The utility model provides a stator core and motor, stator core includes stator core thin slice, multi -disc the stator core thin slice piles up along the axial and forms stator core thin slice group, and is a plurality of two liang of locks in the stator core thin slice group are fixed, form the stator core of regular polygon form. The utility model discloses a stator core forms stator core through the combination of a plurality of stator core thin slices groups, and crooked and folding form or with polygon, circular integrative stamping forming's stator core, its precision is heavy handled with stator core thin slice group than direct among the prior art, and former material utilization rate is low, and makes a round trip to collude line formula wound wire circle with needs, the high and inefficiency of its equipment price, the utility model discloses a stator core thin slice group of components of a whole that can function independently can make the reconfiguration shaping respectively, quick winding coiling machine of a set of or above while of its coil plant use, and manpower and equipment fund input have been saved to the simple high efficiency of equipment, and former material utilization rate increases more than 1.5 times, and size precision easily controls simple process, product quality stability.

Description

A kind of stator core and motor

Technical field

The utility model relates to motor technology, particularly relates to a kind of stator core.

Background technology

Motor of the prior art generally comprises stator and is installed on the rotor in stator, and stator comprises stator core and is wound in the coil on stator core.This stator core is formed by multiple stator core slice stamping, each stator core thin slice is provided with multiple teeth portion and yoke portion, formed after punching press and there is certain thickness stator core thin slice group, then the coiling processing of line mode is hooked back and forth around teeth portion, again this stator core thin slice group is circumferentially bent and folds, from beginning to end, form cylindrical or polygonal stator core.But this processing mode, raw-material utilance is low, and due to limited space, can only take to hook back and forth the coiling processing of line mode, equipment price is high, production efficiency is lower, is difficult to ensure enamelled wire marshalling and injury-free, in addition, when stator core thin slice group is bending and folding, the precision of its flexibility or angle is all difficult to control, and is unfavorable for product quality.

Utility model content

In order to solve the problems of the technologies described above, the utility model provides a kind of stator core.

The technical scheme that the utility model adopts is:

Comprise stator core thin slice, stator core thin slice described in multi-disc is stacking formation stator core thin slice group vertically, and multiple described stator core thin slice group is fastened between two, forms the stator core of regular polygon shape; Described stator core thin slice comprises yoke portion, teeth portion and buckling parts; Described teeth portion stretches out from the center in described yoke portion, forms T font structure; Described buckling parts is arranged in the lateral ends in described yoke portion, and described stator core thin slice is fastened between two by described buckling parts.

Stator core of the present utility model is by the combination of multiple stator core thin slice group, form stator core, form than directly a stator core thin slice group being bent and folds in prior art, or with polygon, the stator core that circular integrated punching is shaping, its precision is difficult to control, utilization rate of raw materials is low, and hook line formula winding around back and forth with needs, its equipment price is high and efficiency is low, it is shaping that the stator core thin slice group of split of the present utility model can manufacture recombinant respectively, its coil production uses one group or more the coil winding machine be simultaneously wound around fast, equipment is simply efficient, save manpower and equipment funds input, utilization rate of raw materials increases by more than 1.5 times, and its dimensional accuracy is easy to control, technique is simple, constant product quality.

Further, described stator core thin slice is provided with a yoke portion and a teeth portion.

Further, described stator core is regular hexagon.

Further, described buckling parts comprises buckling parts projection and buckling parts depression, described buckling parts projection and buckling parts depression are separately positioned in two lateral ends in described yoke portion, and multiple described stator core thin slice is fastened between two by described buckling parts projection and described buckling parts depression.

Further, also comprise bend, described bend is arc, and described crooked position is in the free end of described teeth portion; After multiple described stator core thin slice is fastened between two, described bend surrounds a circular space.

Further, also comprise from riveting point, described be arranged on described stator core thin slice from riveting point teeth portion and/or yoke portion on, automatic laminating during for carrying out punching press to stator core thin slice described in multi-disc.

The utility model also provides a kind of motor, comprises stator and is arranged on the rotor in stator, and described stator comprises stator core and is wound in the coil on stator core, and described stator core is the stator core described in above-mentioned any one.

Because the stator core thin slice group of split of the present utility model can separate independent operation; the described coil be wound on stator core adds man-hour can disposable one group or more coiling and the fixture of secured core is simply light and handy fast simultaneously on a coil winding machine; the winding mode hooking line is back and forth adopted than disjunctor iron core in prior art; its production efficiency accelerates many, to save a large amount of human resources and equipment inputs, effectively ensure that the marshalling of enamelled wire in winding process and protective paint covering are not easy to be damaged, to be convenient to the quality control of product simultaneously.

In order to understand better and implement, describe the utility model in detail below in conjunction with accompanying drawing.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of stator core thin slice of the present utility model, and wherein Fig. 1 (a) is front view, and Fig. 1 (b) is axonometric drawing;

Fig. 2 is the schematic diagram of stator core thin slice group of the present utility model;

Fig. 3 is the schematic diagram of stator core of the present utility model, and wherein Fig. 3 (a) is front view, and Fig. 3 (b) is axonometric drawing;

Fig. 4 is the schematic diagram of stator of the present utility model.

Embodiment

Refer to Fig. 1-3, it is respectively the schematic diagram of stator core thin slice of the present utility model, stator core thin slice group, stator core.Stator core 1 of the present utility model comprises stator core thin slice 2, and this stator core thin slice 2 of multi-disc is stacking formation stator core thin slice group 3 vertically, and multiple described stator core thin slice group 3 is fastened between two, forms the stator core 1 of regular polygon shape.This stator core thin slice 2 comprises teeth portion 4, yoke portion 5, buckling parts 6, bend 7 and from riveting point 9.

This teeth portion 4 stretches out from the center in yoke portion 5, forms T font structure.This buckling parts 6 is arranged in the lateral ends in yoke portion 5, this buckling parts 6 comprises buckling parts protruding 61 and buckling parts depression 62, this buckling parts protruding 61 and buckling parts depression 62 are separately positioned in the horizontal left and right end portions in yoke portion 5, and adjacent stator core thin slice 2 or stator core thin slice group 3 can be fastened between two by this buckling parts 6.This bend 7 is arranged on the free end of teeth portion 4, and this free end refers to that teeth portion 4 does not have the one end be connected with yoke portion 5.This bend 7 is arc, and after multiple stator core thin slice is fastened between two, this bend surrounds a circular space, for installation rotor.Simultaneously when coil winding is in teeth portion 4, bend 7 prevents coil from dropping out.In the present embodiment, each stator core thin slice 2 comprises a teeth portion 5, one, 4, yoke portion bend 7, and in other embodiments, each stator core thin slice can comprise multiple teeth portion and bend, or does not arrange bend.

In the teeth portion 4 that should be separately positioned on stator core thin slice 2 from riveting point 9 and yoke portion 5, particularly, axially arrange one from riveting point 9 along teeth portion 4, arrange two from riveting point 9 along yoke portion 5 lateral symmetry, in other embodiments, also can otherwise arrange from riveting point.When this stator core thin slice 2 of multi-disc stacking formation stator core thin slice group 3 when carrying out punching press vertically, by aliging from riveting point 6, automatic laminating.

In the present embodiment, stator core 1 is regular hexagon, is fastened to form between two by six stator core thin slice groups 3.In other embodiments, also can be other regular polygons such as octagon, decagon, dodecagon.Refer to Fig. 4, it is the schematic diagram of stator of the present utility model.The utility model also provides a kind of motor, comprises stator and is arranged on the rotor in stator, the coil 9 that this stator comprises stator core 1 and is wrapped on stator core 1.The yoke portion 5 of this stator core 1, teeth portion 4 and bend 7 form the space of a relative closure, and this coil 9 is wound around around teeth portion 4, can prevent from dropping by fixed coil 9 preferably.When manufacturing this stator, first by multi-disc stator core thin slice 2 stacking formation stator core thin slice group 3 vertically, punch forming; Again coil 9 is wrapped in this stator core thin slice group 3, finally six stator core thin slice groups 3 is fastened between two, makes orthohexagonal stator core 1.

Stator core of the present utility model is by the combination of multiple stator core thin slice group, form stator core, directly than in prior art a stator core thin slice group is bent and is folded into stator core, its precision is difficult to control, it is shaping that the stator core thin slice group of split of the present utility model can manufacture recombinant respectively, its dimensional accuracy is easy to control, and technique is simple, constant product quality.In addition, the stator core thin slice group of split of the present utility model can separate independent operation, the described coil be wound on stator core adds man-hour can disposable one group or more coiling fast simultaneously on a coil winding machine, and the fixture of secured core is simply light and handy, the winding mode hooking line is back and forth adopted than disjunctor iron core in prior art, or with polygon, the stator core that circular stator core slice stamping is shaping, its production efficiency accelerates many, save a large amount of human resources, equipment funds drop into, utilization rate of raw materials increases by more than 1.5 times, effectively ensure that the marshalling of enamelled wire in winding process and protective paint covering are not easy to be damaged simultaneously, be convenient to the quality control of product.

The above is only preferred embodiment of the present utility model, not does any pro forma restriction to technology contents of the present utility model.Every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong within protection range of the present utility model.

Claims

1. a stator core, is characterized in that: comprise stator core thin slice, and stator core thin slice described in multi-disc is stacking formation stator core thin slice group vertically, and multiple described stator core thin slice group is fastened between two, forms the stator core of regular polygon shape; Described stator core thin slice comprises yoke portion, teeth portion and buckling parts; Described teeth portion stretches out from the center in described yoke portion, forms T font structure; Described buckling parts is arranged in the lateral ends in described yoke portion, and described stator core thin slice is fastened between two by described buckling parts.

2. stator core according to claim 1, is characterized in that: described stator core thin slice is provided with a yoke portion and a teeth portion.

3. stator core according to claim 1, is characterized in that: described stator core is regular hexagon.

4. stator core according to claim 1, it is characterized in that: described buckling parts comprises buckling parts projection and buckling parts depression, described buckling parts projection and buckling parts depression are separately positioned in two lateral ends in described yoke portion, and multiple described stator core thin slice is fastened between two by described buckling parts projection and described buckling parts depression.

5. stator core according to claim 1, is characterized in that: also comprise bend, and described bend is arc, and described crooked position is in the free end of described teeth portion; After multiple described stator core thin slice is fastened between two, described bend surrounds a circular space.

6. stator core according to claim 1, is characterized in that: also comprise from riveting point, described be arranged on described stator core thin slice from riveting point teeth portion and/or yoke portion on, automatic laminating during for carrying out punching press to stator core thin slice described in multi-disc.

7. a motor, comprises stator and is arranged on the rotor in stator, and described stator comprises stator core and is wound in the coil on stator core, it is characterized in that: described stator core is stator core according to any one of claim 1 to 6.